SYZFAIL: ioctl remote attach failed (6)

Status: upstream: reported on 2025/02/03 09:06
Reported-by: syzbot+36f9133b5f33a54a89a3@syzkaller.appspotmail.com
First crash: 650d, last: now
▶ ▼ Similar bugs (5)
Kernel Title Rank 🛈 Repro Cause bisect Fix bisect Count Last Reported Patched Status
openbsd SYZFAIL: ioctl remote attach failed (4) -1 68 1664d 1778d 0/4 auto-closed as invalid on 2022/07/24 17:48
openbsd SYZFAIL: ioctl remote attach failed -1 3 1909d 1962d 0/4 auto-closed as invalid on 2021/11/21 23:20
openbsd SYZFAIL: ioctl remote attach failed (3) -1 13 1782d 1787d 3/4 fixed on 2021/12/30 01:33
openbsd SYZFAIL: ioctl remote attach failed (5) -1 3214 725d 858d 0/4 auto-obsoleted due to no activity on 2025/01/09 12:00
openbsd SYZFAIL: ioctl remote attach failed (2) -1 6 1792d 1811d 0/4 closed as invalid on 2021/12/21 06:21

Sample crash report:
SYZFAIL: ioctl remote attach failed
 (errno 16: Device busy)
SYZFAIL: tun_id out of range
tun_id=8 (errno 9: Bad file descriptor)
loop exited with status 67
SYZFAIL: ioctl remote attach failed
 (errno 16: Device busy)
SYZFAIL: ioctl remote attach failed
 (errno 16: Device busy)
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=61 state=3 status=67 (errno 32: Broken pipe)


OpenBSD/amd64 (ci-openbsd-setuid-2.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 (101906):
Time Kernel Commit Syzkaller Config Log Report Syz repro C repro VM info Assets (help?) Manager Title
2026/11/15 13:45 openbsd 6b9c7decb8f1 8d68b303 .config console log report [disk image] [bsd.gdb] [kernel image] ci-openbsd-setuid SYZFAIL: ioctl remote attach failed
2026/11/15 12:49 openbsd 6b9c7decb8f1 8d68b303 .config console log report [disk image] [bsd.gdb] [kernel image] ci-openbsd-main SYZFAIL: ioctl remote attach failed
2026/11/15 11:41 openbsd 6b9c7decb8f1 8d68b303 .config console log report [disk image] [bsd.gdb] [kernel image] ci-openbsd-main SYZFAIL: ioctl remote attach failed
2026/11/15 10:23 openbsd 6b9c7decb8f1 8d68b303 .config console log report [disk image] [bsd.gdb] [kernel image] ci-openbsd-setuid SYZFAIL: ioctl remote attach failed
2026/11/15 09:47 openbsd 6b9c7decb8f1 8d68b303 .config console log report [disk image] [bsd.gdb] [kernel image] ci-openbsd-setuid SYZFAIL: ioctl remote attach failed
2026/11/15 08:43 openbsd 6b9c7decb8f1 8d68b303 .config console log report [disk image] [bsd.gdb] [kernel image] ci-openbsd-setuid SYZFAIL: ioctl remote attach failed
2026/11/15 08:36 openbsd 6b9c7decb8f1 8d68b303 .config console log report [disk image] [bsd.gdb] [kernel image] ci-openbsd-setuid SYZFAIL: ioctl remote attach failed
2026/11/15 07:24 openbsd 6b9c7decb8f1 8d68b303 .config console log report [disk image] [bsd.gdb] [kernel image] ci-openbsd-setuid SYZFAIL: ioctl remote attach failed
2026/11/15 06:15 openbsd 9d8cbe8da990 8d68b303 .config console log report [disk image] [bsd.gdb] [kernel image] ci-openbsd-setuid SYZFAIL: ioctl remote attach failed
2026/11/15 06:04 openbsd 9d8cbe8da990 8d68b303 .config console log report [disk image] [bsd.gdb] [kernel image] ci-openbsd-setuid SYZFAIL: ioctl remote attach failed
