INFO: task syz-executor.3:4919 blocked for more than 143 seconds. Not tainted 5.15.167-syzkaller #0 "echo 0 > /proc/sys/kernel/hung_task_timeout_secs" disables this message. task:syz-executor.3 state:D stack: 0 pid: 4919 ppid: 4328 flags:0x0000000d Call trace: __switch_to+0x308/0x5e8 arch/arm64/kernel/process.c:518 context_switch kernel/sched/core.c:5027 [inline] __schedule+0xf10/0x1e48 kernel/sched/core.c:6373 schedule+0x11c/0x1c8 kernel/sched/core.c:6456 io_schedule+0x8c/0x194 kernel/sched/core.c:8481 wait_on_page_bit_common+0x6fc/0xc14 mm/filemap.c:1356 __lock_page mm/filemap.c:1648 [inline] lock_page include/linux/pagemap.h:625 [inline] pagecache_get_page+0x66c/0xd94 mm/filemap.c:1910 find_or_create_page include/linux/pagemap.h:420 [inline] ni_readpage_cmpr+0x2a0/0x684 fs/ntfs3/frecord.c:2087 ntfs_readpage+0x14c/0x1c0 fs/ntfs3/inode.c:726 filemap_read_page+0x150/0x454 mm/filemap.c:2386 filemap_fault+0xac4/0xf5c mm/filemap.c:3174 __do_fault+0x120/0x5d0 mm/memory.c:3898 do_read_fault mm/memory.c:4234 [inline] do_fault mm/memory.c:4362 [inline] handle_pte_fault mm/memory.c:4620 [inline] __handle_mm_fault mm/memory.c:4755 [inline] handle_mm_fault+0x21e8/0x33a8 mm/memory.c:4853 __do_page_fault arch/arm64/mm/fault.c:505 [inline] do_page_fault+0x700/0xb60 arch/arm64/mm/fault.c:605 do_translation_fault+0xe8/0x138 arch/arm64/mm/fault.c:686 do_mem_abort+0x70/0x1d8 arch/arm64/mm/fault.c:819 el0_da+0x94/0x20c arch/arm64/kernel/entry-common.c:494 el0t_64_sync_handler+0xc0/0xe4 arch/arm64/kernel/entry-common.c:629 el0t_64_sync+0x1a0/0x1a4 arch/arm64/kernel/entry.S:584 INFO: task syz-executor.3:4933 blocked for more than 143 seconds. Not tainted 5.15.167-syzkaller #0 "echo 0 > /proc/sys/kernel/hung_task_timeout_secs" disables this message. task:syz-executor.3 state:D stack: 0 pid: 4933 ppid: 4328 flags:0x0000000d Call trace: __switch_to+0x308/0x5e8 arch/arm64/kernel/process.c:518 context_switch kernel/sched/core.c:5027 [inline] __schedule+0xf10/0x1e48 kernel/sched/core.c:6373 schedule+0x11c/0x1c8 kernel/sched/core.c:6456 schedule_preempt_disabled+0x18/0x2c kernel/sched/core.c:6515 __mutex_lock_common+0xba0/0x2154 kernel/locking/mutex.c:669 __mutex_lock kernel/locking/mutex.c:729 [inline] mutex_lock_nested+0xa4/0xf8 kernel/locking/mutex.c:743 ni_lock fs/ntfs3/ntfs_fs.h:1100 [inline] ntfs_readpage+0x140/0x1c0 fs/ntfs3/inode.c:725 filemap_read_page+0x150/0x454 mm/filemap.c:2386 filemap_fault+0xac4/0xf5c mm/filemap.c:3174 __do_fault+0x120/0x5d0 mm/memory.c:3898 do_read_fault mm/memory.c:4234 [inline] do_fault mm/memory.c:4362 [inline] handle_pte_fault mm/memory.c:4620 [inline] __handle_mm_fault mm/memory.c:4755 [inline] handle_mm_fault+0x21e8/0x33a8 mm/memory.c:4853 __do_page_fault arch/arm64/mm/fault.c:505 [inline] do_page_fault+0x700/0xb60 arch/arm64/mm/fault.c:605 do_translation_fault+0xe8/0x138 arch/arm64/mm/fault.c:686 do_mem_abort+0x70/0x1d8 arch/arm64/mm/fault.c:819 el1_abort+0x3c/0x5c arch/arm64/kernel/entry-common.c:358 el1h_64_sync_handler+0x60/0xac arch/arm64/kernel/entry-common.c:418 el1h_64_sync+0x78/0x7c