[Bug 436757] Re: [52.118558] ath5k phy0: noise floor calibration timeout (2412MHz)

[arbeitstier]

Linux bp1-laptop 2.6.31-21-generic #59-Ubuntu SMP Wed Mar 24 07:28:56 UTC 2010 i686 GNU/Linux
02:05.0 Unclassified device [0013]: Atheros Communications Inc. Atheros AR5001X+ Wireless Network Adapter (rev 01)
give the same problems under Karmic. This happens mainly when the reception is not good:
Apr 18 22:29:50 bp1-laptop kernel: [  483.963423] bridge-wlan1: attached
Apr 18 22:30:14 bp1-laptop kernel: [  508.326638] ath5k phy0: noise floor calibration timeout (5680MHz)
Apr 18 22:42:39 bp1-laptop kernel: [ 1253.420201] wlan1: no probe response from AP 00:18:f6:71:42:5c - disassociating
Apr 18 22:42:39 bp1-laptop kernel: [ 1253.421374] bridge-wlan1: disabling the bridge
Apr 18 22:42:39 bp1-laptop kernel: [ 1253.421391] bridge-wlan1: down
Apr 18 22:42:39 bp1-laptop kernel: [ 1253.421408] bridge-wlan1: detached
Apr 18 22:43:45 bp1-laptop kernel: [ 1319.433964] wlan1: direct probe to AP 00:18:f6:71:42:5c try 1
Apr 18 22:43:45 bp1-laptop kernel: [ 1319.632212] wlan1: direct probe to AP 00:18:f6:71:42:5c try 2
Apr 18 22:43:46 bp1-laptop kernel: [ 1319.832195] wlan1: direct probe to AP 00:18:f6:71:42:5c try 3
Apr 18 22:43:46 bp1-laptop kernel: [ 1320.032206] wlan1: direct probe to AP 00:18:f6:71:42:5c timed out
Note that I got this kernel version by enabling "proposed updates" because before ath5k didn't work at all. Not sure if it's already official.
/B

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[52.118558] ath5k phy0: noise floor calibration timeout (2412MHz)
https://bugs.launchpad.net/bugs/436757
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