From: Paul Mundt <lethal@linux-sh.org>
To: linux-sh@vger.kernel.org
Subject: Re: ap4 (sh7372) regression in 3.3 / 3.4 with serial console - boot failures
Date: Thu, 17 May 2012 00:46:04 +0000 [thread overview]
Message-ID: <20120517004603.GB16069@linux-sh.org> (raw)
In-Reply-To: <Pine.LNX.4.64.1205161431380.30283@axis700.grange>
On Wed, May 16, 2012 at 03:36:10PM +0200, Guennadi Liakhovetski wrote:
> I'm observing a regression with 3.3 and 3.4 kernels, 3.2 seems to be ok.
> The system (confirmed with mackerel and ap4evb) hangs during boot at
> random times. This can be directly after "freeing init memory," or some
> time during the OS start up, or immediately after the start up has
> completed. But if it managed to boot, it continues to run, I've never seen
> it hanging after I ssh onto the system. It also seems, that the
> probability to hang increases with time after the initial system power on.
> A simple short power off doesn't solve the problem.
>
So you experience random hangs at boot and you have a known good and
known bad version. If only there were some sort of a bisection tool one
could use..
next prev parent reply other threads:[~2012-05-17 0:46 UTC|newest]
Thread overview: 4+ messages / expand[flat|nested] mbox.gz Atom feed top
2012-05-16 13:36 ap4 (sh7372) regression in 3.3 / 3.4 with serial console - boot failures Guennadi Liakhovetski
2012-05-17 0:46 ` Paul Mundt [this message]
2012-05-22 16:13 ` Laurent Pinchart
2012-05-22 16:55 ` Rafael J. Wysocki
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