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b=VyCc7QYE8KuCV6WV+f8EVIgn7wm2w3QnFL+2JhJIOw62vshh/LyYlMOGrWUunL9Pp +9n6Ej/fMJIJrJzv0Tmz5haXrHL4ip1u2H5irSWCfSzeTwa1NYaej8gpNVH9TUWh+2 2SEUv41UzDnq49jZGhDJ7oA/K3sXttD5IQhjzWlrh3TKHQUNsyQkX2f90Eu8dbPdH5 x/5wzPxvD5ImhXxIm0YQH/izh5bN6Vmjan6MyYMmzSIgeARySON5Y/4Ip7EZXzHutL XldXc+rMy+cIUnFOmtunCstyXwLQm4tEsRk58XbUB01Q40ficQAaooC7tl6d3yD7Ce 3dWZ0ffLrQKrQ== Message-ID: <4e34660e-e3c8-fba7-e5ee-d26d4df83cab@kernel.org> Date: Sun, 26 Mar 2023 21:57:58 +0800 MIME-Version: 1.0 User-Agent: Mozilla/5.0 (Windows NT 10.0; Win64; x64; rv:102.0) Gecko/20100101 Thunderbird/102.8.0 Content-Language: en-US To: Jaegeuk Kim , linux-kernel@vger.kernel.org, linux-f2fs-devel@lists.sourceforge.net References: <20230323224734.2041173-1-jaegeuk@kernel.org> From: Chao Yu In-Reply-To: <20230323224734.2041173-1-jaegeuk@kernel.org> X-Headers-End: 1pgQsq-004NFN-H1 Subject: Re: [f2fs-dev] [PATCH] f2fs: fix scheduling while atomic in decompression path X-BeenThere: linux-f2fs-devel@lists.sourceforge.net X-Mailman-Version: 2.1.21 Precedence: list List-Id: List-Unsubscribe: , List-Archive: List-Post: List-Help: List-Subscribe: , Content-Transfer-Encoding: 7bit Content-Type: text/plain; charset="us-ascii"; Format="flowed" Errors-To: linux-f2fs-devel-bounces@lists.sourceforge.net On 2023/3/24 6:47, Jaegeuk Kim wrote: > [ 16.945668][ C0] Call trace: > [ 16.945678][ C0] dump_backtrace+0x110/0x204 > [ 16.945706][ C0] dump_stack_lvl+0x84/0xbc > [ 16.945735][ C0] __schedule_bug+0xb8/0x1ac > [ 16.945756][ C0] __schedule+0x724/0xbdc > [ 16.945778][ C0] schedule+0x154/0x258 > [ 16.945793][ C0] bit_wait_io+0x48/0xa4 > [ 16.945808][ C0] out_of_line_wait_on_bit+0x114/0x198 > [ 16.945824][ C0] __sync_dirty_buffer+0x1f8/0x2e8 > [ 16.945853][ C0] __f2fs_commit_super+0x140/0x1f4 > [ 16.945881][ C0] f2fs_commit_super+0x110/0x28c > [ 16.945898][ C0] f2fs_handle_error+0x1f4/0x2f4 > [ 16.945917][ C0] f2fs_decompress_cluster+0xc4/0x450 > [ 16.945942][ C0] f2fs_end_read_compressed_page+0xc0/0xfc > [ 16.945959][ C0] f2fs_handle_step_decompress+0x118/0x1cc > [ 16.945978][ C0] f2fs_read_end_io+0x168/0x2b0 > [ 16.945993][ C0] bio_endio+0x25c/0x2c8 > [ 16.946015][ C0] dm_io_dec_pending+0x3e8/0x57c > [ 16.946052][ C0] clone_endio+0x134/0x254 > [ 16.946069][ C0] bio_endio+0x25c/0x2c8 > [ 16.946084][ C0] blk_update_request+0x1d4/0x478 > [ 16.946103][ C0] scsi_end_request+0x38/0x4cc > [ 16.946129][ C0] scsi_io_completion+0x94/0x184 > [ 16.946147][ C0] scsi_finish_command+0xe8/0x154 > [ 16.946164][ C0] scsi_complete+0x90/0x1d8 > [ 16.946181][ C0] blk_done_softirq+0xa4/0x11c > [ 16.946198][ C0] _stext+0x184/0x614 > [ 16.946214][ C0] __irq_exit_rcu+0x78/0x144 > [ 16.946234][ C0] handle_domain_irq+0xd4/0x154 > [ 16.946260][ C0] gic_handle_irq.33881+0x5c/0x27c > [ 16.946281][ C0] call_on_irq_stack+0x40/0x70 > [ 16.946298][ C0] do_interrupt_handler+0x48/0xa4 > [ 16.946313][ C0] el1_interrupt+0x38/0x68 > [ 16.946346][ C0] el1h_64_irq_handler+0x20/0x30 > [ 16.946362][ C0] el1h_64_irq+0x78/0x7c > [ 16.946377][ C0] finish_task_switch+0xc8/0x3d8 > [ 16.946394][ C0] __schedule+0x600/0xbdc > [ 16.946408][ C0] preempt_schedule_common+0x34/0x5c > [ 16.946423][ C0] preempt_schedule+0x44/0x48 > [ 16.946438][ C0] process_one_work+0x30c/0x550 > [ 16.946456][ C0] worker_thread+0x414/0x8bc > [ 16.946472][ C0] kthread+0x16c/0x1e0 > [ 16.946486][ C0] ret_from_fork+0x10/0x20 > > Fixes: bff139b49d9f ("f2fs: handle decompress only post processing in softirq") > Signed-off-by: Jaegeuk Kim Fixes: 95fa90c9e5a7 ("f2fs: support recording errors into superblock") Reviewed-by: Chao Yu Thanks, _______________________________________________ Linux-f2fs-devel mailing list Linux-f2fs-devel@lists.sourceforge.net https://lists.sourceforge.net/lists/listinfo/linux-f2fs-devel