assert failed: sd->sd_closing

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syzbot

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Apr 15, 2022, 8:18:23 PM4/15/22

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Hello,

syzbot found the following issue on:

HEAD commit: 394d03c6056c tests/make: adjust expectations to actual beh..
git tree: netbsd
console output: https://syzkaller.appspot.com/x/log.txt?x=15381324f00000
kernel config: https://syzkaller.appspot.com/x/.config?x=1420f906d33d9f1f
dashboard link: https://syzkaller.appspot.com/bug?extid=4388f20706ec8a4c8db0
compiler: g++ (Debian 10.2.1-6) 10.2.1 20210110

Unfortunately, I don't have any reproducer for this issue yet.

IMPORTANT: if you fix the issue, please add the following tag to the commit:
Reported-by: syzbot+4388f2...@syzkaller.appspotmail.com

[ 74.7081913] panic: kernel diagnostic assertion "sd->sd_closing" failed: file "/syzkaller/managers/ci2-netbsd-kubsan/kernel/sys/miscfs/specfs/spec_vnops.c", line 1725
[ 74.7311512] cpu0: Begin traceback...
[ 74.7481835] vpanic() at netbsd:vpanic+0x2d0 sys/kern/subr_prf.c:290
[ 74.7981852] kern_assert() at netbsd:kern_assert+0x65 sys/arch/amd64/amd64/db_disasm.c:1074
[ 74.8481827] spec_close() at netbsd:spec_close+0x8d3 sys/miscfs/specfs/spec_vnops.c:1725
[ 74.8881884] VOP_CLOSE() at netbsd:VOP_CLOSE+0x12f sys/kern/vnode_if.c:563
[ 74.9281825] vn_close() at netbsd:vn_close+0x4c sys/kern/vfs_vnops.c:480
[ 74.9681816] sys_ktrace() at netbsd:sys_ktrace+0x42c ktrexit sys/sys/ktrace.h:342 [inline]
[ 74.9681816] sys_ktrace() at netbsd:sys_ktrace+0x42c sys/kern/kern_ktrace_vfs.c:121
[ 74.9981840] sys___syscall() at netbsd:sys___syscall+0x1e3 sy_call sys/sys/syscallvar.h:65 [inline]
[ 74.9981840] sys___syscall() at netbsd:sys___syscall+0x1e3 sys/kern/sys_syscall.c:90
[ 75.0481841] syscall() at netbsd:syscall+0x2da sy_call sys/sys/syscallvar.h:65 [inline]
[ 75.0481841] syscall() at netbsd:syscall+0x2da sy_invoke sys/sys/syscallvar.h:94 [inline]
[ 75.0481841] syscall() at netbsd:syscall+0x2da sys/arch/x86/x86/syscall.c:138
[ 75.0581882] --- syscall (number 198) ---
[ 75.0681813] netbsd:syscall+0x2da:
[ 75.0681813] cpu0: End traceback...
[ 75.0806941] fatal breakpoint trap in supervisor mode
[ 75.0806941] trap type 1 code 0 rip 0xffffffff80221a95 cs 0x8 rflags 0x246 cr2 0x20002000 ilevel 0 rsp 0xffff8600d154ecf0
[ 75.0964638] curlwp 0xffffc3689da56140 pid 4268.3278 lowest kstack 0xffff8600d154a2c0
Stopped in pid 4268.3278 (syz-executor.1) at netbsd:breakpoint+0x5: leave
?
breakpoint() at netbsd:breakpoint+0x5
db_panic() at netbsd:db_panic+0xec sys/ddb/db_panic.c:69
vpanic() at netbsd:vpanic+0x2d0 sys/kern/subr_prf.c:290
kern_assert() at netbsd:kern_assert+0x65 sys/arch/amd64/amd64/db_disasm.c:1074
spec_close() at netbsd:spec_close+0x8d3 sys/miscfs/specfs/spec_vnops.c:1725
VOP_CLOSE() at netbsd:VOP_CLOSE+0x12f sys/kern/vnode_if.c:563
vn_close() at netbsd:vn_close+0x4c sys/kern/vfs_vnops.c:480
sys_ktrace() at netbsd:sys_ktrace+0x42c ktrexit sys/sys/ktrace.h:342 [inline]
sys_ktrace() at netbsd:sys_ktrace+0x42c sys/kern/kern_ktrace_vfs.c:121
sys___syscall() at netbsd:sys___syscall+0x1e3 sy_call sys/sys/syscallvar.h:65 [inline]
sys___syscall() at netbsd:sys___syscall+0x1e3 sys/kern/sys_syscall.c:90
syscall() at netbsd:syscall+0x2da sy_call sys/sys/syscallvar.h:65 [inline]
syscall() at netbsd:syscall+0x2da sy_invoke sys/sys/syscallvar.h:94 [inline]
syscall() at netbsd:syscall+0x2da sys/arch/x86/x86/syscall.c:138
--- syscall (number 198) ---
netbsd:syscall+0x2da:
Panic string: kernel diagnostic assertion "sd->sd_closing" failed: file "/syzkaller/managers/ci2-netbsd-kubsan/kernel/sys/miscfs/specfs/spec_vnops.c", line 1725
PID LID S CPU FLAGS STRUCT LWP * NAME WAIT
4268 >3278 7 0 0 ffffc3689da56140 syz-executor.1
4268 4058 3 0 180 ffffc3689e968100 syz-executor.1 parked
4268 4196 3 0 180 ffffc3689d37e4c0 syz-executor.1 parked
4268 >4268 7 1 10000140 ffffc3689e968540 syz-executor.1
4306 4431 3 1 180 ffffc3689ddaf780 syz-executor.0 parked
4306 4306 2 0 10000000 ffffc3689d37e080 syz-executor.0
4587 3762 3 1 180 ffffc3689d2cf2c0 syz-executor.5 parked
4587 4144 3 1 40180 ffffc3689059f4c0 syz-executor.5 parked
4587 4587 2 0 10040000 ffffc3689d72c300 syz-executor.5
3880 3139 3 0 180 ffffc3689e5b8680 syz-executor.3 parked
3880 4153 2 0 0 ffffc3689dbbb940 syz-executor.3
3880 3880 2 0 10040000 ffffc36897a87a80 syz-executor.3
4198 4029 3 0 40180 ffffc3689034d040 syz-executor.2 parked
4198 3909 3 1 40180 ffffc3689e968980 syz-executor.2 parked
4198 4198 2 0 10040140 ffffc3689b54a280 syz-executor.2
3642 3642 3 0 180 ffffc3689dae68c0 syz-executor.4 parked
3398 3398 3 0 180 ffffc3689034d480 syz-executor.4 parked
3536 3536 3 0 180 ffffc3689e5b8ac0 syz-executor.4 parked
982 982 2 0 140 ffffc3689059f080 syz-executor.5
1151 1151 2 0 140 ffffc3689017dbc0 syz-executor.4
989 989 2 0 140 ffffc3689026d540 syz-executor.3
1075 1075 2 0 140 ffffc3689444fa40 syz-executor.2
1107 1107 2 1 140 ffffc3689444f1c0 syz-executor.1
425 425 2 0 140 ffffc368916ec5c0 syz-executor.0
1084 1223 3 0 1c0 ffffc368916eca00 syz-fuzzer parked
1084 1001 3 0 180 ffffc3689056e140 syz-fuzzer parked
1084 1054 3 0 180 ffffc3688f54cac0 syz-fuzzer parked
1084 1194 3 1 180 ffffc3689026d100 syz-fuzzer parked
1084 1255 3 1 180 ffffc3689017d780 syz-fuzzer kqueue
1084 1195 3 0 180 ffffc3688fae7b80 syz-fuzzer parked
1084 1100 3 0 180 ffffc3688f54c680 syz-fuzzer parked
1084 1084 3 1 180 ffffc3688f6cc280 syz-fuzzer parked
1086 1086 3 0 180 ffffc3688f54c240 sshd select
1000 1000 3 0 180 ffffc368916ec180 getty nanoslp
1073 1073 3 0 180 ffffc3689056e9c0 getty nanoslp
1115 1115 3 0 180 ffffc3688fae7300 getty nanoslp
699 699 3 0 1c0 ffffc3688f20a600 getty ttyraw
997 997 3 1 180 ffffc3688f6cc6c0 sshd select
942 942 3 0 180 ffffc3689056e580 powerd kqueue
687 687 3 1 180 ffffc3689026d980 syslogd kqueue
547 547 3 0 180 ffffc3688f8c5b40 dhcpcd poll
546 546 3 0 180 ffffc3688f6ccb00 dhcpcd poll
600 600 3 1 180 ffffc3689057b500 dhcpcd poll
587 587 3 0 180 ffffc3689017d340 dhcpcd poll
289 289 3 1 180 ffffc3688f8c5700 dhcpcd poll
288 288 3 1 180 ffffc3688f8c52c0 dhcpcd poll
351 351 3 0 180 ffffc3688fae7740 dhcpcd poll
1 1 3 0 180 ffffc3688707e100 init wait
0 4020 3 1 40200 ffffc3689057b940 ktrace ktrwait
0 2861 3 0 200 ffffc3689059f900 ktrace ktrwait
0 968 3 0 200 ffffc3688f20aa40 physiod physiod
0 194 3 1 200 ffffc3688f275a80 pooldrain pooldrain
0 193 3 0 200 ffffc3688f275640 ioflush syncer
0 192 3 0 200 ffffc3688f275200 pgdaemon pgdaemon
0 167 3 1 200 ffffc3688f20a1c0 usb7 usbevt
0 166 3 1 200 ffffc3688c185a00 usb6 usbevt
0 165 2 0 240 ffffc3688c1855c0 usb5
0 164 3 0 200 ffffc3688c185180 usb4 usbevt
0 31 3 0 200 ffffc368891309c0 usb3 usbevt
0 63 3 0 200 ffffc36889130580 usb2 usbevt
0 126 3 0 200 ffffc36889130140 usb1 usbevt
0 125 3 1 200 ffffc3688707e980 usb0 usbevt
0 124 3 1 200 ffffc3688707e540 usbtask-dr usbtsk
0 123 3 0 200 ffffc368869456c0 usbtask-hc usbtsk
0 122 3 0 200 ffffc36886fdd300 npfgc0 npfgcw
0 121 3 1 200 ffffc36887049940 rt_free rt_free
0 120 3 1 200 ffffc36887049500 unpgc unpgc
0 119 3 0 200 ffffc368870490c0 key_timehandler key_timehandler
0 118 3 1 200 ffffc36886fdd740 icmp6_wqinput/1 icmp6_wqinput
0 117 3 0 200 ffffc36886fddb80 icmp6_wqinput/0 icmp6_wqinput
0 116 3 0 200 ffffc3688702c900 nd6_timer nd6_timer
0 115 3 1 200 ffffc3688702c4c0 carp6_wqinput/1 carp6_wqinput
0 114 3 0 200 ffffc3688702c080 carp6_wqinput/0 carp6_wqinput
0 113 3 1 200 ffffc368870178c0 carp_wqinput/1 carp_wqinput
0 112 3 0 200 ffffc36887017480 carp_wqinput/0 carp_wqinput
0 111 3 1 200 ffffc36887017040 icmp_wqinput/1 icmp_wqinput
0 110 3 0 200 ffffc36886ff2bc0 icmp_wqinput/0 icmp_wqinput
0 109 3 0 200 ffffc36886ff2780 rt_timer rt_timer
0 108 3 1 200 ffffc36886ff2340 vmem_rehash vmem_rehash
0 99 3 0 200 ffffc3688695ab40 entbutler entropy
0 98 3 1 200 ffffc3688695a700 viomb balloon
0 97 3 1 200 ffffc3688695a2c0 vioif0_txrx/1 vioif0_txrx
0 96 3 0 200 ffffc36886945b00 vioif0_txrx/0 vioif0_txrx
0 29 3 0 200 ffffc36886945280 scsibus0 sccomp
0 28 3 1 200 ffffc368853cbac0 pms0 pmsreset
0 27 3 1 200 ffffc368853cb680 xcall/1 xcall
0 26 1 1 200 ffffc368853cb240 softser/1
0 25 1 1 200 ffffc3688539ea80 softclk/1
0 24 1 1 200 ffffc3688539e640 softbio/1
0 23 1 1 200 ffffc3688539e200 softnet/1
0 22 1 1 201 ffffc369b4335a40 idle/1
0 21 3 1 200 ffffc369b4335600 lnxsyswq lnxsyswq
0 20 3 1 200 ffffc369b43351c0 lnxubdwq lnxubdwq
0 19 3 1 200 ffffc369b4346a00 lnxpwrwq lnxpwrwq
0 18 3 1 200 ffffc369b43465c0 lnxlngwq lnxlngwq
0 17 3 1 200 ffffc369b4346180 lnxhipwq lnxhipwq
0 16 3 1 200 ffffc369b435b9c0 lnxrcugc lnxrcugc
0 15 3 0 200 ffffc369b435b580 sysmon smtaskq
0 14 3 1 200 ffffc369b435b140 pmfsuspend pmfsuspend
0 13 3 1 200 ffffc369b436e980 pmfevent pmfevent
0 12 3 0 200 ffffc369b436e540 sopendfree sopendfr
0 11 3 0 200 ffffc369b436e100 iflnkst iflnkst
0 10 3 1 200 ffffc369b5399940 nfssilly nfssilly
0 9 3 1 200 ffffc369b5399500 vdrain vdrain
0 8 3 0 200 ffffc369b53990c0 modunload mod_unld
0 7 3 0 200 ffffc369b53c6900 xcall/0 xcall
0 6 1 0 200 ffffc369b53c64c0 softser/0
0 5 1 0 200 ffffc369b53c6080 softclk/0
0 4 1 0 200 ffffc369b53f18c0 softbio/0
0 3 1 0 200 ffffc369b53f1480 softnet/0
0 2 1 0 201 ffffc369b53f1040 idle/0
0 0 3 0 200 ffffffff86538ec0 swapper uvm
[Locks tracked through LWPs]

****** LWP 4268.3278 (syz-executor.1) @ 0xffffc3689da56140, l_stat=7

*** Locks held:

* Lock 0 (initialized at devsw_init)
lock address : 0xffffffff86aa9e40 type : sleep/adaptive
initialized : 0xffffffff837ccad1
shared holds : 0 exclusive: 1
shares wanted: 0 exclusive: 0
relevant cpu : 0 last held: 0
relevant lwp : 0xffffc3689da56140 last held: 0xffffc3689da56140
last locked* : 0xffffffff83a31a53 unlocked : 0xffffffff83a31ad2
owner field : 0xffffc3689da56140 wait/spin: 0/0
Turnstile: no active turnstile for this lock.

*** Locks wanted: none

****** LWP 3880.4153 (syz-executor.3) @ 0xffffc3689dbbb940, l_stat=2

*** Locks held:

* Lock 0 (initialized at vcache_alloc)
lock address : 0xffffc36893cc7ec0 type : sleep/adaptive
initialized : 0xffffffff839c2e30
shared holds : 0 exclusive: 1
shares wanted: 0 exclusive: 0
relevant cpu : 0 last held: 0
relevant lwp : 0xffffc3689dbbb940 last held: 0xffffc3689dbbb940
last locked* : 0xffffffff83a22550 unlocked : 0xffffffff83a226d4
owner/count : 0xffffc3689dbbb940 flags : 0x0000000000000004
Turnstile: no active turnstile for this lock.

* Lock 1 (initialized at vcache_alloc)
lock address : 0xffffc3689e18b500 type : sleep/adaptive
initialized : 0xffffffff839c2e30
shared holds : 0 exclusive: 1
shares wanted: 0 exclusive: 0
relevant cpu : 0 last held: 0
relevant lwp : 0xffffc3689dbbb940 last held: 0xffffc3689dbbb940
last locked* : 0xffffffff83a22550 unlocked : 000000000000000000
owner/count : 0xffffc3689dbbb940 flags : 0x0000000000000004
Turnstile: no active turnstile for this lock.

*** Locks wanted: none

****** LWP 546.546 (dhcpcd) @ 0xffffc3688f6ccb00, l_stat=3

*** Locks held: none

*** Locks wanted:

* Lock 0 (initialized at module_hook_init)
lock address : 0xffffffff869d3f80 type : sleep/adaptive
initialized : 0xffffffff836dea17
shared holds : 0 exclusive: 0
shares wanted: 0 exclusive: 0
relevant cpu : 0 last held: 0
relevant lwp : 0xffffc3688f6ccb00 last held: 000000000000000000
last locked : 000000000000000000 unlocked*: 000000000000000000
owner field : 000000000000000000 wait/spin: 0/0
Turnstile: no active turnstile for this lock.

****** LWP 600.600 (dhcpcd) @ 0xffffc3689057b500, l_stat=3

*** Locks held: none

*** Locks wanted:

* Lock 0 (initialized at module_hook_init)
lock address : 0xffffffff869d3f80 type : sleep/adaptive
initialized : 0xffffffff836dea17
shared holds : 0 exclusive: 0
shares wanted: 0 exclusive: 0
relevant cpu : 1 last held: 0
relevant lwp : 0xffffc3689057b500 last held: 000000000000000000
last locked : 000000000000000000 unlocked*: 000000000000000000
owner field : 000000000000000000 wait/spin: 0/0
Turnstile: no active turnstile for this lock.

****** LWP 288.288 (dhcpcd) @ 0xffffc3688f8c52c0, l_stat=3

*** Locks held: none

*** Locks wanted:

* Lock 0 (initialized at module_hook_init)
lock address : 0xffffffff869d3f80 type : sleep/adaptive
initialized : 0xffffffff836dea17
shared holds : 0 exclusive: 0
shares wanted: 0 exclusive: 0
relevant cpu : 1 last held: 0
relevant lwp : 0xffffc3688f8c52c0 last held: 000000000000000000
last locked : 000000000000000000 unlocked*: 000000000000000000
owner field : 000000000000000000 wait/spin: 0/0
Turnstile: no active turnstile for this lock.

****** LWP 351.351 (dhcpcd) @ 0xffffc3688fae7740, l_stat=3

*** Locks held: none

*** Locks wanted:

* Lock 0 (initialized at module_hook_init)
lock address : 0xffffffff869d3f80 type : sleep/adaptive
initialized : 0xffffffff836dea17
shared holds : 0 exclusive: 0
shares wanted: 0 exclusive: 0
relevant cpu : 0 last held: 0
relevant lwp : 0xffffc3688fae7740 last held: 000000000000000000
last locked : 000000000000000000 unlocked*: 000000000000000000
owner field : 000000000000000000 wait/spin: 0/0
Turnstile: no active turnstile for this lock.

****** LWP 0.25 (softclk/1) @ 0xffffc3688539ea80, l_stat=1

*** Locks held: none

*** Locks wanted:

* Lock 0 (initialized at module_hook_init)
lock address : 0xffffffff869d3f80 type : sleep/adaptive
initialized : 0xffffffff836dea17
shared holds : 0 exclusive: 0
shares wanted: 0 exclusive: 0
relevant cpu : 1 last held: 0
relevant lwp : 0xffffc3688539ea80 last held: 000000000000000000
last locked : 000000000000000000 unlocked*: 000000000000000000
owner field : 000000000000000000 wait/spin: 0/0
Turnstile: no active turnstile for this lock.

