From mboxrd@z Thu Jan 1 00:00:00 1970 Return-Path: X-Spam-Checker-Version: SpamAssassin 3.4.0 (2014-02-07) on aws-us-west-2-korg-lkml-1.web.codeaurora.org Received: from vger.kernel.org (vger.kernel.org [23.128.96.18]) by smtp.lore.kernel.org (Postfix) with ESMTP id 6AEEBECAAD3 for ; Mon, 19 Sep 2022 17:40:18 +0000 (UTC) Received: (majordomo@vger.kernel.org) by vger.kernel.org via listexpand id S229609AbiISRkR (ORCPT ); Mon, 19 Sep 2022 13:40:17 -0400 Received: from lindbergh.monkeyblade.net ([23.128.96.19]:54824 "EHLO lindbergh.monkeyblade.net" rhost-flags-OK-OK-OK-OK) by vger.kernel.org with ESMTP id S229557AbiISRkQ (ORCPT ); Mon, 19 Sep 2022 13:40:16 -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 07D6B36874 for ; Mon, 19 Sep 2022 10:40:16 -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 978CB61CF3 for ; Mon, 19 Sep 2022 17:40:15 +0000 (UTC) Received: by smtp.kernel.org (Postfix) with ESMTPS id EA004C433D7; Mon, 19 Sep 2022 17:40:14 +0000 (UTC) DKIM-Signature: v=1; a=rsa-sha256; c=relaxed/simple; d=kernel.org; s=k20201202; t=1663609215; bh=d61BfuvGi59wAnDrAOjyMSfxq6oA3dSeBpNOtIfxcfo=; h=Subject:From:Date:References:In-Reply-To:To:Cc:From; b=TJtR+CESKfoxqZagkLGNt+QtQ4x0W6yslOBwcE0JoHTpJZDngGr05LSUdAG6jvAq8 ivQ7y/3cBK4s+P6DnKZSIaM3VoTbuPMH1EejVroMhEikddDYEsvxG2c8hyEwPKS5B2 G04iE3j3St2m7pa9w6F3wH5a+TBNAlOmyVL1tT8Rk2DN3yGbt5vNVbq1BKq4e+rMHM gVjpzwfrG7w8psVoiMvpzYx67aJr/wkpmNKK+Em0mKoR867SgtIlFYnhz0lGwjjbW2 GKEfqWZFsMn/d/8p8TXqgpe2dWZiVR/UCIXR/OFGpIf/wSjHaX72bq0CHhmBfv5v0K Kx5mmEn2nS+Bw== 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 CE08DE21ED4; Mon, 19 Sep 2022 17:40:14 +0000 (UTC) Content-Type: text/plain; charset="utf-8" MIME-Version: 1.0 Content-Transfer-Encoding: 8bit Subject: Re: [PATCH] Bluetooth: hci_{ldisc,serdev}: check percpu_init_rwsem() failure From: patchwork-bot+bluetooth@kernel.org Message-Id: <166360921484.3099.15829097107385180514.git-patchwork-notify@kernel.org> Date: Mon, 19 Sep 2022 17:40:14 +0000 References: <376d3dd4-725a-a212-2701-09a80b7d3915@I-love.SAKURA.ne.jp> In-Reply-To: <376d3dd4-725a-a212-2701-09a80b7d3915@I-love.SAKURA.ne.jp> To: Tetsuo Handa Cc: marcel@holtmann.org, johan.hedberg@gmail.com, luiz.dentz@gmail.com, ronald@innovation.ch, lukas@wunner.de, syzbot+576dfca25381fb6fbc5f@syzkaller.appspotmail.com, syzkaller-bugs@googlegroups.com, linux-bluetooth@vger.kernel.org Precedence: bulk List-ID: X-Mailing-List: linux-bluetooth@vger.kernel.org Hello: This patch was applied to bluetooth/bluetooth-next.git (master) by Luiz Augusto von Dentz : On Mon, 29 Aug 2022 23:58:12 +0900 you wrote: > syzbot is reporting NULL pointer dereference at hci_uart_tty_close() [1], > for rcu_sync_enter() is called without rcu_sync_init() due to > hci_uart_tty_open() ignoring percpu_init_rwsem() failure. > > While we are at it, fix that hci_uart_register_device() ignores > percpu_init_rwsem() failure and hci_uart_unregister_device() does not > call percpu_free_rwsem(). > > [...] Here is the summary with links: - Bluetooth: hci_{ldisc,serdev}: check percpu_init_rwsem() failure https://git.kernel.org/bluetooth/bluetooth-next/c/3124d320c22f You are awesome, thank you! -- Deet-doot-dot, I am a bot. https://korg.docs.kernel.org/patchwork/pwbot.html