#0  0x00007ffff584b0d0 in raise () from /lib64/libc.so.6
#1  0x00007ffff584c6b1 in abort () from /lib64/libc.so.6
#2  0x00007ffff58436fa in __assert_fail_base () from /lib64/libc.so.6
#3  0x00007ffff5843772 in __assert_fail () from /lib64/libc.so.6
#4  0x0000555555593fe7 in dixGetPrivateAddr (key=<optimized out>, key=<optimized out>, privates=<optimized out>) at ../include/privates.h:122
#5  0x000055555563754f in dixGetPrivateAddr (key=<optimized out>, key=<optimized out>, privates=<optimized out>) at compwindow.c:325
#6  dixLookupPrivate (key=<optimized out>, privates=<optimized out>) at ../include/privates.h:165
#7  compIsAlternateVisual (pScreen=<optimized out>, visual=<optimized out>) at compwindow.c:326
#8  0x00007ffff3467307 in pickFBConfig (pGlxScreen=0x555555a2c280, pGlxScreen=0x555555a2c280, visual=0x5555559fec90) at glxscreens.c:283
#9  __glXScreenInit (pGlxScreen=pGlxScreen@entry=0x555555a2c280, pScreen=pScreen@entry=0x555555a01370) at glxscreens.c:350
#10 0x00007ffff3466965 in __glXDRIscreenProbe (pScreen=0x555555a01370) at glxdriswrast.c:491
#11 0x00007ffff3465db5 in GlxExtensionInit () at glxext.c:399
#12 0x000055555561aedd in InitExtensions (argc=argc@entry=4, argv=argv@entry=0x7fffffffe2b8) at ../../../mi/miinitext.c:339
#13 0x00005555555ac09f in dix_main (argc=4, argv=0x7fffffffe2b8, envp=<optimized out>) at main.c:201
#14 0x00007ffff5835f4a in __libc_start_main () from /lib64/libc.so.6
#15 0x0000555555595f3a in _start () at ../sysdeps/x86_64/start.S:120