INFO: task kworker/u4:3:56 blocked for more than 143 seconds. Not tainted syzkaller #0 "echo 0 > /proc/sys/kernel/hung_task_timeout_secs" disables this message. task:kworker/u4:3 state:D stack:0 pid:56 ppid:2 flags:0x00000008 Workqueue: nvme-wq nvme_scan_work Call trace: __switch_to+0x2f4/0x550 arch/arm64/kernel/process.c:555 context_switch kernel/sched/core.c:5246 [inline] __schedule+0xdb4/0x1a6c kernel/sched/core.c:6563 schedule+0xc4/0x170 kernel/sched/core.c:6639 blk_mq_freeze_queue_wait+0xe8/0x170 block/blk-mq.c:181 blk_freeze_queue+0xc0/0xf4 block/blk-mq.c:208 blk_mq_freeze_queue+0x20/0x30 block/blk-mq.c:217 nvme_update_ns_info_block+0x1fc/0x15a0 drivers/nvme/host/core.c:2086 nvme_update_ns_info+0x88/0x520 drivers/nvme/host/core.c:-1 nvme_validate_ns drivers/nvme/host/core.c:4516 [inline] nvme_scan_ns+0xc88/0x2da8 drivers/nvme/host/core.c:4566 nvme_scan_ns_sequential drivers/nvme/host/core.c:4648 [inline] nvme_scan_work+0x7a4/0xd34 drivers/nvme/host/core.c:4709 process_one_work+0x7e4/0x13bc kernel/workqueue.c:2292 worker_thread+0x8cc/0xfe8 kernel/workqueue.c:2439 kthread+0x254/0x2e0 kernel/kthread.c:376 ret_from_fork+0x10/0x20 arch/arm64/kernel/entry.S:850 INFO: task jbd2/nvme0n1p2-:3905 blocked for more than 143 seconds. Not tainted syzkaller #0 "echo 0 > /proc/sys/kernel/hung_task_timeout_secs" disables this message. task:jbd2/nvme0n1p2- state:D stack:0 pid:3905 ppid:2 flags:0x00000008 Call trace: __switch_to+0x2f4/0x550 arch/arm64/kernel/process.c:555 context_switch kernel/sched/core.c:5246 [inline] __schedule+0xdb4/0x1a6c kernel/sched/core.c:6563 schedule+0xc4/0x170 kernel/sched/core.c:6639 __bio_queue_enter+0x238/0x56c block/blk-core.c:339 bio_queue_enter block/blk.h:76 [inline] blk_mq_submit_bio+0x4ec/0x1ad8 block/blk-mq.c:3012 __submit_bio+0x1d8/0x260 block/blk-core.c:591 __submit_bio_noacct_mq block/blk-core.c:668 [inline] submit_bio_noacct_nocheck+0x65c/0xa1c block/blk-core.c:697 submit_bio_noacct+0xc5c/0x1660 block/blk-core.c:808 submit_bio+0x29c/0x3d0 block/blk-core.c:853 submit_bh_wbc+0x394/0x44c fs/buffer.c:2702 submit_bh+0x2c/0x3c fs/buffer.c:2707 jbd2_journal_commit_transaction+0x1ddc/0x5680 fs/jbd2/commit.c:765 kjournald2+0x370/0x6a4 fs/jbd2/journal.c:210 kthread+0x254/0x2e0 kernel/kthread.c:376 ret_from_fork+0x10/0x20 arch/arm64/kernel/entry.S:850 INFO: task dhcpcd:3995 blocked for more than 143 seconds. Not tainted syzkaller #0 "echo 0 > /proc/sys/kernel/hung_task_timeout_secs" disables this message. task:dhcpcd state:D stack:0 pid:3995 ppid:3994 flags:0x0000000c Call trace: __switch_to+0x2f4/0x550 arch/arm64/kernel/process.c:555 context_switch kernel/sched/core.c:5246 [inline] __schedule+0xdb4/0x1a6c kernel/sched/core.c:6563 schedule+0xc4/0x170 kernel/sched/core.c:6639 io_schedule+0x84/0x154 kernel/sched/core.c:8799 bit_wait_io+0x1c/0xac kernel/sched/wait_bit.c:209 __wait_on_bit kernel/sched/wait_bit.c:49 [inline] out_of_line_wait_on_bit+0x168/0x208 kernel/sched/wait_bit.c:64 wait_on_bit_io include/linux/wait_bit.h:101 [inline] do_get_write_access+0x504/0xe4c fs/jbd2/transaction.c:1115 jbd2_journal_get_write_access+0x11c/0x14c fs/jbd2/transaction.c:1250 __ext4_journal_get_write_access+0x1f8/0x5f8 fs/ext4/ext4_jbd2.c:235 