------------[ cut here ]------------ kernel BUG at fs/hfs/inode.c:447! Internal error: Oops - BUG: 00000000f2000800 [#1] PREEMPT SMP Modules linked in: CPU: 1 PID: 4139 Comm: kworker/u4:8 Not tainted 5.15.182-syzkaller #0 Hardware name: Google Google Compute Engine/Google Compute Engine, BIOS Google 04/19/2025 Workqueue: writeback wb_workfn (flush-7:6) pstate: 80400005 (Nzcv daif +PAN -UAO -TCO -DIT -SSBS BTYPE=--) pc : hfs_write_inode+0x87c/0x880 fs/hfs/inode.c:447 lr : hfs_write_inode+0x87c/0x880 fs/hfs/inode.c:447 sp : ffff80001fe97260 x29: ffff80001fe973a0 x28: 1fffe0001b5f8046 x27: dfff800000000000 x26: dfff800000000000 x25: ffff80001fe97260 x24: ffff700003fd2e4c x23: ffff80001142c8c0 x22: 0000000000000000 x21: 0000000000000000 x20: ffff0000dafc0158 x19: ffff80001fe972e0 x18: 0000000000000000 x17: 0000000000000000 x16: ffff800008ee58dc x15: 0000000000000004 x14: 0000000000ff0100 x13: ffffffffffffffff x12: 0000000000ff0100 x11: 0000000000000000 x10: 0000000000000000 x9 : ffff800008ee5ff0 x8 : ffff0000d1b01b40 x7 : 0000000000000000 x6 : 0000000000000000 x5 : 0000000000000000 x4 : 0000000000000000 x3 : 0000000000000020 x2 : 0000000000000006 x1 : ffff8000144dad40 x0 : 0000000000000000 Call trace: hfs_write_inode+0x87c/0x880 fs/hfs/inode.c:447 write_inode fs/fs-writeback.c:1495 [inline] __writeback_single_inode+0x560/0x11f0 fs/fs-writeback.c:1705 writeback_sb_inodes+0x7fc/0x1378 fs/fs-writeback.c:1930 wb_writeback+0x3d8/0xe44 fs/fs-writeback.c:2104 wb_do_writeback fs/fs-writeback.c:2247 [inline] wb_workfn+0x350/0xdd8 fs/fs-writeback.c:2288 process_one_work+0x79c/0x1140 kernel/workqueue.c:2310 worker_thread+0x8f4/0x101c kernel/workqueue.c:2457 kthread+0x374/0x454 kernel/kthread.c:334 ret_from_fork+0x10/0x20 arch/arm64/kernel/entry.S:870 Code: aa1403e0 97e59876 17ffff9c 97d64a40 (d4210000) ---[ end trace 5939f281eb4ddc71 ]---