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Bug #20060

segmentation fault in _do_cap_update

Added by Douglas Fuller almost 7 years ago. Updated almost 7 years ago.

Status:
Resolved
Priority:
Normal
Assignee:
-
Category:
Correctness/Safety
Target version:
-
% Done:

0%

Source:
Development
Tags:
Backport:
Regression:
No
Severity:
3 - minor
Reviewed:
Affected Versions:
ceph-qa-suite:
Component(FS):
Labels (FS):
Pull request ID:
Crash signature (v1):
Crash signature (v2):

Description

7f1ec01c0700 -1 *** Caught signal (Segmentation fault
) **
 in thread 7f1ec01c0700 thread_name:ms_dispatch

 ceph version 12.0.2-1513-g5921d98 (5921d98a0bde3b613153eda6afcb4ed89db02385)
 1: (()+0x573a0f) [0x7f1ec6feaa0f]
 2: (()+0x31c700f6d0) [0x7f1ec4b756d0]
 3: (CInode::make_path_string(std::string&, bool, CDentry const*) const+0x5f) [0
x7f1ec6f0913f]
 4: (CDir::get_path() const+0x3a) [0x7f1ec6ee460a]
 5: (operator<<(std::ostream&, CDir const&)+0x31) [0x7f1ec6ee5c41]
 6: (MDCache::create_subtree_map()+0xe72) [0x7f1ec6de4d72]
 7: (MDLog::_submit_entry(LogEvent*, MDSLogContextBase*)+0x4e6) [0x7f1ec6f87a36]
 8: (Locker::_do_cap_update(CInode*, Capability*, int, snapid_t, MClientCaps*, M
ClientCaps*, bool*)+0x507) [0x7f1ec6e9d387]
 9: (Locker::handle_client_caps(MClientCaps*)+0x1c6c) [0x7f1ec6ea083c]
 10: (Locker::dispatch(Message*)+0xa5) [0x7f1ec6ea1715]
 11: (MDSRank::handle_deferrable_message(Message*)+0xbb4) [0x7f1ec6d0ac04]
 12: (MDSRank::_dispatch(Message*, bool)+0x1eb) [0x7f1ec6d177fb]
 13: (MDSRankDispatcher::ms_dispatch(Message*)+0x15) [0x7f1ec6d18745]
 14: (MDSDaemon::ms_dispatch(Message*)+0xf3) [0x7f1ec6d02433]
 15: (DispatchQueue::entry()+0x7a2) [0x7f1ec726bc32]
 16: (DispatchQueue::DispatchThread::entry()+0xd) [0x7f1ec70a24dd]
 17: (()+0x31c7007ee5) [0x7f1ec4b6dee5]
 18: (clone()+0x6d) [0x7f1ec3c5cd1d]
 NOTE: a copy of the executable, or `objdump -rdS <executable>` is needed to int
erpret this.

History

#2 Updated by Zheng Yan almost 7 years ago

please use gdb to which code triggered segfault

probably fixed by https://github.com/ceph/ceph/pull/15125/commits/22369f441865934074d1ccdd7923f1c4a37df002

#3 Updated by Douglas Fuller almost 7 years ago

  • Status changed from New to Fix Under Review

Yes, seems to be.

#4 Updated by John Spray almost 7 years ago

  • Status changed from Fix Under Review to Resolved

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