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From: Mike Galbraith <efault@gmx.de>
To: Peter Zijlstra <peterz@infradead.org>
Cc: Ilia Mirkin <imirkin@alum.mit.edu>,
	LKML <linux-kernel@vger.kernel.org>,
	"dri-devel@lists.freedesktop.org"
	<dri-devel@lists.freedesktop.org>,
	"nouveau@lists.freedesktop.org" <nouveau@lists.freedesktop.org>,
	David Airlie <airlied@linux.ie>, Ben Skeggs <bskeggs@redhat.com>,
	jeyu@kernel.org
Subject: Re: [regression drm/noveau] suspend to ram -> BOOM: exception RIP: drm_calc_vbltimestamp_from_scanoutpos+335
Date: Fri, 14 Jul 2017 18:33:01 +0200	[thread overview]
Message-ID: <1500049981.5248.2.camel@gmx.de> (raw)
In-Reply-To: <20170714161027.5htn5jlswvfgphzw@hirez.programming.kicks-ass.net>

On Fri, 2017-07-14 at 18:10 +0200, Peter Zijlstra wrote:
> On Fri, Jul 14, 2017 at 05:58:18PM +0200, Mike Galbraith wrote:
> > On Fri, 2017-07-14 at 17:50 +0200, Peter Zijlstra wrote:
> 
> > > Urgh, is for some mysterious reason the __bug_table section of modules
> > > ending up in RO memory?
> > > 
> > > I forever get lost in that link magic :/
> > 
> > +1
> > 
> > drm.ko
> >  20 __bug_table   00000630  0000000000000000  0000000000000000  0004bff3  2**0
> >                   CONTENTS, ALLOC, LOAD, RELOC, READONLY, DATA
> > vmlinux
> >  15 __bug_table   0000ba84  ffffffff81af26c0  0000000001af26c0  00cf26c0  2**0
> >                   CONTENTS, ALLOC, LOAD, READONLY, DATA
> > 
> > Danged if I know... um um RELOC business mucks things up?
> 
> Argh, it shouldn't be READONLY for vmlinux either, but apparently that
> is working for mysterious reasons.
> 
> Some architectures were in fact complaining that I broke that, and hence
> patch:
> 
> b5effd3815cc ("debug: Fix __bug_table[] in arch linker scripts")
> 
> I think we need professional help with this linking stuff, but who to
> ask?

Andy Lutomirski?

  reply	other threads:[~2017-07-14 16:33 UTC|newest]

Thread overview: 28+ messages / expand[flat|nested]  mbox.gz  Atom feed  top
2017-07-11 17:32 [regression drm/noveau] suspend to ram -> BOOM: exception RIP: drm_calc_vbltimestamp_from_scanoutpos+335 Mike Galbraith
2017-07-11 17:51 ` Ilia Mirkin
2017-07-11 18:08   ` Mike Galbraith
2017-07-11 18:22     ` Ilia Mirkin
2017-07-11 18:53       ` Mike Galbraith
2017-07-12  7:45         ` Mike Galbraith
2017-07-12  9:55       ` Mike Galbraith
2017-07-12 11:25         ` Mike Galbraith
2017-07-12 11:37           ` Ilia Mirkin
2017-07-12 17:19             ` Mike Galbraith
2017-07-12 19:33               ` Tobias Klausmann
2017-07-14 13:36             ` Mike Galbraith
2017-07-14 13:41               ` Mike Galbraith
2017-07-14 15:05                 ` Tobias Klausmann
2017-07-14 15:10                   ` [Nouveau] " Karol Herbst
2017-07-14 15:15                     ` Mike Galbraith
2017-07-14 15:16                       ` Ilia Mirkin
2017-07-14 15:19                     ` Tobias Klausmann
2017-07-14 15:20                       ` Ilia Mirkin
2017-07-14 15:55                         ` Peter Zijlstra
2017-07-14 15:11                   ` Mike Galbraith
2017-07-14 15:50               ` Peter Zijlstra
2017-07-14 15:58                 ` Mike Galbraith
2017-07-14 16:10                   ` Peter Zijlstra
2017-07-14 16:33                     ` Mike Galbraith [this message]
2017-07-14 19:42                       ` Josh Poimboeuf
2017-07-15  2:45                         ` Mike Galbraith
2017-07-17 17:20                     ` Jessica Yu

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