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SubjectRe: [regression] CD-ROM polling blocks suspend on some machines (Re: [PATCH 1/2] cdrom: always check_disk_change() on open)
Hello,

On Wed, Oct 26, 2011 at 08:26:50PM +0200, Matthijs Kooijman - Brevidius wrote:
> Hi folks,
>
> it seems this same problem also occurs with udisks-daemon, though the
> behaviour is slightly different (it seems to hang even before
> undocking, I _think_).
>
> Anyway, here's the dmesg output when trying to suspend:

Can you please turn on CONFIG_FRAME_POINTER, trigger the problem, wait
for some minutes and then do sysrq-t and report the dmesg output?
This could be from DEAD state handling race currently being addressed
in upstream.

Thanks.

--
tejun


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