Assertion `file_entry_buf[2] == 0' failed in deactivate_ddl_log_entry on concurrent REBUILD PARTITION

maria-5.5/sql/sql_table.cc:1320: bool deactivate_ddl_log_entry(uint): Assertion `file_entry_buf[2] == 0' failed.

#6  0x00007f1d7f628235 in __assert_fail () from /lib64/libc.so.6

#7  0x00000000006bd87a in deactivate_ddl_log_entry (entry_no=10)

    at maria-5.5/sql/sql_table.cc:1320

#8  0x0000000000c8c338 in ha_partition::rename_partitions (this=0x7f1d6414daf8,

    path=0x7f1d68c76900 "./test/c") at maria-5.5/sql/ha_partition.cc:874

#9  0x00000000007e20a6 in handler::ha_rename_partitions (this=0x7f1d6414daf8,

    path=0x7f1d68c76900 "./test/c") at maria-5.5/sql/handler.cc:3742

#10 0x0000000000936bb6 in mysql_rename_partitions (lpt=0x7f1d68c76b90)

    at maria-5.5/sql/sql_partition.cc:5556

#11 0x00000000009397e8 in fast_alter_partition_table (thd=0x7f1d64127290, table=0x7f1d64133e50,

    alter_info=0x7f1d68c78e50, create_info=0x7f1d68c78d50, table_list=0x3098090,

    db=0x3098658 "test", table_name=0x3098058 "c", fast_alter_table=0x7f1d64149aa0)

    at maria-5.5/sql/sql_partition.cc:6849

#12 0x00000000006ca80a in mysql_alter_table (thd=0x7f1d64127290, new_db=0x3098658 "test",

    new_name=0x3098058 "c", create_info=0x7f1d68c78d50, table_list=0x3098090,

    alter_info=0x7f1d68c78e50, order_num=0, order=0x0, ignore=false, require_online=false)

    at maria-5.5/sql/sql_table.cc:6607

#13 0x000000000094ce2b in Alter_table_statement::execute (this=0x30986c0, thd=0x7f1d64127290)

    at maria-5.5/sql/sql_alter.cc:106

#14 0x0000000000633889 in mysql_execute_command (thd=0x7f1d64127290)

    at maria-5.5/sql/sql_parse.cc:4459

#15 0x000000000063698f in mysql_parse (thd=0x7f1d64127290,

    rawbuf=0x3097f88 "ALTER TABLE c REBUILD PARTITION p0,p1,p2,p3", length=43,

    parser_state=0x7f1d68c79650) at maria-5.5/sql/sql_parse.cc:5736

#16 0x000000000062a811 in dispatch_command (command=COM_QUERY, thd=0x7f1d64127290,

    packet=0x7f1d6412c611 "ALTER TABLE c REBUILD PARTITION p0,p1,p2,p3", packet_length=43)

    at maria-5.5/sql/sql_parse.cc:1055

#17 0x0000000000629ae4 in do_command (thd=0x7f1d64127290)

    at maria-5.5/sql/sql_parse.cc:794

#18 0x0000000000726f71 in do_handle_one_connection (thd_arg=0x7f1d64127290)

    at maria-5.5/sql/sql_connect.cc:1253

#19 0x0000000000726a34 in handle_one_connection (arg=0x7f1d64127290)

    at maria-5.5/sql/sql_connect.cc:1168

#20 0x00007f1d80938a4f in start_thread () from /lib64/libpthread.so.0

#21 0x00007f1d7f6cd82d in clone () from /lib64/libc.so.6

Some pointers may be invalid and cause the dump to abort.

Query (0x3097f88): ALTER TABLE c REBUILD PARTITION p0,p1,p2,p3

Connection ID (thread ID): 6

Status: NOT_KILLED

maria/5.5

revision-id: psergey@askmonty.org-20120828120322-oc6tznxro84kgkdr

date: 2012-08-28 16:03:22 +0400

build-date: 2012-09-01 19:45:24 +0300

revno: 3513

# If you have a slow(ish) machine, run as 

# perl mysql-test-run.pl --testcase-timeout=60 <testname>

# 

# The procedure is not necessary for the failure,

# it just allows to reproduce it with an MTR test

--source include/have_partition.inc

--delimiter |

CREATE PROCEDURE p ()

BEGIN

  DECLARE attempts INTEGER DEFAULT 10000;

  wl_loop: WHILE attempts > 0 DO

    ALTER TABLE t1 REBUILD PARTITION p0,p1,p2,p3;

    SET attempts = attempts - 1;

  END WHILE wl_loop;

END |

--delimiter ;

--disable_warnings

DROP TABLE IF EXISTS t1, t2;

--enable_warnings

CREATE TABLE t1 ( `col_int_nokey` INTEGER, `col_int_key` INTEGER NOT NULL, KEY (`col_int_key`) ) ENGINE = MyISAM PARTITION BY LIST ( `col_int_nokey` ) ( PARTITION p0 VALUES IN ( 8, NULL ), PARTITION p1 VALUES IN ( 5, 0, 6 ), PARTITION p2 VALUES IN ( 9, 7, 4 ), PARTITION p3 VALUES IN ( 3, 1, 2 ) );

CREATE TABLE t2 ( `col_int_nokey` INTEGER, `col_int_key` INTEGER NOT NULL, KEY (`col_int_key`) ) ENGINE = MyISAM PARTITION BY LIST ( `col_int_nokey` ) ( PARTITION p0 VALUES IN ( 6, NULL ), PARTITION p1 VALUES IN ( 5, 9, 3 ), PARTITION p2 VALUES IN ( 1, 7, 8 ), PARTITION p3 VALUES IN ( 0, 4, 2 ) );

--disable_query_log

--connect (con1,localhost,root,,)

--send CALL p()

--connect (con2,localhost,root,,)

--let $run = 10000

while ($run)

{

  --echo # $run attempts remain in con2

  ALTER TABLE t2 REBUILD PARTITION p0,p1,p2,p3;

  --dec $run

}

--connection con1

--reap

--enable_query_log

# Cleanup

DROP TABLE t1, t2;