Re: BUG: All network processes hang (brcmsmac/wpa_supplicant)

[Nico Schottelius <nico-linux-20111017@schottelius.org>]

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Hey Arend,


Arend van Spriel [Wed, Oct 19, 2011 at 04:43:27PM +0200]:
> I actually don't see the rtnl_lock or mutex_lock that was listed in your
> original dmesg. There are a lot of warning traces from mac80211.c.

Oh, sorry, ip r was stuck already and I didn't wait 120 seconds!


> The other interesting thing is the following:
> 
> [  367.389096] wlan0: deauthenticating from 00:03:52:e3:0e:10 by local
> choice (reason=3)
> [  367.416312] cfg80211: Calling CRDA to update world regulatory domain
> [  369.367667] wlan0: direct probe to 00:03:52:2c:01:00 (try 1/3)
> [  369.565008] wlan0: direct probe to 00:03:52:2c:01:00 (try 2/3)
> [  369.764891] wlan0: direct probe to 00:03:52:2c:01:00 (try 3/3)
> [  369.964768] wlan0: direct probe to 00:03:52:2c:01:00 timed out
> [  381.310339] wlan0: direct probe to 00:0f:61:1a:0c:50 (try 1/3)
> [  381.508071] wlan0: direct probe to 00:0f:61:1a:0c:50 (try 2/3)
> [  381.707955] wlan0: direct probe to 00:0f:61:1a:0c:50 (try 3/3)
> [  381.907788] wlan0: direct probe to 00:0f:61:1a:0c:50 timed out
> [  393.250073] wlan0: direct probe to 00:03:52:2c:01:00 (try 1/3)
> [  393.447810] wlan0: direct probe to 00:03:52:2c:01:00 (try 2/3)
> [  393.647700] wlan0: direct probe to 00:03:52:2c:01:00 (try 3/3)
> [  393.847576] wlan0: direct probe to 00:03:52:2c:01:00 timed out
> [  405.183177] wlan0: direct probe to 00:0f:61:1a:1d:30 (try 1/3)
> [  405.380906] wlan0: direct probe to 00:0f:61:1a:1d:30 (try 2/3)
> [  405.580773] wlan0: direct probe to 00:0f:61:1a:1d:30 (try 3/3)
> [  405.780658] wlan0: direct probe to 00:0f:61:1a:1d:30 timed out
> 
> There is another thread title "iwlagn is getting very shaky". It makes
> me wonder.
> 
> Where did you get your kernel from. From you dmesg I see:

It's a mix of Keith's and Jiri's branches:

http://www.nico.schottelius.org/blog/macbook-air-42-touchpad-keyboard-correct-screen-resolution/

Those two are needed to get screen/keyboard/mouse working on the MacBook Air.

You can pull the merged result directly from

  git://git.schottelius.org/foreign/linux-keith-jiri-mba

Cheers,

Nico

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