SYZFAIL: child failed

Status: upstream: reported on 2026/03/25 00:38
Reported-by: syzbot+f8e6ca69b2eebdffcf7d@syzkaller.appspotmail.com
First crash: 180d, last: 23m

Sample crash report:
SYZFAIL: child failed
 (errno 0: Undefined error: 0)
ifconfig: tap0: SIOCIFDESTROY: Device not configured
SYZFAIL: child failed
 (errno 0: Undefined error: 0)
ifconfig: tap0: SIOCIFDESTROY: Device not configured
SYZFAIL: child failed
 (errno 0: Undefined error: 0)
ifconfig: tap0: SIOCIFDESTROY: Device not configured
SYZFAIL: too many calls in output
slot=64 (errno 1: Operation not permitted)
SYZFAIL: child failed
 (errno 0: Undefined error: 0)
ifconfig: tap0: SIOCIFDESTROY: Device not configured
SYZFAIL: too many calls in output
slot=64 (errno 1: Operation not permitted)
SYZFAIL: child failed
 (errno 0: Undefined error: 0)
ifconfig: tap0: SIOCIFDESTROY: Device not configured
SYZFAIL: too many calls in output
slot=64 (errno 1: Operation not permitted)
SYZFAIL: child failed
 (errno 0: Undefined error: 0)
ifconfig: tap0: SIOCIFDESTROY: Device not configured
SYZFAIL: too many calls in output
slot=64 (errno 1: Operation not permitted)
SYZFAIL: child failed
 (errno 0: Undefined error: 0)
ifconfig: tap0: SIOCIFDESTROY: Device not configured
SYZFAIL: too many calls in output
slot=64 (errno 1: Operation not permitted)
SYZFAIL: child failed
 (errno 0: Undefined error: 0)
ifconfig: tap0: SIOCIFDESTROY: Device not configured
SYZFAIL: too many calls in output
slot=64 (errno 1: Operation not permitted)
SYZFAIL: child failed
 (errno 0: Undefined error: 0)
ifconfig: tap0: SIOCIFDESTROY: Device not configured
SYZFAIL: too many calls in output
slot=64 (errno 1: Operation not permitted)
SYZFAIL: child failed
 (errno 0: Undefined error: 0)
ifconfig: tap0: SIOCIFDESTROY: Device not configured
SYZFAIL: too many calls in output
slot=64 (errno 1: Operation not permitted)
SYZFAIL: child failed
 (errno 0: Undefined error: 0)
ifconfig: tap0: SIOCIFDESTROY: Device not configured
SYZFAIL: too many calls in output
slot=64 (errno 1: Operation not permitted)
SYZFAIL: child failed
 (errno 0: Undefined error: 0)
ifconfig: tap0: SIOCIFDESTROY: Device not configured
SYZFAIL: too many calls in output
slot=64 (errno 1: Operation not permitted)
SYZFAIL: child failed
 (errno 0: Undefined error: 0)
ifconfig: tap0: SIOCIFDESTROY: Device not configured
SYZFAIL: too many calls in output
slot=64 (errno 1: Operation not permitted)
SYZFAIL: child failed
 (errno 0: Undefined error: 0)
ifconfig: tap0: SIOCIFDESTROY: Device not configured
SYZFAIL: too many calls in output
slot=64 (errno 1: Operation not permitted)
SYZFAIL: child failed
 (errno 0: Undefined error: 0)
ifconfig: tap0: SIOCIFDESTROY: Device not configured
SYZFAIL: too many calls in output
slot=64 (errno 1: Operation not permitted)
SYZFAIL: child failed
 (errno 0: Undefined error: 0)
ifconfig: tap0: SIOCIFDESTROY: Device not configured
SYZFAIL: too many calls in output
slot=64 (errno 1: Operation not permitted)
SYZFAIL: child failed
 (errno 0: Undefined error: 0)
ifconfig: tap0: SIOCIFDESTROY: Device not configured
SYZFAIL: too many calls in output
slot=64 (errno 1: Operation not permitted)
SYZFAIL: child failed
 (errno 0: Undefined error: 0)
ifconfig: tap0: SIOCIFDESTROY: Device not configured
SYZFAIL: too many calls in output
slot=64 (errno 1: Operation not permitted)
SYZFAIL: child failed
 (errno 0: Undefined error: 0)
ifconfig: tap0: SIOCIFDESTROY: Device not configured
SYZFAIL: too many calls in output
slot=64 (errno 1: Operation not permitted)
SYZFAIL: child failed
 (errno 0: Undefined error: 0)
ifconfig: tap0: SIOCIFDESTROY: Device not configured
SYZFAIL: too many calls in output
slot=64 (errno 1: Operation not permitted)
SYZFAIL: child failed
 (errno 0: Undefined error: 0)
SYZFAIL: repeatedly failed to execute the program
proc=0 req=26 state=3 status=67 (errno 4: Interrupted system call)


