Ceph

(gdb) bt
#0  0x00007f3dba14ef07 in _dl_map_object_deps (map=map@entry=0x7f3dba3504e8, preloads=preloads@entry=0x0, npreloads=npreloads@entry=0, trace_mode=trace_mode@entry=0, open_mode=open_mode@entry=-2147483648) at dl-deps.c:528
#1  0x00007f3dba155aab in dl_open_worker (a=a@entry=0x7f3da27311e8) at dl-open.c:272
#2  0x00007f3dba150ff4 in _dl_catch_error (objname=objname@entry=0x7f3da27311d8, errstring=errstring@entry=0x7f3da27311e0, mallocedp=mallocedp@entry=0x7f3da27311d0, operate=operate@entry=0x7f3dba1559a0 <dl_open_worker>, args=args@entry=0x7f3da27311e8) at dl-error.c:187
#3  0x00007f3dba1553bb in _dl_open (file=0x7f3db80674de "libgcc_s.so.1", mode=-2147483647, caller_dlopen=<optimized out>, nsid=-2, argc=4, argv=0x7fffd5247928, env=0x2502000) at dl-open.c:661
#4  0x00007f3db8021002 in do_dlopen (ptr=ptr@entry=0x7f3da2731400) at dl-libc.c:87
#5  0x00007f3dba150ff4 in _dl_catch_error (objname=0x7f3da27313e0, errstring=0x7f3da27313f0, mallocedp=0x7f3da27313d0, operate=0x7f3db8020fc0 <do_dlopen>, args=0x7f3da2731400) at dl-error.c:187
#6  0x00007f3db80210c2 in dlerror_run (args=0x7f3da2731400, operate=0x7f3db8020fc0 <do_dlopen>) at dl-libc.c:46
#7  __GI___libc_dlopen_mode (name=name@entry=0x7f3db80674de "libgcc_s.so.1", mode=mode@entry=-2147483647) at dl-libc.c:163
#8  0x00007f3db7ff5c65 in init () at ../sysdeps/x86_64/backtrace.c:52
#9  0x00007f3db9876a90 in pthread_once () at ../nptl/sysdeps/unix/sysv/linux/x86_64/pthread_once.S:103
#10 0x00007f3db7ff5d7c in __GI___backtrace (array=<optimized out>, size=100) at ../sysdeps/x86_64/backtrace.c:103
#11 0x000000000097aaaf in BackTrace (s=0, this=0x7f3da2731730) at ./common/BackTrace.h:19
#12 handle_fatal_signal (signum=11) at global/signal_handler.cc:90
#13 <signal handler called>
#14 0x00000000006a6ee0 in pair (this=0xee1910 <vtable for std::tr1::_Sp_counted_base_impl<DeletingState*, SharedPtrRegistry<spg_t, DeletingState>::OnRemoval, (__gnu_cxx::_Lock_policy)2>+48>) at /usr/include/c++/4.8/bits/stl_pair.h:96
#15 construct (this=<optimized out>, __val=..., __p=0xee1910 <vtable for std::tr1::_Sp_counted_base_impl<DeletingState*, SharedPtrRegistry<spg_t, DeletingState>::OnRemoval, (__gnu_cxx::_Lock_policy)2>+48>) at /usr/include/c++/4.8/ext/new_allocator.h:130
#16 _M_create_node (this=<optimized out>, __x=...) at /usr/include/c++/4.8/bits/stl_tree.h:382
#17 _M_insert_ (__v=..., __p=0x2ff7940, __x=0x0, this=0x29fddc8) at /usr/include/c++/4.8/bits/stl_tree.h:1023
#18 std::_Rb_tree<std::pair<double, std::tr1::shared_ptr<TrackedOp> >, std::pair<double, std::tr1::shared_ptr<TrackedOp> >, std::_Identity<std::pair<double, std::tr1::shared_ptr<TrackedOp> > >, std::less<std::pair<double, std::tr1::shared_ptr<TrackedOp> > >, std::allocator<std::pair<double, std::tr1::shared_ptr<TrackedOp> > > >::_M_insert_unique (this=this@entry=0x29fddc8, __v=...) at /usr/include/c++/4.8/bits/stl_tree.h:1382
#19 0x00000000006a2b0a in insert (__x=..., this=0x29fddc8) at /usr/include/c++/4.8/bits/stl_set.h:463
#20 OpHistory::insert (this=this@entry=0x29fdd98, now=..., now@entry=..., op=...) at common/TrackedOp.cc:42
#21 0x00000000006a3184 in OpTracker::unregister_inflight_op (this=0x29fdd20, i=i@entry=0x4335a40) at common/TrackedOp.cc:131
#22 0x00000000006a3501 in OpTracker::RemoveOnDelete::operator() (this=0x5704038, op=0x4335a40) at common/TrackedOp.cc:250
#23 0x00000000006615a9 in std::tr1::_Sp_counted_base<(__gnu_cxx::_Lock_policy)2>::_M_release (this=0x5704020) at /usr/include/c++/4.8/tr1/shared_ptr.h:141
#24 0x0000000000617a87 in ~__shared_count (this=<synthetic pointer>, __in_chrg=<optimized out>) at /usr/include/c++/4.8/tr1/shared_ptr.h:341
#25 ~__shared_ptr (this=<synthetic pointer>, __in_chrg=<optimized out>) at /usr/include/c++/4.8/tr1/shared_ptr.h:541
#26 ~shared_ptr (this=<synthetic pointer>, __in_chrg=<optimized out>) at /usr/include/c++/4.8/tr1/shared_ptr.h:985
#27 OSD::OpWQ::_process (this=0x29fde28, pg=..., handle=...) at osd/OSD.cc:7722
#28 0x00000000006598dc in ThreadPool::WorkQueueVal<std::pair<boost::intrusive_ptr<PG>, std::tr1::shared_ptr<OpRequest> >, boost::intrusive_ptr<PG> >::_void_process (this=0x29fde28, handle=...) at ./common/WorkQueue.h:190
#29 0x0000000000a4cf01 in ThreadPool::worker (this=0x29fd470, wt=0x379be20) at common/WorkQueue.cc:125
#30 0x0000000000a4ddf0 in ThreadPool::WorkThread::entry (this=<optimized out>) at common/WorkQueue.h:317
#31 0x00007f3db9871182 in start_thread (arg=0x7f3da2733700) at pthread_create.c:312
#32 0x00007f3db7fe538d in clone () at ../sysdeps/unix/sysv/linux/x86_64/clone.S:111

ubuntu@teuthology:/a/teuthology-2014-08-19_02:30:02-rados-firefly-distro-basic-multi/435292