SYZFAIL: mount(dev) failed

Status: premoderation: reported syz repro on 2026/09/09 06:58
Reported-by: syzbot+b7dd63bd46342809c63e@syzkaller.appspotmail.com
First crash: 17d, last: 9h01m
▶ ▼ Similar bugs (5)
Kernel Title Rank 🛈 Repro Cause bisect Fix bisect Count Last Reported Patched Status
android-6-12 SYZFAIL: mount(dev) failed -1 syz 6 1d00h 15d 0/1 premoderation: reported syz repro on 2026/09/10 12:31
linux-5.15 SYZFAIL: mount(dev) failed -1 1 2d00h 2d00h 0/3 upstream: reported on 2026/09/24 10:40
linux-6.1 SYZFAIL: mount(dev) failed -1 2 3d21h 9d04h 0/3 upstream: reported on 2026/09/17 06:20
android-5-15 SYZFAIL: mount(dev) failed origin:upstream -1 syz 10 15h04m 17d 0/2 premoderation: reported syz repro on 2026/09/08 23:31
android-6-1 SYZFAIL: mount(dev) failed -1 9 3h35m 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: 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=1 req=18 state=3 status=67 (errno 32: Broken pipe)
connection error: failed to recv *flatrpc.ExecutorMessageRawT: read tcp 127.0.0.1:44557->127.0.0.1:38340: read: connection reset by peer

Crashes (8):
Time Kernel Commit Syzkaller Config Log Report Syz repro C repro VM info Assets (help?) Manager Title
2026/09/26 01:45 android13-5.10-lts c5d8ec7afea2 f281d9d2 .config console log report syz / log [disk image] [vmlinux] [kernel image] ci2-android-5-10 SYZFAIL: mount(dev) failed
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.