SYZFAIL: cover mmap failed

Status: upstream: reported on 2026/03/25 00:42
Reported-by: syzbot+0e1506da46f41042f9e1@syzkaller.appspotmail.com
First crash: 199d, last: 41m

Sample crash report:
SYZFAIL: cover mmap failed
 (errno 9: Bad file descriptor)
SYZFAIL: child failed
 (errno 0: Undefined error: 0)
ifconfig: tap0: SIOCIFDESTROY: Device not configured
SYZFAIL: cover mmap failed
 (errno 9: Bad file descriptor)
SYZFAIL: child failed
 (errno 0: Undefined error: 0)
ifconfig: tap0: SIOCIFDESTROY: Device not configured
SYZFAIL: cover mmap failed
 (errno 9: Bad file descriptor)
SYZFAIL: child failed
 (errno 0: Undefined error: 0)
ifconfig: tap0: SIOCIFDESTROY: Device not configured
SYZFAIL: cover mmap failed
 (errno 9: Bad file descriptor)
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=54 state=3 status=67 (errno 4: Interrupted system call)


OpenBSD/amd64 (ci-openbsd-multicore-6.us-central1-b.c.syzkaller.internal) (tty00)

login: uvn_flush: obj=0xfffff9006f7cb878, offset=0x3ff000.  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 (1360):
Time Kernel Commit Syzkaller Config Log Report Syz repro C repro VM info Assets (help?) Manager Title
2026/10/10 01:31 openbsd ece1de515165 afb79809 .config console log report [disk image] [bsd.gdb] [kernel image] ci-openbsd-multicore SYZFAIL: cover mmap failed
2026/10/09 14:48 openbsd 896fef95f254 b2734a59 .config console log report [disk image] [bsd.gdb] [kernel image] ci-openbsd-main SYZFAIL: cover mmap failed
2026/10/09 08:17 openbsd 896fef95f254 b2734a59 .config console log report [disk image] [bsd.gdb] [kernel image] ci-openbsd-multicore SYZFAIL: cover mmap failed
2026/10/09 05:00 openbsd 896fef95f254 b2734a59 .config console log report [disk image] [bsd.gdb] [kernel image] ci-openbsd-multicore SYZFAIL: cover mmap failed
2026/10/09 03:05 openbsd 896fef95f254 b2734a59 .config console log report [disk image] [bsd.gdb] [kernel image] ci-openbsd-main SYZFAIL: cover mmap failed
2026/10/08 20:13 openbsd e8af851f340b 9d4697fa .config console log report [disk image] [bsd.gdb] [kernel image] ci-openbsd-multicore SYZFAIL: cover mmap failed
2026/10/08 17:08 openbsd e8af851f340b 9d4697fa .config console log report [disk image] [bsd.gdb] [kernel image] ci-openbsd-main SYZFAIL: cover mmap failed
2026/10/08 15:44 openbsd e8af851f340b 9d4697fa .config console log report [disk image] [bsd.gdb] [kernel image] ci-openbsd-main SYZFAIL: cover mmap failed
2026/10/08 13:41 openbsd e8af851f340b 9d4697fa .config console log report [disk image] [bsd.gdb] [kernel image] ci-openbsd-main SYZFAIL: cover mmap failed
2026/10/08 10:13 openbsd 018a01b20aed 4f6a9fcf .config console log report [disk image] [bsd.gdb] [kernel image] ci-openbsd-main SYZFAIL: cover mmap failed
2026/10/08 07:33 openbsd 018a01b20aed 4f6a9fcf .config console log report [disk image] [bsd.gdb] [kernel image] ci-openbsd-multicore SYZFAIL: cover mmap failed
2026/10/08 01:06 openbsd 018a01b20aed 4f6a9fcf .config console log report [disk image] [bsd.gdb] [kernel image] ci-openbsd-main SYZFAIL: cover mmap failed
