From mboxrd@z Thu Jan 1 00:00:00 1970 Received: from smtp.kernel.org (aws-us-west-2-korg-mail-alma10-1.taild15c8.ts.net [100.103.45.18]) (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 3E80843635E; Thu, 2 Jul 2026 13:10:23 +0000 (UTC) Authentication-Results: smtp.subspace.kernel.org; arc=none smtp.client-ip=100.103.45.18 ARC-Seal:i=1; a=rsa-sha256; d=subspace.kernel.org; s=arc-20240116; t=1782997826; cv=none; b=ShUL4OWczbWsdmSL2DBIS5cyxa3Oz71Y8hbInrknQDZ+9lLGh2V0UFpn7mqcAFPZZHcp1WVot0UdKTCBHxahQWPiRdae4eof5o2kCaC9B5u2WSziXrGnd440Je7LKXdwDQAjy8BquBdtEWv94CsgrC6h32936sZSZ4wUhVZh6kQ= ARC-Message-Signature:i=1; a=rsa-sha256; d=subspace.kernel.org; s=arc-20240116; t=1782997826; c=relaxed/simple; bh=wlEFNsBNZVvjEMMcH9iTogG9145ZrVIjhPvCX5Nx9kc=; h=Content-Type:MIME-Version:Subject:From:Message-Id:Date:References: In-Reply-To:To:Cc; b=sr2ffXWOXX0XMMSzBRxIL28W9qYHimMzYfkQUCNeoNB2AOk7ByGy0Pypa+KWcxifH+LOHO6r42D8V6IX/gBr6DfuxFW1XN1qee6E3iIW62ImXCThTqpONkpakw/ZJkzc9se9jeXNwgsrgI6EQ63Nryqsv7NVc+xB3MmtITzxREQ= ARC-Authentication-Results:i=1; smtp.subspace.kernel.org; dkim=pass (2048-bit key) header.d=kernel.org header.i=@kernel.org header.b=T3Px2sRM; arc=none smtp.client-ip=100.103.45.18 Authentication-Results: smtp.subspace.kernel.org; dkim=pass (2048-bit key) header.d=kernel.org header.i=@kernel.org header.b="T3Px2sRM" Received: by smtp.kernel.org (Postfix) with ESMTPSA id 6D9751F000E9; Thu, 2 Jul 2026 13:10:23 +0000 (UTC) DKIM-Signature: v=1; a=rsa-sha256; c=relaxed/relaxed; d=kernel.org; s=k20260515; t=1782997823; bh=0NMaqO6Gp1oZU1CpHlr43Ak/+yM00C9gJZOlz8x1dRY=; h=Subject:From:Date:References:In-Reply-To:To:Cc; b=T3Px2sRMlv0JoF/+OdjSW/t3cHyIOvHVsI+luNnVNifi1LEJ3xQnz8h6xPSxhxf/J ZLvI/6ud2Ez/H6LjPXCmoa3GzQKgZkmOQMG5y55UgiJkCofxBM0nFK1LDmOqnyMqkO 6eu3YBDIbujtaQ1O6bP6SyEUhXIVAuifTaBnSrLSCUgkGolOO287oubfY3Ob+YnxZj qlWBXrRGkZecms4vD/qE4XygOQgbEWzpyOJBlgEaeU8MZbZLJhJdj1A1B6cFvTNCb8 UiS9IKiu6607QpQumjGGNc9U8iqckHqzCwqbvlPXfSOWT4J7qgLe3ARr40mBb4F0uz CBsQRgniv/q9g== Received: from [10.30.226.235] (localhost [IPv6:::1]) by aws-us-west-2-korg-oddjob-rhel9-1.codeaurora.org (Postfix) with ESMTP id 9396B392722F; Thu, 2 Jul 2026 13:10:07 +0000 (UTC) Content-Type: text/plain; charset="utf-8" Precedence: bulk X-Mailing-List: netdev@vger.kernel.org List-Id: List-Subscribe: List-Unsubscribe: MIME-Version: 1.0 Content-Transfer-Encoding: 8bit Subject: Re: [PATCH v6] net: mvneta_bm: add suspend/resume support to prevent crash after resume From: patchwork-bot+netdevbpf@kernel.org Message-Id: <178299780640.1662984.16960798958320642497.git-patchwork-notify@kernel.org> Date: Thu, 02 Jul 2026 13:10:06 +0000 References: <20260630060311.4072140-1-yun.zhou@windriver.com> In-Reply-To: <20260630060311.4072140-1-yun.zhou@windriver.com> To: Zhou@aws-us-west-2-korg-oddjob-rhel9-1.codeaurora.org, Yun Cc: marcin.s.wojtas@gmail.com, andrew+netdev@lunn.ch, davem@davemloft.net, edumazet@google.com, kuba@kernel.org, pabeni@redhat.com, netdev@vger.kernel.org, linux-kernel@vger.kernel.org Hello: This patch was applied to netdev/net-next.git (main) by Paolo Abeni : On Tue, 30 Jun 2026 14:03:11 +0800 you wrote: > The mvneta driver uses the hardware Buffer Manager (BM) for RX buffer > allocation. During suspend, mvneta disables its clock, causing BM to > lose all buffer address state. On resume, mvneta_bm_port_init() re- > attaches the BM pool to the NIC, but BM hardware returns stale/garbage > buffer addresses. When NAPI poll processes these buffers, DMA cache > sync hits an invalid virtual address causing a kernel panic: > > [...] Here is the summary with links: - [v6] net: mvneta_bm: add suspend/resume support to prevent crash after resume https://git.kernel.org/netdev/net-next/c/140be217df57 You are awesome, thank you! -- Deet-doot-dot, I am a bot. https://korg.docs.kernel.org/patchwork/pwbot.html