F2FS-fs (loop0): Found nat_bits in checkpoint F2FS-fs (loop0): Try to recover 1th superblock, ret: 0 F2FS-fs (loop0): Mounted with checkpoint version = 753bd00b BUG: scheduling while atomic: syz-executor.0/487/0x00000002 Modules linked in: Preemption disabled at: [] spin_lock include/linux/spinlock.h:349 [inline] [] zap_pte_range mm/memory.c:1346 [inline] [] zap_pmd_range mm/memory.c:1490 [inline] [] zap_pud_range mm/memory.c:1519 [inline] [] zap_p4d_range mm/memory.c:1540 [inline] [] unmap_page_range+0xa37/0x1c00 mm/memory.c:1561 CPU: 0 PID: 487 Comm: syz-executor.0 Not tainted 5.17.0-syzkaller #0 Hardware name: Google Google Compute Engine/Google Compute Engine, BIOS Google 03/02/2023 Call Trace: __dump_stack lib/dump_stack.c:88 [inline] dump_stack_lvl+0x151/0x1b7 lib/dump_stack.c:106 dump_stack+0x15/0x17 lib/dump_stack.c:113 __schedule_bug+0x1a0/0x240 kernel/sched/core.c:5539 schedule_debug kernel/sched/core.c:5566 [inline] __schedule+0xcef/0x1540 kernel/sched/core.c:6195 schedule+0x12a/0x1f0 kernel/sched/core.c:6377 schedule_preempt_disabled+0x13/0x20 kernel/sched/core.c:6436 mutex_optimistic_spin kernel/locking/mutex.c:507 [inline] __mutex_lock_common kernel/locking/mutex.c:603 [inline] __mutex_lock+0x4b2/0x1040 kernel/locking/mutex.c:733 __mutex_lock_slowpath+0xe/0x10 kernel/locking/mutex.c:1021 mutex_lock+0xeb/0x120 kernel/locking/mutex.c:283 f2fs_register_inmem_page+0x22c/0x4b0 fs/f2fs/segment.c:203 f2fs_set_data_page_dirty+0x508/0x6a0 fs/f2fs/data.c:3566 folio_mark_dirty+0xd0/0x150 mm/page-writeback.c:2643 set_page_dirty+0x5c/0x70 mm/folio-compat.c:83 zap_pte_range mm/memory.c:1373 [inline] zap_pmd_range mm/memory.c:1490 [inline] zap_pud_range mm/memory.c:1519 [inline] zap_p4d_range mm/memory.c:1540 [inline] unmap_page_range+0x1030/0x1c00 mm/memory.c:1561 unmap_single_vma mm/memory.c:1606 [inline] unmap_vmas+0x389/0x560 mm/memory.c:1638 exit_mmap+0x3fb/0x6f0 mm/mmap.c:3178 __mmput+0x95/0x300 kernel/fork.c:1114 mmput+0x59/0x70 kernel/fork.c:1135 exit_mm kernel/exit.c:507 [inline] do_exit+0xab3/0x2850 kernel/exit.c:793 do_group_exit+0x255/0x320 kernel/exit.c:935 get_signal+0x83c/0x17b0 kernel/signal.c:2863 arch_do_signal_or_restart+0xbd/0x16a0 arch/x86/kernel/signal.c:868 handle_signal_work kernel/entry/common.c:148 [inline] exit_to_user_mode_loop+0xa0/0xe0 kernel/entry/common.c:172 exit_to_user_mode_prepare+0x5a/0xa0 kernel/entry/common.c:207 __syscall_exit_to_user_mode_work kernel/entry/common.c:289 [inline] syscall_exit_to_user_mode+0x26/0x160 kernel/entry/common.c:300 do_syscall_64+0x50/0xd0 arch/x86/entry/common.c:86 entry_SYSCALL_64_after_hwframe+0x44/0xae RIP: 0033:0x7f2028ced0f9 Code: Unable to access opcode bytes at RIP 0x7f2028ced0cf. RSP: 002b:00007f2028860218 EFLAGS: 00000246 ORIG_RAX: 00000000000000ca RAX: fffffffffffffe00 RBX: 00007f2028e0cf88 RCX: 00007f2028ced0f9 RDX: 0000000000000000 RSI: 0000000000000080 RDI: 00007f2028e0cf88 RBP: 00007f2028e0cf80 R08: 0000000000000000 R09: 0000000000000000 R10: 0000000000000000 R11: 0000000000000246 R12: 00007f2028e0cf8c R13: 00007fff30a07c8f R14: 00007f2028860300 