$ /tmp/poc_df3634
open(/dev/dri/card0): No such file or directory
=> no DRM device available; cannot exercise i915_gem_mmap_ioctl on this guest
exit=2

$ ls /dev/dri; pciconf -l | grep vga; kldstat -v | grep -ci i915:
ls: /dev/dri: No such file or directory
vgapci0@pci0:0:2:0:	class=0x030000 card=0x11001af4 chip=0x11111234 rev=0x02 hdr=0x00
no drm modules loaded