(gdb) thread apply all bt

Thread 5 (Thread 0xb43ffb40 (LWP 29638)):
#0  0xb7710424 in __kernel_vsyscall ()
#1  0xb6f269db in poll () at ../sysdeps/unix/syscall-template.S:81
#2  0xb707c2db in g_poll () from /lib/i386-linux-gnu/libglib-2.0.so.0
#3  0xb706d6d0 in ?? () from /lib/i386-linux-gnu/libglib-2.0.so.0
#4  0xb706dc2b in g_main_loop_run () from /lib/i386-linux-gnu/libglib-2.0.so.0
#5  0xb6b4ebca in ?? () from /usr/lib/i386-linux-gnu/libgio-2.0.so.0
#6  0xb7092fc3 in ?? () from /lib/i386-linux-gnu/libglib-2.0.so.0
#7  0xb6ffed78 in start_thread (arg=0xb43ffb40) at pthread_create.c:311
#8  0xb6f35fee in clone () at ../sysdeps/unix/sysv/linux/i386/clone.S:131

Thread 4 (Thread 0xb4d23b40 (LWP 30440)):
#0  0xb7710424 in __kernel_vsyscall ()
#1  0xb6efe776 in nanosleep () at ../sysdeps/unix/syscall-template.S:81
#2  0xb6f2e96d in usleep (useconds=100000) at ../sysdeps/unix/sysv/linux/usleep.c:32
#3  0x0805dec8 in ?? ()
#4  0x0805b047 in ?? ()
#5  0xb7092fc3 in ?? () from /lib/i386-linux-gnu/libglib-2.0.so.0
#6  0xb703cc96 in ?? () from /lib/i386-linux-gnu/libglib-2.0.so.0
#7  0xb6ffed78 in start_thread (arg=0xb4d23b40) at pthread_create.c:311
#8  0xb6f35fee in clone () at ../sysdeps/unix/sysv/linux/i386/clone.S:131

Thread 3 (Thread 0x977ffb40 (LWP 30441)):
#0  0xb7710424 in __kernel_vsyscall ()
#1  0xb6efe776 in nanosleep () at ../sysdeps/unix/syscall-template.S:81
#2  0xb6f2e96d in usleep (useconds=100) at ../sysdeps/unix/sysv/linux/usleep.c:32
#3  0x0805d860 in ?? ()
#4  <signal handler called>
#5  0xb7710424 in __kernel_vsyscall ()
#6  0xb6e72df0 in __sigprocmask (how=1, set=0x0, oset=0x0) at ../sysdeps/unix/sysv/linux/sigprocmask.c:59
#7  0x0805d7ab in ?? ()
#8  0x0805dc66 in ?? ()
#9  0x0805eaec in ?? ()
#10 0x0805a43e in ?? ()
#11 0xb7092fc3 in ?? () from /lib/i386-linux-gnu/libglib-2.0.so.0
#12 0xb703cc96 in ?? () from /lib/i386-linux-gnu/libglib-2.0.so.0
#13 0xb6ffed78 in start_thread (arg=0x977ffb40) at pthread_create.c:311
#14 0xb6f35fee in clone () at ../sysdeps/unix/sysv/linux/i386/clone.S:131

Thread 2 (Thread 0x96ffeb40 (LWP 30442)):
#0  0xb7710424 in __kernel_vsyscall ()
#1  0xb6efe776 in nanosleep () at ../sysdeps/unix/syscall-template.S:81
#2  0xb6f2e96d in usleep (useconds=100000) at ../sysdeps/unix/sysv/linux/usleep.c:32
#3  0x0805b6b1 in ?? ()
#4  0xb7092fc3 in ?? () from /lib/i386-linux-gnu/libglib-2.0.so.0
#5  0xb703cc96 in ?? () from /lib/i386-linux-gnu/libglib-2.0.so.0
#6  0xb6ffed78 in start_thread (arg=0x96ffeb40) at pthread_create.c:311
#7  0xb6f35fee in clone () at ../sysdeps/unix/sysv/linux/i386/clone.S:131

Thread 1 (Thread 0xb5232ac0 (LWP 29636)):
#0  0xb7710424 in __kernel_vsyscall ()
#1  0xb6f247fc in __close_nocancel () at ../sysdeps/unix/syscall-template.S:81
#2  0xb6eb65e1 in _IO_new_file_close_it (fp=fp@entry=0x9379e00) at fileops.c:172
#3  0xb6ea9d90 in _IO_new_fclose (fp=0x9379e00) at iofclose.c:59
#4  0x0805c4ac in ?? ()
#5  0x0805d854 in ?? ()
#6  <signal handler called>
#7  0xb7710424 in __kernel_vsyscall ()
#8  0xb6f269db in poll () at ../sysdeps/unix/syscall-template.S:81
#9  0xb707c2db in g_poll () from /lib/i386-linux-gnu/libglib-2.0.so.0
#10 0xb706d6d0 in ?? () from /lib/i386-linux-gnu/libglib-2.0.so.0
#11 0xb706dc2b in g_main_loop_run () from /lib/i386-linux-gnu/libglib-2.0.so.0
#12 0xb73a1710 in gtk_main () from /usr/lib/i386-linux-gnu/libgtk-x11-2.0.so.0
#13 0x0804d2cc in ?? ()
#14 0xb6e5d935 in __libc_start_main (main=0x804cc10, argc=1, ubp_av=0xbfdbf784, init=0x805fa10, fini=0x805fa80, rtld_fini=0xb7720600 <_dl_fini>, stack_end=0xbfdbf77c) at libc-start.c:260
#15 0x0804d389 in ?? ()