syzbot

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kernel BUG at fs/hfsplus/bnode.c:716!
Oops: invalid opcode: 0000 [#1] SMP KASAN PTI
CPU: 0 UID: 0 PID: 3515 Comm: kworker/u8:11 Tainted: G        W           6.17.0-rc1-syzkaller-00111-g24ea63ea3877 #0 PREEMPT_{RT,(full)} 
Tainted: [W]=WARN
Hardware name: Google Google Compute Engine/Google Compute Engine, BIOS Google 07/12/2025
Workqueue: writeback wb_workfn (flush-7:2)
RIP: 0010:hfsplus_bnode_put+0x54a/0x560 fs/hfsplus/bnode.c:716
Code: 8f 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 a1 d4 8f ff e9 e3 fe ff ff e8 a7 a1 30 ff 90 <0f> 0b e8 9f a1 30 ff 90 0f 0b 66 66 66 2e 0f 1f 84 00 00 00 00 00
RSP: 0018:ffffc9000d3e7218 EFLAGS: 00010293
RAX: ffffffff828db999 RBX: ffff8880287dc800 RCX: ffff888031033b80
RDX: 0000000000000000 RSI: 0000000000000000 RDI: 0000000000000000
RBP: 0000000000000000 R08: 0000000000000000 R09: 0000000000000000
R10: dffffc0000000000 R11: ffffed10050fb919 R12: ffff8880287dc8c0
R13: ffff88804140b034 R14: dffffc0000000000 R15: ffff88802133c000
FS:  0000000000000000(0000) GS:ffff8881268c5000(0000) knlGS:0000000000000000
CS:  0010 DS: 0000 ES: 0000 CR0: 0000000080050033
CR2: 00007f6f2abe5000 CR3: 00000000412dc000 CR4: 00000000003526f0
Call Trace:
 <TASK>
 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+0x6f4/0x1000 fs/fs-writeback.c:1745
 writeback_sb_inodes+0x6b7/0xf60 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+0x40e/0xf00 fs/fs-writeback.c:2343
 process_one_work kernel/workqueue.c:3236 [inline]
 process_scheduled_works+0xae1/0x17b0 kernel/workqueue.c:3319
 worker_thread+0x8a0/0xda0 kernel/workqueue.c:3400
 kthread+0x711/0x8a0 kernel/kthread.c:463
 ret_from_fork+0x3fc/0x770 arch/x86/kernel/process.c:148
 ret_from_fork_asm+0x1a/0x30 arch/x86/entry/entry_64.S:245
 </TASK>
Modules linked in:
---[ end trace 0000000000000000 ]---
RIP: 0010:hfsplus_bnode_put+0x54a/0x560 fs/hfsplus/bnode.c:716
Code: 8f 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 a1 d4 8f ff e9 e3 fe ff ff e8 a7 a1 30 ff 90 <0f> 0b e8 9f a1 30 ff 90 0f 0b 66 66 66 2e 0f 1f 84 00 00 00 00 00
RSP: 0018:ffffc9000d3e7218 EFLAGS: 00010293
RAX: ffffffff828db999 RBX: ffff8880287dc800 RCX: ffff888031033b80
RDX: 0000000000000000 RSI: 0000000000000000 RDI: 0000000000000000
RBP: 0000000000000000 R08: 0000000000000000 R09: 0000000000000000
R10: dffffc0000000000 R11: ffffed10050fb919 R12: ffff8880287dc8c0
R13: ffff88804140b034 R14: dffffc0000000000 R15: ffff88802133c000
FS:  0000000000000000(0000) GS:ffff8881268c5000(0000) knlGS:0000000000000000
CS:  0010 DS: 0000 ES: 0000 CR0: 0000000080050033
CR2: 00007f6f2abe5000 CR3: 00000000412dc000 CR4: 00000000003526f0