------------[ cut here ]------------ kernel BUG at fs/hfs/inode.c:444! Oops: invalid opcode: 0000 [#1] SMP KASAN PTI CPU: 0 UID: 0 PID: 1003 Comm: kworker/u8:5 Not tainted 6.16.0-rc3-next-20250625-syzkaller #0 PREEMPT(full) Hardware name: Google Google Compute Engine/Google Compute Engine, BIOS Google 05/07/2025 Workqueue: writeback wb_workfn (flush-7:3) RIP: 0010:hfs_write_inode+0x7c8/0x7d0 fs/hfs/inode.c:444 Code: c1 60 72 af 99 80 e1 07 80 c1 03 38 c1 0f 8c 7d fe ff ff 48 c7 c7 60 72 af 99 e8 33 10 89 ff e9 6c fe ff ff e8 09 fb 24 ff 90 <0f> 0b 66 0f 1f 44 00 00 90 90 90 90 90 90 90 90 90 90 90 90 90 90 RSP: 0018:ffffc90003b5f180 EFLAGS: 00010293 RAX: ffffffff829ac177 RBX: ffff888054070e98 RCX: ffff888025fe9e00 RDX: 0000000000000000 RSI: ffffffff8e364260 RDI: 0000000000000000 RBP: ffffc90003b5f310 R08: ffff888025fe9e00 R09: 0000000000000003 R10: 0000000000000004 R11: 0000000000000000 R12: dffffc0000000000 R13: 1ffff9200076be34 R14: ffff888054070e58 R15: 0000000000000000 FS: 0000000000000000(0000) GS:ffff888125c21000(0000) knlGS:0000000000000000 CS: 0010 DS: 0000 ES: 0000 CR0: 0000000080050033 CR2: 00007f3f5f0e5000 CR3: 0000000078e9e000 CR4: 00000000003526f0 DR0: 0000000000000000 DR1: 0000000000000000 DR2: 0000000000000000 DR3: 0000000000000000 DR6: 00000000fffe0ff0 DR7: 0000000000000400 Call Trace: write_inode fs/fs-writeback.c:1525 [inline] __writeback_single_inode+0x6ee/0xff0 fs/fs-writeback.c:1745 writeback_sb_inodes+0x6c7/0x1010 fs/fs-writeback.c:1976 wb_writeback+0x43b/0xaf0 fs/fs-writeback.c:2156 wb_do_writeback fs/fs-writeback.c:2303 [inline] wb_workfn+0x409/0xef0 fs/fs-writeback.c:2343 process_one_work kernel/workqueue.c:3239 [inline] process_scheduled_works+0xade/0x17b0 kernel/workqueue.c:3322 worker_thread+0x8a0/0xda0 kernel/workqueue.c:3403 kthread+0x711/0x8a0 kernel/kthread.c:463 ret_from_fork+0x3fc/0x770 arch/x86/kernel/process.c:148 ret_from_fork_asm+0x1a/0x30 arch/x86/entry/entry_64.S:245 Modules linked in: ---[ end trace 0000000000000000 ]--- RIP: 0010:hfs_write_inode+0x7c8/0x7d0 fs/hfs/inode.c:444 Code: c1 60 72 af 99 80 e1 07 80 c1 03 38 c1 0f 8c 7d fe ff ff 48 c7 c7 60 72 af 99 e8 33 10 89 ff e9 6c fe ff ff e8 09 fb 24 ff 90 <0f> 0b 66 0f 1f 44 00 00 90 90 90 90 90 90 90 90 90 90 90 90 90 90 RSP: 0018:ffffc90003b5f180 EFLAGS: 00010293 RAX: ffffffff829ac177 RBX: ffff888054070e98 RCX: ffff888025fe9e00 RDX: 0000000000000000 RSI: ffffffff8e364260 RDI: 0000000000000000 RBP: ffffc90003b5f310 R08: ffff888025fe9e00 R09: 0000000000000003 R10: 0000000000000004 R11: 0000000000000000 R12: dffffc0000000000 R13: 1ffff9200076be34 R14: ffff888054070e58 R15: 0000000000000000 FS: 0000000000000000(0000) GS:ffff888125d21000(0000) knlGS:0000000000000000 CS: 0010 DS: 0000 ES: 0000 CR0: 0000000080050033 CR2: 00007fff917c7b48 CR3: 00000000788e2000 CR4: 00000000003526f0 DR0: 0000000000000000 DR1: 0000000000000000 DR2: 0000000000000000 DR3: 0000000000000000 DR6: 00000000fffe0ff0 DR7: 0000000000000400