arch/arm64/kernel/entry.S:522 __arch_copy_from_user+0xa4/0x218 arch/arm64/lib/copy_template.S:94 __sys_bpf+0x1b8/0x610 kernel/bpf/syscall.c:4624 __do_sys_bpf kernel/bpf/syscall.c:4755 [inline] __se_sys_bpf kernel/bpf/syscall.c:4753 [inline] __arm64_sys_bpf+0x80/0x98 kernel/bpf/syscall.c:4753 __invoke_syscall arch/arm64/kernel/syscall.c:38 [inline] invoke_syscall+0x98/0x2b8 arch/arm64/kernel/syscall.c:52 el0_svc_common+0x138/0x258 arch/arm64/kernel/syscall.c:142 do_el0_svc+0x58/0x14c arch/arm64/kernel/syscall.c:181 el0_svc+0x7c/0x1f0 arch/arm64/kernel/entry-common.c:608 el0t_64_sync_handler+0x84/0xe4 arch/arm64/kernel/entry-common.c:626 el0t_64_sync+0x1a0/0x1a4 arch/arm64/kernel/entry.S:584 Showing all locks held in the system: 1 lock held by khungtaskd/27: #0: ffff800014c917e0 (rcu_read_lock){....}-{1:2}, at: rcu_lock_acquire+0xc/0x44 include/linux/rcupdate.h:311 2 locks held by getty/3775: #0: ffff0000d4880098 (&tty->ldisc_sem){++++}-{0:0}, at: ldsem_down_read+0x40/0x50 drivers/tty/tty_ldsem.c:340 #1: ffff80001d60e2e8 (&ldata->atomic_read_lock){+.+.}-{3:3}, at: n_tty_read+0x414/0x1204 drivers/tty/n_tty.c:2158 2 locks held by syz-executor.3/4919: #0: ffff0000e59ecf00 (mapping.invalidate_lock#3){.+.+}-{3:3}, at: filemap_invalidate_lock_shared include/linux/fs.h:844 [inline] #0: ffff0000e59ecf00 (mapping.invalidate_lock#3){.+.+}-{3:3}, at: filemap_fault+0x52c/0xf5c mm/filemap.c:3081 #1: ffff0000e59ecac0 (&ni->ni_lock/4){+.+.}-{3:3}, at: ni_lock fs/ntfs3/ntfs_fs.h:1100 [inline] #1: ffff0000e59ecac0 (&ni->ni_lock/4){+.+.}-{3:3}, at: ntfs_readpage+0x140/0x1c0 fs/ntfs3/inode.c:725 2 locks held by syz-executor.3/4933: #0: ffff0000e59ecf00 (mapping.invalidate_lock#3){.+.+}-{3:3}, at: filemap_invalidate_lock_shared include/linux/fs.h:844 [inline] #0: ffff0000e59ecf00 (mapping.invalidate_lock#3){.+.+}-{3:3}, at: filemap_fault+0x71c/0xf5c mm/filemap.c:3096 #1: ffff0000e59ecac0 (&ni->ni_lock/4){+.+.}-{3:3}, at: ni_lock fs/ntfs3/ntfs_fs.h:1100 [inline] #1: ffff0000e59ecac0 (&ni->ni_lock/4){+.+.}-{3:3}, at: ntfs_readpage+0x140/0x1c0 fs/ntfs3/inode.c:725 2 locks held by syz-executor.5/7755: #0: ffff0000e847b180 (mapping.invalidate_lock#3){.+.+}-{3:3}, at: filemap_invalidate_lock_shared include/linux/fs.h:844 [inline] #0: ffff0000e847b180 (mapping.invalidate_lock#3){.+.+}-{3:3}, at: filemap_fault+0x71c/0xf5c mm/filemap.c:3096 #1: ffff0000e847ad40 (&ni->ni_lock/4){+.+.}-{3:3}, at: ni_lock fs/ntfs3/ntfs_fs.h:1100 [inline] #1: ffff0000e847ad40 (&ni->ni_lock/4){+.+.}-{3:3}, at: ntfs_readpage+0x140/0x1c0 fs/ntfs3/inode.c:725 2 locks held by syz-executor.5/7767: #0: ffff0000e847b180 (mapping.invalidate_lock#3){.+.+}-{3:3}, at: filemap_invalidate_lock_shared include/linux/fs.h:844 [inline] #0: ffff0000e847b180 (mapping.invalidate_lock#3){.+.+}-{3:3}, at: filemap_fault+0x71c/0xf5c mm/filemap.c:3096 #1: ffff0000e847ad40 (&ni->ni_lock/4){+.+.}-{3:3}, at: ni_lock fs/ntfs3/ntfs_fs.h:1100 [inline] #1: ffff0000e847ad40 (&ni->ni_lock/4){+.+.}-{3:3}, at: ntfs_readpage+0x140/0x1c0 fs/ntfs3/inode.c:725 =============================================