ext4_reserve_inode_write+0x1e4/0x264 fs/ext4/inode.c:5945 __ext4_mark_inode_dirty+0x190/0x7e8 fs/ext4/inode.c:6129 ext4_dirty_inode+0xd4/0x110 fs/ext4/inode.c:6166 __mark_inode_dirty+0x2e8/0x11cc fs/fs-writeback.c:2515 generic_update_time fs/inode.c:1946 [inline] inode_update_time fs/inode.c:1959 [inline] touch_atime+0x410/0x7dc fs/inode.c:2031 file_accessed include/linux/fs.h:2606 [inline] filemap_read+0x1ec4/0x20dc mm/filemap.c:2836 generic_file_read_iter+0xf8/0x5ac mm/filemap.c:2941 ext4_file_read_iter+0x360/0x4cc fs/ext4/file.c:-1 call_read_iter include/linux/fs.h:2265 [inline] new_sync_read fs/read_write.c:389 [inline] vfs_read+0x3cc/0x7b8 fs/read_write.c:470 ksys_read+0x12c/0x228 fs/read_write.c:613 __do_sys_read fs/read_write.c:623 [inline] __se_sys_read fs/read_write.c:621 [inline] __arm64_sys_read+0x7c/0x90 fs/read_write.c:621 __invoke_syscall arch/arm64/kernel/syscall.c:38 [inline] invoke_syscall+0x98/0x290 arch/arm64/kernel/syscall.c:52 el0_svc_common+0x13c/0x258 arch/arm64/kernel/syscall.c:140 do_el0_svc+0x5c/0x134 arch/arm64/kernel/syscall.c:204 el0_svc+0x58/0x12c arch/arm64/kernel/entry-common.c:637 el0t_64_sync_handler+0x84/0xf0 arch/arm64/kernel/entry-common.c:655 el0t_64_sync+0x18c/0x190 arch/arm64/kernel/entry.S:585 INFO: task syz-executor:4317 blocked for more than 143 seconds. Not tainted syzkaller #0 "echo 0 > /proc/sys/kernel/hung_task_timeout_secs" disables this message. task:syz-executor state:D stack:0 pid:4317 ppid:4316 flags:0x00800004 Call trace: __switch_to+0x2f4/0x550 arch/arm64/kernel/process.c:555 context_switch kernel/sched/core.c:5246 [inline] __schedule+0xdb4/0x1a6c kernel/sched/core.c:6563 schedule+0xc4/0x170 kernel/sched/core.c:6639 io_schedule+0x84/0x154 kernel/sched/core.c:8799 bit_wait_io+0x1c/0xac kernel/sched/wait_bit.c:209 __wait_on_bit kernel/sched/wait_bit.c:49 [inline] out_of_line_wait_on_bit+0x168/0x208 kernel/sched/wait_bit.c:64 wait_on_bit_io include/linux/wait_bit.h:101 [inline] do_get_write_access+0x504/0xe4c fs/jbd2/transaction.c:1115 jbd2_journal_get_write_access+0x11c/0x14c fs/jbd2/transaction.c:1250 __ext4_journal_get_write_access+0x1f8/0x5f8 fs/ext4/ext4_jbd2.c:235 ext4_reserve_inode_write+0x1e4/0x264 fs/ext4/inode.c:5945 __ext4_mark_inode_dirty+0x190/0x7e8 fs/ext4/inode.c:6129 ext4_dirty_inode+0xd4/0x110 fs/ext4/inode.c:6166 __mark_inode_dirty+0x2e8/0x11cc fs/fs-writeback.c:2515 generic_update_time fs/inode.c:1946 [inline] inode_update_time fs/inode.c:1959 [inline] __file_update_time+0x1f8/0x220 fs/inode.c:2147 file_update_time+0x270/0x2ec fs/inode.c:2178 ext4_page_mkwrite+0x180/0x10b0 fs/ext4/inode.c:6284 do_page_mkwrite+0x140/0x35c mm/memory.c:3009 wp_page_shared+0x14c/0x544 mm/memory.c:3358 do_wp_page+0xc88/0xed4 mm/memory.c:3508 handle_pte_fault mm/memory.c:5047 [inline] __handle_mm_fault mm/memory.c:5171 [inline] handle_mm_fault+0x1520/0x3018 mm/memory.c:5292 __do_page_fault arch/arm64/mm/fault.c:499 [inline] do_page_fault+0x310/0x99c arch/arm64/mm/fault.c:583 do_mem_abort+0x70/0x198 arch/arm64/mm/fault.c:804 el0_da+0x74/0x14c arch/arm64/kernel/entry-common.c:515 el0t_64_sync_handler+0x90/0xf0 arch/arm64/kernel/entry-common.c:658 el0t_64_sync+0x18c/0x190 arch/arm64/kernel/entry.S:585 INFO: task kworker/u4:5:4422 