Assertion `offset < 0x1f' fails in type_and_offset_store on COLUMN_ADD

Version: '5.3.13-MariaDB-debug-log'

mysqld: ma_dyncol.c:918: type_and_offset_store: Assertion `offset < 0x1f' failed.

130723 21:35:53 [ERROR] mysqld got signal 6 ;

#7  0x00007f56a7122192 in __GI___assert_fail (assertion=0xdd594e "offset < 0x1f", file=0xdd5830 "ma_dyncol.c", line=918, function=0xdd5bf0 "type_and_offset_store") at assert.c:103

#8  0x0000000000b6a8c3 in type_and_offset_store (place=0x7f568c033b13 "\217\b", 'x' <repeats 80 times>, offset_size=1, type=DYN_COL_STRING, offset=81) at ma_dyncol.c:918

#9  0x0000000000b6ca5b in dynamic_column_update_many (str=0x7f56a5fa3f60, add_column_count=2, column_numbers=0x7f568c01a678, values=0x7f568c01a5e8) at ma_dyncol.c:2033

#10 0x00000000005ec964 in Item_func_dyncol_add::val_str (this=0x7f568c019818, str=0x7f56a5fa40c0) at item_strfunc.cc:3769

#11 0x000000000058b2dc in Item::send (this=0x7f568c019818, protocol=0x2df2cd0, buffer=0x7f56a5fa40c0) at item.cc:5970

#12 0x0000000000659dbc in select_send::send_data (this=0x7f568c019ee0, items=...) at sql_class.cc:2012

#13 0x0000000000730e1d in end_send (join=0x7f568c019f00, join_tab=0x0, end_of_records=false) at sql_select.cc:16974

#14 0x000000000072dbe9 in do_select (join=0x7f568c019f00, fields=0x2df5470, table=0x0, procedure=0x0) at sql_select.cc:15548

#15 0x000000000070e1c2 in JOIN::exec (this=0x7f568c019f00) at sql_select.cc:2769

#16 0x000000000070ea4d in mysql_select (thd=0x2df28c8, rref_pointer_array=0x2df55b8, tables=0x7f568c019a38, wild_num=0, fields=..., conds=0x0, og_num=0, order=0x0, group=0x0, having=0x0, proc_param=0x0, select_options=2147764736, result=0x7f568c019ee0, unit=0x2df4e58, select_lex=0x2df5360) at sql_select.cc:2990

#17 0x00000000007054c1 in handle_select (thd=0x2df28c8, lex=0x2df4db8, result=0x7f568c019ee0, setup_tables_done_option=0) at sql_select.cc:288

#18 0x00000000006917d2 in execute_sqlcom_select (thd=0x2df28c8, all_tables=0x7f568c019a38) at sql_parse.cc:5172

#19 0x000000000068859a in mysql_execute_command (thd=0x2df28c8) at sql_parse.cc:2305

#20 0x000000000069425c in mysql_parse (thd=0x2df28c8, rawbuf=0x7f568c018f40 "SELECT COLUMN_ADD( dyn, 6, REPEAT('x',80), 4, REPEAT('y',215) AS INTEGER ) FROM t1", length=82, found_semicolon=0x7f56a5fa57e0) at sql_parse.cc:6173

#21 0x0000000000685cb7 in dispatch_command (command=COM_QUERY, thd=0x2df28c8, packet=0x2e6cb29 "", packet_length=82) at sql_parse.cc:1243

#22 0x0000000000684f28 in do_command (thd=0x2df28c8) at sql_parse.cc:923

#23 0x0000000000681dc2 in handle_one_connection (arg=0x2df28c8) at sql_connect.cc:1231

#24 0x00007f56a7cbde9a in start_thread (arg=0x7f56a5fa6700) at pthread_create.c:308

#25 0x00007f56a71e6cbd in clone () at ../sysdeps/unix/sysv/linux/x86_64/clone.S:112

revision-id: sergii@pisem.net-20130715163225-6ch6x34lsufode3d

revno: 3670

branch-nick: 5.3

CREATE TABLE t1 (dyn TINYBLOB) ENGINE=MyISAM;

INSERT INTO t1 SET dyn = COLUMN_CREATE( 40, REPEAT('a', 233), 4, REPEAT('b', 322) );

SELECT COLUMN_ADD( dyn, 6, REPEAT('x',80), 4, REPEAT('y',215) AS INTEGER ) FROM t1;