[Thread debugging using libthread_db enabled]
[New Thread 0x7fb2be5ff700 (LWP 1793)]
[New Thread 0x7fb2c5aff700 (LWP 1760)]
[New Thread 0x7fb2da34e700 (LWP 1582)]
[New Thread 0x7fb2dab4f700 (LWP 1578)]
[New Thread 0x7fb2db557700 (LWP 1575)]
[New Thread 0x7fb2dbd58700 (LWP 1574)]
0x00007fb2ece17073 in poll () from /lib/libc.so.6
#0  0x00007fb2ece17073 in poll () from /lib/libc.so.6
#1  0x00007fb2e302dba2 in ?? () from /usr/lib/libxcb.so.1
#2  0x00007fb2e302f14f in xcb_wait_for_reply () from /usr/lib/libxcb.so.1
#3  0x00007fb2e68c6c2d in _XReply () from /usr/lib/libX11.so.6
#4  0x00007fb2e826c0cb in ?? () from /usr/lib/libGL.so.1
#5  0x00007fb2e826a4c1 in ?? () from /usr/lib/libGL.so.1
#6  0x00007fb2e824365e in ?? () from /usr/lib/libGL.so.1
#7  0x00007fb2e7df22fe in ?? () from /usr/lib/libcogl.so.5
#8  0x00007fb2e7df2590 in ?? () from /usr/lib/libcogl.so.5
#9  0x00007fb2ee3ec340 in ?? () from /usr/lib/libclutter-glx-1.0.so.0
#10 0x00007fb2ee44e02a in ?? () from /usr/lib/libclutter-glx-1.0.so.0
#11 0x00007fb2ee435840 in ?? () from /usr/lib/libclutter-glx-1.0.so.0
#12 0x00007fb2ed33384d in g_main_context_dispatch () from /usr/lib/libglib-2.0.so.0
#13 0x00007fb2ed334048 in ?? () from /usr/lib/libglib-2.0.so.0
#14 0x00007fb2ed334582 in g_main_loop_run () from /usr/lib/libglib-2.0.so.0
#15 0x00007fb2eef3d161 in meta_run () from /usr/lib/libmutter.so.0
#16 0x0000000000402681 in main ()
