------------[ cut here ]------------ kernel BUG at fs/hfsplus/bnode.c:624! Oops: invalid opcode: 0000 [#1] SMP KASAN PTI CPU: 1 UID: 0 PID: 49 Comm: kworker/u8:3 Not tainted 6.16.0-rc2-syzkaller-00087-g24770983ccfe #0 PREEMPT(full) Hardware name: Google Google Compute Engine/Google Compute Engine, BIOS Google 05/07/2025 Workqueue: writeback wb_workfn (flush-7:1) RIP: 0010:hfsplus_bnode_put+0x54a/0x560 fs/hfsplus/bnode.c:624 Code: 8b ff e9 b2 fe ff ff 89 d9 80 e1 07 80 c1 03 38 c1 0f 8c f0 fe ff ff 48 89 df e8 e1 f2 8b ff e9 e3 fe ff ff e8 a7 9f 2a ff 90 <0f> 0b e8 9f 9f 2a ff 90 0f 0b 66 66 66 2e 0f 1f 84 00 00 00 00 00 RSP: 0018:ffffc90000ba7218 EFLAGS: 00010293 RAX: ffffffff8295bba9 RBX: ffff88805ce09c00 RCX: ffff8880206b1e00 RDX: 0000000000000000 RSI: 0000000000000000 RDI: 0000000000000000 RBP: 0000000000000000 R08: ffff88805ce09c83 R09: 1ffff1100b9c1390 R10: dffffc0000000000 R11: ffffed100b9c1391 R12: ffff88805ce09c80 R13: ffff88806f866034 R14: dffffc0000000000 R15: ffff88807e43e000 FS: 0000000000000000(0000) GS:ffff888125d85000(0000) knlGS:0000000000000000 CS: 0010 DS: 0000 ES: 0000 CR0: 0000000080050033 CR2: 0000555563a5e608 CR3: 000000000df38000 CR4: 00000000003526f0 DR0: 0000000000000000 DR1: 0000000000000000 DR2: 0000000000000000 DR3: 0000000000000000 DR6: 00000000fffe0ff0 DR7: 0000000000000400 Call Trace: hfsplus_btree_write+0x379/0x7b0 fs/hfsplus/btree.c:309 hfsplus_system_write_inode fs/hfsplus/super.c:137 [inline] hfsplus_write_inode+0x4c9/0x5f0 fs/hfsplus/super.c:163 write_inode fs/fs-writeback.c:1525 [inline] __writeback_single_inode+0x6f1/0xff0 fs/fs-writeback.c:1745 writeback_sb_inodes+0x6b5/0x1000 fs/fs-writeback.c:1976 wb_writeback+0x43b/0xaf0 fs/fs-writeback.c:2156 wb_do_writeback fs/fs-writeback.c:2303 [inline] wb_workfn+0x409/0xef0 fs/fs-writeback.c:2343 process_one_work kernel/workqueue.c:3238 [inline] process_scheduled_works+0xade/0x17b0 kernel/workqueue.c:3321 worker_thread+0x8a0/0xda0 kernel/workqueue.c:3402 kthread+0x70e/0x8a0 kernel/kthread.c:464 ret_from_fork+0x3f9/0x770 arch/x86/kernel/process.c:148 ret_from_fork_asm+0x1a/0x30 arch/x86/entry/entry_64.S:245 Modules linked in: ---[ end trace 0000000000000000 ]--- RIP: 0010:hfsplus_bnode_put+0x54a/0x560 fs/hfsplus/bnode.c:624 Code: 8b ff e9 b2 fe ff ff 89 d9 80 e1 07 80 c1 03 38 c1 0f 8c f0 fe ff ff 48 89 df e8 e1 f2 8b ff e9 e3 fe ff ff e8 a7 9f 2a ff 90 <0f> 0b e8 9f 9f 2a ff 90 0f 0b 66 66 66 2e 0f 1f 84 00 00 00 00 00 RSP: 0018:ffffc90000ba7218 EFLAGS: 00010293 RAX: ffffffff8295bba9 RBX: ffff88805ce09c00 RCX: ffff8880206b1e00 RDX: 0000000000000000 RSI: 0000000000000000 RDI: 0000000000000000 RBP: 0000000000000000 R08: ffff88805ce09c83 R09: 1ffff1100b9c1390 R10: dffffc0000000000 R11: ffffed100b9c1391 R12: ffff88805ce09c80 R13: ffff88806f866034 R14: dffffc0000000000 R15: ffff88807e43e000 FS: 0000000000000000(0000) GS:ffff888125c85000(0000) knlGS:0000000000000000 CS: 0010 DS: 0000 ES: 0000 CR0: 0000000080050033 CR2: 00007ffc2c8e3ff8 CR3: 0000000034356000 CR4: 00000000003526f0 DR0: 0000000000000000 DR1: 0000000000000000 DR2: 0000000000000000 DR3: 0000000000000000 DR6: 00000000fffe0ff0 DR7: 0000000000000400