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From: Jan Engelhardt <>
To: Michael Tokarev <>
Subject: Re: Modprobe as script breaks initramfs kernel?
Date: Thu, 22 Feb 2007 19:44:47 +0100 (MET)	[thread overview]
Message-ID: <Pine.LNX.4.61.0702221941290.7553@yvahk01.tjqt.qr> (raw)
In-Reply-To: <>

On Feb 22 2007 14:30, Michael Tokarev wrote:
>Deepak Saxena wrote:
>> We attempted an experiment in cleaning up some modprobe messages during 
>> initramfs bootup when the modules directory is missing by moving modprobe 
>> to modprobe-bin and replacing modprobe with the following simple shell script:
>> #!/bin/sh
>> # Clean up bootup when modules are not present
>> if [ -e "/lib/modules/'uname -r'/modules.dep" ] ; then
>> 	/sbin/modprobe-bin $*

The nitpick guide says: `uname -r` and "$@" instead of $*  ;-)

>> else
>> 	exit 0
>> fi
>> BUG: unable to handle kernel NULL pointer dereference at virtual address 00000014
>> Trace; c0107737 <sys_pipe+17/60>
>> Trace; c01030d7 <syscall_call+7/b>
>This is the same issue I reported much earlier with /sbin/hotplug being a script
>in initrfamfs.  The problem is because pipefs isn't initialized yet at the time
>the script gets called, and causes a NULL-pointer deref.  Obviously you're using
>pipe above.

Btw, has this pipefs issue been adressed (by moving pipefs before initramfs
stage), or something?


  reply	other threads:[~2007-02-22 18:45 UTC|newest]

Thread overview: 5+ messages / expand[flat|nested]  mbox.gz  Atom feed  top
2007-02-22  0:33 Deepak Saxena
2007-02-22 11:30 ` Michael Tokarev
2007-02-22 18:44   ` Jan Engelhardt [this message]
2007-02-22 20:52     ` Michael Tokarev
2007-02-23  3:44     ` Deepak Saxena

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