linux-kernel - Re: 3.20-rc0: GUI dies on resume, then systemd gots sigill

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Message-ID: <20150218190052.GA25491@amd>
Date:	Wed, 18 Feb 2015 20:00:52 +0100
From:	Pavel Machek <pavel@....cz>
To:	"Rafael J. Wysocki" <rjw@...ysocki.net>
Cc:	kernel list <linux-kernel@...r.kernel.org>,
	Linux-pm mailing list <linux-pm@...ts.osdl.org>
Subject: Re: 3.20-rc0: GUI dies on resume, then systemd gots sigill

Hi!

On Wed 2015-02-18 17:39:08, Rafael J. Wysocki wrote:
> On Wednesday, February 18, 2015 10:46:32 AM Pavel Machek wrote:
> > Hi!
> > 
> > In 3.19, suspend/resume was rock solid.
> > 
> > 3.20-rc0, after resume, I could see X windows dying. So I tried to log
> > in on text console, but at that point got a note about SIGILL from
> > systemd (and dead system). syslog ilustrates it nicely.
> > 
> > Any ideas?
> 
> The dying X may be a graphics driver problem.
> 
> Have you tried to suspend/resume without X?
> 
> The systemd failure after the failing resume indicates that something was
> stuck somewhere or we corrupted memory.

It looks like everyone and their dog gets SIGILL, so... yes, I'll try
without X, no, I don't think it will make difference.

For the record, 796e1c55717e9a6ff5c81b12289ffa1ffd919b6f is bad.

Does it work for you? Do you have any Intel graphics machine nearby?
									Pavel
-- 
(english) http://www.livejournal.com/~pavelmachek
(cesky, pictures) http://atrey.karlin.mff.cuni.cz/~pavel/picture/horses/blog.html
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