Details
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Bug
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Status: Closed (View Workflow)
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Major
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Resolution: Cannot Reproduce
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10.4(EOL), 10.5(EOL)
Description
USE test;
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CREATE TABLE t (h INT);
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INSERT INTO t VALUES (0);
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SELECT CAST(JSON_EXTRACT(h,0) as DECIMAL(1,1)) FROM t;
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Leads to:
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10.4.15 eae968f62d285de97ed607c87bc131cd863d5d03 (Debug) |
mysqld: /test/10.4_dbg/sql/sql_type.cc:195: VDec::VDec(Item*): Assertion `(m_ptr == __null) == item->null_value' failed.
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10.4.15 eae968f62d285de97ed607c87bc131cd863d5d03 (Debug) |
Core was generated by `/test/MD110820-mariadb-10.4.15-linux-x86_64-dbg/bin/mysqld --no-defaults --core'.
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Program terminated with signal SIGABRT, Aborted.
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#0 __pthread_kill (threadid=<optimized out>, signo=signo@entry=6)
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at ../sysdeps/unix/sysv/linux/pthread_kill.c:57
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[Current thread is 1 (Thread 0x14d4bd137700 (LWP 459005))]
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(gdb) bt
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#0 __pthread_kill (threadid=<optimized out>, signo=signo@entry=6) at ../sysdeps/unix/sysv/linux/pthread_kill.c:57
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#1 0x00005642bd8508a6 in my_write_core (sig=sig@entry=6) at /test/10.4_dbg/mysys/stacktrace.c:482
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#2 0x00005642bcfcccdc in handle_fatal_signal (sig=6) at /test/10.4_dbg/sql/signal_handler.cc:343
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#3 <signal handler called>
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#4 __GI_raise (sig=sig@entry=6) at ../sysdeps/unix/sysv/linux/raise.c:51
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#5 0x000014d4bb3ce8b1 in __GI_abort () at abort.c:79
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#6 0x000014d4bb3be42a in __assert_fail_base (fmt=0x14d4bb545a38 "%s%s%s:%u: %s%sAssertion `%s' failed.\n%n", assertion=assertion@entry=0x5642bd99a9f8 "(m_ptr == __null) == item->null_value", file=file@entry=0x5642bd99a598 "/test/10.4_dbg/sql/sql_type.cc", line=line@entry=195, function=function@entry=0x5642bd9a0b40 <VDec::VDec(Item*)::__PRETTY_FUNCTION__> "VDec::VDec(Item*)") at assert.c:92
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#7 0x000014d4bb3be4a2 in __GI___assert_fail (assertion=assertion@entry=0x5642bd99a9f8 "(m_ptr == __null) == item->null_value", file=file@entry=0x5642bd99a598 "/test/10.4_dbg/sql/sql_type.cc", line=line@entry=195, function=function@entry=0x5642bd9a0b40 <VDec::VDec(Item*)::__PRETTY_FUNCTION__> "VDec::VDec(Item*)") at assert.c:101
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#8 0x00005642bcedc5d6 in VDec::VDec (this=0x14d4bd133480, item=0x14d49506d7c0) at /test/10.4_dbg/sql/sql_type.cc:195
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#9 0x00005642bd0555c4 in Item_decimal_typecast::val_decimal (this=0x14d49506d8c0, dec=0x14d4bd133548) at /test/10.4_dbg/sql/item_func.cc:976
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#10 0x00005642bcedc572 in VDec::VDec (this=0x14d4bd133540, item=0x14d49506d8c0) at /test/10.4_dbg/sql/sql_type.cc:194
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#11 0x00005642bd07a2c9 in Item_decimal_typecast::val_str (this=<optimized out>, str=0x14d4bd133680) at /test/10.4_dbg/sql/item_func.h:1237
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#12 0x00005642bcee5e6c in Type_handler::Item_send_str (this=<optimized out>, item=0x14d49506d8c0, protocol=0x14d495015638, buf=<optimized out>) at /test/10.4_dbg/sql/sql_type.cc:6913
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#13 0x00005642bceece2b in Type_handler_decimal_result::Item_send (this=<optimized out>, item=<optimized out>, protocol=<optimized out>, buf=<optimized out>) at /test/10.4_dbg/sql/sql_type.h:4344
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#14 0x00005642bcc2f7f9 in Item::send (this=0x14d49506d8c0, protocol=0x14d495015638, buffer=0x14d4bd133650) at /test/10.4_dbg/sql/item.h:1038
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#15 0x00005642bcc2d64d in Protocol::send_result_set_row (this=this@entry=0x14d495015638, row_items=row_items@entry=0x14d49506d2a0) at /test/10.4_dbg/sql/protocol.cc:1035
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#16 0x00005642bccbdbea in select_send::send_data (this=0x14d49506e9e8, items=@0x14d49506d2a0: {<base_list> = {<Sql_alloc> = {<No data fields>}, first = 0x14d49506d9c8, last = 0x14d49506d9c8, elements = 1}, <No data fields>}) at /test/10.4_dbg/sql/sql_class.cc:3010
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#17 0x00005642bcd7bbec in end_send (join=0x14d49506ea10, join_tab=0x14d4950704b0, end_of_records=<optimized out>) at /test/10.4_dbg/sql/sql_select.cc:21589
