linux-kernel - Re: 2.6.24-rc1: hangs when logging in to X session

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Date:	Thu, 1 Nov 2007 16:31:38 -0700
From:	Andrew Morton <akpm@...ux-foundation.org>
To:	Marcus Better <marcus@...ter.se>
Cc:	linux-kernel@...r.kernel.org
Subject: Re: 2.6.24-rc1: hangs when logging in to X session

On Mon, 29 Oct 2007 16:13:37 +0100
Marcus Better <marcus@...ter.se> wrote:

> Marcus Better wrote:
> > NO_HZ. I will try without it...
> 
> Nope, still the same result.
> 

Restoring the (excessively) trimmed context:

> My laptop hangs when I try to log in to X with the current git kernel
> (commit 2a397e82c7db18019e408f953dd58dc1963a328c). It runs fine with
> 2.6.23. At boot time kdm starts normally, but hangs with the caps lock LED
> blinking immediately after I press Enter after typing the password.
>
> I can log in with a virtual console but didn't do much testing otherwise.
> 
> The system is a Thinkpad R60, Intel Core 2 Duo, x86_64 running Debian.
> Kernel config is attached. A notable change in my config is that I enabled
> NO_HZ. I will try without it...

hanging-with-led-blinking means the kernel oopsed.

Please configure netconsole (Documentation/networking/netconsole.txt) and
see if you can capture the oops on another machine on the LAN.

Thanks.
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