****** LWP 0.11 (iflnkst) @ 0xffffc369b436e100, l_stat=3

*** Locks held: none

*** Locks wanted:

* Lock 0 (initialized at module_hook_init)
lock address : 0xffffffff869d3f80 type : sleep/adaptive
initialized : 0xffffffff836dea17
shared holds : 0 exclusive: 0
shares wanted: 0 exclusive: 0
relevant cpu : 0 last held: 0
relevant lwp : 0xffffc369b436e100 last held: 000000000000000000
last locked : 000000000000000000 unlocked*: 000000000000000000
owner field : 000000000000000000 wait/spin: 0/0
Turnstile: no active turnstile for this lock.

****** LWP 0.0 (swapper) @ 0xffffffff86538ec0, l_stat=3

*** Locks held: none

*** Locks wanted:

* Lock 0 (initialized at module_hook_init)
lock address : 0xffffffff869d3f80 type : sleep/adaptive
initialized : 0xffffffff836dea17
shared holds : 0 exclusive: 0
shares wanted: 0 exclusive: 0
relevant cpu : 0 last held: 0
relevant lwp : 0xffffffff86538ec0 last held: 000000000000000000
last locked : 000000000000000000 unlocked*: 000000000000000000
owner field : 000000000000000000 wait/spin: 0/0
Turnstile: no active turnstile for this lock.

[Locks tracked through CPUs]

PAGE FLAG PQ UOBJECT UANON
0xffff860000007180 0045 00000000 0x0 0x0
0xffff860000007200 0045 00000000 0x0 0x0
0xffff860000007280 0045 00000000 0x0 0x0
0xffff860000007300 0045 00000000 0x0 0x0
0xffff860000007380 0045 00000000 0x0 0x0
0xffff860000007400 0045 00000000 0x0 0x0
0xffff860000007480 0045 00000000 0x0 0x0
0xffff860000007500 0045 00000000 0x0 0x0
0xffff860000007580 0045 00000000 0x0 0x0
0xffff860000007600 0041 00000000 0x0 0x0
0xffff860000007680 0041 00000000 0x0 0x0
0xffff860000007700 0041 00000000 0x0 0x0
0xffff860000007780 0041 00000000 0x0 0x0
0xffff860000007800 0041 00000000 0x0 0x0
0xffff860000007880 0045 00000000 0x0 0x0
0xffff860000007900 0045 00000000 0x0 0x0
0xffff860000007980 0041 00000000 0x0 0x0
0xffff860000007a00 0041 00000000 0x0 0x0
0xffff860000007a80 0041 00000000 0x0 0x0
0xffff860000007b00 0041 00000000 0x0 0x0
0xffff860000007b80 0041 00000000 0x0 0x0
0xffff860000007c00 0041 00000000 0x0 0x0
0xffff860000007c80 0041 00000000 0x0 0x0
0xffff860000007d00 0041 00000000 0x0 0x0
0xffff860000007d80 0041 00000000 0x0 0x0
0xffff860000007e00 0041 00000000 0x0 0x0
0xffff860000007e80 0041 00000000 0x0 0x0
0xffff860000007f00 0041 00000000 0x0 0x0
0xffff860000007f80 0041 00000000 0x0 0x0
0xffff860000008000 0041 00000000 0x0 0x0
0xffff860000008080 0041 00000000 0x0 0x0
0xffff860000008100 0041 00000000 0x0 0x0
0xffff860000008180 0041 00000000 0x0 0x0
0xffff860000008200 0041 00000000 0x0 0x0
0xffff860000008280 0041 00000000 0x0 0x0
0xffff860000008300 0041 00000000 0x0 0x0
0xffff860000008380 0041 00000000 0x0 0x0
0xffff860000008400 0041 00000000 0x0 0x0
0xffff860000008480 0041 00000000 0x0 0x0
0xffff860000008500 0041 00000000 0x0 0x0
0xffff860000008580 0041 00000000 0x0 0x0
0xffff860000008600 0041 00000000 0x0 0x0
0xffff860000008680 0041 00000000 0x0 0x0
0xffff860000008700 0041 00000000 0x0 0x0
0xffff860000008780 0041 00000000 0x0 0x0
0xffff860000008800 0041 00000000 0x0 0x0
0xffff860000008880 0041 00000000 0x0 0x0
0xffff860000008900 0041 00000000 0x0 0x0
0xffff860000008980 0041 00000000 0x0 0x0
0xffff860000008a00 0041 00000000 0x0 0x0
0xffff860000008a80 0041 00000000 0x0 0x0
0xffff860000008b00 0041 00000000 0x0 0x0
0xffff860000008b80 0045 00000000 0x0 0x0
0xffff860000008c00 0045 00000000 0x0 0x0
0xffff860000008c80 0041 00000000 0x0 0x0
0xffff860000008d00 0041 00000000 0x0 0x0
0xffff860000008d80 0041 00000000 0x0 0x0
0xffff860000008e00 0041 00000000 0x0 0x0
0xffff860000008e80 0041 00000000 0x0 0x0
0xffff860000008f00 0041 00000000 0x0 0x0
0xffff860000008f80 0041 00000000 0x0 0x0
0xffff860000009000 0041 00000000 0x0 0x0
0xffff860000009080 0041 00000000 0x0 0x0
0xffff860000009100 0041 00000000 0x0 0x0
0xffff860000009180 0041 00000000 0x0 0x0
0xffff860000009200 0041 00000000 0x0 0x0
0xffff860000009280 0041 00000000 0x0 0x0
0xffff860000009300 0041 00000000 0x0 0x0
0xffff860000009380 0041 00000000 0x0 0x0
0xffff860000009400 0041 00000000 0x0 0x0
0xffff860000009480 0045 00000000 0x0 0x0
0xffff860000009500 0041 00000000 0x0 0x0
0xffff860000009580 0041 00000000 0x0 0x0
0xffff860000009600 0041 00000000 0x0 0x0
0xffff860000009680 0041 00000000 0x0 0x0
0xffff860000009700 0041 00000000 0x0 0x0
0xffff860000009780 0041 00000000 0x0 0x0
0xffff860000009800 0041 00000000 0x0 0x0
0xffff860000009880 0041 00000000 0x0 0x0
0xffff860000009900 0041 00000000 0x0 0x0
0xffff860000009980 0041 00000000 0x0 0x0
0xffff860000009a00 0041 00000000 0x0 0x0
0xffff860000009a80 0041 00000000 0x0 0x0
0xffff860000009b00 0041 00000000 0x0 0x0
0xffff860000009b80 0041 00000000 0x0 0x0
0xffff860000009c00 0041 00000000 0x0 0x0
0xffff860000009c80 0041 00000000 0x0 0x0
0xffff860000009d00 0041 00000000 0x0 0x0
0xffff860000009d80 0041 00000000 0x0 0x0
0xffff860000009e00 0041 00000000 0x0 0x0
0xffff860000009e80 0041 00000000 0x0 0x0
0xffff860000009f00 0041 00000000 0x0 0x0
0xffff860000009f80 0041 00000000 0x0 0x0
0xffff86000000a000 0041 00000000 0x0 0x0
0xffff86000000a080 0041 00000000 0x0 0x0
0xffff86000000a100 0041 00000000 0x0 0x0
0xffff86000000a180 0041 00000000 0x0 0x0
0xffff86000000a200 0045 00000000 0x0 0x0
0xffff86000000a280 0045 00000000 0x0 0x0
0xffff86000000a300 0041 00000000 0x0 0x0
0xffff86000000a380 0041 00000000 0x0 0x0
0xffff86000000a400 0041 00000000 0x0 0x0
0xffff86000000a480 0041 00000000 0x0 0x0
0xffff86000000a500 0041 00000000 0x0 0x0
0xffff86000000a580 0041 00000000 0x0 0x0
0xffff86000000a600 0041 00000000 0x0 0x0
0xffff86000000a680 0041 00000000 0x0 0x0
0xffff86000000a700 0041 00000000 0x0 0x0
0xffff86000000a780 0041 00000000 0x0 0x0
0xffff86000000a800 0041 00000000 0x0 0x0
0xffff86000000a880 0041 00000000 0x0 0x0
0xffff86000000a900 0041 00000000 0x0 0x0
0xffff86000000a980 0041 00000000 0x0 0x0
0xffff86000000aa00 0041 00000000 0x0 0x0
0xffff86000000aa80 0041 00000000 0x0 0x0
0xffff86000000ab00 0041 00000000 0x0 0x0
0xffff86000000ab80 0041 00000000 0x0 0x0
0xffff86000000ac00 0041 00000000 0x0 0x0
0xffff86000000ac80 0041 00000000 0x0 0x0
0xffff86000000ad00 0041 00000000 0x0 0x0
0xffff86000000ad80 0041 00000000 0x0 0x0
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0xffff860000019a80 0001 00000000 0x0 0x0
0xffff860000019b00 0001 00000000 0x0 0x0
0xffff860000019b80 0001 00000000 0x0 0x0
0xffff860000019c00 0001 00000000 0x0 0x0
0xffff860000019c80 0001 00000000 0x0 0x0
0xffff860000019d00 0001 00000000 0x0 0x0
0xffff860000019d80 0001 00000000 0x0 0x0
0xffff860000019e00 0001 00000000 0x0 0x0
0xffff860000019e80 0001 00000000 0x0 0x0
0xffff860000019f00 0001 00000000 0x0 0x0
0xffff860000019f80 0001 00000000 0x0 0x0
0xffff86000001a000 0001 00000000 0x0 0x0
0xffff86000001a080 0001 00000000 0x0 0x0
0xffff86000001a100 0001 00000000 0x0 0x0
0xffff86000001a180 0001 00000000 0x0 0x0
0xffff86000001a200 0001 00000000 0x0 0x0
0xffff86000001a280 0001 00000000 0x0 0x0
0xffff86000001a300 0001 00000000 0x0 0x0
0xffff86000001a380 0001 00000000 0x0 0x0
0xffff86000001a400 0001 00000000 0x0 0x0
0xffff86000001a480 0001 00000000 0x0 0x0
0xffff86000001a500 0001 00000000 0x0 0x0
0xffff86000001a580 0001 00000000 0x0 0x0
0xffff86000001a600 0001 00000000 0x0 0x0
0xffff86000001a680 0001 00000000 0x0 0x0
0xffff86000001a700 0001 00000000 0x0 0x0
0xffff86000001a780 0001 00000000 0x0 0x0
0xffff86000001a800 0001 00000000 0x0 0x0
0xffff86000001a880 0001 00000000 0x0 0x0
0xffff86000001a900 0001 00000000 0x0 0x0
0xffff86000001a980 0001 00000000 0x0 0x0
0xffff86000001aa00 0001 00000000 0x0 0x0
0xffff86000001aa80 0001 00000000 0x0 0x0
0xffff86000001ab00 0001 00000000 0x0 0x0
0xffff86000001ab80 0001 00000000 0x0 0x0
0xffff86000001ac00 0041 00000000 0x0 0x0
0xffff86000001ac80 0041 00000000 0x0 0x0
0xffff86000001ad00 0041 00000000 0x0 0x0
0xffff86000001ad80 0041 00000000 0x0 0x0
0xffff86000001ae00 0041 00000000 0x0 0x0
0xffff86000001ae80 0041 00000000 0x0 0x0
0xffff86000001af00 0041 00000000 0x0 0x0
0xffff86000001af80 0041 00000000 0x0 0x0
0xffff86000001b000 0041 00000000 0x0 0x0
0xffff86000001b080 0041 00000000 0x0 0x0
0xffff86000001b100 0041 00000000 0x0 0x0
0xffff86000001b180 0041 00000000 0x0 0x0
0xffff86000001b200 0041 00000000 0x0 0x0
0xffff86000001b280 0041 00000000 0x0 0x0
0xffff86000001b300 0041 00000000 0x0 0x0
0xffff86000001b380 0041 00000000 0x0 0x0
0xffff86000001b400 0041 00000000 0x0 0x0
0xffff86000001b480 0041 00000000 0x0 0x0
0xffff86000001b500 0041 00000000 0x0 0x0
0xffff86000001b580 0041 00000000 0x0 0x0
0xffff86000001b600 0041 00000000 0x0 0x0
0xffff86000001b680 0041 00000000 0x0 0x0
0xffff86000001b700 0041 00000000 0x0 0x0
0xffff86000001b780 0041 00000000 0x0 0x0
0xffff86000001b800 0041 00000000 0x0 0x0
0xffff86000001b880 0041 00000000 0x0 0x0
0xffff86000001b900 0041 00000000 0x0 0x0
0xffff86000001b980 0045 00000000 0x0 0x0
0xffff86000001ba00 0045 00000000 0x0 0x0
0xffff86000001ba80 0045 00000000 0x0 0x0
0xffff86000001bb00 0045 00000000 0x0 0x0
0xffff86000001bb80 0041 00000000 0x0 0x0
0xffff86000001bc00 0045 00000000 0x0 0x0
0xffff86000001bc80 0041 00000000 0x0 0x0
0xffff86000001bd00 0045 00000000 0x0 0x0
0xffff86000001bd80 0045 00000000 0x0 0x0
0xffff86000001be00 0045 00000000 0x0 0x0
0xffff86000001be80 0045 00000000 0x0 0x0
0xffff86000001bf00 0045 00000000 0x0 0x0
0xffff86000001bf80 0041 00000000 0x0 0x0
0xffff86000001c000 0045 00000000 0x0 0x0
0xffff86000001c080 0041 00000000 0x0 0x0
0xffff86000001c100 0001 00000000 0x0 0x0
0xffff86000001c180 0001 00000000 0x0 0x0
0xffff86000001c200 0001 00000000 0

---
This report is generated by a bot. It may contain errors.
See https://goo.gl/tpsmEJ for more information about syzbot.
syzbot engineers can be reached at syzk...@googlegroups.com.

syzbot will keep track of this issue. See:
https://goo.gl/tpsmEJ#status for how to communicate with syzbot.

syzbot

unread,

Apr 15, 2022, 8:28:21 PM4/15/22

to syzkaller-...@googlegroups.com

syzbot has found a reproducer for the following issue on:

HEAD commit: 394d03c6056c tests/make: adjust expectations to actual beh..
git tree: netbsd

console output: https://syzkaller.appspot.com/x/log.txt?x=161c8340f00000

kernel config: https://syzkaller.appspot.com/x/.config?x=1420f906d33d9f1f
dashboard link: https://syzkaller.appspot.com/bug?extid=4388f20706ec8a4c8db0
compiler: g++ (Debian 10.2.1-6) 10.2.1 20210110

syz repro: https://syzkaller.appspot.com/x/repro.syz?x=157965c0f00000
C reproducer: https://syzkaller.appspot.com/x/repro.c?x=17293450f00000

IMPORTANT: if you fix the issue, please add the following tag to the commit:
Reported-by: syzbot+4388f2...@syzkaller.appspotmail.com

login: [ 36.2055116] panic: kernel diagnostic assertion "sd->sd_closing" failed: file "/syzkaller/managers/ci2-netbsd-kubsan/kernel/sys/miscfs/specfs/spec_vnops.c", line 1725
[ 36.2173149] cpu0: Begin traceback...
[ 36.2254924] vpanic() at netbsd:vpanic+0x2d0 sys/kern/subr_prf.c:290
[ 36.2854925] kern_assert() at netbsd:kern_assert+0x65 sys/arch/amd64/amd64/db_disasm.c:1074
[ 36.3254934] spec_close() at netbsd:spec_close+0x8d3 sys/miscfs/specfs/spec_vnops.c:1725
[ 36.3654912] VOP_CLOSE() at netbsd:VOP_CLOSE+0x12f sys/kern/vnode_if.c:563
[ 36.4054932] vn_close() at netbsd:vn_close+0x4c sys/kern/vfs_vnops.c:480
[ 36.4454927] sys_ktrace() at netbsd:sys_ktrace+0x42c ktrexit sys/sys/ktrace.h:342 [inline]
[ 36.4454927] sys_ktrace() at netbsd:sys_ktrace+0x42c sys/kern/kern_ktrace_vfs.c:121
[ 36.4854925] sys_syscall() at netbsd:sys_syscall+0x1e4 sy_call sys/sys/syscallvar.h:65 [inline]
[ 36.4854925] sys_syscall() at netbsd:sys_syscall+0x1e4 sys/kern/sys_syscall.c:90
[ 36.5154938] syscall() at netbsd:syscall+0x2da sy_call sys/sys/syscallvar.h:65 [inline]
[ 36.5154938] syscall() at netbsd:syscall+0x2da sy_invoke sys/sys/syscallvar.h:94 [inline]
[ 36.5154938] syscall() at netbsd:syscall+0x2da sys/arch/x86/x86/syscall.c:138
[ 36.5266700] --- syscall (number 0) ---
[ 36.5454938] netbsd:syscall+0x2da:
[ 36.5454938] cpu0: End traceback...
[ 36.5454938] fatal breakpoint trap in supervisor mode
[ 36.5557836] trap type 1 code 0 rip 0xffffffff80221a95 cs 0x8 rflags 0x246 cr2 0x7b0fd3be92a0 ilevel 0 rsp 0xffffcb00c83dbcf0
[ 36.5687804] curlwp 0xffffa538f8517580 pid 1200.1200 lowest kstack 0xffffcb00c83d72c0
Stopped in pid 1200.1200 (syz-executor2440) at netbsd:breakpoint+0x5: leave

?
breakpoint() at netbsd:breakpoint+0x5
db_panic() at netbsd:db_panic+0xec sys/ddb/db_panic.c:69
vpanic() at netbsd:vpanic+0x2d0 sys/kern/subr_prf.c:290
kern_assert() at netbsd:kern_assert+0x65 sys/arch/amd64/amd64/db_disasm.c:1074
spec_close() at netbsd:spec_close+0x8d3 sys/miscfs/specfs/spec_vnops.c:1725
VOP_CLOSE() at netbsd:VOP_CLOSE+0x12f sys/kern/vnode_if.c:563
vn_close() at netbsd:vn_close+0x4c sys/kern/vfs_vnops.c:480
sys_ktrace() at netbsd:sys_ktrace+0x42c ktrexit sys/sys/ktrace.h:342 [inline]
sys_ktrace() at netbsd:sys_ktrace+0x42c sys/kern/kern_ktrace_vfs.c:121

sys_syscall() at netbsd:sys_syscall+0x1e4 sy_call sys/sys/syscallvar.h:65 [inline]
sys_syscall() at netbsd:sys_syscall+0x1e4 sys/kern/sys_syscall.c:90

syscall() at netbsd:syscall+0x2da sy_call sys/sys/syscallvar.h:65 [inline]
syscall() at netbsd:syscall+0x2da sy_invoke sys/sys/syscallvar.h:94 [inline]
syscall() at netbsd:syscall+0x2da sys/arch/x86/x86/syscall.c:138

--- syscall (number 0) ---

netbsd:syscall+0x2da:
Panic string: kernel diagnostic assertion "sd->sd_closing" failed: file "/syzkaller/managers/ci2-netbsd-kubsan/kernel/sys/miscfs/specfs/spec_vnops.c", line 1725
PID LID S CPU FLAGS STRUCT LWP * NAME WAIT

