Bug 172630 - [zfs] [lor] zfs/zfs_vfsops.c kern/kern_descrip.c
Summary: [zfs] [lor] zfs/zfs_vfsops.c kern/kern_descrip.c
Status: Closed Overcome By Events
Alias: None
Product: Base System
Classification: Unclassified
Component: kern (show other bugs)
Version: 8.3-STABLE
Hardware: Any Any
: Normal Affects Only Me
Assignee: Bugmeister
URL:
Keywords:
Depends on:
Blocks:
 
Reported: 2012-10-12 09:20 UTC by Robert Schulze
Modified: 2025-01-19 06:32 UTC (History)
0 users

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Description Robert Schulze 2012-10-12 09:20:00 UTC 
Just want to report that LOR:

kernel: lock order reversal:
kernel: 1st 0xffffff00892dca58 zfs (zfs) @ /usr/src/sys/modules/zfs/../../cddl/contrib/opensolaris/uts/common/fs/zfs/zfs_vfsops.c:1700
kernel: 2nd 0xffffffff809651c0 allproc (allproc) @ /usr/src/sys/kern/kern_descrip.c:2547
kernel: KDB: stack backtrace:
kernel: #0 0xffffffff80476c96 at kdb_backtrace+0x66
kernel: #1 0xffffffff80485f95 at _witness_debugger+0x65
kernel: #2 0xffffffff80487024 at witness_checkorder+0x694
kernel: #3 0xffffffff8044f8fc at _sx_slock+0x4c
kernel: #4 0xffffffff804156ce at mountcheckdirs+0x3e
kernel: #5 0xffffffff804c926b at dounmount+0x41b
kernel: #6 0xffffffff80eaac92 at zfs_unmount_snap+0xb2
kernel: #7 0xffffffff80eaadc5 at zfs_ioc_destroy_snaps_nvl+0xd5
kernel: #8 0xffffffff80eaaa96 at zfsdev_ioctl+0xe6
kernel: #9 0xffffffff803e584a at devfs_ioctl_f+0x7a
kernel: #10 0xffffffff8048878e at kern_ioctl+0xfe
kernel: #11 0xffffffff8048899f at ioctl+0xef
kernel: #12 0xffffffff806711c9 at amd64_syscall+0x119
kernel: #13 0xffffffff8065abdc at Xfast_syscall+0xfc
Comment 1 Mark Linimon freebsd_committer freebsd_triage 2014-04-17 05:32:02 UTC 
Responsible Changed
From-To: freebsd-bugs->freebsd-fs

Over to maintainer(s).
Comment 2 Eitan Adler freebsd_committer freebsd_triage 2017-12-31 08:00:14 UTC 
For bugs matching the following criteria:

Status: In Progress Changed: (is less than) 2014-06-01

Reset to default assignee and clear in-progress tags.

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Comment 3 Mark Linimon freebsd_committer freebsd_triage 2025-01-19 06:32:05 UTC 
^Triage: I'm sorry that this PR did not get addressed in a timely fashion.

By now, the version that it was created against is long out of support.
As well, many newer versions of ZFS have been imported.

Please re-open if it is still a problem on a supported version.