Ceph

l=0).accept connect_seq 58 vs existing 57 state standby
2012-12-19 18:20:42.186013 7f3b1afe7700 0 <cls> cls/rgw/cls_rgw.cc:447: rgw_bucket_complete_op(): remove_objs.size()=0

2012-12-19 18:23:21.493945 7f3b159c2700 -1 2012-12-19 18:23:21.493960 7f3b1afe7700 -1 common/buffer.cc: In function 'const char* ceph::buffer::ptr::c_str() con
st' thread 7f3b159c2700 time 2012-12-19 18:23:21.406375
common/buffer.cc: 336: FAILED assert(_raw)

• Caught signal (Segmentation fault) **
  in thread 7f3b1afe7700

ceph version 0.55-304-g4bf9078 (4bf9078286d58c2cd4e85cb8b31411220a377092)
 1: /usr/bin/ceph-osd() [0x7827fa]
 2: (()+0xfcb0) [0x7f3b2bf7dcb0]
 3: (ceph::buffer::ptr::release()+0x13) [0x82e1d3]
 4: (ceph::buffer::list::~list()+0x30) [0x5724c0]
 5: (OSD::complete_notify(void*, void*)+0x202) [0x5f9bc2]
 6: (OSD::ack_notification(entity_name_t&, void*, void*, ReplicatedPG*)+0x1df) [0x5f9e7f]
 7: (ReplicatedPG::do_osd_op_effects(ReplicatedPG::OpContext*)+0x9c1) [0x58fe01]
 8: (ReplicatedPG::prepare_transaction(ReplicatedPG::OpContext*)+0x63b) [0x5b2e2b]
 9: (ReplicatedPG::do_op(std::tr1::shared_ptr<OpRequest>)+0x2037) [0x5b9537]
 10: (PG::do_request(std::tr1::shared_ptr<OpRequest>)+0x2f1) [0x6872b1]
 11: (OSD::dequeue_op(boost::intrusive_ptr<PG>, std::tr1::shared_ptr<OpRequest>)+0x255) [0x5f3b95]
 12: (OSD::OpWQ::_process(boost::intrusive_ptr<PG>)+0x49b) [0x607eeb]
 13: (ThreadPool::WorkQueueVal<std::pair<boost::intrusive_ptr<PG>, std::tr1::shared_ptr<OpRequest> >, boost::intrusive_ptr<PG> >::_void_process(void*)+0x94) [0
x63f4e4]
 14: (ThreadPool::worker(ThreadPool::WorkThread*)+0x4bc) [0x822dbc]
 15: (ThreadPool::WorkThread::entry()+0x10) [0x824bc0]
 16: (()+0x7e9a) [0x7f3b2bf75e9a]
 17: (clone()+0x6d) [0x7f3b2a3114bd]
 NOTE: a copy of the executable, or `objdump -rdS <executable>` is needed to interpret this.

might be related to #2999

might also be related to #3627