334 334 2 0 0 ffffa538f8517140 syz-executor2440
1387 1387 2 0 0 ffffa538f9898180 syz-executor2440
330 > 330 7 1 0 ffffa538f687cbc0 syz-executor2440
1196 1196 2 1 0 ffffa538f98985c0 syz-executor2440
1200 >1200 7 0 0 ffffa538f8517580 syz-executor2440
957 957 2 0 0 ffffa538f85179c0 syz-executor2440
1192 1192 2 0 140 ffffa538f718b940 syz-executor2440
844 844 2 1 40 ffffa538f718b500 syz-executor2440
1224 1224 2 1 140 ffffa538f6736300 syz-executor2440
1220 1220 2 1 140 ffffa538f687c340 syz-executor2440
1195 1195 2 0 140 ffffa538f7ce7540 syz-executor2440
1223 1223 2 1 140 ffffa538f604f680 syz-executor2440
1222 1222 3 0 180 ffffa538f7ce7980 syz-executor2440 nanoslp
1077 1077 3 1 180 ffffa538f630c280 sshd select
1254 1254 3 1 180 ffffa538f604fac0 getty nanoslp
941 941 3 1 180 ffffa538f7ce7100 getty nanoslp
1073 1073 3 0 180 ffffa538f5df2600 getty nanoslp
1115 1115 3 0 1c0 ffffa538f604f240 getty ttyraw
1093 1093 3 1 180 ffffa538f718b0c0 sshd select
951 951 3 0 180 ffffa538f630cb00 powerd kqueue
687 687 3 0 180 ffffa538f630c6c0 syslogd kqueue
547 547 3 0 180 ffffa538f6e9c040 dhcpcd poll
546 546 3 1 180 ffffa538f654bb40 dhcpcd poll
600 600 3 0 180 ffffa538f654b2c0 dhcpcd poll
587 587 3 1 180 ffffa538f687c780 dhcpcd poll
289 289 3 0 180 ffffa538f6736b80 dhcpcd poll
288 288 3 0 180 ffffa538f6736740 dhcpcd poll
351 351 3 0 180 ffffa538f654b700 dhcpcd poll
1 1 3 1 180 ffffa538edc51940 init wait
0 744 3 0 200 ffffa538f5df2a40 physiod physiod
0 194 3 0 200 ffffa538f5e95a80 pooldrain pooldrain
0 193 2 0 240 ffffa538f5e95640 ioflush
0 192 3 1 200 ffffa538f5e95200 pgdaemon pgdaemon
0 167 3 1 200 ffffa538f5df21c0 usb7 usbevt
0 166 3 1 200 ffffa538f2da5a00 usb6 usbevt
0 165 3 1 200 ffffa538f2da55c0 usb5 usbevt
0 164 3 1 200 ffffa538f2da5180 usb4 usbevt
0 31 3 1 200 ffffa538efd409c0 usb3 usbevt
0 63 3 0 200 ffffa538efd40580 usb2 usbevt
0 126 3 0 200 ffffa538efd40140 usb1 usbevt
0 125 3 0 200 ffffa538edc6b980 usb0 usbevt
0 124 3 0 200 ffffa538edc6b540 usbtask-dr usbtsk
0 123 3 0 200 ffffa538ed5456c0 usbtask-hc usbtsk
0 122 3 1 200 ffffa538edc6b100 npfgc0 npfgcw
0 121 3 1 200 ffffa538edbdd300 rt_free rt_free
0 120 3 1 200 ffffa538edbdd740 unpgc unpgc
0 119 2 0 200 ffffa538edbddb80 key_timehandler
0 118 3 1 200 ffffa538edc51500 icmp6_wqinput/1 icmp6_wqinput
0 117 3 0 200 ffffa538edc510c0 icmp6_wqinput/0 icmp6_wqinput
0 116 2 0 200 ffffa538edc2c900 nd6_timer
0 115 3 1 200 ffffa538edc2c4c0 carp6_wqinput/1 carp6_wqinput
0 114 3 0 200 ffffa538edc2c080 carp6_wqinput/0 carp6_wqinput
0 113 3 1 200 ffffa538edc178c0 carp_wqinput/1 carp_wqinput
0 112 3 0 200 ffffa538edc17480 carp_wqinput/0 carp_wqinput
0 111 3 1 200 ffffa538edc17040 icmp_wqinput/1 icmp_wqinput
0 110 3 0 200 ffffa538edbf2bc0 icmp_wqinput/0 icmp_wqinput
0 109 2 0 200 ffffa538edbf2780 rt_timer
0 108 3 1 200 ffffa538edbf2340 vmem_rehash vmem_rehash
0 99 3 0 200 ffffa538ed55ab40 entbutler entropy
0 98 3 0 200 ffffa538ed55a700 viomb balloon
0 97 3 1 200 ffffa538ed55a2c0 vioif0_txrx/1 vioif0_txrx
0 96 2 0 200 ffffa538ed545b00 vioif0_txrx/0
0 29 3 1 200 ffffa538ed545280 scsibus0 sccomp
0 28 3 0 200 ffffa538ebfcbac0 pms0 pmsreset
0 27 3 1 200 ffffa538ebfcb680 xcall/1 xcall
0 26 1 1 200 ffffa538ebfcb240 softser/1
0 25 1 1 200 ffffa538ebf9ea80 softclk/1
0 24 1 1 200 ffffa538ebf9e640 softbio/1
0 23 1 1 200 ffffa538ebf9e200 softnet/1
0 22 1 1 201 ffffa53a1af35a40 idle/1
0 21 3 1 200 ffffa53a1af35600 lnxsyswq lnxsyswq
0 20 3 1 200 ffffa53a1af351c0 lnxubdwq lnxubdwq
0 19 3 1 200 ffffa53a1af46a00 lnxpwrwq lnxpwrwq
0 18 3 1 200 ffffa53a1af465c0 lnxlngwq lnxlngwq
0 17 3 1 200 ffffa53a1af46180 lnxhipwq lnxhipwq
0 16 3 0 200 ffffa53a1af5b9c0 lnxrcugc lnxrcugc
0 15 3 0 200 ffffa53a1af5b580 sysmon smtaskq
0 14 3 1 200 ffffa53a1af5b140 pmfsuspend pmfsuspend
0 13 3 0 200 ffffa53a1af6e980 pmfevent pmfevent
0 12 3 1 200 ffffa53a1af6e540 sopendfree sopendfr
0 11 3 1 200 ffffa53a1af6e100 iflnkst iflnkst
0 10 3 1 200 ffffa53a1bf99940 nfssilly nfssilly
0 9 3 0 200 ffffa53a1bf99500 vdrain vdrain
0 8 3 1 200 ffffa53a1bf990c0 modunload mod_unld
0 7 3 0 200 ffffa53a1bfc6900 xcall/0 xcall
0 6 1 0 200 ffffa53a1bfc64c0 softser/0
0 5 1 0 200 ffffa53a1bfc6080 softclk/0
0 4 1 0 200 ffffa53a1bff18c0 softbio/0
0 3 1 0 200 ffffa53a1bff1480 softnet/0
0 2 1 0 201 ffffa53a1bff1040 idle/0
0 0 2 0 240 ffffffff86538ec0 swapper
[Locks tracked through LWPs]

****** LWP 330.330 (syz-executor2440) @ 0xffffa538f687cbc0, l_stat=7

*** Locks held:

* Lock 0 (initialized at amap_alloc1)
lock address : 0xffffa538f7a4d4c0 type : sleep/adaptive
initialized : 0xffffffff8357c0fa

shared holds : 0 exclusive: 1
shares wanted: 0 exclusive: 0

relevant cpu : 1 last held: 1
relevant lwp : 0xffffa538f687cbc0 last held: 0xffffa538f687cbc0
last locked* : 0xffffffff835a04de unlocked : 0xffffffff8359c5af
owner/count : 000000000000000000 flags : 000000000000000000

Turnstile: no active turnstile for this lock.

*** Locks wanted:

* Lock 0 (initialized at pmap_ctor)
lock address : 0xffffa538f643b980 type : sleep/adaptive
initialized : 0xffffffff80fe0e9d

shared holds : 0 exclusive: 0

shares wanted: 0 exclusive: 1
relevant cpu : 1 last held: 1
relevant lwp : 0xffffa538f687cbc0 last held: 000000000000000000
last locked : 0xffffffff80fe35a6 unlocked*: 0xffffffff80fe3c83

owner field : 000000000000000000 wait/spin: 0/0
Turnstile: no active turnstile for this lock.

****** LWP 1200.1200 (syz-executor2440) @ 0xffffa538f8517580, l_stat=7

*** Locks held:

* Lock 0 (initialized at devsw_init)
lock address : 0xffffffff86aa9e40 type : sleep/adaptive
initialized : 0xffffffff837ccad1
shared holds : 0 exclusive: 1
shares wanted: 0 exclusive: 0
relevant cpu : 0 last held: 0

relevant lwp : 0xffffa538f8517580 last held: 0xffffa538f8517580
last locked* : 0xffffffff83a31a53 unlocked : 0xffffffff83a2d34d
owner field : 0xffffa538f8517580 wait/spin: 0/0

Turnstile: no active turnstile for this lock.

*** Locks wanted: none

****** LWP 957.957 (syz-executor2440) @ 0xffffa538f85179c0, l_stat=2

*** Locks held: none

*** Locks wanted:

* Lock 0 (initialized at pmap_ctor)
lock address : 0xffffa538f6416f80 type : sleep/adaptive
initialized : 0xffffffff80fe0e9d

shared holds : 0 exclusive: 0

shares wanted: 0 exclusive: 1

relevant cpu : 0 last held: 0

relevant lwp : 0xffffa538f85179c0 last held: 000000000000000000
last locked : 0xffffffff80fe0a7b unlocked*: 0xffffffff80fe0c68
owner field : 0xffffa538f85179c0 wait/spin: 0/0

Turnstile: no active turnstile for this lock.

****** LWP 844.844 (syz-executor2440) @ 0xffffa538f718b500, l_stat=2

*** Locks held:

* Lock 0 (initialized at uvmspace_alloc)
lock address : 0xffffa538f6779310 type : sleep/adaptive
initialized : 0xffffffff835c8685

shared holds : 0 exclusive: 1
shares wanted: 0 exclusive: 0

relevant cpu : 1 last held: 1
relevant lwp : 0xffffa538f718b500 last held: 0xffffa538f718b500
last locked* : 0xffffffff835b697f unlocked : 0xffffffff835a3758
owner/count : 000000000000000000 flags : 000000000000000000

Turnstile: no active turnstile for this lock.

*** Locks wanted: none

****** LWP 546.546 (dhcpcd) @ 0xffffa538f654bb40, l_stat=3

relevant lwp : 0xffffa538f654bb40 last held: 000000000000000000

last locked : 000000000000000000 unlocked*: 000000000000000000
owner field : 000000000000000000 wait/spin: 0/0
Turnstile: no active turnstile for this lock.

****** LWP 600.600 (dhcpcd) @ 0xffffa538f654b2c0, l_stat=3

relevant lwp : 0xffffa538f654b2c0 last held: 000000000000000000

last locked : 000000000000000000 unlocked*: 000000000000000000
owner field : 000000000000000000 wait/spin: 0/0
Turnstile: no active turnstile for this lock.

****** LWP 288.288 (dhcpcd) @ 0xffffa538f6736740, l_stat=3

relevant lwp : 0xffffa538f6736740 last held: 000000000000000000

last locked : 000000000000000000 unlocked*: 000000000000000000
owner field : 000000000000000000 wait/spin: 0/0
Turnstile: no active turnstile for this lock.

****** LWP 351.351 (dhcpcd) @ 0xffffa538f654b700, l_stat=3

relevant lwp : 0xffffa538f654b700 last held: 000000000000000000

last locked : 000000000000000000 unlocked*: 000000000000000000
owner field : 000000000000000000 wait/spin: 0/0
Turnstile: no active turnstile for this lock.

****** LWP 0.11 (iflnkst) @ 0xffffa53a1af6e100, l_stat=3

relevant lwp : 0xffffa53a1af6e100 last held: 000000000000000000

last locked : 000000000000000000 unlocked*: 000000000000000000
owner field : 000000000000000000 wait/spin: 0/0
Turnstile: no active turnstile for this lock.

****** LWP 0.5 (softclk/0) @ 0xffffa53a1bfc6080, l_stat=1

relevant cpu : 0 last held: 0

relevant lwp : 0xffffa53a1bfc6080 last held: 000000000000000000

last locked : 000000000000000000 unlocked*: 000000000000000000
owner field : 000000000000000000 wait/spin: 0/0
Turnstile: no active turnstile for this lock.

****** LWP 0.0 (swapper) @ 0xffffffff86538ec0, l_stat=2

*** Locks held: none

*** Locks wanted:

* Lock 0 (initialized at module_hook_init)
lock address : 0xffffffff869d3f80 type : sleep/adaptive
initialized : 0xffffffff836dea17
shared holds : 0 exclusive: 0
shares wanted: 0 exclusive: 0
relevant cpu : 0 last held: 0
relevant lwp : 0xffffffff86538ec0 last held: 000000000000000000
last locked : 000000000000000000 unlocked*: 000000000000000000
owner field : 000000000000000000 wait/spin: 0/0
Turnstile: no active turnstile for this lock.

[Locks tracked through CPUs]

