[Bug 213621] WIFI connection is lost periodically on ath0

https://bugs.freebsd.org/bugzilla/show_bug.cgi?id=213621 --- Comment #11 from Sergey --- But I already have -bgscan disabled in rc.conf and powersave mode seems to be turned off: $ ifconfig -v wlan0 | grep -i power AES-CCM 3:128-bit powersavemode OFF

[Bug 213621] WIFI connection is lost periodically on ath0

https://bugs.freebsd.org/bugzilla/show_bug.cgi?id=213621 --- Comment #10 from Adrian Chadd --- Yeah, that's a beacon miss. I'm not sure why that is yet. You can try -bgscan -powersave just to enforce things, but I don't know if it's going to help all that much. The PN

[Bug 213621] WIFI connection is lost periodically on ath0

https://bugs.freebsd.org/bugzilla/show_bug.cgi?id=213621 --- Comment #9 from Sergey --- Got another portion of messages after "disconnection" wlan0: beacon miss, mode STA state RUN wlan0: send probe req on channel 9 bssid a0:f3:c1:46:1a:f3 ssid "KPECT" wlan0: beacon miss,

[Bug 213621] WIFI connection is lost periodically on ath0

https://bugs.freebsd.org/bugzilla/show_bug.cgi?id=213621 --- Comment #8 from Sergey --- Adrian, Do you have any thoughts about how can I fix the problem ? -- You are receiving this mail because: You are the assignee for the bug.

[Bug 213621] WIFI connection is lost periodically on ath0

https://bugs.freebsd.org/bugzilla/show_bug.cgi?id=213621 --- Comment #7 from Adrian Chadd --- God damnit, okay. So it /looks/ like a single bit corruption of the RSC, which causes the AES-CCM code to consider everything afterwards to be a replay attack. ie:

[Bug 213621] WIFI connection is lost periodically on ath0

https://bugs.freebsd.org/bugzilla/show_bug.cgi?id=213621 --- Comment #6 from Sergey --- wlan0: _ieee80211_crypto_delkey: NONE keyix 65535 flags 0x3 rsc 0 tsc 0 len 0 wlan0: _ieee80211_crypto_delkey: AES-CCM keyix 1 flags 0x106 rsc 0 tsc 0 len 16 wlan0: [a0:f3:c1:46:1a:f3]

[Bug 213621] WIFI connection is lost periodically on ath0

https://bugs.freebsd.org/bugzilla/show_bug.cgi?id=213621 --- Comment #5 from Adrian Chadd --- hi, can you capture the whole dmesg from association to disconnects? I'd like to see what's going on the whole time. Thanks! -adrian -- You are receiving this mail because: You

[Bug 213621] WIFI connection is lost periodically on ath0

https://bugs.freebsd.org/bugzilla/show_bug.cgi?id=213621 --- Comment #4 from Sergey --- Another excerpt from dmesg: wlan0: ieee80211_sta_ps_timer_check: lastdata=18446744071562136372, ticks=18446744071562137461 wlan0: ieee80211_sta_ps_timer_check: