(gdb) bt full
#0  __strnlen_sse2 () at ../sysdeps/x86_64/strnlen.S:34
No locals.
#1  0x0000000001dc18f2 in process_str_arg (cs=0x2ba3ea0 <my_charset_utf8_general_ci>, to=0x7fffddf7bfdb "\002", end=0x7fffddf7c1cf "", width=192, 
    par=0x1 <Address 0x1 out of bounds>, print_type=0) at /root/mysql-5.7.7-rc/strings/my_vsnprintf.c:194
        well_formed_error = 32767
        plen = 47393298
        left_len = 501
#2  0x0000000001dc32e6 in my_vsnprintf_ex (cs=0x2ba3ea0 <my_charset_utf8_general_ci>, to=0x7fffddf7bfdb "\002", n=512, fmt=0x2d32a12 "s' is full", 
    ap=0x7fffddf7c1d0) at /root/mysql-5.7.7-rc/strings/my_vsnprintf.c:607
        par = 0x1 <Address 0x1 out of bounds>
        start = 0x7fffddf7bfd0 "The table '\002"
        end = 0x7fffddf7c1cf ""
        length = 0
        width = 192
        print_type = 0
        have_longlong = 0
        __PRETTY_FUNCTION__ = "my_vsnprintf_ex"
#3  0x000000000189d0e9 in my_error (nr=135, MyFlags=0) at /root/mysql-5.7.7-rc/mysys/my_error.c:206
        format = 0x2d32a01 "The table '%-.192s' is full"
        args = {{gp_offset = 24, fp_offset = 48, overflow_arg_area = 0x7fffddf7c2b0, reg_save_area = 0x7fffddf7c1f0}}
        ebuff = "The table '\002\000\000\000\000\000\300\367\335\377\177\000\000h\025\331\001\000\000\000\000@\n\000\314\377\177\000\000P\n\000\314\377\177\000\000\060\302\367\335\377\177\000\000R@\331\001\000\000\000\000`\302\367\335\377\177\000\000fɎ\001\025-\000\000\370\005\000\000\002\000\000\000 \016\000\314\377\177\000\000\020\034\002\314\377\177\000\000\320,\002\314\377\177\000\000 \000\000\000\060\000\000\000\060\301\367\335\377\177\000\000p\300\367\335\377\177\000\000\000\000\000\000\037\000\000\000\037\210\323\002", '\000' <repeats 28 times>, "<\000\000\000\000\000\000\000 $\002\314\377\177\000\000\000\000\000\000\000\000\000\000\016"...
        _db_stack_frame_ = {func = 0x203fc93 "mysql_alter_tablespace", file = 0x203fc68 "/root/mysql-5.7.7-rc/sql/sql_tablespace.cc", level = 2147483654, 
          prev = 0x7fffddf7c2c0}
#4  0x0000000001622428 in mysql_alter_tablespace (thd=0x7fffcc000e20, ts_info=0x7fffcc022080) at /root/mysql-5.7.7-rc/sql/sql_tablespace.cc:191
        sql_syntax = {0x203fcb2 "this functionallity", 0x203fcc6 "CREATE TABLESPACE", 0x203fcd8 "ALTER TABLESPACE", 0x203fce9 "CREATE LOGFILE GROUP", 
          0x203fcfe "ALTER LOGFILE GROUP", 0x203fd12 "DROP TABLESPACE", 0x203fd22 "DROP LOGFILE GROUP", 0x203fd35 "CHANGE FILE TABLESPACE", 
          0x203fd4c "ALTER TABLESPACE ACCESS MODE"}
        cmd_type = -2147483643
        error = 135
        _db_stack_frame_ = {func = 0x2027dba "mysql_execute_command", file = 0x2027840 "/root/mysql-5.7.7-rc/sql/sql_parse.cc", level = 2147483653, 
          prev = 0x7fffddf7c380}
        __PRETTY_FUNCTION__ = "int mysql_alter_tablespace(THD*, st_alter_tablespace*)"
        hton = 0x2c507a0
#5  0x000000000158e104 in mysql_execute_command (thd=0x7fffcc000e20) at /root/mysql-5.7.7-rc/sql/sql_parse.cc:4432
        res = 0
        lex = 0x7fffcc002f00
---Type <return> to continue, or q <return> to quit---
        __PRETTY_FUNCTION__ = "int mysql_execute_command(THD*)"
        _db_stack_frame_ = {func = 0x2028806 "mysql_parse", file = 0x2027840 "/root/mysql-5.7.7-rc/sql/sql_parse.cc", level = 2147483652, prev = 0x7fffddf7d330}
        trace_command = {<Opt_trace_struct> = {started = false, requires_key = false, has_disabled_I_S = false, empty = false, stmt = 0x0, saved_key = 0x0, 
            previous_key = '\000' <repeats 24 times>}, <No data fields>}
        trace_command_steps = {<Opt_trace_struct> = {started = false, requires_key = false, has_disabled_I_S = false, empty = false, stmt = 0x0, 
            saved_key = 0x0, previous_key = '\000' <repeats 24 times>}, <No data fields>}
        ots = {ctx = 0x7fffcc002ee0, error = false}
        __func__ = "mysql_execute_command"
        select_lex = 0x7fffcc022750
        first_table = 0x0
        all_tables = 0x0
        unit = 0x7fffcc022d90
#6  0x000000000158ff62 in mysql_parse (thd=0x7fffcc000e20, parser_state=0x7fffddf7d5a0) at /root/mysql-5.7.7-rc/sql/sql_parse.cc:5159
        lex = 0x7fffcc002f00
        err = false
        found_semicolon = 0x0
        __PRETTY_FUNCTION__ = "void mysql_parse(THD*, Parser_state*)"
