panic: kernel diagnostic assertion "hispgrp->pg_jobc > 0" failed: file "/syzkaller/managers/netbsd-kmsan/kernel/sys/k

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syzbot

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Jul 3, 2020, 8:27:16 AM7/3/20
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Hello,

syzbot found the following crash on:

HEAD commit: 1fa68a0b make(1): remove redundant parentheses around retu..
git tree: netbsd
console output: https://syzkaller.appspot.com/x/log.txt?x=15c87e6d100000
kernel config: https://syzkaller.appspot.com/x/.config?x=739e57438eb9ed9e
dashboard link: https://syzkaller.appspot.com/bug?extid=19fac3e337a087176f2e
compiler: clang version 3.8.0-2ubuntu4 (tags/RELEASE_380/final)

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

IMPORTANT: if you fix the bug, please add the following tag to the commit:
Reported-by: syzbot+19fac3...@syzkaller.appspotmail.com

� � � � [ 188.1069635] panic: kernel diagnostic asser tion "hispgrp->pg_jobc > 0" failed: file "/syzkaller/managers/netbsd-kms an/kernel/sys/ kern/kern_proc.c", line 1563
[ 188.1269136] cpu1: Begin traceback...
[ 188.1369065] vpanic() at netbsd:vpanic+0x7c1
[ 188.1569068] kern_assert() at netbsd:kern_assert+0x214
[ 188.1769083] fixjobc() at netbsd:fixjobc+0x1044 sys/kern/kern_proc.c:1557
[ 188.1969062] exit1() at netbsd:exit1+0x1346 sys/kern/kern_exit.c:425
[ 188.2169083] exit1() at netbsd:exit1
[ 188.2469149] syscall() at netbsd:syscall+0x35d sy_call sys/sys/syscallvar.h:65 [inline]
[ 188.2469149] syscall() at netbsd:syscall+0x35d sy_invoke sys/sys/syscallvar.h:94 [inline]
[ 188.2469149] syscall() at netbsd:syscall+0x35d sys/arch/x86/x86/syscall.c:138
[ 188.2469149] --- syscall (number 1) ---
[ 188.2569057] netbsd:syscall+0x35d:
[ 188.2569057] cpu1: End traceback...
[ 188.2669054] fatal breakpoint trap in supervisor mode
[ 188.2669054] trap type 1 code 0 rip 0xffffffff8022282d cs 0x8 rflags 0x246 cr2 0x7a43e30068b0 ilevel 0 rsp 0xffffec808f1079c0
[ 188.2769013] curlwp 0xffffec8013d4b8c0 pid 8855.8855 lowest kstack 0xffffec808f1002c0
Stopped in pid 8855.8855 (syz-executor.2) at netbsd:breakpoint+0x5: leave
?
breakpoint() at netbsd:breakpoint+0x5
vpanic() at netbsd:vpanic+0x7c1 sys/kern/subr_prf.c:288
kern_assert() at netbsd:kern_assert+0x214
fixjobc() at netbsd:fixjobc+0x1044 sys/kern/kern_proc.c:1557
exit1() at netbsd:exit1+0x1346 sys/kern/kern_exit.c:425
exit1() at netbsd:exit1
syscall() at netbsd:syscall+0x35d sy_call sys/sys/syscallvar.h:65 [inline]
syscall() at netbsd:syscall+0x35d sy_invoke sys/sys/syscallvar.h:94 [inline]
syscall() at netbsd:syscall+0x35d sys/arch/x86/x86/syscall.c:138
--- syscall (number 1) ---
netbsd:syscall+0x35d:
Panic string: kernel diagnostic assertion "hispgrp->pg_jobc > 0" failed: file "/syzkaller/managers/netbsd-kmsan/kernel/sys/kern/kern_proc.c", line 1563
PID LID S CPU FLAGS STRUCT LWP * NAME WAIT
9653 9653 3 1 80 ffffec8013ff59c0 syz-executor.2 parked
8698 8698 3 0 80 ffffec8014212600 syz-executor.2 parked
8855 >8855 7 1 10000000 ffffec8013d4b8c0 syz-executor.2
10818 10818 3 1 80 ffffec80142121c0 syz-executor.5 parked
8445 >8583 7 0 100000 ffffec8013d31340 syz-executor.4
8445 8445 2 0 10000040 ffffec8013b6b700 syz-executor.4
8694 8694 3 1 40080 ffffec8013a39b00 syz-executor.5 parked
13240 13240 4 1 1000000 ffffec8013ff5580 syz-executor.0
8328 8444 4 1 1000000 ffffec8013ff5140 syz-executor.0
8328 8476 4 0 1000080 ffffec8013e65900 syz-executor.0 parked
