From mboxrd@z Thu Jan 1 00:00:00 1970 Received: from smtp.kernel.org (aws-us-west-2-korg-mail-1.web.codeaurora.org [10.30.226.201]) (using TLSv1.2 with cipher ECDHE-RSA-AES256-GCM-SHA384 (256/256 bits)) (No client certificate requested) by smtp.subspace.kernel.org (Postfix) with ESMTPS id 9708C3D994; Fri, 10 Apr 2026 22:30:31 +0000 (UTC) Authentication-Results: smtp.subspace.kernel.org; arc=none smtp.client-ip=10.30.226.201 ARC-Seal:i=1; a=rsa-sha256; d=subspace.kernel.org; s=arc-20240116; t=1775860231; cv=none; b=AOhLgwPXXfyPR3A+2rvnCkHPEVM/JQxJh+V4Xa8Gde2auZ1YZyuj3X5r+Fcvgq9I4B+MZfvF2jwkTgDVZCilF+ADm4r6c9F8/cL7TnLNFWH2tZsK2BW36w4v5q0/1FfrubLe9sDp28VDJv4zg/SAkAIMeGevNtZxEQBJipVLmAg= ARC-Message-Signature:i=1; a=rsa-sha256; d=subspace.kernel.org; s=arc-20240116; t=1775860231; c=relaxed/simple; bh=YrKqoK6qqCE/JLOpjMngxrETrj2UNduX3S3PTQO3KmA=; h=Content-Type:MIME-Version:Subject:From:Message-Id:Date:References: In-Reply-To:To:Cc; b=SnUAZU7BlE6hwVSSlWFIoKQyIh3i7YcTrNdShPQ0rTLen5zy/n8dyxwpK5Li6eSJd68tW5k41E3564MNWAu9BcsaGli4i4KqnqgurU7IPbg+D43mFBL2uPDgLlAiAaueBEu+5J2WYtAR0MnL8ocmnBvQgeK7W8DfDXN5wEPacJQ= ARC-Authentication-Results:i=1; smtp.subspace.kernel.org; dkim=pass (2048-bit key) header.d=kernel.org header.i=@kernel.org header.b=uC5Z6E0a; arc=none smtp.client-ip=10.30.226.201 Authentication-Results: smtp.subspace.kernel.org; dkim=pass (2048-bit key) header.d=kernel.org header.i=@kernel.org header.b="uC5Z6E0a" Received: by smtp.kernel.org (Postfix) with ESMTPSA id 37F04C19421; Fri, 10 Apr 2026 22:30:31 +0000 (UTC) DKIM-Signature: v=1; a=rsa-sha256; c=relaxed/simple; d=kernel.org; s=k20201202; t=1775860231; bh=YrKqoK6qqCE/JLOpjMngxrETrj2UNduX3S3PTQO3KmA=; h=Subject:From:Date:References:In-Reply-To:To:Cc:From; b=uC5Z6E0aqMuirsB39dRyDzsxQjpuySv+25dLDr3jXZ5TFK9R9aWHPjWEhK+LNRMnd zN/b18kNWsgHSBCF77kXnaI3uy/7iA55ZmhToziAjYCHtKXpAs2fDg0njeQOAcOCBJ bBGZUAmXtcRuTSbFcDDCtoMn1hWmkAZxyMQfpM2/mfgQHchx/mVsewGdeFVxkOEdqp Uw8BIECZzMJZQyJRnxsiV+O5wF9uOrxFyxSIp9vp4kxi5IHMBBAXn1sOn3hkNXo2Vi zM0ka0RYn83Kpr+f8gmMgUCWut1cg5Ro4wy59DYEH7XDetHZ4pjcKfdG1TKGq3yufK lp06rrPZBMT0w== Received: from [10.30.226.235] (localhost [IPv6:::1]) by aws-us-west-2-korg-oddjob-rhel9-1.codeaurora.org (Postfix) with ESMTP id B9EF53809A88; Fri, 10 Apr 2026 22:30:06 +0000 (UTC) Content-Type: text/plain; charset="utf-8" Precedence: bulk X-Mailing-List: stable@vger.kernel.org List-Id: List-Subscribe: List-Unsubscribe: MIME-Version: 1.0 Content-Transfer-Encoding: 8bit Subject: Re: [PATCH v2] net: hamradio: 6pack: fix uninit-value in sixpack_receive_buf From: patchwork-bot+netdevbpf@kernel.org Message-Id: <177586020555.2666311.14018722379357062077.git-patchwork-notify@kernel.org> Date: Fri, 10 Apr 2026 22:30:05 +0000 References: <20260407173101.107352-1-mashiro.chen@mailbox.org> In-Reply-To: <20260407173101.107352-1-mashiro.chen@mailbox.org> To: Mashiro Chen Cc: netdev@vger.kernel.org, horms@kernel.org, davem@davemloft.net, edumazet@google.com, kuba@kernel.org, pabeni@redhat.com, linux-hams@vger.kernel.org, stable@vger.kernel.org, syzbot+ecdb8c9878a81eb21e54@syzkaller.appspotmail.com Hello: This patch was applied to netdev/net.git (main) by Jakub Kicinski : On Wed, 8 Apr 2026 01:31:01 +0800 you wrote: > sixpack_receive_buf() does not properly skip bytes with TTY error flags. > The while loop iterates through the flags buffer but never advances the > data pointer (cp), and passes the original count (including error bytes) > to sixpack_decode(). This causes sixpack_decode() to process bytes that > should have been skipped due to TTY errors. The TTY layer does not > guarantee that cp[i] holds a meaningful value when fp[i] is set, so > passing those positions to sixpack_decode() results in KMSAN reporting > an uninit-value read. > > [...] Here is the summary with links: - [v2] net: hamradio: 6pack: fix uninit-value in sixpack_receive_buf https://git.kernel.org/netdev/net/c/bf9a38803b26 You are awesome, thank you! -- Deet-doot-dot, I am a bot. https://korg.docs.kernel.org/patchwork/pwbot.html