Ceph

-2> 2015-09-28 12:28:28.010597 7f577fbae700 -1 osd.4 pg_epoch: 389 pg[3.f( v 239'35446 (200'32446,239'35446] local-les=385 n=604 ec=26 les/c 385/385 388/388/386) [5] r=-1 lpr=388 pi=381-387/3 crt=239'35446 inactive NOTIFY] on_flushed: found objects in the temp collection: [], crashing now
-1> 2015-09-28 12:28:28.010594 7f57805af700 -1 osd.4 pg_epoch: 389 pg[3.17( v 239'32172 (200'29172,239'32172] local-les=385 n=661 ec=26 les/c 385/385 388/388/388) [5] r=-1 lpr=388 pi=381-387/3 crt=239'32172 inactive NOTIFY] on_flushed: found objects in the temp collection: [], crashing now
0> 2015-09-28 12:28:28.101488 7f5790dc3700 -1 os/FileStore.cc: In function 'unsigned int FileStore::_do_transaction(ObjectStore::Transaction&, uint64_t, int, ThreadPool::TPHandle*)' thread 7f5790dc3700 time 2015-09-28 12:28:27.936933
os/FileStore.cc: 2715: FAILED assert(0 == "unexpected error")

ceph version 0.87.2 (87a7cec9ab11c677de2ab23a7668a77d2f5b955e)
1: (FileStore::_do_transaction(ObjectStore::Transaction&, unsigned long, int, ThreadPool::TPHandle*)+0x1960) [0x7af7b0]
2: (FileStore::_do_transactions(std::list<ObjectStore::Transaction*, std::allocator<ObjectStore::Transaction*> >&, unsigned long, ThreadPool::TPHandle*)+0x64) [0x7b87e4]
3: (FileStore::_do_op(FileStore::OpSequencer*, ThreadPool::TPHandle&)+0x29f) [0x7b8a9f]
4: (ThreadPool::worker(ThreadPool::WorkThread*)+0x4e6) [0xb64526]
5: (ThreadPool::WorkThread::entry()+0x10) [0xb66170]
6: /lib64/libpthread.so.0() [0x3c4be07a51]
7: (clone()+0x6d) [0x3c4bae89ad]
NOTE: a copy of the executable, or `objdump -rdS <executable>` is needed to interpret this.

ceph version 0.87.2 (87a7cec9ab11c677de2ab23a7668a77d2f5b955e)
1: (ReplicatedBackend::on_flushed()+0x121) [0x9c7261]
2: (ReplicatedPG::on_flushed()+0x1d4) [0x8ad794]
3: (PG::RecoveryState::Started::react(PG::FlushedEvt const&)+0x47) [0x8184b7]
4: (boost::statechart::simple_state<PG::RecoveryState::Started, PG::RecoveryState::RecoveryMachine, PG::RecoveryState::Start, (boost::statechart::history_mode)0>::react_impl(boost::statechart::event_base const&, void const*)+0x28b) [0x88dbdb]
5: (boost::statechart::simple_state<PG::RecoveryState::Stray, PG::RecoveryState::Started, boost::mpl::list<mpl_::na, mpl_::na, mpl_::na, mpl_::na, mpl_::na, mpl_::na, mpl_::na, mpl_::na, mpl_::na, mpl_::na, mpl_::na, mpl_::na, mpl_::na, mpl_::na, mpl_::na, mpl_::na, mpl_::na, mpl_::na, mpl_::na, mpl_::na>, (boost::statechart::history_mode)0>::react_impl(boost::statechart::event_base const&, void const*)+0x199) [0x88a639]
6: (boost::statechart::state_machine<PG::RecoveryState::RecoveryMachine, PG::RecoveryState::Initial, std::allocator<void>, boost::statechart::null_exception_translator>::send_event(boost::statechart::event_base const&)+0x4b) [0x87fe0b]
7: (PG::handle_peering_event(std::tr1::shared_ptr<PG::CephPeeringEvt>, PG::RecoveryCtx*)+0x32f) [0x84328f]
8: (OSD::process_peering_events(std::list<PG*, std::allocator<PG*> > const&, ThreadPool::TPHandle&)+0x37c) [0x66dd5c]
9: (OSD::PeeringWQ::_process(std::list<PG*, std::allocator<PG*> > const&, ThreadPool::TPHandle&)+0x16) [0x6be3e6]
10: (ThreadPool::worker(ThreadPool::WorkThread*)+0x4e6) [0xb64526]
11: (ThreadPool::WorkThread::entry()+0x10) [0xb66170]
12: /lib64/libpthread.so.0() [0x3c4be07a51]
13: (clone()+0x6d) [0x3c4bae89ad]
NOTE: a copy of the executable, or `objdump -rdS <executable>` is needed to interpret this.