blocked for more than 143 seconds. Not tainted syzkaller #0 "echo 0 > /proc/sys/kernel/hung_task_timeout_secs" disables this message. task:kworker/u4:5 state:D stack:0 pid:4422 ppid:2 flags:0x00000008 Workqueue: writeback wb_workfn (flush-259:0) Call trace: __switch_to+0x2f4/0x550 arch/arm64/kernel/process.c:555 context_switch kernel/sched/core.c:5246 [inline] __schedule+0xdb4/0x1a6c kernel/sched/core.c:6563 schedule+0xc4/0x170 kernel/sched/core.c:6639 io_schedule+0x84/0x154 kernel/sched/core.c:8799 bit_wait_io+0x1c/0xac kernel/sched/wait_bit.c:209 __wait_on_bit kernel/sched/wait_bit.c:49 [inline] out_of_line_wait_on_bit+0x168/0x208 kernel/sched/wait_bit.c:64 wait_on_bit_io include/linux/wait_bit.h:101 [inline] do_get_write_access+0x504/0xe4c fs/jbd2/transaction.c:1115 jbd2_journal_get_write_access+0x11c/0x14c fs/jbd2/transaction.c:1250 __ext4_journal_get_write_access+0x1f8/0x5f8 fs/ext4/ext4_jbd2.c:235 ext4_mb_mark_diskspace_used+0x174/0x1180 fs/ext4/mballoc.c:3838 ext4_mb_new_blocks+0xf08/0x4244 fs/ext4/mballoc.c:5796 ext4_ext_map_blocks+0x1330/0x563c fs/ext4/extents.c:4361 ext4_map_blocks+0x7b0/0x160c fs/ext4/inode.c:681 mpage_map_one_extent fs/ext4/inode.c:2436 [inline] mpage_map_and_submit_extent fs/ext4/inode.c:2489 [inline] ext4_writepages+0xdbc/0x28fc fs/ext4/inode.c:2857 do_writepages+0x2c4/0x50c mm/page-writeback.c:2491 __writeback_single_inode+0x164/0x157c fs/fs-writeback.c:1688 writeback_sb_inodes+0x870/0x1470 fs/fs-writeback.c:1979 __writeback_inodes_wb+0x104/0x370 fs/fs-writeback.c:2050 wb_writeback+0x420/0xfdc fs/fs-writeback.c:2155 wb_check_old_data_flush fs/fs-writeback.c:2255 [inline] wb_do_writeback fs/fs-writeback.c:2308 [inline] wb_workfn+0xab4/0xe18 fs/fs-writeback.c:2336 process_one_work+0x7e4/0x13bc kernel/workqueue.c:2292 worker_thread+0x8cc/0xfe8 kernel/workqueue.c:2439 kthread+0x254/0x2e0 kernel/kthread.c:376 ret_from_fork+0x10/0x20 arch/arm64/kernel/entry.S:850 INFO: task syz.0.406:6165 blocked for more than 143 seconds. Not tainted syzkaller #0 "echo 0 > /proc/sys/kernel/hung_task_timeout_secs" disables this message. task:syz.0.406 state:D stack:0 pid:6165 ppid:4337 flags:0x00800001 Call trace: __switch_to+0x2f4/0x550 arch/arm64/kernel/process.c:555 context_switch kernel/sched/core.c:5246 [inline] __schedule+0xdb4/0x1a6c kernel/sched/core.c:6563 schedule+0xc4/0x170 kernel/sched/core.c:6639 io_schedule+0x84/0x154 kernel/sched/core.c:8799 bit_wait_io+0x1c/0xac kernel/sched/wait_bit.c:209 __wait_on_bit kernel/sched/wait_bit.c:49 [inline] out_of_line_wait_on_bit+0x168/0x208 kernel/sched/wait_bit.c:64 wait_on_bit_io include/linux/wait_bit.h:101 [inline] do_get_write_access+0x504/0xe4c fs/jbd2/transaction.c:1115 jbd2_journal_get_write_access+0x11c/0x14c fs/jbd2/transaction.c:1250 __ext4_journal_get_write_access+0x1f8/0x5f8 fs/ext4/ext4_jbd2.c:235 ext4_reserve_inode_write+0x1e4/0x264 fs/ext4/inode.c:5945 __ext4_mark_inode_dirty+0x190/0x7e8 fs/ext4/inode.c:6129 ext4_dirty_inode+0xd4/0x110 fs/ext4/inode.c:6166 __mark_inode_dirty+0x2e8/0x11cc fs/fs-writeback.c:2515 generic_update_time fs/inode.c:1946 [inline] inode_update_time fs/inode.c:1959 [inline] __file_update_time+0x1f8/0x220 fs/inode.c:2147 file_update_time+0x270/0x2ec fs/inode.c:2178 