(gdb) t a a bt full Thread 3 (Thread 0x7f1bc61d7700 (LWP 17711)): #0 0x00007f1bce03ba1d in poll () at ../sysdeps/unix/syscall-template.S:81 #1 0x00007f1bce56f144 in g_main_context_iterate (priority=2147483647, n_fds=2, fds=0x7f1bc00010e0, timeout=-1, context=0x7f1bd1a97000) at gmain.c:4028 poll_func = 0x7f1bce57e500 max_priority = 2147483647 timeout = -1 some_ready = nfds = 2 allocated_nfds = 2 fds = 0x7f1bc00010e0 #2 0x00007f1bce56f144 in g_main_context_iterate (context=0x7f1bd1a97000, block=block@entry=1, dispatch=dispatch@entry=1, self=) at gmain.c:3729 max_priority = 2147483647 timeout = -1 some_ready = nfds = 2 allocated_nfds = 2 fds = 0x7f1bc00010e0 #3 0x00007f1bce56f4d2 in g_main_loop_run (loop=0x7f1bd1a96f90) at gmain.c:3928 __FUNCTION__ = "g_main_loop_run" #4 0x00007f1bceb8f086 in gdbus_shared_thread_func (user_data=0x7f1bd1a96fd0) at gdbusprivate.c:273 data = 0x7f1bd1a96fd0 #5 0x00007f1bce595c05 in g_thread_proxy (data=0x7f1bd1a98c50) at gthread.c:764 thread = 0x7f1bd1a98c50 #6 0x00007f1bce30f58a in start_thread (arg=0x7f1bc61d7700) at pthread_create.c:310 __res = pd = 0x7f1bc61d7700 now = unwind_buf = {cancel_jmp_buf = {{jmp_buf = {139757264664320, 4669774555462126035, 140733241373440, 0, 139757264664320, 139757264665024, -4685481881641530925, -4685499160518964781}, mask_was_saved = 0}}, priv = {pad = {0x0, 0x0, 0x0, 0x0}, data = {prev = 0x0, cleanup = 0x0, canceltype = 0}}} not_first_call = pagesize_m1 = sp = freesize = __PRETTY_FUNCTION__ = "start_thread" #7 0x00007f1bce046f5d in clone () at ../sysdeps/unix/sysv/linux/x86_64/clone.S:109 Thread 2 (Thread 0x7f1bc4fc8700 (LWP 17713)): #0 0x00007f1bce03ba1d in poll () at ../sysdeps/unix/syscall-template.S:81 #1 0x00007f1bce56f144 in g_main_context_iterate (priority=2147483647, n_fds=1, fds=0x7f1bbc0008c0, timeout=10, context=0x7f1bd1aa4820) at gmain.c:4028 ---Type to continue, or q to quit--- poll_func = 0x7f1bce57e500 max_priority = 2147483647 timeout = 10 some_ready = nfds = 1 allocated_nfds = 2 fds = 0x7f1bbc0008c0 #2 0x00007f1bce56f144 in g_main_context_iterate (context=context@entry=0x7f1bd1aa4820, block=block@entry=1, dispatch=dispatch@entry=1, self=) at gmain.c:3729 max_priority = 2147483647 timeout = 10 some_ready = nfds = 1 allocated_nfds = 2 fds = 0x7f1bbc0008c0 #3 0x00007f1bce56f25c in g_main_context_iteration (context=0x7f1bd1aa4820, may_block=may_block@entry=1) at gmain.c:3795 retval = #4 0x00007f1bce56f299 in glib_worker_main (data=) at gmain.c:5541 #5 0x00007f1bce595c05 in g_thread_proxy (data=0x7f1bd1a98e30) at gthread.c:764 thread = 0x7f1bd1a98e30 #6 0x00007f1bce30f58a in start_thread (arg=0x7f1bc4fc8700) at pthread_create.c:310 __res = pd = 0x7f1bc4fc8700 now = unwind_buf = {cancel_jmp_buf = {{jmp_buf = {139757245728512, 4669774555462126035, 140733241372928, 0, 139757245728512, 139757245729216, -4685477750419863085, -4685499160518964781}, mask_was_saved = 0}}, priv = {pad = {0x0, 0x0, 0x0, 0x0}, data = {prev = 0x0, cleanup = 0x0, canceltype = 0}}} not_first_call = pagesize_m1 = sp = freesize = __PRETTY_FUNCTION__ = "start_thread" #7 0x00007f1bce046f5d in clone () at ../sysdeps/unix/sysv/linux/x86_64/clone.S:109 Thread 1 (Thread 0x7f1bcf93d840 (LWP 17710)): #0 0x00007f1bb6c66d20 in () #1 0x00007f1bce318760 in () at /lib64/libpthread.so.0 #2 0x00007f1bcf7869f7 in munmap () at ../sysdeps/unix/syscall-template.S:81 #3 0x00007f1bcf78609d in _dl_unmap (l=0x7f1bd1ab8870, l=0x7f1bd1ab8870) at ./dl-unmap-segments.h:32 #4 0x00007f1bcf78609d in _dl_unmap (map=map@entry=0x7f1bd1ab8870) at ../sysdeps/x86_64/tlsdesc.c:140 #5 0x00007f1bcf7827d3 in _dl_close_worker (map=map@entry=0x7f1bd1ab2930) at dl-close.c:641 lnp = ---Type to continue, or q to quit--- imap = 0x7f1bd1ab8870 i = 48 nsid = any_tls = true nloaded = used = done = maps = 0x7fff02dc3900 idx = done_index = do_audit = unload_any = scope_mem_left = true unload_global = 1 first_loaded = 24 r = 0x7f1bcf991120 <_r_debug> tls_free_start = 0 tls_free_end = 0 dl_close_state = pending #6 