SYZFAIL: ioctl remote attach failed (6)

Status: upstream: reported on 2025/02/03 09:06
Reported-by: syzbot+36f9133b5f33a54a89a3@syzkaller.appspotmail.com
First crash: 618d, 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 1633d 1747d 0/4 auto-closed as invalid on 2022/07/24 17:48
openbsd SYZFAIL: ioctl remote attach failed -1 3 1878d 1930d 0/4 auto-closed as invalid on 2021/11/21 23:20
openbsd SYZFAIL: ioctl remote attach failed (3) -1 13 1750d 1755d 3/4 fixed on 2021/12/30 01:33
openbsd SYZFAIL: ioctl remote attach failed (5) -1 3214 693d 826d 0/4 auto-obsoleted due to no activity on 2025/01/09 12:00
openbsd SYZFAIL: ioctl remote attach failed (2) -1 6 1760d 1779d 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 1: Operation not permitted)
SYZFAIL: tun_id out of range
tun_id=8 (errno 1: Operation not permitted)
SYZFAIL: tun_id out of range
tun_id=8 (errno 1: Operation not permitted)
SYZFAIL: tun_id out of range
tun_id=8 (errno 1: Operation not permitted)
SYZFAIL: tun_id out of range
tun_id=8 (errno 1: Operation not permitted)
SYZFAIL: tun_id out of range
tun_id=8 (errno 1: Operation not permitted)
SYZFAIL: tun_id out of range
tun_id=8 (errno 1: Operation not permitted)
SYZFAIL: tun_id out of range
tun_id=8 (errno 1: Operation not permitted)
SYZFAIL: tun_id out of range
tun_id=8 (errno 1: Operation not permitted)
SYZFAIL: tun_id out of range
tun_id=8 (errno 1: Operation not permitted)
SYZFAIL: tun_id out of range
tun_id=8 (errno 1: Operation not permitted)
SYZFAIL: tun_id out of range
tun_id=8 (errno 1: Operation not permitted)
SYZFAIL: tun_id out of range
tun_id=8 (errno 1: Operation not permitted)
SYZFAIL: tun_id out of range
tun_id=8 (errno 1: Operation not permitted)
SYZFAIL: tun_id out of range
tun_id=8 (errno 1: Operation not permitted)
SYZFAIL: tun_id out of range
tun_id=8 (errno 1: Operation not permitted)
SYZFAIL: tun_id out of range
tun_id=8 (errno 1: Operation not permitted)
SYZFAIL: tun_id out of range
tun_id=8 (errno 1: Operation not permitted)
SYZFAIL: tun_id out of range
tun_id=8 (errno 1: Operation not permitted)
SYZFAIL: tun_id out of range
tun_id=8 (errno 1: Operation not permitted)
SYZFAIL: repeatedly failed to execute the program
proc=8 req=106 state=1 status=67 (errno 4: Interrupted system call)
login: 

OpenBSD/amd64 (ci-openbsd-multicore-2.us-central1-b.c.syzkaller.internal) (tty00)

login: uvn_flush: obj=0xfffff0806f672cd8, 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 (95355):
Time Kernel Commit Syzkaller Config Log Report Syz repro C repro VM info Assets (help?) Manager Title
2026/10/14 23:49 openbsd 3c04d8eee25a 8fb0ae89 .config console log report [disk image] [bsd.gdb] [kernel image] ci-openbsd-multicore SYZFAIL: ioctl remote attach failed
2026/10/14 22:23 openbsd caa5169b541d 1a71827b .config console log report [disk image] [bsd.gdb] [kernel image] ci-openbsd-setuid SYZFAIL: ioctl remote attach failed
2026/10/14 21:48 openbsd caa5169b541d 1a71827b .config console log report [disk image] [bsd.gdb] [kernel image] ci-openbsd-main SYZFAIL: ioctl remote attach failed
2026/10/14 20:41 openbsd caa5169b541d 1a71827b .config console log report [disk image] [bsd.gdb] [kernel image] ci-openbsd-setuid SYZFAIL: ioctl remote attach failed
2026/10/14 20:30 openbsd caa5169b541d 1a71827b .config console log report [disk image] [bsd.gdb] [kernel image] ci-openbsd-setuid SYZFAIL: ioctl remote attach failed