OpenBSD/amd64 (ci-openbsd-multicore-3.us-central1-f.c.syzkaller.internal) (tty00)

login: uvn_flush: obj=0xfffffa0070b599b8, offset=0x3fe000.  error during pageout.
uvn_flush: WARNING: changes to page may be lost!
set $lines = 0
Password:
Login incorrect
login: show panic
Password:
Login incorrect
login: trace
Password:
Login incorrect
login: show proc
Password:
Login incorrect
show all locks
login: Password:
Login incorrect
show all pools
login: Password:
Login incorrect
trace
login: Password:
Login incorrect
trace
login: Password:

Crashes (13281):
Time Kernel Commit Syzkaller Config Log Report Syz repro C repro VM info Assets (help?) Manager Title
2026/09/21 17:13 openbsd e0a25791f40f a8efa948 .config console log report [disk image] [bsd.gdb] [kernel image] ci-openbsd-multicore SYZFAIL: child failed
2026/09/21 15:04 openbsd 920d3ffe80c9 853b104b .config console log report [disk image] [bsd.gdb] [kernel image] ci-openbsd-main SYZFAIL: child failed
2026/09/21 14:28 openbsd 920d3ffe80c9 853b104b .config console log report [disk image] [bsd.gdb] [kernel image] ci-openbsd-main SYZFAIL: child failed
2026/09/21 13:16 openbsd 920d3ffe80c9 853b104b .config console log report [disk image] [bsd.gdb] [kernel image] ci-openbsd-multicore SYZFAIL: child failed
2026/09/21 12:41 openbsd 920d3ffe80c9 853b104b .config console log report [disk image] [bsd.gdb] [kernel image] ci-openbsd-main SYZFAIL: child failed
2026/09/21 11:03 openbsd 920d3ffe80c9 853b104b .config console log report [disk image] [bsd.gdb] [kernel image] ci-openbsd-multicore SYZFAIL: child failed
2026/09/21 10:29 openbsd 920d3ffe80c9 853b104b .config console log report [disk image] [bsd.gdb] [kernel image] ci-openbsd-main SYZFAIL: child failed
2026/09/21 09:29 openbsd 920d3ffe80c9 853b104b .config console log report [disk image] [bsd.gdb] [kernel image] ci-openbsd-main SYZFAIL: child failed
2026/09/21 08:22 openbsd 920d3ffe80c9 853b104b .config console log report [disk image] [bsd.gdb] [kernel image] ci-openbsd-multicore SYZFAIL: child failed
2026/09/21 06:40 openbsd d42776463e37 853b104b .config console log report [disk image] [bsd.gdb] [kernel image] ci-openbsd-multicore SYZFAIL: child failed
2026/09/21 04:50 openbsd d42776463e37 853b104b .config console log report [disk image] [bsd.gdb] [kernel image] ci-openbsd-multicore SYZFAIL: child failed
2026/09/21 02:45 openbsd d42776463e37 853b104b .config console log report [disk image] [bsd.gdb] [kernel image] ci-openbsd-multicore SYZFAIL: child failed
2026/09/21 01:20 openbsd d42776463e37 853b104b .config console log report [disk image] [bsd.gdb] [kernel image] ci-openbsd-multicore SYZFAIL: child failed
2026/09/21 00:05 openbsd d42776463e37 853b104b .config console log report [disk image] [bsd.gdb] [kernel image] ci-openbsd-multicore SYZFAIL: child failed
2026/09/20 23:02 openbsd d42776463e37 853b104b .config console log report [disk image] [bsd.gdb] [kernel image] ci-openbsd-main SYZFAIL: child failed
2026/09/20 21:58 openbsd d42776463e37 853b104b .config console log report [disk image] [bsd.gdb] [kernel image] ci-openbsd-multicore SYZFAIL: child failed
2026/09/20 19:38 openbsd d42776463e37 853b104b .config console log report [disk image] [bsd.gdb] [kernel image] ci-openbsd-multicore SYZFAIL: child failed
2026/09/20 18:07 openbsd d42776463e37 853b104b .config console log report [disk image] [bsd.gdb] [kernel image] ci-openbsd-main SYZFAIL: child failed
2026/09/20 16:49 openbsd 5726aee1b375 853b104b .config console log report [disk image] [bsd.gdb] [kernel image] ci-openbsd-multicore SYZFAIL: child failed
2026/09/20 14:06 openbsd 5726aee1b375 853b104b .config console log report [disk image] [bsd.gdb] [kernel image] ci-openbsd-main SYZFAIL: child failed
2026/09/20 13:00 openbsd 5726aee1b375 853b104b .config console log report [disk image] [bsd.gdb] [kernel image] ci-openbsd-main SYZFAIL: child failed
2026/09/20 10:58 openbsd 5726aee1b375 853b104b .config console log report [disk image] [bsd.gdb] [kernel image] ci-openbsd-main SYZFAIL: child failed
2026/09/20 09:26 openbsd 5726aee1b375 853b104b .config console log report [disk image] [bsd.gdb] [kernel image] ci-openbsd-multicore SYZFAIL: child failed
