In article <132555b8-5d4a-4715-83cb-af16959df...@mac.com>, Bob Nestor <rnes...@mac.com> wrote: >I'm not sure this is a bug, but I've been seeing the kernel hang on my >i386 system running 6.1.3. I've isolated it to the hostapd setup. My >system has a D-Link AirPlus XtremeG DWL-G520 wireless card with H/W >version A3 and F/W version 2.36. > >I noticed some traffic a year or so ago that someone was reporting >similar problems with an atheros device on 6.0, but never saw a >resolution. > >The ath man page indicates that the A1 version of the AR5212 card isn't >supported and I assume that's referring to the H/W version. My card >does run outside of the kernel hangs, although it spits out the "device >timeout" message. This also happens on a DWA-556 card running on an >amd64 system but these messages don't appear to seriously impact use of >the systems. > >What I've finally isolated things down to is the WEP/WPA/WPA2 setup. >All three modes do work, but setting the "wpa=3" parameter in the >hostapd.conf file causes the kernel to hang solid within about 2 hours. >Sometimes the hang occurs while booting, sometimes the system runs fine >for up to 2 hours before hanging. In all cases this is without any >active network connections on the wireless interface. > >Setting the parameter to "wpa=1" for WPA or setting it to "wpa=2" for >WPA2 both work fine and the system is able to stay up and running for >over 12 hours. But setting it to "3" for both WPA and WPA2 causes the >hang. Not using any hostapd setup I believe defaults to WEP and that >also works just fine. > >Using the "wpa=3" on an amd64 system running 5.1 with the D-Link DWA-556 >doesn't cause a problem. > >If someone thinks this is really a bug and would like me to run tests >I'd be happy to. Although so far I've never been able to get a dump or >get into the kernel debugger.
Are you running out of memory? Is there a leak perhaps in the kernel? christos