Sorry to bother everybody, but did anybody note from my panic trace,
that instruction pointer is 0xdeadc0de? Isn't that bad? :-p
On Mon, Feb 05, 2001 at 08:27:19PM -0500, Jim Bloom wrote:
> I have seen both a trap 12 and a trap 9 from a Friday Feb. 2 kernel. This is
> occuring on my laptop (AST Ascentia 810N) which I can't seem to get to create a
> core dump. Here is a hand transcription of what I see.
>
> Mounting root from ufs:/dev/ad0s1a
> pccard: card inserted, slot 0
> pccard: card inserted, slot 1
> kernel trap 9 with interrupts disabled
>
> Fatal trap 9: general protection fault while in kernel mode
> instruction pointer = 0x8:0xc0270ad8
> stack pointer = 0x10:0xc2fb4f50
> frame pointer = 0x10:0xc2fb4f64
> code segment = base 0x0, limit 0xfffff, type 0x1b
> = DPL 0, pres 1, def32 1, gran 1
> processor eflags = resume, IOPL = 0
> current process = 16 (irq14:ata0)
> kernel: type 9 trap, code=0
> Stopped at sw1b+0x77: ltr %si
>
> backtrace
> sw1b(4000) at sw1b+0x77 (note this is actually swtch())
> ithd_loop(0,c2fb4fa8) at ithd_loop+0xf7
> fork_exit(c0275bd0,0,c2fb4fa8_ at fork_exit+0x2d
> fork_trampoline() at fork_trampoline+0x8
>
> I don't have WITNESS or INVARIANTS at this time and don;t have a serial console
> so I can't capture the output.
>
> I can try adding these to my kernel and transcribe a little bit by hand. I can
> also send my kernel config and dmesg from a Nov kernel which boots.
>
> Jim Bloom
> [EMAIL PROTECTED]
>
> John Baldwin wrote:
> >
> > On 05-Feb-01 Crist J. Clark wrote:
> > > I don't recall reports of trouble with recent CURRENT, but my CVSup
> > > from yesterday afternoon is panicing. Before I try too debug this, has
> > > anyone been getting these or knows what I might be missing?
> > >
> > > Boot messages and the panic info are attached.
> >
> > Could you please turn on DDB, WITNESS, and INVARIANTS in your kernel and see if
> > you can reproduce this? Also, compile the kernel with debug symbols. Then
> > type 'trace' at the db> prompt when it does to get a backtrace of where it blew
> > up. Thanks.
>
>
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