From: Jens Axboe <jens.axboe@oracle.com>
To: Mariusz Kozlowski <m.kozlowski@tuxland.pl>
Cc: FUJITA Tomonori <fujita.tomonori@lab.ntt.co.jp>,
rjw@sisk.pl, akpm@linux-foundation.org, bzolnier@gmail.com,
linux-kernel@vger.kernel.org, kernel-testers@vger.kernel.org,
linux-ide@vger.kernel.org
Subject: Re: 2.6.27-rc5-mm1: rmmod ide-cd_mod: tried to init an initialized object, something is seriously wrong.
Date: Tue, 9 Sep 2008 15:21:42 +0200 [thread overview]
Message-ID: <20080909132142.GM20055@kernel.dk> (raw)
In-Reply-To: <200809091414.32570.m.kozlowski@tuxland.pl>
On Tue, Sep 09 2008, Mariusz Kozlowski wrote:
> > > On the other hand on newer kernels (post 2.6.26 - these which did not blow up) right
> > > after boot I have to run rmmod ide-cd_mod exactly three times to have ide-cd_mod
> > > unloaded. If I modprobe and rmmod again it works as expected. Why is this?
> > >
> > > laptop mako # modprobe ide-cd_mod
> > > laptop mako # rmmod ide-cd_mod
> > > laptop mako # rmmod ide-cd_mod
> > > laptop mako # rmmod ide-cd_mod
> > > laptop mako # rmmod ide-cd_mod
> > > ERROR: Module ide_cd_mod does not exist in /proc/modules
> > > laptop mako # modprobe ide-cd_mod
> > > laptop mako # rmmod ide-cd_mod
> > > laptop mako # rmmod ide-cd_mod
> > > ERROR: Module ide_cd_mod does not exist in /proc/modules
> >
> > Can you try the below patch from Elias?
>
> Sure. It applied fine to clean current mainline. It looks ok now. No oopses and no BUGs.
> But still after a fresh boot I see
>
> # modprobe ide-cd_mod
> # rmmod ide-cd_mod
> # rmmod ide-cd_mod
> # rmmod ide-cd_mod
> ERROR: Module ide_cd_mod does not exist in /proc/modules
> # modprobe ide-cd_mod
> # rmmod ide-cd_mod
> # rmmod ide-cd_mod
> ERROR: Module ide_cd_mod does not exist in /proc/modules
>
> You need to rmmod ide-cd_mod twice to get it unloaded. After another
> modprobe/rmmod it works as expected.
Looks like something for Bart to look into.
--
Jens Axboe
prev parent reply other threads:[~2008-09-09 13:21 UTC|newest]
Thread overview: 11+ messages / expand[flat|nested] mbox.gz Atom feed top
[not found] <20080904224004.d3dd3076.akpm@linux-foundation.org>
2008-09-05 12:39 ` 2.6.27-rc5-mm1: rmmod ide-cd_mod: tried to init an initialized object, something is seriously wrong Mariusz Kozlowski
2008-09-05 13:28 ` Rafael J. Wysocki
[not found] ` <200809051528.54213.rjw-KKrjLPT3xs0@public.gmane.org>
2008-09-05 13:44 ` Mariusz Kozlowski
2008-09-05 16:25 ` Mariusz Kozlowski
[not found] ` <200809051825.04829.m.kozlowski-NWF1p15JEu3VItvQsEIGlw@public.gmane.org>
2008-09-06 12:35 ` FUJITA Tomonori
[not found] ` <20080906213525V.fujita.tomonori-Zyj7fXuS5i5L9jVzuh4AOg@public.gmane.org>
2008-09-08 8:43 ` Jens Axboe
[not found] ` <20080908084312.GF20055-tSWWG44O7X1aa/9Udqfwiw@public.gmane.org>
2008-09-08 9:27 ` Jens Axboe
2008-09-09 9:07 ` Mariusz Kozlowski
[not found] ` <200809091107.04629.m.kozlowski-NWF1p15JEu3VItvQsEIGlw@public.gmane.org>
2008-09-09 10:29 ` Jens Axboe
2008-09-09 12:14 ` Mariusz Kozlowski
2008-09-09 13:21 ` Jens Axboe [this message]
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