Hi!
> >> On Tue, 2007-09-11 at 21:00 +0200, Pavel Machek wrote:
> >>> I noticed empty suspend stopped working around 2.6.23-rc4, and it is
> >>> still present in 2.6.23-rc6.
> ...
> >>> Unsetting
> >>>
> >>> CONFIG_IEEE1394=y
> >>>
> >>> solves the problem.
> ...
>
> Between -rc3 and -rc4:
>
> ieee1394: sbp2: fix sbp2_remove_device for error cases
> a2ee3f9bbb0ce57102dad8928d54f59acdc4b8f7
> should not occur in suspend path
>
> Between -rc1 and -rc2:
>
> ieee1394: sbp2: more correct Kconfig dependencies
> e4f8cac5e07528f7e0bc21d3682c16c9de993ecb
> unrelated
>
> ieee1394: revert "sbp2: enforce 32bit DMA mapping"
> a9c2f18800753c82c45fc13b27bdc148849bdbb2
> unrelated
>
> (not via linux1394-2.6.git)
> raw1394 __user annotation
> 5b26e64ea39e45802c5736c8261bf8a8704d212f
> unrelated
>
> So it must be something older which was somehow uncovered.
> Dmesg with the oops or/and bisection would be good.
Sorry, had to hand-copy. It is oops at virtual adddress 6b6b6b7b --
looks like slab poison to me?
EIP is in task_rq_lock, backtrace is
try_to_wake_up
highlevel_host_reset
ohci_irq_handler
Pavel
--
(english) http://www.livejournal.com/~pavelmachek
(cesky, pictures) http://atrey.karlin.mff.cuni.cz/~pavel/picture/horses/blog.html
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