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

[Kris Kennaway]

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?

Kris
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