The SMF scenario reported the following:

safe_mutex: Found wrong usage of mutex 'share->bitmap.bitmap_lock' and 'share->intern_lock'
Mutex currently locked (in reverse order):
share->intern_lock ma_locking.c line 425
share->bitmap.bitmap_lock ma_bitmap.c line 375

RQG command line:

/runall.pl -queries=100000000 --queries=1M --engine=Aria --mysqld=default-storage-engine=Aria --mysqld=safe-mode --mysqld=loose-debug-assert-if-crashed-table --mysqld=sync-sys=0 --mysqld=log-output=file --mysqld=aria_log_purge_type=at_flush --reporters=ErrorLog,Backtrace,Recovery,Shutdown --duration=120 --threads=5 --rows=1 --mask-level=0 --mysqld=loose-aria-group-commit=hard --mysqld=loose-aria_group_commit_interval=100 --mysqld=aria-checkpoint-interval=120 --mysqld=aria-block-size=2K --mysqld=aria-pagecache-buffer-size=512K --mysqld=aria-pagecache-division-limit=75 --mysqld=aria_pagecache_age_threshold=10 --mysqld=-init-file=/home/philips/bzr/randgen-aria-recovery/conf/smf/smf2.sql --grammar=conf/smf/smf2.yy --mtr-build-thread=300 --mask=35279 --basedir1=/home/philips/bzr/maria-5.2 --seed=1311268226