(gdb) thread apply all bt

Thread 3 (Thread 0x7f619018b910 (LWP 7212)):
#0  record_read (log_msg=<value optimized out>, rec_idx=<value optimized out>, buf=<value optimized out>) at logsys.c:676
#1  logsys_worker_thread (log_msg=<value optimized out>, rec_idx=<value optimized out>, buf=<value optimized out>) at logsys.c:766
#2  0x00007f6190afc65d in start_thread () from /lib64/libpthread.so.0
#3  0x00007f6190667e1d in clone () from /lib64/libc.so.6
#4  0x0000000000000000 in ?? ()

Thread 2 (Thread 0x7f6191660fb0 (LWP 7213)):
#0  0x00007f6190b01962 in ?? () from /lib64/libpthread.so.0
#1  0x0000000000408d38 in prioritized_timer_thread (data=<value optimized out>) at timer.c:135
#2  0x00007f6190afc65d in start_thread () from /lib64/libpthread.so.0
#3  0x00007f6190667e1d in clone () from /lib64/libc.so.6
#4  0x0000000000000000 in ?? ()

Thread 1 (Thread 0x7f61917586f0 (LWP 7211)):
#0  0x00007f6190afd96d in pthread_join () from /lib64/libpthread.so.0
#1  0x00007f61905cc065 in ?? () from /lib64/libc.so.6
#2  0x00007f61905cc0b5 in exit () from /lib64/libc.so.6
#3  0x0000000000407223 in _corosync_exit_error (err=AIS_DONE_EXIT, file=<value optimized out>, line=<value optimized out>) at util.c:97
#4  0x0000000000406c3b in unlink_all_completed () at main.c:158
#5  0x0000000000408623 in unlink_all_schedwrk_handler (data=0x7f619018b9e0) at service.c:561
#6  0x000000000040c156 in schedwrk_do (type=<value optimized out>, context=<value optimized out>) at schedwrk.c:74
#7  0x00007f619133d18e in token_callbacks_execute (type=<value optimized out>, instance=<value optimized out>) at totemsrp.c:3192
#8  message_handler_orf_token (type=<value optimized out>, instance=<value optimized out>) at totemsrp.c:3584
#9  0x00007f6191333bf3 in rrp_deliver_fn (context=0x63c990, msg=0x7f6188000f40, msg_len=70) at totemrrp.c:1393
#10 0x00007f6191332dc9 in net_deliver_fn (handle=<value optimized out>, fd=<value optimized out>, revents=<value optimized out>, data=<value optimized out>) at totemudp.c:1223
#11 0x00007f619132f8a1 in poll_run (handle=2240235047305084928) at coropoll.c:394
#12 0x0000000000405aa3 in main (argc=4, argv=<value optimized out>) at main.c:1497