USE test;

CREATE TABLE t ENGINE=InnoDB SELECT 0.12345678901234567890123456789012345 AS f;

SELECT ROUND(f,f) FROM t GROUP BY 1;

mysqld: /test/10.5_dbg/strings/decimal.c:1467: decimal_bin_size: Assertion `scale <= precision' failed.

Core was generated by `/test/MD150620-mariadb-10.5.4-linux-x86_64-dbg/bin/mysqld --no-defaults --core-'.

Program terminated with signal SIGABRT, Aborted.

#0  __pthread_kill (threadid=<optimized out>, signo=signo@entry=6)

    at ../sysdeps/unix/sysv/linux/pthread_kill.c:57

[Current thread is 1 (Thread 0x14c404157700 (LWP 2047906))]

(gdb) bt

#0  __pthread_kill (threadid=<optimized out>, signo=signo@entry=6) at ../sysdeps/unix/sysv/linux/pthread_kill.c:57

#1  0x00005615893284c6 in my_write_core (sig=sig@entry=6) at /test/10.5_dbg/mysys/stacktrace.c:518

#2  0x0000561588acad60 in handle_fatal_signal (sig=6) at /test/10.5_dbg/sql/signal_handler.cc:330

#3  <signal handler called>

#4  __GI_raise (sig=sig@entry=6) at ../sysdeps/unix/sysv/linux/raise.c:51

#5  0x000014c40c87f801 in __GI_abort () at abort.c:79

#6  0x000014c40c86f39a in __assert_fail_base (fmt=0x14c40c9f67d8 "%s%s%s:%u: %s%sAssertion `%s' failed.\n%n", assertion=assertion@entry=0x561589a993f5 "scale <= precision", file=file@entry=0x561589a990e8 "/test/10.5_dbg/strings/decimal.c", line=line@entry=1467, function=function@entry=0x561589a99560 <__PRETTY_FUNCTION__.15244> "decimal_bin_size") at assert.c:92

#7  0x000014c40c86f412 in __GI___assert_fail (assertion=assertion@entry=0x561589a993f5 "scale <= precision", file=file@entry=0x561589a990e8 "/test/10.5_dbg/strings/decimal.c", line=line@entry=1467, function=function@entry=0x561589a99560 <__PRETTY_FUNCTION__.15244> "decimal_bin_size") at assert.c:101

#8  0x0000561589372c4c in decimal_bin_size (precision=<optimized out>, scale=<optimized out>) at /test/10.5_dbg/strings/decimal.c:1467

#9  0x0000561588876847 in my_decimal_get_binary_size (scale=<optimized out>, precision=<optimized out>) at /test/10.5_dbg/sql/my_decimal.h:334

#10 calc_group_buffer (param=param@entry=0x14c3eac75d28, group=0x14c3eac75148) at /test/10.5_dbg/sql/sql_select.cc:24910

#11 0x0000561588876931 in calc_group_buffer (join=join@entry=0x14c3eac75b30, group=<optimized out>) at /test/10.5_dbg/sql/sql_select.cc:24959

#12 0x000056158889715f in JOIN::optimize_stage2 (this=this@entry=0x14c3eac75b30) at /test/10.5_dbg/sql/sql_select.cc:2705

#13 0x000056158889c8a1 in JOIN::optimize_inner (this=this@entry=0x14c3eac75b30) at /test/10.5_dbg/sql/sql_select.cc:2262

#14 0x000056158889cbc4 in JOIN::optimize (this=this@entry=0x14c3eac75b30) at /test/10.5_dbg/sql/sql_select.cc:1612

#15 0x000056158889d551 in mysql_select (thd=thd@entry=0x14c3eac15088, tables=<optimized out>, fields=@0x14c3eac742a0: {<base_list> = {<Sql_alloc> = {<No data fields>}, first = 0x14c3eac74968, last = 0x14c3eac74968, elements = 1}, <No data fields>}, conds=0x0, og_num=1, order=<optimized out>, group=0x14c3eac75148, having=0x0, proc_param=0x0, select_options=2147748608, result=0x14c3eac75b08, unit=0x14c3eac190a0, select_lex=0x14c3eac74150) at /test/10.5_dbg/sql/sql_select.cc:4635

#16 0x000056158889d8cd in handle_select (thd=thd@entry=0x14c3eac15088, lex=lex@entry=0x14c3eac18fd8, result=result@entry=0x14c3eac75b08, setup_tables_done_option=setup_tables_done_option@entry=0) at /test/10.5_dbg/sql/sql_select.cc:417

#17 0x00005615888271ed in execute_sqlcom_select (thd=thd@entry=0x14c3eac15088, all_tables=0x14c3eac749c0) at /test/10.5_dbg/sql/sql_parse.cc:6209

#18 0x0000561588820312 in mysql_execute_command (thd=thd@entry=0x14c3eac15088) at /test/10.5_dbg/sql/sql_parse.cc:3939

#19 0x000056158882d15c in mysql_parse (thd=thd@entry=0x14c3eac15088, rawbuf=<optimized out>, length=<optimized out>, parser_state=parser_state@entry=0x14c404156350, is_com_multi=is_com_multi@entry=false, is_next_command=is_next_command@entry=false) at /test/10.5_dbg/sql/sql_parse.cc:7993

#20 0x0000561588819c60 in dispatch_command (command=command@entry=COM_QUERY, thd=thd@entry=0x14c3eac15088, packet=packet@entry=0x14c3eac67089 "SELECT ROUND(f,f) FROM t GROUP BY 1", packet_length=packet_length@entry=35, is_com_multi=is_com_multi@entry=false, is_next_command=is_next_command@entry=false) at /test/10.5_dbg/sql/sql_parse.cc:1874

#21 0x000056158881843a in do_command (thd=0x14c3eac15088) at /test/10.5_dbg/sql/sql_parse.cc:1355

#22 0x0000561588973c47 in do_handle_one_connection (connect=<optimized out>, connect@entry=0x14c3edd7a808, put_in_cache=put_in_cache@entry=true) at /test/10.5_dbg/sql/sql_connect.cc:1411

#23 0x0000561588974363 in handle_one_connection (arg=arg@entry=0x14c3edd7a808) at /test/10.5_dbg/sql/sql_connect.cc:1313

#24 0x0000561588dd5902 in pfs_spawn_thread (arg=0x14c40b446c88) at /test/10.5_dbg/storage/perfschema/pfs.cc:2201

#25 0x000014c40d5626db in start_thread (arg=0x14c404157700) at pthread_create.c:463

#26 0x000014c40c96088f in clone () at ../sysdeps/unix/sysv/linux/x86_64/clone.S:95