Comment 7 for bug 1379524

Revision history for this message
Oleg Shmelev (oshmelyov) wrote : Re: Weak wifi signal and bluetooth missing firmware

My WiFI disconnected once again just a minute ago and here's what I found in dmesg right after it disconnected
$ dmesg
[13868.961515] cfg80211: Calling CRDA to update world regulatory domain
[13868.967287] cfg80211: World regulatory domain updated:
[13868.967297] cfg80211: (start_freq - end_freq @ bandwidth), (max_antenna_gain, max_eirp)
[13868.967303] cfg80211: (2402000 KHz - 2472000 KHz @ 40000 KHz), (300 mBi, 2000 mBm)
[13868.967308] cfg80211: (2457000 KHz - 2482000 KHz @ 40000 KHz), (300 mBi, 2000 mBm)
[13868.967311] cfg80211: (2474000 KHz - 2494000 KHz @ 20000 KHz), (300 mBi, 2000 mBm)
[13868.967314] cfg80211: (5170000 KHz - 5250000 KHz @ 40000 KHz), (300 mBi, 2000 mBm)
[13868.967317] cfg80211: (5735000 KHz - 5835000 KHz @ 40000 KHz), (300 mBi, 2000 mBm)
[13868.967796] cfg80211: Calling CRDA for country: RU
[13868.970836] cfg80211: Regulatory domain changed to country: RU
[13868.970840] cfg80211: (start_freq - end_freq @ bandwidth), (max_antenna_gain, max_eirp)
[13868.970842] cfg80211: (2402000 KHz - 2482000 KHz @ 40000 KHz), (N/A, 2000 mBm)
[13868.970844] cfg80211: (5735000 KHz - 5835000 KHz @ 20000 KHz), (N/A, 3000 mBm)
[13871.118092] cfg80211: Calling CRDA for country: RU
[13871.123036] cfg80211: Regulatory domain changed to country: RU
[13871.123041] cfg80211: (start_freq - end_freq @ bandwidth), (max_antenna_gain, max_eirp)
[13871.123045] cfg80211: (2402000 KHz - 2482000 KHz @ 40000 KHz), (N/A, 2000 mBm)
[13871.123047] cfg80211: (5735000 KHz - 5835000 KHz @ 20000 KHz), (N/A, 3000 mBm)
[13876.690454] cfg80211: Calling CRDA to update world regulatory domain
[13876.692717] cfg80211: World regulatory domain updated:
[13876.692720] cfg80211: (start_freq - end_freq @ bandwidth), (max_antenna_gain, max_eirp)
[13876.692722] cfg80211: (2402000 KHz - 2472000 KHz @ 40000 KHz), (300 mBi, 2000 mBm)
[13876.692723] cfg80211: (2457000 KHz - 2482000 KHz @ 40000 KHz), (300 mBi, 2000 mBm)
[13876.692724] cfg80211: (2474000 KHz - 2494000 KHz @ 20000 KHz), (300 mBi, 2000 mBm)
[13876.692725] cfg80211: (5170000 KHz - 5250000 KHz @ 40000 KHz), (300 mBi, 2000 mBm)
[13876.692726] cfg80211: (5735000 KHz - 5835000 KHz @ 40000 KHz), (300 mBi, 2000 mBm)
[13876.692841] cfg80211: Calling CRDA for country: RU
[13876.694730] cfg80211: Regulatory domain changed to country: RU
[13876.694732] cfg80211: (start_freq - end_freq @ bandwidth), (max_antenna_gain, max_eirp)
[13876.694734] cfg80211: (2402000 KHz - 2482000 KHz @ 40000 KHz), (N/A, 2000 mBm)
[13876.694735] cfg80211: (5735000 KHz - 5835000 KHz @ 20000 KHz), (N/A, 3000 mBm)
[13878.828279] cfg80211: Calling CRDA for country: RU
[13878.833279] cfg80211: Regulatory domain changed to country: RU
[13878.833288] cfg80211: (start_freq - end_freq @ bandwidth), (max_antenna_gain, max_eirp)
[13878.833292] cfg80211: (2402000 KHz - 2482000 KHz @ 40000 KHz), (N/A, 2000 mBm)
[13878.833296] cfg80211: (5735000 KHz - 5835000 KHz @ 20000 KHz), (N/A, 3000 mBm)
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I'm not sure what is happening and how to fix this. Any helpful advice would be really appreciated.