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 bombadil.infradead.org (bombadil.infradead.org [198.137.202.133]) (using TLSv1.2 with cipher ECDHE-RSA-AES256-GCM-SHA384 (256/256 bits)) (No client certificate requested) by smtp.lore.kernel.org (Postfix) with ESMTPS id 93A9CE7718F for ; Tue, 31 Dec 2024 02:11:42 +0000 (UTC) DKIM-Signature: v=1; a=rsa-sha256; q=dns/txt; c=relaxed/relaxed; d=lists.infradead.org; s=bombadil.20210309; h=Sender:List-Subscribe:List-Help :List-Post:List-Archive:List-Unsubscribe:List-Id:Cc:To:In-Reply-To:References :Date:Message-Id:From:Subject:Content-Transfer-Encoding:MIME-Version: Content-Type:Reply-To:Content-ID:Content-Description:Resent-Date:Resent-From: Resent-Sender:Resent-To:Resent-Cc:Resent-Message-ID:List-Owner; bh=snPnfknbKiARKq16cFb/IgmwDlApn4F/tuHzHXSDZxU=; b=1VPXo6eikcywEj2rO4jNbWVrXv 14MFpKj3+A9npgdNPH/uScNak6RcZ544MAY9c/gY5h2LhdUIWvPxHJVCt2LpKhUnuXRHWRvQKI8bP /u1HuEhz6OtcChnxB7dsEL5GTd3XA0Oh4vw+v753akbPiA0ymDQF+VC3OW48C7JcPymaBVIBgi+Fd SlnEEkgSIqHjsIAYBeTlVMZ9+f+OJNBuh3Vi+EjNq/1k5SD5r4F64A3OwHRR2e0YU4oTfM20rS56i 4KJ8EnJ7wYTH5qZVPnrpijJHnOtsqmtQ4za9/Ov3AWAdqcoWsmMnWydvXLV8fQIazjs5MsHZYM8QE O2c0h6Mg==; Received: from localhost ([::1] helo=bombadil.infradead.org) by bombadil.infradead.org with esmtp (Exim 4.98 #2 (Red Hat Linux)) id 1tSRjB-00000006JEk-2bBy; Tue, 31 Dec 2024 02:11:25 +0000 Received: from nyc.source.kernel.org ([2604:1380:45d1:ec00::3]) by bombadil.infradead.org with esmtps (Exim 4.98 #2 (Red Hat Linux)) id 1tSRi1-00000006J4S-15Cf; Tue, 31 Dec 2024 02:10:14 +0000 Received: from smtp.kernel.org (transwarp.subspace.kernel.org [100.75.92.58]) by nyc.source.kernel.org (Postfix) with ESMTP id 7FECEA41019; Tue, 31 Dec 2024 02:08:22 +0000 (UTC) Received: by smtp.kernel.org (Postfix) with ESMTPSA id 9E9EAC4AF09; Tue, 31 Dec 2024 02:10:11 +0000 (UTC) DKIM-Signature: v=1; a=rsa-sha256; c=relaxed/simple; d=kernel.org; s=k20201202; t=1735611011; bh=uACa4budD4RS8hP+CAygN8N3iO9gZnbLK8aHPZ2ufUw=; h=Subject:From:Date:References:In-Reply-To:To:Cc:From; b=kX8BGjuInzd+SfIEQNfwuCZBccnrLB04HKbzWsYEXgnO6CE2iGzZNuetr8EEumPDA IwwaYNni15nUiM58igGW8ius69E8HQLV4ueRGuuYGkvitk6oDEHBi4ocue+o862TuU JKXTX4tQAYSRW4QQsnlDpV0LL0vk/oCzCWdVjHfdKM0/S7kfHNMl16d2H2iHaTq2JA k8j84JGcVIb5r2jiS4f/7rqLxOTsWr7ZgpOo79Hc0i/v80pFeSo6zc6/pzerm/JF/P FJxOcp/YlKBbWGpyAmpbN6W/7enOfmuYH7n4BTw7jKkyBlW+t1jTBVj+TGvVJ19rkr f96wOmjg2tzqg== Received: from [10.30.226.235] (localhost [IPv6:::1]) by aws-us-west-2-korg-oddjob-rhel9-1.codeaurora.org (Postfix) with ESMTP id ADD9D380A964; Tue, 31 Dec 2024 02:10:32 +0000 (UTC) Content-Type: text/plain; charset="utf-8" MIME-Version: 1.0 Content-Transfer-Encoding: 8bit Subject: Re: [net v3] net: wwan: t7xx: Fix FSM command timeout issue From: patchwork-bot+netdevbpf@kernel.org Message-Id: <173561103149.1487469.7896899204540542630.git-patchwork-notify@kernel.org> Date: Tue, 31 Dec 2024 02:10:31 +0000 References: <20241224041552.8711-1-jinjian.song@fibocom.com> In-Reply-To: <20241224041552.8711-1-jinjian.song@fibocom.com> To: Jinjian Song Cc: chandrashekar.devegowda@intel.com, chiranjeevi.rapolu@linux.intel.com, haijun.liu@mediatek.com, m.chetan.kumar@linux.intel.com, ricardo.martinez@linux.intel.com, loic.poulain@linaro.org, ryazanov.s.a@gmail.com, johannes@sipsolutions.net, davem@davemloft.net, edumazet@google.com, kuba@kernel.org, pabeni@redhat.com, linux-kernel@vger.kernel.org, netdev@vger.kernel.org, linux-doc@vger.kernel.org, angelogioacchino.delregno@collabora.com, linux-arm-kernel@lists.infradead.org, matthias.bgg@gmail.com, corbet@lwn.net, linux-mediatek@lists.infradead.org, helgaas@kernel.org, danielwinkler@google.com, korneld@google.com, andrew+netdev@lunn.ch, horms@kernel.org X-CRM114-Version: 20100106-BlameMichelson ( TRE 0.8.0 (BSD) ) MR-646709E3 X-CRM114-CacheID: sfid-20241230_181013_363975_B74C752D X-CRM114-Status: UNSURE ( 8.57 ) X-CRM114-Notice: Please train this message. X-BeenThere: linux-arm-kernel@lists.infradead.org X-Mailman-Version: 2.1.34 Precedence: list List-Id: List-Unsubscribe: , List-Archive: List-Post: List-Help: List-Subscribe: , Sender: "linux-arm-kernel" Errors-To: linux-arm-kernel-bounces+linux-arm-kernel=archiver.kernel.org@lists.infradead.org Hello: This patch was applied to netdev/net.git (main) by Jakub Kicinski : On Tue, 24 Dec 2024 12:15:52 +0800 you wrote: > When driver processes the internal state change command, it use an > asynchronous thread to process the command operation. If the main > thread detects that the task has timed out, the asynchronous thread > will panic when executing the completion notification because the > main thread completion object has been released. > > BUG: unable to handle page fault for address: fffffffffffffff8 > PGD 1f283a067 P4D 1f283a067 PUD 1f283c067 PMD 0 > Oops: 0000 [#1] PREEMPT SMP NOPTI > RIP: 0010:complete_all+0x3e/0xa0 > [...] > Call Trace: > > ? __die_body+0x68/0xb0 > ? page_fault_oops+0x379/0x3e0 > ? exc_page_fault+0x69/0xa0 > ? asm_exc_page_fault+0x22/0x30 > ? complete_all+0x3e/0xa0 > fsm_main_thread+0xa3/0x9c0 [mtk_t7xx (HASH:1400 5)] > ? __pfx_autoremove_wake_function+0x10/0x10 > kthread+0xd8/0x110 > ? __pfx_fsm_main_thread+0x10/0x10 [mtk_t7xx (HASH:1400 5)] > ? __pfx_kthread+0x10/0x10 > ret_from_fork+0x38/0x50 > ? __pfx_kthread+0x10/0x10 > ret_from_fork_asm+0x1b/0x30 > > [...] > CR2: fffffffffffffff8 > > [...] Here is the summary with links: - [net,v3] net: wwan: t7xx: Fix FSM command timeout issue https://git.kernel.org/netdev/net/c/4f619d518db9 You are awesome, thank you! -- Deet-doot-dot, I am a bot. https://korg.docs.kernel.org/patchwork/pwbot.html