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020-10-02T06:03:27.827 INFO:teuthology.orchestra.run.smithi204:> sudo adjust-ulimits ceph-coverage /home/ubuntu/cephtest/archive/coverage timeout 900 ceph --cluster ceph --admin-daemon /var/run/ceph/ceph-mds.b.asok flush journal
2020-10-02T06:03:28.083 INFO:tasks.ceph.mds.b.smithi204.stderr:ceph-mds: /build/ceph-14.2.11-305-g91587be0/src/mds/CDir.cc:2220: void CDir::_omap_commit(int): Assertion `committed_version == 0' failed.
2020-10-02T06:03:28.084 INFO:tasks.ceph.mds.b.smithi204.stderr:*** Caught signal (Aborted) **
2020-10-02T06:03:28.084 INFO:tasks.ceph.mds.b.smithi204.stderr: in thread 7fb1699d7700 thread_name:fn_anonymous
2020-10-02T06:03:28.087 INFO:tasks.ceph.mds.b.smithi204.stderr: ceph version 14.2.11-305-g91587be02e (91587be02e8f2b083f60051da719dd0a5fecee39) nautilus (stable)
2020-10-02T06:03:28.087 INFO:tasks.ceph.mds.b.smithi204.stderr: 1: (()+0x128a0) [0x7fb1781b38a0]
2020-10-02T06:03:28.088 INFO:tasks.ceph.mds.b.smithi204.stderr: 2: (gsignal()+0xc7) [0x7fb1772abf47]
2020-10-02T06:03:28.088 INFO:tasks.ceph.mds.b.smithi204.stderr: 3: (abort()+0x141) [0x7fb1772ad8b1]
2020-10-02T06:03:28.088 INFO:tasks.ceph.mds.b.smithi204.stderr: 4: (()+0x3042a) [0x7fb17729d42a]
2020-10-02T06:03:28.088 INFO:tasks.ceph.mds.b.smithi204.stderr: 5: (()+0x304a2) [0x7fb17729d4a2]
2020-10-02T06:03:28.088 INFO:tasks.ceph.mds.b.smithi204.stderr: 6: (CDir::_omap_commit(int)+0x14e2) [0x55c189424a92]
2020-10-02T06:03:28.088 INFO:tasks.ceph.mds.b.smithi204.stderr: 7: (CDir::_commit(unsigned long, int)+0x275) [0x55c189424d15]
2020-10-02T06:03:28.088 INFO:tasks.ceph.mds.b.smithi204.stderr: 8: (CDir::commit(unsigned long, MDSContext*, bool, int)+0x1f8) [0x55c189425498]
2020-10-02T06:03:28.089 INFO:tasks.ceph.mds.b.smithi204.stderr: 9: (LogSegment::try_to_expire(MDSRank*, C_GatherBuilderBase<MDSContext, C_GatherBase<MDSContext, C_MDSInternalNoop> >&, int)+0x94f) [0x55c189514a2f]
2020-10-02T06:03:28.089 INFO:tasks.ceph.mds.b.smithi204.stderr: 10: (MDLog::try_expire(LogSegment*, int)+0x69) [0x55c1894bc3e9]
2020-10-02T06:03:28.089 INFO:tasks.ceph.mds.b.smithi204.stderr: 11: (MDLog::trim_all()+0x59c) [0x55c1894bddbc]
2020-10-02T06:03:28.089 INFO:tasks.ceph.mds.b.smithi204.stderr: 12: (boost::detail::function::void_function_obj_invoker1<C_Flush_Journal::clear_mdlog()::{lambda(int)#2}, void, int>::invoke(boost::detail::function::function_buffer&, int)+0x261) [0x55c189233021]
2020-10-02T06:03:28.089 INFO:tasks.ceph.mds.b.smithi204.stderr: 13: (FunctionContext::finish(int)+0x2c) [0x55c1891f91fc]
2020-10-02T06:03:28.089 INFO:tasks.ceph.mds.b.smithi204.stderr: 14: (Context::complete(int)+0x9) [0x55c1891f7029]
2020-10-02T06:03:28.089 INFO:tasks.ceph.mds.b.smithi204.stderr: 15: (MDSContext::complete(int)+0x73) [0x55c1894adf83]
2020-10-02T06:03:28.090 INFO:tasks.ceph.mds.b.smithi204.stderr: 16: (C_IO_Wrapper::finish(int)+0xe) [0x55c1894ae67e]
2020-10-02T06:03:28.090 INFO:tasks.ceph.mds.b.smithi204.stderr: 17: (MDSContext::complete(int)+0x73) [0x55c1894adf83]
2020-10-02T06:03:28.090 INFO:tasks.ceph.mds.b.smithi204.stderr: 18: (MDSIOContextBase::complete(int)+0x173) [0x55c1894ae223]
2020-10-02T06:03:28.090 INFO:tasks.ceph.mds.b.smithi204.stderr: 19: (C_IO_Wrapper::complete(int)+0x105) [0x55c1894ae5e5]
2020-10-02T06:03:28.090 INFO:tasks.ceph.mds.b.smithi204.stderr: 20: (Finisher::finisher_thread_entry()+0x15e) [0x7fb1788de66e]
2020-10-02T06:03:28.090 INFO:tasks.ceph.mds.b.smithi204.stderr: 21: (()+0x76db) [0x7fb1781a86db]
2020-10-02T06:03:28.091 INFO:tasks.ceph.mds.b.smithi204.stderr: 22: (clone()+0x3f) [0x7fb17738ea3f]
2020-10-02T06:03:28.091 INFO:tasks.ceph.mds.b.smithi204.stderr:2020-10-02 06:03:28.087 7fb1699d7700 -1 *** Caught signal (Aborted) **
2020-10-02T06:03:28.091 INFO:tasks.ceph.mds.b.smithi204.stderr: in thread 7fb1699d7700 thread_name:fn_anonymous

Log from nautilus backport testing,
https://pulpito.ceph.com/yuriw-2020-10-02_01:09:30-fs-wip-yuri3-testing-2020-10-01-1619-nautilus-distro-basic-smithi/5487616/