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 B5D6EC4332F for ; Tue, 7 Nov 2023 04:10:53 +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:Content-Transfer-Encoding: Content-Type:Message-ID:Subject:Cc:To:From:Date:MIME-Version:Reply-To: Content-ID:Content-Description:Resent-Date:Resent-From:Resent-Sender: Resent-To:Resent-Cc:Resent-Message-ID:In-Reply-To:References:List-Owner; bh=CFrk7let83bVBNwsUVD/Ie2SkONdVXOar69FggpFX64=; b=fyoPxUxOo6bMQJmkzbzZ1ISCXE 4EkNajaoO1P/qXwnvBpkur9upO791wP0yy8hGuJbAMR1YMvu49Th/xW58SEpOO67LQ+xkztYqGrhl rwsJ/S7G7NuBiNbM600ye4d+8E3exkkkFUuqZ8YmCLutW01BG1JZuLfOupOn/qkw2yeoA9E51I1lv FR6wN4k8TDUkvSKnyWwUEbL1Q+SdCP8ntzl22ePr5aiyaONOE7vVWtsdiebNGjJZFOuze8A+hVIj6 R2qv5WyEOO51gz8H/kFW49WxgFiB5y+jw0nG/RBoO7Ni77JYgeFjSR0McPLSjaVPhQK53W32DDpzn q/sch9YQ==; Received: from localhost ([::1] helo=bombadil.infradead.org) by bombadil.infradead.org with esmtp (Exim 4.96 #2 (Red Hat Linux)) id 1r0DQP-000U9b-0e; Tue, 07 Nov 2023 04:10:49 +0000 Received: from mx0a-001b2d01.pphosted.com ([148.163.156.1]) by bombadil.infradead.org with esmtps (Exim 4.96 #2 (Red Hat Linux)) id 1r0DQM-000U8U-0U for linux-nvme@lists.infradead.org; Tue, 07 Nov 2023 04:10:47 +0000 Received: from pps.filterd (m0353728.ppops.net [127.0.0.1]) by mx0a-001b2d01.pphosted.com (8.17.1.19/8.17.1.19) with ESMTP id 3A72mQBP006460 for ; Tue, 7 Nov 2023 04:10:42 GMT DKIM-Signature: v=1; a=rsa-sha256; c=relaxed/relaxed; d=ibm.com; h=mime-version : date : from : to : cc : subject : message-id : content-type : content-transfer-encoding; s=pp1; bh=CFrk7let83bVBNwsUVD/Ie2SkONdVXOar69FggpFX64=; b=o/hbfj/K7rVkN/HlIsHNWicGL2rHoiHOho1mWoa4TnO3c0z8ta08CVzknXtQJOFXVcml htamDGKP138DT5ih7qnr3TXLVfRwIsiQ2b+fQwhQ8+EpYhS0hmeEbsUWJD36qCr9l70h QuoJRdY2X9y2swP8MzuawsdUJBfJvZW2yaVHddBSVAfVkdqPWb2OiWvd8XOXq8b6fQZx OhvIwOwkD3CJ1HkSVT1lAfvQSkl5Yz1l3kEcjQjh1fbxQ8hxACweC/duP9odPyNvM9Fv lIYjteIAKLI3xgqmwoAWivElyGFZJh5W/VvVsMO1Xhxazfm3Oxwbm9CoFFH0Eg8yYs9k yA== Received: from ppma11.dal12v.mail.ibm.com (db.9e.1632.ip4.static.sl-reverse.com [50.22.158.219]) by mx0a-001b2d01.pphosted.com (PPS) with ESMTPS id 3u7cry23jw-1 (version=TLSv1.2 cipher=ECDHE-RSA-AES256-GCM-SHA384 bits=256 verify=NOT) for ; Tue, 07 Nov 2023 04:10:41 +0000 Received: from pps.filterd (ppma11.dal12v.mail.ibm.com [127.0.0.1]) by ppma11.dal12v.mail.ibm.com (8.17.1.19/8.17.1.19) with ESMTP id 3A72cGEv016959 for ; Tue, 7 Nov 2023 04:10:36 GMT Received: from smtprelay01.wdc07v.mail.ibm.com ([172.16.1.68]) by ppma11.dal12v.mail.ibm.com (PPS) with ESMTPS id 3u6301nj9c-1 (version=TLSv1.2 cipher=ECDHE-RSA-AES256-GCM-SHA384 bits=256 verify=NOT) for ; Tue, 07 Nov 2023 04:10:36 +0000 Received: from smtpav03.wdc07v.mail.ibm.com (smtpav03.wdc07v.mail.ibm.com [10.39.53.230]) by smtprelay01.wdc07v.mail.ibm.com (8.14.9/8.14.9/NCO v10.0) with ESMTP id 3A74AYo420513428 (version=TLSv1/SSLv3 cipher=DHE-RSA-AES256-GCM-SHA384 bits=256 verify=OK); Tue, 7 Nov 2023 04:10:34 GMT Received: from smtpav03.wdc07v.mail.ibm.com (unknown [127.0.0.1]) by IMSVA (Postfix) with ESMTP id 284575805C; Tue, 7 Nov 2023 04:10:34 +0000 (GMT) Received: from smtpav03.wdc07v.mail.ibm.com (unknown [127.0.0.1]) by IMSVA (Postfix) with ESMTP id DC1B05805D; Tue, 7 Nov 2023 