SYZFAIL: open /dev/vhci failed (2)

Status: upstream: reported on 2026/09/10 15:49
Reported-by: syzbot+24be1221cd0815ef9cae@syzkaller.appspotmail.com
First crash: 40d, last: 48m
▶ ▼ 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 624d 848d 0/29 auto-obsoleted due to no activity on 2025/03/26 06:58
linux-6.6 SYZFAIL: open /dev/vhci failed -1 180 2h53m 28d 0/2 upstream: reported on 2026/09/22 16:30
linux-6.1 SYZFAIL: open /dev/vhci failed -1 syz 209 15m 69d 0/3 upstream: reported syz repro on 2026/08/13 11:04
linux-5.15 SYZFAIL: open /dev/vhci failed -1 1 785d 785d 0/3 auto-obsoleted due to no activity on 2024/12/04 12:53
upstream SYZFAIL: open /dev/vhci failed -1 1 2000d 2000d 0/29 auto-closed as invalid on 2021/09/03 09:22
upstream SYZFAIL: open /dev/vhci failed (3) -1 1 419d 419d 0/29 auto-obsoleted due to no activity on 2025/11/26 04:38

Sample crash report:
syzkaller
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=8 req=2021 state=3 status=67 (errno 9: Bad file descriptor)

Crashes (245):
Time Kernel Commit Syzkaller Config Log Report Syz repro C repro VM info Assets (help?) Manager Title
2026/10/21 10:25 linux-5.15.y 792fbe1537d8 61c200c7 .config console log report info [disk image] [vmlinux] [kernel image] ci2-linux-5-15-kasan SYZFAIL: open /dev/vhci failed
2026/10/21 08:26 linux-5.15.y 792fbe1537d8 61c200c7 .config console log report info [disk image] [vmlinux] [kernel image] ci2-linux-5-15-kasan SYZFAIL: open /dev/vhci failed
2026/10/21 08:26 linux-5.15.y 792fbe1537d8 61c200c7 .config console log report info [disk image] [vmlinux] [kernel image] ci2-linux-5-15-kasan SYZFAIL: open /dev/vhci failed
2026/10/20 16:17 linux-5.15.y 792fbe1537d8 df8746fb .config console log report info [disk image] [vmlinux] [kernel image] ci2-linux-5-15-kasan SYZFAIL: open /dev/vhci failed
2026/10/20 13:30 linux-5.15.y 792fbe1537d8 df8746fb .config console log report info [disk image] [vmlinux] [kernel image] ci2-linux-5-15-kasan SYZFAIL: open /dev/vhci failed
2026/10/20 02:01 linux-5.15.y 792fbe1537d8 72cdc28d .config console log report info [disk image] [vmlinux] [kernel image] ci2-linux-5-15-kasan SYZFAIL: open /dev/vhci failed
2026/10/19 21:12 linux-5.15.y 792fbe1537d8 72cdc28d .config console log report info [disk image] [vmlinux] [kernel image] ci2-linux-5-15-kasan SYZFAIL: open /dev/vhci failed
2026/10/19 20:03 linux-5.15.y 792fbe1537d8 72cdc28d .config console log report info [disk image] [vmlinux] [kernel image] ci2-linux-5-15-kasan SYZFAIL: open /dev/vhci failed
2026/10/19 18:40 linux-5.15.y 792fbe1537d8 72cdc28d .config console log report info [disk image] [vmlinux] [kernel image] ci2-linux-5-15-kasan SYZFAIL: open /dev/vhci failed
2026/10/19 09:32 linux-5.15.y 792fbe1537d8 432c0077 .config console log report info [disk image] [vmlinux] [kernel image] ci2-linux-5-15-kasan SYZFAIL: open /dev/vhci failed
2026/10/19 06:48 linux-5.15.y 792fbe1537d8 432c0077 .config console log report info [disk image] [vmlinux] [kernel image] ci2-linux-5-15-kasan SYZFAIL: open /dev/vhci failed
2026/10/18 11:09 linux-5.15.y 792fbe1537d8 432c0077 .config console log report info [disk image] [vmlinux] [kernel image] ci2-linux-5-15-kasan SYZFAIL: open /dev/vhci failed
2026/10/18 09:44 linux-5.15.y 792fbe1537d8 432c0077 .config console log report info [disk image] [vmlinux] [kernel image] ci2-linux-5-15-kasan SYZFAIL: open /dev/vhci failed
2026/10/18 00:24 linux-5.15.y 792fbe1537d8 432c0077 .config console log report info [disk image] [vmlinux] [kernel image] ci2-linux-5-15-kasan SYZFAIL: open /dev/vhci failed
2026/10/17 14:45 linux-5.15.y 792fbe1537d8 432c0077 .config console log report info [disk image] [vmlinux] [kernel image] ci2-linux-5-15-kasan SYZFAIL: open /dev/vhci failed
2026/10/17 04:59 linux-5.15.y 792fbe1537d8 432c0077 .config console log report info [disk image] [vmlinux] [kernel image] ci2-linux-5-15-kasan SYZFAIL: open /dev/vhci failed
2026/10/17 03:10 linux-5.15.y 792fbe1537d8 432c0077 .config console log report info [disk image] [vmlinux] [kernel image] ci2-linux-5-15-kasan SYZFAIL: open /dev/vhci failed
2026/10/16 18:48 linux-5.15.y 792fbe1537d8 4c840a2f .config console log report info [disk image] [vmlinux] [kernel image] ci2-linux-5-15-kasan SYZFAIL: open /dev/vhci failed
2026/10/16 17:22 linux-5.15.y 792fbe1537d8 4c840a2f .config console log report info [disk image] [vmlinux] [kernel image] ci2-linux-5-15-kasan SYZFAIL: open /dev/vhci failed