ext4_page_mkwrite+0x180/0x10b0 fs/ext4/inode.c:6284 do_page_mkwrite+0x140/0x35c mm/memory.c:3009 do_shared_fault mm/memory.c:4694 [inline] do_fault mm/memory.c:4762 [inline] handle_pte_fault mm/memory.c:5029 [inline] __handle_mm_fault mm/memory.c:5171 [inline] handle_mm_fault+0x1404/0x3018 mm/memory.c:5292 __do_page_fault arch/arm64/mm/fault.c:499 [inline] do_page_fault+0x310/0x99c arch/arm64/mm/fault.c:583 do_translation_fault+0x94/0xc8 arch/arm64/mm/fault.c:667 do_mem_abort+0x70/0x198 arch/arm64/mm/fault.c:804 el0_da+0x74/0x14c arch/arm64/kernel/entry-common.c:515 el0t_64_sync_handler+0x90/0xf0 arch/arm64/kernel/entry-common.c:658 el0t_64_sync+0x18c/0x190 arch/arm64/kernel/entry.S:585 INFO: task syz.6.408:6172 blocked for more than 143 seconds. Not tainted syzkaller #0 "echo 0 > /proc/sys/kernel/hung_task_timeout_secs" disables this message. task:syz.6.408 state:D stack:0 pid:6172 ppid:5240 flags:0x00000001 Call trace: __switch_to+0x2f4/0x550 arch/arm64/kernel/process.c:555 context_switch kernel/sched/core.c:5246 [inline] __schedule+0xdb4/0x1a6c kernel/sched/core.c:6563 schedule+0xc4/0x170 kernel/sched/core.c:6639 io_schedule+0x84/0x154 kernel/sched/core.c:8799 bit_wait_io+0x1c/0xac kernel/sched/wait_bit.c:209 __wait_on_bit kernel/sched/wait_bit.c:49 [inline] out_of_line_wait_on_bit+0x168/0x208 kernel/sched/wait_bit.c:64 wait_on_bit_io include/linux/wait_bit.h:101 [inline] do_get_write_access+0x504/0xe4c fs/jbd2/transaction.c:1115 jbd2_journal_get_write_access+0x11c/0x14c fs/jbd2/transaction.c:1250 __ext4_journal_get_write_access+0x1f8/0x5f8 fs/ext4/ext4_jbd2.c:235 ext4_reserve_inode_write+0x1e4/0x264 fs/ext4/inode.c:5945 __ext4_mark_inode_dirty+0x190/0x7e8 fs/ext4/inode.c:6129 ext4_dirty_inode+0xd4/0x110 fs/ext4/inode.c:6166 __mark_inode_dirty+0x2e8/0x11cc fs/fs-writeback.c:2515 generic_update_time fs/inode.c:1946 [inline] inode_update_time fs/inode.c:1959 [inline] __file_update_time+0x1f8/0x220 fs/inode.c:2147 file_update_time+0x270/0x2ec fs/inode.c:2178 ext4_page_mkwrite+0x180/0x10b0 fs/ext4/inode.c:6284 do_page_mkwrite+0x140/0x35c mm/memory.c:3009 do_shared_fault mm/memory.c:4694 [inline] do_fault mm/memory.c:4762 [inline] handle_pte_fault mm/memory.c:5029 [inline] __handle_mm_fault mm/memory.c:5171 [inline] handle_mm_fault+0x1404/0x3018 mm/memory.c:5292 __do_page_fault arch/arm64/mm/fault.c:499 [inline] do_page_fault+0x310/0x99c arch/arm64/mm/fault.c:583 do_translation_fault+0x94/0xc8 arch/arm64/mm/fault.c:667 do_mem_abort+0x70/0x198 arch/arm64/mm/fault.c:804 el0_da+0x74/0x14c arch/arm64/kernel/entry-common.c:515 el0t_64_sync_handler+0x90/0xf0 arch/arm64/kernel/entry-common.c:658 el0t_64_sync+0x18c/0x190 arch/arm64/kernel/entry.S:585 INFO: task syz.7.411:6177 blocked for more than 143 seconds. Not tainted syzkaller #0 "echo 0 > /proc/sys/kernel/hung_task_timeout_secs" disables this message. task:syz.7.411 state:D stack:0 pid:6177 ppid:5456 flags:0x00000001 Call trace: __switch_to+0x2f4/0x550 arch/arm64/kernel/process.c:555 context_switch kernel/sched/core.c:5246 [inline] __schedule+0xdb4/0x1a6c kernel/sched/core.c:6563 schedule+0xc4/0x170 kernel/sched/core.c:6639 io_schedule+0x84/0x154 kernel/sched/core.c:8799 bit_wait_io+0x1c/0xac kernel/sched/wait_bit.c:209 __wait_on_bit kernel/sched/wait_bit.c:49 [inline] out_of_line_wait_on_bit+0x168/0x208 kernel/sched/wait_bit.c:64 wait_on_bit_io include/linux/wait_bit.h:101 [inline] do_get_write_access+0x504/0xe4c fs/jbd2/transaction.c:1115 jbd2_journal_get_write_access+0x11c/0x14c fs/jbd2/transaction.c:1250 __ext4_journal_get_write_access+0x1f8/0x5f8 fs/ext4/ext4_jbd2.c:235 ext4_reserve_inode_write+0x1e4/0x264 fs/ext4/inode.c:5945 __ext4_mark_inode_dirty+0x190/0x7e8 fs/ext4/inode.c:6129 ext4_dirty_inode+0xd4/0x110 fs/ext4/inode.c:6166 __mark_inode_dirty+0x2e8/0x11cc fs/fs-writeback.c:2515 generic_update_time fs/inode.c:1946 [inline] inode_update_time fs/inode.c:1959 [inline] __file_update_time+0x1f8/0x220 fs/inode.c:2147 file_update_time+0x270/0x2ec fs/inode.c:2178 ext4_page_mkwrite+0x180/0x10b0 fs/ext4/inode.c:6284 do_page_mkwrite+0x140/0x35c mm/memory.c:3009 do_shared_fault mm/memory.c:4694 [inline] do_fault mm/memory.c:4762 [inline] handle_pte_fault mm/memory.c:5029 [inline] __handle_mm_fault mm/memory.c:5171 [inline] handle_mm_fault+0x1404/0x3018 mm/memory.c:5292 __do_page_fault arch/arm64/mm/fault.c:499 [inline] do_page_fault+0x310/0x99c arch/arm64/mm/fault.c:583 do_translation_fault+0x94/0xc8 arch/arm64/mm/fault.c:667 do_mem_abort+0x70/0x198 arch/arm64/mm/fault.c:804 el0_da+0x74/0x14c arch/arm64/kernel/entry-common.c:515 el0t_64_sync_handler+0x90/0xf0 arch/arm64/kernel/entry-common.c:658 el0t_64_sync+0x18c/0x190 arch/arm64/kernel/entry.S:585 INFO: task syz.8.412:6180 blocked for more than 143 seconds. Not tainted syzkaller #0 "echo 0 > /proc/sys/kernel/hung_task_timeout_secs" disables this message. task:syz.8.412 state:D stack:0 pid:6180 ppid:5499 flags:0x00800001 Call trace: __switch_to+0x2f4/0x550 arch/arm64/kernel/process.c:555 context_switch kernel/sched/core.c:5246 [inline] __schedule+0xdb4/0x1a6c kernel/sched/core.c:6563 schedule+0xc4/0x170 kernel/sched/core.c:6639 io_schedule+0x84/0x154 kernel/sched/core.c:8799 bit_wait_io+0x1c/0xac kernel/sched/wait_bit.c:209 __wait_on_bit kernel/sched/wait_bit.c:49 [inline] out_of_line_wait_on_bit+0x168/0x208 kernel/sched/wait_bit.c:64 wait_on_bit_io include/linux/wait_bit.h:101 [inline] do_get_write_access+0x504/0xe4c fs/jbd2/transaction.c:1115 jbd2_journal_get_write_access+0x11c/0x14c fs/jbd2/transaction.c:1250 __ext4_journal_get_write_access+0x1f8/0x5f8 fs/ext4/ext4_jbd2.c:235 ext4_reserve_inode_write+0x1e4/0x264 fs/ext4/inode.c:5945 __ext4_mark_inode_dirty+0x190/0x7e8 fs/ext4/inode.c:6129 ext4_dirty_inode+0xd4/0x110 fs/ext4/inode.c:6166 __mark_inode_dirty+0x2e8/0x11cc fs/fs-writeback.c:2515 generic_update_time fs/inode.c:1946 [inline] inode_update_time fs/inode.c:1959 [inline] __file_update_time+0x1f8/0x220 fs/inode.c:2147 file_update_time+0x270/0x2ec fs/inode.c:2178 ext4_page_mkwrite+0x180/0x10b0 fs/ext4/inode.c:6284 do_page_mkwrite+0x140/0x35c mm/memory.c:3009 do_shared_fault mm/memory.c:4694 [inline] do_fault mm/memory.c:4762 [inline] handle_pte_fault mm/memory.c:5029 [inline] __handle_mm_fault mm/memory.c:5171 [inline] handle_mm_fault+0x1404/0x3018 mm/memory.c:5292 __do_page_fault arch/arm64/mm/fault.c:499 [inline] do_page_fault+0x310/0x99c arch/arm64/mm/fault.c:583 do_translation_fault+0x94/0xc8 