.
Thread 1 (process 7513):
#0  0x00007f5f8709cb38 in gettimeofday () from /lib/libc.so.6
#1  0x00007f5f87656eae in ?? () from /usr/lib/libGL.so.1
#2  0x00007f5f86222a13 in _nv000199gl () from /usr/lib/libGLcore.so.1
#3  0x00007f5f87686ecc in _init () from /usr/lib/libGL.so.1
#4  0x00007f5f877fcc70 in ?? () from /lib64/ld-linux-x86-64.so.2
#5  0x00007f5f877eeaca in ?? () from /lib64/ld-linux-x86-64.so.2
#6  0x0000000000000001 in ?? ()
#7  0x00007fff8fa0e721 in ?? ()
#8  0x0000000000000000 in ?? ()