SYZFAIL: mmap of output file failed (2)

Status: upstream: reported on 2026/09/20 18:20
Reported-by: syzbot+91ba34af88cbfea69a15@syzkaller.appspotmail.com
First crash: 22d, last: 22d
▶ ▼ Similar bugs (1)
Kernel Title Rank 🛈 Repro Cause bisect Fix bisect Count Last Reported Patched Status
openbsd SYZFAIL: mmap of output file failed -1 1 152d 152d 0/4 auto-obsoleted due to no activity on 2026/08/11 22:02

Sample crash report:
SYZFAIL: mmap of output file failed
want 0x1b34a24000, got 0xffffffffffffffff (errno 1: Operation not permitted)
SYZFAIL: tun_id out of range
tun_id=8 (errno 9: Bad file descriptor)
loop exited with status 67
SYZFAIL: tun_id out of range
tun_id=8 (errno 9: Bad file descriptor)
loop exited with status 67
SYZFAIL: tun_id out of range
tun_id=8 (errno 9: Bad file descriptor)
loop exited with status 67
SYZFAIL: tun_id out of range
tun_id=8 (errno 9: Bad file descriptor)
loop exited with status 67
SYZFAIL: tun_id out of range
tun_id=8 (errno 9: Bad file descriptor)
loop exited with status 67
SYZFAIL: tun_id out of range
tun_id=8 (errno 9: Bad file descriptor)
loop exited with status 67
SYZFAIL: tun_id out of range
tun_id=8 (errno 9: Bad file descriptor)
loop exited with status 67
SYZFAIL: tun_id out of range
tun_id=8 (errno 9: Bad file descriptor)
loop exited with status 67
SYZFAIL: tun_id out of range
tun_id=8 (errno 9: Bad file descriptor)
loop exited with status 67
SYZFAIL: tun_id out of range
tun_id=8 (errno 9: Bad file descriptor)
loop exited with status 67
SYZFAIL: tun_id out of range
tun_id=8 (errno 9: Bad file descriptor)
loop exited with status 67
SYZFAIL: tun_id out of range
tun_id=8 (errno 9: Bad file descriptor)
loop exited with status 67
SYZFAIL: tun_id out of range
tun_id=8 (errno 9: Bad file descriptor)
loop exited with status 67
SYZFAIL: tun_id out of range
tun_id=8 (errno 9: Bad file descriptor)
loop exited with status 67
SYZFAIL: tun_id out of range
tun_id=8 (errno 9: Bad file descriptor)
loop exited with status 67
SYZFAIL: tun_id out of range
tun_id=8 (errno 9: Bad file descriptor)
loop exited with status 67
SYZFAIL: tun_id out of range
tun_id=8 (errno 9: Bad file descriptor)
loop exited with status 67
SYZFAIL: tun_id out of range
tun_id=8 (errno 9: Bad file descriptor)
loop exited with status 67
SYZFAIL: tun_id out of range
tun_id=8 (errno 9: Bad file descriptor)
loop exited with status 67
SYZFAIL: tun_id out of range
tun_id=8 (errno 9: Bad file descriptor)
loop exited with status 67
SYZFAIL: repeatedly failed to execute the program
proc=8 req=212 state=3 status=67 (errno 32: Broken pipe)


OpenBSD/amd64 (ci-openbsd-setuid-1.us-central1-a.c.syzkaller.internal) (tty00)

login: 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 (1):
Time Kernel Commit Syzkaller Config Log Report Syz repro C repro VM info Assets (help?) Manager Title
2026/09/20 18:19 openbsd d42776463e37 853b104b .config console log report [disk image] [bsd.gdb] [kernel image] ci-openbsd-setuid SYZFAIL: mmap of output file failed
* Struck through repros no longer work on HEAD.