kern/163318: [ath] ath(4) stops working

Joel Dahl joel at
Tue Jan 10 18:00:25 UTC 2012

The following reply was made to PR kern/163318; it has been noted by GNATS.

From: Joel Dahl <joel at>
To: bug-followup at
Subject: Re: kern/163318: [ath] ath(4) stops working
Date: Tue, 10 Jan 2012 18:50:37 +0100

 For the record: I put in another PCI ath(4) card and I'm seeing the same
 thing with this card. After a while, wireless stops working. It seems to
 go in to some power save mode, and then gets stuck. ifconfig wlan0 scan
 fixes it, as usual.
 One thing I've noticed though is that it seems to take much longer for this
 card to stop working. Usually around 9-10 hours. Could be a coincidence of
 This card is identified as:
 joel at crashbox [~] dmesg | grep ath
 ath0: <Atheros 5212> mem 0xf0600000-0xf060ffff irq 20 at device 0.0 on pci16
 ath0: AR2413 mac 7.9 RF2413 phy 4.5
 ath0: 2GHz radio: 0x0000; 5GHz radio: 0x0056
 ath0 at pci0:16:0:0: class=0x020000 card=0x3a131186 chip=0x0013168c rev=0x01 hdr=0x00
     vendor     = 'Atheros Communications Inc.'
     device     = 'Atheros AR5001X+ Wireless Network Adapter'
     class      = network
     subclass   = ethernet
     bar   [10] = type Memory, range 32, base 0xf0600000, size 65536, enabled
     cap 01[44] = powerspec 2  supports D0 D3  current D0

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