SYZFAIL: open /dev/vhci failed

Status: upstream: reported syz repro on 2026/08/13 11:04
Reported-by: syzbot+84e9d204d4aac757670f@syzkaller.appspotmail.com
First crash: 69d, last: 8h41m
▶ ▼ 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 -1 190 3h51m 29d 0/2 upstream: reported on 2026/09/22 16:30
linux-5.15 SYZFAIL: open /dev/vhci failed (2) -1 254 1h38m 41d 0/3 upstream: reported on 2026/09/10 15:49
linux-5.15 SYZFAIL: open /dev/vhci failed -1 1 786d 786d 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:
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=0 req=617 state=3 status=67 (errno 9: Bad file descriptor)
connection error: failed to recv *flatrpc.ExecutorMessageRawT: EOF

Crashes (209):
Time Kernel Commit Syzkaller Config Log Report Syz repro C repro VM info Assets (help?) Manager Title
2026/10/06 18:31 linux-6.1.y a500ba24937a f7710056 .config console log report syz / log [disk image] [vmlinux] [kernel image] ci2-linux-6-1-kasan SYZFAIL: open /dev/vhci failed
2026/10/21 10:13 linux-6.1.y 79807e970724 61c200c7 .config console log report info [disk image] [vmlinux] [kernel image] ci2-linux-6-1-kasan SYZFAIL: open /dev/vhci failed
2026/10/20 15:49 linux-6.1.y 79807e970724 df8746fb .config console log report info [disk image] [vmlinux] [kernel image] ci2-linux-6-1-kasan SYZFAIL: open /dev/vhci failed
2026/10/19 18:30 linux-6.1.y 79807e970724 72cdc28d .config console log report info [disk image] [vmlinux] [kernel image] ci2-linux-6-1-kasan SYZFAIL: open /dev/vhci failed
2026/10/19 06:53 linux-6.1.y 79807e970724 432c0077 .config console log report info [disk image] [vmlinux] [kernel image] ci2-linux-6-1-kasan SYZFAIL: open /dev/vhci failed
2026/10/18 20:01 linux-6.1.y 79807e970724 432c0077 .config console log report info [disk image] [vmlinux] [kernel image] ci2-linux-6-1-kasan SYZFAIL: open /dev/vhci failed
2026/10/18 14:04 linux-6.1.y 79807e970724 432c0077 .config console log report info [disk image] [vmlinux] [kernel image] ci2-linux-6-1-kasan SYZFAIL: open /dev/vhci failed
2026/10/18 10:48 linux-6.1.y 79807e970724 432c0077 .config console log report info [disk image] [vmlinux] [kernel image] ci2-linux-6-1-kasan SYZFAIL: open /dev/vhci failed
2026/10/18 03:27 linux-6.1.y 79807e970724 432c0077 .config console log report info [disk image] [vmlinux] [kernel image] ci2-linux-6-1-kasan SYZFAIL: open /dev/vhci failed
2026/10/17 10:28 linux-6.1.y 79807e970724 432c0077 .config console log report info [disk image] [vmlinux] [kernel image] ci2-linux-6-1-kasan SYZFAIL: open /dev/vhci failed
2026/10/17 04:39 linux-6.1.y 79807e970724 432c0077 .config console log report info [disk image] [vmlinux] [kernel image] ci2-linux-6-1-kasan SYZFAIL: open /dev/vhci failed
2026/10/17 03:19 linux-6.1.y 79807e970724 432c0077 .config console log report info [disk image] [vmlinux] [kernel image] ci2-linux-6-1-kasan SYZFAIL: open /dev/vhci failed
2026/10/16 20:08 linux-6.1.y 79807e970724 4c840a2f .config console log report info [disk image] [vmlinux] [kernel image] ci2-linux-6-1-kasan SYZFAIL: open /dev/vhci failed
2026/10/16 20:03 linux-6.1.y 79807e970724 4c840a2f .config console log report info [disk image] [vmlinux] [kernel image] ci2-linux-6-1-kasan SYZFAIL: open /dev/vhci failed
2026/10/16 18:09 linux-6.1.y 79807e970724 4c840a2f .config console log report info [disk image] [vmlinux] [kernel image] ci2-linux-6-1-kasan SYZFAIL: open /dev/vhci failed
2026/10/16 16:17 linux-6.1.y 79807e970724 4c840a2f .config console log report info [disk image] [vmlinux] [kernel image] ci2-linux-6-1-kasan SYZFAIL: open /dev/vhci failed
2026/10/16 14:38 linux-6.1.y 79807e970724 4c840a2f .config console log report info [disk image] [vmlinux] [kernel image] ci2-linux-6-1-kasan SYZFAIL: open /dev/vhci failed
2026/10/16 09:50 linux-6.1.y 79807e970724 3f2522c6 .config console log report info [disk image] [vmlinux] [kernel image] ci2-linux-6-1-kasan SYZFAIL: open /dev/vhci failed
2026/10/16 08:42 linux-6.1.y 79807e970724 3f2522c6 .config console log report info [disk image] [vmlinux] [kernel image] ci2-linux-6-1-kasan SYZFAIL: open /dev/vhci failed
2026/10/16 08:14 linux-6.1.y 79807e970724 3f2522c6 .config console log report info [disk image] [vmlinux] [kernel image] ci2-linux-6-1-kasan SYZFAIL: open /dev/vhci failed
2026/10/16 06:49 linux-6.1.y 79807e970724 3f2522c6 .config console log report info [disk image] [vmlinux] [kernel image] ci2-linux-6-1-kasan SYZFAIL: open /dev/vhci failed
