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 kanga.kvack.org (kanga.kvack.org [205.233.56.17]) by smtp.lore.kernel.org (Postfix) with ESMTP id 6D7A4E7717D for ; Sun, 8 Dec 2024 02:57:06 +0000 (UTC) Received: by kanga.kvack.org (Postfix) id 860C76B036E; Sat, 7 Dec 2024 21:57:05 -0500 (EST) Received: by kanga.kvack.org (Postfix, from userid 40) id 810896B036F; Sat, 7 Dec 2024 21:57:05 -0500 (EST) X-Delivered-To: int-list-linux-mm@kvack.org Received: by kanga.kvack.org (Postfix, from userid 63042) id 6FF2E6B0370; Sat, 7 Dec 2024 21:57:05 -0500 (EST) X-Delivered-To: linux-mm@kvack.org Received: from relay.hostedemail.com (smtprelay0014.hostedemail.com [216.40.44.14]) by kanga.kvack.org (Postfix) with ESMTP id 536AA6B036E for ; Sat, 7 Dec 2024 21:57:05 -0500 (EST) Received: from smtpin21.hostedemail.com (a10.router.float.18 [10.200.18.1]) by unirelay03.hostedemail.com (Postfix) with ESMTP id 70249A036F for ; Sun, 8 Dec 2024 02:57:04 +0000 (UTC) X-FDA: 82870279338.21.3B6C120 Received: from dfw.source.kernel.org (dfw.source.kernel.org [139.178.84.217]) by imf06.hostedemail.com (Postfix) with ESMTP id 7F90E180002 for ; Sun, 8 Dec 2024 02:56:49 +0000 (UTC) Authentication-Results: imf06.hostedemail.com; dkim=pass header.d=kernel.org header.s=k20201202 header.b=lxrSFWSX; spf=pass (imf06.hostedemail.com: domain of kbusch@kernel.org designates 139.178.84.217 as permitted sender) smtp.mailfrom=kbusch@kernel.org; dmarc=pass (policy=quarantine) header.from=kernel.org ARC-Message-Signature: i=1; a=rsa-sha256; c=relaxed/relaxed; d=hostedemail.com; s=arc-20220608; t=1733626608; h=from:from:sender:reply-to:subject:subject:date:date: message-id:message-id:to:to:cc:cc:mime-version:mime-version: content-type:content-type: content-transfer-encoding:content-transfer-encoding: in-reply-to:in-reply-to:references:references:dkim-signature; bh=QiBP4V1qF/9RWCdBmE++6OoHgjB2YfLFimJXm3/Ro+g=; b=a6eIn04GxIutP8C/8gCTd+24JPwbKrZZFeZpBag+LBo+xQLM3pqRkedkoVdyzr8jQayv+V 0HJvppAOzfFyC1CY1JREun1YyxSe6umfARlwMLjPzOW3KqJWn/dauFHQ+eCl4q3yHtjgHw 3y8dioNaqqx5bxUDWq8b8nb6/4K0sDs= ARC-Authentication-Results: i=1; imf06.hostedemail.com; dkim=pass header.d=kernel.org header.s=k20201202 header.b=lxrSFWSX; spf=pass (imf06.hostedemail.com: domain of kbusch@kernel.org designates 139.178.84.217 as permitted sender) smtp.mailfrom=kbusch@kernel.org; dmarc=pass (policy=quarantine) header.from=kernel.org ARC-Seal: i=1; s=arc-20220608; d=hostedemail.com; t=1733626608; a=rsa-sha256; cv=none; b=x0ftmvxoLAgOmN/vagukUXnPyJO2Y5gyA9OmcjfOYKZxYIuNoRytzjJPjZHw3gA0+QtBF7 l9bfSfJGgIVwBQBoISYA72FHEJwTCWGmt3F/urk9DD65kNMrPHrLwpfw8oco6oD6Lp3ewY