After killing aria_read_log with kill -9 and rerunning it, aria_chk reports:

Checking Aria file: smf2/smf_log_group_requests.MAI
Data records: 270 Deleted blocks: 0

• check file-size
• check key delete-chain
• check index reference
• check data record references index: 1
• check data record references index: 2
• check records and index references
  aria_chk: error: Bitmap at page 0 has pages reserved outside of data file length
  State updated
  Aria table 'smf2/smf_log_group_requests.MAI' is corrupted
  Fix it using switch "-r" or "-o"

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,AriaDoubleRecovery,Shutdown --duration=120 --threads=10 --rows=10000 --mask-level=0 --mysqld=aria-repair-threads=2 --mysqld=loose-aria-group-commit=hard --mysqld=loose-aria_group_commit_interval=0 --mysqld=aria-checkpoint-interval=0 --mysqld=aria-block-size=1K --mysqld=table_cache=32K --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=5921 --basedir1=/home/philips/bzr/maria-5.2 --seed=1311265840