------------[ cut here ]------------
kernel BUG at fs/hfs/inode.c:476!
Oops: invalid opcode: 0000 [#1] SMP KASAN[  136.332167][  T263] Oops: invalid opcode: 0000 [#1] SMP KASAN PTI
CPU: 1 UID: 0 PID: 263 Comm: kworker/u8:7 Not tainted syzkaller #0 PREEMPT_{RT,(full)} 
Hardware name: Google Google Compute Engine/Google Compute Engine, BIOS Google 07/24/2026
Workqueue: writeback wb_workfn (flush-7:0)
RIP: 0010:hfs_write_inode+0x9c7/0xa00 fs/hfs/inode.c:476
Code: 40 31 ff e8 eb 93 18 ff 81 e3 00 00 00 40 75 1c e8 2e 8f 18 ff 49 bc f8 f8 f8 f8 f8 f8 f8 f8 e9 48 f7 ff ff e8 1a 8f 18 ff 90 <0f> 0b e8 12 8f 18 ff e8 2d 0d 85 fe eb dd 44 89 f1 80 e1 07 80 c1
RSP: 0018:ffffc90003f4f180 EFLAGS: 00010293
RAX: ffffffff82ad4ac6 RBX: ffff888063f434f8 RCX: ffff888021b09f00
RDX: 0000000000000000 RSI: 0000000000000000 RDI: 0000000000000000
RBP: ffffc90003f4f318 R08: ffff888021b09f00 R09: 0000000000000003
R10: 0000000000000100 R11: 0000000000000004 R12: f8f8f8f8f8f8f8f8
R13: dffffc0000000000 R14: 0000000000000000 R15: 1ffff920007e9e34
FS:  0000000000000000(0000) GS:ffff888125d38000(0000) knlGS:0000000000000000
CS:  0010 DS: 0000 ES: 0000 CR0: 0000000080050033
CR2: 00007f6726e23ff8 CR3: 000000005250e000 CR4: 00000000003526f0
Call Trace:
 <TASK>
 write_inode fs/fs-writeback.c:1608 [inline]
 __writeback_single_inode+0x6a0/0x1230 fs/fs-writeback.c:1851
 writeback_sb_inodes+0x9db/0x1ab0 fs/fs-writeback.c:2099
 wb_writeback+0x41c/0xad0 fs/fs-writeback.c:2284
 wb_do_writeback fs/fs-writeback.c:2452 [inline]
 wb_workfn+0x437/0x10f0 fs/fs-writeback.c:2497
 process_one_work kernel/workqueue.c:3322 [inline]
 process_scheduled_works+0xa8e/0x14e0 kernel/workqueue.c:3405
 worker_thread+0xa47/0xfb0 kernel/workqueue.c:3486
 kthread+0x388/0x470 kernel/kthread.c:436
 ret_from_fork+0x514/0xb70 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+0x9c7/0xa00 fs/hfs/inode.c:476
Code: 40 31 ff e8 eb 93 18 ff 81 e3 00 00 00 40 75 1c e8 2e 8f 18 ff 49 bc f8 f8 f8 f8 f8 f8 f8 f8 e9 48 f7 ff ff e8 1a 8f 18 ff 90 <0f> 0b e8 12 8f 18 ff e8 2d 0d 85 fe eb dd 44 89 f1 80 e1 07 80 c1
RSP: 0018:ffffc90003f4f180 EFLAGS: 00010293
RAX: ffffffff82ad4ac6 RBX: ffff888063f434f8 RCX: ffff888021b09f00
RDX: 0000000000000000 RSI: 0000000000000000 RDI: 0000000000000000
RBP: ffffc90003f4f318 R08: ffff888021b09f00 R09: 0000000000000003
R10: 0000000000000100 R11: 0000000000000004 R12: f8f8f8f8f8f8f8f8
R13: dffffc0000000000 R14: 0000000000000000 R15: 1ffff920007e9e34
FS:  0000000000000000(0000) GS:ffff888125d38000(0000) knlGS:0000000000000000
CS:  0010 DS: 0000 ES: 0000 CR0: 0000000080050033
CR2: 00007f6728c5b7c0 CR3: 0000000034e02000 CR4: 00000000003526f0