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 A2486C197A0 for ; Fri, 17 Nov 2023 16:20:27 +0000 (UTC) Received: (majordomo@vger.kernel.org) by vger.kernel.org via listexpand id S1346082AbjKQQU2 (ORCPT ); Fri, 17 Nov 2023 11:20:28 -0500 Received: from lindbergh.monkeyblade.net ([23.128.96.19]:35544 "EHLO lindbergh.monkeyblade.net" rhost-flags-OK-OK-OK-OK) by vger.kernel.org with ESMTP id S231634AbjKQQU1 (ORCPT ); Fri, 17 Nov 2023 11:20:27 -0500 Received: from smtp.kernel.org (relay.kernel.org [52.25.139.140]) by lindbergh.monkeyblade.net (Postfix) with ESMTPS id 3B465D4E for ; Fri, 17 Nov 2023 08:20:24 -0800 (PST) Received: by smtp.kernel.org (Postfix) with ESMTPS id CF6DEC433C9; Fri, 17 Nov 2023 16:20:23 +0000 (UTC) DKIM-Signature: v=1; a=rsa-sha256; c=relaxed/simple; d=kernel.org; s=k20201202; t=1700238023; bh=I4XpBTySvhzHxZn8SvCxlHLKBMiFYF/DtzvPGPKJPHk=; h=Subject:From:Date:References:In-Reply-To:To:Cc:From; b=ARZ/ym95zCIHaXOrd2L4SYrX/XDvOfcRnGzvMS1Zhrh1nTCbL8ZuGi/GpWN+RqRuL ipw679dDIxongC3kv63vnUreqTLnnQNS+JLco69uAuPY3CN4lPo405WGt9CiW8nKHN 6TkMhVZnzKAa0k9PhaEYOiwz7Ok7DxnE6dTkeZKlqmDOlHJo9ga7ebp4vKqFO7yNQk rowD5SydwKaXjXDaNGp91aBE87oIO0BSCqlajB//uKEbUMv9V530JDAXiQyebKqAtA KtmJSXKJgWGKcLfATdO5YTXYC7AWARCTQOywmPO8JyoXJm0P58XMt7QBxFkMdErKz8 ZoMonxv2RHZGg== 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 B3F28C4316B; Fri, 17 Nov 2023 16:20:23 +0000 (UTC) Content-Type: text/plain; charset="utf-8" MIME-Version: 1.0 Content-Transfer-Encoding: 8bit Subject: Re: [PATCH RESEND] Bluetooth: Fix deadlock in vhci_send_frame From: patchwork-bot+bluetooth@kernel.org Message-Id: <170023802373.26338.14180238759984531392.git-patchwork-notify@kernel.org> Date: Fri, 17 Nov 2023 16:20:23 +0000 References: <20231110014605.2068231-1-yinghsu@chromium.org> In-Reply-To: <20231110014605.2068231-1-yinghsu@chromium.org> To: Ying Hsu Cc: linux-bluetooth@vger.kernel.org, luiz.dentz@gmail.com, linux-kernel@vger.kernel.org, chromeos-bluetooth-upstreaming@chromium.org, arkadiusz.bokowy@gmail.com, johan.hedberg@gmail.com, marcel@holtmann.org Precedence: bulk List-ID: X-Mailing-List: linux-kernel@vger.kernel.org Hello: This patch was applied to bluetooth/bluetooth-next.git (master) by Luiz Augusto von Dentz : On Fri, 10 Nov 2023 01:46:05 +0000 you wrote: > syzbot found a potential circular dependency leading to a deadlock: > -> #3 (&hdev->req_lock){+.+.}-{3:3}: > __mutex_lock_common+0x1b6/0x1bc2 kernel/locking/mutex.c:599 > __mutex_lock kernel/locking/mutex.c:732 [inline] > mutex_lock_nested+0x17/0x1c kernel/locking/mutex.c:784 > hci_dev_do_close+0x3f/0x9f net/bluetooth/hci_core.c:551 > hci_rfkill_set_block+0x130/0x1ac net/bluetooth/hci_core.c:935 > rfkill_set_block+0x1e6/0x3b8 net/rfkill/core.c:345 > rfkill_fop_write+0x2d8/0x672 net/rfkill/core.c:1274 > vfs_write+0x277/0xcf5 fs/read_write.c:594 > ksys_write+0x19b/0x2bd fs/read_write.c:650 > do_syscall_x64 arch/x86/entry/common.c:55 [inline] > do_syscall_64+0x51/0xba arch/x86/entry/common.c:93 > entry_SYSCALL_64_after_hwframe+0x61/0xcb > > [...] Here is the summary with links: - [RESEND] Bluetooth: Fix deadlock in vhci_send_frame https://git.kernel.org/bluetooth/bluetooth-next/c/0be46f8900b0 You are awesome, thank you! -- Deet-doot-dot, I am a bot. https://korg.docs.kernel.org/patchwork/pwbot.html