SYZFAIL: open /dev/vhci failed

Status: upstream: reported on 2026/09/22 16:30
Reported-by: syzbot+67ad747363d2cb7f49e1@syzkaller.appspotmail.com
First crash: 29d, last: 53m
▶ ▼ 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 625d 849d 0/29 auto-obsoleted due to no activity on 2025/03/26 06:58
linux-6.1 SYZFAIL: open /dev/vhci failed -1 syz 217 6h27m 70d 0/3 upstream: reported syz repro on 2026/08/13 11:04
linux-5.15 SYZFAIL: open /dev/vhci failed (2) -1 266 1h13m 41d 0/3 upstream: reported on 2026/09/10 15:49
linux-5.15 SYZFAIL: open /dev/vhci failed -1 1 787d 787d 0/3 auto-obsoleted due to no activity on 2024/12/04 12:53
upstream SYZFAIL: open /dev/vhci failed -1 1 2001d 2001d 0/29 auto-closed as invalid on 2021/09/03 09:22
upstream SYZFAIL: open /dev/vhci failed (3) -1 1 420d 420d 0/29 auto-obsoleted due to no activity on 2025/11/26 04:38

Sample crash report:
SYZFAIL: open /dev/vhci failed
 (errno 2: No such file or directory)
loop exited with status 67
SYZFAIL: open /dev/vhci failed
 (errno 2: No such file or directory)
loop exited with status 67
SYZFAIL: open /dev/vhci failed
 (errno 2: No such file or directory)
loop exited with status 67
SYZFAIL: open /dev/vhci failed
 (errno 2: No such file or directory)
loop exited with status 67
SYZFAIL: open /dev/vhci failed
 (errno 2: No such file or directory)
loop exited with status 67
SYZFAIL: open /dev/vhci failed
 (errno 2: No such file or directory)
loop exited with status 67
SYZFAIL: open /dev/vhci failed
 (errno 2: No such file or directory)
loop exited with status 67
SYZFAIL: open /dev/vhci failed
 (errno 2: No such file or directory)
loop exited with status 67
SYZFAIL: open /dev/vhci failed
 (errno 2: No such file or directory)
loop exited with status 67
SYZFAIL: open /dev/vhci failed
 (errno 2: No such file or directory)
loop exited with status 67
SYZFAIL: open /dev/vhci failed
 (errno 2: No such file or directory)
loop exited with status 67
SYZFAIL: open /dev/vhci failed
 (errno 2: No such file or directory)
loop exited with status 67
SYZFAIL: open /dev/vhci failed
 (errno 2: No such file or directory)
loop exited with status 67
SYZFAIL: open /dev/vhci failed
 (errno 2: No such file or directory)
loop exited with status 67
SYZFAIL: open /dev/vhci failed
 (errno 2: No such file or directory)
loop exited with status 67
SYZFAIL: open /dev/vhci failed
 (errno 2: No such file or directory)
loop exited with status 67
SYZFAIL: open /dev/vhci failed
 (errno 2: No such file or directory)
loop exited with status 67
SYZFAIL: open /dev/vhci failed
 (errno 2: No such file or directory)
loop exited with status 67
SYZFAIL: open /dev/vhci failed
 (errno 2: No such file or directory)
loop exited with status 67
SYZFAIL: open /dev/vhci failed
 (errno 2: No such file or directory)
loop exited with status 67
SYZFAIL: open /dev/vhci failed
 (errno 2: No such file or directory)
loop exited with status 67
SYZFAIL: repeatedly failed to execute the program
proc=5 req=732 state=3 status=67 (errno 32: Broken pipe)

