Re: wifi iwlagn fails to authenticate after wake from suspend

From: David Rientjes
Date: Wed Oct 26 2011 - 02:27:11 EST

On Wed, 26 Oct 2011, Gene Smith wrote:

> Now after upgrade to Ubuntu 11.10 when resume from suspend, wifi fails to
> reconnect saying waiting for authentication. When I use older kernel, 2.4.38
> instead of the new 3.0.0, it still works OK. If using ethernet, after wake
> from suspend it always works OK.

So we need to bisect between 2.4.38 and 3.0.0? :) I'm running ubuntu
11.10 on a home laptop so I'll give this a try as well when I can if I can
put up with unity for that long.

> More details on this bug are here
> and here
> Tried new Ubuntu kernel 3.1-rc10 did not help. Did not try an alternate kernel
> with Fedora 15.
> The common failure messages seen with Ubuntu and Fedora is this:
> <info> (wlan0): device state change: need-auth -> failed (reason 'no-secrets')
> [60 120 7]
> Oct 24 01:20:00 hplt NetworkManager[1016]: <warn> Activation (wlan0) failed
> for access point (dbnet)
> After this occurs, no further attempt to authenticate wifi occur and a red X
> appears over the wifi icon. I must then use ethernet (or reboot).

Adding wireless folks to the cc.
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