2026/11/15 04:53 openbsd 9d8cbe8da990 8d68b303 .config console log report [disk image] [bsd.gdb] [kernel image] ci-openbsd-multicore SYZFAIL: ioctl remote attach failed
2026/11/15 03:25 openbsd 9d8cbe8da990 8d68b303 .config console log report [disk image] [bsd.gdb] [kernel image] ci-openbsd-setuid SYZFAIL: ioctl remote attach failed
2026/11/15 03:16 openbsd 9d8cbe8da990 8d68b303 .config console log report [disk image] [bsd.gdb] [kernel image] ci-openbsd-multicore SYZFAIL: ioctl remote attach failed
2026/11/15 02:13 openbsd 9d8cbe8da990 8d68b303 .config console log report [disk image] [bsd.gdb] [kernel image] ci-openbsd-setuid SYZFAIL: ioctl remote attach failed
2026/11/15 01:44 openbsd 9d8cbe8da990 8d68b303 .config console log report [disk image] [bsd.gdb] [kernel image] ci-openbsd-setuid SYZFAIL: ioctl remote attach failed
2026/11/15 00:41 openbsd 9d8cbe8da990 8d68b303 .config console log report [disk image] [bsd.gdb] [kernel image] ci-openbsd-setuid SYZFAIL: ioctl remote attach failed
2026/11/15 00:23 openbsd 9d8cbe8da990 8d68b303 .config console log report [disk image] [bsd.gdb] [kernel image] ci-openbsd-multicore SYZFAIL: ioctl remote attach failed
2026/11/14 23:19 openbsd 9d8cbe8da990 8d68b303 .config console log report [disk image] [bsd.gdb] [kernel image] ci-openbsd-main SYZFAIL: ioctl remote attach failed
2026/11/14 22:38 openbsd 9d8cbe8da990 8d68b303 .config console log report [disk image] [bsd.gdb] [kernel image] ci-openbsd-setuid SYZFAIL: ioctl remote attach failed
2026/11/14 21:38 openbsd 9d8cbe8da990 8d68b303 .config console log report [disk image] [bsd.gdb] [kernel image] ci-openbsd-main SYZFAIL: ioctl remote attach failed
2026/11/14 20:42 openbsd 9d8cbe8da990 8d68b303 .config console log report [disk image] [bsd.gdb] [kernel image] ci-openbsd-setuid SYZFAIL: ioctl remote attach failed
2026/11/14 19:41 openbsd 9d8cbe8da990 8d68b303 .config console log report [disk image] [bsd.gdb] [kernel image] ci-openbsd-multicore SYZFAIL: ioctl remote attach failed
2026/11/14 19:11 openbsd 9d8cbe8da990 8d68b303 .config console log report [disk image] [bsd.gdb] [kernel image] ci-openbsd-setuid SYZFAIL: ioctl remote attach failed
2026/11/14 18:06 openbsd 9d8cbe8da990 8d68b303 .config console log report [disk image] [bsd.gdb] [kernel image] ci-openbsd-multicore SYZFAIL: ioctl remote attach failed
2026/11/14 17:31 openbsd 9d8cbe8da990 8d68b303 .config console log report [disk image] [bsd.gdb] [kernel image] ci-openbsd-multicore SYZFAIL: ioctl remote attach failed
2026/11/14 16:24 openbsd 287e5b695b75 8d68b303 .config console log report [disk image] [bsd.gdb] [kernel image] ci-openbsd-setuid SYZFAIL: ioctl remote attach failed
2026/11/14 15:35 openbsd 287e5b695b75 8d68b303 .config console log report [disk image] [bsd.gdb] [kernel image] ci-openbsd-setuid SYZFAIL: ioctl remote attach failed
2026/11/14 14:29 openbsd 287e5b695b75 8d68b303 .config console log report [disk image] [bsd.gdb] [kernel image] ci-openbsd-main SYZFAIL: ioctl remote attach failed
2026/11/14 14:16 openbsd 287e5b695b75 8d68b303 .config console log report [disk image] [bsd.gdb] [kernel image] ci-openbsd-setuid SYZFAIL: ioctl remote attach failed
