SYZFAIL: mount(dev) failed

Status: premoderation: reported syz repro on 2026/09/09 06:58
Reported-by: syzbot+b7dd63bd46342809c63e@syzkaller.appspotmail.com
First crash: 13d, last: 6d16h
▶ ▼ Similar bugs (4)
Kernel Title Rank 🛈 Repro Cause bisect Fix bisect Count Last Reported Patched Status
android-6-12 SYZFAIL: mount(dev) failed -1 syz 5 7d23h 11d 0/1 premoderation: reported syz repro on 2026/09/10 12:31
linux-6.1 SYZFAIL: mount(dev) failed -1 1 5d03h 5d03h 0/3 upstream: reported on 2026/09/17 06:20
android-5-15 SYZFAIL: mount(dev) failed origin:upstream -1 syz 8 1d07h 13d 0/2 premoderation: reported syz repro on 2026/09/08 23:31
android-6-1 SYZFAIL: mount(dev) failed -1 7 2d12h 7d19h 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: tun: can't open /dev/net/tun
 (errno 2: No such file or directory)
loop exited with status 67
SYZFAIL: tun: can't open /dev/net/tun
 (errno 2: No such file or directory)
loop exited with status 67
SYZFAIL: tun: can't open /dev/net/tun
 (errno 2: No such file or directory)
loop exited with status 67
SYZFAIL: tun: can't open /dev/net/tun
 (errno 2: No such file or directory)
loop exited with status 67
SYZFAIL: tun: can't open /dev/net/tun
 (errno 2: No such file or directory)
loop exited with status 67
SYZFAIL: tun: can't open /dev/net/tun
 (errno 2: No such file or directory)
loop exited with status 67
SYZFAIL: tun: can't open /dev/net/tun
 (errno 2: No such file or directory)
loop exited with status 67
SYZFAIL: tun: can't open /dev/net/tun
 (errno 2: No such file or directory)
loop exited with status 67
SYZFAIL: tun: can't open /dev/net/tun
 (errno 2: No such file or directory)
loop exited with status 67
SYZFAIL: tun: can't open /dev/net/tun
 (errno 2: No such file or directory)
loop exited with status 67
SYZFAIL: tun: can't open /dev/net/tun
 (errno 2: No such file or directory)
loop exited with status 67
SYZFAIL: tun: can't open /dev/net/tun
 (errno 2: No such file or directory)
loop exited with status 67
SYZFAIL: tun: can't open /dev/net/tun
 (errno 2: No such file or directory)
loop exited with status 67
SYZFAIL: tun: can't open /dev/net/tun
 (errno 2: No such file or directory)
loop exited with status 67
SYZFAIL: tun: can't open /dev/net/tun
 (errno 2: No such file or directory)
loop exited with status 67
SYZFAIL: tun: can't open /dev/net/tun
 (errno 2: No such file or directory)
loop exited with status 67
SYZFAIL: tun: can't open /dev/net/tun
 (errno 2: No such file or directory)
loop exited with status 67
SYZFAIL: tun: can't open /dev/net/tun
 (errno 2: No such file or directory)
loop exited with status 67
SYZFAIL: tun: can't open /dev/net/tun
 (errno 2: No such file or directory)
loop exited with status 67
SYZFAIL: tun: can't open /dev/net/tun
 (errno 2: No such file or directory)
loop exited with status 67
SYZFAIL: repeatedly failed to execute the program
proc=2 req=19 state=3 status=67 (errno 32: Broken pipe)
connection error: failed to recv *flatrpc.ExecutorMessageRawT: read tcp 127.0.0.1:46475->127.0.0.1:38016: read: connection reset by peer

Crashes (7):
Time Kernel Commit Syzkaller Config Log Report Syz repro C repro VM info Assets (help?) Manager Title
2026/09/15 17:55 android13-5.10-lts 452567d1985b 2daa4bb5 .config console log report syz / log [disk image] [vmlinux] [kernel image] ci2-android-5-10 SYZFAIL: mount(dev) failed
2026/09/15 12:20 android13-5.10-lts 452567d1985b 81a27d1a .config console log report syz / log [disk image] [vmlinux] [kernel image] ci2-android-5-10 SYZFAIL: mount(dev) failed
2026/09/11 11:40 android13-5.10-lts 452567d1985b b6a5eeb7 .config console log report info [disk image] [vmlinux] [kernel image] ci2-android-5-10 SYZFAIL: mount(dev) failed
2026/09/11 04:31 android13-5.10-lts 452567d1985b 1fe56c0a .config console log report info [disk image] [vmlinux] [kernel image] ci2-android-5-10 SYZFAIL: mount(dev) failed
2026/09/10 23:05 android13-5.10-lts 452567d1985b 1fe56c0a .config console log report info [disk image] [vmlinux] [kernel image] ci2-android-5-10 SYZFAIL: mount(dev) failed
2026/09/09 08:48 android13-5.10-lts 452567d1985b 8387c273 .config console log report info [disk image] [vmlinux] [kernel image] ci2-android-5-10 SYZFAIL: mount(dev) failed
2026/09/09 06:57 android13-5.10-lts 452567d1985b 8387c273 .config console log report info [disk image] [vmlinux] [kernel image] ci2-android-5-10 SYZFAIL: mount(dev) failed
* Struck through repros no longer work on HEAD.