DNAMES: Server crashes on using an unquoted string as a dynamic column name

#4  <signal handler called>

#5  0x083f4ac9 in Item_field::result_type (this=0x971eae8)

    at sql/item.h:2027

#6  0x0845170c in Item_func_dyncol_create::fix_fields (this=0x971ec70, thd=0x966f350,

    ref=0x971ed0c) at sql/item_strfunc.cc:3777

#7  0x081eda26 in setup_fields (thd=0x966f350, ref_pointer_array=0x971f0e0, fields=...,

    mark_used_columns=MARK_COLUMNS_READ, sum_func_list=0x971efdc, allow_sum_func=true)

    at sql/sql_base.cc:8045

#8  0x08268430 in JOIN::prepare (this=0x971ede0, rref_pointer_array=0x9670f20,

    tables_init=0x0, wild_num=0, conds_init=0x0, og_num=0, order_init=0x0, group_init=0x0,

    having_init=0x0, proc_param_init=0x0, select_lex_arg=0x9670de0, unit_arg=0x9670930)

    at sql/sql_select.cc:707

#9  0x0826fef6 in mysql_select (thd=0x966f350, rref_pointer_array=0x9670f20, tables=0x0,

    wild_num=0, fields=..., conds=0x0, og_num=0, order=0x0, group=0x0, having=0x0,

    proc_param=0x0, select_options=2147748608, result=0x971edd0, unit=0x9670930,

    select_lex=0x9670de0) at sql/sql_select.cc:3030

#10 0x08267962 in handle_select (thd=0x966f350, lex=0x96708cc, result=0x971edd0,

    setup_tables_done_option=0) at sql/sql_select.cc:313

#11 0x082434c8 in execute_sqlcom_select (thd=0x966f350, all_tables=0x0)

    at sql/sql_parse.cc:4621

#12 0x0823c462 in mysql_execute_command (thd=0x966f350)

    at sql/sql_parse.cc:2189

#13 0x08245ab9 in mysql_parse (thd=0x966f350,

    rawbuf=0x971ea48 "select COLUMN_CREATE(color, \"black\")", length=36,

    parser_state=0xad22bda4) at sql/sql_parse.cc:5736

#14 0x08239f04 in dispatch_command (command=COM_QUERY, thd=0x966f350,

    packet=0x9718d19 "select COLUMN_CREATE(color, \"black\")", packet_length=36)

    at sql/sql_parse.cc:1055

#15 0x082393c9 in do_command (thd=0x966f350)

    at sql/sql_parse.cc:794

#16 0x083254a1 in do_handle_one_connection (thd_arg=0x966f350)

    at sql/sql_connect.cc:1253

#17 0x08324fec in handle_one_connection (arg=0x966f350)

    at sql/sql_connect.cc:1168

#18 0x0854fb93 in pfs_spawn_thread (arg=0x975fae0)

    at storage/perfschema/pfs.cc:1015

#19 0xb789cb25 in start_thread () from /lib/libpthread.so.0

#20 0xb766c38e in clone () from /lib/libc.so.6

Trying to get some variables.

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

Query (0x971ea48): select COLUMN_CREATE(color, "black")

Connection ID (thread ID): 2

Status: NOT_KILLED

revision-id: elenst@ubuntu11.home-20120813090607-jtuq5p0umts16h5h

date: 2012-08-13 13:06:07 +0400

build-date: 2012-08-16 03:34:01 +0400

revno: 3490

select COLUMN_CREATE(color, "black");