2026/10/07 19:22 openbsd 5e47a7ebbb41 6520ecdb .config console log report [disk image] [bsd.gdb] [kernel image] ci-openbsd-multicore SYZFAIL: cover mmap failed
2026/10/07 15:43 openbsd 5e47a7ebbb41 6520ecdb .config console log report [disk image] [bsd.gdb] [kernel image] ci-openbsd-main SYZFAIL: cover mmap failed
2026/10/07 07:44 openbsd ce063bbc9d61 f7710056 .config console log report [disk image] [bsd.gdb] [kernel image] ci-openbsd-multicore SYZFAIL: cover mmap failed
2026/10/07 03:42 openbsd ce063bbc9d61 f7710056 .config console log report [disk image] [bsd.gdb] [kernel image] ci-openbsd-multicore SYZFAIL: cover mmap failed
2026/10/07 00:35 openbsd 10794ab7cbfe f7710056 .config console log report [disk image] [bsd.gdb] [kernel image] ci-openbsd-multicore SYZFAIL: cover mmap failed
2026/10/06 20:07 openbsd 10794ab7cbfe f7710056 .config console log report [disk image] [bsd.gdb] [kernel image] ci-openbsd-main SYZFAIL: cover mmap failed
2026/10/06 17:04 openbsd 10794ab7cbfe f7710056 .config console log report [disk image] [bsd.gdb] [kernel image] ci-openbsd-multicore SYZFAIL: cover mmap failed
2026/10/05 16:06 openbsd fe7391f28055 af63e995 .config console log report [disk image] [bsd.gdb] [kernel image] ci-openbsd-multicore SYZFAIL: cover mmap failed
2026/10/05 13:03 openbsd fe7391f28055 af63e995 .config console log report [disk image] [bsd.gdb] [kernel image] ci-openbsd-multicore SYZFAIL: cover mmap failed
2026/10/05 00:34 openbsd d38c249ab133 57bbd979 .config console log report [disk image] [bsd.gdb] [kernel image] ci-openbsd-main SYZFAIL: cover mmap failed
2026/10/04 18:58 openbsd d38c249ab133 57bbd979 .config console log report [disk image] [bsd.gdb] [kernel image] ci-openbsd-main SYZFAIL: cover mmap failed
2026/10/03 22:58 openbsd 27f877102cce 57bbd979 .config console log report [disk image] [bsd.gdb] [kernel image] ci-openbsd-main SYZFAIL: cover mmap failed
2026/10/03 16:17 openbsd 27f877102cce 57bbd979 .config console log report [disk image] [bsd.gdb] [kernel image] ci-openbsd-multicore SYZFAIL: cover mmap failed
2026/10/03 12:46 openbsd 27f877102cce 57bbd979 .config console log report [disk image] [bsd.gdb] [kernel image] ci-openbsd-main SYZFAIL: cover mmap failed
2026/10/03 08:06 openbsd 71b6d95a243d 57bbd979 .config console log report [disk image] [bsd.gdb] [kernel image] ci-openbsd-main SYZFAIL: cover mmap failed
2026/10/03 06:23 openbsd 71b6d95a243d 57bbd979 .config console log report [disk image] [bsd.gdb] [kernel image] ci-openbsd-main SYZFAIL: cover mmap failed
2026/10/02 20:13 openbsd 3ce1f3f79392 b2bd33ee .config console log report [disk image] [bsd.gdb] [kernel image] ci-openbsd-main SYZFAIL: cover mmap failed
2026/03/25 00:41 openbsd 87dc1fa97379 35e4ff71 .config console log report [disk image] [bsd.gdb] [kernel image] ci-openbsd-multicore SYZFAIL: cover mmap failed
2026/10/10 03:29 https://github.com/blackgnezdo/openbsd-src.git syzbot-kasan 3ca837577e76 4f92358f .config console log report [disk image] [bsd.gdb] [kernel image] ci-openbsd-kasan SYZFAIL: cover mmap failed
