panic: OCKDEBUG: Reader / writer lock error: rw_vector_enter,NUM: locking against myself
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syzbot
May 22, 2024, 10:26:37 AMMay 22
to syzkaller-...@googlegroups.com
Hello,
syzbot found the following issue on:
HEAD commit: f5ffeae836a2 hp300 installcd is now bootable so mention it..
git tree: netbsd
console output: https://syzkaller.appspot.com/x/log.txt?x=13d26c44980000
kernel config: https://syzkaller.appspot.com/x/.config?x=1420f906d33d9f1f
dashboard link: https://syzkaller.appspot.com/bug?extid=ecd89bbd725b47137a96
compiler: g++ (Debian 12.2.0-14) 12.2.0
Unfortunately, I don't have any reproducer for this issue yet.
Downloadable assets:
disk image: https://storage.googleapis.com/syzbot-assets/bc2d8b0f0e1b/disk-f5ffeae8.raw.xz
netbsd.gdb: https://storage.googleapis.com/syzbot-assets/0add0d1ec358/netbsd-f5ffeae8.gdb.xz
IMPORTANT: if you fix the issue, please add the following tag to the commit:
Reported-by: syzbot+ecd89b...@syzkaller.appspotmail.com
L[ 353.2595928] panic: OCKDEBUG: Reader / writer lock error: rw_vector_enter,300: locking against myself
[ 353.2695918] cpu1: Begin traceback...
[ 353.3095912] vpanic() at netbsd:vpanic+0x2f0 sys/kern/subr_prf.c:288
[ 353.4495899] panic() at netbsd:panic+0x49 sys/kern/subr_prf.c:1116
[ 353.5595919] lockdebug_abort1() at netbsd:lockdebug_abort1+0x191 lockdebug_abort1 sys/kern/subr_lockdebug.c:814 [inline]
[ 353.5595919] lockdebug_abort1() at netbsd:lockdebug_abort1+0x191 sys/kern/subr_lockdebug.c:796
[ 353.6595888] lockdebug_wantlock() at netbsd:lockdebug_wantlock+0x457 sys/kern/subr_lockdebug.c:489
[ 353.7595890] rw_enter() at netbsd:rw_enter+0x887 sys/kern/kern_rwlock.c:300
[ 353.8595916] genfs_lock() at netbsd:genfs_lock+0x220 sys/miscfs/genfs/genfs_vnops.c:397
[ 353.9495893] VOP_LOCK() at netbsd:VOP_LOCK+0x22a sys/kern/vnode_if.c:1632
[ 354.0495892] vn_lock() at netbsd:vn_lock+0x2ae sys/kern/vfs_vnops.c:1388
[ 354.1495916] union_lookup() at netbsd:union_lookup+0x2e8 sys/fs/union/union_vnops.c:403
[ 354.2395896] VOP_LOOKUP() at netbsd:VOP_LOOKUP+0x131 sys/kern/vnode_if.c:443
[ 354.3495899] lookup_once() at netbsd:lookup_once+0x5ad sys/kern/vfs_lookup.c:1150
[ 354.4495876] namei_tryemulroot() at netbsd:namei_tryemulroot+0x1fba namei_oneroot sys/kern/vfs_lookup.c:1546 [inline]
[ 354.4495876] namei_tryemulroot() at netbsd:namei_tryemulroot+0x1fba sys/kern/vfs_lookup.c:1906
[ 354.5595869] namei() at netbsd:namei+0x2e sys/kern/vfs_lookup.c:1942
[ 354.6595870] do_sys_unlinkat() at netbsd:do_sys_unlinkat+0x2d8 fd_nameiat sys/kern/vfs_syscalls.c:245 [inline]
[ 354.6595870] do_sys_unlinkat() at netbsd:do_sys_unlinkat+0x2d8 sys/kern/vfs_syscalls.c:2857
[ 354.7595865] sys___syscall() at netbsd:sys___syscall+0x1e4 sy_call sys/sys/syscallvar.h:65 [inline]
[ 354.7595865] sys___syscall() at netbsd:sys___syscall+0x1e4 sys/kern/sys_syscall.c:90
[ 354.8595863] syscall() at netbsd:syscall+0x28b sy_call sys/sys/syscallvar.h:65 [inline]
[ 354.8595863] syscall() at netbsd:syscall+0x28b sy_invoke sys/sys/syscallvar.h:94 [inline]
[ 354.8595863] syscall() at netbsd:syscall+0x28b sys/arch/x86/x86/syscall.c:137
[ 354.8795884] --- syscall (number 10 via SYS_syscall) ---
[ 354.9095873] netbsd:syscall+0x28b:
[ 354.9195896] cpu1: End traceback...
[ 354.9195896] fatal breakpoint trap in supervisor mode
[ 354.9195896] trap type 1 code 0 rip 0xffffffff80235475 cs 0x8 rflags 0x246 cr2 0x790637e4e000 ilevel 0 rsp 0xffffbe0249051720
[ 354.9295864] curlwp 0xffffea372a929a80 pid 5673.5789 lowest kstack 0xffffbe024904d2c0
Stopped in pid 5673.5789 (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:71
vpanic() at netbsd:vpanic+0x2f0 sys/kern/subr_prf.c:288
panic() at netbsd:panic+0x49 sys/kern/subr_prf.c:1116
lockdebug_abort1() at netbsd:lockdebug_abort1+0x191 lockdebug_abort1 sys/kern/subr_lockdebug.c:814 [inline]
lockdebug_abort1() at netbsd:lockdebug_abort1+0x191 sys/kern/subr_lockdebug.c:796
lockdebug_wantlock() at netbsd:lockdebug_wantlock+0x457 sys/kern/subr_lockdebug.c:489
rw_enter() at netbsd:rw_enter+0x887 sys/kern/kern_rwlock.c:300
genfs_lock() at netbsd:genfs_lock+0x220 sys/miscfs/genfs/genfs_vnops.c:397
VOP_LOCK() at netbsd:VOP_LOCK+0x22a sys/kern/vnode_if.c:1632
vn_lock() at netbsd:vn_lock+0x2ae sys/kern/vfs_vnops.c:1388
union_lookup() at netbsd:union_lookup+0x2e8 sys/fs/union/union_vnops.c:403
VOP_LOOKUP() at netbsd:VOP_LOOKUP+0x131 sys/kern/vnode_if.c:443
lookup_once() at netbsd:lookup_once+0x5ad sys/kern/vfs_lookup.c:1150
namei_tryemulroot() at netbsd:namei_tryemulroot+0x1fba namei_oneroot sys/kern/vfs_lookup.c:1546 [inline]
namei_tryemulroot() at netbsd:namei_tryemulroot+0x1fba sys/kern/vfs_lookup.c:1906
namei() at netbsd:namei+0x2e sys/kern/vfs_lookup.c:1942
do_sys_unlinkat() at netbsd:do_sys_unlinkat+0x2d8 fd_nameiat sys/kern/vfs_syscalls.c:245 [inline]
do_sys_unlinkat() at netbsd:do_sys_unlinkat+0x2d8 sys/kern/vfs_syscalls.c:2857
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+0x28b sy_call sys/sys/syscallvar.h:65 [inline]
syscall() at netbsd:syscall+0x28b sy_invoke sys/sys/syscallvar.h:94 [inline]
syscall() at netbsd:syscall+0x28b sys/arch/x86/x86/syscall.c:137
--- syscall (number 10 via SYS_syscall) ---
netbsd:syscall+0x28b:
Panic string: LOCKDEBUG: Reader / writer lock error: rw_vector_enter,300: locking against myself
PID LID S CPU FLAGS STRUCT LWP * NAME WAIT
5613 6984 3 1 180 ffffea373c738200 syz-executor.2 parked
5613 5613 2 1 10000000 ffffea372a929200 syz-executor.2
5313 5313 2 0 0 ffffea3736117b80 syz-executor.3
5874 5871 2 0 0 ffffea372e9d7900 syz-executor.4
5874 8118 2 0 0 ffffea3748cfc480 syz-executor.4
5874 7340 2 0 0 ffffea373c050600 syz-executor.4
5874 5874 2 0 10000000 ffffea3742f3a4c0 syz-executor.4
5673 > 5789 7 1 0 ffffea372a929a80 syz-executor.1
5673 5673 2 1 10000000 ffffea373c0501c0 syz-executor.1
6972 6972 2 1 0 ffffea37441ce780 syz-executor.0
7039 7039 2 1 0 ffffea3742f3a080 syz-executor.5
6853 6853 2 1 140 ffffea373a27ab00 syz-executor.2
5444 5444 2 0 140 ffffea37326e5680 syz-executor.3
6587 6587 2 0 140 ffffea3736c3a500 syz-executor.4
5964 5964 2 1 140 ffffea372cffb8c0 syz-executor.1
4485 4485 3 0 180 ffffea373c738640 syz-executor.5 parked
5328 4925 3 0 11100000 ffffea37286b4ac0 syz-executor.5 vfork
5328 5328 2 1 11000040 ffffea3742f3a900 syz-executor.5
4897 4897 3 1 1c0 ffffea37289b46c0 getty ttyraw
4299 4299 3 1 180 ffffea372ad206c0 syz-executor.1 parked
