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Date:	Sun, 26 Oct 2014 14:53:07 -0700
From:	Yinghai Lu <yinghai@...nel.org>
To:	Wilmer van der Gaast <wilmer@...st.net>
Cc:	Bjorn Helgaas <bhelgaas@...gle.com>,
	"Rafael J. Wysocki" <rjw@...ysocki.net>,
	Pavel Machek <pavel@....cz>,
	Rafael Wysocki <rafael.j.wysocki@...el.com>,
	"linux-kernel@...r.kernel.org" <linux-kernel@...r.kernel.org>
Subject: Re: Machine crashes right *after* ~successful resume

On Wed, Oct 22, 2014 at 5:53 AM, Wilmer van der Gaast <wilmer@...st.net> wrote:
> That seems to be the case yes:
>
> [  106.661152] PM: ... nb fw_pm_notify+0x0/0x150 done
> [  106.665939] PM: calling nb bsp_pm_callback+0x0/0x50
> [  106.670814] PM: ... nb bsp_pm_callback+0x0/0x50 done
> [  106.675775] pm_restore_console() before move
>
> Then nothing, during the third resume.
>
> http://gaast.net/~wilmer/.lkml/bad3.17-patched-console-restore.txt has
> the full log.
>
> (Some of your other debug lines in your patch don't seem to be logging
> anything during my repro BTW.)

Please try attached two debug patches to check the pci registers
between the suspend/resume.

View attachment "debug_extra_dump_pci.patch" of type "text/x-patch" (1804 bytes)

View attachment "debug_suspend_resume_z.patch" of type "text/x-patch" (1037 bytes)

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