Bug #1996: mds: scatter_nudge() bad pointer on shutdown? - CephFS - Ceph

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Bug #1996

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mds: scatter_nudge() bad pointer on shutdown?

Added by Sage Weil about 12 years ago. Updated over 7 years ago.

Status:

Duplicate

Priority:

Normal

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Description

2012-01-27T15:06:10.180 INFO:teuthology.task.ceph:Shutting down mds daemons...
2012-01-27T15:06:12.698 INFO:teuthology.task.ceph.mds.a.err:*** Caught signal (Terminated) **
2012-01-27T15:06:12.698 INFO:teuthology.task.ceph.mds.a.err: in thread 7f59a2746780. Shutting down.
2012-01-27T15:06:14.730 INFO:teuthology.task.ceph.mds.a.err:*** Caught signal (Segmentation fault) **
2012-01-27T15:06:14.731 INFO:teuthology.task.ceph.mds.a.err: in thread 7f599cea3700
2012-01-27T15:06:15.576 INFO:teuthology.task.ceph.mds.a.err: ceph version 0.40-242-g374fec4 (commit:374fec47253bad511eee52d372f182402fb17b1a)
2012-01-27T15:06:15.576 INFO:teuthology.task.ceph.mds.a.err: 1: /tmp/cephtest/binary/usr/local/bin/ceph-mds() [0x9219c4]
2012-01-27T15:06:15.576 INFO:teuthology.task.ceph.mds.a.err: 2: (()+0xfb40) [0x7f59a2325b40]
2012-01-27T15:06:15.577 INFO:teuthology.task.ceph.mds.a.err: 3: (CInode::is_frozen()+0x28) [0x720008]
2012-01-27T15:06:15.577 INFO:teuthology.task.ceph.mds.a.err: 4: (Locker::scatter_nudge(ScatterLock*, Context*, bool)+0x40) [0x677d90]
2012-01-27T15:06:15.577 INFO:teuthology.task.ceph.mds.a.err: 5: (Locker::scatter_tick()+0x515) [0x678f65]
2012-01-27T15:06:15.577 INFO:teuthology.task.ceph.mds.a.err: 6: (MDS::tick()+0x45c) [0x4b38ac]
2012-01-27T15:06:15.577 INFO:teuthology.task.ceph.mds.a.err: 7: (MDS::C_MDS_Tick::finish(int)+0x24) [0x4e3904]
2012-01-27T15:06:15.578 INFO:teuthology.task.ceph.mds.a.err: 8: (SafeTimer::timer_thread()+0x4b0) [0x890230]
2012-01-27T15:06:15.578 INFO:teuthology.task.ceph.mds.a.err: 9: (SafeTimerThread::entry()+0x15) [0x8944d5]
2012-01-27T15:06:15.578 INFO:teuthology.task.ceph.mds.a.err: 10: (Thread::_entry_func(void*)+0x12) [0x81ac22]
2012-01-27T15:06:15.578 INFO:teuthology.task.ceph.mds.a.err: 11: (()+0x7971) [0x7f59a231d971]
2012-01-27T15:06:15.578 INFO:teuthology.task.ceph.mds.a.err: 12: (clone()+0x6d) [0x7f59a0bac92d]

i wonder if all these shutdown errors are a general problem with the signal handler racing with other threads doing stuff...

/var/lib/teuthworker/archive/master-2012-01-27_13:29:47/9335