------------[ cut here ]------------
kernel BUG at fs/hfs/inode.c:474!
Oops: invalid opcode: 0000 [#1] SMP KASAN PTI
CPU: 0 UID: 0 PID: 984 Comm: kworker/u8:7 Not tainted syzkaller #0 PREEMPT_{RT,(full)} 
Hardware name: Google Google Compute Engine/Google Compute Engine, BIOS Google 02/12/2026
Workqueue: writeback wb_workfn (flush-7:1)
RIP: 0010:hfs_write_inode+0x934/0x960 fs/hfs/inode.c:474
Code: 40 31 ff e8 ae ca 1e ff 81 e3 00 00 00 40 75 1c e8 f1 c5 1e ff 48 bb f8 f8 f8 f8 f8 f8 f8 f8 e9 dc f7 ff ff e8 dd c5 1e ff 90 <0f> 0b e8 d5 c5 1e ff e8 00 1d 8d fe eb dd 44 89 f1 80 e1 07 80 c1
RSP: 0018:ffffc900055cf1c0 EFLAGS: 00010293
RAX: ffffffff82a58a43 RBX: ffff888062ead8c8 RCX: ffff8880271c9e80
RDX: 0000000000000000 RSI: 0000000000000000 RDI: 0000000000000000
RBP: ffffc900055cf348 R08: ffff8880271c9e80 R09: 0000000000000003
R10: 0000000000000100 R11: 0000000000000004 R12: dffffc0000000000
R13: 1ffff92000ab9e3c R14: 0000000000000000 R15: ffff888062ead888
FS:  0000000000000000(0000) GS:ffff888126340000(0000) knlGS:0000000000000000
CS:  0010 DS: 0000 ES: 0000 CR0: 0000000080050033
CR2: 00007ff0c09e9000 CR3: 000000003eb48000 CR4: 00000000003526f0
Call Trace:
 <TASK>
 write_inode fs/fs-writeback.c:1582 [inline]
 __writeback_single_inode+0x75d/0x11a0 fs/fs-writeback.c:1813
 writeback_sb_inodes+0x995/0x19d0 fs/fs-writeback.c:2042
 wb_writeback+0x456/0xb70 fs/fs-writeback.c:2227
 wb_do_writeback fs/fs-writeback.c:2374 [inline]
 wb_workfn+0x41a/0xf60 fs/fs-writeback.c:2414
 process_one_work kernel/workqueue.c:3275 [inline]
 process_scheduled_works+0xb02/0x1830 kernel/workqueue.c:3358
 worker_thread+0xa50/0xfc0 kernel/workqueue.c:3439
 kthread+0x388/0x470 kernel/kthread.c:467
 ret_from_fork+0x51e/0xb90 arch/x86/kernel/process.c:158
 ret_from_fork_asm+0x1a/0x30 arch/x86/entry/entry_64.S:245
 </TASK>
Modules linked in:
---[ end trace 0000000000000000 ]---
RIP: 0010:hfs_write_inode+0x934/0x960 fs/hfs/inode.c:474
Code: 40 31 ff e8 ae ca 1e ff 81 e3 00 00 00 40 75 1c e8 f1 c5 1e ff 48 bb f8 f8 f8 f8 f8 f8 f8 f8 e9 dc f7 ff ff e8 dd c5 1e ff 90 <0f> 0b e8 d5 c5 1e ff e8 00 1d 8d fe eb dd 44 89 f1 80 e1 07 80 c1
RSP: 0018:ffffc900055cf1c0 EFLAGS: 00010293
RAX: ffffffff82a58a43 RBX: ffff888062ead8c8 RCX: ffff8880271c9e80
RDX: 0000000000000000 RSI: 0000000000000000 RDI: 0000000000000000
RBP: ffffc900055cf348 R08: ffff8880271c9e80 R09: 0000000000000003
R10: 0000000000000100 R11: 0000000000000004 R12: dffffc0000000000
R13: 1ffff92000ab9e3c R14: 0000000000000000 R15: ffff888062ead888
FS:  0000000000000000(0000) GS:ffff888126340000(0000) knlGS:0000000000000000
CS:  0010 DS: 0000 ES: 0000 CR0: 0000000080050033
CR2: 00007ff0c09e9000 CR3: 000000003eb48000 CR4: 00000000003526f0