[Bug 274810] FreeBSD 14.0-RC3 early crash during boot on Vultr

https://bugs.freebsd.org/bugzilla/show_bug.cgi?id=274810

            Bug ID: 274810
           Summary: FreeBSD 14.0-RC3 early crash during boot on Vultr
           Product: Base System
           Version: 14.0-STABLE
          Hardware: amd64
                OS: Any
            Status: New
          Severity: Affects Some People
          Priority: ---
         Component: kern
          Assignee: bugs@FreeBSD.org
          Reporter: zlei@FreeBSD.org

Created attachment 245990
  --> https://bugs.freebsd.org/bugzilla/attachment.cgi?id=245990&action=edit
Vultr FreeBSD 14.0-RC3 crash

I noticed this while upgrading one of my Vultr VM from 13.2 to 14.0-RC3.
Managed to repeat this with a new VM, and FreeBSD-14.0-RC3-amd64-bootonly.iso
from FreeBSD's public ftp site.

A text version of the page fault (copied from the screen shot, at my best):

current process = 0 (swapper )
rdi: 0000000000000000 rsi: 0000000000000000 rdx: 0000000000000000
rcx: 0000000000000000  r8: 0000000000000000  r9: fffffe00463a1000
rax: 0000000000000000 rbx: fffff80003610900 rbp: ffffffff828b6e00
r10: 0000000000000000 r11: fffff8000302ed10 r12: fffffe0044f51000
r13: 0000000000000000 r14: 0000000000000000 r15: fffffe0044f51000
trap number = 12
panic: page fault
cpuid = 0
time = 2
DB: stack backtrace:
#0 0xffffffff80b9002d at kdb_backtrace+0x5d
#1 0xffffffff80b43132 at vpanic+0x132
#2 0xffffffff80b42ff3 at panic+0x43
#3 0xffffffff8100c85c at trap_fatal +0x48c
#4 0xffffffff8100cBaf at trap_pfault+0x4f
#5 0xffffffff80fe3818 at calltrap+0x8
#6 0xffffffff80f89a5b at vmbus_intrhook+0x27b
#7 0xffffffff80blafe1 at run_interrupt_driven_config_hooks+0xd1
#8 0xffffffff88670431 at boot_run_interrupt_driven_config_hooks+0x21
#9 0xffffffff80acc3c5 at mi_startup+0xb5
#10 0xffffffff80376023 at btext+0x23
Uptime: 25
Automatic reboot in 15 seconds - press a key on the console to abort

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