PAGE FLAG PQ UOBJECT UANON

0xffffcb0000007180 0045 00000000 0x0 0x0
0xffffcb0000007200 0045 00000000 0x0 0x0
0xffffcb0000007280 0045 00000000 0x0 0x0
0xffffcb0000007300 0045 00000000 0x0 0x0
0xffffcb0000007380 0045 00000000 0x0 0x0
0xffffcb0000007400 0045 00000000 0x0 0x0
0xffffcb0000007480 0045 00000000 0x0 0x0
0xffffcb0000007500 0045 00000000 0x0 0x0
0xffffcb0000007580 0045 00000000 0x0 0x0
0xffffcb0000007600 0041 00000000 0x0 0x0
0xffffcb0000007680 0041 00000000 0x0 0x0
0xffffcb0000007700 0041 00000000 0x0 0x0
0xffffcb0000007780 0041 00000000 0x0 0x0
0xffffcb0000007800 0041 00000000 0x0 0x0
0xffffcb0000007880 0045 00000000 0x0 0x0
0xffffcb0000007900 0045 00000000 0x0 0x0
0xffffcb0000007980 0041 00000000 0x0 0x0
0xffffcb0000007a00 0041 00000000 0x0 0x0
0xffffcb0000007a80 0041 00000000 0x0 0x0
0xffffcb0000007b00 0041 00000000 0x0 0x0
0xffffcb0000007b80 0041 00000000 0x0 0x0
0xffffcb0000007c00 0041 00000000 0x0 0x0
0xffffcb0000007c80 0041 00000000 0x0 0x0
0xffffcb0000007d00 0041 00000000 0x0 0x0
0xffffcb0000007d80 0041 00000000 0x0 0x0
0xffffcb0000007e00 0041 00000000 0x0 0x0
0xffffcb0000007e80 0041 00000000 0x0 0x0
0xffffcb0000007f00 0041 00000000 0x0 0x0
0xffffcb0000007f80 0041 00000000 0x0 0x0
0xffffcb0000008000 0041 00000000 0x0 0x0
0xffffcb0000008080 0041 00000000 0x0 0x0
0xffffcb0000008100 0041 00000000 0x0 0x0
0xffffcb0000008180 0041 00000000 0x0 0x0
0xffffcb0000008200 0041 00000000 0x0 0x0
0xffffcb0000008280 0041 00000000 0x0 0x0
0xffffcb0000008300 0041 00000000 0x0 0x0
0xffffcb0000008380 0041 00000000 0x0 0x0
0xffffcb0000008400 0041 00000000 0x0 0x0
0xffffcb0000008480 0041 00000000 0x0 0x0
0xffffcb0000008500 0041 00000000 0x0 0x0
0xffffcb0000008580 0041 00000000 0x0 0x0
0xffffcb0000008600 0041 00000000 0x0 0x0
0xffffcb0000008680 0041 00000000 0x0 0x0
0xffffcb0000008700 0041 00000000 0x0 0x0
0xffffcb0000008780 0041 00000000 0x0 0x0
0xffffcb0000008800 0041 00000000 0x0 0x0
0xffffcb0000008880 0041 00000000 0x0 0x0
0xffffcb0000008900 0041 00000000 0x0 0x0
0xffffcb0000008980 0041 00000000 0x0 0x0
0xffffcb0000008a00 0041 00000000 0x0 0x0
0xffffcb0000008a80 0041 00000000 0x0 0x0
0xffffcb0000008b00 0041 00000000 0x0 0x0
0xffffcb0000008b80 0045 00000000 0x0 0x0
0xffffcb0000008c00 0045 00000000 0x0 0x0
0xffffcb0000008c80 0041 00000000 0x0 0x0
0xffffcb0000008d00 0041 00000000 0x0 0x0
0xffffcb0000008d80 0041 00000000 0x0 0x0
0xffffcb0000008e00 0041 00000000 0x0 0x0
0xffffcb0000008e80 0041 00000000 0x0 0x0
0xffffcb0000008f00 0041 00000000 0x0 0x0
0xffffcb0000008f80 0041 00000000 0x0 0x0
0xffffcb0000009000 0041 00000000 0x0 0x0
0xffffcb0000009080 0041 00000000 0x0 0x0
0xffffcb0000009100 0041 00000000 0x0 0x0
0xffffcb0000009180 0041 00000000 0x0 0x0
0xffffcb0000009200 0041 00000000 0x0 0x0
0xffffcb0000009280 0041 00000000 0x0 0x0
0xffffcb0000009300 0041 00000000 0x0 0x0
0xffffcb0000009380 0041 00000000 0x0 0x0
0xffffcb0000009400 0041 00000000 0x0 0x0
0xffffcb0000009480 0045 00000000 0x0 0x0
0xffffcb0000009500 0041 00000000 0x0 0x0
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0xffffcb0000018180 0041 00000000 0x0 0x0
0xffffcb0000018200 0041 00000000 0x0 0x0
0xffffcb0000018280 0041 00000000 0x0 0x0
0xffffcb0000018300 0041 00000000 0x0 0x0
0xffffcb0000018380 0041 00000000 0x0 0x0
0xffffcb0000018400 0041 00000000 0x0 0x0
0xffffcb0000018480 0041 00000000 0x0 0x0
0xffffcb0000018500 0041 00000000 0x0 0x0
0xffffcb0000018580 0041 00000000 0x0 0x0
0xffffcb0000018600 0041 00000000 0x0 0x0
0xffffcb0000018680 0041 00000000 0x0 0x0
0xffffcb0000018700 0041 00000000 0x0 0x0
0xffffcb0000018780 0041 00000000 0x0 0x0
0xffffcb0000018800 0041 00000000 0x0 0x0
0xffffcb0000018880 0041 00000000 0x0 0x0
0xffffcb0000018900 0041 00000000 0x0 0x0
0xffffcb0000018980 0041 00000000 0x0 0x0
0xffffcb0000018a00 0041 00000000 0x0 0x0
0xffffcb0000018a80 0041 00000000 0x0 0x0
0xffffcb0000018b00 0041 00000000 0x0 0x0
0xffffcb0000018b80 0041 00000000 0x0 0x0
0xffffcb0000018c00 0041 00000000 0x0 0x0
0xffffcb0000018c80 0041 00000000 0x0 0x0
0xffffcb0000018d00 0041 00000000 0x0 0x0
0xffffcb0000018d80 0041 00000000 0x0 0x0
0xffffcb0000018e00 0041 00000000 0x0 0x0
0xffffcb0000018e80 0041 00000000 0x0 0x0
0xffffcb0000018f00 0041 00000000 0x0 0x0
0xffffcb0000018f80 0041 00000000 0x0 0x0
0xffffcb0000019000 0041 00000000 0x0 0x0
0xffffcb0000019080 0041 00000000 0x0 0x0
0xffffcb0000019100 0001 00000000 0x0 0x0
0xffffcb0000019180 0001 00000000 0x0 0x0
0xffffcb0000019200 0001 00000000 0x0 0x0
0xffffcb0000019280 0001 00000000 0x0 0x0
0xffffcb0000019300 0001 00000000 0x0 0x0
0xffffcb0000019380 0001 00000000 0x0 0x0
0xffffcb0000019400 0001 00000000 0x0 0x0
0xffffcb0000019480 0001 00000000 0x0 0x0
0xffffcb0000019500 0001 00000000 0x0 0x0
0xffffcb0000019580 0001 00000000 0x0 0x0
0xffffcb0000019600 0001 00000000 0x0 0x0
0xffffcb0000019680 0001 00000000 0x0 0x0
0xffffcb0000019700 0001 00000000 0x0 0x0
0xffffcb0000019780 0001 00000000 0x0 0x0
0xffffcb0000019800 0001 00000000 0x0 0x0
0xffffcb0000019880 0001 00000000 0x0 0x0
0xffffcb0000019900 0001 00000000 0x0 0x0
0xffffcb0000019980 0001 00000000 0x0 0x0
0xffffcb0000019a00 0001 00000000 0x0 0x0
0xffffcb0000019a80 0001 00000000 0x0 0x0
0xffffcb0000019b00 0001 00000000 0x0 0x0
0xffffcb0000019b80 0001 00000000 0x0 0x0
0xffffcb0000019c00 0001 00000000 0x0 0x0
0xffffcb0000019c80 0001 00000000 0x0 0x0
0xffffcb0000019d00 0001 00000000 0x0 0x0
0xffffcb0000019d80 0001 00000000 0x0 0x0
0xffffcb0000019e00 0001 00000000 0x0 0x0
0xffffcb0000019e80 0001 00000000 0x0 0x0
0xffffcb0000019f00 0001 00000000 0x0 0x0
0xffffcb0000019f80 0001 00000000 0x0 0x0
0xffffcb000001a000 0001 00000000 0x0 0x0
0xffffcb000001a080 0001 00000000 0x0 0x0
0xffffcb000001a100 0001 00000000 0x0 0x0
0xffffcb000001a180 0001 00000000 0x0 0x0
0xffffcb000001a200 0001 00000000 0x0 0x0
0xffffcb000001a280 0001 00000000 0x0 0x0
0xffffcb000001a300 0001 00000000 0x0 0x0
0xffffcb000001a380 0001 00000000 0x0 0x0
0xffffcb000001a400 0001 00000000 0x0 0x0
0xffffcb000001a480 0001 00000000 0x0 0x0
0xffffcb000001a500 0001 00000000 0x0 0x0
0xffffcb000001a580 0001 00000000 0x0 0x0
0xffffcb000001a600 0001 00000000 0x0 0x0
0xffffcb000001a680 0001 00000000 0x0 0x0
0xffffcb000001a700 0001 00000000 0x0 0x0
0xffffcb000001a780 0001 00000000 0x0 0x0
0xffffcb000001a800 0001 00000000 0x0 0x0
0xffffcb000001a880 0001 00000000 0x0 0x0
0xffffcb000001a900 0001 00000000 0x0 0x0
0xffffcb000001a980 0001 00000000 0x0 0x0
0xffffcb000001aa00 0001 00000000 0x0 0x0
0xffffcb000001aa80 0001 00000000 0x0 0x0
0xffffcb000001ab00 0001 00000000 0x0 0x0
0xffffcb000001ab80 0001 00000000 0x0 0x0
0xffffcb000001ac00 0041 00000000 0x0 0x0
0xffffcb000001ac80 0041 00000000 0x0 0x0
0xffffcb000001ad00 0041 00000000 0x0 0x0
0xffffcb000001ad80 0041 00000000 0x0 0x0
0xffffcb000001ae00 0041 00000000 0x0 0x0
0xffffcb000001ae80 0041 00000000 0x0 0x0
0xffffcb000001af00 0041 00000000 0x0 0x0
0xffffcb000001af80 0041 00000000 0x0 0x0
0xffffcb000001b000 0041 00000000 0x0 0x0
0xffffcb000001b080 0041 00000000 0x0 0x0
0xffffcb000001b100 0041 00000000 0x0 0x0
0xffffcb000001b180 0041 00000000 0x0 0x0
0xffffcb000001b200 0041 00000000 0x0 0x0
0xffffcb000001b280 0041 00000000 0x0 0x0
0xffffcb000001b300 0041 00000000 0x0 0x0
0xffffcb000001b380 0041 00000000 0x0 0x0
0xffffcb000001b400 0041 00000000 0x0 0x0
0xffffcb000001b480 0041 00000000 0x0 0x0
0xffffcb000001b500 0041 00000000 0x0 0x0
0xffffcb000001b580 0041 00000000 0x0 0x0
0xffffcb000001b600 0041 00000000 0x0 0x0
0xffffcb000001b680 0041 00000000 0x0 0x0
0xffffcb000001b700 0041 00000000 0x0 0x0
0xffffcb000001b780 0041 00000000 0x0 0x0
0xffffcb000001b800 0041 00000000 0x0 0x0
0xffffcb000001b880 0041 00000000 0x0 0x0
0xffffcb000001b900 0041 00000000 0x0 0x0
0xffffcb000001b980 0045 00000000 0x0 0x0
0xffffcb000001ba00 0045 00000000 0x0 0x0
0xffffcb000001ba80 0045 00000000 0x0 0x0
0xffffcb000001bb00 0045 00000000 0x0 0x0
0xffffcb000001bb80 0041 00000000 0x0 0x0
0xffffcb000001bc00 0045 00000000 0x0 0x0
0xffffcb000001bc80 0041 00000000 0x0 0x0
0xffffcb000001bd00 0045 00000000 0x0 0x0
0xffffcb000001bd80 0045 00000000 0x0 0x0
0xffffcb000001be00 0045 00000000 0x0 0x0
0xffffcb000001be80 0045 00000000 0x0 0x0
0xffffcb000001bf00 0045 00000000 0x0 0x0
0xffffcb000001bf80 0041 00000000 0x0 0x0
0xffffcb000001c000 0045 00000000 0x0 0x0
0xffffcb000001c080 0041 00000000 0x0 0x0
0xffffcb000001c100 0001 00000000 0x0 0x0
0xffffcb000001c180 0001 00000000 0x0 0x0
0xffffcb000001c200 0001 00000000 0x0 0x0
0xffffcb000001c280 0001 00000000 0x0 0x0
0xffffcb000001c300 0001 00000000 0x0 0x0
0xffffcb000001c380 0001 00000000 0x0

syzbot

unread,

Apr 16, 2022, 10:45:08 AM4/16/22

to rias...@netbsd.org, syzkaller-...@googlegroups.com

Hello,

syzbot has tested the proposed patch but the reproducer is still triggering an issue:
assert failed: !sd->sd_closing

[ 131.1120200] panic: kernel diagnostic assertion "!sd->sd_closing" failed: file "/syzkaller/jobs/netbsd/kernel/sys/miscfs/specfs/spec_vnops.c", line 1675
[ 131.1514601] cpu0: Begin traceback...
[ 131.1819873] vpanic() at netbsd:vpanic+0x258 sys/kern/subr_prf.c:290
[ 131.2519839] _sub_D_65535_0() at netbsd:_sub_D_65535_0+-0x701
[ 131.3219840] spec_close() at netbsd:spec_close+0x7ff sys/miscfs/specfs/spec_vnops.c:1675
[ 131.3919894] VOP_CLOSE() at netbsd:VOP_CLOSE+0xfc sys/kern/vnode_if.c:563
[ 131.4519874] vn_close() at netbsd:vn_close+0x52 sys/kern/vfs_vnops.c:480
[ 131.5119854] sys_ktrace() at netbsd:sys_ktrace+0x42b ktrexit sys/sys/ktrace.h:342 [inline]
[ 131.5119854] sys_ktrace() at netbsd:sys_ktrace+0x42b sys/kern/kern_ktrace_vfs.c:121
[ 131.5719896] sys_syscall() at netbsd:sys_syscall+0x10e sy_call sys/sys/syscallvar.h:65 [inline]
[ 131.5719896] sys_syscall() at netbsd:sys_syscall+0x10e sys/kern/sys_syscall.c:90
[ 131.6419795] syscall() at netbsd:syscall+0x25a sy_call sys/sys/syscallvar.h:65 [inline]
[ 131.6419795] syscall() at netbsd:syscall+0x25a sy_invoke sys/sys/syscallvar.h:94 [inline]
[ 131.6419795] syscall() at netbsd:syscall+0x25a sys/arch/x86/x86/syscall.c:138
[ 131.6619824] --- syscall (number 0) ---
[ 131.6919912] netbsd:syscall+0x25a:
[ 131.7025244] cpu0: End traceback...
[ 131.7025244] fatal breakpoint trap in supervisor mode
[ 131.7256628] trap type 1 code 0 rip 0xffffffff80220a2d cs 0x8 rflags 0x282 cr2 0x72958d63ed30 ilevel 0 rsp 0xffffab819db47a50
[ 131.7525502] curlwp 0xffffab8013d1c200 pid 1210.1210 lowest kstack 0xffffab819db402c0
Stopped in pid 1210.1210 (syz-executor3416) at netbsd:breakpoint+0x5: leave

?
breakpoint() at netbsd:breakpoint+0x5

db_panic() at netbsd:db_panic+0x105 sys/ddb/db_panic.c:69
vpanic() at netbsd:vpanic+0x258 sys/kern/subr_prf.c:290
_sub_D_65535_0() at netbsd:_sub_D_65535_0+-0x701
spec_close() at netbsd:spec_close+0x7ff sys/miscfs/specfs/spec_vnops.c:1675
VOP_CLOSE() at netbsd:VOP_CLOSE+0xfc sys/kern/vnode_if.c:563
vn_close() at netbsd:vn_close+0x52 sys/kern/vfs_vnops.c:480
sys_ktrace() at netbsd:sys_ktrace+0x42b ktrexit sys/sys/ktrace.h:342 [inline]
sys_ktrace() at netbsd:sys_ktrace+0x42b sys/kern/kern_ktrace_vfs.c:121
sys_syscall() at netbsd:sys_syscall+0x10e sy_call sys/sys/syscallvar.h:65 [inline]
sys_syscall() at netbsd:sys_syscall+0x10e sys/kern/sys_syscall.c:90
syscall() at netbsd:syscall+0x25a sy_call sys/sys/syscallvar.h:65 [inline]
syscall() at netbsd:syscall+0x25a sy_invoke sys/sys/syscallvar.h:94 [inline]
syscall() at netbsd:syscall+0x25a sys/arch/x86/x86/syscall.c:138

--- syscall (number 0) ---

netbsd:syscall+0x25a:
Panic string: kernel diagnostic assertion "!sd->sd_closing" failed: file "/syzkaller/jobs/netbsd/kernel/sys/miscfs/specfs/spec_vnops.c", line 1675

PID LID S CPU FLAGS STRUCT LWP * NAME WAIT

1383 1383 3 1 0 ffffab8013d1c640 syz-executor3416 tstile
1213 1213 3 1 0 ffffab8012cae9c0 syz-executor3416 tstile
1116 1116 2 0 0 ffffab8012a06b80 syz-executor3416
550 550 2 1 0 ffffab8013339980 syz-executor3416
1357 1357 2 0 0 ffffab8012aa5080 syz-executor3416
1210 >1210 7 0 0 ffffab8013d1c200 syz-executor3416
1196 1196 2 0 0 ffffab8012bbaa00 syz-executor3416
323 > 323 7 1 140 ffffab8012bba180 syz-executor3416
334 334 2 1 140 ffffab8012bd7a40 syz-executor3416
1201 1201 2 1 140 ffffab8012b6c540 syz-executor3416
330 330 2 0 140 ffffab8012d68040 syz-executor3416
329 329 2 1 140 ffffab8012c5fbc0 syz-executor3416
1072 1072 3 1 180 ffffab8012c88080 syz-executor3416 nanoslp
1197 1197 3 1 40180 ffffab8012ca2100 sshd select
1151 1151 3 1 180 ffffab80129bc700 getty nanoslp
1192 1192 3 1 180 ffffab80126cb780 getty nanoslp
1081 1081 3 0 180 ffffab80134400c0 getty nanoslp
1079 1079 3 1 1c0 ffffab8013465580 getty ttyraw
1092 1092 3 1 180 ffffab8013384600 sshd select
955 955 3 0 180 ffffab8012d688c0 powerd kqueue
691 691 3 0 180 ffffab8013415b80 syslogd kqueue
602 602 3 0 180 ffffab8012c10b00 dhcpcd poll
603 603 3 0 180 ffffab8012c91500 dhcpcd poll
741 741 3 1 180 ffffab8012c04ac0 dhcpcd poll
593 593 3 1 180 ffffab8012c5f340 dhcpcd poll
290 290 3 0 180 ffffab8012d79900 dhcpcd poll
291 291 3 0 180 ffffab8012d794c0 dhcpcd poll
289 289 3 0 180 ffffab8012d79080 dhcpcd poll
1 1 3 0 180 ffffab80128649c0 init wait
0 735 3 0 200 ffffab8012974ac0 physiod physiod
0 194 3 0 200 ffffab801298ab00 pooldrain pooldrain
0 193 2 0 240 ffffab801298a6c0 ioflush
0 192 3 1 200 ffffab801298a280 pgdaemon pgdaemon
0 169 3 0 200 ffffab8012974240 usb7 usbevt
0 167 3 1 200 ffffab801292ea80 usb6 usbevt
0 165 3 0 200 ffffab801292e640 usb5 usbevt
0 164 3 0 200 ffffab801292e200 usb4 usbevt
0 31 3 0 200 ffffab80128e0a40 usb3 usbevt
0 63 3 1 200 ffffab80128e0600 usb2 usbevt
0 126 3 0 200 ffffab80128e01c0 usb1 usbevt
0 125 3 1 200 ffffab8012877a00 usb0 usbevt
0 124 3 1 200 ffffab80128775c0 usbtask-dr usbtsk
0 123 3 1 200 ffffab80120b66c0 usbtask-hc usbtsk
0 122 3 1 200 ffffab8012877180 npfgc0 npfgcw
0 121 3 1 200 ffffab8012864580 rt_free rt_free
0 120 3 1 200 ffffab8012864140 unpgc unpgc
0 119 3 0 200 ffffab80126f9980 key_timehandler key_timehandler
0 118 3 1 200 ffffab80126f9540 icmp6_wqinput/1 icmp6_wqinput
0 117 3 0 200 ffffab80126f9100 icmp6_wqinput/0 icmp6_wqinput
0 116 3 0 200 ffffab80126ed940 nd6_timer nd6_timer
0 115 3 1 200 ffffab80126ed500 carp6_wqinput/1 carp6_wqinput
0 114 3 0 200 ffffab80126ed0c0 carp6_wqinput/0 carp6_wqinput
0 113 3 1 200 ffffab80126de900 carp_wqinput/1 carp_wqinput
0 112 3 0 200 ffffab80126de4c0 carp_wqinput/0 carp_wqinput
0 111 3 1 200 ffffab80126de080 icmp_wqinput/1 icmp_wqinput
0 110 3 0 200 ffffab80126cc8c0 icmp_wqinput/0 icmp_wqinput
0 109 3 0 200 ffffab80126cc480 rt_timer rt_timer
0 108 3 1 200 ffffab80126cbbc0 vmem_rehash vmem_rehash
0 99 3 1 200 ffffab80120bbb40 entbutler entropy
0 98 3 1 200 ffffab80120bb700 viomb balloon
0 97 3 1 200 ffffab80120bb2c0 vioif0_txrx/1 vioif0_txrx
0 96 3 0 200 ffffab80120b6b00 vioif0_txrx/0 vioif0_txrx
0 29 3 0 200 ffffab80120b6280 scsibus0 sccomp
0 28 3 0 200 ffffab8010cbaac0 pms0 pmsreset
0 27 3 1 200 ffffab8010cba680 xcall/1 xcall
0 26 1 1 200 ffffab8010cba240 softser/1
0 25 1 1 200 ffffab8010cb9a80 softclk/1
0 24 1 1 200 ffffab8010cb9640 softbio/1
0 23 1 1 200 ffffab8010cb9200 softnet/1
0 22 1 1 201 ffffab800fb55a40 idle/1
0 21 3 0 200 ffffab800fb55600 lnxsyswq lnxsyswq
0 20 3 0 200 ffffab800fb551c0 lnxubdwq lnxubdwq
0 19 3 0 200 ffffab800fb54a00 lnxpwrwq lnxpwrwq
0 18 3 0 200 ffffab800fb545c0 lnxlngwq lnxlngwq
0 17 3 0 200 ffffab800fb54180 lnxhipwq lnxhipwq
0 16 3 0 200 ffffab800fb4b9c0 lnxrcugc lnxrcugc
0 15 3 0 200 ffffab800fb4b580 sysmon smtaskq
0 14 3 0 200 ffffab800fb4b140 pmfsuspend pmfsuspend
0 13 3 0 200 ffffab800fb47980 pmfevent pmfevent
0 12 3 0 200 ffffab800fb47540 sopendfree sopendfr
0 11 3 0 200 ffffab800fb47100 iflnkst iflnkst
0 10 3 0 200 ffffab800fb3c940 nfssilly nfssilly
0 9 3 0 200 ffffab800fb3c500 vdrain vdrain
0 8 3 1 200 ffffab800fb3c0c0 modunload mod_unld
0 7 3 0 200 ffffab800fb33900 xcall/0 xcall
0 6 1 0 200 ffffab800fb334c0 softser/0
0 5 1 0 200 ffffab800fb33080 softclk/0
0 4 1 0 200 ffffab800fb318c0 softbio/0
0 3 1 0 200 ffffab800fb31480 softnet/0
0 2 1 0 201 ffffab800fb31040 idle/0
0 0 2 0 240 ffffffff8333c680 swapper
[Locks tracked through LWPs]

****** LWP 1213.1213 (syz-executor3416) @ 0xffffab8012cae9c0, l_stat=3

*** Locks held:

* Lock 0 (initialized at amap_ctor)
lock address : 0xffffab8012dbe780 type : sleep/adaptive
initialized : 0xffffffff81a3a79b

shared holds : 0 exclusive: 1
shares wanted: 0 exclusive: 0
relevant cpu : 1 last held: 1

relevant lwp : 0xffffab8012cae9c0 last held: 0xffffab8012cae9c0
last locked* : 0xffffffff81a4b2d4 unlocked : 0xffffffff81a48d16

owner/count : 000000000000000000 flags : 000000000000000000
Turnstile: no active turnstile for this lock.

