kern/156884: dev/ath instablity

[Dima Panov]

The following reply was made to PR kern/156884; it has been noted by GNATS.

From: Dima Panov <fluffy at fluffy.khv.ru>
To: Adrian Chadd <adrian at freebsd.org>
Cc: bug-followup at freebsd.org,fluffy at freebsd.org
Subject: Re: kern/156884: dev/ath instablity
Date: Wed, 18 May 2011 22:24:19 +1100

 Something new.
 
 r222003M
 
 wlan0: link state changed to DOWN
 lagg0: link state changed to DOWN
 wlan0: link state changed to UP
 lagg0: link state changed to UP
 ath0: device timeout
 ath0: device timeout
 wlan0: link state changed to DOWN
 lagg0: link state changed to DOWN
 wlan0: link state changed to UP
 lagg0: link state changed to UP
 ar5212StopDmaReceive: dma failed to stop in 10ms
 AR_CR=0x00000024
 AR_DIAG_SW=0x02000020
 
 
 15.05.2011, 21:17, "Adrian Chadd" <adrian at freebsd.org>:
 > Dima and I talked about this on IRC.
 >
 > Something's causing the net80211 stack to disassociate the STA via "reason 8":
 >
 > ieee80211.h: IEEE80211_REASON_ASSOC_LEAVE = 8,
 >
 > The queued packets on the power save queue makes me think the unit is
 > scanning and doesn't come out of it in time.
 >
 > I've asked Dima to enable +scan (wlandebug +scan) so we can see what
 > the scanning behaviour is next time this occurs.
 >
 > Adrian
 
 -- 
 Dima Panov (fluffy at FreeBSD.org)
 KDE at FreeBSD team
 
 Facebook: http://www.facebook.com/fluffy.khv