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AJvYcCW9458J2T7b7/loiGib9KJ22kgKHDCC6AMKZBYBsYMvzWgixAuzLnj/DB77pmXnibVHq2y0Y8Ox2FKbQhyYg9vdsJWkfhhh6aIGhQxmnuJdqZdNbWAjiDHkTzQxFD/KTM3Ls35EhM1/VBV/YsGboIXcjFRnSLs9Wh20OndKtI9DYo0o1Q== X-Gm-Message-State: AOJu0YxybgFVyiS3whflyAo4fvs3fWqY2BHJghc9vs8Uhz31Dryo650G z2dcQ7Y+tCgrIaUsZEuuDOGMUp5M4O38w2I9j/EA+xfDv/jzkbYA X-Google-Smtp-Source: AGHT+IGVcCUHaZnpv1MwLaF6IIx1BsHReM37tDQicYsLW0v+utsuiS5MmlTY3NO6OJjjjtHmAt8QVg== X-Received: by 2002:a05:651c:1402:b0:2ea:7def:46d0 with SMTP id 38308e7fff4ca-2ea950c896emr12043811fa.9.1717166124628; Fri, 31 May 2024 07:35:24 -0700 (PDT) Received: from [10.16.155.254] ([212.227.34.98]) by smtp.gmail.com with ESMTPSA id ffacd0b85a97d-35dd04da603sm1988134f8f.57.2024.05.31.07.35.23 (version=TLS1_3 cipher=TLS_AES_128_GCM_SHA256 bits=128/128); Fri, 31 May 2024 07:35:24 -0700 (PDT) From: Zhu Yanjun X-Google-Original-From: Zhu Yanjun Message-ID: <6cd21274-50b3-44c5-af48-179cbd08b1ba@linux.dev> Date: Fri, 31 May 2024 16:35:23 +0200 Precedence: bulk X-Mailing-List: linux-block@vger.kernel.org List-Id: List-Subscribe: List-Unsubscribe: MIME-Version: 1.0 User-Agent: Mozilla Thunderbird Subject: Re: blktests failures with v6.10-rc1 kernel To: Shinichiro Kawasaki , "linux-block@vger.kernel.org" , "linux-nvme@lists.infradead.org" , "linux-scsi@vger.kernel.org" , "nbd@other.debian.org" , "linux-rdma@vger.kernel.org" References: Content-Language: en-US In-Reply-To: Content-Type: text/plain; charset=UTF-8; format=flowed Content-Transfer-Encoding: 7bit On 31.05.24 03:54, Shinichiro Kawasaki wrote: > Hi all, > > (I added linux-rdma list to the To list since blktests nvme and srp groups > depend on rdma drivers.) > > I ran the latest blktests (git hash: 698f1a024cb4) with the v6.10-rc1 kernel, > and observed a couple of failures as listed below. > > There are two notable differences from the result with kernel v6.9-rc1 [1]. > The first one is srp/002,011 hangs with the rdma rxe driver, which was discussed IIRC, the problem with srp/002, 011 also occurs with siw driver, do you make tests with siw driver to verify whether the problem with srp/002, 011 is also fixed or not? Thanks, Zhu Yanjun > at LSF 2024. I no longer observe these hangs with v6.10-rc1 kernel. Great :) I > found Bob Pearson made a number of improvements in the driver. I guess these > changes avoided the hangs. Thank you very much! > > The other difference is nbd/002 failure. CKI project still reports it for > v6.10-rc1 kernel [2]. Recently Josef provided blktests side fix [3] (Thanks!), > and it has not yet applied to the CKI test run set up. The fix was made for > nbd/001, but I expect that it will avoid the nbd/002 failure also. > > [1] https://lore.kernel.org/linux-block/m6a437jvfwzq2jfytvvk62zpgu7e4bjvegr7x73pihhkp5me5c@sh6vs3s7w754/ > [2] https://datawarehouse.cki-project.org/kcidb/tests/12631448 > [3] https://lore.kernel.org/linux-block/9377610cbdc3568c172cd7c5d2e9d36da8dd2cf4.1716312272.git.josef@toxicpanda.com/ > > > List of failures > ================ > #1: nvme/041 (fc transport) > #2: nvme/050 > > Failure description > =================== > > #1: nvme/041 (fc transport) > > With the trtype=fc configuration, nvme/041 fails: > > nvme/041 (Create authenticated connections) [failed] > runtime 2.677s ... 4.823s > --- tests/nvme/041.out 2023-11-29 12:57:17.206898664 +0900 > +++ /home/shin/Blktests/blktests/results/nodev/nvme/041.out.bad 2024-03-19 14:50:56.399101323 +0900 > @@ -2,5 +2,5 @@ > Test unauthenticated connection (should fail) > disconnected 0 controller(s) > Test authenticated connection > -disconnected 1 controller(s) > +disconnected 0 controller(s) > Test complete > > nvme/044 had same failure symptom until the kernel v6.9. A solution was > suggested and discussed in Feb/2024 [4]. > > [4] https://lore.kernel.org/linux-nvme/20240221132404.6311-1-dwagner@suse.de/ > > #2: nvme/050 > > The test case fails occasionally with a QEMU NVME device. The failure cause > is the lockdep WARN among ctrl->namespaces_rwsem, dev->shutdown_lock and > workqueue work completion. After LSF 2024 discussion, Sagi and Keith worked > on the solution and Keith provided the fix [5]. Thank you! > > [5] https://lore.kernel.org/linux-nvme/20240524155345.243814-1-kbusch@meta.com/