From mboxrd@z Thu Jan 1 00:00:00 1970 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.subspace.kernel.org (Postfix) with ESMTPS id 6AE3D178CF1 for ; Sun, 24 Mar 2024 23:39:54 +0000 (UTC) Authentication-Results: smtp.subspace.kernel.org; arc=none smtp.client-ip=198.137.202.133 ARC-Seal:i=1; a=rsa-sha256; d=subspace.kernel.org; s=arc-20240116; t=1711323596; cv=none; b=T/94MxMSMHu0q5Gy3u/qdTmyzxjGdF0vqsZRlbWAQCOWma9vYgNmRQw8mWDtC/2xNzpXUCmaUctnbNWPfoRuluMIvk8KDqMWZxc1Fxb4T/VwG3FCum/kugHqqfkR/fMacFMDR/e8ai45imp2Jkril8OOtLNL5UinbBhgK3h2k5A= ARC-Message-Signature:i=1; a=rsa-sha256; d=subspace.kernel.org; s=arc-20240116; t=1711323596; c=relaxed/simple; bh=POgH/L5/8sKhERoaHdSUsravzApcjrzfC6U0gswpZBY=; h=Date:From:To:Cc:Subject:Message-ID:References:MIME-Version: Content-Type:Content-Disposition:In-Reply-To; b=p7WG1WhsRKWBeKk+QDDUdYEgvV6frTX2Q5qA3kDLo9lgfwD3rdKW0MGmksZFdsghCgRwXo5mTKL0pMHyZ6M4IuKYNYS81CGcoVbGKInb1hDyIbNgorL9Mb84RTNARR5/prUc518mZyOrxUNW3M+MuOOAV9D5sA32Os0zcMrU63I= ARC-Authentication-Results:i=1; smtp.subspace.kernel.org; dmarc=none (p=none dis=none) header.from=infradead.org; spf=none smtp.mailfrom=bombadil.srs.infradead.org; dkim=pass (2048-bit key) header.d=infradead.org header.i=@infradead.org header.b=4+w9wpLr; arc=none smtp.client-ip=198.137.202.133 Authentication-Results: smtp.subspace.kernel.org; dmarc=none (p=none dis=none) header.from=infradead.org Authentication-Results: smtp.subspace.kernel.org; spf=none smtp.mailfrom=bombadil.srs.infradead.org Authentication-Results: smtp.subspace.kernel.org; dkim=pass (2048-bit key) header.d=infradead.org header.i=@infradead.org header.b="4+w9wpLr" DKIM-Signature: v=1; a=rsa-sha256; q=dns/txt; c=relaxed/relaxed; d=infradead.org; s=bombadil.20210309; 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; bh=POgH/L5/8sKhERoaHdSUsravzApcjrzfC6U0gswpZBY=; b=4+w9wpLrZoPglCkTD/AUIpHqRH JE/qgb9XS+7egP0J+xt9evnRg0zgi/oMwcXLzG6X8u6za0PgDcHsJn3FtzunhITXPV70/qCam6KMo 2h49qXsfQjUfURS/46pnLCx6qsWBsLhrxcaL59FSsIi1kbl+hwcLyZEPlwUtTr3mpZXXnHl0t7Hww tul+PQPQTAB48KUl7bRv9/Bh6Y1kLJqTBEXqCcAKeciJWIMkY1NOprWbmjOC/Y+JsNTHVp75uIzcw No9vpqDpK/vn8I81+09Ect7TWKHM15OTRXVnHTCFuSLbTQbKxoP4d1rIzLCBwn+GvSrJ5zpsblHrh cQTNVheA==; Received: from hch by bombadil.infradead.org with local (Exim 4.97.1 #2 (Red Hat Linux)) id 1roXRR-0000000DvIF-3d8Z; Sun, 24 Mar 2024 23:39:53 +0000 Date: Sun, 24 Mar 2024 16:39:53 -0700 From: Christoph Hellwig To: Brian Foster Cc: linux-block@vger.kernel.org Subject: Re: pktcdvd ->open_mutex lockdep splat Message-ID: References: Precedence: bulk X-Mailing-List: linux-block@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: X-SRS-Rewrite: SMTP reverse-path rewritten from by bombadil.infradead.org. See http://www.infradead.org/rpr.html On Fri, Mar 22, 2024 at 01:09:51PM -0400, Brian Foster wrote: > Ok, I guess the reason I was only seeing this in one particular VM is > that for whatever reason, something happens to invoke pktsetup during > boot on that guest. If I boot up a separate VM/distro and run 'pktsetup > 0 /dev/sr0,' I see the same splat.. pktcdvd is completely unmaintained and in horrible shape unfortunately, and no one is interested in caring for it. I can only recommend to not build it into any kernel you can care about.