------------[ cut here ]------------
kernel BUG at fs/hfs/inode.c:450!
invalid opcode: 0000 [#1] PREEMPT SMP KASAN
CPU: 1 PID: 33 Comm: kworker/u4:2 Not tainted syzkaller #0
Hardware name: Google Google Compute Engine/Google Compute Engine, BIOS Google 07/24/2026
Workqueue: writeback wb_workfn (flush-7:2)
RIP: 0010:hfs_write_inode+0xa19/0xa20 fs/hfs/inode.c:450
Code: 87 ff e9 05 fe ff ff 44 89 f1 80 e1 07 80 c1 03 38 c1 0f 8c 50 fe ff ff 4c 89 f7 e8 81 29 87 ff e9 43 fe ff ff e8 c7 fc 35 ff <0f> 0b 0f 1f 44 00 00 55 41 57 41 56 41 54 53 48 89 fb 49 bf 00 00
RSP: 0018:ffffc90000aa7300 EFLAGS: 00010293
RAX: ffffffff824c3159 RBX: ffff8880590b0e98 RCX: ffff88801aad9e00
RDX: 0000000000000000 RSI: ffffffff8cd25cc0 RDI: 0000000000000000
RBP: ffffc90000aa7490 R08: ffff88801aad9e00 R09: 0000000000000003
R10: 0000000000000004 R11: 0000000000000000 R12: dffffc0000000000
R13: 1ffff92000154e64 R14: 0000000000000000 R15: ffff8880590b0e58
FS:  0000000000000000(0000) GS:ffff8880b8f00000(0000) knlGS:0000000000000000
CS:  0010 DS: 0000 ES: 0000 CR0: 0000000080050033
CR2: 000055a8221e6950 CR3: 000000005d68d000 CR4: 00000000003506e0
DR0: 0000000000000000 DR1: 0000000000000000 DR2: 0000000000000000
DR3: 0000000000000000 DR6: 00000000fffe0ff0 DR7: 0000000000000400
Call Trace:
 <TASK>
 write_inode fs/fs-writeback.c:1521 [inline]
 __writeback_single_inode+0x76c/0x1170 fs/fs-writeback.c:1738
 writeback_sb_inodes+0xad5/0x17f0 fs/fs-writeback.c:1964
 __writeback_inodes_wb+0x12a/0x3f0 fs/fs-writeback.c:2035
 wb_writeback+0x484/0xd40 fs/fs-writeback.c:2140
 wb_check_start_all fs/fs-writeback.c:2262 [inline]
 wb_do_writeback fs/fs-writeback.c:2288 [inline]
 wb_workfn+0x964/0xee0 fs/fs-writeback.c:2321
 process_one_work+0x8ab/0x1160 kernel/workqueue.c:2292
 worker_thread+0xaf5/0x12a0 kernel/workqueue.c:2439
 kthread+0x29d/0x330 kernel/kthread.c:376
 ret_from_fork+0x1f/0x30 arch/x86/entry/entry_64.S:295
 </TASK>
Modules linked in:
---[ end trace 0000000000000000 ]---
RIP: 0010:hfs_write_inode+0xa19/0xa20 fs/hfs/inode.c:450
Code: 87 ff e9 05 fe ff ff 44 89 f1 80 e1 07 80 c1 03 38 c1 0f 8c 50 fe ff ff 4c 89 f7 e8 81 29 87 ff e9 43 fe ff ff e8 c7 fc 35 ff <0f> 0b 0f 1f 44 00 00 55 41 57 41 56 41 54 53 48 89 fb 49 bf 00 00
RSP: 0018:ffffc90000aa7300 EFLAGS: 00010293
RAX: ffffffff824c3159 RBX: ffff8880590b0e98 RCX: ffff88801aad9e00
RDX: 0000000000000000 RSI: ffffffff8cd25cc0 RDI: 0000000000000000
RBP: ffffc90000aa7490 R08: ffff88801aad9e00 R09: 0000000000000003
R10: 0000000000000004 R11: 0000000000000000 R12: dffffc0000000000
R13: 1ffff92000154e64 R14: 0000000000000000 R15: ffff8880590b0e58
FS:  0000000000000000(0000) GS:ffff8880b8f00000(0000) knlGS:0000000000000000
CS:  0010 DS: 0000 ES: 0000 CR0: 0000000080050033
CR2: 00007f6e49f90e9c CR3: 000000005867e000 CR4: 00000000003506e0
DR0: 0000000000000000 DR1: 0000000000000000 DR2: 0000000000000000
DR3: 0000000000000000 DR6: 00000000fffe0ff0 DR7: 0000000000000400