SYZFAIL: ioctl remote attach failed (6)

Status: upstream: reported on 2025/02/03 09:06
Reported-by: syzbot+36f9133b5f33a54a89a3@syzkaller.appspotmail.com
First crash: 541d, last: 29m
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 1555d 1669d 0/4 auto-closed as invalid on 2022/07/24 17:48
openbsd SYZFAIL: ioctl remote attach failed -1 3 1800d 1853d 0/4 auto-closed as invalid on 2021/11/21 23:20
openbsd SYZFAIL: ioctl remote attach failed (3) -1 13 1673d 1678d 3/4 fixed on 2021/12/30 01:33
openbsd SYZFAIL: ioctl remote attach failed (5) -1 3214 616d 749d 0/4 auto-obsoleted due to no activity on 2025/01/09 12:00
openbsd SYZFAIL: ioctl remote attach failed (2) -1 6 1683d 1702d 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: 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=186 state=3 status=67 (errno 32: Broken pipe)


OpenBSD/amd64 (ci-openbsd-setuid-4.us-central1-f.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
login: show all pools
Password:
Login incorrect
trace
login: Password:
Login incorrect
trace
login: Password:

Crashes (78929):
Time Kernel Commit Syzkaller Config Log Report Syz repro C repro VM info Assets (help?) Manager Title
2026/07/29 13:39 openbsd 92d0a7b388e6 b63596d1 .config console log report [disk image] [bsd.gdb] [kernel image] ci-openbsd-setuid SYZFAIL: ioctl remote attach failed
2026/07/29 11:35 openbsd 92d0a7b388e6 b63596d1 .config console log report [disk image] [bsd.gdb] [kernel image] ci-openbsd-multicore SYZFAIL: ioctl remote attach failed
2026/07/29 08:59 openbsd 7c9a09f11f52 19622d9d .config console log report [disk image] [bsd.gdb] [kernel image] ci-openbsd-main SYZFAIL: ioctl remote attach failed
2026/07/29 06:07 openbsd 7c9a09f11f52 19622d9d .config console log report [disk image] [bsd.gdb] [kernel image] ci-openbsd-setuid SYZFAIL: ioctl remote attach failed
2026/07/29 04:42 openbsd 7c9a09f11f52 19622d9d .config console log report [disk image] [bsd.gdb] [kernel image] ci-openbsd-setuid SYZFAIL: ioctl remote attach failed
2026/07/29 03:42 openbsd 7c9a09f11f52 19622d9d .config console log report [disk image] [bsd.gdb] [kernel image] ci-openbsd-setuid SYZFAIL: ioctl remote attach failed
2026/07/29 02:12 openbsd 7c9a09f11f52 19622d9d .config console log report [disk image] [bsd.gdb] [kernel image] ci-openbsd-setuid SYZFAIL: ioctl remote attach failed
2026/07/29 01:12 openbsd 7c9a09f11f52 19622d9d .config console log report [disk image] [bsd.gdb] [kernel image] ci-openbsd-setuid SYZFAIL: ioctl remote attach failed
2026/07/28 23:22 openbsd 7c9a09f11f52 19622d9d .config console log report [disk image] [bsd.gdb] [kernel image] ci-openbsd-multicore SYZFAIL: ioctl remote attach failed
2026/07/28 21:41 openbsd e63b2cdac76f 5fe7c56f .config console log report [disk image] [bsd.gdb] [kernel image] ci-openbsd-multicore SYZFAIL: ioctl remote attach failed
2026/07/28 19:15 openbsd e63b2cdac76f 5fe7c56f .config console log report [disk image] [bsd.gdb] [kernel image] ci-openbsd-setuid SYZFAIL: ioctl remote attach failed
2026/07/28 18:11 openbsd e63b2cdac76f 5fe7c56f .config console log report [disk image] [bsd.gdb] [kernel image] ci-openbsd-setuid SYZFAIL: ioctl remote attach failed