*** Locks wanted: none

****** LWP 550.550 (syz-executor3416) @ 0xffffab8013339980, l_stat=2

*** Locks held:

* Lock 0 (initialized at pmap_ctor)
lock address : 0xffffab8012b49580 type : sleep/adaptive
initialized : 0xffffffff80942009

shared holds : 0 exclusive: 1
shares wanted: 0 exclusive: 0
relevant cpu : 1 last held: 1

relevant lwp : 0xffffab8013339980 last held: 0xffffab8013339980
last locked* : 0xffffffff80943e3c unlocked : 0xffffffff80944850

owner field : 000000000000000000 wait/spin: 0/0
Turnstile: no active turnstile for this lock.

*** Locks wanted: none

****** LWP 1210.1210 (syz-executor3416) @ 0xffffab8013d1c200, l_stat=7

*** Locks held:

* Lock 0 (initialized at vcache_alloc)
lock address : 0xffffab8013d03c40 type : sleep/adaptive
initialized : 0xffffffff81c8e640

shared holds : 0 exclusive: 1
shares wanted: 0 exclusive: 0
relevant cpu : 0 last held: 0

relevant lwp : 0xffffab8013d1c200 last held: 0xffffab8013d1c200
last locked* : 0xffffffff81cc45e6 unlocked : 0xffffffff81cc4648
owner/count : 0xffffab8013d1c200 flags : 0x0000000000000007
Turnstile:
=> 0 waiting readers:
=> 2 waiting writers: 0xffffab8013d1c640 0xffffab8012cae9c0

* Lock 1 (initialized at devsw_init)
lock address : 0xffffffff83569780 type : sleep/adaptive
initialized : 0xffffffff81b83501

shared holds : 0 exclusive: 1
shares wanted: 0 exclusive: 0
relevant cpu : 0 last held: 0

relevant lwp : 0xffffab8013d1c200 last held: 0xffffab8013d1c200
last locked* : 0xffffffff81cc99e9 unlocked : 0xffffffff81ccc2b2
owner field : 0xffffab8013d1c200 wait/spin: 0/0

Turnstile: no active turnstile for this lock.

*** Locks wanted: none

****** LWP 1196.1196 (syz-executor3416) @ 0xffffab8012bbaa00, l_stat=2

*** Locks held:

* Lock 0 (initialized at uvmspace_alloc)

lock address : 0xffffab801346fe68 type : sleep/adaptive
initialized : 0xffffffff81a61e37

shared holds : 0 exclusive: 1
shares wanted: 0 exclusive: 0
relevant cpu : 0 last held: 0

relevant lwp : 0xffffab8012bbaa00 last held: 0xffffab8012bbaa00
last locked* : 0xffffffff81a59154 unlocked : 0xffffffff81a4de37
owner/count : 0xffffab8012bbaa00 flags : 0x0000000000000004

Turnstile: no active turnstile for this lock.

*** Locks wanted: none

****** LWP 603.603 (dhcpcd) @ 0xffffab8012c91500, l_stat=3

*** Locks held: none

*** Locks wanted:

* Lock 0 (initialized at module_hook_init)

lock address : 0xffffffff8346fe80 type : sleep/adaptive
initialized : 0xffffffff81afb001

shared holds : 0 exclusive: 0
shares wanted: 0 exclusive: 0
relevant cpu : 0 last held: 0

relevant lwp : 0xffffab8012c91500 last held: 000000000000000000

last locked : 000000000000000000 unlocked*: 000000000000000000
owner field : 000000000000000000 wait/spin: 0/0
Turnstile: no active turnstile for this lock.

****** LWP 741.741 (dhcpcd) @ 0xffffab8012c04ac0, l_stat=3

*** Locks held: none

*** Locks wanted:

* Lock 0 (initialized at module_hook_init)

lock address : 0xffffffff8346fe80 type : sleep/adaptive
initialized : 0xffffffff81afb001

shared holds : 0 exclusive: 0
shares wanted: 0 exclusive: 0
relevant cpu : 1 last held: 0

relevant lwp : 0xffffab8012c04ac0 last held: 000000000000000000

last locked : 000000000000000000 unlocked*: 000000000000000000
owner field : 000000000000000000 wait/spin: 0/0
Turnstile: no active turnstile for this lock.

****** LWP 291.291 (dhcpcd) @ 0xffffab8012d794c0, l_stat=3

*** Locks held: none

*** Locks wanted:

* Lock 0 (initialized at module_hook_init)

lock address : 0xffffffff8346fe80 type : sleep/adaptive
initialized : 0xffffffff81afb001

shared holds : 0 exclusive: 0
shares wanted: 0 exclusive: 0
relevant cpu : 0 last held: 0

relevant lwp : 0xffffab8012d794c0 last held: 000000000000000000

last locked : 000000000000000000 unlocked*: 000000000000000000
owner field : 000000000000000000 wait/spin: 0/0
Turnstile: no active turnstile for this lock.

****** LWP 289.289 (dhcpcd) @ 0xffffab8012d79080, l_stat=3

*** Locks held: none

*** Locks wanted:

* Lock 0 (initialized at module_hook_init)

lock address : 0xffffffff8346fe80 type : sleep/adaptive
initialized : 0xffffffff81afb001

shared holds : 0 exclusive: 0
shares wanted: 0 exclusive: 0
relevant cpu : 0 last held: 0

relevant lwp : 0xffffab8012d79080 last held: 000000000000000000

last locked : 000000000000000000 unlocked*: 000000000000000000
owner field : 000000000000000000 wait/spin: 0/0
Turnstile: no active turnstile for this lock.

****** LWP 0.11 (iflnkst) @ 0xffffab800fb47100, l_stat=3

*** Locks held: none

*** Locks wanted:

* Lock 0 (initialized at module_hook_init)

lock address : 0xffffffff8346fe80 type : sleep/adaptive
initialized : 0xffffffff81afb001

shared holds : 0 exclusive: 0
shares wanted: 0 exclusive: 0
relevant cpu : 0 last held: 0

relevant lwp : 0xffffab800fb47100 last held: 000000000000000000

last locked : 000000000000000000 unlocked*: 000000000000000000
owner field : 000000000000000000 wait/spin: 0/0
Turnstile: no active turnstile for this lock.

****** LWP 0.5 (softclk/0) @ 0xffffab800fb33080, l_stat=1

*** Locks held: none

*** Locks wanted:

* Lock 0 (initialized at module_hook_init)

lock address : 0xffffffff8346fe80 type : sleep/adaptive
initialized : 0xffffffff81afb001

shared holds : 0 exclusive: 0
shares wanted: 0 exclusive: 0
relevant cpu : 0 last held: 0

relevant lwp : 0xffffab800fb33080 last held: 000000000000000000

last locked : 000000000000000000 unlocked*: 000000000000000000
owner field : 000000000000000000 wait/spin: 0/0
Turnstile: no active turnstile for this lock.

****** LWP 0.0 (swapper) @ 0xffffffff8333c680, l_stat=2

*** Locks held: none

*** Locks wanted:

* Lock 0 (initialized at module_hook_init)

lock address : 0xffffffff8346fe80 type : sleep/adaptive
initialized : 0xffffffff81afb001

shared holds : 0 exclusive: 0
shares wanted: 0 exclusive: 0
relevant cpu : 0 last held: 0

relevant lwp : 0xffffffff8333c680 last held: 000000000000000000

last locked : 000000000000000000 unlocked*: 000000000000000000
owner field : 000000000000000000 wait/spin: 0/0
Turnstile: no active turnstile for this lock.

[Locks tracked through CPUs]

PAGE FLAG PQ UOBJECT UANON

0xffffab8000017180 0041 00000000 0x0 0x0
0xffffab8000017200 0041 00000000 0x0 0x0
0xffffab8000017280 0041 00000000 0x0 0x0
0xffffab8000017300 0041 00000000 0x0 0x0
0xffffab8000017380 0041 00000000 0x0 0x0
0xffffab8000017400 0041 00000000 0x0 0x0
0xffffab8000017480 0041 00000000 0x0 0x0
0xffffab8000017500 0041 00000000 0x0 0x0
0xffffab8000017580 0041 00000000 0x0 0x0
0xffffab8000017600 0041 00000000 0x0 0x0
0xffffab8000017680 0041 00000000 0x0 0x0
0xffffab8000017700 0041 00000000 0x0 0x0
0xffffab8000017780 0041 00000000 0x0 0x0
0xffffab8000017800 0041 00000000 0x0 0x0
0xffffab8000017880 0041 00000000 0x0 0x0
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0xffffab8000025880 0001 00000000 0x0 0x0
0xffffab8000025900 0001 00000000 0x0 0x0
0xffffab8000025980 0001 00000000 0x0 0x0
0xffffab8000025a00 0001 00000000 0x0 0x0
0xffffab8000025a80 0001 00000000 0x0 0x0
0xffffab8000025b00 0001 00000000 0x0 0x0
0xffffab8000025b80 0001 00000000 0x0 0x0
0xffffab8000025c00 0001 00000000 0x0 0x0
0xffffab8000025c80 0001 00000000 0x0 0x0
0xffffab8000025d00 0001 00000000 0x0 0x0
0xffffab8000025d80 0001 00000000 0x0 0x0
0xffffab8000025e00 0001 00000000 0x0 0x0
0xffffab8000025e80 0001 00000000 0x0 0x0
0xffffab8000025f00 0001 00000000 0x0 0x0
0xffffab8000025f80 0001 00000000 0x0 0x0
0xffffab8000026000 0001 00000000 0x0 0x0
0xffffab8000026080 0001 00000000 0x0 0x0
0xffffab8000026100 0001 00000000 0x0 0x0
0xffffab8000026180 0001 00000000 0x0 0x0
0xffffab8000026200 0001 00000000 0x0 0x0
0xffffab8000026280 0001 00000000 0x0 0x0
0xffffab8000026300 0001 00000000 0x0 0x0
0xffffab8000026380 0001 00000000 0x0 0x0
0xffffab8000026400 0001 00000000 0x0 0x0
0xffffab8000026480 0001 00000000 0x0 0x0
0xffffab8000026500 0001 00000000 0x0 0x0
0xffffab8000026580 0001 00000000 0x0 0x0
0xffffab8000026600 0001 00000000 0x0 0x0
0xffffab8000026680 0001 00000000 0x0 0x0
0xffffab8000026700 0001 00000000 0x0 0x0
0xffffab8000026780 0001 00000000 0x0 0x0
0xffffab8000026800 0001 00000000 0x0 0x0
0xffffab8000026880 0001 00000000 0x0 0x0
0xffffab8000026900 0001 00000000 0x0 0x0
0xffffab8000026980 0001 00000000 0x0 0x0
0xffffab8000026a00 0001 00000000 0x0 0x0
0xffffab8000026a80 0001 00000000 0x0 0x0
0xffffab8000026b00 0001 00000000 0x0 0x0
0xffffab8000026b80 0001 00000000 0x0 0x0
0xffffab8000026c00 0001 00000000 0x0 0x0
0xffffab8000026c80 0001 00000000 0x0 0x0
0xffffab8000026d00 0001 00000000 0x0 0x0
0xffffab8000026d80 0001 00000000 0x0 0x0
0xffffab8000026e00 0001 00000000 0x0 0x0
0xffffab8000026e80 0001 00000000 0x0 0x0
0xffffab8000026f00 0001 00000000 0x0 0x0
0xffffab8000026f80 0001 00000000 0x0 0x0
0xffffab8000027000 0001 00000000 0x0 0x0
0xffffab8000027080 0001 00000000 0x0 0x0
0xffffab8000027100 0001 00000000 0x0 0x0
0xffffab8000027180 0001 00000000 0x0 0x0
0xffffab8000027200 0001 00000000 0x0 0x0
0xffffab8000027280 0001 00000000 0x0 0x0
0xffffab8000027300 0001 00000000 0x0 0x0
0xffffab8000027380 0001 00000000 0x0 0x0
0xffffab8000027400 0001 00000000 0x0 0x0
0xffffab8000027480 0001 00000000 0x0 0x0
0xffffab8000027500 0001 00000000 0x0 0x0
0xffffab8000027580 0001 00000000 0x0 0x0
0xffffab8000027600 0001 00000000 0x0 0x0
0xffffab8000027680 0001 00000000 0x0 0x0
0xffffab8000027700 0001 00000000 0x0 0x0
0xffffab8000027780 0001 00000000 0x0 0x0
0xffffab8000027800 0001 00000000 0x0 0x0
0xffffab8000027880 0001 00000000 0x0 0x0
0xffffab8000027900 0001 00000000 0x0 0x0
0xffffab8000027980 0001 00000000 0x0 0x0
0xffffab8000027a00 0001 00000000 0x0 0x0
0xffffab8000027a80 0001 00000000 0x0 0x0
0xffffab8000027b00 0001 00000000 0x0 0x0
0xffffab8000027b80 0001 00000000 0x0 0x0
0xffffab8000027c00 0001 00000000 0x0 0x0
0xffffab8000027c80 0001 00000000 0x0 0x0
0xffffab8000027d00 0001 00000000 0x0 0x0
0xffffab8000027d80 0001 00000000 0x0 0x0
0xffffab8000027e00 0001 00000000 0x0 0x0
0xffffab8000027e80 0001 00000000 0x0 0x0
0xffffab8000027f00 0001 00000000 0x0 0x0
0xffffab8000027f80 0001 00000000 0x0 0x0
0xffffab8000028000 0001 00000000 0x0 0x0
0xffffab8000028080 0001 00000000 0x0 0x0
0xffffab8000028100 0001 00000000 0x0 0x0
0xffffab8000028180 0001 00000000 0x0 0x0
0xffffab8000028200 0001 00000000 0x0 0x0
0xffffab8000028280 0001 00000000 0x0 0x0
0xffffab8000028300 0001 00000000 0x0 0x0
0xffffab8000028380 0001 00000000 0x0 0x0
0xffffab8000028400 0001 00000000 0x0 0x0
0xffffab8000028480 0001 00000000 0x0 0x0
0xffffab8000028500 0001 00000000 0x0 0x0
0xffffab8000028580 0001 00000000 0x0 0x0
0xffffab8000028600 0001 00000000 0x0 0x0
0xffffab8000028680 0001 00000000 0x0 0x0
0xffffab8000028700 0001 00000000 0x0 0x0
0xffffab8000028780 0001 00000000 0x0 0x0
0xffffab8000028800 0001 00000000 0x0 0x0
0xffffab8000028880 0001 00000000 0x0 0x0
0xffffab8000028900 0001 00000000 0x0 0x0
0xffffab8000028980 0001 00000000 0x0 0x0
0xffffab8000028a00 0001 00000000 0x0 0x0
0xffffab8000028a80 0001 00000000 0x0 0x0
0xffffab8000028b00 0001 00000000 0x0 0x0
0xffffab8000028b80 0001 00000000 0x0 0x0
0xffffab8000028c00 0001 00000000 0x0 0x0
0xffffab8000028c80 0001 00000000 0x0 0x0
0xffffab8000028d00 0001 00000000 0x0 0x0
0xffffab8000028d80 0001 00000000 0x0 0x0
0xffffab8000028e00 0001 00000000 0x0 0x0
0xffffab8000028e80 0001 00000000 0x0 0x0
0xffffab8000028f00 0001 00000000 0x0 0x0
0xffffab8000028f80 0001 00000000 0x0 0x0
0xffffab8000029000 0001 00000000 0x0 0x0
0xffffab8000029080 0001 00000000 0x0 0x0
0xffffab8000029100 0001 00000000 0x0 0x0
0xffffab8000029180 0001 00000000 0x0 0x0
0xffffab8000029200 0001 00000000 0x0 0x0
0xffffab8000029280 0001 00000000 0x0 0x0
0xffffab8000029300 0001 00000000 0x0 0x0
0xffffab8000029380 0001 00000000 0x0 0x0
0xffffab8000029400 0001 00000000 0x0 0x0
0xffffab8000029480 0001 00000000 0x0 0x0
0xffffab8000029500 0001 00000000 0x0 0x0
0xffffab8000029580 0001 00000000 0x0 0x0
0xffffab8000029600 0001 00000000 0x0 0x0
0xffffab8000029680 0001 00000000 0x0 0x0
0xffffab8000029700 0001 00000000 0x0 0x0
0xffffab8000029780 0001 00000000 0x0 0x0
0xffffab8000029800 0001 00000000 0x0 0x0
0xffffab8000029880 0001 00000000 0x0 0x0
0xffffab8000029900 0001 00000000 0x0 0x0
0xffffab8000029980 0001 00000000 0x0 0x0
0xffffab8000029a00 0001 00000000 0x0 0x0
0xffffab8000029a80 0001 00000000 0x0 0x0
0xffffab8000029b00 0001 00000000 0x0 0x0
0xffffab8000029b80 0001 00000000 0x0 0x0
0xffffab8000029c00 0001 00000000 0x0 0x0
0xffffab8000029c80 0001 00000000 0x0 0x0
0xffffab8000029d00 0001 00000000 0x0 0x0
0xffffab8000029d80 0001 00000000 0x0 0x0
0xffffab8000029e00 0001 00000000 0x0 0x0
0xffffab8000029e80 0001 00000000 0x0 0x0
0xffffab8000029f00 0001 00000000 0x0 0x0
0xffffab8000029f80 0001 00000000 0x0 0x0
0xffffab800002a000 0001 00000000 0x0 0x0
0xffffab800002a080 0001 00000000 0x0 0x0
0xffffab800002a100 0001 00000000 0x0 0x0
0xffffab800002a180 0001 00000000 0x0 0x0
0xffffab800002a200 0001 00000000 0x0 0x0
0xffffab800002a280 0001 00000000 0x0 0x0
0xffffab800002a300 0001 00000000 0x0 0x0
0xffffab800002a380 0001 00000000 0x0 0x0
0xffffab800002a400 0001 00000000 0x0 0x0
0xffffab800002a480 0001 00000000 0x0 0x0
0xffffab800002a500 0001 00000000 0x0 0x0
0xffffab800002a580 0001 00000000 0x0 0x0
0xffffab800002a600 0001 00000000 0x0 0x0
0xffffab800002a680 0001 00000000 0x0 0x0
0xffffab800002a700 0001 00000000 0x0 0x0
0xffffab800002a780 0001 00000000 0x0 0x0
0xffffab800002a800 0001 00000000 0x0 0x0
0xffffab800002a880 0001 00000000 0x0 0x0
0xffffab800002a900 0001 00000000 0x0 0x0
0xffffab800002a980 0001 00000000 0x0 0x0
0xffffab800002aa00 0001 00000000 0x0 0x0
0xffffab800002aa80 0001 00000000 0x0 0x0
0xffffab800002ab00 0001 00000000 0x0 0x0
0xffffab800002ab80 0001 00000000 0x0 0x0
0xffffab800002ac00 0001 00000000 0x0 0x0
0xffffab800002ac80 0001 00000000 0x0 0x0
0xffffab800002ad00 0001 00000000 0x0 0x0
0xffffab800002ad80 0001 00000000 0x0 0x0
0xffffab800002ae00 0001 00000000 0x0 0x0
0xffffab800002ae80 0001 00000000 0x0 0x0
0xffffab800002af00 0001 00000000 0x0 0x0
0xffffab800002af80 0001 00000000 0x0 0x0
0xffffab800002b000 0001 00000000 0x0 0x0
0xffffab800002b080 0001 00000000 0x0 0x0
0xffffab800002b100 0001 00000000 0x0 0x0
0xffffab800002b180 0001 00000000 0x0 0x0
0xffffab800002b200 0001 00000000 0x0 0x0
0xffffab800002b280 0001 00000000 0x0 0x0
0xffffab800002b300 0001 00000000 0x0 0x0
0xffffab800002b380 0001 00000000 0x0 0x0
0xffffab800002b400 0001 00000000 0x0 0x0
0xffffab800002b480 0001 00000000 0x0 0x0
0xffffab800002b500 0001 00000000 0x0 0x0
0xffffab800002b580 0001 00000000 0x0 0x0
0xffffab800002b600 0001 00000000 0x0 0x0
0xffffab800002b680 0001 00000000 0x0 0x0
0xffffab800002b700 0001 00000000 0x0 0x0
0xffffab800002b780 0001 00000000 0x0 0x0
0xffffab800002b800 0001 00000000 0x0 0x0
0xffffab800002b880 0001 00000000 0x0 0x0
0xffffab800002b900 0001 00000000 0x0 0x0
0xffffab800002b980 0001 00000000 0x0 0x0
0xffffab800002ba00 0001 00000000 0x0 0x0
0xffffab800002ba80 0001 00000000 0x0 0x0
0xffffab800002bb00 0001 00000000 0x0 0x0
0xffffab800002bb80 0001 00000000 0x0 0x0
0xffffab800002bc00 0001 00000000 0x0 0x0
0xffffab800002bc80 0001 00000000 0x0 0x0
0xffffab800002bd00 0001 00000000 0x0 0x0
0xffffab800002bd80 0001 00000000 0x0 0x0
0xffffab800002be00 0001 00000000 0x0 0x0
0xffffab800002be80 0001 00000000 0x0 0x0
0xffffab800002bf00 0001 00000000 0x0 0x0
0xffffab800002bf80 0001 00000000 0x0 0x0
0xffffab800002c000 0001 00000000 0x0 0x0
0xffffab800002c080 0001 00000000 0x0 0x0
0xffffab800002c100 0001 00000000 0x0 0x0
0xffffab800002c180 0001 00000000 0x0 0x0
0xffffab800002c200 0001 00000000 0x0 0x0
0xffffab800002c280 0001 00000000 0x0 0x0
0xffffab800002c300 0001 00000000 0x0 0x0
0xffffab800002c380 0001 0000000