5039 5039 3 1 180 ffffea3731f479c0 syz-executor.3 parked
3222 5350 3 1 11100000 ffffea373862e180 syz-executor.3 vfork
3222 3222 2 1 11000040 ffffea372a007600 syz-executor.3
3924 3924 3 0 180 ffffea37326e5240 syz-executor.5 parked
2597 2597 3 1 180 ffffea37326e5ac0 syz-executor.3 parked
4429 3666 3 1 1100000 ffffea3729717980 syz-executor.3 vfork
4429 4429 2 1 11000040 ffffea373c050a40 syz-executor.3
2692 2692 3 0 180 ffffea373a27a6c0 syz-executor.1 parked
3564 3564 3 1 180 ffffea3736869340 syz-executor.3 parked
2210 2210 3 1 180 ffffea372a0071c0 syz-executor.2 parked
3662 1781 3 1 1100000 ffffea37302ba100 syz-executor.2 vfork
3662 3662 2 1 11000040 ffffea372cffb040 syz-executor.2
3168 3168 3 0 180 ffffea372e9d7080 syz-executor.2 parked
1666 1666 3 0 180 ffffea3736c3a0c0 syz-executor.2 parked
2098 2098 3 0 180 ffffea372e9d74c0 syz-executor.5 parked
1322 2655 3 0 1100000 ffffea3736869bc0 syz-executor.5 vfork
1322 1322 2 1 11000040 ffffea37297ff500 syz-executor.5
3040 3040 3 1 180 ffffea372a51eb40 syz-executor.4 parked
1166 2918 3 1 1100000 ffffea372a65fac0 syz-executor.4 vfork
1166 1166 2 1 11000040 ffffea372a007a40 syz-executor.4
1482 1482 3 0 180 ffffea3736117740 syz-executor.0 parked
1468 1468 3 0 180 ffffea3736117300 syz-executor.0 parked
1083 1617 3 1 180 ffffea372a65f680 syz-fuzzer parked
1083 1202 3 0 180 ffffea3728e96180 syz-fuzzer parked
1083 1205 2 1 0 ffffea3729d619c0 syz-fuzzer
1083 1384 3 1 180 ffffea3728e96a00 syz-fuzzer wait
1083 1245 3 1 180 ffffea37289b4b00 syz-fuzzer wait
1083 1244 3 1 180 ffffea3728bb7700 syz-fuzzer wait
1083 1239 3 1 180 ffffea3728bb7b40 syz-fuzzer wait
1083 1242 3 1 180 ffffea3728d77300 syz-fuzzer parked
1083 941 3 0 180 ffffea37286af200 syz-fuzzer parked
1083 1129 3 0 180 ffffea3728ec7040 syz-fuzzer wait
1083 982 3 1 180 ffffea37297ff0c0 syz-fuzzer parked
1083 1079 3 1 180 ffffea3728bb72c0 syz-fuzzer parked
1083 1243 2 0 140 ffffea3728e524c0 syz-fuzzer
1083 1083 3 1 180 ffffea3729d61140 syz-fuzzer wait
1236 1236 3 0 180 ffffea37289b4280 sshd select
1222 1222 3 0 180 ffffea3728e52900 getty nanoslp
1224 1224 3 0 180 ffffea3728c06780 getty nanoslp
1225 1225 3 0 180 ffffea3728ec7480 getty nanoslp
1103 1103 3 0 180 ffffea372a929640 sshd select
1095 1095 3 1 180 ffffea372a65f240 powerd kqueue
702 702 3 0 180 ffffea3728e965c0 syslogd kqueue
600 600 3 0 180 ffffea3728c06bc0 dhcpcd poll
558 558 3 0 180 ffffea3728e52080 dhcpcd poll
746 746 2 0 0 ffffea3729717100 dhcpcd
601 601 3 0 180 ffffea3728d77b80 dhcpcd poll
292 292 3 0 180 ffffea3728d77740 dhcpcd poll
485 485 3 0 180 ffffea3728c06340 dhcpcd poll
291 291 2 0 0 ffffea3728ec78c0 dhcpcd
1 1 3 0 180 ffffea372048c140 init wait
0 5836 5 0 200 ffffea3748cfc8c0 (zombie)
0 2776 3 1 200 ffffea373862e5c0 ktrace ktrwait
0 1278 3 0 200 ffffea3736869780 swapiod swapiod
0 734 3 0 200 ffffea37286af640 physiod physiod
0 196 3 1 200 ffffea37286b4680 pooldrain pooldrain
0 195 2 0 240 ffffea37286b4240 ioflush
0 194 3 0 200 ffffea37286afa80 pgdaemon pgdaemon
0 170 3 0 200 ffffea37265cea40 usb7 usbevt
0 169 3 0 200 ffffea37265ce600 usb6 usbevt
0 168 3 1 200 ffffea37265ce1c0 usb5 usbevt
0 167 3 0 200 ffffea3723549a00 usb4 usbevt
0 166 3 1 200 ffffea37235495c0 usb3 usbevt
0 165 3 0 200 ffffea3723549180 usb2 usbevt
0 31 3 0 200 ffffea372048c9c0 usb1 usbevt
0 63 3 1 200 ffffea37202ff740 usb0 usbevt
0 126 3 1 200 ffffea37202ffb80 usbtask-dr usbtsk
0 125 3 1 200 ffffea37203de340 usbtask-hc usbtsk
0 124 3 0 200 ffffea371e895b00 swwreboot swwreboot
0 123 3 0 200 ffffea372048c580 npfgc0 npfgcw
0 122 3 1 200 ffffea3720452980 rt_free rt_free
0 121 3 1 200 ffffea3720452540 unpgc unpgc
0 120 3 0 200 ffffea3720452100 key_timehandler key_timehandler
0 119 3 1 200 ffffea372044d940 icmp6_wqinput/1 icmp6_wqinput
0 118 3 0 200 ffffea372044d500 icmp6_wqinput/0 icmp6_wqinput
0 117 3 0 200 ffffea372044d0c0 nd6_timer nd6_timer
0 116 3 1 200 ffffea3720438900 carp6_wqinput/1 carp6_wqinput
0 115 3 0 200 ffffea37204384c0 carp6_wqinput/0 carp6_wqinput
0 114 3 1 200 ffffea3720438080 carp_wqinput/1 carp_wqinput
0 113 3 0 200 ffffea37204138c0 carp_wqinput/0 carp_wqinput
0 112 3 1 200 ffffea3720413480 icmp_wqinput/1 icmp_wqinput
0 111 3 0 200 ffffea3720413040 icmp_wqinput/0 icmp_wqinput
0 110 3 0 200 ffffea37203debc0 rt_timer rt_timer
0 109 3 0 200 ffffea37203de780 vmem_rehash vmem_rehash
0 100 3 0 200 ffffea37202ff300 entbutler entropy
0 99 3 0 200 ffffea371fd3eb40 viomb balloon
0 98 3 1 200 ffffea371fd3e700 vioif0_txrx/1 vioif0_txrx
0 97 3 0 200 ffffea371fd3e2c0 vioif0_txrx/0 vioif0_txrx
0 30 3 1 200 ffffea371e8956c0 scsibus0 sccomp
0 29 3 0 200 ffffea371e895280 pms0 pmsreset
0 28 3 1 200 ffffea371e7b5ac0 xcall/1 xcall
0 27 1 1 200 ffffea371e7b5680 softser/1
0 26 1 1 200 ffffea371e7b5240 softclk/1
0 25 1 1 200 ffffea371e798a80 softbio/1
0 24 1 1 200 ffffea371e798640 softnet/1
0 23 1 1 201 ffffea371e798200 idle/1
0 22 3 0 200 ffffea384cb33a40 lnxsyswq lnxsyswq
0 21 3 1 200 ffffea384cb33600 lnxubdwq lnxubdwq
0 20 3 0 200 ffffea384cb331c0 lnxpwrwq lnxpwrwq
0 19 3 0 200 ffffea384cb42a00 lnxlngwq lnxlngwq
0 18 3 0 200 ffffea384cb425c0 lnxhipwq lnxhipwq
0 17 3 0 200 ffffea384cb42180 lnxrcugc lnxrcugc
0 16 3 0 200 ffffea384cb599c0 sysmon smtaskq
0 15 3 0 200 ffffea384cb59580 pmfsuspend pmfsuspend
0 14 3 1 200 ffffea384cb59140 pmfevent pmfevent
0 13 3 0 200 ffffea384cb6c980 sopendfree sopendfr
0 12 3 0 200 ffffea384cb6c540 ifwdog ifwdog
0 11 3 1 200 ffffea384cb6c100 iflnkst iflnkst
0 10 3 0 200 ffffea384db97940 nfssilly nfssilly
0 9 3 0 200 ffffea384db97500 pooldisp pooldisp
0 8 3 1 200 ffffea384db970c0 modunload mod_unld
0 7 3 0 200 ffffea384dbc2900 xcall/0 xcall
0 6 1 0 200 ffffea384dbc24c0 softser/0
0 5 1 0 200 ffffea384dbc2080 softclk/0
0 4 1 0 200 ffffea384dbed8c0 softbio/0
0 3 1 0 200 ffffea384dbed480 softnet/0
0 2 1 0 201 ffffea384dbed040 idle/0
0 > 0 7 0 240 ffffffff86795ac0 swapper
[Locks tracked through LWPs]
****** LWP 5673.5789 (syz-executor.1) @ 0xffffea372a929a80, l_stat=7
*** Locks held:
* Lock 0 (initialized at netbsd:vcache_alloc+0xbf sys/kern/vfs_vnode.c:1438)
lock address : ffffea3746ff5740
type : sleep/adaptive
initialized : netbsd:vcache_alloc+0xbf
shared holds : 0 exclusive: 1
shares wanted: 0 exclusive: 1
relevant cpu : 1 last held: 1
relevant lwp : 0xffffea372a929a80 last held: 0xffffea372a929a80
last locked* : netbsd:genfs_lock+0x220
unlocked : netbsd:genfs_unlock+0x50
owner/count : 0xffffea372a929a80 flags : 0x0000000000000004
Turnstile: no active turnstile for this lock.
