[Bug 203352] KDB: stack backtrace: /usr/src/sys/kern/vfs_mount.c:1224

[bugzilla-noreply at freebsd.org]

https://bugs.freebsd.org/bugzilla/show_bug.cgi?id=203352

--- Comment #1 from Oliver Pinter <op at freebsd.org> ---
And the same LOR at shutdown time on 11-CURRENT:

Dec 30 18:38:32 11-stable syslogd: exiting on signal 15
Waiting (max 60 seconds) for system process `vnlru' to stop...done
Waiting (max 60 seconds) for system process `bufdaemon' to stop...done
Waiting (max 60 seconds) for system process `syncer' to stop...
Syncing disks, vnodes remaining...0 done
All buffers synced.
lock order reversal:
 1st 0xfffff80003cc1418 ufs (ufs) @ /usr/src/sys/kern/vfs_mount.c:1224
 2nd 0xfffff80003d9a240 devfs (devfs) @ /usr/src/sys/kern/vfs_subr.c:2473
stack backtrace:
#0 0xffffffff80a7f6c0 at witness_debugger+0x70
#1 0xffffffff80a7f5c1 at witness_checkorder+0xe71
#2 0xffffffff80a02b6b at __lockmgr_args+0xd3b
#3 0xffffffff80ac582c at vop_stdlock+0x3c
#4 0xffffffff80fc2ef0 at VOP_LOCK1_APV+0x100
#5 0xffffffff80ae61ca at _vn_lock+0x9a
#6 0xffffffff80ad6bf3 at vget+0x63
#7 0xffffffff808f666d at devfs_allocv+0xcd
#8 0xffffffff808f6133 at devfs_root+0x43
#9 0xffffffff80acf20f at dounmount+0x44f
#10 0xffffffff80ad89e4 at vfs_unmountall+0xc4
#11 0xffffffff80ab9e99 at bufshutdown+0x3b9
#12 0xffffffff80a25689 at kern_reboot+0x189
#13 0xffffffff80a254a3 at sys_reboot+0x3e3
#14 0xffffffff80e70fdb at amd64_syscall+0x2db
#15 0xffffffff80e50feb at Xfast_syscall+0xfb
Uptime: 25m55s
acpi0: Powering system off

-- 
You are receiving this mail because:
You are the assignee for the bug.