8328 8328 4 1 11000000 ffffec8013d31bc0 syz-executor.0
8339 8339 3 1 80 ffffec8013fc9540 syz-executor.3 parked
13520 13520 3 1 80 ffffec80137e7600 syz-executor.3 parked
12108 12108 3 0 80 ffffec8013fc9980 syz-executor.0 parked
9187 9187 3 0 80 ffffec8013e7d500 syz-executor.3 parked
7629 7629 3 0 80 ffffec8013e7d0c0 syz-executor.3 parked
7872 7872 3 0 80 ffffec8013b6b2c0 syz-executor.2 parked
7062 7062 3 1 80 ffffec801361e980 syz-executor.3 parked
12373 12373 3 0 80 ffffec8013d31780 syz-executor.5 parked
12239 12239 3 1 80 ffffec801320ab40 syz-executor.3 parked
6784 6784 3 0 80 ffffec8013b98740 syz-executor.2 parked
7855 7855 3 0 80 ffffec801395ca80 syz-executor.2 parked
10790 10790 3 0 80 ffffec8013a20ac0 syz-executor.3 parked
6813 6813 3 1 80 ffffec8013d4b040 syz-executor.5 parked
6808 6808 3 0 80 ffffec8013a396c0 syz-executor.1 parked
11334 11334 3 1 80 ffffec8013b98b80 syz-executor.3 parked
11954 11954 3 1 80 ffffec80137d8a00 syz-executor.5 parked
7526 7526 3 1 80 ffffec80137d85c0 syz-executor.3 parked
11751 11751 3 0 80 ffffec8013b98300 syz-executor.1 parked
11748 11748 3 0 80 ffffec8013a20240 syz-executor.1 parked
5336 5336 3 1 80 ffffec801395c200 syz-executor.1 parked
10082 10082 3 0 80 ffffec801395c640 syz-executor.2 parked
10066 10066 3 0 80 ffffec8013b6bb40 syz-executor.2 parked
5257 5257 3 0 80 ffffec8013602500 syz-executor.1 parked
6056 6056 3 1 80 ffffec8013a39280 syz-executor.2 parked
4851 4851 3 0 80 ffffec80132e3740 syz-executor.1 parked
6071 6071 3 1 80 ffffec8013a20680 syz-executor.5 parked
5019 5019 3 1 80 ffffec80137d8180 syz-executor.1 parked
5081 5081 3 1 80 ffffec801374d140 syz-executor.1 parked
4747 4747 3 0 80 ffffec80137e71c0 syz-executor.1 parked
5683 5683 3 1 80 ffffec80133e5480 syz-executor.5 parked
5831 5831 3 0 80 ffffec80133e58c0 syz-executor.1 parked
7105 7105 3 0 80 ffffec80137e7a40 syz-executor.1 parked
9414 9414 3 1 80 ffffec801374d580 syz-executor.3 parked
9385 9385 3 1 80 ffffec80131ea280 syz-executor.3 parked
5552 5552 3 0 80 ffffec8013036600 syz-executor.3 parked
5331 5331 3 1 80 ffffec801361e540 syz-executor.3 parked
4384 4384 3 0 80 ffffec801361e100 syz-executor.3 parked
5549 5549 3 0 80 ffffec801374d9c0 syz-executor.3 parked
4814 4814 3 1 80 ffffec80136020c0 syz-executor.3 parked
9673 9673 3 1 80 ffffec80133b5780 syz-executor.3 parked
5291 5291 3 1 80 ffffec8013149680 syz-executor.3 parked
9087 9087 3 0 80 ffffec80133b5340 syz-executor.3 parked
5340 5340 3 0 80 ffffec801320a700 syz-executor.2 parked
4255 4255 3 0 80 ffffec80126c5a40 syz-executor.4 parked
4079 4079 3 0 80 ffffec801353a900 syz-executor.2 parked
5050 5050 3 0 80 ffffec8013602940 syz-executor.4 parked
4080 4080 3 1 80 ffffec80133e5040 syz-executor.2 parked
3974 3974 3 1 80 ffffec801353a4c0 syz-executor.2 parked
9411 9411 3 0 80 ffffec8013149240 syz-executor.3 parked
5036 5036 3 1 80 ffffec80132e3b80 syz-executor.0 parked
9289 9289 3 0 80 ffffec801353a080 syz-executor.3 parked
3994 3994 3 1 80 ffffec8013137a80 syz-executor.0 parked
3826 3826 3 0 80 ffffec8012925700 syz-executor.2 parked
4130 4130 3 1 80 ffffec80133b5bc0 syz-executor.0 parked
8807 8807 3 0 80 ffffec8012ef85c0 syz-executor.3 parked
8266 8266 3 0 80 ffffec801320a2c0 syz-executor.0 parked
8652 8652 3 1 80 ffffec80131eab00 syz-executor.0 parked
4552 4552 3 1 80 ffffec8013137640 syz-executor.1 parked
3816 3816 3 0 80 ffffec8012af8bc0 syz-executor.1 parked
6486 6486 3 0 80 ffffec80132e3300 syz-executor.1 parked
4165 4165 3 0 80 ffffec8013149ac0 syz-executor.3 parked