*** Locks wanted: none
****** LWP 5444.5444 (syz-executor.3) @ 0xffffea37326e5680, l_stat=2
*** Locks held: none
*** Locks wanted:
* Lock 0 (initialized at netbsd:fstrans_init+0x33 sys/kern/vfs_trans.c:137)
lock address : netbsd:fstrans_lock
type : sleep/adaptive
initialized : netbsd:fstrans_init+0x33
shared holds : 0 exclusive: 0
shares wanted: 0 exclusive: 1
relevant cpu : 0 last held: 1
relevant lwp : 0xffffea37326e5680 last held: 000000000000000000
last locked : netbsd:fstrans_lwp_dtor+0x5b
unlocked* : netbsd:fstrans_lwp_dtor+0x20e
owner field : 000000000000000000 wait/spin: 0/0
Turnstile: no active turnstile for this lock.
****** LWP 6587.6587 (syz-executor.4) @ 0xffffea3736c3a500, l_stat=2
*** Locks held:
* Lock 0 (initialized at netbsd:amap_alloc1+0x30a sys/uvm/uvm_amap.c:167)
lock address : ffffea3747a64880
type : sleep/adaptive
initialized : netbsd:amap_alloc1+0x30a
shared holds : 0 exclusive: 1
shares wanted: 0 exclusive: 0
relevant cpu : 0 last held: 0
relevant lwp : 0xffffea3736c3a500 last held: 0xffffea3736c3a500
last locked* : netbsd:uvm_fault_internal+0x75d
unlocked : netbsd:uvm_fault_upper_enter+0x454
owner/count : 000000000000000000 flags : 000000000000000000
Turnstile: no active turnstile for this lock.
*** Locks wanted:
* Lock 0 (initialized at netbsd:pmap_ctor+0x6d sys/arch/x86/x86/pmap.c:2872)
lock address : ffffea372f507d80
type : sleep/adaptive
initialized : netbsd:pmap_ctor+0x6d
shared holds : 0 exclusive: 0
shares wanted: 0 exclusive: 1
relevant cpu : 0 last held: 0
relevant lwp : 0xffffea3736c3a500 last held: 000000000000000000
last locked : netbsd:pmap_extract+0xdb
unlocked* : netbsd:pmap_extract+0x2c8
owner field : 000000000000000000 wait/spin: 0/0
Turnstile: no active turnstile for this lock.
****** LWP 558.558 (dhcpcd) @ 0xffffea3728e52080, l_stat=3
*** Locks held: none
*** Locks wanted:
* Lock 0 (initialized at netbsd:module_hook_init+0x1c sys/kern/kern_module_hook.c:132)
lock address : netbsd:module_hook
type : sleep/adaptive
initialized : netbsd:module_hook_init+0x1c
shared holds : 0 exclusive: 0
shares wanted: 0 exclusive: 0
relevant cpu : 0 last held: 0
relevant lwp : 0xffffea3728e52080 last held: 000000000000000000
last locked : 0
unlocked* : 0
owner field : 000000000000000000 wait/spin: 0/0
Turnstile: no active turnstile for this lock.
****** LWP 746.746 (dhcpcd) @ 0xffffea3729717100, l_stat=2
*** Locks held: none
*** Locks wanted:
* Lock 0 (initialized at netbsd:module_hook_init+0x1c sys/kern/kern_module_hook.c:132)
lock address : netbsd:module_hook
type : sleep/adaptive
initialized : netbsd:module_hook_init+0x1c
shared holds : 0 exclusive: 0
shares wanted: 0 exclusive: 0
relevant cpu : 0 last held: 0
relevant lwp : 0xffffea3729717100 last held: 000000000000000000
last locked : 0
unlocked* : 0
owner field : 000000000000000000 wait/spin: 0/0
Turnstile: no active turnstile for this lock.
****** LWP 485.485 (dhcpcd) @ 0xffffea3728c06340, l_stat=3
*** Locks held: none
*** Locks wanted:
* Lock 0 (initialized at netbsd:module_hook_init+0x1c sys/kern/kern_module_hook.c:132)
lock address : netbsd:module_hook
type : sleep/adaptive
initialized : netbsd:module_hook_init+0x1c
shared holds : 0 exclusive: 0
shares wanted: 0 exclusive: 0
relevant cpu : 0 last held: 0
relevant lwp : 0xffffea3728c06340 last held: 000000000000000000
last locked : 0
unlocked* : 0
owner field : 000000000000000000 wait/spin: 0/0
Turnstile: no active turnstile for this lock.
****** LWP 291.291 (dhcpcd) @ 0xffffea3728ec78c0, l_stat=2
*** Locks held: none
*** Locks wanted:
* Lock 0 (initialized at netbsd:module_hook_init+0x1c sys/kern/kern_module_hook.c:132)
lock address : netbsd:module_hook
type : sleep/adaptive
initialized : netbsd:module_hook_init+0x1c
shared holds : 0 exclusive: 0
shares wanted: 0 exclusive: 0
relevant cpu : 0 last held: 0
relevant lwp : 0xffffea3728ec78c0 last held: 000000000000000000
last locked : 0
unlocked* : 0
owner field : 000000000000000000 wait/spin: 0/0
Turnstile: no active turnstile for this lock.
****** LWP 0.26 (softclk/1) @ 0xffffea371e7b5240, l_stat=1
*** Locks held: none
*** Locks wanted:
* Lock 0 (initialized at netbsd:module_hook_init+0x1c sys/kern/kern_module_hook.c:132)
lock address : netbsd:module_hook
type : sleep/adaptive
initialized : netbsd:module_hook_init+0x1c
shared holds : 0 exclusive: 0
shares wanted: 0 exclusive: 0
relevant cpu : 1 last held: 0
relevant lwp : 0xffffea371e7b5240 last held: 000000000000000000
last locked : 0
unlocked* : 0
owner field : 000000000000000000 wait/spin: 0/0
Turnstile: no active turnstile for this lock.
****** LWP 0.11 (iflnkst) @ 0xffffea384cb6c100, l_stat=3
*** Locks held: none
*** Locks wanted:
* Lock 0 (initialized at netbsd:module_hook_init+0x1c sys/kern/kern_module_hook.c:132)
lock address : netbsd:module_hook
type : sleep/adaptive
initialized : netbsd:module_hook_init+0x1c
shared holds : 0 exclusive: 0
shares wanted: 0 exclusive: 0
relevant cpu : 1 last held: 0
relevant lwp : 0xffffea384cb6c100 last held: 000000000000000000
last locked : 0
unlocked* : 0
owner field : 000000000000000000 wait/spin: 0/0
Turnstile: no active turnstile for this lock.
****** LWP 0.5 (softclk/0) @ 0xffffea384dbc2080, l_stat=1
*** Locks held: none
*** Locks wanted:
* Lock 0 (initialized at netbsd:module_hook_init+0x1c sys/kern/kern_module_hook.c:132)
lock address : netbsd:module_hook
type : sleep/adaptive
initialized : netbsd:module_hook_init+0x1c
shared holds : 0 exclusive: 0
shares wanted: 0 exclusive: 0
relevant cpu : 0 last held: 0
relevant lwp : 0xffffea384dbc2080 last held: 000000000000000000
last locked : 0
unlocked* : 0
owner field : 000000000000000000 wait/spin: 0/0
Turnstile: no active turnstile for this lock.
****** LWP 0.0 (swapper) @ 0xffffffff86795ac0, l_stat=7
*** Locks held: none
*** Locks wanted:
* Lock 0 (initialized at netbsd:module_hook_init+0x1c sys/kern/kern_module_hook.c:132)
lock address : netbsd:module_hook
type : sleep/adaptive
initialized : netbsd:module_hook_init+0x1c
shared holds : 0 exclusive: 0
shares wanted: 0 exclusive: 0
relevant cpu : 0 last held: 0
relevant lwp : 0xffffffff86795ac0 last held: 000000000000000000
last locked : 0
unlocked* : 0
owner field : 000000000000000000 wait/spin: 0/0
Turnstile: no active turnstile for this lock.
