Also same issue under Win11. After --disable-synthetic-filelist=true the backup finishes.
This is an unencrypted sftp backup to a local server.
Evaluated: 476075 (792.39 GiB)
Opened: 3856 (2.45 GiB)
Added: 2891 (1.95 GiB)
Modified: 965 (294.75 MiB)
Deleted: 4718
Too large: 0
Files with error: 0