------------[ cut here ]------------
WARNING: CPU: 0 PID: 4354 at fs/buffer.c:1084 mark_buffer_dirty+0x2e8/0x574 fs/buffer.c:1084
Modules linked in:
CPU: 0 PID: 4354 Comm: segctord Not tainted 5.15.178-syzkaller #0
Hardware name: Google Google Compute Engine/Google Compute Engine, BIOS Google 02/12/2025
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 : ffff800020687560
x29: ffff800020687560 x28: ffff0000d1484328 x27: dfff800000000000
x26: ffff0000dd555af8 x25: ffff0000dd555ae8 x24: ffff0000d5066820
x23: ffff800020687aa0 x22: ffff0000dd554ce8 x21: ffff0000d5066800
x20: 0000000000000008 x19: ffff0000c52d4740 x18: ffff800020687740
x17: 1fffff7ffdfd6cde x16: ffff800008305360 x15: 000000000001d6c6
x14: 1ffff0000296e06c x13: dfff800000000000 x12: 0000000000000001
x11: 0000000000000001 x10: 0000000000000000 x9 : ffff0000c824b680
x8 : ffff800008a76210 x7 : ffff800009d83274 x6 : 0000000000000000
x5 : 0000000000000000 x4 : 0000000000000001 x3 : ffff800008a75f54
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:2006 [inline]
 nilfs_segctor_do_construct+0x2c8/0x68f0 fs/nilfs2/segment.c:2068
 nilfs_segctor_construct+0x13c/0x558 fs/nilfs2/segment.c:2453
 nilfs_segctor_thread_construct fs/nilfs2/segment.c:2561 [inline]
 nilfs_segctor_thread+0x3e8/0xe60 fs/nilfs2/segment.c:2645
 kthread+0x37c/0x45c kernel/kthread.c:334
 ret_from_fork+0x10/0x20 arch/arm64/kernel/entry.S:870
irq event stamp: 30
hardirqs last  enabled at (29): [<ffff800011c254a0>] __raw_spin_unlock_irqrestore include/linux/spinlock_api_smp.h:160 [inline]
hardirqs last  enabled at (29): [<ffff800011c254a0>] _raw_spin_unlock_irqrestore+0xac/0x158 kernel/locking/spinlock.c:194
hardirqs last disabled at (30): [<ffff800011b49ab0>] el1_dbg+0x24/0x80 arch/arm64/kernel/entry-common.c:396
softirqs last  enabled at (0): [<ffff800008192178>] copy_process+0x12c4/0x3750 kernel/fork.c:2150
softirqs last disabled at (0): [<0000000000000000>] 0x0
---[ end trace e758622745e58ba2 ]---