From: Johannes Berg <johannes@sipsolutions.net>
To: Michael Buesch <mb@bu3sch.de>
Cc: "Pavel Roskin" <proski@gnu.org>,
"Stefanik Gábor" <netrolller.3d@gmail.com>,
linux-wireless <linux-wireless@vger.kernel.org>,
"bcm43xx-dev@lists.berlios.de" <bcm43xx-dev@lists.berlios.de>,
linux-kernel@vger.kernel.org
Subject: Re: Wireless-testing's b43 panics in b43_generate_txhdr on packet transmit
Date: Sat, 31 May 2008 22:22:02 +0200 [thread overview]
Message-ID: <1212265322.7672.2.camel@johannes.berg> (raw)
In-Reply-To: <200805311954.46639.mb@bu3sch.de>
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On Sat, 2008-05-31 at 19:54 +0200, Michael Buesch wrote:
> On Saturday 31 May 2008 18:50:36 Pavel Roskin wrote:
> > On Sat, 2008-05-31 at 18:41 +0200, Michael Buesch wrote:
> > > On Saturday 31 May 2008 18:34:29 Stefanik Gábor wrote:
> > > > "BUG: unable to handle kernel NULL pointer dereference at 00000004
> > > > IP: [<f8dd3a99>] :b43:b43_generate_txhdr+0x6a9/0x790
> > >
> > > So can you put a few printks into the function to see where it dereferences
> > > a NULL pointer? (or use gdb to lookup the offset).
> >
> > u8 key_idx = info->control.hw_key->hw_key_idx;
> >
> > info->control.hw_key is NULL.
>
> Is a NULL pointer supposed to tell "do not encrypt", or is this a mac80211 bug?
It's probably a bug.
johannes
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next prev parent reply other threads:[~2008-05-31 20:22 UTC|newest]
Thread overview: 15+ messages / expand[flat|nested] mbox.gz Atom feed top
2008-05-31 14:23 Wireless-testing's b43 panics in b43_generate_txhdr on packet transmit Stefanik Gábor
2008-05-31 15:11 ` Michael Buesch
2008-05-31 16:34 ` Stefanik Gábor
2008-05-31 16:41 ` Michael Buesch
2008-05-31 16:50 ` Pavel Roskin
2008-05-31 17:54 ` Michael Buesch
2008-05-31 20:22 ` Johannes Berg [this message]
2008-05-31 20:29 ` Stefanik Gábor
2008-05-31 20:48 ` Michael Buesch
[not found] ` <20080602000841.qjrd66s3esgscko0-cebfxv@fcnzpbc.arg@webmail.spamcop.net>
2008-06-02 4:33 ` Pavel Roskin
2008-06-02 7:47 ` Johannes Berg
2008-05-31 16:48 ` Pavel Roskin
2008-05-31 16:54 ` Stefanik Gábor
2008-05-31 17:06 ` Pavel Roskin
2008-05-31 17:59 ` Michael Buesch
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