Re: Memory corruption & SCSI in 2.6.15

From: Nathan Lynch
Date: Mon Dec 12 2005 - 15:01:26 EST


Brian King wrote:
> Benjamin Herrenschmidt wrote:
> >Hi !
> >
> >Current -git as of today (that is 2.6.15-rc5 + the batch of fixes Linus
> >pulled after his return) was dying in weird ways for me on POWER5. I had
> >the good idea to activate slab debugging, and I now see it detecting
> >slab corruption as soon as the IPR driver initializes.
>
> Please try the attached patch. There appears to be a double free going on
> in the scsi scan code. There is a direct call to scsi_free_queue and then
> the following put_device calls the release function, which also frees
> the queue.

Tested against 2.6.15-rc5, seems to fix it, thanks.


Nathan
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