Bug #36385: client: segfault doing snaptests during MDS thrashing - CephFS - Ceph

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Bug #36385

open

client: segfault doing snaptests during MDS thrashing

Added by Patrick Donnelly over 5 years ago. Updated over 4 years ago.

Status:

Need More Info

Priority:

High

Assignee:

Category:

Target version:

% Done:

Source:

Q/A

Tags:

Backport:

mimic

Regression:

Severity:

3 - minor

Reviewed:

Affected Versions:

ceph-qa-suite:

Component(FS):

Client

Labels (FS):

crash

Pull request ID:

Crash signature (v1):

Crash signature (v2):

Description

2018-10-09T21:33:14.510 INFO:tasks.cephfs.fuse_mount.ceph-fuse.0.smithi156.stderr:*** Caught signal (Segmentation fault) **
2018-10-09T21:33:14.511 INFO:tasks.cephfs.fuse_mount.ceph-fuse.0.smithi156.stderr: in thread 7f809bfff700 thread_name:ms_dispatch
2018-10-09T21:33:14.588 INFO:tasks.cephfs.fuse_mount.ceph-fuse.0.smithi156.stderr: ceph version 14.0.0-3932-g841b270 (841b27044263faff77f3bed42b6fcb06b916d3a7) nautilus (dev)
2018-10-09T21:33:14.588 INFO:tasks.cephfs.fuse_mount.ceph-fuse.0.smithi156.stderr: 1: (()+0x11390) [0x7f80bee40390]
2018-10-09T21:33:14.589 INFO:tasks.cephfs.fuse_mount.ceph-fuse.0.smithi156.stderr: 2: (Client::build_client_request(MetaRequest*)+0x360) [0x462f10]
2018-10-09T21:33:14.589 INFO:tasks.cephfs.fuse_mount.ceph-fuse.0.smithi156.stderr: 3: (Client::send_request(MetaRequest*, MetaSession*, bool)+0x49) [0x4633a9]
2018-10-09T21:33:14.589 INFO:tasks.cephfs.fuse_mount.ceph-fuse.0.smithi156.stderr: 4: (Client::resend_unsafe_requests(MetaSession*)+0x30) [0x463be0]
2018-10-09T21:33:14.589 INFO:tasks.cephfs.fuse_mount.ceph-fuse.0.smithi156.stderr: 5: (Client::send_reconnect(MetaSession*)+0x93) [0x482183]
2018-10-09T21:33:14.589 INFO:tasks.cephfs.fuse_mount.ceph-fuse.0.smithi156.stderr: 6: (Client::handle_mds_map(MMDSMap*)+0x101a) [0x4cd5aa]
2018-10-09T21:33:14.589 INFO:tasks.cephfs.fuse_mount.ceph-fuse.0.smithi156.stderr: 7: (Client::ms_dispatch(Message*)+0x31b) [0x4cdccb]
2018-10-09T21:33:14.589 INFO:tasks.cephfs.fuse_mount.ceph-fuse.0.smithi156.stderr: 8: (Dispatcher::ms_dispatch2(boost::intrusive_ptr<Message> const&)+0x26) [0x4f91b6]
2018-10-09T21:33:14.589 INFO:tasks.cephfs.fuse_mount.ceph-fuse.0.smithi156.stderr: 9: (DispatchQueue::entry()+0x1669) [0x7f80bf52e999]
2018-10-09T21:33:14.589 INFO:tasks.cephfs.fuse_mount.ceph-fuse.0.smithi156.stderr: 10: (DispatchQueue::DispatchThread::entry()+0xd) [0x7f80bf5db8bd]
2018-10-09T21:33:14.589 INFO:tasks.cephfs.fuse_mount.ceph-fuse.0.smithi156.stderr: 11: (()+0x76ba) [0x7f80bee366ba]
2018-10-09T21:33:14.590 INFO:tasks.cephfs.fuse_mount.ceph-fuse.0.smithi156.stderr: 12: (clone()+0x6d) [0x7f80be65f41d]
2018-10-09T21:33:14.590 INFO:tasks.cephfs.fuse_mount.ceph-fuse.0.smithi156.stderr:2018-10-09 21:33:14.583 7f809bfff700 -1 *** Caught signal (Segmentation fault) **

From: /ceph/teuthology-archive/pdonnell-2018-10-09_00:54:26-fs-wip-pdonnell-testing-20181008.224656-distro-basic-smithi/3118350/teuthology.log

Branch: https://github.com/ceph/ceph-ci/tree/wip-pdonnell-testing-20181008.224656

Core not collected because of other teuthology faults.