SYZFAIL: mount(sysfs) failed

Status: upstream: reported syz repro on 2026/09/10 17:10
Reported-by: syzbot+0160d3ad00d878548f4d@syzkaller.appspotmail.com
First crash: 6d23h, last: 1d07h
▶ ▼ Similar bugs (5)
Kernel Title Rank 🛈 Repro Cause bisect Fix bisect Count Last Reported Patched Status
linux-6.1 SYZFAIL: mount(sysfs) failed -1 17 1d08h 12d 0/3 upstream: reported on 2026/09/05 05:01
android-5-10 SYZFAIL: mount(sysfs) failed -1 syz 13 12h55m 11d 0/2 premoderation: reported syz repro on 2026/09/05 23:23
linux-5.15 SYZFAIL: mount(sysfs) failed -1 syz 15 10h57m 12d 0/3 upstream: reported syz repro on 2026/09/05 12:43
android-6-1 SYZFAIL: mount(sysfs) failed -1 syz 22 2h10m 6d09h 0/2 premoderation: reported syz repro on 2026/09/11 06:20
android-5-15 SYZFAIL: mount(sysfs) failed -1 syz 11 6h14m 12d 0/2 premoderation: reported syz repro on 2026/09/05 11:16

Sample crash report:
SYZFAIL: mount(sysfs) failed
 (errno 2: No such file or directory)
loop exited with status 67
SYZFAIL: mount(sysfs) failed
 (errno 2: No such file or directory)
loop exited with status 67
SYZFAIL: mount(sysfs) failed
 (errno 2: No such file or directory)
loop exited with status 67
SYZFAIL: mount(sysfs) failed
 (errno 2: No such file or directory)
loop exited with status 67
SYZFAIL: mount(sysfs) failed
 (errno 2: No such file or directory)
loop exited with status 67
SYZFAIL: mount(sysfs) failed
 (errno 2: No such file or directory)
loop exited with status 67
SYZFAIL: mount(sysfs) failed
 (errno 2: No such file or directory)
loop exited with status 67
SYZFAIL: mount(sysfs) failed
 (errno 2: No such file or directory)
loop exited with status 67
SYZFAIL: mount(sysfs) failed
 (errno 2: No such file or directory)
loop exited with status 67
SYZFAIL: mount(sysfs) failed
 (errno 2: No such file or directory)
loop exited with status 67
SYZFAIL: mount(sysfs) failed
 (errno 2: No such file or directory)
loop exited with status 67
SYZFAIL: mount(sysfs) failed
 (errno 2: No such file or directory)
loop exited with status 67
SYZFAIL: mount(sysfs) failed
 (errno 2: No such file or directory)
loop exited with status 67
SYZFAIL: mount(sysfs) failed
 (errno 2: No such file or directory)
loop exited with status 67
SYZFAIL: mount(sysfs) failed
 (errno 2: No such file or directory)
loop exited with status 67
SYZFAIL: mount(sysfs) failed
 (errno 2: No such file or directory)
loop exited with status 67
SYZFAIL: mount(sysfs) failed
 (errno 2: No such file or directory)
loop exited with status 67
SYZFAIL: mount(sysfs) failed
 (errno 2: No such file or directory)
loop exited with status 67
SYZFAIL: mount(sysfs) failed
 (errno 2: No such file or directory)
loop exited with status 67
SYZFAIL: mount(sysfs) failed
 (errno 2: No such file or directory)
loop exited with status 67
SYZFAIL: mount(sysfs) failed
 (errno 2: No such file or directory)
loop exited with status 67
SYZFAIL: repeatedly failed to execute the program
proc=0 req=617 state=3 status=67 (errno 9: Bad file descriptor)
connection error: failed to recv *flatrpc.ExecutorMessageRawT: EOF

Crashes (8):
Time Kernel Commit Syzkaller Config Log Report Syz repro C repro VM info Assets (help?) Manager Title
2026/09/11 09:18 linux-6.6.y 8b73de7da85f 1fe56c0a .config console log report syz / log [disk image] [vmlinux] [kernel image] ci2-linux-6-6-kasan SYZFAIL: mount(sysfs) failed
2026/09/11 06:11 linux-6.6.y 8b73de7da85f 1fe56c0a .config console log report syz / log [disk image] [vmlinux] [kernel image] ci2-linux-6-6-kasan SYZFAIL: mount(sysfs) failed
2026/09/16 09:01 linux-6.6.y 79643295eba1 12a0a44a .config console log report info [disk image] [vmlinux] [kernel image] ci2-linux-6-6-kasan SYZFAIL: mount(sysfs) failed
2026/09/16 03:43 linux-6.6.y 79643295eba1 2daa4bb5 .config console log report info [disk image] [vmlinux] [kernel image] ci2-linux-6-6-kasan SYZFAIL: mount(sysfs) failed
2026/09/12 09:55 linux-6.6.y 8b73de7da85f 70a60e12 .config console log report info [disk image] [vmlinux] [kernel image] ci2-linux-6-6-kasan SYZFAIL: mount(sysfs) failed
2026/09/10 19:56 linux-6.6.y 8b73de7da85f 1fe56c0a .config console log report info [disk image] [vmlinux] [kernel image] ci2-linux-6-6-kasan SYZFAIL: mount(sysfs) failed
2026/09/10 17:09 linux-6.6.y 8b73de7da85f 1fe56c0a .config console log report info [disk image] [vmlinux] [kernel image] ci2-linux-6-6-kasan SYZFAIL: mount(sysfs) failed
2026/09/10 17:09 linux-6.6.y 8b73de7da85f 1fe56c0a .config console log report info [disk image] [vmlinux] [kernel image] ci2-linux-6-6-kasan SYZFAIL: mount(sysfs) failed
* Struck through repros no longer work on HEAD.