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Date: Fri, 23 Mar 2012 15:23:13 -0700
From: Steve Kargl <sgk@troutmask.apl.washington.edu>
To: freebsd-current@freebsd.org
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Subject: general protection fault panic
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Haven't seen one of these in a long time.

%uname -a
FreeBSD troutmask.apl.washington.edu 10.0-CURRENT FreeBSD
10.0-CURRENT #0 r233282: Wed Mar 21 12:39:16 PDT 2012
kargl@troutmask.apl.washington.edu:/usr/obj/usr/src/sys/SPEW  amd64

Hand transcribed

Fatal trap 9: general protection fault while in kernel mode
cpuid = 1; apic id = 01
instruction pointer = 0x20:0xffffffff80570b89
stack pointer       = 0x28:0xffffff82327b4860
frame pointer       = 0x28:0xffffff82327b4870
code segment        = base 0x0, limit 0xfffff, type 0x1b
                    = DPL0, pres 1, long 1, def32 0, gran 1
processor eflags    = interrupt enabled, resume, IOPL = 0
current process     = 1456 (ps)
trap number         = 9
panic: general protection fault
cpuid = 1

The system then tries to reboot without dropping into the debugger.

-- 
Steve