Bug #9563: kcephfs crash in ceph_mdsc_do_request - CephFS - Ceph

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Bug #9563

closed

kcephfs crash in ceph_mdsc_do_request

Added by John Spray over 9 years ago. Updated over 9 years ago.

Status:

Resolved

Priority:

Normal

Assignee:

Category:

Target version:

% Done:

Source:

other

Tags:

Backport:

Regression:

Severity:

3 - minor

Reviewed:

Affected Versions:

ceph-qa-suite:

Component(FS):

Labels (FS):

Pull request ID:

Crash signature (v1):

Crash signature (v2):

Description

From serial console:

[5]kdb> bt
Stack traceback for pid 27624
0xffff8802206fc3a0    27624    27623  1    5   R  0xffff8802206fc988 *fstest
 ffff8801a5f2fab8 0000000000000018 ffff88021ea46200 ffff880220b3cc00
 ffff8802209d2ba0 ffff8801a5f2fb78 ffffffffa080defa ffff8801a5f2fb28
 ffff8801a5f2fb44 0000000000000000 ffff88021e9ad4a0 0000000000000018
Call Trace:
 [<ffffffffa080defa>] ? __prepare_send_request+0x4aa/0x6f0 [ceph]
 [<ffffffffa080e380>] ? __do_request+0x240/0x340 [ceph]
 [<ffffffffa080f2eb>] ? ceph_mdsc_do_request+0xab/0x2a0 [ceph]
 [<ffffffffa0809e73>] ? __ceph_setxattr+0x1e3/0x550 [ceph]
 [<ffffffffa0814417>] ? ceph_set_acl+0x177/0x2b0 [ceph]
 [<ffffffff810a6fba>] ? mark_held_locks+0x6a/0x90
 [<ffffffff8172dbfd>] ? mutex_lock_nested+0x25d/0x390
 [<ffffffff8122dc44>] ? posix_acl_xattr_set+0xb4/0x120
 [<ffffffff811f7209>] ? generic_removexattr+0x49/0x60
 [<ffffffffa080a575>] ? ceph_removexattr+0x55/0x60 [ceph]
 [<ffffffff811f74a2>] ? vfs_removexattr+0xa2/0x140
 [<ffffffff811f7583>] ? removexattr+0x43/0x70
 [<ffffffff811d2c47>] ? __sb_start_write+0xe7/0x190
 [<ffffffff811f23d4>] ? mnt_want_write+0x24/0x50
 [<ffffffff811f23d4>] ? mnt_want_write+0x24/0x50
 [<ffffffff811f23a0>] ? __mnt_want_write+0x70/0x80

http://pulpito.ceph.com/teuthology-2014-09-19_23:08:02-kcephfs-giant-testing-basic-multi/500136/

Kernel SHA1 3ed0e301a4806e64958a50b28a34abc093b953ab, head of testing.