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[2620:137:e000::1:20]) by mx.google.com with ESMTP id dp17-20020a170906c15100b00711988b5919si11790726ejc.810.2022.08.31.06.35.15; Wed, 31 Aug 2022 06:35:41 -0700 (PDT) Received-SPF: pass (google.com: domain of linux-kernel-owner@vger.kernel.org designates 2620:137:e000::1:20 as permitted sender) client-ip=2620:137:e000::1:20; Authentication-Results: mx.google.com; dkim=pass header.i=@kernel.org header.s=k20201202 header.b=RO7h0BT3; spf=pass (google.com: domain of linux-kernel-owner@vger.kernel.org designates 2620:137:e000::1:20 as permitted sender) smtp.mailfrom=linux-kernel-owner@vger.kernel.org; dmarc=pass (p=NONE sp=NONE dis=NONE) header.from=kernel.org Received: (majordomo@vger.kernel.org) by vger.kernel.org via listexpand id S231684AbiHaNKT (ORCPT + 99 others); Wed, 31 Aug 2022 09:10:19 -0400 Received: from lindbergh.monkeyblade.net ([23.128.96.19]:32794 "EHLO lindbergh.monkeyblade.net" rhost-flags-OK-OK-OK-OK) by vger.kernel.org with ESMTP id S230376AbiHaNKR (ORCPT ); Wed, 31 Aug 2022 09:10:17 -0400 Received: from dfw.source.kernel.org (dfw.source.kernel.org [IPv6:2604:1380:4641:c500::1]) by lindbergh.monkeyblade.net (Postfix) with ESMTPS id C554623BC8; Wed, 31 Aug 2022 06:10:16 -0700 (PDT) Received: from smtp.kernel.org (relay.kernel.org [52.25.139.140]) (using TLSv1.2 with cipher ECDHE-RSA-AES256-GCM-SHA384 (256/256 bits)) (No client certificate requested) by dfw.source.kernel.org (Postfix) with ESMTPS id 6138F61A4D; Wed, 31 Aug 2022 13:10:16 +0000 (UTC) Received: by smtp.kernel.org (Postfix) with ESMTPS id B4BB9C433D7; Wed, 31 Aug 2022 13:10:15 +0000 (UTC) DKIM-Signature: v=1; a=rsa-sha256; c=relaxed/simple; d=kernel.org; s=k20201202; t=1661951415; bh=RAkY63hNFx/8vl1JXaeD588viNSZjReZ0dLnnzI+628=; h=Subject:From:Date:References:In-Reply-To:To:Cc:From; b=RO7h0BT37QqUqTIs2/5ZTaCLtPCsREONHwXJqLz+DIhiksIGgBNwoDNCy8UCB1OO2 S5YgPLGGNsZvx/ZStd7LEN74OK3mXqGSL/fkgvqpcNtrtyBOWldB2FaeYpfHVso1Oy rT5EYll0WcDJ1ndFmh+BU9GH7TrPMof00phX7D8UBvtHbPDjjBWpeGOmG0eC0w4106 Z5gn1igZuUZGmpEfSM+HZx1LEOBU3tlyZxArQNGnPrXoVyn2E9tOQwvAjiBKiPD/ZL 3DC3NaUIe72axnYTOj/8TMRlOMMHksnQJajzhjHfjy2S169f4BHy9wYn84kD1zxJn/ oIBgB7PS43LBw== Received: from aws-us-west-2-korg-oddjob-1.ci.codeaurora.org (localhost.localdomain [127.0.0.1]) by aws-us-west-2-korg-oddjob-1.ci.codeaurora.org (Postfix) with ESMTP id 9C424C4166F; Wed, 31 Aug 2022 13:10:15 +0000 (UTC) Content-Type: text/plain; charset="utf-8" MIME-Version: 1.0 Content-Transfer-Encoding: 8bit Subject: Re: [PATCH net] ethernet: rocker: fix sleep in atomic context bug in neigh_timer_handler From: patchwork-bot+netdevbpf@kernel.org Message-Id: <166195141563.28572.5578866701471008663.git-patchwork-notify@kernel.org> Date: Wed, 31 Aug 2022 13:10:15 +0000 References: <20220827153815.124475-1-duoming@zju.edu.cn> In-Reply-To: <20220827153815.124475-1-duoming@zju.edu.cn> To: Duoming Zhou Cc: netdev@vger.kernel.org, jiri@resnulli.us, davem@davemloft.net, edumazet@google.com, kuba@kernel.org, pabeni@redhat.com, linux-kernel@vger.kernel.org X-Spam-Status: No, score=-7.1 required=5.0 tests=BAYES_00,DKIMWL_WL_HIGH, DKIM_SIGNED,DKIM_VALID,DKIM_VALID_AU,DKIM_VALID_EF,RCVD_IN_DNSWL_HI, SPF_HELO_NONE,SPF_PASS,T_SCC_BODY_TEXT_LINE autolearn=ham autolearn_force=no version=3.4.6 X-Spam-Checker-Version: SpamAssassin 3.4.6 (2021-04-09) on lindbergh.monkeyblade.net Precedence: bulk List-ID: X-Mailing-List: linux-kernel@vger.kernel.org Hello: This patch was applied to netdev/net.git (master) by David S. Miller : On Sat, 27 Aug 2022 23:38:15 +0800 you wrote: > The function neigh_timer_handler() is a timer handler that runs in an > atomic context. When used by rocker, neigh_timer_handler() calls > "kzalloc(.., GFP_KERNEL)" that may sleep. As a result, the sleep in > atomic context bug will happen. One of the processes is shown below: > > ofdpa_fib4_add() > ... > neigh_add_timer() > > [...] Here is the summary with links: - [net] ethernet: rocker: fix sleep in atomic context bug in neigh_timer_handler https://git.kernel.org/netdev/net/c/c0955bf957be You are awesome, thank you! -- Deet-doot-dot, I am a bot. https://korg.docs.kernel.org/patchwork/pwbot.html