Stack trace from the current 5.3:

#3  <signal handler called>
#4  0x00007f87e79218b0 in memcpy () from /lib64/libc.so.6
#5  0x0000000000a16693 in write_tail (info=0x1daf358, block=0x1dc8920, 
    row_part=0x2020202020204014 <Address 0x2020202020204014 out of bounds>, org_length=44)
    at ma_blockrec.c:1964
#6  0x0000000000a18cf6 in write_block_record (info=0x1daf358, old_record=0x0, 
    record=0x1d78dc0 "", row=0x1daf3b0, bitmap_blocks=0x1daf3b0, head_block_is_read=0 '\000', 
    row_pos=0x7f87dede8ff0, undo_lsn=1, old_record_checksum=0) at ma_blockrec.c:2900
#7  0x0000000000a1a862 in allocate_and_write_block_record (info=0x1daf358, 
    record=0x1d78dc0 "", row=0x1daf3b0, undo_lsn=1) at ma_blockrec.c:3534
#8  0x0000000000a1a97a in _ma_write_init_block_record (info=0x1daf358, record=0x1d78dc0 "")
    at ma_blockrec.c:3574
#9  0x0000000000a575b6 in maria_write (info=0x1daf358, record=0x1d78dc0 "") at ma_write.c:157
#10 0x00000000009ef091 in ha_maria::write_row (this=0x1d786c0, buf=0x1d78dc0 "")
    at ha_maria.cc:1135
#11 0x000000000061a74b in handler::ha_write_tmp_row (this=0x1d786c0, buf=0x1d78dc0 "")
    at sql_class.h:3789
#12 0x000000000079a93d in end_write (join=0x1d6cd20, join_tab=0x1d75e18, end_of_records=false)
    at sql_select.cc:16558
#13 0x0000000000797c8a in evaluate_join_record (join=0x1d6cd20, join_tab=0x1d75af8, error=0)
    at sql_select.cc:15501
#14 0x00000000007974d4 in sub_select (join=0x1d6cd20, join_tab=0x1d75af8, 
    end_of_records=false) at sql_select.cc:15304
#15 0x0000000000797c8a in evaluate_join_record (join=0x1d6cd20, join_tab=0x1d757d8, error=0)
    at sql_select.cc:15501
#16 0x00000000007974d4 in sub_select (join=0x1d6cd20, join_tab=0x1d757d8, 
    end_of_records=false) at sql_select.cc:15304
#17 0x0000000000796ca2 in do_select (join=0x1d6cd20, fields=0x0, table=0x1d76e30, 
    procedure=0x0) at sql_select.cc:14965
#18 0x0000000000776bbc in JOIN::exec (this=0x1d6cd20) at sql_select.cc:2262
#19 0x0000000000779105 in mysql_select (thd=0x1c2cbd8, rref_pointer_array=0x1c2f7a8, 
    tables=0x1cb1208, wild_num=1, fields=..., conds=0x1cb1c30, og_num=1, order=0x1cb1ea8, 
    group=0x0, having=0x0, proc_param=0x0, select_options=2147764736, result=0x1cb1f88, 
    unit=0x1c2f070, select_lex=0x1c2f558) at sql_select.cc:2925
#20 0x000000000076fd89 in handle_select (thd=0x1c2cbd8, lex=0x1c2efd0, result=0x1cb1f88, 
    setup_tables_done_option=0) at sql_select.cc:283
#21 0x00000000006feb1c in execute_sqlcom_select (thd=0x1c2cbd8, all_tables=0x1cb1208)
    at sql_parse.cc:5148
#22 0x00000000006f5bd9 in mysql_execute_command (thd=0x1c2cbd8) at sql_parse.cc:2281
#23 0x00000000007014f7 in mysql_parse (thd=0x1c2cbd8, 
    rawbuf=0x1cb0ff0 "SELECT * FROM t1, t2\nWHERE a = g ORDER BY b", length=43, 
    found_semicolon=0x7f87dedeac98) at sql_parse.cc:6149
#24 0x00000000006f33ae in dispatch_command (command=COM_QUERY, thd=0x1c2cbd8, 
    packet=0x1ca7b89 "SELECT * FROM t1, t2\nWHERE a = g ORDER BY b", packet_length=43)
    at sql_parse.cc:1227
#25 0x00000000006f26e2 in do_command (thd=0x1c2cbd8) at sql_parse.cc:922
#26 0x00000000006ef60a in handle_one_connection (arg=0x1c2cbd8) at sql_connect.cc:1193
#27 0x00007f87e8588a4f in start_thread () from /lib64/libpthread.so.0
#28 0x00007f87e797282d in clone () from /lib64/libc.so.6