[Current thread is 1 (Thread 0x7f179d1b5700 (LWP 2167))]
(gdb) bt
#0  0x00007f17afca2df0 in __wt_rec_upd_select ()
#1  0x00007f17afc9dc20 in __wt_rec_row_leaf ()
#2  0x00007f17afb932e5 in __wt_reconcile ()
#3  0x00007f17afc28f1d in __wt_sync_file ()
#4  0x00007f17afbc4384 in __checkpoint_tree.constprop.12 ()
#5  0x00007f17afbc5e9d in __txn_checkpoint_wrapper ()
#6  0x00007f17afbc75c9 in __wt_txn_checkpoint ()
#7  0x00007f17af4ee4bd in __session_checkpoint.cold.49 ()
#8  0x00007f17afafbd36 in mongo::WiredTigerKVEngine::WiredTigerCheckpointThread::run() ()
#9  0x00007f17b14aeb0f in mongo::BackgroundJob::jobBody() ()
#10 0x00007f17b14aedcc in std::thread::_State_impl<std::thread::_Invoker<std::tuple<mongo::stdx::thread::thread<mongo::BackgroundJob::go()::{lambda()#2}, , 0>(mongo::BackgroundJob::go()::{lambda()#2})::{lambda()#1}> > >::_M_run() ()
#11 0x00007f17b17d1fbf in execute_native_thread_routine ()
#12 0x00007f17ab9e2aa1 in start_thread () from /lib64/libpthread.so.0
#13 0x00007f17ab72fc4d in clone () from /lib64/libc.so.6