linux-kernel - Re: 2.6.39-rc1 nouveau regression (bisected)

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Message-ID: <20110414190117.GA3493@joi.lan>
Date:	Thu, 14 Apr 2011 21:02:01 +0200
From:	Marcin Slusarz <marcin.slusarz@...il.com>
To:	Dominik Brodowski <linux@...inikbrodowski.net>
Cc:	Ben Skeggs <bskeggs@...hat.com>, airlied@...hat.com,
	dri-devel@...ts.freedesktop.org, linux-kernel@...r.kernel.org,
	mjg@...hat.com, maciej.rutecki@...il.com,
	nouveau@...ts.freedesktop.org
Subject: Re: 2.6.39-rc1 nouveau regression (bisected)

On Thu, Apr 14, 2011 at 07:05:59PM +0200, Dominik Brodowski wrote:
> Thought about CCing Linus to show him that 2.6.39-rcX isn't as "calm"
> to everyone, but then chose to CC Maciej instead: Would you be so kind and
> add this to your regression list? Thanks!
> 
> Since commit 38f1cff
> 
>     From: Dave Airlie <airlied@...hat.com>
>     Date: Wed, 16 Mar 2011 11:34:41 +1000
>     Subject: [PATCH] Merge commit '5359533801e3dd3abca5b7d3d985b0b33fd9fe8b' into dr
> 
>     This commit changed an internal radeon structure, that meant a new driver
>     in -next had to be fixed up, merge in the commit and fix up the driver.
> 
>     Also fixes a trivial nouveau merge.
> 
>     Conflicts:
>         drivers/gpu/drm/nouveau/nouveau_mem.c
> 
> booting my atom/NM10/ION2 system crashes hard during boot, right after
> blanking the screen, and before the initramfs gets loaded. I just
> re-checked: both parent commits ( 5359533 and 4819d2e ) do indeed work
> just fine, but the merge commit ( 38f1cff ) fails, same as tip ( 85f2e68 ).

Can you activate netconsole and check whether kernel spits anything interesting?
You might try to load nouveau module after boot - maybe something will be saved
to /var/log or you could even ssh into the box and check dmesg...


Marcin

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