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Date:      Sat, 22 Oct 2016 20:30:16 +0000
From:      bugzilla-noreply@freebsd.org
To:        freebsd-wireless@FreeBSD.org
Subject:   [Bug 213621] WIFI connection is lost periodically on ath0
Message-ID:  <bug-213621-21060-HgWbL202pA@https.bugs.freebsd.org/bugzilla/>
In-Reply-To: <bug-213621-21060@https.bugs.freebsd.org/bugzilla/>
References:  <bug-213621-21060@https.bugs.freebsd.org/bugzilla/>

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https://bugs.freebsd.org/bugzilla/show_bug.cgi?id=3D213621

--- Comment #12 from Adrian Chadd <adrian@freebsd.org> ---
Hiya,

So the beacon miss / TSFOOR is the driver side. I can go take another look =
at
fixing that up.

The CCMP replay attack thing - that we need another NIC to sniff the air in
monitor mode and try to capture the invalid PN showing up in the air. If it=
's
coming over the air then sure, we can nail it down. If it's not coming over=
 the
air, and instead it's corrupted by the AR9380 NIC, we're in trouble.

I need to go double / triple-check to see if we pass frames that fail
CRC/FCS/decrypt up to the stack for incorrect processing. I'm kinda worried
that we're processing invalid frames a little too far along the input /
decryption path.

--=20
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