QA output created by 434 Create the original files Try to copy when source pos > source size d41d8cd98f00b204e9800998ecf8427e TEST_DIR/test-434/copy Try to copy to a read-only file copy_range: Bad file descriptor d41d8cd98f00b204e9800998ecf8427e TEST_DIR/test-434/copy Try to copy to an append-only file copy_range: Bad file descriptor d41d8cd98f00b204e9800998ecf8427e TEST_DIR/test-434/copy Try to copy to a device copy_range: Invalid argument Try to copy to a fifo copy_range: Invalid argument