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From: Olaf Hering <olh@suse.de>
To: Ivan Kokshaysky <ink@jurassic.park.msu.ru>
Cc: Andreas Koch <koch@esa.informatik.tu-darmstadt.de>,
	linux-kernel@vger.kernel.org, Andrew Morton <akpm@osdl.org>,
	Greg KH <greg@kroah.com>, Olaf Hering <olh@suse.de>
Subject: Re: 2.6.13: Crash in Yenta initialization
Date: Mon, 12 Sep 2005 19:42:09 +0200	[thread overview]
Message-ID: <20050912174209.GA3965@suse.de> (raw)
In-Reply-To: <20050903223401.A7470@jurassic.park.msu.ru>

 On Sat, Sep 03, Ivan Kokshaysky wrote:

> On Sat, Sep 03, 2005 at 02:45:08AM +0200, Andreas Koch wrote:
> > crucial part seem to be the different bridge initialization sections:
> 
> Indeed.
> 
> > 2.6.12-rc6 + Ivan's patches:
> ...
> >           PCI: Bus 7, cardbus bridge: 0000:06:09.0
> >             IO window: 00006000-00006fff
> >             IO window: 00007000-00007fff
> >             PREFETCH window: 82000000-83ffffff
> >             MEM window: 8c000000-8dffffff
> >           PCI: Bus 11, cardbus bridge: 0000:06:09.1
> >             IO window: 00008000-00008fff
> >             IO window: 00009000-00009fff
> >             PREFETCH window: 84000000-85ffffff
> >             MEM window: 8e000000-8fffffff
> >           PCI: Bus 15, cardbus bridge: 0000:06:09.3
> ...
> > ... Versus the much shorter output from 2.6.13
> ...
> >           PCI: Bus 7, cardbus bridge: 0000:06:09.0
> >             IO window: 00004000-000040ff
> >             IO window: 00004400-000044ff
> >             PREFETCH window: 82000000-83ffffff
> >             MEM window: 88000000-89ffffff
> >           PCI: Bridge: 0000:00:1e.0
> 
> It's mysterious.
> So 2.6.13 doesn't see cardbus bridge functions 06:09.1 and 06:09.3,
> which means that these devices are not on the per-bus device list.
> OTOH, they are still visible on the global device list, since yenta
> driver found them. No surprise that it crashes with some uninitialized
> pointer.

Did you find the reason for this already?
We have a similar report:
https://bugzilla.novell.com/show_bug.cgi?id=113778
...
It dies in yenta_config_init because dev->subordinate is NULL.  
...

  reply	other threads:[~2005-09-12 17:42 UTC|newest]

Thread overview: 16+ messages / expand[flat|nested]  mbox.gz  Atom feed  top
2005-09-02 23:38 2.6.13: Crash in Yenta initialization Andreas Koch
2005-09-03  0:37 ` Andrew Morton
2005-09-03  0:45 ` Andreas Koch
2005-09-03 18:34   ` Ivan Kokshaysky
2005-09-12 17:42     ` Olaf Hering [this message]
2005-09-12 20:07       ` Ivan Kokshaysky
2005-09-13  6:30         ` Olaf Hering
2005-09-13 11:45           ` Ivan Kokshaysky
2005-09-14  4:10             ` Olaf Hering
2005-09-20 10:02             ` Continuing PCI and Yenta troubles in 2.6.13.1 and 2.6.14-rc1 Andreas Koch
2005-09-20 12:59               ` Ivan Kokshaysky
     [not found]                 ` <200509202006.19193.koch@esa.informatik.tu-darmstadt.de>
2005-09-21 15:55                   ` Ivan Kokshaysky
2005-09-13 12:36     ` 2.6.13: Crash in Yenta initialization Andreas Koch
2005-09-13 12:43       ` Andreas Koch
  -- strict thread matches above, loose matches on Subject: below --
2005-09-12 20:13 Marcus Wegner
2005-09-12 20:17 Marcus Wegner

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