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Thread 1 (Thread 0x7f67d301b880 (LWP 31646)):
#0  0x00007f67d3b23405 in raise () from /lib/x86_64-linux-gnu/libc.so.6
No symbol table info available.
#1  0x00007f67d3b26b6b in abort () from /lib/x86_64-linux-gnu/libc.so.6
No symbol table info available.
#2  0x00007f67d5d0f97e in OsAbort ()
No symbol table info available.
#3  0x00007f67d5bf6c4c in ddxGiveUp ()
No symbol table info available.
#4  0x00007f67d5d14912 in ?? ()
No symbol table info available.
#5  0x00007f67d5d1515d in FatalError ()
No symbol table info available.
#6  0x00007f67d5d0d72e in ?? ()
No symbol table info available.
#7  <signal handler called>
No symbol table info available.
#8  0x00007f67d2776178 in ?? () from /usr/lib/xorg/modules/drivers/radeon_drv.so
No symbol table info available.
#9  0x00007f67d5cda8fc in ?? ()
No symbol table info available.
#10 0x00007f67d5cdb276 in ?? ()
No symbol table info available.
#11 0x00007f67d5cdb690 in DRI2GetBuffersWithFormat ()
No symbol table info available.
#12 0x00007f67d5cdd140 in ?? ()
No symbol table info available.
#13 0x00007f67d5bb6a41 in ?? ()
No symbol table info available.
#14 0x00007f67d5ba555a in ?? ()
No symbol table info available.
#15 0x00007f67d3b0e76d in __libc_start_main () from /lib/x86_64-linux-gnu/libc.so.6
No symbol table info available.
#16 0x00007f67d5ba589d in _start ()
No symbol table info available.