[Locks tracked through CPUs]
PAGE FLAG PQ UOBJECT UANON
0xffffbe0000007180 0045 00000000 0x0 0x0
0xffffbe0000007200 0045 00000000 0x0 0x0
0xffffbe0000007280 0045 00000000 0x0 0x0
0xffffbe0000007300 0045 00000000 0x0 0x0
0xffffbe0000007380 0045 00000000 0x0 0x0
0xffffbe0000007400 0045 00000000 0x0 0x0
0xffffbe0000007480 0045 00000000 0x0 0x0
0xffffbe0000007500 0045 00000000 0x0 0x0
0xffffbe0000007580 0045 00000000 0x0 0x0
0xffffbe0000007600 0045 00000000 0x0 0x0
0xffffbe0000007680 0041 00000000 0x0 0x0
0xffffbe0000007700 0041 00000000 0x0 0x0
0xffffbe0000007780 0041 00000000 0x0 0x0
0xffffbe0000007800 0041 00000000 0x0 0x0
0xffffbe0000007880 0041 00000000 0x0 0x0
0xffffbe0000007900 0045 00000000 0x0 0x0
0xffffbe0000007980 0041 00000000 0x0 0x0
0xffffbe0000007a00 0041 00000000 0x0 0x0
0xffffbe0000007a80 0041 00000000 0x0 0x0
0xffffbe0000007b00 0041 00000000 0x0 0x0
0xffffbe0000007b80 0041 00000000 0x0 0x0
0xffffbe0000007c00 0041 00000000 0x0 0x0
0xffffbe0000007c80 0041 00000000 0x0 0x0
0xffffbe0000007d00 0041 00000000 0x0 0x0
0xffffbe0000007d80 0041 00000000 0x0 0x0
0xffffbe0000007e00 0041 00000000 0x0 0x0
0xffffbe0000007e80 0041 00000000 0x0 0x0
0xffffbe0000007f00 0041 00000000 0x0 0x0
0xffffbe0000007f80 0041 00000000 0x0 0x0
0xffffbe0000008000 0041 00000000 0x0 0x0
0xffffbe0000008080 0041 00000000 0x0 0x0
0xffffbe0000008100 0041 00000000 0x0 0x0
0xffffbe0000008180 0041 00000000 0x0 0x0
0xffffbe0000008200 0041 00000000 0x0 0x0
0xffffbe0000008280 0041 00000000 0x0 0x0
0xffffbe0000008300 0041 00000000 0x0 0x0
0xffffbe0000008380 0041 00000000 0x0 0x0
0xffffbe0000008400 0041 00000000 0x0 0x0
0xffffbe0000008480 0041 00000000 0x0 0x0
0xffffbe0000008500 0041 00000000 0x0 0x0
0xffffbe0000008580 0041 00000000 0x0 0x0
0xffffbe0000008600 0045 00000000 0x0 0x0
0xffffbe0000008680 0041 00000000 0x0 0x0
0xffffbe0000008700 0041 00000000 0x0 0x0
0xffffbe0000008780 0041 00000000 0x0 0x0
0xffffbe0000008800 0041 00000000 0x0 0x0
0xffffbe0000008880 0041 00000000 0x0 0x0
0xffffbe0000008900 0041 00000000 0x0 0x0
0xffffbe0000008980 0041 00000000 0x0 0x0
0xffffbe0000008a00 0041 00000000 0x0 0x0
0xffffbe0000008a80 0041 00000000 0x0 0x0
0xffffbe0000008b00 0041 00000000 0x0 0x0
0xffffbe0000008b80 0041 00000000 0x0 0x0
0xffffbe0000008c00 0041 00000000 0x0 0x0
0xffffbe0000008c80 0041 00000000 0x0 0x0
0xffffbe0000008d00 0041 00000000 0x0 0x0
0xffffbe0000008d80 0041 00000000 0x0 0x0
0xffffbe0000008e00 0041 00000000 0x0 0x0
0xffffbe0000008e80 0041 00000000 0x0 0x0
0xffffbe0000008f00 0041 00000000 0x0 0x0
0xffffbe0000008f80 0041 00000000 0x0 0x0
0xffffbe0000009000 0041 00000000 0x0 0x0
0xffffbe0000009080 0041 00000000 0x0 0x0
0xffffbe0000009100 0045 00000000 0x0 0x0
0xffffbe0000009180 0045 00000000 0x0 0x0
0xffffbe0000009200 0041 00000000 0x0 0x0
0xffffbe0000009280 0041 00000000 0x0 0x0
0xffffbe0000009300 0041 00000000 0x0 0x0
0xffffbe0000009380 0041 00000000 0x0 0x0
0xffffbe0000009400 0041 00000000 0x0 0x0
0xffffbe0000009480 0041 00000000 0x0 0x0
0xffffbe0000009500 0041 00000000 0x0 0x0
0xffffbe0000009580 0041 00000000 0x0 0x0
0xffffbe0000009600 0041 00000000 0x0 0x0
0xffffbe0000009680 0041 00000000 0x0 0x0
0xffffbe0000009700 0041 00000000 0x0 0x0
0xffffbe0000009780 0041 00000000 0x0 0x0
0xffffbe0000009800 0041 00000000 0x0 0x0
0xffffbe0000009880 0041 00000000 0x0 0x0
0xffffbe0000009900 0041 00000000 0x0 0x0
0xffffbe0000009980 0041 00000000 0x0 0x0
0xffffbe0000009a00 0041 00000000 0x0 0x0
0xffffbe0000009a80 0041 00000000 0x0 0x0
0xffffbe0000009b00 0041 00000000 0x0 0x0
0xffffbe0000009b80 0041 00000000 0x0 0x0
0xffffbe0000009c00 0041 00000000 0x0 0x0
0xffffbe0000009c80 0041 00000000 0x0 0x0
0xffffbe0000009d00 0041 00000000 0x0 0x0
0xffffbe0000009d80 0041 00000000 0x0 0x0
0xffffbe0000009e00 0041 00000000 0x0 0x0
0xffffbe0000009e80 0041 00000000 0x0 0x0
0xffffbe0000009f00 0041 00000000 0x0 0x0
0xffffbe0000009f80 0045 00000000 0x0 0x0
0xffffbe000000a000 0041 00000000 0x0 0x0
0xffffbe000000a080 0041 00000000 0x0 0x0
0xffffbe000000a100 0041 00000000 0x0 0x0
0xffffbe000000a180 0041 00000000 0x0 0x0
0xffffbe000000a200 0041 00000000 0x0 0x0
0xffffbe000000a280 0041 00000000 0x0 0x0
0xffffbe000000a300 0041 00000000 0x0 0x0
0xffffbe000000a380 0041 00000000 0x0 0x0
0xffffbe000000a400 0041 00000000 0x0 0x0
0xffffbe000000a480 0041 00000000 0x0 0x0
0xffffbe000000a500 0041 00000000 0x0 0x0
0xffffbe000000a580 0041 00000000 0x0 0x0
0xffffbe000000a600 0041 00000000 0x0 0x0
0xffffbe000000a680 0041 00000000 0x0 0x0
0xffffbe000000a700 0041 00000000 0x0 0x0
0xffffbe000000a780 0041 00000000 0x0 0x0
0xffffbe000000a800 0041 00000000 0x0 0x0
0xffffbe000000a880 0041 00000000 0x0 0x0
0xffffbe000000a900 0041 00000000 0x0 0x0
0xffffbe000000a980 0041 00000000 0x0 0x0
0xffffbe000000aa00 0041 00000000 0x0 0x0
0xffffbe000000aa80 0041 00000000 0x0 0x0
0xffffbe000000ab00 0041 00000000 0x0 0x0
0xffffbe000000ab80 0041 00000000 0x0 0x0
0xffffbe000000ac00 0041 00000000 0x0 0x0
0xffffbe000000ac80 0041 00000000 0x0 0x0
0xffffbe000000ad00 0041 00000000 0x0 0x0
0xffffbe000000ad80 0041 00000000 0x0 0x0
0xffffbe000000ae00 0041 00000000 0x0 0x0
0xffffbe000000ae80 0041 00000000 0x0 0x0
0xffffbe000000af00 0041 00000000 0x0 0x0
0xffffbe000000af80 0041 00000000 0x0 0x0
0xffffbe000000b000 0045 00000000 0x0 0x0
0xffffbe000000b080 0041 00000000 0x0 0x0
0xffffbe000000b100 0041 00000000 0x0 0x0
0xffffbe000000b180 0041 00000000 0x0 0x0
0xffffbe000000b200 0045 00000000 0x0 0x0
0xffffbe000000b280 0045 00000000 0x0 0x0
0xffffbe000000b300 0045 00000000 0x0 0x0
0xffffbe000000b380 0045 00000000 0x0 0x0
0xffffbe000000b400 0045 00000000 0x0 0x0
0xffffbe000000b480 0045 00000000 0x0 0x0
0xffffbe000000b500 0041 00000000 0x0 0x0
0xffffbe000000b580 0041 00000000 0x0 0x0
0xffffbe000000b600 0045 00000000 0x0 0x0
0xffffbe000000b680 0045 00000000 0x0 0x0
0xffffbe000000b700 0045 00000000 0x0 0x0
0xffffbe000000b780 0045 00000000 0x0 0x0
0xffffbe000000b800 0045 00000000 0x0 0x0
0xffffbe000000b880 0045 00000000 0x0 0x0
0xffffbe000000b900 0045 00000000 0x0 0x0
0xffffbe000000b980 0045 00000000 0x0 0x0
0xffffbe000000ba00 0045 00000000 0x0 0x0
0xffffbe000000ba80 0045 00000000 0x0 0x0
0xffffbe000000bb00 0045 00000000 0x0 0x0
0xffffbe000000bb80 0045 00000000 0x0 0x0
0xffffbe000000bc00 0045 00000000 0x0 0x0
0xffffbe000000bc80 0045 00000000 0x0 0x0
0xffffbe000000bd00 0045 00000000 0x0 0x0
---
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.
