SYZFAIL: open /dev/vhci failed

Status: upstream: reported on 2026/09/22 16:30
Reported-by: syzbot+67ad747363d2cb7f49e1@syzkaller.appspotmail.com
First crash: 37d, last: 8h16m
▶ ▼ Similar bugs (6)
Kernel Title Rank 🛈 Repro Cause bisect Fix bisect Count Last Reported Patched Status
upstream SYZFAIL: open /dev/vhci failed (2) -1 73043 632d 857d 0/29 auto-obsoleted due to no activity on 2025/03/26 06:58
linux-6.1 SYZFAIL: open /dev/vhci failed -1 syz 282 3h01m 77d 0/3 upstream: reported syz repro on 2026/08/13 11:04
linux-5.15 SYZFAIL: open /dev/vhci failed (2) -1 syz 349 14m 49d 0/3 upstream: reported syz repro on 2026/09/10 15:49
linux-5.15 SYZFAIL: open /dev/vhci failed -1 1 794d 794d 0/3 auto-obsoleted due to no activity on 2024/12/04 12:53
upstream SYZFAIL: open /dev/vhci failed -1 1 2008d 2008d 0/29 auto-closed as invalid on 2021/09/03 09:22
upstream SYZFAIL: open /dev/vhci failed (3) -1 1 427d 427d 0/29 auto-obsoleted due to no activity on 2025/11/26 04:38

Sample crash report:
SYZFAIL: open /dev/vhci failed
 (errno 20: Not a directory)
loop exited with status 67
SYZFAIL: open /dev/vhci failed
 (errno 20: Not a directory)
loop exited with status 67
SYZFAIL: open /dev/vhci failed
 (errno 20: Not a directory)
loop exited with status 67
SYZFAIL: open /dev/vhci failed
 (errno 20: Not a directory)
loop exited with status 67
SYZFAIL: open /dev/vhci failed
 (errno 20: Not a directory)
loop exited with status 67
SYZFAIL: open /dev/vhci failed
 (errno 20: Not a directory)
loop exited with status 67
SYZFAIL: open /dev/vhci failed
 (errno 20: Not a directory)
loop exited with status 67
SYZFAIL: open /dev/vhci failed
 (errno 20: Not a directory)
loop exited with status 67
SYZFAIL: open /dev/vhci failed
 (errno 20: Not a directory)
loop exited with status 67
SYZFAIL: open /dev/vhci failed
 (errno 20: Not a directory)
loop exited with status 67
SYZFAIL: open /dev/vhci failed
 (errno 20: Not a directory)
loop exited with status 67
SYZFAIL: open /dev/vhci failed
 (errno 20: Not a directory)
loop exited with status 67
SYZFAIL: open /dev/vhci failed
 (errno 20: Not a directory)
loop exited with status 67
SYZFAIL: open /dev/vhci failed
 (errno 20: Not a directory)
loop exited with status 67
SYZFAIL: open /dev/vhci failed
 (errno 20: Not a directory)
loop exited with status 67
SYZFAIL: open /dev/vhci failed
 (errno 20: Not a directory)
loop exited with status 67
SYZFAIL: open /dev/vhci failed
 (errno 20: Not a directory)
loop exited with status 67
SYZFAIL: open /dev/vhci failed
 (errno 20: Not a directory)
loop exited with status 67
SYZFAIL: open /dev/vhci failed
 (errno 20: Not a directory)
loop exited with status 67
SYZFAIL: open /dev/vhci failed
 (errno 20: Not a directory)
loop exited with status 67
SYZFAIL: open /dev/vhci failed
 (errno 20: Not a directory)
loop exited with status 67
SYZFAIL: repeatedly failed to execute the program
proc=4 req=283 state=3 status=67 (errno 9: Bad file descriptor)

Crashes (279):
Time Kernel Commit Syzkaller Config Log Report Syz repro C repro VM info Assets (help?) Manager Title
2026/10/29 15:58 linux-6.6.y 0aebf2870d53 b1d00f76 .config console log report info [disk image] [vmlinux] [kernel image] ci2-linux-6-6-kasan SYZFAIL: open /dev/vhci failed
2026/10/29 14:50 linux-6.6.y 0aebf2870d53 b1d00f76 .config console log report info [disk image] [vmlinux] [kernel image] ci2-linux-6-6-kasan SYZFAIL: open /dev/vhci failed
2026/10/29 08:39 linux-6.6.y 0aebf2870d53 b1d00f76 .config console log report info [disk image] [vmlinux] [kernel image] ci2-linux-6-6-kasan SYZFAIL: open /dev/vhci failed
2026/10/29 06:53 linux-6.6.y 0aebf2870d53 b1d00f76 .config console log report info [disk image] [vmlinux] [kernel image] ci2-linux-6-6-kasan SYZFAIL: open /dev/vhci failed
