When using maria_read_log to recover from an empty datadir, maria_read_log reported the following:

The transaction log starts from lsn (1,0x2007)
TRACE of the last maria_read_log
/home/buildbot/rqg-buildbot-slave/rqg-weekend/build/mysql-test//../storage/maria/maria_read_log: Maria engine: starting recovery
recovered pages: 0% 10% 20% 30% 40% 50% 60% 70% 80% 90% 100% (16.1 seconds); transactions to roll back: 1maria_read_log: ma_blockrec.c:3932: _ma_update_at_original_place: Assertion `blocks->count > 1 || ((new_row->total_length) > (share->base.min_block_length) ? (new_row->total_length) : (share->base.min_block_length)) <= length_on_head_page' failed.

bzr version-info:

revision-id: <email address hidden>
date: 2010-09-10 02:42:12 +0300
build-date: 2010-09-10 17:06:05 +0300
revno: 2928
branch-nick: 5.1

RQG command line:

/home/buildbot/randgen/runall.pl \
--queries=1M \
--engine=Maria \
-mysqld=-safe-mode \
-mysqld=-sync-sys=0 \
-mysqld=-log-output=file \
-mysqld=-maria_log_purge_type=at_flush \
--reporters=ErrorLog,Backtrace,Recovery,Shutdown \
--duration=30 \
--threads=10 \
--rows=10000 \
--mask-level=2 \
-mysqld=-loose-maria-group-commit=hard \
-mysqld=-loose-maria_group_commit_interval=0 \
-mysqld=-maria-checkpoint-interval=120 \
-mysqld=-maria-block-size=4K \
--mask=14207 \
--queries=100000000 \
--mask=14207 \
--seed=time \
--basedir=. \
--vardir=/home/buildbot/rqg-buildbot-slave/rqg-weekend/vardir-maria_recovery_weekend/current \
--grammar=conf/engines/varchar.yy \
--gendata=conf/engines/varchar.zz