Comment 7 for bug 151536

Here is a updated backtrace:

$ gdb -p 6969
(gdb) thread apply all bt

Thread 3 (Thread 0xb6f95b90 (LWP 7016)):
#0 0xffffe410 in __kernel_vsyscall ()
#1 0xb7634697 in poll () from /lib/tls/i686/cmov/libc.so.6
#2 0xb7749166 in g_main_context_iterate (context=0x8064d90, block=1,
    dispatch=1, self=0x8061128)
    at /build/buildd/glib2.0-2.15.3/glib/gmain.c:3006
#3 0xb7749517 in IA__g_main_loop_run (loop=0x80531b0)
    at /build/buildd/glib2.0-2.15.3/glib/gmain.c:2905
#4 0xb7848c30 in ?? () from /usr/lib/libORBit-2.so.0
#5 0x080531b0 in ?? ()
#6 0xb77bc248 in ?? () from /usr/lib/libglib-2.0.so.0
#7 0xb6f953d8 in ?? ()
#8 0xb776e01f in g_thread_create_proxy (data=0x8061128)
    at /build/buildd/glib2.0-2.15.3/glib/gthread.c:635
Backtrace stopped: frame did not save the PC

Thread 2 (Thread 0xb4dffb90 (LWP 7042)):
#0 0xffffe410 in __kernel_vsyscall ()
#1 0xb7634697 in poll () from /lib/tls/i686/cmov/libc.so.6
#2 0xb7749166 in g_main_context_iterate (context=0x80894c8, block=1,
    dispatch=1, self=0x8082868)
    at /build/buildd/glib2.0-2.15.3/glib/gmain.c:3006
#3 0xb7749517 in IA__g_main_loop_run (loop=0x8089348)
    at /build/buildd/glib2.0-2.15.3/glib/gmain.c:2905
#4 0xb7f8c592 in ?? () from /usr/lib/libebook-1.2.so.9
#5 0x08089348 in ?? ()
#6 0x00000000 in ?? ()

Thread 1 (Thread 0xb723f8c0 (LWP 6969)):
#0 0xb76be595 in pthread_mutex_lock () from /lib/tls/i686/cmov/libpthread.so.0
#1 0xb7745dd4 in IA__g_main_context_dispatch (context=0x805d2a8)
    at /build/buildd/glib2.0-2.15.3/glib/gmain.c:2074
#2 0xb7749133 in g_main_context_iterate (context=0x805d2a8, block=1,
    dispatch=1, self=0x804e490)
    at /build/buildd/glib2.0-2.15.3/glib/gmain.c:2697
#3 0xb7749517 in IA__g_main_loop_run (loop=0x80a9330)
    at /build/buildd/glib2.0-2.15.3/glib/gmain.c:2905
#4 0xb7895d53 in bonobo_main () from /usr/lib/libbonobo-2.so.0
#5 0x0804b974 in ?? ()
#6 0x0804c3c7 in ?? ()
#7 0x00000020 in ?? ()
---Type <return> to continue, or q <return> to quit---
#8 0x0804c4e3 in ?? ()
#9 0x00000000 in ?? ()
#0 0xb76be595 in pthread_mutex_lock () from /lib/tls/i686/cmov/libpthread.so.0

$ strace -p 6969
poll([{fd=5, events=POLLIN}, {fd=7, events=POLLIN|POLLPRI}], 2, 0) = 0

$ ltrace -p 6969
--- SIGSTOP (Stopped (signal)) ---
--- SIGSTOP (Stopped (signal)) ---