Tested on:

commit: 6267f040 telnet.1: update state of the art on Single D..
git tree: https://github.com/NetBSD/src trunk
console output: https://syzkaller.appspot.com/x/log.txt?x=146fa54cf00000
kernel config: https://syzkaller.appspot.com/x/.config?x=fab579639ba4bf0a

dashboard link: https://syzkaller.appspot.com/bug?extid=4388f20706ec8a4c8db0
compiler: g++ (Debian 10.2.1-6) 10.2.1 20210110

patch: https://syzkaller.appspot.com/x/patch.diff?x=131e0b74f00000

syzbot

unread,

Apr 16, 2022, 8:36:14 PM4/16/22

to rias...@netbsd.org, syzkaller-...@googlegroups.com

Hello,

syzbot has tested the proposed patch but the reproducer is still triggering an issue:

assert failed: sd->sd_closing == NULL

[ 59.9074338] panic: kernel diagnostic assertion "sd->sd_closing == NULL" failed: file "/syzkaller/jobs/netbsd/kernel/sys/miscfs/specfs/spec_vnops.c", line 1675 sd_closing=0xffffbc0013315500
[ 59.9274185] cpu1: Begin traceback...
[ 59.9374207] vpanic() at netbsd:vpanic+0x258 sys/kern/subr_prf.c:290
[ 59.9674223] _sub_D_65535_0() at netbsd:_sub_D_65535_0+-0x241ac
[ 59.9974229] spec_close() at netbsd:spec_close+0x80e sys/miscfs/specfs/spec_vnops.c:1675
[ 60.0274235] VOP_CLOSE() at netbsd:VOP_CLOSE+0xfc sys/kern/vnode_if.c:563
[ 60.0574228] vn_close() at netbsd:vn_close+0x52 sys/kern/vfs_vnops.c:480
[ 60.0874229] sys_ktrace() at netbsd:sys_ktrace+0x42b ktrexit sys/sys/ktrace.h:342 [inline]
[ 60.0874229] sys_ktrace() at netbsd:sys_ktrace+0x42b sys/kern/kern_ktrace_vfs.c:121
[ 60.1074215] sys_syscall() at netbsd:sys_syscall+0x10e sy_call sys/sys/syscallvar.h:65 [inline]
[ 60.1074215] sys_syscall() at netbsd:sys_syscall+0x10e sys/kern/sys_syscall.c:90
[ 60.1474240] syscall() at netbsd:syscall+0x25a sy_call sys/sys/syscallvar.h:65 [inline]
[ 60.1474240] syscall() at netbsd:syscall+0x25a sy_invoke sys/sys/syscallvar.h:94 [inline]
[ 60.1474240] syscall() at netbsd:syscall+0x25a sys/arch/x86/x86/syscall.c:138
[ 60.1474240] --- syscall (number 0) ---
[ 60.1574220] netbsd:syscall+0x25a:
[ 60.1674235] cpu1: End traceback...
[ 60.1674235] fatal breakpoint trap in supervisor mode
[ 60.1774190] trap type 1 code 0 rip 0xffffffff80220a2d cs 0x8 rflags 0x282 cr2 0x7382eaa3ed30 ilevel 0 rsp 0xffffbc019db47a50
[ 60.1874203] curlwp 0xffffbc0012c804c0 pid 1367.1367 lowest kstack 0xffffbc019db402c0
Stopped in pid 1367.1367 (syz-executor4141) at netbsd:breakpoint+0x5: leave

?
breakpoint() at netbsd:breakpoint+0x5
db_panic() at netbsd:db_panic+0x105 sys/ddb/db_panic.c:69
vpanic() at netbsd:vpanic+0x258 sys/kern/subr_prf.c:290

_sub_D_65535_0() at netbsd:_sub_D_65535_0+-0x241ac
spec_close() at netbsd:spec_close+0x80e sys/miscfs/specfs/spec_vnops.c:1675

VOP_CLOSE() at netbsd:VOP_CLOSE+0xfc sys/kern/vnode_if.c:563
vn_close() at netbsd:vn_close+0x52 sys/kern/vfs_vnops.c:480
sys_ktrace() at netbsd:sys_ktrace+0x42b ktrexit sys/sys/ktrace.h:342 [inline]
sys_ktrace() at netbsd:sys_ktrace+0x42b sys/kern/kern_ktrace_vfs.c:121
sys_syscall() at netbsd:sys_syscall+0x10e sy_call sys/sys/syscallvar.h:65 [inline]
sys_syscall() at netbsd:sys_syscall+0x10e sys/kern/sys_syscall.c:90
syscall() at netbsd:syscall+0x25a sy_call sys/sys/syscallvar.h:65 [inline]
syscall() at netbsd:syscall+0x25a sy_invoke sys/sys/syscallvar.h:94 [inline]
syscall() at netbsd:syscall+0x25a sys/arch/x86/x86/syscall.c:138
--- syscall (number 0) ---
netbsd:syscall+0x25a:

Panic string: kernel diagnostic assertion "sd->sd_closing == NULL" failed: file "/syzkaller/jobs/netbsd/kernel/sys/miscfs/specfs/spec_vnops.c", line 1675 sd_closing=0xffffbc0013315500

PID LID S CPU FLAGS STRUCT LWP * NAME WAIT

1342 1342 2 0 0 ffffbc0012d83900 syz-executor4141
1257 1257 2 0 0 ffffbc001335e140 syz-executor4141
1367 >1367 7 1 0 ffffbc0012c804c0 syz-executor4141
1451 1451 2 1 0 ffffbc00126cb780 syz-executor4141
1479 1479 2 1 0 ffffbc0013315500 syz-executor4141
678 678 2 0 0 ffffbc00133150c0 syz-executor4141
1208 1208 2 1 140 ffffbc0012b879c0 syz-executor4141
1197 1197 2 1 140 ffffbc0012b87580 syz-executor4141
1204 1204 2 0 140 ffffbc0012b87140 syz-executor4141
323 323 2 0 140 ffffbc0012c096c0 syz-executor4141
334 334 2 0 40 ffffbc0012bb2a00 syz-executor4141
979 979 2 0 140 ffffbc001333b980 syz-executor4141
329 329 3 0 180 ffffbc0012c59340 syz-executor4141 nanoslp
1202 1202 3 1 180 ffffbc0012c59780 sshd select
1126 1126 3 1 180 ffffbc00126cc040 getty nanoslp
1115 1115 3 0 180 ffffbc0012c9a540 getty nanoslp
1106 1106 3 0 180 ffffbc0013471580 getty nanoslp
1068 1068 3 1 1c0 ffffbc0013471140 getty ttyraw
844 844 3 1 180 ffffbc001338f600 sshd select
953 953 3 1 180 ffffbc0012d002c0 powerd kqueue
689 689 3 0 180 ffffbc00133c4b00 syslogd kqueue
602 602 3 0 180 ffffbc0012bfcac0 dhcpcd poll
547 547 3 0 180 ffffbc0012c80900 dhcpcd poll
600 600 3 1 180 ffffbc0012bfc680 dhcpcd poll
587 587 3 1 180 ffffbc0012c4b300 dhcpcd poll
289 289 3 0 180 ffffbc0012d83080 dhcpcd poll
288 288 3 0 180 ffffbc0012d6e8c0 dhcpcd poll
351 351 3 0 180 ffffbc0012d6e480 dhcpcd poll
1 1 3 0 180 ffffbc00128549c0 init wait
0 819 3 0 200 ffffbc0012974ac0 physiod physiod
0 194 3 0 200 ffffbc0012989b00 pooldrain pooldrain
0 193 2 0 240 ffffbc00129896c0 ioflush
0 192 3 1 200 ffffbc0012989280 pgdaemon pgdaemon
0 169 3 0 200 ffffbc0012974240 usb7 usbevt
0 167 3 0 200 ffffbc001292ea80 usb6 usbevt
0 165 3 0 200 ffffbc001292e640 usb5 usbevt
0 164 3 0 200 ffffbc001292e200 usb4 usbevt
0 31 3 0 200 ffffbc00128e0a40 usb3 usbevt
0 63 3 0 200 ffffbc00128e0600 usb2 usbevt
0 126 3 0 200 ffffbc00128e01c0 usb1 usbevt
0 125 3 1 200 ffffbc0012871a00 usb0 usbevt
0 124 3 1 200 ffffbc00128715c0 usbtask-dr usbtsk
0 123 3 1 200 ffffbc00120b66c0 usbtask-hc usbtsk
0 122 3 0 200 ffffbc0012871180 npfgc0 npfgcw
0 121 3 1 200 ffffbc0012854580 rt_free rt_free
0 120 3 1 200 ffffbc0012854140 unpgc unpgc
0 119 3 0 200 ffffbc00126f9980 key_timehandler key_timehandler
0 118 3 1 200 ffffbc00126f9540 icmp6_wqinput/1 icmp6_wqinput
0 117 3 0 200 ffffbc00126f9100 icmp6_wqinput/0 icmp6_wqinput
0 116 3 0 200 ffffbc00126ed940 nd6_timer nd6_timer
0 115 3 1 200 ffffbc00126ed500 carp6_wqinput/1 carp6_wqinput
0 114 3 0 200 ffffbc00126ed0c0 carp6_wqinput/0 carp6_wqinput
0 113 3 1 200 ffffbc00126de900 carp_wqinput/1 carp_wqinput
0 112 3 0 200 ffffbc00126de4c0 carp_wqinput/0 carp_wqinput
0 111 3 1 200 ffffbc00126de080 icmp_wqinput/1 icmp_wqinput
0 110 3 0 200 ffffbc00126cc8c0 icmp_wqinput/0 icmp_wqinput
0 109 3 0 200 ffffbc00126cc480 rt_timer rt_timer
0 108 3 0 200 ffffbc00126cbbc0 vmem_rehash vmem_rehash
0 99 3 1 200 ffffbc00120bbb40 entbutler entropy
0 98 3 1 200 ffffbc00120bb700 viomb balloon
0 97 3 1 200 ffffbc00120bb2c0 vioif0_txrx/1 vioif0_txrx
0 96 3 0 200 ffffbc00120b6b00 vioif0_txrx/0 vioif0_txrx
0 29 3 0 200 ffffbc00120b6280 scsibus0 sccomp
0 28 3 0 200 ffffbc0010cbaac0 pms0 pmsreset
0 27 3 1 200 ffffbc0010cba680 xcall/1 xcall
0 26 1 1 200 ffffbc0010cba240 softser/1
0 25 1 1 200 ffffbc0010cb9a80 softclk/1
0 24 1 1 200 ffffbc0010cb9640 softbio/1
0 23 1 1 200 ffffbc0010cb9200 softnet/1
0 22 1 1 201 ffffbc000fb55a40 idle/1
0 21 3 0 200 ffffbc000fb55600 lnxsyswq lnxsyswq
0 20 3 0 200 ffffbc000fb551c0 lnxubdwq lnxubdwq
0 19 3 0 200 ffffbc000fb54a00 lnxpwrwq lnxpwrwq
0 18 3 0 200 ffffbc000fb545c0 lnxlngwq lnxlngwq
0 17 3 0 200 ffffbc000fb54180 lnxhipwq lnxhipwq
0 16 3 1 200 ffffbc000fb4b9c0 lnxrcugc lnxrcugc
0 15 3 0 200 ffffbc000fb4b580 sysmon smtaskq
0 14 3 0 200 ffffbc000fb4b140 pmfsuspend pmfsuspend
0 13 3 0 200 ffffbc000fb47980 pmfevent pmfevent
0 12 3 0 200 ffffbc000fb47540 sopendfree sopendfr
0 11 3 0 200 ffffbc000fb47100 iflnkst iflnkst
0 10 3 0 200 ffffbc000fb3c940 nfssilly nfssilly
0 9 3 0 200 ffffbc000fb3c500 vdrain vdrain
0 8 3 1 200 ffffbc000fb3c0c0 modunload mod_unld
0 7 3 0 200 ffffbc000fb33900 xcall/0 xcall
0 6 1 0 200 ffffbc000fb334c0 softser/0
0 5 1 0 200 ffffbc000fb33080 softclk/0
0 4 1 0 200 ffffbc000fb318c0 softbio/0
0 3 1 0 200 ffffbc000fb31480 softnet/0
0 2 1 0 201 ffffbc000fb31040 idle/0
0 > 0 7 0 240 ffffffff8333ca40 swapper
[Locks tracked through LWPs]

****** LWP 1257.1257 (syz-executor4141) @ 0xffffbc001335e140, l_stat=2

*** Locks held: none

*** Locks wanted:

* Lock 0 (initialized at pmap_ctor)
lock address : 0xffffbc0012d07780 type : sleep/adaptive
initialized : 0xffffffff80942009

shared holds : 0 exclusive: 0

shares wanted: 0 exclusive: 1

relevant cpu : 0 last held: 0

relevant lwp : 0xffffbc001335e140 last held: 000000000000000000
last locked : 0xffffffff80941c6a unlocked*: 0xffffffff80941ed1

owner field : 000000000000000000 wait/spin: 0/0
Turnstile: no active turnstile for this lock.

****** LWP 1367.1367 (syz-executor4141) @ 0xffffbc0012c804c0, l_stat=7

*** Locks held:

* Lock 0 (initialized at vcache_alloc)

lock address : 0xffffbc0013d17740 type : sleep/adaptive
initialized : 0xffffffff81c8e8e0

shared holds : 0 exclusive: 1
shares wanted: 0 exclusive: 0
relevant cpu : 1 last held: 1

relevant lwp : 0xffffbc0012c804c0 last held: 0xffffbc0012c804c0
last locked* : 0xffffffff81cc4886 unlocked : 0xffffffff81cc48e8
owner/count : 0xffffbc0012c804c0 flags : 0x0000000000000004

Turnstile: no active turnstile for this lock.

* Lock 1 (initialized at devsw_init)
lock address : 0xffffffff83569780 type : sleep/adaptive

initialized : 0xffffffff81b837a1

shared holds : 0 exclusive: 1
shares wanted: 0 exclusive: 0
relevant cpu : 1 last held: 1

relevant lwp : 0xffffbc0012c804c0 last held: 0xffffbc0012c804c0
last locked* : 0xffffffff81cc9c89 unlocked : 0xffffffff81ccc553
owner field : 0xffffbc0012c804c0 wait/spin: 0/0

Turnstile: no active turnstile for this lock.

*** Locks wanted: none

****** LWP 678.678 (syz-executor4141) @ 0xffffbc00133150c0, l_stat=2

*** Locks held:

* Lock 0 (initialized at pmap_ctor)

lock address : 0xffffbc0012ce1980 type : sleep/adaptive

initialized : 0xffffffff80942009
shared holds : 0 exclusive: 1
shares wanted: 0 exclusive: 0

relevant cpu : 0 last held: 0

relevant lwp : 0xffffbc00133150c0 last held: 0xffffbc00133150c0
last locked* : 0xffffffff80943e3c unlocked : 0xffffffff80941ed1
owner field : 0xffffbc00133150c0 wait/spin: 0/0

Turnstile: no active turnstile for this lock.

*** Locks wanted: none

****** LWP 334.334 (syz-executor4141) @ 0xffffbc0012bb2a00, l_stat=2

*** Locks held: none

*** Locks wanted:

* Lock 0 (initialized at uvmspace_alloc)
lock address : 0xffffbc0012a7be08 type : sleep/adaptive
initialized : 0xffffffff81a620d7

shared holds : 0 exclusive: 0

shares wanted: 0 exclusive: 1
relevant cpu : 0 last held: 65535
relevant lwp : 0xffffbc0012bb2a00 last held: 000000000000000000
last locked : 0xffffffff81a4b030 unlocked*: 0xffffffff81a4e0d7

owner/count : 000000000000000000 flags : 000000000000000000
Turnstile: no active turnstile for this lock.

****** LWP 547.547 (dhcpcd) @ 0xffffbc0012c80900, l_stat=3

*** Locks held: none

*** Locks wanted:

* Lock 0 (initialized at module_hook_init)

lock address : 0xffffffff83470280 type : sleep/adaptive
initialized : 0xffffffff81afb2a1

shared holds : 0 exclusive: 0
shares wanted: 0 exclusive: 0
relevant cpu : 0 last held: 0

relevant lwp : 0xffffbc0012c80900 last held: 000000000000000000

last locked : 000000000000000000 unlocked*: 000000000000000000
owner field : 000000000000000000 wait/spin: 0/0
Turnstile: no active turnstile for this lock.

****** LWP 600.600 (dhcpcd) @ 0xffffbc0012bfc680, l_stat=3

*** Locks held: none

*** Locks wanted:

* Lock 0 (initialized at module_hook_init)

lock address : 0xffffffff83470280 type : sleep/adaptive
initialized : 0xffffffff81afb2a1

shared holds : 0 exclusive: 0
shares wanted: 0 exclusive: 0
relevant cpu : 1 last held: 0

relevant lwp : 0xffffbc0012bfc680 last held: 000000000000000000

last locked : 000000000000000000 unlocked*: 000000000000000000
owner field : 000000000000000000 wait/spin: 0/0
Turnstile: no active turnstile for this lock.