R15: 0000000000022000 ------------[ cut here ]------------ DEBUG_LOCKS_WARN_ON(val > preempt_count()) WARNING: CPU: 0 PID: 487 at kernel/sched/core.c:5483 preempt_count_sub+0xa8/0x160 kernel/sched/core.c:5483 Modules linked in: CPU: 0 PID: 487 Comm: syz-executor.0 Tainted: G W 5.17.0-syzkaller #0 Hardware name: Google Google Compute Engine/Google Compute Engine, BIOS Google 03/02/2023 RIP: 0010:preempt_count_sub+0xa8/0x160 kernel/sched/core.c:5483 Code: 03 42 0f b6 04 30 84 c0 0f 85 86 00 00 00 83 3d 85 b5 35 05 00 75 d1 48 c7 c7 00 ee 08 85 48 c7 c6 a0 ee 08 85 e8 78 9d f5 ff <0f> 0b eb ba e8 8f f6 06 01 85 c0 74 b1 48 c7 c0 88 1b 83 86 48 c1 RSP: 0018:ffffc90000d47448 EFLAGS: 00010246 RAX: 6bfdf75a132db000 RBX: 0000000000000001 RCX: ffff88810b373240 RDX: 0000000000000000 RSI: 0000000080000000 RDI: 0000000000000000 RBP: ffffc90000d47458 R08: ffffffff81569348 R09: fffff520001a8da9 R10: 0000000000000000 R11: dffffc0000000001 R12: dffffc0000000000 R13: 0400000000000080 R14: dffffc0000000000 R15: 000000002007d000 FS: 0000000000000000(0000) GS:ffff8881f7200000(0000) knlGS:0000000000000000 CS: 0010 DS: 0000 ES: 0000 CR0: 0000000080050033 CR2: 00007f2022324718 CR3: 0000000123491000 CR4: 00000000003506b0 DR0: 0000000000000000 DR1: 0000000000000000 DR2: 0000000000000000 DR3: 0000000000000000 DR6: 00000000fffe0ff0 DR7: 0000000000000400 Call Trace: __raw_spin_unlock include/linux/spinlock_api_smp.h:143 [inline] _raw_spin_unlock+0x4d/0x70 kernel/locking/spinlock.c:186 spin_unlock include/linux/spinlock.h:389 [inline] zap_pte_range mm/memory.c:1431 [inline] zap_pmd_range mm/memory.c:1490 [inline] zap_pud_range mm/memory.c:1519 [inline] zap_p4d_range mm/memory.c:1540 [inline] unmap_page_range+0x19cf/0x1c00 mm/memory.c:1561 unmap_single_vma mm/memory.c:1606 [inline] unmap_vmas+0x389/0x560 mm/memory.c:1638 exit_mmap+0x3fb/0x6f0 mm/mmap.c:3178 __mmput+0x95/0x300 kernel/fork.c:1114 mmput+0x59/0x70 kernel/fork.c:1135 exit_mm kernel/exit.c:507 [inline] do_exit+0xab3/0x2850 kernel/exit.c:793 do_group_exit+0x255/0x320 kernel/exit.c:935 get_signal+0x83c/0x17b0 kernel/signal.c:2863 arch_do_signal_or_restart+0xbd/0x16a0 arch/x86/kernel/signal.c:868 handle_signal_work kernel/entry/common.c:148 [inline] exit_to_user_mode_loop+0xa0/0xe0 kernel/entry/common.c:172 exit_to_user_mode_prepare+0x5a/0xa0 kernel/entry/common.c:207 __syscall_exit_to_user_mode_work kernel/entry/common.c:289 [inline] syscall_exit_to_user_mode+0x26/0x160 kernel/entry/common.c:300 do_syscall_64+0x50/0xd0 arch/x86/entry/common.c:86 entry_SYSCALL_64_after_hwframe+0x44/0xae RIP: 0033:0x7f2028ced0f9 Code: Unable to access opcode bytes at RIP 0x7f2028ced0cf. RSP: 002b:00007f2028860218 EFLAGS: 00000246 ORIG_RAX: 00000000000000ca RAX: fffffffffffffe00 RBX: 00007f2028e0cf88 RCX: 00007f2028ced0f9 RDX: 0000000000000000 RSI: 0000000000000080 RDI: 00007f2028e0cf88 RBP: 00007f2028e0cf80 R08: 0000000000000000 R09: 0000000000000000 R10: 0000000000000000 R11: 0000000000000246 R12: 00007f2028e0cf8c R13: 00007fff30a07c8f R14: 00007f2028860300 R15: 0000000000022000 ---[ end trace 0000000000000000 ]---