.
Thread 1 (process 19786):
#0  0x080f95fc in ?? ()
No symbol table info available.
#1  0x080f99f0 in ?? ()
No symbol table info available.
#2  0xb626ccc7 in ?? () from /usr/lib/xorg/modules/drivers//nvidia_drv.so
No symbol table info available.
Backtrace stopped: previous frame inner to this frame (corrupt stack?)