Program received signal SIGSEGV, Segmentation fault.
0x0000000000000000 in ?? ()
(gdb) bt
#0  0x0000000000000000 in ?? ()
#1  0x00007fa2c4b35e4e in AdjustFrame (arg=<optimized out>, x=0, y=0) at driver.c:964
#2  0x000000000046e978 in xf86SwitchMode (pScreen=0x1c3fa20, mode=mode@entry=0x1c41f30) at xf86Cursor.c:273
#3  0x0000000000478d2c in VidModeSwitchMode (scrnIndex=<optimized out>, mode=0x1c41f30) at xf86VidMode.c:340
#4  0x0000000000488fac in ProcXF86VidModeSwitchToMode (client=<optimized out>) at xf86vmode.c:1168
#5  0x000000000043710e in Dispatch () at dispatch.c:432
#6  0x0000000000426785 in main (argc=6, argv=0x7fffd39d64e8, envp=<optimized out>) at main.c:295
(gdb) up
#1  0x00007fa2c4b35e4e in AdjustFrame (arg=<optimized out>, x=0, y=0) at driver.c:964
964     driver.c: No such file or directory.
(gdb) print crtc
$1 = (xf86CrtcPtr) 0x1c3aaa0
(gdb) print crtc->funcs
$2 = (const xf86CrtcFuncsRec *) 0x7fa2c4d3bd00 <drmmode_crtc_funcs>
(gdb) print pScrn
$3 = <optimized out>
(gdb) print crtc->funcs->mode_set
$4 = (void (*)(xf86CrtcPtr, DisplayModePtr, DisplayModePtr, int, int)) 0x0