linux-kernel - Re: 2.6.33 dies on modprobe

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Message-ID: <20100307154139.GA6227@hack>
Date:	Sun, 7 Mar 2010 23:41:39 +0800
From:	Américo Wang <xiyou.wangcong@...il.com>
To:	M G Berberich <berberic@....uni-passau.de>
Cc:	Américo Wang <xiyou.wangcong@...il.com>,
	linux-kernel@...r.kernel.org,
	Linux Kernel Network Developers <netdev@...r.kernel.org>,
	Greg Kroah-Hartman <gregkh@...e.de>
Subject: Re: 2.6.33 dies on modprobe

On Thu, Mar 04, 2010 at 09:38:03PM +0100, M G Berberich wrote:
>Am Donnerstag, den 04. März schrieb Américo Wang:
>> On Thu, Mar 04, 2010 at 12:04:38AM +0100, M G Berberich wrote:
>> >Am Mittwoch, den 03. März schrieb Américo Wang:
>> >> On Wed, Mar 3, 2010 at 5:08 PM, Américo Wang <xiyou.wangcong@...il.com> wrote:
>> >> > On Wed, Mar 3, 2010 at 4:58 PM, Américo Wang <xiyou.wangcong@...il.com> wrote:
>> >> >> Ok, below is my patch, I am not sure it could fix the BUG for you,
>> >> >> but it could fix the WARNING. But perhaps they are related.
>> >> >>
>> >> >> Please give it a try.
>> >> >>
>> >> >
>> >> > Oops! Ignore the patch, it should not be correct, I will send a
>> >> > correct version soon.
>> >> > Sorry.
>> >> >
>> >> 
>> >> Here we go:
>> >
>> >Seems to fix the warning, but not the modprobe-Oops.
>> >
>> 
>> Thanks much for your testing!
>> 
>> Could you please try to turn on DEBUG_KOBJECT and boot your kernel
>> with "initcall_debug"? And then show us your dmesg.
>
>If I'm doing this (enabled CONFIG_DEBUG_KERNEL and
>CONFIG_DEBUG_KOBJECT), the kernel dies immediately - no output.
>

Ouch!

CONFIG_DEBUG_KOBJECT will only enable some printk's, so I think
probably it's CONFIG_DEBUG_KERNEL which breaks your booting.

Could you please provide your .config?

Thanks!
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