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If the report is already addressed, let syzbot know by replying with:
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If you want to overwrite report's subsystems, reply with:
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(See the list of subsystem names on the web dashboard)
If the report is a duplicate of another one, reply with:
#syz dup: exact-subject-of-another-report
If you want to undo deduplication, reply with:
#syz undup
syzbot found the following issue on:
HEAD commit: f5ffeae836a2 hp300 installcd is now bootable so mention it..
git tree: netbsd
console output: https://syzkaller.appspot.com/x/log.txt?x=13d26c44980000
kernel config: https://syzkaller.appspot.com/x/.config?x=1420f906d33d9f1f
dashboard link: https://syzkaller.appspot.com/bug?extid=ecd89bbd725b47137a96
compiler: g++ (Debian 12.2.0-14) 12.2.0
Unfortunately, I don't have any reproducer for this issue yet.
Downloadable assets:
disk image: https://storage.googleapis.com/syzbot-assets/bc2d8b0f0e1b/disk-f5ffeae8.raw.xz
netbsd.gdb: https://storage.googleapis.com/syzbot-assets/0add0d1ec358/netbsd-f5ffeae8.gdb.xz
IMPORTANT: if you fix the issue, please add the following tag to the commit:
Reported-by: syzbot+ecd89b...@syzkaller.appspotmail.com
L[ 353.2595928] panic: OCKDEBUG: Reader / writer lock error: rw_vector_enter,300: locking against myself
[ 353.2695918] cpu1: Begin traceback...
[ 353.3095912] vpanic() at netbsd:vpanic+0x2f0 sys/kern/subr_prf.c:288
[ 353.4495899] panic() at netbsd:panic+0x49 sys/kern/subr_prf.c:1116
[ 353.5595919] lockdebug_abort1() at netbsd:lockdebug_abort1+0x191 lockdebug_abort1 sys/kern/subr_lockdebug.c:814 [inline]
[ 353.5595919] lockdebug_abort1() at netbsd:lockdebug_abort1+0x191 sys/kern/subr_lockdebug.c:796
[ 353.6595888] lockdebug_wantlock() at netbsd:lockdebug_wantlock+0x457 sys/kern/subr_lockdebug.c:489
[ 353.7595890] rw_enter() at netbsd:rw_enter+0x887 sys/kern/kern_rwlock.c:300
[ 353.8595916] genfs_lock() at netbsd:genfs_lock+0x220 sys/miscfs/genfs/genfs_vnops.c:397
[ 353.9495893] VOP_LOCK() at netbsd:VOP_LOCK+0x22a sys/kern/vnode_if.c:1632
[ 354.0495892] vn_lock() at netbsd:vn_lock+0x2ae sys/kern/vfs_vnops.c:1388
[ 354.1495916] union_lookup() at netbsd:union_lookup+0x2e8 sys/fs/union/union_vnops.c:403
[ 354.2395896] VOP_LOOKUP() at netbsd:VOP_LOOKUP+0x131 sys/kern/vnode_if.c:443
[ 354.3495899] lookup_once() at netbsd:lookup_once+0x5ad sys/kern/vfs_lookup.c:1150
[ 354.4495876] namei_tryemulroot() at netbsd:namei_tryemulroot+0x1fba namei_oneroot sys/kern/vfs_lookup.c:1546 [inline]
[ 354.4495876] namei_tryemulroot() at netbsd:namei_tryemulroot+0x1fba sys/kern/vfs_lookup.c:1906
[ 354.5595869] namei() at netbsd:namei+0x2e sys/kern/vfs_lookup.c:1942
[ 354.6595870] do_sys_unlinkat() at netbsd:do_sys_unlinkat+0x2d8 fd_nameiat sys/kern/vfs_syscalls.c:245 [inline]
[ 354.6595870] do_sys_unlinkat() at netbsd:do_sys_unlinkat+0x2d8 sys/kern/vfs_syscalls.c:2857
[ 354.7595865] sys___syscall() at netbsd:sys___syscall+0x1e4 sy_call sys/sys/syscallvar.h:65 [inline]
[ 354.7595865] sys___syscall() at netbsd:sys___syscall+0x1e4 sys/kern/sys_syscall.c:90
[ 354.8595863] syscall() at netbsd:syscall+0x28b sy_call sys/sys/syscallvar.h:65 [inline]
[ 354.8595863] syscall() at netbsd:syscall+0x28b sy_invoke sys/sys/syscallvar.h:94 [inline]
[ 354.8595863] syscall() at netbsd:syscall+0x28b sys/arch/x86/x86/syscall.c:137
[ 354.8795884] --- syscall (number 10 via SYS_syscall) ---
[ 354.9095873] netbsd:syscall+0x28b:
[ 354.9195896] cpu1: End traceback...
[ 354.9195896] fatal breakpoint trap in supervisor mode
[ 354.9195896] trap type 1 code 0 rip 0xffffffff80235475 cs 0x8 rflags 0x246 cr2 0x790637e4e000 ilevel 0 rsp 0xffffbe0249051720
[ 354.9295864] curlwp 0xffffea372a929a80 pid 5673.5789 lowest kstack 0xffffbe024904d2c0
Stopped in pid 5673.5789 (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:71
vpanic() at netbsd:vpanic+0x2f0 sys/kern/subr_prf.c:288
panic() at netbsd:panic+0x49 sys/kern/subr_prf.c:1116
lockdebug_abort1() at netbsd:lockdebug_abort1+0x191 lockdebug_abort1 sys/kern/subr_lockdebug.c:814 [inline]
lockdebug_abort1() at netbsd:lockdebug_abort1+0x191 sys/kern/subr_lockdebug.c:796
lockdebug_wantlock() at netbsd:lockdebug_wantlock+0x457 sys/kern/subr_lockdebug.c:489
rw_enter() at netbsd:rw_enter+0x887 sys/kern/kern_rwlock.c:300
genfs_lock() at netbsd:genfs_lock+0x220 sys/miscfs/genfs/genfs_vnops.c:397
VOP_LOCK() at netbsd:VOP_LOCK+0x22a sys/kern/vnode_if.c:1632
vn_lock() at netbsd:vn_lock+0x2ae sys/kern/vfs_vnops.c:1388
union_lookup() at netbsd:union_lookup+0x2e8 sys/fs/union/union_vnops.c:403
VOP_LOOKUP() at netbsd:VOP_LOOKUP+0x131 sys/kern/vnode_if.c:443
lookup_once() at netbsd:lookup_once+0x5ad sys/kern/vfs_lookup.c:1150
namei_tryemulroot() at netbsd:namei_tryemulroot+0x1fba namei_oneroot sys/kern/vfs_lookup.c:1546 [inline]
namei_tryemulroot() at netbsd:namei_tryemulroot+0x1fba sys/kern/vfs_lookup.c:1906
namei() at netbsd:namei+0x2e sys/kern/vfs_lookup.c:1942
do_sys_unlinkat() at netbsd:do_sys_unlinkat+0x2d8 fd_nameiat sys/kern/vfs_syscalls.c:245 [inline]
do_sys_unlinkat() at netbsd:do_sys_unlinkat+0x2d8 sys/kern/vfs_syscalls.c:2857
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+0x28b sy_call sys/sys/syscallvar.h:65 [inline]
syscall() at netbsd:syscall+0x28b sy_invoke sys/sys/syscallvar.h:94 [inline]
syscall() at netbsd:syscall+0x28b sys/arch/x86/x86/syscall.c:137
--- syscall (number 10 via SYS_syscall) ---
netbsd:syscall+0x28b:
Panic string: LOCKDEBUG: Reader / writer lock error: rw_vector_enter,300: locking against myself
PID LID S CPU FLAGS STRUCT LWP * NAME WAIT
5613 6984 3 1 180 ffffea373c738200 syz-executor.2 parked
5613 5613 2 1 10000000 ffffea372a929200 syz-executor.2
5313 5313 2 0 0 ffffea3736117b80 syz-executor.3
5874 5871 2 0 0 ffffea372e9d7900 syz-executor.4
5874 8118 2 0 0 ffffea3748cfc480 syz-executor.4
5874 7340 2 0 0 ffffea373c050600 syz-executor.4
5874 5874 2 0 10000000 ffffea3742f3a4c0 syz-executor.4
5673 > 5789 7 1 0 ffffea372a929a80 syz-executor.1
5673 5673 2 1 10000000 ffffea373c0501c0 syz-executor.1
6972 6972 2 1 0 ffffea37441ce780 syz-executor.0
7039 7039 2 1 0 ffffea3742f3a080 syz-executor.5
6853 6853 2 1 140 ffffea373a27ab00 syz-executor.2
5444 5444 2 0 140 ffffea37326e5680 syz-executor.3
6587 6587 2 0 140 ffffea3736c3a500 syz-executor.4
5964 5964 2 1 140 ffffea372cffb8c0 syz-executor.1
4485 4485 3 0 180 ffffea373c738640 syz-executor.5 parked
5328 4925 3 0 11100000 ffffea37286b4ac0 syz-executor.5 vfork
5328 5328 2 1 11000040 ffffea3742f3a900 syz-executor.5