****** LWP 288.288 (dhcpcd) @ 0xffffbc0012d6e8c0, l_stat=3

*** Locks held: none

*** Locks wanted:

* Lock 0 (initialized at module_hook_init)

lock address : 0xffffffff83470280 type : sleep/adaptive
initialized : 0xffffffff81afb2a1

shared holds : 0 exclusive: 0
shares wanted: 0 exclusive: 0
relevant cpu : 0 last held: 0

relevant lwp : 0xffffbc0012d6e8c0 last held: 000000000000000000

last locked : 000000000000000000 unlocked*: 000000000000000000
owner field : 000000000000000000 wait/spin: 0/0
Turnstile: no active turnstile for this lock.

****** LWP 351.351 (dhcpcd) @ 0xffffbc0012d6e480, l_stat=3

*** Locks held: none

*** Locks wanted:

* Lock 0 (initialized at module_hook_init)

lock address : 0xffffffff83470280 type : sleep/adaptive
initialized : 0xffffffff81afb2a1

shared holds : 0 exclusive: 0
shares wanted: 0 exclusive: 0
relevant cpu : 0 last held: 0

relevant lwp : 0xffffbc0012d6e480 last held: 000000000000000000

last locked : 000000000000000000 unlocked*: 000000000000000000
owner field : 000000000000000000 wait/spin: 0/0
Turnstile: no active turnstile for this lock.

****** LWP 0.11 (iflnkst) @ 0xffffbc000fb47100, l_stat=3

*** Locks held: none

*** Locks wanted:

* Lock 0 (initialized at module_hook_init)

lock address : 0xffffffff83470280 type : sleep/adaptive
initialized : 0xffffffff81afb2a1

shared holds : 0 exclusive: 0
shares wanted: 0 exclusive: 0
relevant cpu : 0 last held: 0

relevant lwp : 0xffffbc000fb47100 last held: 000000000000000000

last locked : 000000000000000000 unlocked*: 000000000000000000
owner field : 000000000000000000 wait/spin: 0/0
Turnstile: no active turnstile for this lock.

****** LWP 0.5 (softclk/0) @ 0xffffbc000fb33080, l_stat=1

*** Locks held: none

*** Locks wanted:

* Lock 0 (initialized at module_hook_init)

lock address : 0xffffffff83470280 type : sleep/adaptive
initialized : 0xffffffff81afb2a1

shared holds : 0 exclusive: 0
shares wanted: 0 exclusive: 0
relevant cpu : 0 last held: 0

relevant lwp : 0xffffbc000fb33080 last held: 000000000000000000

last locked : 000000000000000000 unlocked*: 000000000000000000
owner field : 000000000000000000 wait/spin: 0/0
Turnstile: no active turnstile for this lock.

****** LWP 0.0 (swapper) @ 0xffffffff8333ca40, l_stat=7

*** Locks held: none

*** Locks wanted:

* Lock 0 (initialized at module_hook_init)

lock address : 0xffffffff83470280 type : sleep/adaptive
initialized : 0xffffffff81afb2a1

shared holds : 0 exclusive: 0
shares wanted: 0 exclusive: 0
relevant cpu : 0 last held: 0

relevant lwp : 0xffffffff8333ca40 last held: 000000000000000000

0xffffbc0000017180 0041 00000000 0x0 0x0
0xffffbc0000017200 0041 00000000 0x0 0x0
0xffffbc0000017280 0041 00000000 0x0 0x0
0xffffbc0000017300 0041 00000000 0x0 0x0
0xffffbc0000017380 0041 00000000 0x0 0x0
0xffffbc0000017400 0041 00000000 0x0 0x0
0xffffbc0000017480 0041 00000000 0x0 0x0
0xffffbc0000017500 0041 00000000 0x0 0x0
0xffffbc0000017580 0041 00000000 0x0 0x0
0xffffbc0000017600 0041 00000000 0x0 0x0
0xffffbc0000017680 0041 00000000 0x0 0x0
0xffffbc0000017700 0041 00000000 0x0 0x0
0xffffbc0000017780 0041 00000000 0x0 0x0
0xffffbc0000017800 0041 00000000 0x0 0x0
0xffffbc0000017880 0041 00000000 0x0 0x0
0xffffbc0000017900 0041 00000000 0x0 0x0
0xffffbc0000017980 0041 00000000 0x0 0x0
0xffffbc0000017a00 0041 00000000 0x0 0x0
0xffffbc0000017a80 0041 00000000 0x0 0x0
0xffffbc0000017b00 0041 00000000 0x0 0x0

0xffffbc0000017b80 0041 00000000 0x0 0x0
0xffffbc0000017c00 0041 00000000 0x0 0x0

0xffffbc0000017c80 0041 00000000 0x0 0x0
0xffffbc0000017d00 0041 00000000 0x0 0x0
0xffffbc0000017d80 0041 00000000 0x0 0x0
0xffffbc0000017e00 0041 00000000 0x0 0x0
0xffffbc0000017e80 0041 00000000 0x0 0x0
0xffffbc0000017f00 0041 00000000 0x0 0x0
0xffffbc0000017f80 0041 00000000 0x0 0x0
0xffffbc0000018000 0041 00000000 0x0 0x0
0xffffbc0000018080 0041 00000000 0x0 0x0
0xffffbc0000018100 0041 00000000 0x0 0x0
0xffffbc0000018180 0041 00000000 0x0 0x0
0xffffbc0000018200 0041 00000000 0x0 0x0
0xffffbc0000018280 0041 00000000 0x0 0x0
0xffffbc0000018300 0041 00000000 0x0 0x0
0xffffbc0000018380 0041 00000000 0x0 0x0
0xffffbc0000018400 0041 00000000 0x0 0x0

0xffffbc0000018480 0041 00000000 0x0 0x0

0xffffbc0000018500 0041 00000000 0x0 0x0
0xffffbc0000018580 0041 00000000 0x0 0x0
0xffffbc0000018600 0041 00000000 0x0 0x0
0xffffbc0000018680 0041 00000000 0x0 0x0
0xffffbc0000018700 0041 00000000 0x0 0x0
0xffffbc0000018780 0041 00000000 0x0 0x0
0xffffbc0000018800 0041 00000000 0x0 0x0
0xffffbc0000018880 0041 00000000 0x0 0x0
0xffffbc0000018900 0041 00000000 0x0 0x0
0xffffbc0000018980 0041 00000000 0x0 0x0
0xffffbc0000018a00 0041 00000000 0x0 0x0
0xffffbc0000018a80 0041 00000000 0x0 0x0
0xffffbc0000018b00 0041 00000000 0x0 0x0
0xffffbc0000018b80 0041 00000000 0x0 0x0
0xffffbc0000018c00 0041 00000000 0x0 0x0
0xffffbc0000018c80 0041 00000000 0x0 0x0
0xffffbc0000018d00 0041 00000000 0x0 0x0
0xffffbc0000018d80 0041 00000000 0x0 0x0
0xffffbc0000018e00 0041 00000000 0x0 0x0
0xffffbc0000018e80 0041 00000000 0x0 0x0
0xffffbc0000018f00 0041 00000000 0x0 0x0
0xffffbc0000018f80 0041 00000000 0x0 0x0

0xffffbc0000019000 0041 00000000 0x0 0x0
0xffffbc0000019080 0041 00000000 0x0 0x0
0xffffbc0000019100 0041 00000000 0x0 0x0
0xffffbc0000019180 0041 00000000 0x0 0x0
0xffffbc0000019200 0041 00000000 0x0 0x0
0xffffbc0000019280 0041 00000000 0x0 0x0
0xffffbc0000019300 0041 00000000 0x0 0x0
0xffffbc0000019380 0041 00000000 0x0 0x0
0xffffbc0000019400 0041 00000000 0x0 0x0
0xffffbc0000019480 0041 00000000 0x0 0x0
0xffffbc0000019500 0041 00000000 0x0 0x0
0xffffbc0000019580 0041 00000000 0x0 0x0
0xffffbc0000019600 0041 00000000 0x0 0x0
0xffffbc0000019680 0041 00000000 0x0 0x0
0xffffbc0000019700 0041 00000000 0x0 0x0
0xffffbc0000019780 0041 00000000 0x0 0x0
0xffffbc0000019800 0041 00000000 0x0 0x0
0xffffbc0000019880 0041 00000000 0x0 0x0

0xffffbc0000019900 0041 00000000 0x0 0x0
0xffffbc0000019980 0041 00000000 0x0 0x0

0xffffbc0000019a00 0041 00000000 0x0 0x0
0xffffbc0000019a80 0041 00000000 0x0 0x0
0xffffbc0000019b00 0041 00000000 0x0 0x0
0xffffbc0000019b80 0041 00000000 0x0 0x0
0xffffbc0000019c00 0041 00000000 0x0 0x0
0xffffbc0000019c80 0041 00000000 0x0 0x0
0xffffbc0000019d00 0041 00000000 0x0 0x0
0xffffbc0000019d80 0041 00000000 0x0 0x0
0xffffbc0000019e00 0041 00000000 0x0 0x0
0xffffbc0000019e80 0041 00000000 0x0 0x0

0xffffbc0000019f00 0041 00000000 0x0 0x0
0xffffbc0000019f80 0041 00000000 0x0 0x0

0xffffbc000001a000 0041 00000000 0x0 0x0
0xffffbc000001a080 0041 00000000 0x0 0x0
0xffffbc000001a100 0041 00000000 0x0 0x0

0xffffbc000001a180 0041 00000000 0x0 0x0
0xffffbc000001a200 0041 00000000 0x0 0x0
0xffffbc000001a280 0041 00000000 0x0 0x0
0xffffbc000001a300 0041 00000000 0x0 0x0
0xffffbc000001a380 0041 00000000 0x0 0x0

0xffffbc000001a400 0041 00000000 0x0 0x0
0xffffbc000001a480 0041 00000000 0x0 0x0

0xffffbc000001a500 0041 00000000 0x0 0x0
0xffffbc000001a580 0041 00000000 0x0 0x0
0xffffbc000001a600 0041 00000000 0x0 0x0
0xffffbc000001a680 0041 00000000 0x0 0x0
0xffffbc000001a700 0041 00000000 0x0 0x0
0xffffbc000001a780 0041 00000000 0x0 0x0

0xffffbc000001a800 0041 00000000 0x0 0x0
0xffffbc000001a880 0041 00000000 0x0 0x0

0xffffbc000001a900 0041 00000000 0x0 0x0
0xffffbc000001a980 0041 00000000 0x0 0x0
0xffffbc000001aa00 0041 00000000 0x0 0x0
0xffffbc000001aa80 0041 00000000 0x0 0x0
0xffffbc000001ab00 0041 00000000 0x0 0x0
0xffffbc000001ab80 0041 00000000 0x0 0x0
0xffffbc000001ac00 0041 00000000 0x0 0x0

0xffffbc000001ac80 0041 00000000 0x0 0x0

0xffffbc000001ad00 0041 00000000 0x0 0x0
0xffffbc000001ad80 0041 00000000 0x0 0x0
0xffffbc000001ae00 0041 00000000 0x0 0x0
0xffffbc000001ae80 0041 00000000 0x0 0x0
0xffffbc000001af00 0041 00000000 0x0 0x0
0xffffbc000001af80 0041 00000000 0x0 0x0
0xffffbc000001b000 0041 00000000 0x0 0x0

0xffffbc000001b080 0041 00000000 0x0 0x0

0xffffbc000001b100 0041 00000000 0x0 0x0
0xffffbc000001b180 0041 00000000 0x0 0x0
0xffffbc000001b200 0041 00000000 0x0 0x0
0xffffbc000001b280 0041 00000000 0x0 0x0
0xffffbc000001b300 0041 00000000 0x0 0x0
0xffffbc000001b380 0041 00000000 0x0 0x0
0xffffbc000001b400 0041 00000000 0x0 0x0
0xffffbc000001b480 0041 00000000 0x0 0x0
0xffffbc000001b500 0041 00000000 0x0 0x0
0xffffbc000001b580 0041 00000000 0x0 0x0
0xffffbc000001b600 0041 00000000 0x0 0x0
0xffffbc000001b680 0041 00000000 0x0 0x0

0xffffbc000001b700 0041 00000000 0x0 0x0

0xffffbc000001b780 0041 00000000 0x0 0x0
0xffffbc000001b800 0041 00000000 0x0 0x0
0xffffbc000001b880 0041 00000000 0x0 0x0
0xffffbc000001b900 0041 00000000 0x0 0x0
0xffffbc000001b980 0041 00000000 0x0 0x0

0xffffbc000001ba00 0041 00000000 0x0 0x0
0xffffbc000001ba80 0041 00000000 0x0 0x0

0xffffbc000001bb00 0001 00000000 0x0 0x0
0xffffbc000001bb80 0001 00000000 0x0 0x0
0xffffbc000001bc00 0001 00000000 0x0 0x0
0xffffbc000001bc80 0001 00000000 0x0 0x0
0xffffbc000001bd00 0001 00000000 0x0 0x0
0xffffbc000001bd80 0001 00000000 0x0 0x0
0xffffbc000001be00 0001 00000000 0x0 0x0
0xffffbc000001be80 0001 00000000 0x0 0x0
0xffffbc000001bf00 0001 00000000 0x0 0x0
0xffffbc000001bf80 0001 00000000 0x0 0x0
0xffffbc000001c000 0001 00000000 0x0 0x0

0xffffbc000001c080 0001 00000000 0x0 0x0

0xffffbc000001c100 0001 00000000 0x0 0x0

0xffffbc000001c180 0001 00000000 0x0 0x0

0xffffbc000001c200 0001 00000000 0x0 0x0

0xffffbc000001c280 0001 00000000 0x0 0x0

0xffffbc000001c300 0001 00000000 0x0 0x0

0xffffbc000001c380 0001 00000000 0x0 0x0

0xffffbc000001c400 0001 00000000 0x0 0x0

0xffffbc000001c480 0001 00000000 0x0 0x0

0xffffbc000001c500 0001 00000000 0x0 0x0
0xffffbc000001c580 0001 00000000 0x0 0x0
0xffffbc000001c600 0001 00000000 0x0 0x0
0xffffbc000001c680 0001 00000000 0x0 0x0
0xffffbc000001c700 0001 00000000 0x0 0x0
0xffffbc000001c780 0001 00000000 0x0 0x0
0xffffbc000001c800 0001 00000000 0x0 0x0
0xffffbc000001c880 0001 00000000 0x0 0x0
0xffffbc000001c900 0001 00000000 0x0 0x0
0xffffbc000001c980 0001 00000000 0x0 0x0
0xffffbc000001ca00 0001 00000000 0x0 0x0
0xffffbc000001ca80 0001 00000000 0x0 0x0
0xffffbc000001cb00 0001 00000000 0x0 0x0
0xffffbc000001cb80 0001 00000000 0x0 0x0
0xffffbc000001cc00 0001 00000000 0x0 0x0
0xffffbc000001cc80 0001 00000000 0x0 0x0
0xffffbc000001cd00 0001 00000000 0x0 0x0
0xffffbc000001cd80 0001 00000000 0x0 0x0
0xffffbc000001ce00 0001 00000000 0x0 0x0
0xffffbc000001ce80 0001 00000000 0x0 0x0
0xffffbc000001cf00 0001 00000000 0x0 0x0
0xffffbc000001cf80 0001 00000000 0x0 0x0
0xffffbc000001d000 0001 00000000 0x0 0x0

0xffffbc000001d080 0001 00000000 0x0 0x0

0xffffbc000001d100 0001 00000000 0x0 0x0

0xffffbc000001d180 0001 00000000 0x0 0x0

0xffffbc000001d200 0001 00000000 0x0 0x0

0xffffbc000001d280 0001 00000000 0x0 0x0

0xffffbc000001d300 0001 00000000 0x0 0x0

0xffffbc000001d380 0001 00000000 0x0 0x0

0xffffbc000001d400 0001 00000000 0x0 0x0

0xffffbc000001d480 0001 00000000 0x0 0x0

0xffffbc000001d500 0001 00000000 0x0 0x0
0xffffbc000001d580 0001 00000000 0x0 0x0
0xffffbc000001d600 0001 00000000 0x0 0x0
0xffffbc000001d680 0001 00000000 0x0 0x0
0xffffbc000001d700 0001 00000000 0x0 0x0
0xffffbc000001d780 0001 00000000 0x0 0x0
0xffffbc000001d800 0001 00000000 0x0 0x0
0xffffbc000001d880 0001 00000000 0x0 0x0
0xffffbc000001d900 0001 00000000 0x0 0x0
0xffffbc000001d980 0001 00000000 0x0 0x0
0xffffbc000001da00 0001 00000000 0x0 0x0
0xffffbc000001da80 0001 00000000 0x0 0x0
0xffffbc000001db00 0001 00000000 0x0 0x0
0xffffbc000001db80 0001 00000000 0x0 0x0
0xffffbc000001dc00 0001 00000000 0x0 0x0
0xffffbc000001dc80 0001 00000000 0x0 0x0
0xffffbc000001dd00 0001 00000000 0x0 0x0
0xffffbc000001dd80 0001 00000000 0x0 0x0
0xffffbc000001de00 0001 00000000 0x0 0x0
0xffffbc000001de80 0001 00000000 0x0 0x0
0xffffbc000001df00 0001 00000000 0x0 0x0
0xffffbc000001df80 0001 00000000 0x0 0x0
0xffffbc000001e000 0001 00000000 0x0 0x0

0xffffbc000001e080 0001 00000000 0x0 0x0

0xffffbc000001e100 0001 00000000 0x0 0x0

0xffffbc000001e180 0001 00000000 0x0 0x0

0xffffbc000001e200 0001 00000000 0x0 0x0

0xffffbc000001e280 0001 00000000 0x0 0x0

0xffffbc000001e300 0001 00000000 0x0 0x0

0xffffbc000001e380 0001 00000000 0x0 0x0

0xffffbc000001e400 0001 00000000 0x0 0x0

0xffffbc000001e480 0001 00000000 0x0 0x0

0xffffbc000001e500 0001 00000000 0x0 0x0
0xffffbc000001e580 0001 00000000 0x0 0x0
0xffffbc000001e600 0001 00000000 0x0 0x0
0xffffbc000001e680 0001 00000000 0x0 0x0
0xffffbc000001e700 0001 00000000 0x0 0x0
0xffffbc000001e780 0001 00000000 0x0 0x0
0xffffbc000001e800 0001 00000000 0x0 0x0
0xffffbc000001e880 0001 00000000 0x0 0x0
0xffffbc000001e900 0001 00000000 0x0 0x0
0xffffbc000001e980 0001 00000000 0x0 0x0
0xffffbc000001ea00 0001 00000000 0x0 0x0
0xffffbc000001ea80 0001 00000000 0x0 0x0
0xffffbc000001eb00 0001 00000000 0x0 0x0
0xffffbc000001eb80 0001 00000000 0x0 0x0
0xffffbc000001ec00 0001 00000000 0x0 0x0
0xffffbc000001ec80 0001 00000000 0x0 0x0
0xffffbc000001ed00 0001 00000000 0x0 0x0
0xffffbc000001ed80 0001 00000000 0x0 0x0
0xffffbc000001ee00 0001 00000000 0x0 0x0
0xffffbc000001ee80 0001 00000000 0x0 0x0
0xffffbc000001ef00 0001 00000000 0x0 0x0
0xffffbc000001ef80 0001 00000000 0x0 0x0
0xffffbc000001f000 0001 00000000 0x0 0x0

