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Date: Sun, 10 Aug 2003 22:48:53 +0200
From: Bongani Hlope <bonganilinux@mweb.co.za>
To: Bob Gill <gillb4@telusplanet.net>
Cc: Linux Kernel Mailing List <linux-kernel@vger.kernel.org>
Subject: Re: test3 responsible for atomic blast!
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On Sun, 10 Aug 2003 14:28:01 -0600
Bob Gill <gillb4@telusplanet.net> wrote:

> The really good news is 2.6.0-test3 is *much* more efficient at
> delivering error messages than earlier versions!  
> The following is from /var/log/messages:

8<

> unknown_bootoption+0x0/0xfa
> Aug 10 14:07:38 localhost kernel:
> Aug 10 14:07:38 localhost kernel: bad: scheduling while atomic!
> Aug 10 14:07:38 localhost kernel: Call Trace:
> Aug 10 14:07:38 localhost kernel:  [<c0105000>] rest_init+0x0/0xf5
> Aug 10 14:07:38 localhost kernel:  [<c011d729>] schedule+0x6e4/0x6e9
> Aug 10 14:07:38 localhost kernel:  [<c0107269>] default_idle+0x0/0x2c
> Aug 10 14:07:38 localhost kernel:  [<c0105000>] rest_init+0x0/0xf5
> Aug 10 14:07:38 localhost kernel:  [<c0107269>] default_idle+0x0/0x2c
> Aug 10 14:07:38 localhost kernel:  [<c0105000>] rest_init+0x0/0xf5
> Aug 10 14:07:38 localhost kernel:  [<c0107308>] cpu_idle+0x38/0x3a
> Aug 10 14:07:38 localhost kernel:  [<c039672a>] start_kernel+0x1bd/0x215
> Aug 10 14:07:38 localhost kernel:  [<c039643f>]
> unknown_bootoption+0x0/0xfa
> 
> ... the bad: scheduling while atomic!  keeps blasting away at my screen
> until I shutdown.  I *do* shutdown right away before the system decides
> to really hang (and take out my root partition on next startup like it
> has done when I get these atomic crashes).  Long before any real testing
> begins, nasty bugs like this have to go!
> 
> 
> -- 
> Bob Gill <gillb4@telusplanet.net>

The system wont really hang (and take out you root partition) disable CONFIG_DEBUG_SPINLOCK_SLEEP (kernel hacking -> Sleep-inside-spinlock checking) on you .config if you want them to go away. 

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