.
Thread 1 (process 5258):
#0  0xb7bf0454 in ?? () from /usr/lib/libXrandr.so.2
#1  0x000200f9 in ?? ()
#2  0x082b8f08 in ?? ()
#3  0x00000048 in ?? ()
#4  0xb7cf4b2c in ?? () from /usr/lib/libX11.so.6
#5  0x00000000 in ?? ()