The most common and most likely answer to this crossword clue is the 6 letter word RUBBLE
I've seen this crossword clue in The Guardian
R
U
B
B
L
E
More clues leading to the result RUBBLE
- Stones a couple of bishops breaking the law
- Fragments from books written in code
- Utter problem — there’s no time for pieces of 11
- Canon, hampering a couple of bishops, remains
- Law about books showing “hard core”
- Bishop repeatedly held by canon to be rubbish?
- Barney perhaps is result of bishops breaking law
- Boys held by law for wreckage
- Fragments of the sound of a stream over the Continental Divide?
Buddy explains!

The cryptic/wordplay part
In cryptic crossword there's often an wordplay/cryptic part as well.This part involves a more complex hint, such as an anagram, homophone, hidden word, etc.
Sadly, We don't have an explanation for this specific crossword clue yet.
What does RUBBLE mean?
RUBBLE noun- The broken remains of an object, usually rock or masonry.
- A mass or stratum of fragments of rock lying under the alluvium and derived from the neighbouring rock.
- (in the plural) The whole of the bran of wheat before it is sorted into pollard, bran, etc.