arch/arm64/mm/fault.c:667 do_mem_abort+0x70/0x198 arch/arm64/mm/fault.c:804 el0_da+0x74/0x14c arch/arm64/kernel/entry-common.c:515 el0t_64_sync_handler+0x90/0xf0 arch/arm64/kernel/entry-common.c:658 el0t_64_sync+0x18c/0x190 arch/arm64/kernel/entry.S:585 INFO: task syz.9.413:6183 blocked for more than 143 seconds. Not tainted syzkaller #0 "echo 0 > /proc/sys/kernel/hung_task_timeout_secs" disables this message. task:syz.9.413 state:D stack:0 pid:6183 ppid:5582 flags:0x00000001 Call trace: __switch_to+0x2f4/0x550 arch/arm64/kernel/process.c:555 context_switch kernel/sched/core.c:5246 [inline] __schedule+0xdb4/0x1a6c kernel/sched/core.c:6563 schedule+0xc4/0x170 kernel/sched/core.c:6639 io_schedule+0x84/0x154 kernel/sched/core.c:8799 bit_wait_io+0x1c/0xac kernel/sched/wait_bit.c:209 __wait_on_bit kernel/sched/wait_bit.c:49 [inline] out_of_line_wait_on_bit+0x168/0x208 kernel/sched/wait_bit.c:64 wait_on_bit_io include/linux/wait_bit.h:101 [inline] do_get_write_access+0x504/0xe4c fs/jbd2/transaction.c:1115 jbd2_journal_get_write_access+0x11c/0x14c fs/jbd2/transaction.c:1250 __ext4_journal_get_write_access+0x1f8/0x5f8 fs/ext4/ext4_jbd2.c:235 ext4_reserve_inode_write+0x1e4/0x264 fs/ext4/inode.c:5945 __ext4_mark_inode_dirty+0x190/0x7e8 fs/ext4/inode.c:6129 ext4_dirty_inode+0xd4/0x110 fs/ext4/inode.c:6166 __mark_inode_dirty+0x2e8/0x11cc fs/fs-writeback.c:2515 generic_update_time fs/inode.c:1946 [inline] inode_update_time fs/inode.c:1959 [inline] __file_update_time+0x1f8/0x220 fs/inode.c:2147 file_update_time+0x270/0x2ec fs/inode.c:2178 ext4_page_mkwrite+0x180/0x10b0 fs/ext4/inode.c:6284 do_page_mkwrite+0x140/0x35c mm/memory.c:3009 do_shared_fault mm/memory.c:4694 [inline] do_fault mm/memory.c:4762 [inline] handle_pte_fault mm/memory.c:5029 [inline] __handle_mm_fault mm/memory.c:5171 [inline] handle_mm_fault+0x1404/0x3018 mm/memory.c:5292 __do_page_fault arch/arm64/mm/fault.c:499 [inline] do_page_fault+0x310/0x99c arch/arm64/mm/fault.c:583 do_translation_fault+0x94/0xc8 arch/arm64/mm/fault.c:667 do_mem_abort+0x70/0x198 arch/arm64/mm/fault.c:804 el0_da+0x74/0x14c arch/arm64/kernel/entry-common.c:515 el0t_64_sync_handler+0x90/0xf0 arch/arm64/kernel/entry-common.c:658 el0t_64_sync+0x18c/0x190 arch/arm64/kernel/entry.S:585 Showing all locks held in the system: 1 lock held by rcu_tasks_kthre/12: #0: ffff8000165f7e70 (rcu_tasks.tasks_gp_mutex){+.+.}-{3:3}, at: rcu_tasks_one_gp+0x40/0xc48 kernel/rcu/tasks.h:517 1 lock held by rcu_tasks_trace/13: #0: ffff8000165f8690 (rcu_tasks_trace.tasks_gp_mutex){+.+.}-{3:3}, at: rcu_tasks_one_gp+0x40/0xc48 kernel/rcu/tasks.h:517 1 lock held by khungtaskd/28: #0: ffff8000165f7500 (rcu_read_lock){....}-{1:2}, at: rcu_lock_acquire+0xc/0x44 include/linux/rcupdate.h:349 3 locks held by kworker/u4:3/56: #0: ffff0000d02ba138 ((wq_completion)nvme-wq){+.+.}-{0:0}, at: process_one_work+0x69c/0x13bc kernel/workqueue.c:-1 #1: ffff80001fa97c40 ((work_completion)(&ctrl->scan_work)){+.+.}-{0:0}, at: process_one_work+0x6e8/0x13bc kernel/workqueue.c:2267 #2: ffff0000c4cbc440 (&ctrl->scan_lock){+.+.}-{3:3}, at: nvme_scan_work+0x2fc/0xd34 drivers/nvme/host/core.c:4707 3 locks held by kworker/u4:4/1580: 2 locks held by dhcpcd/3995: #0: ffff0000d96fa460 (sb_writers#3){.+.