4897 4897 3 1 1c0 ffffea37289b46c0 getty ttyraw
4299 4299 3 1 180 ffffea372ad206c0 syz-executor.1 parked
5039 5039 3 1 180 ffffea3731f479c0 syz-executor.3 parked
3222 5350 3 1 11100000 ffffea373862e180 syz-executor.3 vfork
3222 3222 2 1 11000040 ffffea372a007600 syz-executor.3
3924 3924 3 0 180 ffffea37326e5240 syz-executor.5 parked
2597 2597 3 1 180 ffffea37326e5ac0 syz-executor.3 parked
4429 3666 3 1 1100000 ffffea3729717980 syz-executor.3 vfork
4429 4429 2 1 11000040 ffffea373c050a40 syz-executor.3
2692 2692 3 0 180 ffffea373a27a6c0 syz-executor.1 parked
3564 3564 3 1 180 ffffea3736869340 syz-executor.3 parked
2210 2210 3 1 180 ffffea372a0071c0 syz-executor.2 parked
3662 1781 3 1 1100000 ffffea37302ba100 syz-executor.2 vfork
3662 3662 2 1 11000040 ffffea372cffb040 syz-executor.2
3168 3168 3 0 180 ffffea372e9d7080 syz-executor.2 parked
1666 1666 3 0 180 ffffea3736c3a0c0 syz-executor.2 parked
2098 2098 3 0 180 ffffea372e9d74c0 syz-executor.5 parked
1322 2655 3 0 1100000 ffffea3736869bc0 syz-executor.5 vfork
1322 1322 2 1 11000040 ffffea37297ff500 syz-executor.5
3040 3040 3 1 180 ffffea372a51eb40 syz-executor.4 parked
1166 2918 3 1 1100000 ffffea372a65fac0 syz-executor.4 vfork
1166 1166 2 1 11000040 ffffea372a007a40 syz-executor.4
1482 1482 3 0 180 ffffea3736117740 syz-executor.0 parked
1468 1468 3 0 180 ffffea3736117300 syz-executor.0 parked
1083 1617 3 1 180 ffffea372a65f680 syz-fuzzer parked
1083 1202 3 0 180 ffffea3728e96180 syz-fuzzer parked
1083 1205 2 1 0 ffffea3729d619c0 syz-fuzzer
1083 1384 3 1 180 ffffea3728e96a00 syz-fuzzer wait
1083 1245 3 1 180 ffffea37289b4b00 syz-fuzzer wait
1083 1244 3 1 180 ffffea3728bb7700 syz-fuzzer wait
1083 1239 3 1 180 ffffea3728bb7b40 syz-fuzzer wait
1083 1242 3 1 180 ffffea3728d77300 syz-fuzzer parked
1083 941 3 0 180 ffffea37286af200 syz-fuzzer parked
1083 1129 3 0 180 ffffea3728ec7040 syz-fuzzer wait
1083 982 3 1 180 ffffea37297ff0c0 syz-fuzzer parked
1083 1079 3 1 180 ffffea3728bb72c0 syz-fuzzer parked
1083 1243 2 0 140 ffffea3728e524c0 syz-fuzzer
1083 1083 3 1 180 ffffea3729d61140 syz-fuzzer wait
1236 1236 3 0 180 ffffea37289b4280 sshd select
1222 1222 3 0 180 ffffea3728e52900 getty nanoslp
1224 1224 3 0 180 ffffea3728c06780 getty nanoslp
1225 1225 3 0 180 ffffea3728ec7480 getty nanoslp
1103 1103 3 0 180 ffffea372a929640 sshd select
1095 1095 3 1 180 ffffea372a65f240 powerd kqueue
702 702 3 0 180 ffffea3728e965c0 syslogd kqueue
600 600 3 0 180 ffffea3728c06bc0 dhcpcd poll
558 558 3 0 180 ffffea3728e52080 dhcpcd poll
746 746 2 0 0 ffffea3729717100 dhcpcd
601 601 3 0 180 ffffea3728d77b80 dhcpcd poll
292 292 3 0 180 ffffea3728d77740 dhcpcd poll
485 485 3 0 180 ffffea3728c06340 dhcpcd poll
291 291 2 0 0 ffffea3728ec78c0 dhcpcd
1 1 3 0 180 ffffea372048c140 init wait
0 5836 5 0 200 ffffea3748cfc8c0 (zombie)
0 2776 3 1 200 ffffea373862e5c0 ktrace ktrwait
0 1278 3 0 200 ffffea3736869780 swapiod swapiod
0 734 3 0 200 ffffea37286af640 physiod physiod
0 196 3 1 200 ffffea37286b4680 pooldrain pooldrain
0 195 2 0 240 ffffea37286b4240 ioflush
0 194 3 0 200 ffffea37286afa80 pgdaemon pgdaemon
0 170 3 0 200 ffffea37265cea40 usb7 usbevt
0 169 3 0 200 ffffea37265ce600 usb6 usbevt
0 168 3 1 200 ffffea37265ce1c0 usb5 usbevt
0 167 3 0 200 ffffea3723549a00 usb4 usbevt
0 166 3 1 200 ffffea37235495c0 usb3 usbevt
0 165 3 0 200 ffffea3723549180 usb2 usbevt
0 31 3 0 200 ffffea372048c9c0 usb1 usbevt
0 63 3 1 200 ffffea37202ff740 usb0 usbevt
0 126 3 1 200 ffffea37202ffb80 usbtask-dr usbtsk
0 125 3 1 200 ffffea37203de340 usbtask-hc usbtsk
0 124 3 0 200 ffffea371e895b00 swwreboot swwreboot
0 123 3 0 200 ffffea372048c580 npfgc0 npfgcw
0 122 3 1 200 ffffea3720452980 rt_free rt_free
0 121 3 1 200 ffffea3720452540 unpgc unpgc
0 120 3 0 200 ffffea3720452100 key_timehandler key_timehandler
0 119 3 1 200 ffffea372044d940 icmp6_wqinput/1 icmp6_wqinput
0 118 3 0 200 ffffea372044d500 icmp6_wqinput/0 icmp6_wqinput
0 117 3 0 200 ffffea372044d0c0 nd6_timer nd6_timer
0 116 3 1 200 ffffea3720438900 carp6_wqinput/1 carp6_wqinput
0 115 3 0 200 ffffea37204384c0 carp6_wqinput/0 carp6_wqinput
0 114 3 1 200 ffffea3720438080 carp_wqinput/1 carp_wqinput
0 113 3 0 200 ffffea37204138c0 carp_wqinput/0 carp_wqinput
0 112 3 1 200 ffffea3720413480 icmp_wqinput/1 icmp_wqinput
0 111 3 0 200 ffffea3720413040 icmp_wqinput/0 icmp_wqinput
0 110 3 0 200 ffffea37203debc0 rt_timer rt_timer
0 109 3 0 200 ffffea37203de780 vmem_rehash vmem_rehash
0 100 3 0 200 ffffea37202ff300 entbutler entropy
0 99 3 0 200 ffffea371fd3eb40 viomb balloon
0 98 3 1 200 ffffea371fd3e700 vioif0_txrx/1 vioif0_txrx
0 97 3 0 200 ffffea371fd3e2c0 vioif0_txrx/0 vioif0_txrx
0 30 3 1 200 ffffea371e8956c0 scsibus0 sccomp
0 29 3 0 200 ffffea371e895280 pms0 pmsreset
0 28 3 1 200 ffffea371e7b5ac0 xcall/1 xcall
0 27 1 1 200 ffffea371e7b5680 softser/1
0 26 1 1 200 ffffea371e7b5240 softclk/1
0 25 1 1 200 ffffea371e798a80 softbio/1
0 24 1 1 200 ffffea371e798640 softnet/1
0 23 1 1 201 ffffea371e798200 idle/1
0 22 3 0 200 ffffea384cb33a40 lnxsyswq lnxsyswq
0 21 3 1 200 ffffea384cb33600 lnxubdwq lnxubdwq
0 20 3 0 200 ffffea384cb331c0 lnxpwrwq lnxpwrwq
0 19 3 0 200 ffffea384cb42a00 lnxlngwq lnxlngwq
0 18 3 0 200 ffffea384cb425c0 lnxhipwq lnxhipwq
0 17 3 0 200 ffffea384cb42180 lnxrcugc lnxrcugc
0 16 3 0 200 ffffea384cb599c0 sysmon smtaskq
0 15 3 0 200 ffffea384cb59580 pmfsuspend pmfsuspend
0 14 3 1 200 ffffea384cb59140 pmfevent pmfevent
0 13 3 0 200 ffffea384cb6c980 sopendfree sopendfr
0 12 3 0 200 ffffea384cb6c540 ifwdog ifwdog
0 11 3 1 200 ffffea384cb6c100 iflnkst iflnkst
0 10 3 0 200 ffffea384db97940 nfssilly nfssilly
0 9 3 0 200 ffffea384db97500 pooldisp pooldisp
0 8 3 1 200 ffffea384db970c0 modunload mod_unld
0 7 3 0 200 ffffea384dbc2900 xcall/0 xcall
0 6 1 0 200 ffffea384dbc24c0 softser/0
0 5 1 0 200 ffffea384dbc2080 softclk/0
0 4 1 0 200 ffffea384dbed8c0 softbio/0
0 3 1 0 200 ffffea384dbed480 softnet/0
0 2 1 0 201 ffffea384dbed040 idle/0
0 > 0 7 0 240 ffffffff86795ac0 swapper
[Locks tracked through LWPs]
****** LWP 5673.5789 (syz-executor.1) @ 0xffffea372a929a80, l_stat=7
*** Locks held:
* Lock 0 (initialized at netbsd:vcache_alloc+0xbf sys/kern/vfs_vnode.c:1438)
lock address : ffffea3746ff5740
type : sleep/adaptive
initialized : netbsd:vcache_alloc+0xbf
shared holds : 0 exclusive: 1
shares wanted: 0 exclusive: 1
relevant cpu : 1 last held: 1
relevant lwp : 0xffffea372a929a80 last held: 0xffffea372a929a80
last locked* : netbsd:genfs_lock+0x220
unlocked : netbsd:genfs_unlock+0x50
owner/count : 0xffffea372a929a80 flags : 0x0000000000000004
Turnstile: no active turnstile for this lock.