d6evMvyhKPDfe/7Bsea5Pe1bbHVJyEg= Received: from smtp.kernel.org (transwarp.subspace.kernel.org [100.75.92.58]) by dfw.source.kernel.org (Postfix) with ESMTP id 075F65C547C; Sun, 8 Dec 2024 02:56:19 +0000 (UTC) Received: by smtp.kernel.org (Postfix) with ESMTPSA id E90EDC4CECD; Sun, 8 Dec 2024 02:57:00 +0000 (UTC) DKIM-Signature: v=1; a=rsa-sha256; c=relaxed/simple; d=kernel.org; s=k20201202; t=1733626621; bh=taprTIXL15AEDOVOvPxHdOS1UgmutfVw78B9EEoz+vQ=; h=Date:From:To:Cc:Subject:References:In-Reply-To:From; b=lxrSFWSXOKucYi8Zf+1z67tBT88eKNg9cHjrZrcQ6ciS74Zl6rOiGcZ6cRLi0M59t h+r9riRmZgHZdV+cCCD1oJRMFOniU9RfUqaksmjlKwkZaGPj9u7dFbK0u9q4Y30wPb EPiwFhJVBGPE4wGl5ITF7pKhrPvJ3QkKKxfQ0GyFQDPrglOLeKwkm+INIFzP8D0APE pLzWDU/pRgNeJnlH5ye4oWDRf9LzLXcUfYlpgD7NrYBCi+me5D43oVVA+baAfmArdj 92CLxHSgmnCwHDR4DABvRD5ZpPYRO5CRAErSyFJdrzEUwnZbNeY6WtpY+Utld1oDKE Rrxz1cQbhq0Ww== Date: Sat, 7 Dec 2024 19:56:59 -0700 From: Keith Busch To: Chen Wang Cc: axboe@kernel.dk, hch@lst.de, sagi@grimberg.me, linux-nvme@lists.infradead.org, Linux Kernel Mailing List , akpm@linux-foundation.org, linux-mm@kvack.org, fengchun.li@sophgo.com, Inochi Amaoto Subject: Re: [bug report] WARNING when nvme_probe Message-ID: References: MIME-Version: 1.0 Content-Type: text/plain; charset=iso-8859-1 Content-Disposition: inline Content-Transfer-Encoding: 8bit In-Reply-To: X-Rspamd-Queue-Id: 7F90E180002 X-Rspamd-Server: rspam12 X-Stat-Signature: cotzq7wbdpdjmkzjzgckxo8ds6r9doqx X-Rspam-User: X-HE-Tag: 1733626609-410480 X-HE-Meta: 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 PXK8+sbu gvgP3XcYRycwOBxd/e56Rq4UGz7e1nZ2w6sAhSzQhTDBucYItAHP/zh9BroZzo0QeBm9OWTQqCwE3e0iXDh0qeObN39XawTfFk1TmLSIstvJqCSBFbDDDSS9yij1zCODyo8DcoP/GfNjsE54FPYWg9eROjYHV1i4Mf7aRyY3MVjPtCLVKP0qTBCU9X45Ybcb4n67bTWHWvcNaapcBNMoxYwLCXqpB86Rxhg10Pf2jVqd0Mq0jUVPw2x/1cJTlQJfNpzQsJ5GNgWprKUWBebXtsIiQF/9nvBPbdzxIkcAUI7l2EjkI46Kj4/V3oQ== X-Bogosity: Ham, tests=bogofilter, spamicity=0.000000, version=1.2.4 Sender: owner-linux-mm@kvack.org Precedence: bulk X-Loop: owner-majordomo@kvack.org List-ID: List-Subscribe: List-Unsubscribe: On Sat, Dec 07, 2024 at 12:26:14PM +0800, Chen Wang wrote: > On 2024/12/7 12:22, Chen Wang wrote: > > When I test with latest 6.13-rc1, I see kernel complains as below, but I > > don't see this in 6.12 serials (6.12-rc1 & 6.12-rc7). > > > > I'm developing PCIe driver and there is a RC switch which has some > > devices conneted to, including a  nvme device. Thanks for the report. Should be fixed now with this commit: https://git.kernel.org/pub/scm/linux/kernel/git/torvalds/linux.git/commit?id=ad0cf42e1fc4810170a8e8e232e85d69073e4d25