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kernel BUG at fs/hfs/inode.c:447!
invalid opcode: 0000 [#1] PREEMPT SMP KASAN
CPU: 1 PID: 4265 Comm: kworker/u4:5 Not tainted syzkaller #0
Hardware name: Google Google Compute Engine/Google Compute Engine, BIOS Google 07/12/2025
Workqueue: writeback wb_workfn (flush-7:1)
RIP: 0010:hfs_write_inode+0x964/0x970 fs/hfs/inode.c:447
Code: 8f ff e9 13 fe ff ff 44 89 f1 80 e1 07 80 c1 03 38 c1 0f 8c 5e fe ff ff 4c 89 f7 e8 c6 07 8f ff e9 51 fe ff ff e8 9c a1 4a ff <0f> 0b 66 2e 0f 1f 84 00 00 00 00 00 55 41 57 41 56 41 54 53 48 89
RSP: 0018:ffffc900043bf3c0 EFLAGS: 00010293
RAX: ffffffff822d2914 RBX: ffff88807cd0a898 RCX: ffff888029389dc0
RDX: 0000000000000000 RSI: ffffffff8c2dfee0 RDI: 0000000000000000
RBP: ffffc900043bf550 R08: ffff888029389dc0 R09: 0000000000000003
R10: 0000000000000004 R11: 0000000000000000 R12: dffffc0000000000
R13: 1ffff92000877e7c R14: 0000000000000000 R15: ffff88807cd0a858
FS:  0000000000000000(0000) GS:ffff8880b9100000(0000) knlGS:0000000000000000
CS:  0010 DS: 0000 ES: 0000 CR0: 0000000080050033
CR2: 00007ffe18633f68 CR3: 000000005bc23000 CR4: 00000000003506e0
DR0: 0000000000000000 DR1: 0000000000000000 DR2: 0000000000000000
DR3: 0000000000000000 DR6: 00000000fffe0ff0 DR7: 0000000000000400
Call Trace:
 <TASK>
 write_inode fs/fs-writeback.c:1495 [inline]
 __writeback_single_inode+0x6c3/0xda0 fs/fs-writeback.c:1705
 writeback_sb_inodes+0x9fe/0x1610 fs/fs-writeback.c:1930
 wb_writeback+0x443/0xb90 fs/fs-writeback.c:2104
 wb_do_writeback fs/fs-writeback.c:2247 [inline]
 wb_workfn+0x423/0xe60 fs/fs-writeback.c:2288
 process_one_work+0x863/0x1000 kernel/workqueue.c:2310
 worker_thread+0xaa8/0x12a0 kernel/workqueue.c:2457
 kthread+0x436/0x520 kernel/kthread.c:334
 ret_from_fork+0x1f/0x30 arch/x86/entry/entry_64.S:287
 </TASK>
Modules linked in:
---[ end trace f9e813e8a32729a0 ]---
RIP: 0010:hfs_write_inode+0x964/0x970 fs/hfs/inode.c:447
Code: 8f ff e9 13 fe ff ff 44 89 f1 80 e1 07 80 c1 03 38 c1 0f 8c 5e fe ff ff 4c 89 f7 e8 c6 07 8f ff e9 51 fe ff ff e8 9c a1 4a ff <0f> 0b 66 2e 0f 1f 84 00 00 00 00 00 55 41 57 41 56 41 54 53 48 89
RSP: 0018:ffffc900043bf3c0 EFLAGS: 00010293
RAX: ffffffff822d2914 RBX: ffff88807cd0a898 RCX: ffff888029389dc0
RDX: 0000000000000000 RSI: ffffffff8c2dfee0 RDI: 0000000000000000
RBP: ffffc900043bf550 R08: ffff888029389dc0 R09: 0000000000000003
R10: 0000000000000004 R11: 0000000000000000 R12: dffffc0000000000
R13: 1ffff92000877e7c R14: 0000000000000000 R15: ffff88807cd0a858
FS:  0000000000000000(0000) GS:ffff8880b9000000(0000) knlGS:0000000000000000
CS:  0010 DS: 0000 ES: 0000 CR0: 0000000080050033
CR2: 00007ffc589d8b88 CR3: 0000000063892000 CR4: 00000000003506f0
DR0: 0000000000000000 DR1: 0000000000000000 DR2: 0000000000000000
DR3: 0000000000000000 DR6: 00000000fffe0ff0 DR7: 0000000000000400