[Bug 268569] Fatal trap 12: page fault while in kernel mode - WARNING !drm_modeset_is_locked(&crtc->mutex) failed

https://bugs.freebsd.org/bugzilla/show_bug.cgi?id=268569

--- Comment #1 from Martin Filla <freebsd@sysctl.cz> ---
Created attachment 239030
  --> https://bugs.freebsd.org/bugzilla/attachment.cgi?id=239030&action=edit
core.txt.4


__curthread () at /usr/src/sys/amd64/include/pcpu_aux.h:55
warning: Source file is more recent than executable.
55              __asm("movq %%gs:%P1,%0" : "=r" (td) : "n" (offsetof(struct
pcpu,
(kgdb) #0  __curthread () at /usr/src/sys/amd64/include/pcpu_aux.h:55
#1  doadump (textdump=<optimized out>)
    at /usr/src/sys/kern/kern_shutdown.c:371
#2  0xffffffff80be1255 in kern_reboot (howto=260)
    at /usr/src/sys/kern/kern_shutdown.c:452
panic: page fault
cpuid = 1
time = 1672061030
KDB: stack backtrace:
#0 0xffffffff80c2d4a5 at kdb_backtrace+0x65
#1 0xffffffff80be163b at vpanic+0x17b
#2 0xffffffff80be14b3 at panic+0x43
#3 0xffffffff810fd961 at trap_fatal+0x391
#4 0xffffffff810fd9bf at trap_pfault+0x4f
#5 0xffffffff810fd006 at trap+0x286
#6 0xffffffff810d51a8 at calltrap+0x8
#7 0xffffffff82d41128 at vboxNetFltPortOsXmit+0x128
#8 0xffffffff82d45136 at vboxNetFltPortXmit+0xf6
#9 0xffffffff8310005e at __stop_set_sysinit_set+0x122216
#10 0xffffffff830fad0a at __stop_set_sysinit_set+0x11cec2
#11 0xffffffff830fa32c at __stop_set_sysinit_set+0x11c4e4
#12 0xffffffff8300ef0c at __stop_set_sysinit_set+0x310c4
#13 0xffffffff8249a140 at supdrvIOCtlInnerUnrestricted+0x2560
#14 0xffffffff82497ba0 at supdrvIOCtl+0x2d0
#15 0xffffffff824bc396 at VBoxDrvFreeBSDIOCtlSlow+0x456
#16 0xffffffff824bbdaa at VBoxDrvFreeBSDIOCtl+0x8a
#17 0xffffffff80a99be0 at devfs_ioctl+0xb0
Uptime: 2h43m0s
Dumping 2557 out of 11932 MB:..1%..11%..21%..31%..41%..51%..61%..71%..81%..91%

__curthread () at /usr/src/sys/amd64/include/pcpu_aux.h:55
warning: Source file is more recent than executable.
55              __asm("movq %%gs:%P1,%0" : "=r" (td) : "n" (offsetof(struct
pcpu,
(kgdb) #0  __curthread () at /usr/src/sys/amd64/include/pcpu_aux.h:55
#1  doadump (textdump=<optimized out>)
    at /usr/src/sys/kern/kern_shutdown.c:371
#2  0xffffffff80be1255 in kern_reboot (howto=260)
    at /usr/src/sys/kern/kern_shutdown.c:452
#3  0xffffffff80be1693 in vpanic (fmt=<optimized out>, ap=<optimized out>)
    at /usr/src/sys/kern/kern_shutdown.c:881
#4  0xffffffff80be14b3 in panic (fmt=<unavailable>)
    at /usr/src/sys/kern/kern_shutdown.c:808
#5  0xffffffff810fd961 in trap_fatal (frame=0xfffffe00af9c0ec0, eva=27508776)
    at /usr/src/sys/amd64/amd64/trap.c:921
#6  0xffffffff810fd9bf in trap_pfault (frame=0xfffffe00af9c0ec0, 
    usermode=<optimized out>, signo=<optimized out>, ucode=<optimized out>)
    at /usr/src/sys/amd64/amd64/trap.c:739
#7  0xffffffff810fd006 in trap (frame=0xfffffe00af9c0ec0)
    at /usr/src/sys/amd64/amd64/trap.c:405
#8  <signal handler called>
#9  0xffffffff80ce57b1 in ether_output_frame (ifp=0xfffff801e584f000, 
    m=<optimized out>) at /usr/src/sys/net/if_ethersubr.c:470
#10 0xffffffff82d41128 in vboxNetFltPortOsXmit ()
   from /boot/modules/vboxnetflt.ko
#11 0xffffffff82d45136 in vboxNetFltPortXmit ()
   from /boot/modules/vboxnetflt.ko
#12 0xffffffff8310005e in ?? ()
#13 0x00000104af9c1140 in ?? ()
#14 0xfffff80260512740 in ?? ()
#15 0x0000000000000000 in ?? ()

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