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Thu, 28 May 2026 22:54:37 -0700 (PDT) From: Zhao Li To: Greg Kroah-Hartman Cc: Johannes Berg , stable@vger.kernel.org Subject: Re: FAILED: patch "[PATCH] wifi: mac80211: capture fast-RX rate before mesh reuses" failed to apply to 6.6-stable tree Date: Fri, 29 May 2026 13:54:27 +0800 Message-ID: <20260529055426.85622-2-enderaoelyther@gmail.com> X-Mailer: git-send-email 2.50.1 In-Reply-To: <2026052856-census-broker-d251@gregkh> References: <2026052856-census-broker-d251@gregkh> Precedence: bulk X-Mailing-List: stable@vger.kernel.org List-Id: List-Subscribe: List-Unsubscribe: MIME-Version: 1.0 Content-Transfer-Encoding: 8bit Hi Greg, Please drop this for 6.6.y; no backport is needed there. The failing cherry-pick is expected because the code fixed by d71c841be5d9 ("wifi: mac80211: capture fast-RX rate before mesh reuses skb->cb") is not present in 6.6.y. In 6.6.y, the fast-RX mesh RX_QUEUED arm is: res = ieee80211_rx_mesh_data(rx->sdata, rx->sta, rx->skb); switch (res) { case RX_QUEUED: return true; The later vulnerable post-mesh stats update: stats->last_rx = jiffies; stats->last_rate = sta_stats_encode_rate(status); was introduced by: cc18fffa3a517 ("wifi: mac80211: fix missing RX bitrate update for mesh forwarding path") That code is not in 6.6.y, so d71c841be5d9 is not applicable to 6.6.y. Thanks, Zhao