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kernel BUG at fs/hfs/inode.c:449!
invalid opcode: 0000 [#1] PREEMPT SMP KASAN
CPU: 1 PID: 9 Comm: kworker/u4:0 Not tainted syzkaller #0
Hardware name: Google Google Compute Engine/Google Compute Engine, BIOS Google 05/09/2026
Workqueue: writeback wb_workfn (flush-7:1)
RIP: 0010:hfs_write_inode+0xa19/0xa20 fs/hfs/inode.c:449
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 91 2e 87 ff e9 43 fe ff ff e8 d7 06 36 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:ffffc900000e73a0 EFLAGS: 00010293
RAX: ffffffff824c1a39 RBX: ffff888079249518 RCX: ffff88813fec0000
RDX: 0000000000000000 RSI: ffffffff8cd25960 RDI: 0000000000000000
RBP: ffffc900000e7530 R08: ffff88813fec0000 R09: 0000000000000003
R10: 0000000000000004 R11: 0000000000000000 R12: dffffc0000000000
R13: 1ffff9200001ce78 R14: 0000000000000000 R15: ffff8880792494d8
FS:  0000000000000000(0000) GS:ffff8880b8f00000(0000) knlGS:0000000000000000
CS:  0010 DS: 0000 ES: 0000 CR0: 0000000080050033
CR2: 0000001b2ff20ff8 CR3: 0000000027c41000 CR4: 00000000003506e0
DR0: 0000000000000000 DR1: 0000000000000000 DR2: 0000000000000000
DR3: 0000000000000000 DR6: 00000000fffe0ff0 DR7: 0000000000000400
Call Trace:
 <TASK>
 write_inode fs/fs-writeback.c:1470 [inline]
 __writeback_single_inode+0x76c/0x1170 fs/fs-writeback.c:1687
 writeback_sb_inodes+0xad5/0x17f0 fs/fs-writeback.c:1913
 wb_writeback+0x470/0xd40 fs/fs-writeback.c:2087
 wb_do_writeback fs/fs-writeback.c:2230 [inline]
 wb_workfn+0x423/0xee0 fs/fs-writeback.c:2270
 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:449
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 91 2e 87 ff e9 43 fe ff ff e8 d7 06 36 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:ffffc900000e73a0 EFLAGS: 00010293
RAX: ffffffff824c1a39 RBX: ffff888079249518 RCX: ffff88813fec0000
RDX: 0000000000000000 RSI: ffffffff8cd25960 RDI: 0000000000000000
RBP: ffffc900000e7530 R08: ffff88813fec0000 R09: 0000000000000003
R10: 0000000000000004 R11: 0000000000000000 R12: dffffc0000000000
R13: 1ffff9200001ce78 R14: 0000000000000000 R15: ffff8880792494d8
FS:  0000000000000000(0000) GS:ffff8880b8f00000(0000) knlGS:0000000000000000
CS:  0010 DS: 0000 ES: 0000 CR0: 0000000080050033
CR2: 0000200000000340 CR3: 000000007f9d6000 CR4: 00000000003506e0
DR0: 0000000000000000 DR1: 0000000000000000 DR2: 0000000000000000
DR3: 0000000000000000 DR6: 00000000fffe0ff0 DR7: 0000000000000400