On Wed, Jan 07, 2009 at 03:36:05PM +0100, Jiri Slaby wrote:
> On 01/07/2009 02:51 PM, Jiri Slaby wrote:
> > Dhaval Giani wrote:
> >> I see this on current git. Not sure how to reproduce it, has happened on
> >> two random occasions. At both times, I was not connected to a wireless
> >> network, but to wired networks.
> >>
> >> ------------[ cut here ]------------
> >> WARNING: at net/mac80211/rx.c:2234 __ieee80211_rx+0x7f/0x559
> >> ...
> >> Call Trace:
> >> [<f80d4192>] __ieee80211_rx+0x7f/0x559 [mac80211]
> >> [<f80a19f4>] ath5k_tasklet_rx+0x4f7/0x53b [ath5k]
> >> ...
> >
> > Hmm, maybe ath5k is culprit. Could you apply the attached patch and
> > use the kernel till the problem appears again?
>
> I don't think this will print anything, the rate won't be 32, it's rather
> too high. Could you apply also the appended debug one?
>
I will apply both the patches and try it out again. As I mentioned
earlier, I am not sure how to reproduce the WARN_ON. I will get back to
you in about a day or two.
> ---
> net/mac80211/rx.c | 6 ++++--
> 1 files changed, 4 insertions(+), 2 deletions(-)
>
> diff --git a/net/mac80211/rx.c b/net/mac80211/rx.c
> index 7175ae8..5e17e57 100644
> --- a/net/mac80211/rx.c
> +++ b/net/mac80211/rx.c
> @@ -2230,8 +2230,10 @@ void __ieee80211_rx(struct ieee80211_hw *hw, struct sk_buff *skb,
> * MCS aware. */
> rate = &sband->bitrates[sband->n_bitrates - 1];
> } else {
> - if (WARN_ON(status->rate_idx < 0 ||
> - status->rate_idx >= sband->n_bitrates))
> + if (WARN(status->rate_idx < 0 ||
> + status->rate_idx >= sband->n_bitrates,
> + "RATE=%u, BAND=%x\n", status->rate_idx,
> + sband->n_bitrates))
> return;
> rate = &sband->bitrates[status->rate_idx];
> }
> --
> 1.6.0.6
--
regards,
Dhaval
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