SYZFAIL: mount(dev) failed

Status: upstream: reported on 2026/09/24 10:40
Reported-by: syzbot+9f6c17ff789c26d0fe3b@syzkaller.appspotmail.com
First crash: 1d10h, last: 1d10h
▶ ▼ Similar bugs (5)
Kernel Title Rank 🛈 Repro Cause bisect Fix bisect Count Last Reported Patched Status
android-5-10 SYZFAIL: mount(dev) failed -1 syz 7 10d 16d 0/2 premoderation: reported syz repro on 2026/09/09 06:58
android-6-12 SYZFAIL: mount(dev) failed -1 syz 6 10h14m 15d 0/1 premoderation: reported syz repro on 2026/09/10 12:31
linux-6.1 SYZFAIL: mount(dev) failed -1 2 3d07h 8d14h 0/3 upstream: reported on 2026/09/17 06:20
android-5-15 SYZFAIL: mount(dev) failed origin:upstream -1 syz 10 1h08m 16d 0/2 premoderation: reported syz repro on 2026/09/08 23:31
android-6-1 SYZFAIL: mount(dev) failed -1 7 5d23h 11d 0/2 premoderation: reported 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=1 state=3 status=67 (errno 32: Broken pipe)

Crashes (1):
Time Kernel Commit Syzkaller Config Log Report Syz repro C repro VM info Assets (help?) Manager Title
2026/09/24 10:40 linux-5.15.y 0248c33e835e 0281b448 .config console log report info [disk image] [vmlinux] [kernel image] ci2-linux-5-15-kasan SYZFAIL: mount(dev) failed
* Struck through repros no longer work on HEAD.