0xffffbc000001f080 0001 00000000 0x0 0x0

0xffffbc000001f100 0001 00000000 0x0 0x0

0xffffbc000001f180 0001 00000000 0x0 0x0

0xffffbc000001f200 0001 00000000 0x0 0x0

0xffffbc000001f280 0001 00000000 0x0 0x0

0xffffbc000001f300 0001 00000000 0x0 0x0

0xffffbc000001f380 0001 00000000 0x0 0x0

0xffffbc000001f400 0001 00000000 0x0 0x0

0xffffbc000001f480 0001 00000000 0x0 0x0

0xffffbc000001f500 0001 00000000 0x0 0x0
0xffffbc000001f580 0001 00000000 0x0 0x0
0xffffbc000001f600 0001 00000000 0x0 0x0
0xffffbc000001f680 0001 00000000 0x0 0x0
0xffffbc000001f700 0001 00000000 0x0 0x0
0xffffbc000001f780 0001 00000000 0x0 0x0
0xffffbc000001f800 0001 00000000 0x0 0x0
0xffffbc000001f880 0001 00000000 0x0 0x0
0xffffbc000001f900 0001 00000000 0x0 0x0
0xffffbc000001f980 0001 00000000 0x0 0x0
0xffffbc000001fa00 0001 00000000 0x0 0x0
0xffffbc000001fa80 0001 00000000 0x0 0x0
0xffffbc000001fb00 0001 00000000 0x0 0x0
0xffffbc000001fb80 0001 00000000 0x0 0x0
0xffffbc000001fc00 0001 00000000 0x0 0x0
0xffffbc000001fc80 0001 00000000 0x0 0x0
0xffffbc000001fd00 0001 00000000 0x0 0x0
0xffffbc000001fd80 0001 00000000 0x0 0x0
0xffffbc000001fe00 0001 00000000 0x0 0x0
0xffffbc000001fe80 0001 00000000 0x0 0x0
0xffffbc000001ff00 0001 00000000 0x0 0x0
0xffffbc000001ff80 0001 00000000 0x0 0x0
0xffffbc0000020000 0001 00000000 0x0 0x0
0xffffbc0000020080 0001 00000000 0x0 0x0
0xffffbc0000020100 0001 00000000 0x0 0x0
0xffffbc0000020180 0001 00000000 0x0 0x0
0xffffbc0000020200 0001 00000000 0x0 0x0
0xffffbc0000020280 0001 00000000 0x0 0x0
0xffffbc0000020300 0001 00000000 0x0 0x0
0xffffbc0000020380 0001 00000000 0x0 0x0
0xffffbc0000020400 0001 00000000 0x0 0x0
0xffffbc0000020480 0001 00000000 0x0 0x0
0xffffbc0000020500 0001 00000000 0x0 0x0
0xffffbc0000020580 0001 00000000 0x0 0x0
0xffffbc0000020600 0001 00000000 0x0 0x0
0xffffbc0000020680 0001 00000000 0x0 0x0
0xffffbc0000020700 0001 00000000 0x0 0x0
0xffffbc0000020780 0001 00000000 0x0 0x0
0xffffbc0000020800 0001 00000000 0x0 0x0
0xffffbc0000020880 0001 00000000 0x0 0x0
0xffffbc0000020900 0001 00000000 0x0 0x0
0xffffbc0000020980 0001 00000000 0x0 0x0
0xffffbc0000020a00 0001 00000000 0x0 0x0
0xffffbc0000020a80 0001 00000000 0x0 0x0
0xffffbc0000020b00 0001 00000000 0x0 0x0
0xffffbc0000020b80 0001 00000000 0x0 0x0
0xffffbc0000020c00 0001 00000000 0x0 0x0
0xffffbc0000020c80 0001 00000000 0x0 0x0
0xffffbc0000020d00 0001 00000000 0x0 0x0
0xffffbc0000020d80 0001 00000000 0x0 0x0
0xffffbc0000020e00 0001 00000000 0x0 0x0
0xffffbc0000020e80 0001 00000000 0x0 0x0
0xffffbc0000020f00 0001 00000000 0x0 0x0
0xffffbc0000020f80 0001 00000000 0x0 0x0
0xffffbc0000021000 0001 00000000 0x0 0x0
0xffffbc0000021080 0001 00000000 0x0 0x0
0xffffbc0000021100 0001 00000000 0x0 0x0
0xffffbc0000021180 0001 00000000 0x0 0x0
0xffffbc0000021200 0001 00000000 0x0 0x0
0xffffbc0000021280 0001 00000000 0x0 0x0
0xffffbc0000021300 0001 00000000 0x0 0x0
0xffffbc0000021380 0001 00000000 0x0 0x0
0xffffbc0000021400 0001 00000000 0x0 0x0
0xffffbc0000021480 0001 00000000 0x0 0x0
0xffffbc0000021500 0001 00000000 0x0 0x0
0xffffbc0000021580 0001 00000000 0x0 0x0
0xffffbc0000021600 0001 00000000 0x0 0x0
0xffffbc0000021680 0001 00000000 0x0 0x0
0xffffbc0000021700 0001 00000000 0x0 0x0
0xffffbc0000021780 0001 00000000 0x0 0x0
0xffffbc0000021800 0001 00000000 0x0 0x0
0xffffbc0000021880 0001 00000000 0x0 0x0
0xffffbc0000021900 0001 00000000 0x0 0x0
0xffffbc0000021980 0001 00000000 0x0 0x0
0xffffbc0000021a00 0001 00000000 0x0 0x0
0xffffbc0000021a80 0001 00000000 0x0 0x0
0xffffbc0000021b00 0001 00000000 0x0 0x0
0xffffbc0000021b80 0001 00000000 0x0 0x0
0xffffbc0000021c00 0001 00000000 0x0 0x0
0xffffbc0000021c80 0001 00000000 0x0 0x0
0xffffbc0000021d00 0001 00000000 0x0 0x0
0xffffbc0000021d80 0001 00000000 0x0 0x0
0xffffbc0000021e00 0001 00000000 0x0 0x0
0xffffbc0000021e80 0001 00000000 0x0 0x0
0xffffbc0000021f00 0001 00000000 0x0 0x0
0xffffbc0000021f80 0001 00000000 0x0 0x0
0xffffbc0000022000 0001 00000000 0x0 0x0
0xffffbc0000022080 0001 00000000 0x0 0x0

0xffffbc0000023c00 0001 00000000 0x0 0x0
0xffffbc0000023c80 0001 00000000 0x0 0x0
0xffffbc0000023d00 0001 00000000 0x0 0x0
0xffffbc0000023d80 0001 00000000 0x0 0x0
0xffffbc0000023e00 0001 00000000 0x0 0x0
0xffffbc0000023e80 0001 00000000 0x0 0x0
0xffffbc0000023f00 0001 00000000 0x0 0x0

0xffffbc0000023f80 0001 00000000 0x0 0x0

0xffffbc0000024000 0001 00000000 0x0 0x0
0xffffbc0000024080 0001 00000000 0x0 0x0
0xffffbc0000024100 0001 00000000 0x0 0x0
0xffffbc0000024180 0001 00000000 0x0 0x0
0xffffbc0000024200 0001 00000000 0x0 0x0
0xffffbc0000024280 0001 00000000 0x0 0x0
0xffffbc0000024300 0001 00000000 0x0 0x0
0xffffbc0000024380 0001 00000000 0x0 0x0
0xffffbc0000024400 0001 00000000 0x0 0x0
0xffffbc0000024480 0001 00000000 0x0 0x0
0xffffbc0000024500 0001 00000000 0x0 0x0
0xffffbc0000024580 0001 00000000 0x0 0x0
0xffffbc0000024600 0001 00000000 0x0 0x0
0xffffbc0000024680 0001 00000000 0x0 0x0
0xffffbc0000024700 0001 00000000 0x0 0x0
0xffffbc0000024780 0001 00000000 0x0 0x0
0xffffbc0000024800 0001 00000000 0x0 0x0
0xffffbc0000024880 0001 00000000 0x0 0x0
0xffffbc0000024900 0001 00000000 0x0 0x0
0xffffbc0000024980 0001 00000000 0x0 0x0
0xffffbc0000024a00 0001 00000000 0x0 0x0
0xffffbc0000024a80 0001 00000000 0x0 0x0
0xffffbc0000024b00 0001 00000000 0x0 0x0
0xffffbc0000024b80 0001 00000000 0x0 0x0
0xffffbc0000024c00 0001 00000000 0x0 0x0
0xffffbc0000024c80 0001 00000000 0x0 0x0
0xffffbc0000024d00 0001 00000000 0x0 0x0
0xffffbc0000024d80 0001 00000000 0x0 0x0

0xffffbc0000024e00 0001 00000000 0x0 0x0

0xffffbc0000024e80 0001 00000000 0x0 0x0

0xffffbc0000024f00 0001 00000000 0x0 0x0
0xffffbc0000024f80 0001 00000000 0x0 0x0

0xffffbc0000025000 0001 00000000 0x0 0x0
0xffffbc0000025080 0001 00000000 0x0 0x0

0xffffbc0000026c00 0001 00000000 0x0 0x0
0xffffbc0000026c80 0001 00000000 0x0 0x0

0xffffbc0000026d00 0001 00000000 0x0 0x0

0xffffbc0000026d80 0001 00000000 0x0 0x0

0xffffbc0000026e00 0001 00000000 0x0 0x0

0xffffbc0000026e80 0001 00000000 0x0 0x0

0xffffbc0000026f00 0001 00000000 0x0 0x0
0xffffbc0000026f80 0001 00000000 0x0 0x0

0xffffbc0000027000 0001 00000000 0x0 0x0
0xffffbc0000027080 0001 00000000 0x0 0x0
0xffffbc0000027100 0001 00000000 0x0 0x0
0xffffbc0000027180 0001 00000000 0x0 0x0
0xffffbc0000027200 0001 00000000 0x0 0x0
0xffffbc0000027280 0001 00000000 0x0 0x0
0xffffbc0000027300 0001 00000000 0x0 0x0
0xffffbc0000027380 0001 00000000 0x0 0x0
0xffffbc0000027400 0001 00000000 0x0 0x0
0xffffbc0000027480 0001 00000000 0x0 0x0
0xffffbc0000027500 0001 00000000 0x0 0x0
0xffffbc0000027580 0001 00000000 0x0 0x0
0xffffbc0000027600 0001 00000000 0x0 0x0
0xffffbc0000027680 0001 00000000 0x0 0x0
0xffffbc0000027700 0001 00000000 0x0 0x0
0xffffbc0000027780 0001 00000000 0x0 0x0
0xffffbc0000027800 0001 00000000 0x0 0x0
0xffffbc0000027880 0001 00000000 0x0 0x0
0xffffbc0000027900 0001 00000000 0x0 0x0
0xffffbc0000027980 0001 00000000 0x0 0x0
0xffffbc0000027a00 0001 00000000 0x0 0x0
0xffffbc0000027a80 0001 00000000 0x0 0x0
0xffffbc0000027b00 0001 00000000 0x0 0x0
0xffffbc0000027b80 0001 00000000 0x0 0x0
0xffffbc0000027c00 0001 00000000 0x0 0x0
0xffffbc0000027c80 0001 00000000 0x0 0x0
0xffffbc0000027d00 0001 00000000 0x0 0x0
0xffffbc0000027d80 0001 00000000 0x0 0x0

0xffffbc0000027e00 0001 00000000 0x0 0x0
0xffffbc0000027e80 0001 00000000 0x0 0x0

0xffffbc0000027f00 0001 00000000 0x0 0x0
0xffffbc0000027f80 0001 00000000 0x0 0x0
0xffffbc0000028000 0001 00000000 0x0 0x0
0xffffbc0000028080 0001 00000000 0x0 0x0

0xffffbc0000029000 0001 00000000 0x0 0x0
0xffffbc0000029080 0001 00000000 0x0 0x0
0xffffbc0000029100 0001 00000000 0x0 0x0
0xffffbc0000029180 0001 00000000 0x0 0x0
0xffffbc0000029200 0001 00000000 0x0 0x0
0xffffbc0000029280 0001 00000000 0x0 0x0
0xffffbc0000029300 0001 00000000 0x0 0x0
0xffffbc0000029380 0001 00000000 0x0 0x0
0xffffbc0000029400 0001 00000000 0x0 0x0
0xffffbc0000029480 0001 00000000 0x0 0x0
0xffffbc0000029500 0001 00000000 0x0 0x0
0xffffbc0000029580 0001 00000000 0x0 0x0
0xffffbc0000029600 0001 00000000 0x0 0x0
0xffffbc0000029680 0001 00000000 0x0 0x0
0xffffbc0000029700 0001 00000000 0x0 0x0
0xffffbc0000029780 0001 00000000 0x0 0x0
0xffffbc0000029800 0001 00000000 0x0 0x0
0xffffbc0000029880 0001 00000000 0x0 0x0
0xffffbc0000029900 0001 00000000 0x0 0x0
0xffffbc0000029980 0001 00000000 0x0 0x0
0xffffbc0000029a00 0001 00000000 0x0 0x0
0xffffbc0000029a80 0001 00000000 0x0 0x0
0xffffbc0000029b00 0001 00000000 0x0 0x0
0xffffbc0000029b80 0001 00000000 0x0 0x0
0xffffbc0000029c00 0001 00000000 0x0 0x0
0xffffbc0000029c80 0001 00000000 0x0 0x0
0xffffbc0000029d00 0001 00000000 0x0 0x0
0xffffbc0000029d80 0001 00000000 0x0 0x0
0xffffbc0000029e00 0001 00000000 0x0 0x0
0xffffbc0000029e80 0001 00000000 0x0 0x0
0xffffbc0000029f00 0001 00000000 0x0 0x0
0xffffbc0000029f80 0001 00000000 0x0 0x0
0xffffbc000002a000 0001 00000000 0x0 0x0

0xffffbc000002a080 0001 00000000 0x0 0x0

0xffffbc000002a100 0001 00000000 0x0 0x0

0xffffbc000002a180 0001 00000000 0x0 0x0

0xffffbc000002a200 0001 00000000 0x0 0x0

0xffffbc000002a280 0001 00000000 0x0 0x0

0xffffbc000002a300 0001 00000000 0x0 0x0

0xffffbc000002a380 0001 00000000 0x0 0x0

0xffffbc000002a400 0001 00000000 0x0 0x0

0xffffbc000002a480 0001 00000000 0x0 0x0

0xffffbc000002a500 0001 00000000 0x0 0x0

0xffffbc000002a580 0001 00000000 0x0 0x0

0xffffbc000002a600 0001 00000000 0x0 0x0
0xffffbc000002a680 0001 00000000 0x0 0x0
0xffffbc000002a700 0001 00000000 0x0 0x0
0xffffbc000002a780 0001 00000000 0x0 0x0
0xffffbc000002a800 0001 00000000 0x0 0x0
0xffffbc000002a880 0001 00000000 0x0 0x0
0xffffbc000002a900 0001 00000000 0x0 0x0
0xffffbc000002a980 0001 00000000 0x0 0x0
0xffffbc000002aa00 0001 00000000 0x0 0x0
0xffffbc000002aa80 0001 00000000 0x0 0x0
0xffffbc000002ab00 0001 00000000 0x0 0x0
0xffffbc000002ab80 0001 00000000 0x0 0x0
0xffffbc000002ac00 0001 00000000 0x0 0x0
0xffffbc000002ac80 0001 00000000 0x0 0x0
0xffffbc000002ad00 0001 00000000 0x0 0x0
0xffffbc000002ad80 0001 00000000 0x0 0x0
0xffffbc000002ae00 0001 00000000 0x0 0x0
0xffffbc000002ae80 0001 00000000 0x0 0x0
0xffffbc000002af00 0001 00000000 0x0 0x0
0xffffbc000002af80 0001 00000000 0x0 0x0
0xffffbc000002b000 0001 00000000 0x0 0x0

0xffffbc000002b080 0001 00000000 0x0 0x0

0xffffbc000002b100 0001 00000000 0x0 0x0

0xffffbc000002b180 0001 00000000 0x0 0x0

0xffffbc000002b200 0001 00000000 0x0 0x0

0xffffbc000002b280 0001 00000000 0x0 0x0

0xffffbc000002b300 0001 00000000 0x0 0x0

0xffffbc000002b380 0001 00000000 0x0 0x0

0xffffbc000002b400 0001 00000000 0x0 0x0

0xffffbc000002b480 0001 00000000 0x0 0x0

0xffffbc000002b500 0001 00000000 0x0 0x0

0xffffbc000002b580 0001 00000000 0x0 0x0

0xffffbc000002b600 0001 00000000 0x0 0x0
0xffffbc000002b680 0001 00000000 0x0 0x0
0xffffbc000002b700 0001 00000000 0x0 0x0
0xffffbc000002b780 0001 00000000 0x0 0x0
0xffffbc000002b800 0001 00000000 0x0 0x0
0xffffbc000002b880 0001 00000000 0x0 0x0
0xffffbc000002b900 0001 00000000 0x0 0x0
0xffffbc000002b980 0001 00000000 0x0 0x0
0xffffbc000002ba00 0001 00000000 0x0 0x0
0xffffbc000002ba80 0001 00000000 0x0 0x0
0xffffbc000002bb00 0001 00000000 0x0 0x0
0xffffbc000002bb80 0001 00000000 0x0 0x0
0xffffbc000002bc00 0001 00000000 0x0 0x0
0xffffbc000002bc80 0001 00000000 0x0 0x0
0xffffbc000002bd00 0001 00000000 0x0 0x0
0xffffbc000002bd80 0001 00000000 0x0 0x0
0xffffbc000002be00 0001 00000000 0x0 0x0
0xffffbc000002be80 0001 00000000 0x0 0x0
0xffffbc000002bf00 0001 00000000 0x0 0x0
0xffffbc000002bf80 0001 00000000 0x0 0x0
0xffffbc000002c000 0001 00000000 0x0 0x0

0xffffbc000002c080 0001 00000000 0x0 0x0

0xffffbc000002c100 0001 00000000 0x0 0x0

0xffffbc000002c180 0001 00000000 0x0 0x0

0xffffbc000002c200 0001 00000000 0x0 0x0

0xffffbc000002c280 0001 00000000 0x0 0x0

0xffffbc000002c300 0001 00000000 0x0 0x0
0xffffbc000002c38

Tested on:

commit: 26c87eba lint: clean up table with operator properties

git tree: https://github.com/NetBSD/src trunk

console output: https://syzkaller.appspot.com/x/log.txt?x=12bc1b97700000

kernel config: https://syzkaller.appspot.com/x/.config?x=fab579639ba4bf0a
dashboard link: https://syzkaller.appspot.com/bug?extid=4388f20706ec8a4c8db0
compiler: g++ (Debian 10.2.1-6) 10.2.1 20210110