Slightly different backtrace when running with G_SLICE=debug-blocks:
#0 magazine_chain_pop_head (magazine_chunks=magazine_chunks@entry=0x1debcaf5220) at gslice.c:532
#1 0x00006dfbe96a646f in thread_memory_magazine1_alloc (ix=<optimized out>, tmem=<optimized out>) at gslice.c:835
#2 g_slice_alloc (mem_size=mem_size@entry=40) at gslice.c:994
#3 0x00006dfbe96b37a2 in g_tree_node_new (key=key@entry=0x1debcb79b10, value=value@entry=0x1debcb79b70) at gtree.c:139
#4 0x00006dfbe96b3cf6 in g_tree_insert_internal (tree=0x1debcb06b20, key=0x1debcb79b10, value=0x1debcb79b70, replace=1) at gtree.c:488
#5 0x00006dfbe96b4357 in g_tree_replace (tree=<optimized out>, key=<optimized out>, value=<optimized out>) at gtree.c:421
#6 0x000001deb8c79e00 in xfsm_properties_set_string (properties=<optimized out>, property_name=<optimized out>, property_value=<optimized out>) at xfsm-properties.c:505
#7 0x000001deb8c7a517 in xfsm_properties_set_from_smprop (properties=properties@entry=0x1debcb06b50, sm_prop=sm_prop@entry=0x1debcb79880) at xfsm-properties.c:656
#8 0x000001deb8c71076 in xfsm_client_merge_properties (client=client@entry=0x1debcb4ecf0, props=props@entry=0x1debcb45ef0, num_props=num_props@entry=7) at xfsm-client.c:346
#9 0x000001deb8c6efde in sm_set_properties (sms_conn=<optimized out>, client_data=0x1debcb4ecf0, num_props=7, props=0x1debcb45ef0) at sm-layer.c:374
#10 0x00006dfbec261033 in _SmsProcessMessage () from /usr/lib/libSM.so.6
#11 0x00006dfbec052a2c in IceProcessMessages () from /usr/lib/libICE.so.6
#12 0x000001deb8c6e63b in ice_process_messages (channel=<optimized out>, condition=<optimized out>, user_data=0x1debcb292c0) at ice-layer.c:111
#13 0x00006dfbe968dde8 in g_main_dispatch (context=0x1debcb27850) at gmain.c:3054
#14 g_main_context_dispatch (context=context@entry=0x1debcb27850) at gmain.c:3630
#15 0x00006dfbe968e0d3 in g_main_context_iterate (context=0x1debcb27850, block=block@entry=1, dispatch=dispatch@entry=1, self=<optimized out>) at gmain.c:3701
#16 0x00006dfbe968e5f4 in g_main_loop_run (loop=0x1debcb380d0) at gmain.c:3895
#17 0x00006dfbeaf9d3b2 in gtk_main () from /usr/lib/libgtk-x11-2.0.so.0
#18 0x000001deb8c6deae in main (argc=1, argv=0x70fa795642c8) at main.c:308
Slightly different backtrace when running with G_SLICE= debug-blocks:
#0 magazine_ chain_pop_ head (magazine_ chunks= magazine_ chunks@ entry=0x1debcaf 5220) at gslice.c:532 memory_ magazine1_ alloc (ix=<optimized out>, tmem=<optimized out>) at gslice.c:835 mem_size@ entry=40) at gslice.c:994 entry=0x1debcb7 9b10, value=value@ entry=0x1debcb7 9b70) at gtree.c:139 insert_ internal (tree=0x1debcb0 6b20, key=0x1debcb79b10, value=0x1debcb7 9b70, replace=1) at gtree.c:488 _set_string (properties= <optimized out>, property_ name=<optimized out>, property_ value=< optimized out>) at xfsm-properties .c:505 _set_from_ smprop (properties= properties@ entry=0x1debcb0 6b50, sm_prop= sm_prop@ entry=0x1debcb7 9880) at xfsm-properties .c:656 merge_propertie s (client= client@ entry=0x1debcb4 ecf0, props=props@ entry=0x1debcb4 5ef0, num_props= num_props@ entry=7) at xfsm-client.c:346 <optimized out>, client_ data=0x1debcb4e cf0, num_props=7, props=0x1debcb4 5ef0) at sm-layer.c:374 libICE. so.6 messages (channel=<optimized out>, condition= <optimized out>, user_data= 0x1debcb292c0) at ice-layer.c:111 0x1debcb27850) at gmain.c:3054 context_ dispatch (context= context@ entry=0x1debcb2 7850) at gmain.c:3630 context_ iterate (context= 0x1debcb27850, block=block@ entry=1, dispatch= dispatch@ entry=1, self=<optimized out>) at gmain.c:3701 80d0) at gmain.c:3895 libgtk- x11-2.0. so.0 42c8) at main.c:308
#1 0x00006dfbe96a646f in thread_
#2 g_slice_alloc (mem_size=
#3 0x00006dfbe96b37a2 in g_tree_node_new (key=key@
#4 0x00006dfbe96b3cf6 in g_tree_
#5 0x00006dfbe96b4357 in g_tree_replace (tree=<optimized out>, key=<optimized out>, value=<optimized out>) at gtree.c:421
#6 0x000001deb8c79e00 in xfsm_properties
#7 0x000001deb8c7a517 in xfsm_properties
#8 0x000001deb8c71076 in xfsm_client_
#9 0x000001deb8c6efde in sm_set_properties (sms_conn=
#10 0x00006dfbec261033 in _SmsProcessMessage () from /usr/lib/libSM.so.6
#11 0x00006dfbec052a2c in IceProcessMessages () from /usr/lib/
#12 0x000001deb8c6e63b in ice_process_
#13 0x00006dfbe968dde8 in g_main_dispatch (context=
#14 g_main_
#15 0x00006dfbe968e0d3 in g_main_
#16 0x00006dfbe968e5f4 in g_main_loop_run (loop=0x1debcb3
#17 0x00006dfbeaf9d3b2 in gtk_main () from /usr/lib/
#18 0x000001deb8c6deae in main (argc=1, argv=0x70fa7956