> > When running my Centrino Wireless-N 130 BGN (rev 0xb0) card in nl80211
> > AP mode with hostapd on linux 3.5.0, I immediately hit this fatal
> > pagefault [1].
> >
> > I can cook a debug kernel, reproduce, disassemble the code and do some
> > quick analysis, if that helps get the ball rolling?
> > BUG: unable to handle kernel NULL pointer dereference at (null)
> > IP: [<ffffffffa02e869d>] ieee80211_ave_rssi+0xd/0x50 [mac80211]
>
> From my debug kernel, sdata is clearly NULL:
>
> (gdb) list *0xffffffff815b74f8
> 0xffffffff815b74f8 is in ieee80211_ave_rssi (net/mac80211/util.c:1801).
> 1796 int ieee80211_ave_rssi(struct ieee80211_vif *vif)
> 1797 {
> 1798 struct ieee80211_sub_if_data *sdata = vif_to_sdata(vif);
I'll look into it, thanks.
johannes
Intel GmbH
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