SYZFAIL: mount(dev) failed

Status: upstream: reported syz repro on 2026/09/17 06:20
Bug presence: origin:upstream
[Documentation on labels]
Reported-by: syzbot+77f4e091b67865f36c68@syzkaller.appspotmail.com
First crash: 49d, last: 12h42m
▶ ▼ Bug presence (1)
Date Name Commit Repro Result
2026/10/26 upstream (ToT) 6b4b543fa187 syz [report] SYZFAIL: open(/dev/rfkill) failed
▶ ▼ Similar bugs (6)
Kernel Title Rank 🛈 Repro Cause bisect Fix bisect Count Last Reported Patched Status
android-5-10 SYZFAIL: mount(dev) failed -1 syz 65 9h30m 57d 0/2 premoderation: reported syz repro on 2026/09/09 06:58
android-6-12 SYZFAIL: mount(dev) failed origin:upstream -1 syz 38 6h05m 55d 0/1 premoderation: reported syz repro on 2026/09/10 12:31
linux-5.15 SYZFAIL: mount(dev) failed -1 24 7d01h 41d 0/3 upstream: reported on 2026/09/24 10:40
linux-6.6 SYZFAIL: mount(dev) failed -1 7 4d03h 31d 0/2 upstream: reported on 2026/10/05 07:08
android-5-15 SYZFAIL: mount(dev) failed origin:upstream -1 syz 69 1d03h 57d 0/2 premoderation: reported syz repro on 2026/09/08 23:31
android-6-1 SYZFAIL: mount(dev) failed -1 syz 63 16h41m 51d 0/2 premoderation: reported syz repro on 2026/09/14 15:04

Sample crash report:
SYZFAIL: mount(dev) 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=0 req=17 state=3 status=67 (errno 32: Broken pipe)
connection error: failed to recv *flatrpc.ExecutorMessageRawT: EOF

Crashes (10):
Time Kernel Commit Syzkaller Config Log Report Syz repro C repro VM info Assets (help?) Manager Title
2026/10/04 08:15 linux-6.1.y a500ba24937a 57bbd979 .config console log report syz / log [disk image] [vmlinux] [kernel image] ci2-linux-6-1-kasan SYZFAIL: mount(dev) failed
2026/11/04 21:46 linux-6.1.y 08889840163e 73438ed0 .config console log report info [disk image] [vmlinux] [kernel image] ci2-linux-6-1-kasan SYZFAIL: mount(dev) failed
2026/11/04 07:09 linux-6.1.y 08889840163e 5af5b6c6 .config console log report info [disk image] [vmlinux] [kernel image] ci2-linux-6-1-kasan SYZFAIL: mount(dev) failed
2026/11/03 07:13 linux-6.1.y 08889840163e 6969b601 .config console log report info [disk image] [vmlinux] [kernel image] ci2-linux-6-1-kasan SYZFAIL: mount(dev) failed
2026/10/18 12:58 linux-6.1.y 79807e970724 432c0077 .config console log report info [disk image] [vmlinux] [kernel image] ci2-linux-6-1-kasan SYZFAIL: mount(dev) failed
2026/10/13 10:50 linux-6.1.y a500ba24937a 5a1eeac4 .config console log report info [disk image] [vmlinux] [kernel image] ci2-linux-6-1-kasan SYZFAIL: mount(dev) failed
2026/10/03 20:45 linux-6.1.y a500ba24937a 57bbd979 .config console log report info [disk image] [vmlinux] [kernel image] ci2-linux-6-1-kasan SYZFAIL: mount(dev) failed
2026/09/27 14:32 linux-6.1.y 1a8763b93150 a3c7249d .config console log report info [disk image] [vmlinux] [kernel image] ci2-linux-6-1-kasan SYZFAIL: mount(dev) failed
2026/09/22 13:08 linux-6.1.y 1a8763b93150 e12281bd .config console log report info [disk image] [vmlinux] [kernel image] ci2-linux-6-1-kasan SYZFAIL: mount(dev) failed
2026/09/17 06:20 linux-6.1.y 1a8763b93150 95928915 .config console log report info [disk image] [vmlinux] [kernel image] ci2-linux-6-1-kasan SYZFAIL: mount(dev) failed
* Struck through repros no longer work on HEAD.