2026/10/09 16:26 https://github.com/blackgnezdo/openbsd-src.git syzbot-kasan 3ca837577e76 afb79809 .config console log report [disk image] [bsd.gdb] [kernel image] ci-openbsd-kasan SYZFAIL: cover mmap failed
2026/10/09 09:50 https://github.com/blackgnezdo/openbsd-src.git syzbot-kasan 3ca837577e76 b2734a59 .config console log report [disk image] [bsd.gdb] [kernel image] ci-openbsd-kasan SYZFAIL: cover mmap failed
2026/10/08 21:33 https://github.com/blackgnezdo/openbsd-src.git syzbot-kasan 3ca837577e76 9d4697fa .config console log report [disk image] [bsd.gdb] [kernel image] ci-openbsd-kasan SYZFAIL: cover mmap failed
2026/10/07 21:03 https://github.com/blackgnezdo/openbsd-src.git syzbot-kasan 3ca837577e76 6520ecdb .config console log report [disk image] [bsd.gdb] [kernel image] ci-openbsd-kasan SYZFAIL: cover mmap failed
2026/10/07 12:56 https://github.com/blackgnezdo/openbsd-src.git syzbot-kasan 3ca837577e76 6520ecdb .config console log report [disk image] [bsd.gdb] [kernel image] ci-openbsd-kasan SYZFAIL: cover mmap failed
2026/10/07 11:06 https://github.com/blackgnezdo/openbsd-src.git syzbot-kasan 3ca837577e76 6520ecdb .config console log report [disk image] [bsd.gdb] [kernel image] ci-openbsd-kasan SYZFAIL: cover mmap failed
2026/10/06 22:15 https://github.com/blackgnezdo/openbsd-src.git syzbot-kasan 3ca837577e76 f7710056 .config console log report [disk image] [bsd.gdb] [kernel image] ci-openbsd-kasan SYZFAIL: cover mmap failed
2026/10/06 12:07 https://github.com/blackgnezdo/openbsd-src.git syzbot-kasan 3ca837577e76 f7710056 .config console log report [disk image] [bsd.gdb] [kernel image] ci-openbsd-kasan SYZFAIL: cover mmap failed
2026/10/06 08:02 https://github.com/blackgnezdo/openbsd-src.git syzbot-kasan 3ca837577e76 f7710056 .config console log report [disk image] [bsd.gdb] [kernel image] ci-openbsd-kasan SYZFAIL: cover mmap failed
2026/10/06 06:34 https://github.com/blackgnezdo/openbsd-src.git syzbot-kasan 3ca837577e76 f7710056 .config console log report [disk image] [bsd.gdb] [kernel image] ci-openbsd-kasan SYZFAIL: cover mmap failed
2026/10/06 02:49 https://github.com/blackgnezdo/openbsd-src.git syzbot-kasan 3ca837577e76 f7710056 .config console log report [disk image] [bsd.gdb] [kernel image] ci-openbsd-kasan SYZFAIL: cover mmap failed
2026/10/05 18:34 https://github.com/blackgnezdo/openbsd-src.git syzbot-kasan 3ca837577e76 af63e995 .config console log report [disk image] [bsd.gdb] [kernel image] ci-openbsd-kasan SYZFAIL: cover mmap failed
2026/10/05 17:11 https://github.com/blackgnezdo/openbsd-src.git syzbot-kasan 3ca837577e76 af63e995 .config console log report [disk image] [bsd.gdb] [kernel image] ci-openbsd-kasan SYZFAIL: cover mmap failed
2026/10/05 09:18 https://github.com/blackgnezdo/openbsd-src.git syzbot-kasan 3ca837577e76 57bbd979 .config console log report [disk image] [bsd.gdb] [kernel image] ci-openbsd-kasan SYZFAIL: cover mmap failed
2026/10/05 03:16 https://github.com/blackgnezdo/openbsd-src.git syzbot-kasan 834bc6d187a0 57bbd979 .config console log report [disk image] [bsd.gdb] [kernel image] ci-openbsd-kasan SYZFAIL: cover mmap failed
