Re: [2.6.14-rc1/sparc54]: BUG: soft lockup detected on CPU#0!

Tomasz Kłoczko <[email protected]> Mon, 19 Sep 2005 11:59:43 +0200 (CEST)
Newsgroups gmane.linux.aurora.devel,gmane.linux.ports.sparc
Message-ID <[email protected]>
On Sat, 17 Sep 2005, David S. Miller wrote:

> From: Tomasz Kłoczko <[email protected]>
> Date: Sat, 17 Sep 2005 19:49:17 +0200 (CEST)
>
>> Something new.
>> I'm just finish rewrite backup procedure from dumping to NFS volume to
>> using piped dump|ssh|dd.
>> During this happens:
>>
>> PSYCHO0: Uncorrectable Error, primary error type[DMA Write]
>> PSYCHO0: bytemask[0000] dword_offset[7] UPA_MID[1f] was_block(1)
>> PSYCHO0: UE AFAR [000000005c8bc040]
>> PSYCHO0: UE Secondary errors [(DMA Write)]
>> PSYCHO0: IOMMU Error, type[Protection Error]
>
> A driver unmapped a DMA area while the device is still
> accessing it.  If you're still using the cassini card,
> it's driver is the most likely suspect.

Yes this was during using this card.
OK. I'll write about this to cassini driver author.

kloczek
-- 
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*Ludzie nie mają problemów, tylko sobie sami je stwarzają*
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Tomasz Kłoczko, sys adm @zie.pg.gda.pl|*e-mail: [email protected]*

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