04:10:33 +0000 (GMT) Received: from ltc.linux.ibm.com (unknown [9.5.196.140]) by smtpav03.wdc07v.mail.ibm.com (Postfix) with ESMTP; Tue, 7 Nov 2023 04:10:33 +0000 (GMT) MIME-Version: 1.0 Date: Mon, 06 Nov 2023 22:10:33 -0600 From: Wen Xiong To: linux-nvme@lists.infradead.org Cc: Wenxiong Subject: Saw I/O errors while delete/create/attach a namespace on nvme device. Message-ID: X-Sender: wenxiong@linux.ibm.com Content-Type: text/plain; charset=US-ASCII; format=flowed Content-Transfer-Encoding: 7bit X-TM-AS-GCONF: 00 X-Proofpoint-GUID: bOJ7BCA_w8p1ihayIcN4gBYimW6dEmdV X-Proofpoint-ORIG-GUID: bOJ7BCA_w8p1ihayIcN4gBYimW6dEmdV X-Proofpoint-Virus-Version: vendor=baseguard engine=ICAP:2.0.272,Aquarius:18.0.987,Hydra:6.0.619,FMLib:17.11.176.26 definitions=2023-11-06_15,2023-11-02_03,2023-05-22_02 X-Proofpoint-Spam-Details: rule=outbound_notspam policy=outbound score=0 phishscore=0 adultscore=0 priorityscore=1501 mlxlogscore=441 mlxscore=0 spamscore=0 clxscore=1011 bulkscore=0 suspectscore=0 malwarescore=0 impostorscore=0 lowpriorityscore=0 classifier=spam adjust=0 reason=mlx scancount=1 engine=8.12.0-2310240000 definitions=main-2311070034 X-CRM114-Version: 20100106-BlameMichelson ( TRE 0.8.0 (BSD) ) MR-646709E3 X-CRM114-CacheID: sfid-20231106_201046_443315_632AC8D6 X-CRM114-Status: GOOD ( 16.52 ) X-BeenThere: linux-nvme@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-nvme" Errors-To: linux-nvme-bounces+linux-nvme=archiver.kernel.org@lists.infradead.org Hi All, I am working on new nvme device and found this: nguid is changed while delete/create/attach a namespace, we saw some error messages in linux log. Should we see these errors messages since recreating namespaces or are there some issues in error path? # dmesg [10524.330156] nvme nvme0: rescanning namespaces. [10524.338810] nvme nvme0: identifiers changed for nsid 1 [10524.343448] block nvme0n1: no usable path - requeuing I/O [10524.480468] block nvme0n1: no available path - failing I/O [10524.480497] block nvme0n1: no available path - failing I/O [10524.480501] Buffer I/O error on dev nvme0n1, logical block 781402912, async page read [10524.480508] block nvme0n1: no available path - failing I/O [10524.480510] Buffer I/O error on dev nvme0n1, logical block 781402913, async page read [10524.480515] block nvme0n1: no available path - failing I/O [10524.480517] Buffer I/O error on dev nvme0n1, logical block 781402914, async page read [10524.480524] block nvme0n1: no available path - failing I/O [10524.480525] Buffer I/O error on dev nvme0n1, logical block 781402915, async page read [10524.480528] block nvme0n1: no available path - failing I/O [10524.480529] Buffer I/O error on dev nvme0n1, logical block 781402916, async page read [10524.480531] block nvme0n1: no available path - failing I/O [10524.480535] Buffer I/O error on dev nvme0n1, logical block 781402917, async page read [10524.480539] block nvme0n1: no available path - failing I/O [10524.480541] Buffer I/O error on dev nvme0n1, logical block 781402918, async page read [10524.480546] block nvme0n1: no available path - failing I/O [10524.480548] Buffer I/O error on dev nvme0n1, logical block 781402919, async page read Thanks for your help Wendy