*** Locks wanted: none
****** LWP 5444.5444 (syz-executor.3) @ 0xffffea37326e5680, l_stat=2
*** Locks held: none
*** Locks wanted:
* Lock 0 (initialized at netbsd:fstrans_init+0x33 sys/kern/vfs_trans.c:137)
lock address : netbsd:fstrans_lock
type : sleep/adaptive
initialized : netbsd:fstrans_init+0x33
shared holds : 0 exclusive: 0
shares wanted: 0 exclusive: 1
relevant cpu : 0 last held: 1
relevant lwp : 0xffffea37326e5680 last held: 000000000000000000
last locked : netbsd:fstrans_lwp_dtor+0x5b
unlocked* : netbsd:fstrans_lwp_dtor+0x20e
owner field : 000000000000000000 wait/spin: 0/0
Turnstile: no active turnstile for this lock.
****** LWP 6587.6587 (syz-executor.4) @ 0xffffea3736c3a500, l_stat=2
*** Locks held:
* Lock 0 (initialized at netbsd:amap_alloc1+0x30a sys/uvm/uvm_amap.c:167)
lock address : ffffea3747a64880
type : sleep/adaptive
initialized : netbsd:amap_alloc1+0x30a
shared holds : 0 exclusive: 1
shares wanted: 0 exclusive: 0
relevant cpu : 0 last held: 0
relevant lwp : 0xffffea3736c3a500 last held: 0xffffea3736c3a500
last locked* : netbsd:uvm_fault_internal+0x75d
unlocked : netbsd:uvm_fault_upper_enter+0x454
owner/count : 000000000000000000 flags : 000000000000000000
Turnstile: no active turnstile for this lock.
*** Locks wanted:
* Lock 0 (initialized at netbsd:pmap_ctor+0x6d sys/arch/x86/x86/pmap.c:2872)
lock address : ffffea372f507d80
type : sleep/adaptive
initialized : netbsd:pmap_ctor+0x6d
shared holds : 0 exclusive: 0
shares wanted: 0 exclusive: 1
relevant cpu : 0 last held: 0
relevant lwp : 0xffffea3736c3a500 last held: 000000000000000000
last locked : netbsd:pmap_extract+0xdb
unlocked* : netbsd:pmap_extract+0x2c8
owner field : 000000000000000000 wait/spin: 0/0
Turnstile: no active turnstile for this lock.
****** LWP 558.558 (dhcpcd) @ 0xffffea3728e52080, l_stat=3
*** Locks held: none
*** Locks wanted:
* Lock 0 (initialized at netbsd:module_hook_init+0x1c sys/kern/kern_module_hook.c:132)
lock address : netbsd:module_hook
type : sleep/adaptive
initialized : netbsd:module_hook_init+0x1c
shared holds : 0 exclusive: 0
shares wanted: 0 exclusive: 0
relevant cpu : 0 last held: 0
relevant lwp : 0xffffea3728e52080 last held: 000000000000000000
last locked : 0
unlocked* : 0
owner field : 000000000000000000 wait/spin: 0/0
Turnstile: no active turnstile for this lock.
****** LWP 746.746 (dhcpcd) @ 0xffffea3729717100, l_stat=2
*** Locks held: none
*** Locks wanted:
* Lock 0 (initialized at netbsd:module_hook_init+0x1c sys/kern/kern_module_hook.c:132)
lock address : netbsd:module_hook
type : sleep/adaptive
initialized : netbsd:module_hook_init+0x1c
shared holds : 0 exclusive: 0
shares wanted: 0 exclusive: 0
relevant cpu : 0 last held: 0
relevant lwp : 0xffffea3729717100 last held: 000000000000000000
last locked : 0
unlocked* : 0
owner field : 000000000000000000 wait/spin: 0/0
Turnstile: no active turnstile for this lock.
****** LWP 485.485 (dhcpcd) @ 0xffffea3728c06340, l_stat=3
*** Locks held: none
*** Locks wanted:
* Lock 0 (initialized at netbsd:module_hook_init+0x1c sys/kern/kern_module_hook.c:132)
lock address : netbsd:module_hook
type : sleep/adaptive
initialized : netbsd:module_hook_init+0x1c
shared holds : 0 exclusive: 0
shares wanted: 0 exclusive: 0
relevant cpu : 0 last held: 0
relevant lwp : 0xffffea3728c06340 last held: 000000000000000000
last locked : 0
unlocked* : 0
owner field : 000000000000000000 wait/spin: 0/0
Turnstile: no active turnstile for this lock.
****** LWP 291.291 (dhcpcd) @ 0xffffea3728ec78c0, l_stat=2
*** Locks held: none
*** Locks wanted:
* Lock 0 (initialized at netbsd:module_hook_init+0x1c sys/kern/kern_module_hook.c:132)
lock address : netbsd:module_hook
type : sleep/adaptive
initialized : netbsd:module_hook_init+0x1c
shared holds : 0 exclusive: 0
shares wanted: 0 exclusive: 0
relevant cpu : 0 last held: 0
relevant lwp : 0xffffea3728ec78c0 last held: 000000000000000000
last locked : 0
unlocked* : 0
owner field : 000000000000000000 wait/spin: 0/0
Turnstile: no active turnstile for this lock.
****** LWP 0.26 (softclk/1) @ 0xffffea371e7b5240, l_stat=1
*** Locks held: none
*** Locks wanted:
* Lock 0 (initialized at netbsd:module_hook_init+0x1c sys/kern/kern_module_hook.c:132)
lock address : netbsd:module_hook
type : sleep/adaptive
initialized : netbsd:module_hook_init+0x1c
shared holds : 0 exclusive: 0
shares wanted: 0 exclusive: 0
relevant cpu : 1 last held: 0
relevant lwp : 0xffffea371e7b5240 last held: 000000000000000000
last locked : 0
unlocked* : 0
owner field : 000000000000000000 wait/spin: 0/0
Turnstile: no active turnstile for this lock.
****** LWP 0.11 (iflnkst) @ 0xffffea384cb6c100, l_stat=3
*** Locks held: none
*** Locks wanted:
* Lock 0 (initialized at netbsd:module_hook_init+0x1c sys/kern/kern_module_hook.c:132)
lock address : netbsd:module_hook
type : sleep/adaptive
initialized : netbsd:module_hook_init+0x1c
shared holds : 0 exclusive: 0
shares wanted: 0 exclusive: 0
relevant cpu : 1 last held: 0
relevant lwp : 0xffffea384cb6c100 last held: 000000000000000000
last locked : 0
unlocked* : 0
owner field : 000000000000000000 wait/spin: 0/0
Turnstile: no active turnstile for this lock.
****** LWP 0.5 (softclk/0) @ 0xffffea384dbc2080, l_stat=1
*** Locks held: none
*** Locks wanted:
* Lock 0 (initialized at netbsd:module_hook_init+0x1c sys/kern/kern_module_hook.c:132)
lock address : netbsd:module_hook
type : sleep/adaptive
initialized : netbsd:module_hook_init+0x1c
shared holds : 0 exclusive: 0
shares wanted: 0 exclusive: 0
relevant cpu : 0 last held: 0
relevant lwp : 0xffffea384dbc2080 last held: 000000000000000000
last locked : 0
unlocked* : 0
owner field : 000000000000000000 wait/spin: 0/0
Turnstile: no active turnstile for this lock.
****** LWP 0.0 (swapper) @ 0xffffffff86795ac0, l_stat=7
*** Locks held: none
*** Locks wanted:
* Lock 0 (initialized at netbsd:module_hook_init+0x1c sys/kern/kern_module_hook.c:132)
lock address : netbsd:module_hook
type : sleep/adaptive
initialized : netbsd:module_hook_init+0x1c
shared holds : 0 exclusive: 0
shares wanted: 0 exclusive: 0
relevant cpu : 0 last held: 0
relevant lwp : 0xffffffff86795ac0 last held: 000000000000000000
last locked : 0
unlocked* : 0
owner field : 000000000000000000 wait/spin: 0/0
Turnstile: no active turnstile for this lock.
