wpa_supplicant segfault in large WLAN

Jouni Malinen j at w1.fi
Thu Sep 26 18:03:12 EDT 2013


On Thu, Sep 26, 2013 at 05:19:20PM -0400, Matt Causey wrote:
> So perhaps I'm revealing my ignorance here, but I cannot repro this
> segfault under valgrind:
> 
> sudo valgrind wpa_supplicant -t -Dnl80211 -onl80211 -dddd -i wlan0 -c
> /var/tmp/nerf.conf
> 
> Is there something I'm missing here?

valgrind can actually "hide" some crashes, but if that happened, you
should see valgrind error messages.. May be it is easiest to direct them
to a file ("sudo valgrind --log-file=/tmp/valgrind.log wpa_supplicant
...") and check whether you'll get entries there about invalid memory
accesses.
 
-- 
Jouni Malinen                                            PGP id EFC895FA


More information about the HostAP mailing list