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#18 0x00005642bcd56660 in evaluate_join_record (join=join@entry=0x14d49506ea10, join_tab=join_tab@entry=0x14d495070108, error=error@entry=0) at /test/10.4_dbg/sql/sql_select.cc:20620
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#19 0x00005642bcd64f1e in sub_select (join=0x14d49506ea10, join_tab=0x14d495070108, end_of_records=<optimized out>) at /test/10.4_dbg/sql/sql_select.cc:20400
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#20 0x00005642bcd96a70 in do_select (procedure=0x0, join=0x14d49506ea10) at /test/10.4_dbg/sql/sql_select.cc:19938
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#21 JOIN::exec_inner (this=this@entry=0x14d49506ea10) at /test/10.4_dbg/sql/sql_select.cc:4473
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#22 0x00005642bcd9704d in JOIN::exec (this=this@entry=0x14d49506ea10) at /test/10.4_dbg/sql/sql_select.cc:4255
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#23 0x00005642bcd953f3 in mysql_select (thd=thd@entry=0x14d495015070, tables=<optimized out>, wild_num=0, fields=@0x14d49506d2a0: {<base_list> = {<Sql_alloc> = {<No data fields>}, first = 0x14d49506d9c8, last = 0x14d49506d9c8, elements = 1}, <No data fields>}, conds=0x0, og_num=<optimized out>, order=0x0, group=0x0, having=0x0, proc_param=0x0, select_options=2147748608, result=0x14d49506e9e8, unit=0x14d495018f98, select_lex=0x14d49506d158) at /test/10.4_dbg/sql/sql_select.cc:4687
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#24 0x00005642bcd9571e in handle_select (thd=thd@entry=0x14d495015070, lex=lex@entry=0x14d495018ed8, result=result@entry=0x14d49506e9e8, setup_tables_done_option=setup_tables_done_option@entry=0) at /test/10.4_dbg/sql/sql_select.cc:410
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#25 0x00005642bcd0e3c6 in execute_sqlcom_select (thd=thd@entry=0x14d495015070, all_tables=0x14d49506da38) at /test/10.4_dbg/sql/sql_parse.cc:6355
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#26 0x00005642bcd1979a in mysql_execute_command (thd=thd@entry=0x14d495015070) at /test/10.4_dbg/sql/sql_parse.cc:3889
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#27 0x00005642bcd24090 in mysql_parse (thd=thd@entry=0x14d495015070, rawbuf=<optimized out>, length=<optimized out>, parser_state=parser_state@entry=0x14d4bd136460, is_com_multi=is_com_multi@entry=false, is_next_command=is_next_command@entry=false) at /test/10.4_dbg/sql/sql_parse.cc:7896
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#28 0x00005642bcd26920 in dispatch_command (command=command@entry=COM_QUERY, thd=thd@entry=0x14d495015070, packet=packet@entry=0x14d495057071 "", packet_length=packet_length@entry=53, is_com_multi=is_com_multi@entry=false, is_next_command=is_next_command@entry=false) at /test/10.4_dbg/sql/sql_parse.cc:1834
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#29 0x00005642bcd2a35b in do_command (thd=0x14d495015070) at /test/10.4_dbg/sql/sql_parse.cc:1352
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#30 0x00005642bce568b6 in do_handle_one_connection (connect=connect@entry=0x14d4ba035790) at /test/10.4_dbg/sql/sql_connect.cc:1412
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#31 0x00005642bce569d6 in handle_one_connection (arg=0x14d4ba035790) at /test/10.4_dbg/sql/sql_connect.cc:1316
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#32 0x000014d4bc3356db in start_thread (arg=0x14d4bd137700) at pthread_create.c:463
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#33 0x000014d4bb4afa3f in clone () at ../sysdeps/unix/sysv/linux/x86_64/clone.S:95
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Bug confirmed present in:
MariaDB: 10.4.15 (dbg), 10.5.6 (dbg)
Bug confirmed not present in:
MariaDB: 10.1.47 (dbg), 10.1.47 (opt), 10.2.34 (dbg), 10.2.34 (opt), 10.3.25 (dbg), 10.3.25 (opt), 10.4.15 (opt), 10.5.6 (opt)
MySQL: 5.5.62 (dbg), 5.5.62 (opt), 5.6.47 (dbg), 5.6.47 (opt), 5.7.29 (dbg), 5.7.29 (opt), 8.0.19 (dbg), 8.0.19 (opt)
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10.3.25 bafc5c1321a7dff5f2da292111bf98fed9d1658d (Debug) |
10.3.25>SELECT CAST(JSON_EXTRACT(h,0) as DECIMAL(1,1)) FROM t;
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+-----------------------------------------+
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| CAST(JSON_EXTRACT(h,0) as DECIMAL(1,1)) |
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+-----------------------------------------+
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| NULL |
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+-----------------------------------------+
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1 row in set, 1 warning (0.001 sec)
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10.3.25>SHOW WARNINGS;
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+---------+------+----------------------------------------------------------------------------------+
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| Level | Code | Message |
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+---------+------+----------------------------------------------------------------------------------+
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| Warning | 4042 | Syntax error in JSON path in argument 2 to function 'json_extract' at position 1 |
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+---------+------+----------------------------------------------------------------------------------+
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1 row in set (0.000 sec)
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