.
Thread 2 (process 20039):
#0  0x00007f102218555d in pthread_cond_timedwait@@GLIBC_2.3.2 ()
   from /lib/libpthread.so.0
#1  0x00007f1023bb1605 in ?? () from /usr/lib/libgthread-2.0.so.0
#2  0x00007f102323f76b in ?? () from /usr/lib/libglib-2.0.so.0
#3  0x00007f102323f865 in g_async_queue_timed_pop ()
   from /usr/lib/libglib-2.0.so.0
#4  0x00007f102328d755 in ?? () from /usr/lib/libglib-2.0.so.0
#5  0x00007f102328c264 in ?? () from /usr/lib/libglib-2.0.so.0
#6  0x00007f10221813ea in start_thread () from /lib/libpthread.so.0
#7  0x00007f1021eeec6d in clone () from /lib/libc.so.6
#8  0x0000000000000000 in ?? ()
.
Thread 1 (process 19663):
#0  0x00007f102262b41a in ?? () from /usr/lib/libexempi.so.3
#1  0x00007f102262bea2 in ReconcileUtils::ImportExif ()
   from /usr/lib/libexempi.so.3
#2  0x00007f10226371ed in ImportJTPtoXMP () from /usr/lib/libexempi.so.3
#3  0x00007f1022617e88 in JPEG_MetaHandler::ProcessXMP ()
   from /usr/lib/libexempi.so.3
#4  0x00007f102260e486 in XMPFiles::GetXMP () from /usr/lib/libexempi.so.3
#5  0x00007f102260d5e7 in WXMPFiles_GetXMP_1 () from /usr/lib/libexempi.so.3
#6  0x00007f10225d7b89 in TXMPFiles<std::string>::GetXMP ()
   from /usr/lib/libexempi.so.3
#7  0x00007f10225d6a48 in xmp_files_get_new_xmp ()
   from /usr/lib/libexempi.so.3
#8  0x000000000043cb6c in ?? ()
#9  0x0000000000490f92 in ?? ()
#10 0x00000000004944e0 in ?? ()
#11 0x00000000004b13ed in ?? ()
#12 0x00007f1023262d3b in g_main_context_dispatch ()
   from /usr/lib/libglib-2.0.so.0
#13 0x00007f102326650d in ?? () from /usr/lib/libglib-2.0.so.0
#14 0x00007f1023266a3d in g_main_loop_run () from /usr/lib/libglib-2.0.so.0
#15 0x00007f1024cbe7a7 in gtk_main () from /usr/lib/libgtk-x11-2.0.so.0
#16 0x00000000004421d4 in ?? ()
#17 0x00007f1021e26466 in __libc_start_main () from /lib/libc.so.6
#18 0x000000000042e4e9 in ?? ()
#19 0x00007fff2f3d9d28 in ?? ()
#20 0x000000000000001c in ?? ()
#21 0x0000000000000003 in ?? ()
#22 0x00007fff2f3dab9d in ?? ()
#23 0x00007fff2f3daba6 in ?? ()
#24 0x00007fff2f3dabb3 in ?? ()
#25 0x0000000000000000 in ?? ()