Bug #11526: MDS crashed in ceph::buffer::list::splice - Ceph - Ceph

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Bug #11526

closed

MDS crashed in ceph::buffer::list::splice

Added by Zheng Yan almost 9 years ago. Updated almost 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:

Pull request ID:

Crash signature (v1):

Crash signature (v2):

Description

./include/buffer.h: 240: FAILED assert(_len >= o)

 ceph version 0.94-1402-g5ac962d (5ac962d879d920805bd661857592860caae27f2b)
 1: (ceph::__ceph_assert_fail(char const*, char const*, int, char const*)+0x80) [0x1640e50]
 2: (ceph::buffer::ptr::set_offset(unsigned int)+0x3a) [0x1647462]
 3: (ceph::buffer::list::splice(unsigned int, unsigned int, ceph::buffer::list*)+0x238) [0x16458ba]
 4: (JournalStream::read(ceph::buffer::list&, ceph::buffer::list*, unsigned long*)+0x17c) [0x145588e]
 5: (Journaler::try_read_entry(ceph::buffer::list&)+0x1ef) [0x1453d65]
 6: (MDLog::_replay_thread()+0xc6a) [0x1434200]
 7: (MDLog::ReplayThread::entry()+0x1c) [0x10f0d88]
 8: (Thread::entry_wrapper()+0xa8) [0x16310ee]
 9: (Thread::_entry_func(void*)+0x18) [0x163103c]
 10: /lib64/libpthread.so.0() [0x334c607ee5]
 11: (clone()+0x6d) [0x334bef4d1d]
 NOTE: a copy of the executable, or `objdump -rdS <executable>` is needed to interpret this.

introduced by https://github.com/ceph/ceph/pull/3474