Crashes (203):
Time Kernel Commit Syzkaller Config Log Report Syz repro C repro VM info Assets (help?) Manager Title
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
2026/10/18 04:35 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 01:54 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 00:31 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
2026/10/17 09:14 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
2026/10/17 05:01 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
2026/10/16 23:36 linux-6.6.y cecd39af8a1a 4c840a2f .config console log report info [disk image] [vmlinux] [kernel image] ci2-linux-6-6-kasan SYZFAIL: open /dev/vhci failed
2026/10/16 21:35 linux-6.6.y cecd39af8a1a 4c840a2f .config console log report info [disk image] [vmlinux] [kernel image] ci2-linux-6-6-kasan SYZFAIL: open /dev/vhci failed
2026/10/16 18:55 linux-6.6.y cecd39af8a1a 4c840a2f .config console log report info [disk image] [vmlinux] [kernel image] ci2-linux-6-6-kasan SYZFAIL: open /dev/vhci failed
2026/10/16 15:55 linux-6.6.y cecd39af8a1a 4c840a2f .config console log report info [disk image] [vmlinux] [kernel image] ci2-linux-6-6-kasan SYZFAIL: open /dev/vhci failed
2026/10/16 14:28 linux-6.6.y cecd39af8a1a 4c840a2f .config console log report info [disk image] [vmlinux] [kernel image] ci2-linux-6-6-kasan SYZFAIL: open /dev/vhci failed
2026/10/16 03:15 linux-6.6.y cecd39af8a1a 3f2522c6 .config console log report info [disk image] [vmlinux] [kernel image] ci2-linux-6-6-kasan SYZFAIL: open /dev/vhci failed
2026/10/16 02:09 linux-6.6.y cecd39af8a1a 3f2522c6 .config console log report info [disk image] [vmlinux] [kernel image] ci2-linux-6-6-kasan SYZFAIL: open /dev/vhci failed
2026/10/16 00:48 linux-6.6.y cecd39af8a1a 3f2522c6 .config console log report info [disk image] [vmlinux] [kernel image] ci2-linux-6-6-kasan SYZFAIL: open /dev/vhci failed
2026/10/15 23:05 linux-6.6.y cecd39af8a1a 3f2522c6 .config console log report info [disk image] [vmlinux] [kernel image] ci2-linux-6-6-kasan SYZFAIL: open /dev/vhci failed
2026/10/15 18:23 linux-6.6.y cecd39af8a1a 8fb0ae89 .config console log report info [disk image] [vmlinux] [kernel image] ci2-linux-6-6-kasan SYZFAIL: open /dev/vhci failed
2026/10/15 16:21 linux-6.6.y cecd39af8a1a 8fb0ae89 .config console log report info [disk image] [vmlinux] [kernel image] ci2-linux-6-6-kasan SYZFAIL: open /dev/vhci failed
2026/10/15 05:06 linux-6.6.y a91a6aa9253c 8fb0ae89 .config console log report info [disk image] [vmlinux] [kernel image] ci2-linux-6-6-kasan SYZFAIL: open /dev/vhci failed
2026/10/14 19:16 linux-6.6.y a91a6aa9253c 1a71827b .config console log report info [disk image] [vmlinux] [kernel image] ci2-linux-6-6-kasan SYZFAIL: open /dev/vhci failed
2026/10/14 18:54 linux-6.6.y a91a6aa9253c 1a71827b .config console log report info [disk image] [vmlinux] [kernel image] ci2-linux-6-6-kasan SYZFAIL: open /dev/vhci failed
2026/10/13 13:14 linux-6.6.y a91a6aa9253c 5a1eeac4 .config console log report info [disk image] [vmlinux] [kernel image] ci2-linux-6-6-kasan SYZFAIL: open /dev/vhci failed
2026/10/13 11:04 linux-6.6.y a91a6aa9253c 5a1eeac4 .config console log report info [disk image] [vmlinux] [kernel image] ci2-linux-6-6-kasan SYZFAIL: open /dev/vhci failed
2026/10/13 00:43 linux-6.6.y a91a6aa9253c 745a967f .config console log report info [disk image] [vmlinux] [kernel image] ci2-linux-6-6-kasan SYZFAIL: open /dev/vhci failed
2026/10/12 17:34 linux-6.6.y a91a6aa9253c 745a967f .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.