5853 5853 3 0 80 ffffec80131ea6c0 syz-executor.5 parked
2709 2709 3 1 80 ffffec8013036a40 syz-executor.5 parked
2751 2751 3 0 80 ffffec8012cb09c0 syz-executor.5 parked
2596 2596 3 1 80 ffffec8012d92940 syz-executor.5 parked
2595 2595 3 0 80 ffffec8012d9d100 syz-executor.5 parked
3754 3754 3 0 80 ffffec8012ef8a00 syz-executor.5 parked
7224 7224 3 0 80 ffffec8012a93740 syz-executor.5 parked
2286 2286 3 0 80 ffffec8013137200 syz-executor.5 parked
3031 3031 3 1 80 ffffec8012bd2480 syz-executor.5 parked
2763 2763 3 0 80 ffffec8012d9d980 syz-executor.5 parked
2654 2654 3 0 80 ffffec80130361c0 syz-executor.5 parked
2363 2363 3 1 80 ffffec8012ef8180 syz-executor.2 parked
7218 7218 3 0 80 ffffec8012d9d540 syz-executor.2 parked
1937 1937 3 0 80 ffffec8012cb0140 syz-executor.2 parked
1930 1930 3 1 80 ffffec80129186c0 syz-executor.4 parked
1923 1923 3 0 80 ffffec8012cb0580 syz-executor.4 parked
1785 1785 3 0 80 ffffec801256c980 syz-executor.4 parked
1784 1784 3 1 80 ffffec8012af8780 syz-executor.4 parked
6991 6991 3 0 80 ffffec80126c51c0 syz-executor.4 parked
1516 1516 3 0 80 ffffec8012bd2040 syz-executor.5 parked
6612 6612 3 1 80 ffffec8012d920c0 syz-executor.3 parked
6353 6353 3 0 80 ffffec8012d92500 syz-executor.4 parked
1073 1073 3 1 80 ffffec80129252c0 syz-executor.5 parked
5537 5537 3 0 80 ffffec8012925b40 syz-executor.0 parked
409 409 3 1 80 ffffec8012be44c0 syz-executor.5 parked
399 399 3 0 80 ffffec8012be4080 syz-executor.3 parked
404 404 3 0 80 ffffec8012bd28c0 syz-executor.0 parked
388 388 3 0 80 ffffec80126a45c0 syz-executor.3 parked
5456 5456 3 0 80 ffffec8012918b00 syz-executor.5 parked
5153 5153 3 0 80 ffffec8012af8340 syz-executor.3 parked
5044 5044 3 1 80 ffffec8012a93b80 syz-executor.0 parked
5119 5119 3 1 80 ffffec80127b5640 syz-executor.0 parked
5182 5182 3 0 80 ffffec80127b5a80 syz-executor.0 parked
3111 3111 3 1 80 ffffec8012a93300 syz-executor.3 parked
3030 3030 3 0 80 ffffec801289bac0 syz-executor.3 parked
2998 2998 3 0 80 ffffec8012636140 syz-executor.3 parked
3165 3165 3 0 80 ffffec8012918280 syz-executor.3 parked
3045 3045 3 0 80 ffffec80127b5200 syz-executor.3 parked
2361 2361 3 0 80 ffffec801289b240 syz-executor.2 parked
2529 2529 3 0 80 ffffec801289b680 syz-executor.4 parked
2369 2369 3 0 80 ffffec80126a4a00 syz-executor.2 parked
2403 2403 3 0 80 ffffec80126a4180 syz-executor.4 parked
2364 2364 3 1 80 ffffec80126369c0 syz-executor.2 parked
1477 1477 3 1 80 ffffec8012636580 syz-executor.2 parked
2498 2498 3 0 80 ffffec80126c5600 syz-executor.2 parked
1079 1079 3 1 c0 ffffec801256c540 syz-executor.5 pipe_rd
418 418 3 1 c0 ffffec801256c100 syz-executor.3 pipe_rd
1071 1071 2 1 40 ffffec80123fe940 syz-executor.4
1082 1082 2 0 40 ffffec80123fe0c0 syz-executor.2
1072 1072 3 1 c0 ffffec80123d9900 syz-executor.1 pipe_rd
1069 1069 3 1 c0 ffffec80123d94c0 syz-executor.0 pipe_rd
1254 1077 3 0 80 ffffec80123fe500 syz-fuzzer parked
1254 1116 3 1 80 ffffec8011c288c0 syz-fuzzer kqueue
1254 1066 3 1 80 ffffec80123d9080 syz-fuzzer parked
1254 1064 3 1 80 ffffec8011c28480 syz-fuzzer parked
1254 855 3 1 c0 ffffec8011c28040 syz-fuzzer parked
1254 1067 3 1 80 ffffec8011275a80 syz-fuzzer parked
1254 1068 3 0 c0 ffffec8011275640 syz-fuzzer parked
1254 945 3 0 80 ffffec8011275200 syz-fuzzer parked
1254 1254 3 1 80 ffffec8011b3e340 syz-fuzzer parked
1119 1119 3 1 80 ffffec8011374240 sshd select
1088 1088 3 0 80 ffffec8011b0db80 getty nanoslp
1095 1095 3 1 80 ffffec8011b0d740 getty nanoslp
