panic: vref used where vget required (3)

panic: vref used where vget required (3)

Status: auto-closed as invalid on 2022/03/27 19:54
Reported-by: syzbot+f709f5f7bc7623c3559d@syzkaller.appspotmail.com
First crash: 842d, last: 842d

▶ ▼ Similar bugs (3)

Kernel	Title	Count	Last	Reported	Patched	Status
openbsd	panic: vref used where vget required (4)	1	7d18h	7d18h	0/3	upstream: reported on 2024/04/10 17:23
openbsd	panic: vref used where vget required	1	1689d	1689d	0/3	auto-closed as invalid on 2019/12/01 17:58
openbsd	panic: vref used where vget required (2)	2	1439d	1442d	0/3	auto-closed as invalid on 2020/08/08 03:01

Sample crash report:

panic: vref used where vget required
Starting stack trace...
panic(ffffffff824b1a46) at panic+0x16b sys/kern/subr_prf.c:233
vref(fffffd805df4c210) at vref+0xc7 sys/kern/vfs_subr.c:699
namei(ffff800027b38068) at namei+0x57b sys/kern/vfs_lookup.c:322
vn_open(ffff800027b38068,201,80) at vn_open+0x188 sys/kern/vfs_vnops.c:113
doopenat(ffff800022c8c2b0,ffffff9c,20000040,200,80,ffff800027b38250) at doopenat+0x26a sys/kern/vfs_syscalls.c:1128
syscall(ffff800027b382c0) at syscall+0x489 mi_syscall sys/sys/syscall_mi.h:102 [inline]
syscall(ffff800027b382c0) at syscall+0x489 sys/arch/amd64/amd64/trap.c:585
Xsyscall() at Xsyscall+0x128
end of kernel
end trace frame: 0x5d14bf30580, count: 250
End of stack trace.

Crashes (1):
Time	Kernel	Commit	Syzkaller	Config	Log	Report	Syz repro	C repro	VM info	Assets (help?)	Manager	Title
2021/12/27 19:53	openbsd	e82b5ebce50c	5140bd58	.config	console log	report					ci-openbsd-multicore	panic: vref used where vget required

* ~~Struck through~~ repros no longer work on HEAD.