dmabug:   (defaults were:            1               0                 1                    0)
dmabug:   enable_dp_mst=1 enable_dpcd_backlight=0 enable_gvt=0 (last member; 4-byte store ends in padding)
dmabug:   enable_hangcheck=1 fastboot=0 prefault_disable=0 load_detect_test=0
dmabug: i915_modparams @ 0xffffffff8331f640 (sizeof=120)
dmabug:   error_capture=1  disable_display=0  verbose_state_checks=1  nuclear_pageflip=0
dmabug:   (defaults were:            1               0                 1                    0)
dmabug:   enable_dp_mst=1 enable_dpcd_backlight=0 enable_gvt=0 (last member; 4-byte store ends in padding)
dmabug:   enable_hangcheck=1 fastboot=0 prefault_disable=0 load_detect_test=0
<6>[drm] Got Intel graphics stolen memory base 0x0, size 0x0
dmabug: i915 probe loaded; i915_modparams=0xffffffff8331f640 (error_capture@110 verbose_state_checks@112 enable_gvt@116)
dmabug: i915_modparams @ 0xffffffff8331f640 (sizeof=120)
dmabug:   error_capture=1  disable_display=0  verbose_state_checks=1  nuclear_pageflip=0
dmabug:   (defaults were:            1               0                 1                    0)
dmabug:   enable_dp_mst=0 enable_dpcd_backlight=0 enable_gvt=0 (last member; 4-byte store ends in padding)
dmabug:   enable_hangcheck=1 fastboot=0 prefault_disable=0 load_detect_test=0
dmabug: i915_modparams @ 0xffffffff8331f640 (sizeof=120)
dmabug:   error_capture=1  disable_display=0  verbose_state_checks=1  nuclear_pageflip=0
dmabug:   (defaults were:            1               0                 1                    0)
dmabug:   enable_dp_mst=0 enable_dpcd_backlight=0 enable_gvt=0 (last member; 4-byte store ends in padding)
dmabug:   enable_hangcheck=1 fastboot=0 prefault_disable=0 load_detect_test=0
dmabug: mkfd: uid=65534 dmabuf=0xfffff8008d981f98 file=0xfffff8011738c900 fd=3 f_count=2 (expect 2: falloc + fd-table)
dmabug: check: dmabuf=0xfffff8008d981f98 file=0xfffff8011738c900 f_count=1 (fd closed, no other owner exists; >=1 => LEAK, 0/freed => ok)
Sep 30 05:35:06 dfbsd last message repeated 2 times
dmabug: panic: uid=65534 dmabuf fd=3 f_ops=0xffffffff82672180 fo_shutdown=0 (NULL => indirect call to 0)
dmabug: panic: calling kern_shutdown(3, SHUT_RDWR) -- same path as an unprivileged shutdown(2) on a prime fd
Fatal user address access from kernel mode from panic_trigger at 0000000000000000


Fatal trap 12: page fault while in kernel mode
cpuid = 5; lapic id = 5
fault virtual address	= 0x0
fault code		= supervisor read instruction, page not present
instruction pointer	= 0x8:0x0
stack pointer	        = 0x10:0xfffff80117f6f740
frame pointer	        = 0x10:0xfffff80117f6f758
code segment		= base 0x0, limit 0xfffff, type 0x1b
			= DPL 0, pres 1, long 0, def32 0, gran 1
processor eflags	= interrupt enabled, resume, IOPL = 0
current process		= 1312
current thread          = pri 6 
kernel: type 12 trap, code=10

CPU5 stopping CPUs: 0x0000001f
 stopped
Stopped at      0:

Fatal trap 12: page fault while in kernel mode
cpuid = 5; lapic id = 5
fault virtual address	= 0x0
fault code		= supervisor read data, page not present
instruction pointer	= 0x8:0xffffffff80bccb70
stack pointer	        = 0x10:0xfffff80117f6f3e0
frame pointer	        = 0x10:0xfffff80117f6f408
code segment		= base 0x0, limit 0xfffff, type 0x1b
			= DPL 0, pres 1, long 1, def32 0, gran 1
processor eflags	= interrupt enabled, resume, IOPL = 0
current process		= 1312
current thread          = pri 6 (CRIT)
      kernel: type 12 trap, code=0
db>