2026/10/14 19:20 openbsd caa5169b541d 1a71827b .config console log report [disk image] [bsd.gdb] [kernel image] ci-openbsd-main SYZFAIL: ioctl remote attach failed
2026/10/14 18:20 openbsd caa5169b541d 1a71827b .config console log report [disk image] [bsd.gdb] [kernel image] ci-openbsd-main SYZFAIL: ioctl remote attach failed
2026/10/14 18:08 openbsd 662782962efe 1a71827b .config console log report [disk image] [bsd.gdb] [kernel image] ci-openbsd-multicore SYZFAIL: ioctl remote attach failed
2026/10/14 16:21 openbsd caa5169b541d 1a71827b .config console log report [disk image] [bsd.gdb] [kernel image] ci-openbsd-setuid SYZFAIL: ioctl remote attach failed
2026/10/14 15:21 openbsd 662782962efe 1a71827b .config console log report [disk image] [bsd.gdb] [kernel image] ci-openbsd-multicore SYZFAIL: ioctl remote attach failed
2026/10/14 14:29 openbsd caa5169b541d 1a71827b .config console log report [disk image] [bsd.gdb] [kernel image] ci-openbsd-setuid SYZFAIL: ioctl remote attach failed
2026/10/14 13:28 openbsd caa5169b541d 1a71827b .config console log report [disk image] [bsd.gdb] [kernel image] ci-openbsd-setuid SYZFAIL: ioctl remote attach failed
2026/10/14 12:52 openbsd caa5169b541d 1a71827b .config console log report [disk image] [bsd.gdb] [kernel image] ci-openbsd-setuid SYZFAIL: ioctl remote attach failed
2026/10/14 11:50 openbsd caa5169b541d 1a71827b .config console log report [disk image] [bsd.gdb] [kernel image] ci-openbsd-main SYZFAIL: ioctl remote attach failed
2026/10/14 11:22 openbsd caa5169b541d 1a71827b .config console log report [disk image] [bsd.gdb] [kernel image] ci-openbsd-setuid SYZFAIL: ioctl remote attach failed
2026/10/14 10:07 openbsd 662782962efe 7321cd29 .config console log report [disk image] [bsd.gdb] [kernel image] ci-openbsd-multicore SYZFAIL: ioctl remote attach failed
2026/10/14 09:05 openbsd caa5169b541d 7321cd29 .config console log report [disk image] [bsd.gdb] [kernel image] ci-openbsd-setuid SYZFAIL: ioctl remote attach failed
2026/10/14 07:14 openbsd 0a0964b49541 7321cd29 .config console log report [disk image] [bsd.gdb] [kernel image] ci-openbsd-setuid SYZFAIL: ioctl remote attach failed
2026/10/14 07:01 openbsd 0a0964b49541 7321cd29 .config console log report [disk image] [bsd.gdb] [kernel image] ci-openbsd-multicore SYZFAIL: ioctl remote attach failed
2026/10/14 05:59 openbsd 0a0964b49541 7321cd29 .config console log report [disk image] [bsd.gdb] [kernel image] ci-openbsd-setuid SYZFAIL: ioctl remote attach failed
2026/10/14 04:49 openbsd 0a0964b49541 7321cd29 .config console log report [disk image] [bsd.gdb] [kernel image] ci-openbsd-setuid SYZFAIL: ioctl remote attach failed
2026/10/14 03:52 openbsd 0a0964b49541 7321cd29 .config console log report [disk image] [bsd.gdb] [kernel image] ci-openbsd-setuid SYZFAIL: ioctl remote attach failed
2026/10/14 02:44 openbsd 0a0964b49541 7321cd29 .config console log report [disk image] [bsd.gdb] [kernel image] ci-openbsd-setuid SYZFAIL: ioctl remote attach failed
2026/10/14 01:38 openbsd 0a0964b49541 7321cd29 .config console log report [disk image] [bsd.gdb] [kernel image] ci-openbsd-multicore SYZFAIL: ioctl remote attach failed
2026/10/14 00:36 openbsd 0a0964b49541 7321cd29 .config console log report [disk image] [bsd.gdb] [kernel image] ci-openbsd-setuid SYZFAIL: ioctl remote attach failed
2026/10/13 23:50 openbsd 0a0964b49541 7321cd29 .config console log report [disk image] [bsd.gdb] [kernel image] ci-openbsd-setuid SYZFAIL: ioctl remote attach failed