942 942 3 1 80 ffffec8011568b40 getty nanoslp
1107 1107 3 0 c0 ffffec801123f5c0 getty ttyraw
947 947 3 1 80 ffffec8011b0d300 sshd select
699 699 3 1 80 ffffec8011b3e780 powerd kqueue
734 734 3 1 80 ffffec8011464b00 syslogd kqueue
590 590 3 0 80 ffffec80114646c0 dhcpcd poll
589 589 3 1 80 ffffec8011b3ebc0 dhcpcd poll
587 587 3 0 80 ffffec8011464280 dhcpcd poll
412 412 3 1 80 ffffec8011374680 dhcpcd poll
347 347 3 1 80 ffffec8011568700 dhcpcd poll
346 346 3 0 80 ffffec8011374ac0 dhcpcd poll
345 345 3 0 80 ffffec80115682c0 dhcpcd poll
1 1 3 1 80 ffffec8010f144c0 init wait
0 1773 3 1 200 ffffec8012be4900 acctwatch actwat
0 840 3 0 200 ffffec801123fa00 physiod physiod
0 164 3 0 200 ffffec8011248600 ioflush syncer
0 165 3 0 200 ffffec8011248a40 pooldrain pooldrain
0 163 3 1 200 ffffec80112481c0 pgdaemon pgdaemon
0 160 3 1 200 ffffec801123f180 usb7 usbevt
0 31 3 0 200 ffffec80111a49c0 usb6 usbevt
0 63 3 0 200 ffffec80111a4580 usb5 usbevt
0 126 3 0 200 ffffec80111a4140 usb4 usbevt
0 125 3 0 200 ffffec80110f1980 usb3 usbevt
0 124 3 0 200 ffffec80110f1540 usb2 usbevt
0 123 3 1 200 ffffec80110f1100 usb1 usbevt
0 122 3 1 200 ffffec80110de940 usb0 usbevt
0 121 3 1 200 ffffec80110de500 usbtask-dr usbtsk
0 120 3 1 200 ffffec80110de0c0 usbtask-hc usbtsk
0 119 3 1 200 ffffec8010f14900 npfgc0 npfgcw
0 118 3 1 200 ffffec8010f14080 rt_free rt_free
0 117 3 1 200 ffffec8010f108c0 unpgc unpgc
0 116 3 0 200 ffffec8010f10480 key_timehandler key_timehandler
0 115 3 1 200 ffffec8010f10040 icmp6_wqinput/1 icmp6_wqinput
0 114 3 0 200 ffffec8010f0bbc0 icmp6_wqinput/0 icmp6_wqinput
0 113 3 1 200 ffffec8010f0b780 nd6_timer nd6_timer
0 112 3 1 200 ffffec8010f0b340 carp6_wqinput/1 carp6_wqinput
0 111 3 0 200 ffffec8010f07b80 carp6_wqinput/0 carp6_wqinput
0 110 3 1 200 ffffec8010f07740 carp_wqinput/1 carp_wqinput
0 109 3 0 200 ffffec8010f07300 carp_wqinput/0 carp_wqinput
0 108 3 1 200 ffffec800f475ac0 icmp_wqinput/1 icmp_wqinput
0 107 3 0 200 ffffec8010d20b40 icmp_wqinput/0 icmp_wqinput
0 106 3 1 200 ffffec8010d20700 rt_timer rt_timer
0 105 3 0 200 ffffec8010d202c0 vmem_rehash vmem_rehash
0 104 3 0 200 ffffec801085fb00 entbutler entropy
0 30 3 1 200 ffffec801085f6c0 vioif0_txrx/1 vioif0_txrx
0 29 3 0 200 ffffec801085f280 vioif0_txrx/0 vioif0_txrx
0 27 3 0 200 ffffec800f475680 scsibus0 sccomp
0 26 3 0 200 ffffec800f475240 pms0 pmsreset
0 25 3 1 200 ffffec800f464a80 xcall/1 xcall
0 24 1 1 200 ffffec800f464640 softser/1
0 23 1 1 200 ffffec800f464200 softclk/1
0 22 1 1 200 ffffec800f462a40 softbio/1
0 21 1 1 200 ffffec800f462600 softnet/1
0 20 1 1 201 ffffec800f4621c0 idle/1
0 19 3 0 200 ffffec800e2dda00 lnxpwrwq lnxpwrwq
0 18 3 1 200 ffffec800e2dd5c0 lnxlngwq lnxlngwq
0 17 3 1 200 ffffec800e2dd180 lnxsyswq lnxsyswq
0 16 3 1 200 ffffec800e2d79c0 lnxrcugc lnxrcugc
0 15 3 0 200 ffffec800e2d7580 sysmon smtaskq
0 14 3 0 200 ffffec800e2d7140 pmfsuspend pmfsuspend
0 13 3 0 200 ffffec800e2d4980 pmfevent pmfevent
0 12 3 0 200 ffffec800e2d4540 sopendfree sopendfr
0 11 3 0 200 ffffec800e2d4100 iflnkst iflnkst
0 10 3 0 200 ffffec800e2ca940 nfssilly nfssilly
0 9 3 0 200 ffffec800e2ca500 vdrain vdrain
0 8 3 0 200 ffffec800e2ca0c0 modunload mod_unld
0 7 3 0 200 ffffec800dcc7900 xcall/0 xcall
0 6 1 0 200 ffffec800dcc74c0 softser/0
0 5 1 0 200 ffffec800dcc7080 softclk/0
0 4 1 0 200 ffffec800dcc58c0 softbio/0
0 3 1 0 200 ffffec800dcc5480 softnet/0
0 2 1 0 201 ffffec800dcc5040 idle/0
0 0 3 1 200 ffffffff859f6e80 swapper uvm
[Locks tracked through LWPs]