2026/11/14 13:13 openbsd 287e5b695b75 8d68b303 .config console log report [disk image] [bsd.gdb] [kernel image] ci-openbsd-setuid SYZFAIL: ioctl remote attach failed
2026/11/14 12:37 openbsd 287e5b695b75 8d68b303 .config console log report [disk image] [bsd.gdb] [kernel image] ci-openbsd-multicore SYZFAIL: ioctl remote attach failed
2026/11/14 11:37 openbsd 287e5b695b75 8d68b303 .config console log report [disk image] [bsd.gdb] [kernel image] ci-openbsd-setuid SYZFAIL: ioctl remote attach failed
2026/11/14 10:20 openbsd 287e5b695b75 8d68b303 .config console log report [disk image] [bsd.gdb] [kernel image] ci-openbsd-setuid SYZFAIL: ioctl remote attach failed
2026/11/14 10:18 openbsd 287e5b695b75 8d68b303 .config console log report [disk image] [bsd.gdb] [kernel image] ci-openbsd-setuid SYZFAIL: ioctl remote attach failed
2026/11/14 09:14 openbsd 287e5b695b75 8d68b303 .config console log report [disk image] [bsd.gdb] [kernel image] ci-openbsd-setuid SYZFAIL: ioctl remote attach failed
2026/11/14 08:43 openbsd 287e5b695b75 8d68b303 .config console log report [disk image] [bsd.gdb] [kernel image] ci-openbsd-multicore SYZFAIL: ioctl remote attach failed
2026/11/14 07:42 openbsd 287e5b695b75 8d68b303 .config console log report [disk image] [bsd.gdb] [kernel image] ci-openbsd-setuid SYZFAIL: ioctl remote attach failed
2026/11/14 06:41 openbsd 287e5b695b75 8d68b303 .config console log report [disk image] [bsd.gdb] [kernel image] ci-openbsd-setuid SYZFAIL: ioctl remote attach failed
2026/11/14 05:32 openbsd 287e5b695b75 8d68b303 .config console log report [disk image] [bsd.gdb] [kernel image] ci-openbsd-setuid SYZFAIL: ioctl remote attach failed
2026/11/14 04:50 openbsd 287e5b695b75 8d68b303 .config console log report [disk image] [bsd.gdb] [kernel image] ci-openbsd-multicore SYZFAIL: ioctl remote attach failed
2026/11/14 03:41 openbsd 00ba0fbd771d 8d68b303 .config console log report [disk image] [bsd.gdb] [kernel image] ci-openbsd-setuid SYZFAIL: ioctl remote attach failed
2026/11/14 02:27 openbsd 00ba0fbd771d 8d68b303 .config console log report [disk image] [bsd.gdb] [kernel image] ci-openbsd-main SYZFAIL: ioctl remote attach failed
2025/02/03 09:06 openbsd db5d28f093d6 568559e4 .config console log report [disk image] [bsd.gdb] [kernel image] ci-openbsd-main SYZFAIL: ioctl remote attach failed
2026/11/15 11:27 https://github.com/blackgnezdo/openbsd-src.git syzbot-kasan 720393356b05 8d68b303 .config console log report [disk image] [bsd.gdb] [kernel image] ci-openbsd-kasan SYZFAIL: ioctl remote attach failed
2026/11/15 04:26 https://github.com/blackgnezdo/openbsd-src.git syzbot-kasan 720393356b05 8d68b303 .config console log report [disk image] [bsd.gdb] [kernel image] ci-openbsd-kasan SYZFAIL: ioctl remote attach failed
2026/11/14 11:23 https://github.com/blackgnezdo/openbsd-src.git syzbot-kasan 720393356b05 8d68b303 .config console log report [disk image] [bsd.gdb] [kernel image] ci-openbsd-kasan SYZFAIL: ioctl remote attach failed
* Struck through repros no longer work on HEAD.