2026/10/05 02:04 https://github.com/blackgnezdo/openbsd-src.git syzbot-kasan 834bc6d187a0 57bbd979 .config console log report [disk image] [bsd.gdb] [kernel image] ci-openbsd-kasan SYZFAIL: cover mmap failed
2026/10/04 22:02 https://github.com/blackgnezdo/openbsd-src.git syzbot-kasan 834bc6d187a0 57bbd979 .config console log report [disk image] [bsd.gdb] [kernel image] ci-openbsd-kasan SYZFAIL: cover mmap failed
2026/10/04 20:04 https://github.com/blackgnezdo/openbsd-src.git syzbot-kasan 834bc6d187a0 57bbd979 .config console log report [disk image] [bsd.gdb] [kernel image] ci-openbsd-kasan SYZFAIL: cover mmap failed
2026/10/04 14:57 https://github.com/blackgnezdo/openbsd-src.git syzbot-kasan 834bc6d187a0 57bbd979 .config console log report [disk image] [bsd.gdb] [kernel image] ci-openbsd-kasan SYZFAIL: cover mmap failed
2026/10/04 09:43 https://github.com/blackgnezdo/openbsd-src.git syzbot-kasan 48600fec022c 57bbd979 .config console log report [disk image] [bsd.gdb] [kernel image] ci-openbsd-kasan SYZFAIL: cover mmap failed
2026/10/04 05:40 https://github.com/blackgnezdo/openbsd-src.git syzbot-kasan 48600fec022c 57bbd979 .config console log report [disk image] [bsd.gdb] [kernel image] ci-openbsd-kasan SYZFAIL: cover mmap failed
2026/10/04 00:41 https://github.com/blackgnezdo/openbsd-src.git syzbot-kasan 48600fec022c 57bbd979 .config console log report [disk image] [bsd.gdb] [kernel image] ci-openbsd-kasan SYZFAIL: cover mmap failed
2026/10/04 00:04 https://github.com/blackgnezdo/openbsd-src.git syzbot-kasan 48600fec022c 57bbd979 .config console log report [disk image] [bsd.gdb] [kernel image] ci-openbsd-kasan SYZFAIL: cover mmap failed
2026/10/03 20:27 https://github.com/blackgnezdo/openbsd-src.git syzbot-kasan 9658d1105bcf 57bbd979 .config console log report [disk image] [bsd.gdb] [kernel image] ci-openbsd-kasan SYZFAIL: cover mmap failed
2026/10/03 18:54 https://github.com/blackgnezdo/openbsd-src.git syzbot-kasan 9658d1105bcf 57bbd979 .config console log report [disk image] [bsd.gdb] [kernel image] ci-openbsd-kasan SYZFAIL: cover mmap failed
2026/10/03 13:57 https://github.com/blackgnezdo/openbsd-src.git syzbot-kasan 9658d1105bcf 57bbd979 .config console log report [disk image] [bsd.gdb] [kernel image] ci-openbsd-kasan SYZFAIL: cover mmap failed
2026/10/03 10:58 https://github.com/blackgnezdo/openbsd-src.git syzbot-kasan 9658d1105bcf 57bbd979 .config console log report [disk image] [bsd.gdb] [kernel image] ci-openbsd-kasan SYZFAIL: cover mmap failed
2026/10/03 02:12 https://github.com/blackgnezdo/openbsd-src.git syzbot-kasan 9658d1105bcf 57bbd979 .config console log report [disk image] [bsd.gdb] [kernel image] ci-openbsd-kasan SYZFAIL: cover mmap failed
2026/10/02 23:25 https://github.com/blackgnezdo/openbsd-src.git syzbot-kasan 9658d1105bcf 57bbd979 .config console log report [disk image] [bsd.gdb] [kernel image] ci-openbsd-kasan SYZFAIL: cover mmap failed
* Struck through repros no longer work on HEAD.