****** LWP 8855.8855 (syz-executor.2) @ 0xffffec8013d4b8c0, l_stat=7

*** Locks held:

* Lock 0 (initialized at fork1)
lock address : 0xffffec80140ef910 type : sleep/adaptive
initialized : 0xffffffff8462c4e1
shared holds : 0 exclusive: 1
shares wanted: 0 exclusive: 0
relevant cpu : 1 last held: 1
relevant lwp : 0xffffec8013d4b8c0 last held: 0xffffec8013d4b8c0
last locked* : 0xffffffff8461f0ba unlocked : 000000000000000000
owner/count : 0xffffec8013d4b8c0 flags : 0x0000000000000004
Turnstile: no active turnstile for this lock.

* Lock 1 (initialized at procinit)
lock address : 0xffffffff85a64840 type : sleep/adaptive
initialized : 0xffffffff846a4795
shared holds : 0 exclusive: 1
shares wanted: 0 exclusive: 0
relevant cpu : 1 last held: 1
relevant lwp : 0xffffec8013d4b8c0 last held: 0xffffec8013d4b8c0
last locked* : 0xffffffff8461f473 unlocked : 0xffffffff846273d2
owner field : 0xffffec8013d4b8c0 wait/spin: 0/0
Turnstile: no active turnstile for this lock.

*** Locks wanted: none

****** LWP 589.589 (dhcpcd) @ 0xffffec8011b3ebc0, l_stat=3

*** Locks held: none

*** Locks wanted:

* Lock 0 (initialized at module_hook_init)
lock address : 0xffffffff85a64780 type : sleep/adaptive
initialized : 0xffffffff8467e7c3
shared holds : 0 exclusive: 0
shares wanted: 0 exclusive: 0
relevant cpu : 1 last held: 0
relevant lwp : 0xffffec8011b3ebc0 last held: 000000000000000000
last locked : 000000000000000000 unlocked*: 000000000000000000
owner field : 000000000000000000 wait/spin: 0/0
Turnstile: no active turnstile for this lock.

