From: Frederic Weisbecker <fweisbec@gmail.com>
To: Thomas Meyer <thomas@m3y3r.de>
Cc: Thomas Gleixner <tglx@linutronix.de>,
Thomas Gleixner <tglx@tglx.de>,
LKML <linux-kernel@vger.kernel.org>,
rt-users <linux-rt-users@vger.kernel.org>,
Ingo Molnar <mingo@elte.hu>, Steven Rostedt <rostedt@goodmis.org>,
Peter Zijlstra <peterz@infradead.org>, Carsten Emde <ce@ceag.ch>,
Clark Williams <williams@redhat.com>,
ath5k-devel@lists.ath5k.org, linux-wireless@vger.kernel.org
Subject: Re: [Announce] 2.6.29-rc4-rt2
Date: Sat, 21 Feb 2009 18:19:13 +0100 [thread overview]
Message-ID: <20090221171912.GB6807@nowhere> (raw)
In-Reply-To: <1235235862.3350.4.camel@localhost.localdomain>
On Sat, Feb 21, 2009 at 06:04:22PM +0100, Thomas Meyer wrote:
> Am Donnerstag, den 12.02.2009, 23:56 +0100 schrieb Thomas Gleixner:
> > We are pleased to announce the first update to our new preempt-rt
> > series. It fixes the reported bugs and some more.
> >
> > Download locations:
> >
> > http://rt.et.redhat.com/download/
> > http://www.kernel.org/pub/linux/kernel/projects/rt/
> >
> > Information on the RT patch can be found at:
> >
> > http://rt.wiki.kernel.org/index.php/Main_Page
> >
> > to build the 2.6.29-rc4-rt2 tree, the following patches should be
> > applied:
> >
> > http://www.kernel.org/pub/linux/kernel/v2.6/testing/linux-2.6.29-rc4.tar.bz2
> > http://www.kernel.org/pub/linux/kernel/projects/rt/patch-2.6.29-rc4-rt2.bz2
> >
> > The broken out patches are also available at the same download
> > locations.
> >
> > Enjoy !
> >
> > Thomas, Ingo
> > --
>
> Hi,
>
> I got this warning, that i never saw before with a non rt-preempt
> kernel. But maybe it's just coincidence...
>
> [22652.437889] ------------[ cut here ]------------
> [22652.437898] WARNING: at net/mac80211/rx.c:2234 __ieee80211_rx+0x85/0x53e [mac80211]()
> [22652.437904] Hardware name: MacBookPro1,1
> [22652.437908] Modules linked in: ipt_REJECT nf_conntrack_ipv4 nf_defrag_ipv4 iptable_filter ip_tables nf_conntrack_ftp ip6t_REJECT xt_tcpudp nf_conntrack_ipv6 xt_state nf_conntrack ip6table_filter ip6_tables x_tables ath5k mac80211 cfg80211 video [last unloaded: scsi_wait_scan]
> [22652.437952] Pid: 23, comm: sirq-tasklet/1 Tainted: G W 2.6.29-rc4-rt2-tip #57
> [22652.437958] Call Trace:
> [22652.437970] [<c0451e50>] warn_slowpath+0x8a/0xd3
> [22652.437981] [<c0665165>] ? plist_add+0x73/0x8e
> [22652.437990] [<c0447d8e>] ? enqueue_pushable_task+0x62/0x79
> [22652.437999] [<c04480f1>] ? enqueue_task_rt+0x203/0x247
> [22652.438029] [<f90e78bf>] __ieee80211_rx+0x85/0x53e [mac80211]
> [22652.438039] [<c09aafaa>] ? __spin_unlock_irq+0x1e/0x44
> [22652.438057] [<f92e14af>] ath5k_tasklet_rx+0x406/0x457 [ath5k]
> [22652.438067] [<c045787e>] __tasklet_action+0x8c/0x100
> [22652.438075] [<c04579d8>] tasklet_action+0x67/0x7f
> [22652.438083] [<c04575e3>] ksoftirqd+0x12d/0x223
> [22652.438091] [<c04574b6>] ? ksoftirqd+0x0/0x223
> [22652.438099] [<c0467022>] kthread+0x4a/0x82
> [22652.438106] [<c0466fd8>] ? kthread+0x0/0x82
> [22652.438114] [<c0420b67>] kernel_thread_helper+0x7/0x10
> [22652.438120] ---[ end trace a7919e7f17c0a727 ]---
>
Hi,
It's an known issue on ath5k (or 80211):
http://patchwork.kernel.org/patch/1169/
So not preempt-rt related. Perhaps it has been fixed in -rc5.
> --
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parent reply other threads:[~2009-02-21 17:19 UTC|newest]
Thread overview: expand[flat|nested] mbox.gz Atom feed
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