GRUB
Embedded BIOS Debugger Invalid Opcode Trap
EAX = 000010FF  CS:EIP = 0000:00000063  EFL = 00000293  NG nz .. AC .. po .. CY
EBX = 00017000  SS:ESP = 0000:00001FFE  EBP = 00005584  .. nt IOPL0 nv up EI ..
ECX = 00646163  DS:ESI = 0000:00007C05  FS  = 1CFB      .. .. id vp vi al vm rf
EDX = 0B050380  ES:EDI = 0800:000048DE  GS  = 0000
0000:00000063   lock

EB43DBG: