From mboxrd@z Thu Jan 1 00:00:00 1970 Received: from mail1.merlins.org (magic.merlins.org [209.81.13.136]) (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 2CE9C2E405 for ; Thu, 29 Feb 2024 01:41:25 +0000 (UTC) Authentication-Results: smtp.subspace.kernel.org; arc=none smtp.client-ip=209.81.13.136 ARC-Seal:i=1; a=rsa-sha256; d=subspace.kernel.org; s=arc-20240116; t=1709170888; cv=none; b=JySqiv4RRAXUl19fEPUDJazulMu2malEQLRojmuWRaPAPNjncazFCZT3O2EQluaKES7TDeEhyhRhO0wyWP2R4wop8pDgWPAS+8ekhWvpEIjFizN8/pQXKKCEy8araV7NMZJxWjleM9thEDkxAHr/4O7YYnbJgchS4tTcVCuSzTw= ARC-Message-Signature:i=1; a=rsa-sha256; d=subspace.kernel.org; s=arc-20240116; t=1709170888; c=relaxed/simple; bh=EDhdKdS3T6zaxNj0hn2E5Il4B7fzdSQPLWHERr2Vew8=; h=Date:From:To:Cc:Subject:Message-ID:References:MIME-Version: Content-Type:Content-Disposition:In-Reply-To; b=XJMqb0eSM0Q6bugSNgABicqrkxOf82a2mvcCRYjOdGsArG/oeO2nDXdo33TKJALzYOthOzMUY2v7m3mdEYfrr6hgQz9XFji7zkCEpMNUopNL9I1F4aENw1CEIlQ8n4qvNaq/nEyHXbKXLE5NY+ypoBf+rfdk8X/QDTZ0G3f5Cgo= ARC-Authentication-Results:i=1; smtp.subspace.kernel.org; dmarc=none (p=none dis=none) header.from=merlins.org; spf=pass smtp.mailfrom=merlins.org; dkim=fail (0-bit key) header.d=merlins.org header.i=@merlins.org header.b=ftw2SfK8 reason="key not found in DNS"; arc=none smtp.client-ip=209.81.13.136 Authentication-Results: smtp.subspace.kernel.org; dmarc=none (p=none dis=none) header.from=merlins.org Authentication-Results: smtp.subspace.kernel.org; spf=pass smtp.mailfrom=merlins.org Authentication-Results: smtp.subspace.kernel.org; dkim=fail reason="key not found in DNS" (0-bit key) header.d=merlins.org header.i=@merlins.org header.b="ftw2SfK8" DKIM-Signature: v=1; a=rsa-sha256; q=dns/txt; c=relaxed/relaxed; d=merlins.org ; s=key; h=In-Reply-To:Content-Type:MIME-Version:References:Message-ID: Subject:Cc:To:From:Date:Sender:Reply-To:Content-Transfer-Encoding:Content-ID: Content-Description:Resent-Date:Resent-From:Resent-Sender:Resent-To:Resent-Cc :Resent-Message-ID:List-Id:List-Help:List-Unsubscribe:List-Subscribe: List-Post:List-Owner:List-Archive; bh=+EFhEfQN9St0RFBCgq92Z2kbrvWpA9dTBefYafA69tw=; b=ftw2SfK8SqxG79Aw5VPyKhicMD 2/R/awC2/6iJl22ooPKWEeD6hao7cJcJTYkwkqOIpbkH6s/+bxSJeXoaKnrFlLfW78vLpIFRd/q/f 5vjAN/sGlEPCePS1sB3aLzqiW+TegIpb1lG5LzrseW/ixXiI2GsdEItJJXfJPchyj4Zl92zNqSbgn 4cJTAvTpUCfJIIUX6C+iU7hh35DDP0n+pXfuNOzw/90tvbFxKBS5B+JgTzLBICl4bp36Z/xmPiKJ5 Z/CgrddcYI8N0t1vNOA6y30yGmWEOMWO9ekEYK5eE2m2XjeAespWyt9fH/t1rg+GzYR8m3I2VeLEk wJifZwEg==; Received: from [205.220.129.25] (port=15787 helo=merlin.svh.merlins.org) by mail1.merlins.org with esmtpsa (Cipher TLS1.3:ECDHE_SECP256R1__RSA_PSS_RSAE_SHA256__AES_256_GCM:256) (Exim 4.94.2 #2) id 1rfVQK-0006ky-Hu by authid with srv_auth_plain; Wed, 28 Feb 2024 17:41:24 -0800 Received: from merlin by merlin.svh.merlins.org with local (Exim 4.96) (envelope-from ) id 1rfVQD-005vKj-0K; Wed, 28 Feb 2024 17:41:17 -0800 Date: Wed, 28 Feb 2024 17:41:17 -0800 From: Marc MERLIN To: Qu Wenruo Cc: linux-btrfs@vger.kernel.org Subject: Re: 6.4 and 6.9 btrfs blocked and btrfs_work_helper workqueue lockup, is it an IO bug/hang though? Message-ID: References: <2020a7b4-b052-4144-8386-b05102a5465d@gmx.com> <671192d3-1331-480b-b00a-af3eaf794089@gmx.com> Precedence: bulk X-Mailing-List: linux-btrfs@vger.kernel.org List-Id: List-Subscribe: List-Unsubscribe: MIME-Version: 1.0 Content-Type: text/plain; charset=us-ascii Content-Disposition: inline In-Reply-To: <671192d3-1331-480b-b00a-af3eaf794089@gmx.com> X-Sysadmin: BOFH X-URL: http://marc.merlins.org/ X-SA-Exim-Connect-IP: 205.220.129.25 X-SA-Exim-Mail-From: marc@merlins.org On Wed, Feb 28, 2024 at 06:54:48PM +1030, Qu Wenruo wrote: > It looks like there are something wrong with the aacraid driver, without > several hanging IOs. > > That may be the cause. This was what I thought, but was hoping for a confirmation, so thanks for looking it over, and I guess aacraid hangs turn into btrfs hangs, making it look like it's at fault, but really it's not. Thanks, Marc -- "A mouse is a device used to point at the xterm you want to type in" - A.S.R. Home page: http://marc.merlins.org/ | PGP 7F55D5F27AAF9D08