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Date: Mon, 8 Mar 2004 18:30:04 +0100
From: Thomas Moestl <t.moestl@tu-bs.de>
To: Kris Kennaway <kris@obsecurity.org>
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References: <20040307220607.GA47188@xor.obsecurity.org>
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cc: sparc64@freebsd.org
Subject: Re: panic: pcib: uncorrectable DMA error AFAR 0x25df020 AFSR
	0x400000ff80800000
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On Sun, 2004/03/07 at 14:06:07 -0800, Kris Kennaway wrote:
> One of the sparc package machines just died with this:
> 
> panic: pcib: uncorrectable DMA error AFAR 0x25df020 AFSR 0x400000ff80800000
> at line 739 in file /var/portbuild/sparc64/src-client/sys/sparc64/pci/psycho.c
> cpuid = 0;
> Debugger("panic")
> Stopped at      Debugger+0x1c:  ta              %xcc, 1
> db> trace
> __panic() at __panic+0x17c
> psycho_ue() at psycho_ue+0x7c
> intr_fast() at intr_fast+0x88
> -- interrupt level=0xd pil=0 %o7=0xc02a5a40 --
> spitfire_block_zero() at spitfire_block_zero+0x70
> vm_page_zero_idle() at vm_page_zero_idle+0x74
> vm_pagezero() at vm_pagezero+0xb4
> fork_exit() at fork_exit+0x8c
> fork_trampoline() at fork_trampoline+0x8
> db>
> 
> Any ideas?

Looks like a memory ECC error that occured during a DMA read, i.e., a
hardware problem. Has this box complained about correctable errors
before?

	- Thomas

-- 
Thomas Moestl	<t.moestl@tu-bs.de>	http://www.tu-bs.de/~y0015675/
		<tmm@FreeBSD.org>	http://people.FreeBSD.org/~tmm/
"To make a bad day worse, spend it wishing for the impossible."
						-- Calvin and Hobbes