------------[ cut here ]------------ kernel BUG at fs/hfs/inode.c:444! Internal error: Oops - BUG: 0 [#1] PREEMPT SMP Modules linked in: CPU: 1 PID: 570 Comm: kworker/u4:4 Not tainted 5.15.133-syzkaller #0 Hardware name: Google Google Compute Engine/Google Compute Engine, BIOS Google 08/04/2023 Workqueue: writeback wb_workfn (flush-7:0) pstate: 80400005 (Nzcv daif +PAN -UAO -TCO -DIT -SSBS BTYPE=--) pc : hfs_write_inode+0xc18/0xc1c fs/hfs/inode.c:444 lr : hfs_write_inode+0xc18/0xc1c fs/hfs/inode.c:444 sp : ffff80001d8071a0 x29: ffff80001d807300 x28: dfff800000000000 x27: ffff700003b00e38 x26: ffff80001d8071c0 x25: ffff8000148fd310 x24: 0000000000000002 x23: ffff800011bef060 x22: 0000000000000005 x21: ffff0000c87ca858 x20: ffff80001d807240 x19: ffff80001d8071e0 x18: 0000000000000000 x17: ff80800008fdecdc x16: 0000000000000000 x15: ffff800008fdecdc x14: 0000000000000004 x13: ffffffffffffffff x12: 0000000000000000 x11: ff80800008fdf788 x10: 0000000000000000 x9 : ffff800008fdf788 x8 : ffff0000c85d3680 x7 : 0000000000000000 x6 : 0000000000000000 x5 : 0000000000000000 x4 : 0000000000000000 x3 : 0000000000000030 x2 : 0000000000000008 x1 : ffff800014c8b160 x0 : 0000000000000005 Call trace: hfs_write_inode+0xc18/0xc1c fs/hfs/inode.c:444 write_inode fs/fs-writeback.c:1478 [inline] __writeback_single_inode+0x584/0x13a4 fs/fs-writeback.c:1683 writeback_sb_inodes+0x94c/0x1620 fs/fs-writeback.c:1908 wb_writeback+0x3fc/0xfc8 fs/fs-writeback.c:2082 wb_do_writeback fs/fs-writeback.c:2225 [inline] wb_workfn+0x3a4/0x1070 fs/fs-writeback.c:2266 process_one_work+0x790/0x11b8 kernel/workqueue.c:2310 worker_thread+0x910/0x1034 kernel/workqueue.c:2457 kthread+0x37c/0x45c kernel/kthread.c:319 ret_from_fork+0x10/0x20 arch/arm64/kernel/entry.S:870 Code: aa1803e0 97e3abcc 17ffff00 97d38940 (d4210000) ---[ end trace 29dde0055e1a25ba ]---