DF-4366 run transcript (host side; decisive run)
================================================

$ dfbsd-qemu/vm.sh run_root 'kldload /root/kmod/amdgpu_parser_replica.ko && echo KLD_OK'
KLD_OK
--- firing ---
$ dfbsd-qemu/vm.sh run_root 'sysctl kern.amdgparun=1'
kern.amdgparun: 0
(host-side ssh command then timed out -- guest died mid-session)
SSH_DIED
$ dfbsd-qemu/vm.sh status
down
--- serial console (dfbsd-qemu/boot.log tail, full copy in panic.txt) ---
login: amdgparun: loaded (pp_power_profile_mode parser replica)
amdgparun: walking 6-byte content, last byte 0x00
Fatal user address access from kernel mode from sysctl at ffffffff82600150

Fatal trap 12: page fault while in kernel mode
cpuid = 1; lapic id = 1
fault virtual address	= 0x0
fault code		= supervisor read data, page not present
instruction pointer	= 0x8:0xffffffff82600150
stack pointer	        = 0x10:0xfffff8011825d6d8
frame pointer	        = 0x10:0xfffff8011825d768
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		= 1381
current thread          = pri 6
kernel: type 12 trap, code=0

CPU1 stopping CPUs: 0x0000003d
 stopped
Stopped at      run_parse.part.1+0xe0:  movzbl  (%rax),%edx
db>

Guest reset afterwards: vm.sh reset with-src (clean).