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Sun, 12 Sep 2021 14:28:26 -0700 (PDT) Received: from loberhel ([2600:6c64:4e7f:cee0:71ca:1cfd:6317:9767]) by smtp.gmail.com with ESMTPSA id g12sm3718141qkm.112.2021.09.12.14.28.25 (version=TLS1_2 cipher=ECDHE-ECDSA-AES128-GCM-SHA256 bits=128/128); Sun, 12 Sep 2021 14:28:25 -0700 (PDT) Message-ID: Subject: Re: [bug report] blktests srp/013 lead kernel panic with latest block/for-next and 5.13.15 From: Laurence Oberman To: Bart Van Assche , Yi Zhang , linux-block Cc: CKI Project Date: Sun, 12 Sep 2021 17:28:24 -0400 In-Reply-To: <059007be-03fa-5948-d86d-d1750587e894@acm.org> References: <059007be-03fa-5948-d86d-d1750587e894@acm.org> Content-Type: text/plain; charset="UTF-8" X-Mailer: Evolution 3.28.5 (3.28.5-10.el7) Mime-Version: 1.0 Content-Transfer-Encoding: 7bit Precedence: bulk List-ID: X-Mailing-List: linux-block@vger.kernel.org On Sun, 2021-09-12 at 14:25 -0700, Bart Van Assche wrote: > On 9/12/21 09:26, Yi Zhang wrote: > > [ 130.851918] Failing address: 000003ff80815000 TEID: > > 000003ff80815803 > > [ 130.852068] CPU: 1 PID: 950 Comm: multipathd Not tainted 5.14.0 > > #1 > > [ 130.852071] Hardware name: IBM 8561 LT1 400 (KVM/Linux) > > [ 130.852073] Krnl PSW : 0704e00180000000 000000002e37e7cc > > (scsi_mq_exit_request+0x2c/0x58) > > [ 130.852113] Call Trace: > > [ 130.852115] [<000000002e37e7cc>] scsi_mq_exit_request+0x2c/0x58 > > [ 130.852120] [<000000002e1c2608>] blk_mq_free_rqs+0x80/0x218 > > [ 130.852125] [<000000002e1c2f0a>] blk_mq_free_tag_set+0x5a/0x128 > > [ 130.852128] [<000000002e3774d0>] > > scsi_host_dev_release+0xb0/0x118 > > [ 130.852130] [<000000002e33fe10>] device_release+0x48/0xb0 > > [ 130.852136] [<000000002e28bf12>] kobject_put+0xca/0x1f0 > > [ 130.852140] [<000000002e33fe10>] device_release+0x48/0xb0 > > [ 130.852142] [<000000002e28bf12>] kobject_put+0xca/0x1f0 > > [ 130.852145] [<000000002dc1324a>] > > execute_in_process_context+0x4a/0xf0 > > [ 130.852149] [<000000002e33fe10>] device_release+0x48/0xb0 > > [ 130.852151] [<000000002e28bf12>] kobject_put+0xca/0x1f0 > > [ 130.852153] [<000000002e38e49e>] sd_release+0x6e/0xf8 > > [ 130.852158] [<000000002e1a86d0>] blkdev_put+0xe0/0x278 > > [ 130.852162] [<000000002e1a9946>] blkdev_close+0x3e/0x50 > > [ 130.852164] [<000000002de94728>] __fput+0xa0/0x280 > > [ 130.852168] [<000000002dc19190>] task_work_run+0x88/0xd0 > > [ 130.852170] [<000000002dc89b9e>] > > exit_to_user_mode_loop+0x1ce/0x1d8 > > [ 130.852175] [<000000002dc89c22>] > > exit_to_user_mode_prepare+0x7a/0x80 > > [ 130.852178] [<000000002e6e70be>] __do_syscall+0x106/0x1e8 > > [ 130.852181] [<000000002e6f5518>] system_call+0x78/0xa0 > > I haven't seen this yet. Is this crash reproducible? If so, please > bisect this crash. > > Thanks, > > Bart. > I am looking to reproduce and bisect as well. Regards Laurence