#0  0x00007f434c9faa75 in raise () from /lib/libc.so.6
No symbol table info available.
#1  0x00007f434c9fe5c0 in abort () from /lib/libc.so.6
No symbol table info available.
#2  0x00007f434c9f3941 in __assert_fail () from /lib/libc.so.6
No symbol table info available.
#3  0x00007f434aa1a54c in nouveau_pushbuf_flush ()
   from /lib/libdrm_nouveau.so.1
No symbol table info available.
#4  0x00007f434ac2bcd7 in NVBlockHandler (i=0, blockData=0x0, 
    pTimeout=<value optimized out>, pReadmask=<value optimized out>)
    at /usr/include/nouveau/nouveau_pushbuf.h:125
	pScreen = (ScreenPtr) 0x21c6220
	pScrnInfo = (ScrnInfoPtr) 0x21bbb70
	pNv = (NVPtr) 0x21bc8d0
#5  0x00000000005688d4 in ?? ()
No symbol table info available.
#6  0x00000000004a5700 in ?? ()
No symbol table info available.
#7  0x0000000000435df0 in BlockHandler ()
No symbol table info available.
#8  0x000000000045f901 in WaitForSomething ()
No symbol table info available.
#9  0x0000000000430952 in ?? ()
No symbol table info available.
#10 0x00000000004261aa in _start ()
No symbol table info available.