2026/10/28 16:06 linux-6.6.y 0aebf2870d53 858db2ec .config console log report info [disk image] [vmlinux] [kernel image] ci2-linux-6-6-kasan SYZFAIL: open /dev/vhci failed
2026/10/28 09:15 linux-6.6.y 0aebf2870d53 96923c60 .config console log report info [disk image] [vmlinux] [kernel image] ci2-linux-6-6-kasan SYZFAIL: open /dev/vhci failed
2026/10/28 02:10 linux-6.6.y 0aebf2870d53 96923c60 .config console log report info [disk image] [vmlinux] [kernel image] ci2-linux-6-6-kasan SYZFAIL: open /dev/vhci failed
2026/10/27 21:59 linux-6.6.y 0aebf2870d53 96923c60 .config console log report info [disk image] [vmlinux] [kernel image] ci2-linux-6-6-kasan SYZFAIL: open /dev/vhci failed
2026/10/27 14:53 linux-6.6.y 0aebf2870d53 168cb7a2 .config console log report info [disk image] [vmlinux] [kernel image] ci2-linux-6-6-kasan SYZFAIL: open /dev/vhci failed
2026/10/27 10:52 linux-6.6.y 0aebf2870d53 168cb7a2 .config console log report info [disk image] [vmlinux] [kernel image] ci2-linux-6-6-kasan SYZFAIL: open /dev/vhci failed
2026/10/27 09:47 linux-6.6.y 0aebf2870d53 168cb7a2 .config console log report info [disk image] [vmlinux] [kernel image] ci2-linux-6-6-kasan SYZFAIL: open /dev/vhci failed
2026/10/27 08:26 linux-6.6.y 0aebf2870d53 168cb7a2 .config console log report info [disk image] [vmlinux] [kernel image] ci2-linux-6-6-kasan SYZFAIL: open /dev/vhci failed
2026/10/26 22:57 linux-6.6.y 0aebf2870d53 168cb7a2 .config console log report info [disk image] [vmlinux] [kernel image] ci2-linux-6-6-kasan SYZFAIL: open /dev/vhci failed
2026/10/26 21:54 linux-6.6.y 0aebf2870d53 168cb7a2 .config console log report info [disk image] [vmlinux] [kernel image] ci2-linux-6-6-kasan SYZFAIL: open /dev/vhci failed
2026/10/26 17:38 linux-6.6.y 0aebf2870d53 168cb7a2 .config console log report info [disk image] [vmlinux] [kernel image] ci2-linux-6-6-kasan SYZFAIL: open /dev/vhci failed
2026/10/26 17:34 linux-6.6.y 0aebf2870d53 168cb7a2 .config console log report info [disk image] [vmlinux] [kernel image] ci2-linux-6-6-kasan SYZFAIL: open /dev/vhci failed
2026/10/26 15:49 linux-6.6.y 0aebf2870d53 168cb7a2 .config console log report info [disk image] [vmlinux] [kernel image] ci2-linux-6-6-kasan SYZFAIL: open /dev/vhci failed
2026/10/26 03:58 linux-6.6.y 0aebf2870d53 1d9ca40b .config console log report info [disk image] [vmlinux] [kernel image] ci2-linux-6-6-kasan SYZFAIL: open /dev/vhci failed
2026/10/25 13:38 linux-6.6.y 0aebf2870d53 1d9ca40b .config console log report info [disk image] [vmlinux] [kernel image] ci2-linux-6-6-kasan SYZFAIL: open /dev/vhci failed
2026/10/25 10:10 linux-6.6.y 0aebf2870d53 1d9ca40b .config console log report info [disk image] [vmlinux] [kernel image] ci2-linux-6-6-kasan SYZFAIL: open /dev/vhci failed
2026/10/24 03:10 linux-6.6.y 0aebf2870d53 1d9ca40b .config console log report info [disk image] [vmlinux] [kernel image] ci2-linux-6-6-kasan SYZFAIL: open /dev/vhci failed
2026/10/23 23:13 linux-6.6.y 0aebf2870d53 1d9ca40b .config console log report info [disk image] [vmlinux] [kernel image] ci2-linux-6-6-kasan SYZFAIL: open /dev/vhci failed
2026/10/23 21:56 linux-6.6.y 0aebf2870d53 1d9ca40b .config console log report info [disk image] [vmlinux] [kernel image] ci2-linux-6-6-kasan SYZFAIL: open /dev/vhci failed
2026/10/23 15:20 linux-6.6.y 0aebf2870d53 d566bfda .config console log report info [disk image] [vmlinux] [kernel image] ci2-linux-6-6-kasan SYZFAIL: open /dev/vhci failed
2026/10/23 15:13 linux-6.6.y 0aebf2870d53 d566bfda .config console log report info [disk image] [vmlinux] [kernel image] ci2-linux-6-6-kasan SYZFAIL: open /dev/vhci failed
2026/10/23 14:08 linux-6.6.y 0aebf2870d53 d566bfda .config console log report info [disk image] [vmlinux] [kernel image] ci2-linux-6-6-kasan SYZFAIL: open /dev/vhci failed
