***** jsonlocks.py /tmp/crash-anaysis.m7Xor/locks.json *****
  /exports/testreports/48650/testresults/racer-ldiskfs-DNE-centos7_x86_64-centos7_x86_64/oleg454-client-timeout-core (3.10.0-7.9-debug) 
Traceback (most recent call last):
  File "./epython_scripts/jsonlocks.py", line 174, in <module>
    find_deadlocks(all_locks)
  File "/home/green/build-and-test/scripts/./epython_scripts/deadlock.py", line 168, in find_deadlocks
    if check_deadlock_by_owner(lock, clock, processed=[]):
  File "/home/green/build-and-test/scripts/./epython_scripts/deadlock.py", line 116, in check_deadlock_by_owner
    if is_known_bug(lock, conflicting):
  File "/home/green/build-and-test/scripts/./epython_scripts/deadlock.py", line 37, in is_known_bug
    bt1 = exec_bt("bt %d" % lock1["pid"])[0]
IndexError: list index out of range

 ** Execution took   3.70s (real)   3.68s (CPU)