ata(4) related panic - Memory modified after free [was: Sony V505BX ATA panic]

Mon Feb 16 14:45:12 PST 2004

On 2004.02.16 12:31:27 +0100, Pawel Jakub Dawidek wrote:
> On Sun, Feb 15, 2004 at 11:42:37AM +0100, Simon L. Nielsen wrote:
> +> I can see that the panic is in cam, but the odd thing is that I don't
> +> have atapicam in the kernel (I double checked - it isn't there).  I do
> +> have normal cam in the kernel (for USB).  To me it seems like some kind
> +> of memory corruption either in ata(4) or somehow masked by ata when
> +> retries is set to 3, but I'm no kernel hacker.
> 
> Are you using phk@'s disk API change?

I am now, but not when I got the panic described earlier in this thread.

> I had simlar problems with first version of his patch and USB bar (I still
> haven't checked next versions).

My laptop has actually been runnig just fine with yesterdays "mega" phk
patch, and maxim's ata workaround since last night.

-- 
Simon L. Nielsen
FreeBSD Documentation Team
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