On Thu, 29 Jun 2000, James V Hendricks wrote:
general protection fault: 0000. CPU: 1. EIP: 0010:[<c01a6dd1>]. EFLAGS: 00010087. eax: 06050207 ebx: 07070707 ecx: 00000250 edx: 07070703.
^^^^^^^^ ^^^^^^^^
esi: 00000002 edi: c01b1420 ebp: c01b1428 esp: c116df48. ds: 0018 es: 0018 ss: 0018. Process swapper (pid: 0, stackpage=c116d000). Stack: 00000008 00000002 c01b1420 c116df98 00000000 00000000 00000021 00000000 . c01a6f4f c01b1428 c116df98 00000000 00000000 00000000 c01a73c2 c01b1420 . c116df98 c116df98 00000000 00000000 00000286 00000000 00000000 00000690 . Call Trace: [<c0176460>] [<c016acb7>] [<c016acb7>] . Code: 0f 30 c7 44 24 1c 01 00 unexpected IRQ trap at vector 31. 00 00 c7 44 24 14 00 00 00 00 8d 7d .
You are writing bogus data to an MTRR, hence a GPF.