2026/10/16 00:46 linux-5.15.y 792fbe1537d8 3f2522c6 .config console log report info [disk image] [vmlinux] [kernel image] ci2-linux-5-15-kasan SYZFAIL: open /dev/vhci failed
2026/10/16 00:45 linux-5.15.y 792fbe1537d8 3f2522c6 .config console log report info [disk image] [vmlinux] [kernel image] ci2-linux-5-15-kasan SYZFAIL: open /dev/vhci failed
2026/10/15 23:37 linux-5.15.y 792fbe1537d8 3f2522c6 .config console log report info [disk image] [vmlinux] [kernel image] ci2-linux-5-15-kasan SYZFAIL: open /dev/vhci failed
2026/10/15 18:55 linux-5.15.y 792fbe1537d8 8fb0ae89 .config console log report info [disk image] [vmlinux] [kernel image] ci2-linux-5-15-kasan SYZFAIL: open /dev/vhci failed
2026/10/15 12:10 linux-5.15.y a051a4bf909f 8fb0ae89 .config console log report info [disk image] [vmlinux] [kernel image] ci2-linux-5-15-kasan SYZFAIL: open /dev/vhci failed
2026/10/15 05:06 linux-5.15.y a051a4bf909f 8fb0ae89 .config console log report info [disk image] [vmlinux] [kernel image] ci2-linux-5-15-kasan SYZFAIL: open /dev/vhci failed
2026/10/14 19:20 linux-5.15.y a051a4bf909f 1a71827b .config console log report info [disk image] [vmlinux] [kernel image] ci2-linux-5-15-kasan SYZFAIL: open /dev/vhci failed
2026/10/14 17:02 linux-5.15.y a051a4bf909f 1a71827b .config console log report info [disk image] [vmlinux] [kernel image] ci2-linux-5-15-kasan SYZFAIL: open /dev/vhci failed
2026/10/14 17:00 linux-5.15.y a051a4bf909f 1a71827b .config console log report info [disk image] [vmlinux] [kernel image] ci2-linux-5-15-kasan SYZFAIL: open /dev/vhci failed
2026/10/14 04:01 linux-5.15.y a051a4bf909f 7321cd29 .config console log report info [disk image] [vmlinux] [kernel image] ci2-linux-5-15-kasan SYZFAIL: open /dev/vhci failed
2026/10/13 17:04 linux-5.15.y a051a4bf909f 5a1eeac4 .config console log report info [disk image] [vmlinux] [kernel image] ci2-linux-5-15-kasan SYZFAIL: open /dev/vhci failed
2026/10/13 14:42 linux-5.15.y a051a4bf909f 5a1eeac4 .config console log report info [disk image] [vmlinux] [kernel image] ci2-linux-5-15-kasan SYZFAIL: open /dev/vhci failed
2026/10/13 12:32 linux-5.15.y a051a4bf909f 5a1eeac4 .config console log report info [disk image] [vmlinux] [kernel image] ci2-linux-5-15-kasan SYZFAIL: open /dev/vhci failed
2026/10/13 11:20 linux-5.15.y a051a4bf909f 5a1eeac4 .config console log report info [disk image] [vmlinux] [kernel image] ci2-linux-5-15-kasan SYZFAIL: open /dev/vhci failed
2026/10/12 19:47 linux-5.15.y a051a4bf909f 745a967f .config console log report info [disk image] [vmlinux] [kernel image] ci2-linux-5-15-kasan SYZFAIL: open /dev/vhci failed
2026/10/12 18:07 linux-5.15.y a051a4bf909f 745a967f .config console log report info [disk image] [vmlinux] [kernel image] ci2-linux-5-15-kasan SYZFAIL: open /dev/vhci failed
2026/10/12 18:07 linux-5.15.y a051a4bf909f 745a967f .config console log report info [disk image] [vmlinux] [kernel image] ci2-linux-5-15-kasan SYZFAIL: open /dev/vhci failed
2026/10/12 07:08 linux-5.15.y a051a4bf909f 4f92358f .config console log report info [disk image] [vmlinux] [kernel image] ci2-linux-5-15-kasan SYZFAIL: open /dev/vhci failed
2026/10/12 03:54 linux-5.15.y a051a4bf909f 4f92358f .config console log report info [disk image] [vmlinux] [kernel image] ci2-linux-5-15-kasan SYZFAIL: open /dev/vhci failed
2026/10/12 00:23 linux-5.15.y a051a4bf909f 4f92358f .config console log report info [disk image] [vmlinux] [kernel image] ci2-linux-5-15-kasan SYZFAIL: open /dev/vhci failed
2026/10/09 22:01 linux-5.15.y a051a4bf909f 4f92358f .config console log report info [disk image] [vmlinux] [kernel image] ci2-linux-5-15-kasan SYZFAIL: open /dev/vhci failed
2026/10/09 20:57 linux-5.15.y a051a4bf909f 4f92358f .config console log report info [disk image] [vmlinux] [kernel image] ci2-linux-5-15-kasan SYZFAIL: open /dev/vhci failed
2026/10/08 21:26 linux-5.15.y a051a4bf909f b2734a59 .config console log report info [disk image] [vmlinux] [kernel image] ci2-linux-5-15-kasan SYZFAIL: open /dev/vhci failed
2026/10/08 20:05 linux-5.15.y a051a4bf909f b2734a59 .config console log report info [disk image] [vmlinux] [kernel image] ci2-linux-5-15-kasan SYZFAIL: open /dev/vhci failed
2026/09/10 15:49 linux-5.15.y 0996e0926f6b 1fe56c0a .config console log report info [disk image] [vmlinux] [kernel image] ci2-linux-5-15-kasan SYZFAIL: open /dev/vhci failed
* Struck through repros no longer work on HEAD.