2026/07/28 16:41 openbsd e63b2cdac76f 5fe7c56f .config console log report [disk image] [bsd.gdb] [kernel image] ci-openbsd-setuid SYZFAIL: ioctl remote attach failed
2026/07/28 14:43 openbsd e63b2cdac76f 5fe7c56f .config console log report [disk image] [bsd.gdb] [kernel image] ci-openbsd-setuid SYZFAIL: ioctl remote attach failed
2026/07/28 13:38 openbsd e63b2cdac76f 5fe7c56f .config console log report [disk image] [bsd.gdb] [kernel image] ci-openbsd-setuid SYZFAIL: ioctl remote attach failed
2026/07/28 12:37 openbsd e63b2cdac76f 5fe7c56f .config console log report [disk image] [bsd.gdb] [kernel image] ci-openbsd-multicore SYZFAIL: ioctl remote attach failed
2026/07/28 11:23 openbsd e63b2cdac76f 5fe7c56f .config console log report [disk image] [bsd.gdb] [kernel image] ci-openbsd-setuid SYZFAIL: ioctl remote attach failed
2026/07/28 10:17 openbsd 02abc4651138 45ae1df4 .config console log report [disk image] [bsd.gdb] [kernel image] ci-openbsd-setuid SYZFAIL: ioctl remote attach failed
2026/07/28 08:50 openbsd 02abc4651138 45ae1df4 .config console log report [disk image] [bsd.gdb] [kernel image] ci-openbsd-setuid SYZFAIL: ioctl remote attach failed
2026/07/28 07:49 openbsd 02abc4651138 45ae1df4 .config console log report [disk image] [bsd.gdb] [kernel image] ci-openbsd-setuid SYZFAIL: ioctl remote attach failed
2026/07/28 05:06 openbsd 02abc4651138 45ae1df4 .config console log report [disk image] [bsd.gdb] [kernel image] ci-openbsd-setuid SYZFAIL: ioctl remote attach failed
2026/07/28 03:42 openbsd 02abc4651138 45ae1df4 .config console log report [disk image] [bsd.gdb] [kernel image] ci-openbsd-setuid SYZFAIL: ioctl remote attach failed
2026/07/28 00:59 openbsd 02abc4651138 45ae1df4 .config console log report [disk image] [bsd.gdb] [kernel image] ci-openbsd-setuid SYZFAIL: ioctl remote attach failed
2026/07/27 23:11 openbsd 02abc4651138 45ae1df4 .config console log report [disk image] [bsd.gdb] [kernel image] ci-openbsd-setuid SYZFAIL: ioctl remote attach failed
2026/07/27 21:29 openbsd 03525b20a4f0 1f273138 .config console log report [disk image] [bsd.gdb] [kernel image] ci-openbsd-main SYZFAIL: ioctl remote attach failed
2026/07/27 19:52 openbsd 03525b20a4f0 1f273138 .config console log report [disk image] [bsd.gdb] [kernel image] ci-openbsd-main SYZFAIL: ioctl remote attach failed
2026/07/27 18:18 openbsd 03525b20a4f0 1f273138 .config console log report [disk image] [bsd.gdb] [kernel image] ci-openbsd-setuid SYZFAIL: ioctl remote attach failed
2026/07/27 17:25 openbsd 03525b20a4f0 1f273138 .config console log report [disk image] [bsd.gdb] [kernel image] ci-openbsd-main SYZFAIL: ioctl remote attach failed
2026/07/27 15:06 openbsd 03525b20a4f0 1f273138 .config console log report [disk image] [bsd.gdb] [kernel image] ci-openbsd-setuid SYZFAIL: ioctl remote attach failed
2026/07/27 13:51 openbsd 03525b20a4f0 1f273138 .config console log report [disk image] [bsd.gdb] [kernel image] ci-openbsd-setuid SYZFAIL: ioctl remote attach failed
2026/07/27 12:13 openbsd 03525b20a4f0 1f273138 .config console log report [disk image] [bsd.gdb] [kernel image] ci-openbsd-setuid SYZFAIL: ioctl remote attach failed