0x00007f1bcf783218 in _dl_close (map=0x7f1bd1ab2930) at dl-close.c:125 dl_close_state = pending map = 0x7f1bd1ab2930 __PRETTY_FUNCTION__ = "_dl_close" #7 0x00007f1bcf783218 in _dl_close (_map=0x7f1bd1ab2930) at dl-close.c:775 map = 0x7f1bd1ab2930 __PRETTY_FUNCTION__ = "_dl_close" #8 0x00007f1bcf77c884 in _dl_catch_error (objname=0x7f1bd1aa0a50, errstring=0x7f1bd1aa0a58, mallocedp=0x7f1bd1aa0a48, operate=0x7f1bcdd3f110 , args=0x7f1bd1ab2930) at dl-error.c:187 errcode = 0 c = {objname = 0x7f1bd1aa0a50, errstring = 0x7f1bd1aa0a58, malloced = 0x7f1bd1aa0a48, errcode = 0x7fff02dc3d44, env = {{__jmpbuf = {0, -4685497812042233389, 139757458499888, 139757458446960, 139757458297424, 139757458278400, -4670133243130263085, -4685500799959676461}, __mask_was_saved = -777514416, __saved_mask = {__val = {4097, 139757458426432, 139757394063632, 139757458499888, 139757458446960, 139757458297424, 139757458278400, 139757396724188, 139757458446960, 139757458446976, 139757458446960, 139757458297424, 139757458278400, 139757458426432, 139757394063632, 139757458499888}}}}} catchp = 0x7f1bcf93d800 old = #9 0x00007f1bcdd3f6ad in _dlerror_run (operate=operate@entry=0x7f1bcdd3f110 , args=0x7f1bd1ab2930) at dlerror.c:163 result = 0x7f1bd1aa0a40 #10 0x00007f1bcdd3f13f in __dlclose (handle=) at dlclose.c:46 #11 0x00007f1bcf569299 in _g_module_close (handle=, is_unref=0) at gmodule-dl.c:136 #12 0x00007f1bcf569412 in g_module_close (module=0x7f1bd1ab1210) at gmodule.c:759 ---Type to continue, or q to quit--- last = node = __FUNCTION__ = "g_module_close" #13 0x00007f1bcf9aa125 in pk_backend_finalize (object=0x7f1bd1aa5a70 [PkBackend]) at pk-backend.c:960 backend = 0x7f1bd1aa5a70 [PkBackend] __FUNCTION__ = "pk_backend_finalize" #14 0x00007f1bce86fef6 in g_object_unref (_object=0x7f1bd1aa5a70) at gobject.c:3129 weak_locations = old_ref = object = 0x7f1bd1aa5a70 [PkBackend] #15 0x00007f1bcf9b5b7b in pk_engine_finalize (object=0x7f1bd1a82170 [PkEngine]) at pk-engine.c:1817 ret = engine = 0x7f1bd1a82170 [PkEngine] __FUNCTION__ = "pk_engine_finalize" #16 0x00007f1bce86fef6 in g_object_unref (_object=0x7f1bd1a82170) at gobject.c:3129 weak_locations = old_ref = object = 0x7f1bd1a82170 [PkEngine] #17 0x00007f1bcf99f582 in main (argc=1, argv=0x7fff02dc41e8) at pk-main.c:361 ret = disable_timer = 0 version = 0 timed_exit = 0 immediate_exit = 0 keep_environment = 0 backend_name = 0x7f1bd1a81230 "auto" conf_filename = engine = 0x7f1bd1a82170 [PkEngine] conf = 0x7f1bd1a7cc00 error = 0x0 context = timer_id = options = {{long_name = 0x7f1bcf9c58c5 "backend", short_name = 0 '\000', flags = 0, arg = G_OPTION_ARG_STRING, arg_data = 0x7fff02dc3f60, description = 0x7f1bcf9be900 "Packaging backend to use, e.g. dummy", arg_description = 0x0}, {long_name = 0x7f1bcf9be732 "disable-timer", short_name = 0 '\000', flags = 0, arg = G_OPTION_ARG_NONE, arg_data = 0x7fff02dc3f4c, description = 0x7f1bcf9be740 "Disable the idle timer", arg_description = 0x0}, {long_name = 0x7f1bcf9be757 "version", short_name = 0 '\000', flags = 0, arg = G_OPTION_ARG_NONE, arg_data = 0x7fff02dc3f50, description = 0x7f1bcf9be75f "Show version and exit", arg_description = 0x0}, {long_name = 0x7f1bcf9be775 "timed-exit", short_name = 0 '\000', flags = 0, arg = G_OPTION_ARG_NONE, arg_data = 0x7fff02dc3f54, description = 0x7f1bcf9be780 "Exit after a small delay", arg_description = 0x0}, {long_name = 0x7f1bcf9be799 "immediate-exit", short_name = 0 '\000', flags = 0, arg = G_OPTION_ARG_NONE, arg_data = 0x7fff02dc3f58, description = 0x7f1bcf9be928 "Exit after the engine has loaded", arg_description = 0x0}, {long_name = 0x7f1bcf9be7a8 "keep-environment", short_name = 0 '\000', flags = 0, arg = G_OPTION_ARG_NONE, arg_data = 0x7fff02dc3f5c, description = 0x7f1bcf9be950 "Don't clear environment on startup", arg_description = 0x0}, {long_name = 0x0, short_name = 0 '\000', flags = 0, arg = G_OPTION_ARG_NONE, arg_data = 0x0, description = ---Type to continue, or q to quit--- 0x0, arg_description = 0x0}}