2026/09/20 08:47 openbsd 5726aee1b375 853b104b .config console log report [disk image] [bsd.gdb] [kernel image] ci-openbsd-main SYZFAIL: child failed
2026/09/20 07:33 openbsd 5726aee1b375 853b104b .config console log report [disk image] [bsd.gdb] [kernel image] ci-openbsd-main SYZFAIL: child failed
2026/09/20 06:16 openbsd 5726aee1b375 853b104b .config console log report [disk image] [bsd.gdb] [kernel image] ci-openbsd-multicore SYZFAIL: child failed
2026/09/20 03:55 openbsd f239e4190c56 853b104b .config console log report [disk image] [bsd.gdb] [kernel image] ci-openbsd-multicore SYZFAIL: child failed
2026/09/20 03:16 openbsd f239e4190c56 853b104b .config console log report [disk image] [bsd.gdb] [kernel image] ci-openbsd-main SYZFAIL: child failed
2026/03/25 00:38 openbsd 87dc1fa97379 35e4ff71 .config console log report [disk image] [bsd.gdb] [kernel image] ci-openbsd-main SYZFAIL: child failed
2026/09/21 17:23 https://github.com/blackgnezdo/openbsd-src.git syzbot-kasan 028451d23544 a8efa948 .config console log report [disk image] [bsd.gdb] [kernel image] ci-openbsd-kasan SYZFAIL: child failed
2026/09/21 16:11 https://github.com/blackgnezdo/openbsd-src.git syzbot-kasan 028451d23544 a8efa948 .config console log report [disk image] [bsd.gdb] [kernel image] ci-openbsd-kasan SYZFAIL: child failed
2026/09/21 07:41 https://github.com/blackgnezdo/openbsd-src.git syzbot-kasan 028451d23544 853b104b .config console log report [disk image] [bsd.gdb] [kernel image] ci-openbsd-kasan SYZFAIL: child failed
2026/09/21 05:26 https://github.com/blackgnezdo/openbsd-src.git syzbot-kasan 028451d23544 853b104b .config console log report [disk image] [bsd.gdb] [kernel image] ci-openbsd-kasan SYZFAIL: child failed
2026/09/21 03:45 https://github.com/blackgnezdo/openbsd-src.git syzbot-kasan 028451d23544 853b104b .config console log report [disk image] [bsd.gdb] [kernel image] ci-openbsd-kasan SYZFAIL: child failed
2026/09/21 02:30 https://github.com/blackgnezdo/openbsd-src.git syzbot-kasan 028451d23544 853b104b .config console log report [disk image] [bsd.gdb] [kernel image] ci-openbsd-kasan SYZFAIL: child failed
2026/09/21 00:19 https://github.com/blackgnezdo/openbsd-src.git syzbot-kasan 028451d23544 853b104b .config console log report [disk image] [bsd.gdb] [kernel image] ci-openbsd-kasan SYZFAIL: child failed
2026/09/20 20:36 https://github.com/blackgnezdo/openbsd-src.git syzbot-kasan 028451d23544 853b104b .config console log report [disk image] [bsd.gdb] [kernel image] ci-openbsd-kasan SYZFAIL: child failed
2026/09/20 18:32 https://github.com/blackgnezdo/openbsd-src.git syzbot-kasan 028451d23544 853b104b .config console log report [disk image] [bsd.gdb] [kernel image] ci-openbsd-kasan SYZFAIL: child failed
2026/09/20 15:47 https://github.com/blackgnezdo/openbsd-src.git syzbot-kasan ad30987d14ad 853b104b .config console log report [disk image] [bsd.gdb] [kernel image] ci-openbsd-kasan SYZFAIL: child failed
2026/09/20 15:20 https://github.com/blackgnezdo/openbsd-src.git syzbot-kasan ad30987d14ad 853b104b .config console log report [disk image] [bsd.gdb] [kernel image] ci-openbsd-kasan SYZFAIL: child failed
2026/09/20 12:03 https://github.com/blackgnezdo/openbsd-src.git syzbot-kasan ad30987d14ad 853b104b .config console log report [disk image] [bsd.gdb] [kernel image] ci-openbsd-kasan SYZFAIL: child failed
2026/09/20 07:26 https://github.com/blackgnezdo/openbsd-src.git syzbot-kasan ad30987d14ad 853b104b .config console log report [disk image] [bsd.gdb] [kernel image] ci-openbsd-kasan SYZFAIL: child failed
2026/09/20 05:09 https://github.com/blackgnezdo/openbsd-src.git syzbot-kasan ad30987d14ad 853b104b .config console log report [disk image] [bsd.gdb] [kernel image] ci-openbsd-kasan SYZFAIL: child failed
2026/09/20 02:10 https://github.com/blackgnezdo/openbsd-src.git syzbot-kasan ad30987d14ad 853b104b .config console log report [disk image] [bsd.gdb] [kernel image] ci-openbsd-kasan SYZFAIL: child failed
2026/09/20 00:56 https://github.com/blackgnezdo/openbsd-src.git syzbot-kasan ad30987d14ad 853b104b .config console log report [disk image] [bsd.gdb] [kernel image] ci-openbsd-kasan SYZFAIL: child failed
* Struck through repros no longer work on HEAD.