------------[ cut here ]------------
kernel BUG at fs/hfs/inode.c:450!
invalid opcode: 0000 [#1] PREEMPT SMP KASAN
CPU: 0 PID: 1126 Comm: kworker/u4:6 Not tainted syzkaller #0
Hardware name: Google Google Compute Engine/Google Compute Engine, BIOS Google 07/24/2026
Workqueue: writeback wb_workfn (flush-7:3)
RIP: 0010:hfs_write_inode+0x87b/0x880 fs/hfs/inode.c:450
Code: c7 c1 00 53 33 97 80 e1 07 80 c1 03 38 c1 0f 8c 6f fe ff ff 48 c7 c7 00 53 33 97 e8 4f 11 84 ff e9 5e fe ff ff e8 f5 8e 2b ff <0f> 0b 0f 1f 00 f3 0f 1e fa 55 41 57 41 56 41 54 53 48 89 fb 49 bf
RSP: 0018:ffffc90004aff340 EFLAGS: 00010293
RAX: ffffffff825be28b RBX: ffff88805cd20ea8 RCX: ffff8880240a1e00
RDX: 0000000000000000 RSI: ffffffff8d339860 RDI: 0000000000000000
RBP: ffffc90004aff4d0 R08: ffff8880240a1e00 R09: 0000000000000003
R10: 0000000000000004 R11: 0000000000000000 R12: dffffc0000000000
R13: 1ffff9200095fe6c R14: ffff88805cd20e58 R15: 0000000000000000
FS:  0000000000000000(0000) GS:ffff8880b8e00000(0000) knlGS:0000000000000000
CS:  0010 DS: 0000 ES: 0000 CR0: 0000000080050033
CR2: 0000555581930a38 CR3: 000000001eb7b000 CR4: 00000000003506f0
Call Trace:
 <TASK>
 write_inode fs/fs-writeback.c:1534 [inline]
 __writeback_single_inode+0x720/0xee0 fs/fs-writeback.c:1751
 writeback_sb_inodes+0x813/0x1020 fs/fs-writeback.c:1977
 wb_writeback+0x45e/0xbe0 fs/fs-writeback.c:2156
 wb_do_writeback fs/fs-writeback.c:2303 [inline]
 wb_workfn+0x400/0xe60 fs/fs-writeback.c:2343
 process_one_work kernel/workqueue.c:2657 [inline]
 process_scheduled_works+0xa60/0x1600 kernel/workqueue.c:2734
 worker_thread+0xa5e/0xfe0 kernel/workqueue.c:2815
 kthread+0x2fa/0x390 kernel/kthread.c:388
 ret_from_fork+0x48/0x80 arch/x86/kernel/process.c:152
 ret_from_fork_asm+0x11/0x20 arch/x86/entry/entry_64.S:293
 </TASK>
Modules linked in:
---[ end trace 0000000000000000 ]---
RIP: 0010:hfs_write_inode+0x87b/0x880 fs/hfs/inode.c:450
Code: c7 c1 00 53 33 97 80 e1 07 80 c1 03 38 c1 0f 8c 6f fe ff ff 48 c7 c7 00 53 33 97 e8 4f 11 84 ff e9 5e fe ff ff e8 f5 8e 2b ff <0f> 0b 0f 1f 00 f3 0f 1e fa 55 41 57 41 56 41 54 53 48 89 fb 49 bf
RSP: 0018:ffffc90004aff340 EFLAGS: 00010293
RAX: ffffffff825be28b RBX: ffff88805cd20ea8 RCX: ffff8880240a1e00
RDX: 0000000000000000 RSI: ffffffff8d339860 RDI: 0000000000000000
RBP: ffffc90004aff4d0 R08: ffff8880240a1e00 R09: 0000000000000003
R10: 0000000000000004 R11: 0000000000000000 R12: dffffc0000000000
R13: 1ffff9200095fe6c R14: ffff88805cd20e58 R15: 0000000000000000
FS:  0000000000000000(0000) GS:ffff8880b8e00000(0000) knlGS:0000000000000000
CS:  0010 DS: 0000 ES: 0000 CR0: 0000000080050033
CR2: 000055f86b397430 CR3: 00000000317fe000 CR4: 00000000003506f0