panic: pcib: uncorrectable DMA error AFAR 0x25df020 AFSR 0x400000ff80800000

[Kris Kennaway]

On Mon, Mar 08, 2004 at 06:30:04PM +0100, Thomas Moestl wrote:
> 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?

Not that I've seen on the console.  I'll keep an eye on it.

Kris
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