------------[ cut here ]------------ WARNING: CPU: 0 PID: 13969 at fs/buffer.c:1084 mark_buffer_dirty+0x2e8/0x574 fs/buffer.c:1084 Modules linked in: CPU: 0 PID: 13969 Comm: segctord Not tainted 5.15.106-syzkaller #0 Hardware name: Google Google Compute Engine/Google Compute Engine, BIOS Google 03/02/2023 pstate: 80400005 (Nzcv daif +PAN -UAO -TCO -DIT -SSBS BTYPE=--) pc : mark_buffer_dirty+0x2e8/0x574 fs/buffer.c:1084 lr : mark_buffer_dirty+0x2e8/0x574 fs/buffer.c:1084 sp : ffff800021197540 x29: ffff800021197540 x28: ffff0000dcd79328 x27: ffff8000211978a0 x26: ffff0001257a6e20 x25: ffff0000cea40020 x24: ffff0001257a6e30 x23: dfff800000000000 x22: ffff0001257a6688 x21: ffff0000cea40140 x20: 0000000000000008 x19: ffff0000dc1a4570 x18: ffff8000211976a0 x17: 1fffff7ffdfd82fe x16: ffff8000083020b0 x15: ffff80001496eda0 x14: 1ffff0000291a06a x13: ffffffffffffffff x12: 0000000000000000 x11: ff80800008a63114 x10: 0000000000000000 x9 : ffff800008a63114 x8 : ffff0000d6db5040 x7 : ffff800009cc7d84 x6 : 0000000000000000 x5 : 0000000000000000 x4 : 0000000000000001 x3 : ffff800008a62e58 x2 : 0000000000000000 x1 : 0000000000000000 x0 : 0000000000000000 Call trace: mark_buffer_dirty+0x2e8/0x574 fs/buffer.c:1084 nilfs_segctor_collect_dirty_files fs/nilfs2/segment.c:1966 [inline] nilfs_segctor_do_construct+0x2b0/0x6980 fs/nilfs2/segment.c:2025 nilfs_segctor_construct+0x110/0x768 fs/nilfs2/segment.c:2381 nilfs_segctor_thread_construct fs/nilfs2/segment.c:2489 [inline] nilfs_segctor_thread+0x3c8/0xe98 fs/nilfs2/segment.c:2572 kthread+0x37c/0x45c kernel/kthread.c:319 ret_from_fork+0x10/0x20 arch/arm64/kernel/entry.S:870 irq event stamp: 32 hardirqs last enabled at (31): [] __raw_spin_unlock_irqrestore include/linux/spinlock_api_smp.h:160 [inline] hardirqs last enabled at (31): [] _raw_spin_unlock_irqrestore+0xac/0x158 kernel/locking/spinlock.c:194 hardirqs last disabled at (32): [] el1_dbg+0x24/0x80 arch/arm64/kernel/entry-common.c:387 softirqs last enabled at (0): [] copy_process+0x12c4/0x3750 kernel/fork.c:2143 softirqs last disabled at (0): [<0000000000000000>] 0x0 ---[ end trace 0935f2d2286f06ea ]---