2026/07/27 11:53 openbsd 03525b20a4f0 1f273138 .config console log report [disk image] [bsd.gdb] [kernel image] ci-openbsd-main SYZFAIL: ioctl remote attach failed
2026/07/27 10:32 openbsd 03525b20a4f0 1f273138 .config console log report [disk image] [bsd.gdb] [kernel image] ci-openbsd-setuid SYZFAIL: ioctl remote attach failed
2026/07/27 09:30 openbsd 03525b20a4f0 492bab15 .config console log report [disk image] [bsd.gdb] [kernel image] ci-openbsd-setuid SYZFAIL: ioctl remote attach failed
2026/07/27 07:27 openbsd 03525b20a4f0 492bab15 .config console log report [disk image] [bsd.gdb] [kernel image] ci-openbsd-setuid SYZFAIL: ioctl remote attach failed
2026/07/27 06:21 openbsd 03525b20a4f0 492bab15 .config console log report [disk image] [bsd.gdb] [kernel image] ci-openbsd-multicore SYZFAIL: ioctl remote attach failed
2026/07/27 04:21 openbsd d2534f409959 492bab15 .config console log report [disk image] [bsd.gdb] [kernel image] ci-openbsd-setuid SYZFAIL: ioctl remote attach failed
2026/07/27 04:02 openbsd d2534f409959 492bab15 .config console log report [disk image] [bsd.gdb] [kernel image] ci-openbsd-setuid SYZFAIL: ioctl remote attach failed
2026/07/27 02:53 openbsd d2534f409959 492bab15 .config console log report [disk image] [bsd.gdb] [kernel image] ci-openbsd-multicore SYZFAIL: ioctl remote attach failed
2026/07/27 01:50 openbsd d2534f409959 492bab15 .config console log report [disk image] [bsd.gdb] [kernel image] ci-openbsd-setuid SYZFAIL: ioctl remote attach failed
2026/07/27 00:47 openbsd d2534f409959 492bab15 .config console log report [disk image] [bsd.gdb] [kernel image] ci-openbsd-setuid SYZFAIL: ioctl remote attach failed
2026/07/26 23:27 openbsd d2534f409959 492bab15 .config console log report [disk image] [bsd.gdb] [kernel image] ci-openbsd-setuid 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
2026/07/29 07:50 https://github.com/blackgnezdo/openbsd-src.git syzbot-kasan 96fb1a773c8f 19622d9d .config console log report [disk image] [bsd.gdb] [kernel image] ci-openbsd-kasan SYZFAIL: ioctl remote attach failed
2026/07/29 07:11 https://github.com/blackgnezdo/openbsd-src.git syzbot-kasan 96fb1a773c8f 19622d9d .config console log report [disk image] [bsd.gdb] [kernel image] ci-openbsd-kasan SYZFAIL: ioctl remote attach failed
2026/07/28 20:20 https://github.com/blackgnezdo/openbsd-src.git syzbot-kasan 96fb1a773c8f 5fe7c56f .config console log report [disk image] [bsd.gdb] [kernel image] ci-openbsd-kasan SYZFAIL: ioctl remote attach failed
2026/07/28 06:09 https://github.com/blackgnezdo/openbsd-src.git syzbot-kasan 04858f5f1e88 45ae1df4 .config console log report [disk image] [bsd.gdb] [kernel image] ci-openbsd-kasan SYZFAIL: ioctl remote attach failed
2026/07/28 02:39 https://github.com/blackgnezdo/openbsd-src.git syzbot-kasan 04858f5f1e88 45ae1df4 .config console log report [disk image] [bsd.gdb] [kernel image] ci-openbsd-kasan SYZFAIL: ioctl remote attach failed
2026/07/27 16:07 https://github.com/blackgnezdo/openbsd-src.git syzbot-kasan 99e40689641a 1f273138 .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.