------------[ cut here ]------------ WARNING: CPU: 0 PID: 4093 at fs/buffer.c:1084 mark_buffer_dirty+0x2e8/0x574 fs/buffer.c:1084 Modules linked in: CPU: 0 PID: 4093 Comm: syz-executor.1 Not tainted 5.15.108-syzkaller #0 Hardware name: Google Google Compute Engine/Google Compute Engine, BIOS Google 03/30/2023 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 : ffff80001cdf70c0 x29: ffff80001cdf70c0 x28: ffff0000d8ad8328 x27: ffff80001cdf7420 x26: ffff00011ef63478 x25: ffff0000d9349020 x24: ffff00011ef63488 x23: dfff800000000000 x22: ffff00011ef62678 x21: ffff0000d9349140 x20: 0000000000000008 x19: ffff0000dcdcb9f8 x18: ffff80001cdf7220 x17: 1fffe000368ffd8e x16: ffff8000083020d8 x15: 00000000000325dd x14: 1ffff0000291a06a x13: ffffffffffffffff x12: 0000000000000000 x11: ff80800008a64a18 x10: 0000000000000000 x9 : ffff800008a64a18 x8 : ffff0000da7a8000 x7 : ffff800009ccad0c x6 : 0000000000000000 x5 : 0000000000000000 x4 : 0000000000000001 x3 : ffff800008a6475c 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_write_out fs/nilfs2/segment.c:2702 [inline] nilfs_segctor_destroy fs/nilfs2/segment.c:2735 [inline] nilfs_detach_log_writer+0x478/0x9e0 fs/nilfs2/segment.c:2815 nilfs_put_super+0x4c/0x130 fs/nilfs2/super.c:477 generic_shutdown_super+0x130/0x29c fs/super.c:475 kill_block_super+0x70/0xdc fs/super.c:1405 deactivate_locked_super+0xb8/0x13c fs/super.c:335 deactivate_super+0x108/0x128 fs/super.c:366 cleanup_mnt+0x3c0/0x474 fs/namespace.c:1143 __cleanup_mnt+0x20/0x30 fs/namespace.c:1150 task_work_run+0x130/0x1e4 kernel/task_work.c:164 tracehook_notify_resume include/linux/tracehook.h:189 [inline] do_notify_resume+0x262c/0x32b8 arch/arm64/kernel/signal.c:946 prepare_exit_to_user_mode arch/arm64/kernel/entry-common.c:133 [inline] exit_to_user_mode arch/arm64/kernel/entry-common.c:138 [inline] el0_svc+0xfc/0x1f0 arch/arm64/kernel/entry-common.c:597 el0t_64_sync_handler+0x84/0xe4 arch/arm64/kernel/entry-common.c:614 el0t_64_sync+0x1a0/0x1a4 arch/arm64/kernel/entry.S:584 irq event stamp: 1411200 hardirqs last enabled at (1411199): [] __exit_to_kernel_mode arch/arm64/kernel/entry-common.c:81 [inline] hardirqs last enabled at (1411199): [] exit_to_kernel_mode+0x100/0x178 arch/arm64/kernel/entry-common.c:91 hardirqs last disabled at (1411200): [] el1_dbg+0x24/0x80 arch/arm64/kernel/entry-common.c:387 softirqs last enabled at (1411052): [] local_bh_enable+0x10/0x34 include/linux/bottom_half.h:31 softirqs last disabled at (1411050): [] local_bh_disable+0x10/0x34 include/linux/bottom_half.h:18 ---[ end trace 08c6b786e1d6461a ]---