2026/10/16 03:43 linux-6.1.y 79807e970724 3f2522c6 .config console log report info [disk image] [vmlinux] [kernel image] ci2-linux-6-1-kasan SYZFAIL: open /dev/vhci failed
2026/10/15 23:13 linux-6.1.y 79807e970724 3f2522c6 .config console log report info [disk image] [vmlinux] [kernel image] ci2-linux-6-1-kasan SYZFAIL: open /dev/vhci failed
2026/10/15 18:54 linux-6.1.y 79807e970724 8fb0ae89 .config console log report info [disk image] [vmlinux] [kernel image] ci2-linux-6-1-kasan SYZFAIL: open /dev/vhci failed
2026/10/15 17:34 linux-6.1.y 79807e970724 8fb0ae89 .config console log report info [disk image] [vmlinux] [kernel image] ci2-linux-6-1-kasan SYZFAIL: open /dev/vhci failed
2026/10/15 12:21 linux-6.1.y a500ba24937a 8fb0ae89 .config console log report info [disk image] [vmlinux] [kernel image] ci2-linux-6-1-kasan SYZFAIL: open /dev/vhci failed
2026/10/15 12:20 linux-6.1.y a500ba24937a 8fb0ae89 .config console log report info [disk image] [vmlinux] [kernel image] ci2-linux-6-1-kasan SYZFAIL: open /dev/vhci failed
2026/10/15 06:32 linux-6.1.y a500ba24937a 8fb0ae89 .config console log report info [disk image] [vmlinux] [kernel image] ci2-linux-6-1-kasan SYZFAIL: open /dev/vhci failed
2026/10/14 18:29 linux-6.1.y a500ba24937a 1a71827b .config console log report info [disk image] [vmlinux] [kernel image] ci2-linux-6-1-kasan SYZFAIL: open /dev/vhci failed
2026/10/14 16:06 linux-6.1.y a500ba24937a 1a71827b .config console log report info [disk image] [vmlinux] [kernel image] ci2-linux-6-1-kasan SYZFAIL: open /dev/vhci failed
2026/10/14 09:56 linux-6.1.y a500ba24937a 7321cd29 .config console log report info [disk image] [vmlinux] [kernel image] ci2-linux-6-1-kasan SYZFAIL: open /dev/vhci failed
2026/10/14 06:29 linux-6.1.y a500ba24937a 7321cd29 .config console log report info [disk image] [vmlinux] [kernel image] ci2-linux-6-1-kasan SYZFAIL: open /dev/vhci failed
2026/10/14 01:15 linux-6.1.y a500ba24937a 7321cd29 .config console log report info [disk image] [vmlinux] [kernel image] ci2-linux-6-1-kasan SYZFAIL: open /dev/vhci failed
2026/10/13 17:53 linux-6.1.y a500ba24937a 5a1eeac4 .config console log report info [disk image] [vmlinux] [kernel image] ci2-linux-6-1-kasan SYZFAIL: open /dev/vhci failed
2026/10/13 15:14 linux-6.1.y a500ba24937a 5a1eeac4 .config console log report info [disk image] [vmlinux] [kernel image] ci2-linux-6-1-kasan SYZFAIL: open /dev/vhci failed
2026/10/13 10:23 linux-6.1.y a500ba24937a 5a1eeac4 .config console log report info [disk image] [vmlinux] [kernel image] ci2-linux-6-1-kasan SYZFAIL: open /dev/vhci failed
2026/10/13 01:15 linux-6.1.y a500ba24937a 745a967f .config console log report info [disk image] [vmlinux] [kernel image] ci2-linux-6-1-kasan SYZFAIL: open /dev/vhci failed
2026/10/12 17:55 linux-6.1.y a500ba24937a 745a967f .config console log report info [disk image] [vmlinux] [kernel image] ci2-linux-6-1-kasan SYZFAIL: open /dev/vhci failed
2026/10/11 16:43 linux-6.1.y a500ba24937a 4f92358f .config console log report info [disk image] [vmlinux] [kernel image] ci2-linux-6-1-kasan SYZFAIL: open /dev/vhci failed
2026/10/09 22:49 linux-6.1.y a500ba24937a 4f92358f .config console log report info [disk image] [vmlinux] [kernel image] ci2-linux-6-1-kasan SYZFAIL: open /dev/vhci failed
2026/10/09 22:49 linux-6.1.y a500ba24937a 4f92358f .config console log report info [disk image] [vmlinux] [kernel image] ci2-linux-6-1-kasan SYZFAIL: open /dev/vhci failed
2026/10/09 21:29 linux-6.1.y a500ba24937a 4f92358f .config console log report info [disk image] [vmlinux] [kernel image] ci2-linux-6-1-kasan SYZFAIL: open /dev/vhci failed
2026/10/08 20:00 linux-6.1.y a500ba24937a b2734a59 .config console log report info [disk image] [vmlinux] [kernel image] ci2-linux-6-1-kasan SYZFAIL: open /dev/vhci failed
2026/10/08 07:36 linux-6.1.y a500ba24937a 4f6a9fcf .config console log report info [disk image] [vmlinux] [kernel image] ci2-linux-6-1-kasan SYZFAIL: open /dev/vhci failed
2026/10/07 14:09 linux-6.1.y a500ba24937a 6520ecdb .config console log report info [disk image] [vmlinux] [kernel image] ci2-linux-6-1-kasan SYZFAIL: open /dev/vhci failed
2026/08/13 11:04 linux-6.1.y e4f7d8be268e 359b2492 .config console log report info [disk image] [vmlinux] [kernel image] ci2-linux-6-1-kasan-arm64 SYZFAIL: open /dev/vhci failed
* Struck through repros no longer work on HEAD.