****** LWP 587.587 (dhcpcd) @ 0xffffec8011464280, l_stat=3

*** Locks held: none

*** Locks wanted:

* Lock 0 (initialized at module_hook_init)
lock address : 0xffffffff85a64780 type : sleep/adaptive
initialized : 0xffffffff8467e7c3
shared holds : 0 exclusive: 0
shares wanted: 0 exclusive: 0
relevant cpu : 0 last held: 0
relevant lwp : 0xffffec8011464280 last held: 000000000000000000
last locked : 000000000000000000 unlocked*: 000000000000000000
owner field : 000000000000000000 wait/spin: 0/0
Turnstile: no active turnstile for this lock.

****** LWP 346.346 (dhcpcd) @ 0xffffec8011374ac0, l_stat=3

*** Locks held: none

*** Locks wanted:

* Lock 0 (initialized at module_hook_init)
lock address : 0xffffffff85a64780 type : sleep/adaptive
initialized : 0xffffffff8467e7c3
shared holds : 0 exclusive: 0
shares wanted: 0 exclusive: 0
relevant cpu : 0 last held: 0
relevant lwp : 0xffffec8011374ac0 last held: 000000000000000000
last locked : 000000000000000000 unlocked*: 000000000000000000
owner field : 000000000000000000 wait/spin: 0/0
Turnstile: no active turnstile for this lock.

****** LWP 345.345 (dhcpcd) @ 0xffffec80115682c0, l_stat=3

*** Locks held: none

*** Locks wanted:

* Lock 0 (initialized at module_hook_init)
lock address : 0xffffffff85a64780 type : sleep/adaptive
initialized : 0xffffffff8467e7c3
shared holds : 0 exclusive: 0
shares wanted: 0 exclusive: 0
relevant cpu : 0 last held: 0
relevant lwp : 0xffffec80115682c0 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) @ 0xffffec800e2d4100, l_stat=3

*** Locks held: none

*** Locks wanted:

* Lock 0 (initialized at module_hook_init)
lock address : 0xffffffff85a64780 type : sleep/adaptive
initialized : 0xffffffff8467e7c3
shared holds : 0 exclusive: 0
shares wanted: 0 exclusive: 0
relevant cpu : 0 last held: 0
relevant lwp : 0xffffec800e2d4100 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) @ 0xffffec800dcc7080, l_stat=1