[Locks tracked through CPUs]
PAGE FLAG PQ UOBJECT UANON
0xffffbe0000007180 0045 00000000 0x0 0x0
0xffffbe0000007200 0045 00000000 0x0 0x0
0xffffbe0000007280 0045 00000000 0x0 0x0
0xffffbe0000007300 0045 00000000 0x0 0x0
0xffffbe0000007380 0045 00000000 0x0 0x0
0xffffbe0000007400 0045 00000000 0x0 0x0
0xffffbe0000007480 0045 00000000 0x0 0x0
0xffffbe0000007500 0045 00000000 0x0 0x0
0xffffbe0000007580 0045 00000000 0x0 0x0
0xffffbe0000007600 0045 00000000 0x0 0x0
0xffffbe0000007680 0041 00000000 0x0 0x0
0xffffbe0000007700 0041 00000000 0x0 0x0
0xffffbe0000007780 0041 00000000 0x0 0x0
0xffffbe0000007800 0041 00000000 0x0 0x0
0xffffbe0000007880 0041 00000000 0x0 0x0
0xffffbe0000007900 0045 00000000 0x0 0x0
0xffffbe0000007980 0041 00000000 0x0 0x0
0xffffbe0000007a00 0041 00000000 0x0 0x0
0xffffbe0000007a80 0041 00000000 0x0 0x0
0xffffbe0000007b00 0041 00000000 0x0 0x0
0xffffbe0000007b80 0041 00000000 0x0 0x0
0xffffbe0000007c00 0041 00000000 0x0 0x0
0xffffbe0000007c80 0041 00000000 0x0 0x0
0xffffbe0000007d00 0041 00000000 0x0 0x0
0xffffbe0000007d80 0041 00000000 0x0 0x0
0xffffbe0000007e00 0041 00000000 0x0 0x0
0xffffbe0000007e80 0041 00000000 0x0 0x0
0xffffbe0000007f00 0041 00000000 0x0 0x0
0xffffbe0000007f80 0041 00000000 0x0 0x0
0xffffbe0000008000 0041 00000000 0x0 0x0
0xffffbe0000008080 0041 00000000 0x0 0x0
0xffffbe0000008100 0041 00000000 0x0 0x0
0xffffbe0000008180 0041 00000000 0x0 0x0
0xffffbe0000008200 0041 00000000 0x0 0x0
0xffffbe0000008280 0041 00000000 0x0 0x0
0xffffbe0000008300 0041 00000000 0x0 0x0
0xffffbe0000008380 0041 00000000 0x0 0x0
0xffffbe0000008400 0041 00000000 0x0 0x0
0xffffbe0000008480 0041 00000000 0x0 0x0
0xffffbe0000008500 0041 00000000 0x0 0x0
0xffffbe0000008580 0041 00000000 0x0 0x0
0xffffbe0000008600 0045 00000000 0x0 0x0
0xffffbe0000008680 0041 00000000 0x0 0x0
0xffffbe0000008700 0041 00000000 0x0 0x0
0xffffbe0000008780 0041 00000000 0x0 0x0
0xffffbe0000008800 0041 00000000 0x0 0x0
0xffffbe0000008880 0041 00000000 0x0 0x0
0xffffbe0000008900 0041 00000000 0x0 0x0
0xffffbe0000008980 0041 00000000 0x0 0x0
0xffffbe0000008a00 0041 00000000 0x0 0x0
0xffffbe0000008a80 0041 00000000 0x0 0x0
0xffffbe0000008b00 0041 00000000 0x0 0x0
0xffffbe0000008b80 0041 00000000 0x0 0x0
0xffffbe0000008c00 0041 00000000 0x0 0x0
0xffffbe0000008c80 0041 00000000 0x0 0x0
0xffffbe0000008d00 0041 00000000 0x0 0x0
0xffffbe0000008d80 0041 00000000 0x0 0x0
0xffffbe0000008e00 0041 00000000 0x0 0x0
0xffffbe0000008e80 0041 00000000 0x0 0x0
0xffffbe0000008f00 0041 00000000 0x0 0x0
0xffffbe0000008f80 0041 00000000 0x0 0x0
0xffffbe0000009000 0041 00000000 0x0 0x0
0xffffbe0000009080 0041 00000000 0x0 0x0
0xffffbe0000009100 0045 00000000 0x0 0x0
0xffffbe0000009180 0045 00000000 0x0 0x0
0xffffbe0000009200 0041 00000000 0x0 0x0
0xffffbe0000009280 0041 00000000 0x0 0x0
0xffffbe0000009300 0041 00000000 0x0 0x0
0xffffbe0000009380 0041 00000000 0x0 0x0
0xffffbe0000009400 0041 00000000 0x0 0x0
0xffffbe0000009480 0041 00000000 0x0 0x0
0xffffbe0000009500 0041 00000000 0x0 0x0
0xffffbe0000009580 0041 00000000 0x0 0x0
0xffffbe0000009600 0041 00000000 0x0 0x0
0xffffbe0000009680 0041 00000000 0x0 0x0
0xffffbe0000009700 0041 00000000 0x0 0x0
0xffffbe0000009780 0041 00000000 0x0 0x0
0xffffbe0000009800 0041 00000000 0x0 0x0
0xffffbe0000009880 0041 00000000 0x0 0x0
0xffffbe0000009900 0041 00000000 0x0 0x0
0xffffbe0000009980 0041 00000000 0x0 0x0
0xffffbe0000009a00 0041 00000000 0x0 0x0
0xffffbe0000009a80 0041 00000000 0x0 0x0
0xffffbe0000009b00 0041 00000000 0x0 0x0
0xffffbe0000009b80 0041 00000000 0x0 0x0
0xffffbe0000009c00 0041 00000000 0x0 0x0
0xffffbe0000009c80 0041 00000000 0x0 0x0
0xffffbe0000009d00 0041 00000000 0x0 0x0
0xffffbe0000009d80 0041 00000000 0x0 0x0
0xffffbe0000009e00 0041 00000000 0x0 0x0
0xffffbe0000009e80 0041 00000000 0x0 0x0
0xffffbe0000009f00 0041 00000000 0x0 0x0
0xffffbe0000009f80 0045 00000000 0x0 0x0
0xffffbe000000a000 0041 00000000 0x0 0x0
0xffffbe000000a080 0041 00000000 0x0 0x0
0xffffbe000000a100 0041 00000000 0x0 0x0
0xffffbe000000a180 0041 00000000 0x0 0x0
0xffffbe000000a200 0041 00000000 0x0 0x0
0xffffbe000000a280 0041 00000000 0x0 0x0
0xffffbe000000a300 0041 00000000 0x0 0x0
0xffffbe000000a380 0041 00000000 0x0 0x0
0xffffbe000000a400 0041 00000000 0x0 0x0
0xffffbe000000a480 0041 00000000 0x0 0x0
0xffffbe000000a500 0041 00000000 0x0 0x0
0xffffbe000000a580 0041 00000000 0x0 0x0
0xffffbe000000a600 0041 00000000 0x0 0x0
0xffffbe000000a680 0041 00000000 0x0 0x0
0xffffbe000000a700 0041 00000000 0x0 0x0
0xffffbe000000a780 0041 00000000 0x0 0x0
0xffffbe000000a800 0041 00000000 0x0 0x0
0xffffbe000000a880 0041 00000000 0x0 0x0
0xffffbe000000a900 0041 00000000 0x0 0x0
0xffffbe000000a980 0041 00000000 0x0 0x0
0xffffbe000000aa00 0041 00000000 0x0 0x0
0xffffbe000000aa80 0041 00000000 0x0 0x0
0xffffbe000000ab00 0041 00000000 0x0 0x0
0xffffbe000000ab80 0041 00000000 0x0 0x0
0xffffbe000000ac00 0041 00000000 0x0 0x0
0xffffbe000000ac80 0041 00000000 0x0 0x0
0xffffbe000000ad00 0041 00000000 0x0 0x0
0xffffbe000000ad80 0041 00000000 0x0 0x0
0xffffbe000000ae00 0041 00000000 0x0 0x0
0xffffbe000000ae80 0041 00000000 0x0 0x0
0xffffbe000000af00 0041 00000000 0x0 0x0
0xffffbe000000af80 0041 00000000 0x0 0x0
0xffffbe000000b000 0045 00000000 0x0 0x0
0xffffbe000000b080 0041 00000000 0x0 0x0
0xffffbe000000b100 0041 00000000 0x0 0x0
0xffffbe000000b180 0041 00000000 0x0 0x0
0xffffbe000000b200 0045 00000000 0x0 0x0
0xffffbe000000b280 0045 00000000 0x0 0x0
0xffffbe000000b300 0045 00000000 0x0 0x0
0xffffbe000000b380 0045 00000000 0x0 0x0
0xffffbe000000b400 0045 00000000 0x0 0x0
0xffffbe000000b480 0045 00000000 0x0 0x0
0xffffbe000000b500 0041 00000000 0x0 0x0
0xffffbe000000b580 0041 00000000 0x0 0x0
0xffffbe000000b600 0045 00000000 0x0 0x0
0xffffbe000000b680 0045 00000000 0x0 0x0
0xffffbe000000b700 0045 00000000 0x0 0x0
0xffffbe000000b780 0045 00000000 0x0 0x0
0xffffbe000000b800 0045 00000000 0x0 0x0
0xffffbe000000b880 0045 00000000 0x0 0x0
0xffffbe000000b900 0045 00000000 0x0 0x0
0xffffbe000000b980 0045 00000000 0x0 0x0
0xffffbe000000ba00 0045 00000000 0x0 0x0
0xffffbe000000ba80 0045 00000000 0x0 0x0
0xffffbe000000bb00 0045 00000000 0x0 0x0
0xffffbe000000bb80 0045 00000000 0x0 0x0
0xffffbe000000bc00 0045 00000000 0x0 0x0
0xffffbe000000bc80 0045 00000000 0x0 0x0
0xffffbe000000bd00 0045 00000000 0x0 0x0
---
This report is generated by a bot. It may contain errors.
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