2026/10/23 11:11 linux-6.6.y 0aebf2870d53 d566bfda .config console log report info [disk image] [vmlinux] [kernel image] ci2-linux-6-6-kasan SYZFAIL: open /dev/vhci failed
2026/10/22 15:31 linux-6.6.y 0aebf2870d53 b55fad29 .config console log report info [disk image] [vmlinux] [kernel image] ci2-linux-6-6-kasan SYZFAIL: open /dev/vhci failed
2026/10/22 13:46 linux-6.6.y 0aebf2870d53 b55fad29 .config console log report info [disk image] [vmlinux] [kernel image] ci2-linux-6-6-kasan SYZFAIL: open /dev/vhci failed
2026/10/22 13:44 linux-6.6.y 0aebf2870d53 b55fad29 .config console log report info [disk image] [vmlinux] [kernel image] ci2-linux-6-6-kasan SYZFAIL: open /dev/vhci failed
2026/10/22 04:17 linux-6.6.y 0aebf2870d53 4ba27f85 .config console log report info [disk image] [vmlinux] [kernel image] ci2-linux-6-6-kasan SYZFAIL: open /dev/vhci failed
2026/10/22 01:59 linux-6.6.y 0aebf2870d53 4ba27f85 .config console log report info [disk image] [vmlinux] [kernel image] ci2-linux-6-6-kasan SYZFAIL: open /dev/vhci failed
2026/10/22 00:57 linux-6.6.y 0aebf2870d53 4ba27f85 .config console log report info [disk image] [vmlinux] [kernel image] ci2-linux-6-6-kasan SYZFAIL: open /dev/vhci failed
2026/10/21 23:18 linux-6.6.y 0aebf2870d53 4ba27f85 .config console log report info [disk image] [vmlinux] [kernel image] ci2-linux-6-6-kasan SYZFAIL: open /dev/vhci failed
2026/10/21 16:00 linux-6.6.y 0aebf2870d53 61c200c7 .config console log report info [disk image] [vmlinux] [kernel image] ci2-linux-6-6-kasan SYZFAIL: open /dev/vhci failed
2026/10/21 14:37 linux-6.6.y 0aebf2870d53 61c200c7 .config console log report info [disk image] [vmlinux] [kernel image] ci2-linux-6-6-kasan SYZFAIL: open /dev/vhci failed
2026/10/21 12:24 linux-6.6.y 0aebf2870d53 61c200c7 .config console log report info [disk image] [vmlinux] [kernel image] ci2-linux-6-6-kasan SYZFAIL: open /dev/vhci failed
2026/10/21 08:28 linux-6.6.y cecd39af8a1a 61c200c7 .config console log report info [disk image] [vmlinux] [kernel image] ci2-linux-6-6-kasan SYZFAIL: open /dev/vhci failed
2026/10/21 01:44 linux-6.6.y cecd39af8a1a df8746fb .config console log report info [disk image] [vmlinux] [kernel image] ci2-linux-6-6-kasan SYZFAIL: open /dev/vhci failed
2026/10/20 21:25 linux-6.6.y cecd39af8a1a df8746fb .config console log report info [disk image] [vmlinux] [kernel image] ci2-linux-6-6-kasan SYZFAIL: open /dev/vhci failed
2026/10/20 16:22 linux-6.6.y cecd39af8a1a df8746fb .config console log report info [disk image] [vmlinux] [kernel image] ci2-linux-6-6-kasan SYZFAIL: open /dev/vhci failed
2026/10/20 14:20 linux-6.6.y cecd39af8a1a df8746fb .config console log report info [disk image] [vmlinux] [kernel image] ci2-linux-6-6-kasan SYZFAIL: open /dev/vhci failed
2026/10/19 20:28 linux-6.6.y cecd39af8a1a 72cdc28d .config console log report info [disk image] [vmlinux] [kernel image] ci2-linux-6-6-kasan SYZFAIL: open /dev/vhci failed
2026/10/19 09:05 linux-6.6.y cecd39af8a1a 432c0077 .config console log report info [disk image] [vmlinux] [kernel image] ci2-linux-6-6-kasan SYZFAIL: open /dev/vhci failed
2026/10/19 01:14 linux-6.6.y cecd39af8a1a 432c0077 .config console log report info [disk image] [vmlinux] [kernel image] ci2-linux-6-6-kasan SYZFAIL: open /dev/vhci failed
2026/10/18 17:33 linux-6.6.y cecd39af8a1a 432c0077 .config console log report info [disk image] [vmlinux] [kernel image] ci2-linux-6-6-kasan SYZFAIL: open /dev/vhci failed
2026/10/18 13:19 linux-6.6.y cecd39af8a1a 432c0077 .config console log report info [disk image] [vmlinux] [kernel image] ci2-linux-6-6-kasan SYZFAIL: open /dev/vhci failed
2026/09/22 16:30 linux-6.6.y 79643295eba1 e12281bd .config console log report info [disk image] [vmlinux] [kernel image] ci2-linux-6-6-kasan SYZFAIL: open /dev/vhci failed
* Struck through repros no longer work on HEAD.