+}-{0:0}, at: file_accessed include/linux/fs.h:2606 [inline] #0: ffff0000d96fa460 (sb_writers#3){.+.+}-{0:0}, at: filemap_read+0x1ec4/0x20dc mm/filemap.c:2836 #1: ffff0000d9700990 (jbd2_handle){++++}-{0:0}, at: start_this_handle+0xfec/0x125c fs/jbd2/transaction.c:461 2 locks held by getty/4085: #0: ffff0000d75b4098 (&tty->ldisc_sem){++++}-{0:0}, at: ldsem_down_read+0x3c/0x4c drivers/tty/tty_ldsem.c:340 #1: ffff80001fab62f0 (&ldata->atomic_read_lock){+.+.}-{3:3}, at: n_tty_read+0x2e8/0xfa8 drivers/tty/n_tty.c:2198 3 locks held by syz-executor/4317: #0: ffff0000d5ed8d48 (&mm->mmap_lock){++++}-{3:3}, at: mmap_read_trylock include/linux/mmap_lock.h:136 [inline] #0: ffff0000d5ed8d48 (&mm->mmap_lock){++++}-{3:3}, at: get_mmap_lock_carefully mm/memory.c:5320 [inline] #0: ffff0000d5ed8d48 (&mm->mmap_lock){++++}-{3:3}, at: lock_mm_and_find_vma+0x38/0x2e0 mm/memory.c:5382 #1: ffff0000d96fa558 (sb_pagefaults){.+.+}-{0:0}, at: __sb_start_write include/linux/fs.h:1897 [inline] #1: ffff0000d96fa558 (sb_pagefaults){.+.+}-{0:0}, at: sb_start_pagefault include/linux/fs.h:2001 [inline] #1: ffff0000d96fa558 (sb_pagefaults){.+.+}-{0:0}, at: ext4_page_mkwrite+0x168/0x10b0 fs/ext4/inode.c:6283 #2: ffff0000d9700990 (jbd2_handle){++++}-{0:0}, at: start_this_handle+0xfec/0x125c fs/jbd2/transaction.c:461 6 locks held by kworker/u4:5/4422: #0: ffff0000c2c34138 ((wq_completion)writeback){+.+.}-{0:0}, at: process_one_work+0x69c/0x13bc kernel/workqueue.c:-1 #1: ffff800021fa7c40 ((work_completion)(&(&wb->dwork)->work)){+.+.}-{0:0}, at: process_one_work+0x6e8/0x13bc kernel/workqueue.c:2267 #2: ffff0000d96fa0e0 (&type->s_umount_key#30){++++}-{3:3}, at: trylock_super+0x24/0xf4 fs/super.c:415 #3: ffff0000d96fcc18 (&sbi->s_writepages_rwsem){.+.+}-{0:0}, at: ext4_writepages+0x1b0/0x28fc fs/ext4/inode.c:2717 #4: ffff0000d9700990 (jbd2_handle){++++}-{0:0}, at: start_this_handle+0xfec/0x125c fs/jbd2/transaction.c:461 #5: ffff0000e07ed2c8 (&ei->i_data_sem){++++}-{3:3}, at: ext4_map_blocks+0x720/0x160c fs/ext4/inode.c:674 3 locks held by syz.0.406/6165: #0: ffff0000d31fe748 (&mm->mmap_lock){++++}-{3:3}, at: mmap_read_trylock include/linux/mmap_lock.h:136 [inline] #0: ffff0000d31fe748 (&mm->mmap_lock){++++}-{3:3}, at: get_mmap_lock_carefully mm/memory.c:5320 [inline] #0: ffff0000d31fe748 (&mm->mmap_lock){++++}-{3:3}, at: lock_mm_and_find_vma+0x38/0x2e0 mm/memory.c:5382 #1: ffff0000d96fa558 (sb_pagefaults){.+.+}-{0:0}, at: __sb_start_write include/linux/fs.h:1897 [inline] #1: ffff0000d96fa558 (sb_pagefaults){.+.+}-{0:0}, at: sb_start_pagefault include/linux/fs.h:2001 [inline] #1: ffff0000d96fa558 (sb_pagefaults){.+.+}-{0:0}, at: ext4_page_mkwrite+0x168/0x10b0 fs/ext4/inode.c:6283 #2: ffff0000d9700990 (jbd2_handle){++++}-{0:0}, at: start_this_handle+0xfec/0x125c fs/jbd2/transaction.c:461 3 locks held by syz.6.408/6172: #0: ffff0000d7411948 (&mm->mmap_lock){++++}-{3:3}, at: mmap_read_trylock include/linux/mmap_lock.h:136 [inline] #0: ffff0000d7411948 (&mm->mmap_lock){++++}-{3:3}, at: get_mmap_lock_carefully mm/memory.c:5320 [inline] #0: ffff0000d7411948 (&mm->mmap_lock){++++}-{3:3}, at: lock_mm_and_find_vma+0x38/0x2e0 mm/memory.c:5382 #1: ffff0000d96fa558 (sb_pagefaults){.+.