FWOH: ARCV INJECT buf_offset=-4072 -> rlen_old=24 (EXCEEDS 16) -> REAL fwohci_arcv
why rlen < 0
panic: vm_fault: fault on stack guard, addr: 0xfffff80116b51000
cpuid = 5
Trace beginning at frame 0xfffff80116b54138
vm_fault() at vm_fault+0x12eb 0xffffffff809984fb 
vm_fault() at vm_fault+0x12eb 0xffffffff809984fb 
trap_pfault() at trap_pfault+0x9a 0xffffffff80bd5bea 
trap() at trap+0x17c 0xffffffff80bd64ec 
calltrap() at calltrap+0x9 0xffffffff80b99b1a 
--- trap 000000000000000c, rip = ffffffff80bcb46f, rsp = fffff80116b54540, rbp = fffff80116b54608 ---
memmove() at memmove+0x24f 0xffffffff80bcb46f 
fwoctl_ioctl() at fwoctl_ioctl+0x1302 0xffffffff80a7f752 
boot() called on cpu#5
Uptime: 1m26s
Physical memory: 4060 MB
Dumping 663 MB: 648 632 616 600 584 568 552 536 520 504 488 472 456 440 424 408 392 376 360 344 328 312 296 280 264 248 232 216 200 184 168 152 136 120 104 88 72 56 40 24 8
Dump complete