#0 0x0000000000411af0 in totem_embedded_play (emb=0x1766400, error=) at totem-plugin-viewer.c:539 err = (GError *) $2 = -99 . Thread 2 (process 7955): #0 0x00007f2e6494c8f1 in nanosleep () from /lib/libpthread.so.0 #1 0x00007f2e6428cf38 in IA__g_usleep (microseconds=) at /build/buildd/glib2.0-2.21.4/glib/gtimer.c:170 request = {tv_sec = 0, tv_nsec = 50000000} remaining = {tv_sec = 0, tv_nsec = 35619004} #2 0x00007f2e5da8f6c8 in gst_xvimagesink_event_thread (xvimagesink=0x1a97d00) at xvimagesink.c:1633 __PRETTY_FUNCTION__ = "gst_xvimagesink_event_thread" #3 0x00007f2e6428ac14 in g_thread_create_proxy (data=0x1ab2360) at /build/buildd/glib2.0-2.21.4/glib/gthread.c:635 __PRETTY_FUNCTION__ = "g_thread_create_proxy" #4 0x00007f2e64944a04 in start_thread () from /lib/libpthread.so.0 #5 0x00007f2e63a595fd in clone () at ../sysdeps/unix/sysv/linux/x86_64/clone.S:112 No locals. #6 0x0000000000000000 in ?? () . Thread 1 (process 7953): #0 0x0000000000411af0 in totem_embedded_play (emb=0x1766400, error=) at totem-plugin-viewer.c:539 err = (GError *) $3 = -99 rax 0x0 0 rbx 0x1766400 24536064 rcx 0x7f2e69302760 139837309986656 rdx 0x42b6d0 4372176 rsi 0x10 16 rdi 0x42ade8 4369896 rbp 0x0 0x0 rsp 0x7fff28d4ccf0 0x7fff28d4ccf0 r8 0x1 1 r9 0x3 3 r10 0x1 1 r11 0x206 518 r12 0x1d42240 30679616 r13 0x1 1 r14 0x7fff28d4ce50 140733878423120 r15 0x0 0 rip 0x411af0 0x411af0 eflags 0x10246 [ PF ZF IF RF ] cs 0x33 51 ss 0x2b 43 ds 0x0 0 es 0x0 0 fs 0x0 0 gs 0x0 0 fctrl 0x37f 895 fstat 0x20 32 ftag 0xffff 65535 fiseg 0x0 0 fioff 0x0 0 foseg 0x0 0 fooff 0x0 0 fop 0x0 0 mxcsr 0x1fa2 [ DE PE IM DM ZM OM UM PM ]