------------[ cut here ]------------ kernel BUG at fs/hfsplus/bnode.c:637! Internal error: Oops - BUG: 00000000f2000800 [#1] PREEMPT SMP Modules linked in: CPU: 0 PID: 136 Comm: kworker/u4:1 Not tainted 5.15.185-syzkaller #0 Hardware name: Google Google Compute Engine/Google Compute Engine, BIOS Google 05/07/2025 Workqueue: writeback wb_workfn (flush-7:0) pstate: 80400005 (Nzcv daif +PAN -UAO -TCO -DIT -SSBS BTYPE=--) pc : hfsplus_bnode_put+0x590/0x59c fs/hfsplus/bnode.c:637 lr : hfsplus_bnode_put+0x590/0x59c fs/hfsplus/bnode.c:637 sp : ffff80001bdb72e0 x29: ffff80001bdb72e0 x28: 1fffe0001b625983 x27: dfff800000000000 x26: ffff0000d0e40000 x25: 0080000000000000 x24: ffff0000d40f4000 x23: dfff800000000000 x22: 1fffe00018282340 x21: 0000000000000000 x20: ffff0000c1411a80 x19: ffff0000c1411a00 x18: 0000000000000000 x17: 0000000000000000 x16: ffff8000111a97c4 x15: 00000000000000ff x14: 0000000000ff0100 x13: 1ffff0000282c06b x12: 0000000000ff0100 x11: 0000000000000000 x10: 0000000000000000 x9 : ffff800008ebf7f4 x8 : ffff0000c269b680 x7 : 0000000000000000 x6 : 0000000000000000 x5 : 0000000000000080 x4 : 0000000000000000 x3 : ffff800008ebf2c0 x2 : 0000000000000000 x1 : 0000000000000000 x0 : 0000000000000000 Call trace: hfsplus_bnode_put+0x590/0x59c fs/hfsplus/bnode.c:637 hfsplus_btree_write+0x2c0/0x6c8 fs/hfsplus/btree.c:308 hfsplus_system_write_inode fs/hfsplus/super.c:136 [inline] hfsplus_write_inode+0x38c/0x4d4 fs/hfsplus/super.c:162 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 97e6332e 17ffff74 97d6e48b (d4210000) ---[ end trace 32ce945c779f558c ]---