+}-{0:0}, at: __sb_start_write include/linux/fs.h:1897 [inline] #1: ffff0000d96fa558 (sb_pagefaults){.+.+}-{0:0}, at: sb_start_pagefault include/linux/fs.h:2001 [inline] #1: ffff0000d96fa558 (sb_pagefaults){.+.+}-{0:0}, at: ext4_page_mkwrite+0x168/0x10b0 fs/ext4/inode.c:6283 #2: ffff0000d9700990 (jbd2_handle){++++}-{0:0}, at: start_this_handle+0xfec/0x125c fs/jbd2/transaction.c:461 3 locks held by syz.7.411/6177: #0: ffff0000d9c8f348 (&mm->mmap_lock){++++}-{3:3}, at: mmap_read_trylock include/linux/mmap_lock.h:136 [inline] #0: ffff0000d9c8f348 (&mm->mmap_lock){++++}-{3:3}, at: get_mmap_lock_carefully mm/memory.c:5320 [inline] #0: ffff0000d9c8f348 (&mm->mmap_lock){++++}-{3:3}, at: lock_mm_and_find_vma+0x38/0x2e0 mm/memory.c:5382 #1: ffff0000d96fa558 (sb_pagefaults){.+.+}-{0:0}, at: __sb_start_write include/linux/fs.h:1897 [inline] #1: ffff0000d96fa558 (sb_pagefaults){.+.+}-{0:0}, at: sb_start_pagefault include/linux/fs.h:2001 [inline] #1: ffff0000d96fa558 (sb_pagefaults){.+.+}-{0:0}, at: ext4_page_mkwrite+0x168/0x10b0 fs/ext4/inode.c:6283 #2: ffff0000d9700990 (jbd2_handle){++++}-{0:0}, at: start_this_handle+0xfec/0x125c fs/jbd2/transaction.c:461 3 locks held by syz.8.412/6180: #0: ffff0000d7413d48 (&mm->mmap_lock){++++}-{3:3}, at: mmap_read_trylock include/linux/mmap_lock.h:136 [inline] #0: ffff0000d7413d48 (&mm->mmap_lock){++++}-{3:3}, at: get_mmap_lock_carefully mm/memory.c:5320 [inline] #0: ffff0000d7413d48 (&mm->mmap_lock){++++}-{3:3}, at: lock_mm_and_find_vma+0x38/0x2e0 mm/memory.c:5382 #1: ffff0000d96fa558 (sb_pagefaults){.+.+}-{0:0}, at: __sb_start_write include/linux/fs.h:1897 [inline] #1: ffff0000d96fa558 (sb_pagefaults){.+.+}-{0:0}, at: sb_start_pagefault include/linux/fs.h:2001 [inline] #1: ffff0000d96fa558 (sb_pagefaults){.+.+}-{0:0}, at: ext4_page_mkwrite+0x168/0x10b0 fs/ext4/inode.c:6283 #2: ffff0000d9700990 (jbd2_handle){++++}-{0:0}, at: start_this_handle+0xfec/0x125c fs/jbd2/transaction.c:461 3 locks held by syz.9.413/6183: #0: ffff0000d9c8ab48 (&mm->mmap_lock){++++}-{3:3}, at: mmap_read_trylock include/linux/mmap_lock.h:136 [inline] #0: ffff0000d9c8ab48 (&mm->mmap_lock){++++}-{3:3}, at: get_mmap_lock_carefully mm/memory.c:5320 [inline] #0: ffff0000d9c8ab48 (&mm->mmap_lock){++++}-{3:3}, at: lock_mm_and_find_vma+0x38/0x2e0 mm/memory.c:5382 #1: ffff0000d96fa558 (sb_pagefaults){.+.+}-{0:0}, at: __sb_start_write include/linux/fs.h:1897 [inline] #1: ffff0000d96fa558 (sb_pagefaults){.+.+}-{0:0}, at: sb_start_pagefault include/linux/fs.h:2001 [inline] #1: ffff0000d96fa558 (sb_pagefaults){.+.+}-{0:0}, at: ext4_page_mkwrite+0x168/0x10b0 fs/ext4/inode.c:6283 #2: ffff0000d9700990 (jbd2_handle){++++}-{0:0}, at: start_this_handle+0xfec/0x125c fs/jbd2/transaction.c:461 2 locks held by udevd/6202: #0: ffff0000d7792710 (&sig->cred_guard_mutex){+.+.}-{3:3}, at: prepare_bprm_creds fs/exec.c:1506 [inline] #0: ffff0000d7792710 (&sig->cred_guard_mutex){+.+.}-{3:3}, at: bprm_execve+0xb8/0x1588 fs/exec.c:1848 #1: ffff0000d8cc55e0 (mapping.invalidate_lock#2){++++}-{3:3}, at: filemap_invalidate_lock_shared include/linux/fs.h:819 [inline] #1: ffff0000d8cc55e0 (mapping.invalidate_lock#2){++++}-{3:3}, at: page_cache_ra_unbounded+0xbc/0x53c mm/readahead.c:226 =============================================