*** Locks held: none

*** Locks wanted:

* Lock 0 (initialized at module_hook_init)
lock address : 0xffffffff85a64780 type : sleep/adaptive
initialized : 0xffffffff8467e7c3
shared holds : 0 exclusive: 0
shares wanted: 0 exclusive: 0
relevant cpu : 0 last held: 0
relevant lwp : 0xffffec800dcc7080 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
0xffffec8000017180 0041 00000000 0x0 0x0
0xffffec8000017200 0041 00000000 0x0 0x0
0xffffec8000017280 0041 00000000 0x0 0x0
0xffffec8000017300 0041 00000000 0x0 0x0
0xffffec8000017380 0041 00000000 0x0 0x0
0xffffec8000017400 0041 00000000 0x0 0x0
0xffffec8000017480 0041 00000000 0x0 0x0
0xffffec8000017500 0041 00000000 0x0 0x0
0xffffec8000017580 0041 00000000 0x0 0x0
0xffffec8000017600 0041 00000000 0x0 0x0
0xffffec8000017680 0041 00000000 0x0 0x0
0xffffec8000017700 0041 00000000 0x0 0x0
0xffffec8000017780 0041 00000000 0x0 0x0
0xffffec8000017800 0041 00000000 0x0 0x0
0xffffec8000017880 0041 00000000 0x0 0x0
0xffffec8000017900 0041 00000000 0x0 0x0
0xffffec8000017980 0041 00000000 0x0 0x0
0xffffec8000017a00 0041 00000000 0x0 0x0
0xffffec8000017a80 0041 00000000 0x0 0x0
0xffffec8000017b00 0041 00000000 0x0 0x0
0xffffec8000017b80 0041 00000000 0x0 0x0
0xffffec8000017c00 0041 00000000 0x0 0x0
0xffffec8000017c80 0041 00000000 0x0 0x0
0xffffec8000017d00 0041 00000000 0x0 0x0
0xffffec8000017d80 0041 00000000 0x0 0x0
0xffffec8000017e00 0041 00000000 0x0 0x0
0xffffec8000017e80 0041 00000000 0x0 0x0
0xffffec8000017f00 0041 00000000 0x0 0x0
0xffffec8000017f80 0041 00000000 0x0 0x0
0xffffec8000018000 0041 00000000 0x0 0x0
0xffffec8000018080 0041 00000000 0x0 0x0
0xffffec8000018100 0041 00000000 0x0 0x0
0xffffec8000018180 0041 00000000 0x0 0x0
0xffffec8000018200 0041 00000000 0x0 0x0
0xffffec8000018280 0041 00000000 0x0 0x0
0xffffec8000018300 0041 00000000 0x0 0x0
0xffffec8000018380 0041 00000000 0x0 0x0
0xffffec8000018400 0041 00000000 0x0 0x0
0xffffec8000018480 0041 00000000 0x0 0x0
0xffffec8000018500 0041 00000000 0x0 0x0
0xffffec8000018580 0041 00000000 0x0 0x0
0xffffec8000018600 0041 00000000 0x0 0x0
0xffffec8000018680 0041 00000000 0x0 0x0
0xffffec8000018700 0041 00000000 0x0 0x0
0xffffec8000018780 0041 00000000 0x0 0x0
0xffffec8000018800 0041 00000000 0x0 0x0
0xffffec8000018880 0041 00000000 0x0 0x0
0xffffec8000018900 0041 00000000 0x0 0x0
0xffffec8000018980 0041 00000000 0x0 0x0
0xffffec8000018a00 0041 00000000 0x0 0x0
0xffffec8000018a80 0041 00000000 0x0 0x0
0xffffec8000018b00 0041 00000000 0x0 0x0
0xffffec8000018b80 0041 00000000 0x0 0x0
0xffffec8000018c00 0041 00000000 0x0 0x0
0xffffec8000018c80 0041 00000000 0x0 0x0
0xffffec8000018d00 0041 00000000 0x0 0x0
0xffffec8000018d80 0041 00000000 0x0 0x0
0xffffec8000018e00 0041 00000000 0x0 0x0
0xffffec8000018e80 0041 00000000 0x0 0x0
0xffffec8000018f00 0041 00000000 0x0 0x0
0xffffec8000018f80 0041 00000000 0x0 0x0
0xffffec8000019000 0041 00000000 0x0 0x0
0xffffec8000019080 0041 00000000 0x0 0x0
0xffffec8000019100 0041 00000000 0x0 0x0
0xffffec8000019180 0041 00000000 0x0 0x0
0xffffec8000019200 0041 00000000 0x0 0x0
0xffffec8000019280 0041 00000000 0x0 0x0
0xffffec8000019300 0041 00000000 0x0 0x0
0xffffec8000019380 0041 00000000 0x0 0x0
0xffffec8000019400 0041 00000000 0x0 0x0
0xffffec8000019480 0041 00000000 0x0 0x0
0xffffec8000019500 0041 00000000 0x0 0x0
0xffffec8000019580 0041 00000000 0x0 0x0
0xffffec8000019600 0041 00000000 0x0 0x0
0xffffec8000019680 0041 00000000 0x0 0x0
0xffffec8000019700 0041 00000000 0x0 0x0
0xffffec8000019780 0041 00000000 0x0 0x0
0xffffec8000019800 0041 00000000 0x0 0x0
0xffffec8000019880 0041 00000000 0x0 0x0
0xffffec8000019900 0041 00000000 0x0 0x0