        __func__ = "mysql_parse"
        error = 32767
        _db_stack_frame_ = {func = 0x2027a46 "dispatch_command", file = 0x2027840 "/root/mysql-5.7.7-rc/sql/sql_parse.cc", level = 2147483651, 
          prev = 0x7fffddf7d480}
        num_preparse = 0
        num_postparse = 0
#7  0x0000000001585cf1 in dispatch_command (command=COM_QUERY, thd=0x7fffcc000e20, 
    packet=0x7fffcc006f71 "CREATE TABLESPACE `ts2` ADD DATAFILE 'ts2.ibd' Engine=InnoDB", packet_length=60) at /root/mysql-5.7.7-rc/sql/sql_parse.cc:1249
        packet_end = 0x7fffcc014dec ""
        parser_state = {m_input = {m_compute_digest = false}, m_lip = {m_thd = 0x7fffcc000e20, yylineno = 1, yytoklen = 6, yylval = 0x7fffddf791b0, 
            lookahead_token = -1, lookahead_yylval = 0x0, query_charset = 0x2ba3ea0 <my_charset_utf8_general_ci>, m_ptr = 0x7fffcc014ded "", 
            m_tok_start = 0x7fffcc014ded "", m_tok_end = 0x7fffcc014ded "", m_end_of_query = 0x7fffcc014dec "", 
            m_buf = 0x7fffcc014db0 "CREATE TABLESPACE `ts2` ADD DATAFILE 'ts2.ibd' Engine=InnoDB", m_buf_length = 60, m_echo = true, m_echo_saved = false, 
            m_cpp_buf = 0x7fffcc014e20 "CREATE TABLESPACE `ts2` ADD DATAFILE 'ts2.ibd' Engine=InnoDB", m_cpp_ptr = 0x7fffcc014e5c "", 
            m_cpp_tok_start = 0x7fffcc014e5c "", m_cpp_tok_end = 0x7fffcc014e5c "", m_body_utf8 = 0x0, m_body_utf8_ptr = 0x0, m_cpp_utf8_processed_ptr = 0x0, 
            next_state = MY_LEX_END, found_semicolon = 0x0, tok_bitmap = 127 '\177', ignore_space = false, stmt_prepare_mode = false, multi_statements = true, 
            in_comment = NO_COMMENT, in_comment_saved = NO_COMMENT, m_cpp_text_start = 0x7fffcc014e56 "InnoDB", m_cpp_text_end = 0x7fffcc014e5c "", 
            m_underscore_cs = 0x0, m_digest = 0x0}, m_yacc = {yacc_yyss = 0x0, yacc_yyvs = 0x0, yacc_yyls = 0x0, m_lock_type = TL_READ_DEFAULT, 
            m_mdl_type = MDL_SHARED_READ, m_ha_rkey_mode = HA_READ_KEY_EXACT}, m_digest_psi = 0x7fffcc002a78, m_comment = false}
        net = 0x7fffcc0010c0
        __PRETTY_FUNCTION__ = "bool dispatch_command(enum_server_command, THD*, char*, size_t)"
        __func__ = "dispatch_command"
        error = false
---Type <return> to continue, or q <return> to quit---
        thd_manager = 0x2d29460
        _db_stack_frame_ = {func = 0x2027900 "do_command", file = 0x2027840 "/root/mysql-5.7.7-rc/sql/sql_parse.cc", level = 2147483650, prev = 0x7fffddf7dd10}
#8  0x0000000001584b21 in do_command (thd=0x7fffcc000e20) at /root/mysql-5.7.7-rc/sql/sql_parse.cc:835
        return_value = false
        packet = 0x7fffcc006f70 "\003CREATE TABLESPACE `ts2` ADD DATAFILE 'ts2.ibd' Engine=InnoDB"
        packet_length = 61
        net = 0x7fffcc0010c0
        command = COM_QUERY
        __PRETTY_FUNCTION__ = "bool do_command(THD*)"
        _db_stack_frame_ = {func = 0x22299ed "?func", file = 0x22299f3 "?file", level = 2147483649, prev = 0x0}
#9  0x00000000016adcff in handle_connection (arg=0x3c92060) at /root/mysql-5.7.7-rc/sql/conn_handler/connection_handler_per_thread.cc:298
        thd = 0x7fffcc000e20
        thd_manager = 0x2d29460
        handler_manager = 0x2ca2d10
        channel_info = 0x3c92060
        pthread_reused = false
#10 0x0000000001cd9905 in pfs_spawn_thread (arg=0x3b4dcd0) at /root/mysql-5.7.7-rc/storage/perfschema/pfs.cc:2147
        typed_arg = 0x3b4dcd0
        user_arg = 0x3c92060
        pfs = 0x7ffff137ce40
        user_start_routine = 0x16adb44 <handle_connection(void*)>
        klass = 0x2c7a380
#11 0x00007ffff7bc6df5 in start_thread (arg=0x7fffddf7e700) at pthread_create.c:308
        __res = <optimized out>
        pd = 0x7fffddf7e700
        now = <optimized out>
        unwind_buf = {cancel_jmp_buf = {{jmp_buf = {140736917399296, 1213526550298176332, 1, 140736917400000, 140736917399296, 0, -1213451713776243892, 
                -1213543563141502132}, mask_was_saved = 0}}, priv = {pad = {0x0, 0x0, 0x0, 0x0}, data = {prev = 0x0, cleanup = 0x0, canceltype = 0}}}
        not_first_call = <optimized out>
        pagesize_m1 = <optimized out>
        sp = <optimized out>
        freesize = <optimized out>
#12 0x00007ffff62281ad in clone () at ../sysdeps/unix/sysv/linux/x86_64/clone.S:113
No locals.