2026/10/13 22:47 openbsd 0a0964b49541 7321cd29 .config console log report [disk image] [bsd.gdb] [kernel image] ci-openbsd-setuid SYZFAIL: ioctl remote attach failed
2026/10/13 21:41 openbsd 0a0964b49541 7321cd29 .config console log report [disk image] [bsd.gdb] [kernel image] ci-openbsd-setuid SYZFAIL: ioctl remote attach failed
2026/10/13 21:09 openbsd 0a0964b49541 7321cd29 .config console log report [disk image] [bsd.gdb] [kernel image] ci-openbsd-main SYZFAIL: ioctl remote attach failed
2026/10/13 20:07 openbsd 0a0964b49541 7321cd29 .config console log report [disk image] [bsd.gdb] [kernel image] ci-openbsd-setuid SYZFAIL: ioctl remote attach failed
2026/10/13 18:22 openbsd 2779855b37e2 5a1eeac4 .config console log report [disk image] [bsd.gdb] [kernel image] ci-openbsd-setuid SYZFAIL: ioctl remote attach failed
2026/10/13 17:22 openbsd 2779855b37e2 5a1eeac4 .config console log report [disk image] [bsd.gdb] [kernel image] ci-openbsd-setuid SYZFAIL: ioctl remote attach failed
2026/10/13 17:10 openbsd 2779855b37e2 5a1eeac4 .config console log report [disk image] [bsd.gdb] [kernel image] ci-openbsd-setuid SYZFAIL: ioctl remote attach failed
2026/10/13 16:01 openbsd 2779855b37e2 5a1eeac4 .config console log report [disk image] [bsd.gdb] [kernel image] ci-openbsd-setuid SYZFAIL: ioctl remote attach failed
2026/10/13 14:50 openbsd 2779855b37e2 5a1eeac4 .config console log report [disk image] [bsd.gdb] [kernel image] ci-openbsd-setuid SYZFAIL: ioctl remote attach failed
2026/10/13 13:57 openbsd 2779855b37e2 5a1eeac4 .config console log report [disk image] [bsd.gdb] [kernel image] ci-openbsd-setuid SYZFAIL: ioctl remote attach failed
2026/10/13 12:56 openbsd 2779855b37e2 5a1eeac4 .config console log report [disk image] [bsd.gdb] [kernel image] ci-openbsd-setuid SYZFAIL: ioctl remote attach failed
2026/10/13 12:01 openbsd 2779855b37e2 5a1eeac4 .config console log report [disk image] [bsd.gdb] [kernel image] ci-openbsd-setuid SYZFAIL: ioctl remote attach failed
2026/10/13 11:00 openbsd 2779855b37e2 5a1eeac4 .config console log report [disk image] [bsd.gdb] [kernel image] ci-openbsd-setuid SYZFAIL: ioctl remote attach failed
2026/10/13 10:46 openbsd 2779855b37e2 5a1eeac4 .config console log report [disk image] [bsd.gdb] [kernel image] ci-openbsd-setuid SYZFAIL: ioctl remote attach failed
2026/10/13 09:43 openbsd 2779855b37e2 5a1eeac4 .config console log report [disk image] [bsd.gdb] [kernel image] ci-openbsd-setuid SYZFAIL: ioctl remote attach failed
2026/10/13 09:16 openbsd 2779855b37e2 5a1eeac4 .config console log report [disk image] [bsd.gdb] [kernel image] ci-openbsd-setuid SYZFAIL: ioctl remote attach failed
2026/10/13 08:15 openbsd 2779855b37e2 5a1eeac4 .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
2026/10/14 17:05 https://github.com/blackgnezdo/openbsd-src.git syzbot-kasan bacaf78497a8 1a71827b .config console log report [disk image] [bsd.gdb] [kernel image] ci-openbsd-kasan SYZFAIL: ioctl remote attach failed
2026/10/14 08:17 https://github.com/blackgnezdo/openbsd-src.git syzbot-kasan bacaf78497a8 7321cd29 .config console log report [disk image] [bsd.gdb] [kernel image] ci-openbsd-kasan SYZFAIL: ioctl remote attach failed
2026/10/13 19:53 https://github.com/blackgnezdo/openbsd-src.git syzbot-kasan bacaf78497a8 7321cd29 .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.