0xffffec8000019980 0041 00000000 0x0 0x0
0xffffec8000019a00 0041 00000000 0x0 0x0
0xffffec8000019a80 0041 00000000 0x0 0x0
0xffffec8000019b00 0041 00000000 0x0 0x0
0xffffec8000019b80 0041 00000000 0x0 0x0
0xffffec8000019c00 0041 00000000 0x0 0x0
0xffffec8000019c80 0041 00000000 0x0 0x0
0xffffec8000019d00 0041 00000000 0x0 0x0
0xffffec8000019d80 0041 00000000 0x0 0x0
0xffffec8000019e00 0041 00000000 0x0 0x0
0xffffec8000019e80 0041 00000000 0x0 0x0
0xffffec8000019f00 0041 00000000 0x0 0x0
0xffffec8000019f80 0041 00000000 0x0 0x0
0xffffec800001a000 0041 00000000 0x0 0x0
0xffffec800001a080 0041 00000000 0x0 0x0
0xffffec800001a100 0041 00000000 0x0 0x0
0xffffec800001a180 0041 00000000 0x0 0x0
0xffffec800001a200 0041 00000000 0x0 0x0
0xffffec800001a280 0041 00000000 0x0 0x0
0xffffec800001a300 0041 00000000 0x0 0x0
0xffffec800001a380 0041 00000000 0x0 0x0
0xffffec800001a400 0041 00000000 0x0 0x0
0xffffec800001a480 0041 00000000 0x0 0x0
0xffffec800001a500 0041 00000000 0x0 0x0
0xffffec800001a580 0041 00000000 0x0 0x0
0xffffec800001a600 0041 00000000 0x0 0x0
0xffffec800001a680 0041 00000000 0x0 0x0
0xffffec800001a700 0041 00000000 0x0 0x0
0xffffec800001a780 0041 00000000 0x0 0x0
0xffffec800001a800 0041 00000000 0x0 0x0
0xffffec800001a880 0041 00000000 0x0 0x0
0xffffec800001a900 0041 00000000 0x0 0x0
0xffffec800001a980 0041 00000000 0x0 0x0
0xffffec800001aa00 0041 00000000 0x0 0x0
0xffffec800001aa80 0041 00000000 0x0 0x0
0xffffec800001ab00 0041 00000000 0x0 0x0
0xffffec800001ab80 0041 00000000 0x0 0x0
0xffffec800001ac00 0041 00000000 0x0 0x0
0xffffec800001ac80 0041 00000000 0x0 0x0
0xffffec800001ad00 0041 00000000 0x0 0x0
0xffffec800001ad80 0041 00000000 0x0 0x0
0xffffec800001ae00 0041 00000000 0x0 0x0
0xffffec800001ae80 0041 00000000 0x0 0x0
0xffffec800001af00 0041 00000000 0x0 0x0
0xffffec800001af80 0041 00000000 0x0 0x0
0xffffec800001b000 0041 00000000 0x0 0x0
0xffffec800001b080 0041 00000000 0x0 0x0
0xffffec800001b100 0041 00000000 0x0 0x0
0xffffec800001b180 0041 00000000 0x0 0x0
0xffffec800001b200 0041 00000000 0x0 0x0
0xffffec800001b280 0041 00000000 0x0 0x0
0xffffec800001b300 0041 00000000 0x0 0x0
0xffffec800001b380 0041 00000000 0x0 0x0
0xffffec800001b400 0041 00000000 0x0 0x0
0xffffec800001b480 0041 00000000 0x0 0x0
0xffffec800001b500 0041 00000000 0x0 0x0
0xffffec800001b580 0041 00000000 0x0 0x0
0xffffec800001b600 0041 00000000 0x0 0x0
0xffffec800001b680 0041 00000000 0x0 0x0
0xffffec800001b700 0041 00000000 0x0 0x0
0xffffec800001b780 0041 00000000 0x0 0x0
0xffffec800001b800 0041 00000000 0x0 0x0
0xffffec800001b880 0041 00000000 0x0 0x0
0xffffec800001b900 0041 00000000 0x0 0x0
0xffffec800001b980 0041 00000000 0x0 0x0
0xffffec800001ba00 0041 00000000 0x0 0x0
0xffffec800001ba80 0041 00000000 0x0 0x0
0xffffec800001bb00 0041 00000000 0x0 0x0
0xffffec800001bb80 0041 00000000 0x0 0x0
0xffffec800001bc00 0041 00000000 0x0 0x0
0xffffec800001bc80 0041 00000000 0x0 0x0
0xffffec800001bd00 0041 00000000 0x0 0x0
0xffffec800001bd80 0041 00000000 0x0 0x0
0xffffec800001be00 0041 00000000 0x0 0x0
0xffffec800001be80 0041 00000000 0x0 0x0
0xffffec800001bf00 0041 00000000 0x0 0x0
0xffffec800001bf80 0041 00000000 0x0 0x0
0xffffec800001c000 0041 00000000 0x0 0x0
0xffffec800001c080 0041 00000000 0x0 0x0
0xffffec800001c100 0041 00000000 0x0

---
This bug 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 bug report. See:
https://goo.gl/tpsmEJ#status for how to communicate with syzbot.

Maxime Villard

unread,
Jul 11, 2020, 2:44:00 AM7/11/20
to syzbot+19fac3...@syzkaller.appspotmail.com, syzkaller-netbsd-bugs
garbage, close

#syz invalid
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