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Sun, 27 Sep 2020 13:29:16 -0700 (PDT) From: Vicente Bergas To: Coly Li , Ming Lei , Hannes Reinecke , Jack Wang , Jens Axboe Subject: [BUG] =?iso-8859-1?Q?discard=5Fgranularity_is_0_on_rk3399-gru-kevin?= Date: Sun, 27 Sep 2020 22:29:14 +0200 MIME-Version: 1.0 Message-ID: <2438c500-eb41-4ae2-b890-83d287ad3bcd@gmail.com> User-Agent: Trojita X-CRM114-Version: 20100106-BlameMichelson ( TRE 0.8.0 (BSD) ) MR-646709E3 X-CRM114-CacheID: sfid-20200927_162919_740031_531843D4 X-CRM114-Status: UNSURE ( 6.99 ) X-CRM114-Notice: Please train this message. X-BeenThere: linux-rockchip@lists.infradead.org X-Mailman-Version: 2.1.29 Precedence: list List-Id: Upstream kernel work for Rockchip platforms List-Unsubscribe: , List-Archive: List-Post: List-Help: List-Subscribe: , Cc: Bart Van Assche , "Martin K. Petersen" , "Darrick J. Wong" , Evan Green , linux-block@vger.kernel.org, linux-rockchip@lists.infradead.org, Xiao Ni , Enzo Matsumiya , Christoph Hellwig Content-Transfer-Encoding: 7bit Content-Type: text/plain; charset="us-ascii"; Format="flowed" Sender: "Linux-rockchip" Errors-To: linux-rockchip-bounces+linux-rockchip=archiver.kernel.org@lists.infradead.org Hi, since recently the rk3399-gru-kevin is reporting the trace below. The issue has been uncovered by b35fd7422c2f8e04496f5a770bd4e1a205414b3f block: check queue's limits.discard_granularity in __blkdev_issue_discard() Regards, Vicente. WARNING: CPU: 0 PID: 135 at __blkdev_issue_discard+0x200/0x294 CPU: 0 PID: 135 Comm: f2fs_discard-17 Not tainted 5.9.0-rc6 #1 Hardware name: Google Kevin (DT) pstate: 00000005 (nzcv daif -PAN -UAO BTYPE=--) pc : __blkdev_issue_discard+0x200/0x294 lr : __blkdev_issue_discard+0x54/0x294 sp : ffff800011dd3b10 x29: ffff800011dd3b10 x28: 0000000000000000 x27: ffff800011dd3cc4 x26: ffff800011dd3e18 x25: 000000000004e69b x24: 0000000000000c40 x23: ffff0000f1deaaf0 x22: ffff0000f2849200 x21: 00000000002734d8 x20: 0000000000000008 x19: 0000000000000000 x18: 0000000000000000 x17: 0000000000000000 x16: 0000000000000000 x15: 0000000000000000 x14: 0000000000000394 x13: 0000000000000000 x12: 0000000000000000 x11: 0000000000000000 x10: 00000000000008b0 x9 : ffff800011dd3cb0 x8 : 000000000004e69b x7 : 0000000000000000 x6 : ffff0000f1926400 x5 : ffff0000f1940800 x4 : 0000000000000000 x3 : 0000000000000c40 x2 : 0000000000000008 x1 : 00000000002734d8 x0 : 0000000000000000 Call trace: __blkdev_issue_discard+0x200/0x294 __submit_discard_cmd+0x128/0x374 __issue_discard_cmd_orderly+0x188/0x244 __issue_discard_cmd+0x2e8/0x33c issue_discard_thread+0xe8/0x2f0 kthread+0x11c/0x120 ret_from_fork+0x10/0x1c ---[ end trace e4c8023d33dfe77a ]--- mmcblk1p2: Error: discard_granularity is 0. mmcblk1p2: Error: discard_granularity is 0. _______________________________________________ Linux-rockchip mailing list Linux-rockchip@lists.infradead.org http://lists.infradead.org/mailman/listinfo/linux-rockchip