Assertion `! is_set()' failed in Diagnostics_area::set_eof_status

SET max_session_mem_used = 50000;

help 'it is going to crash';

help 'it is going to crash';

help 'it is going to crash';

help 'it is going to crash';

help 'it is going to crash';  # Crashes

help 'it crashed'; 

mysqld: /test/10.5_dbg/sql/sql_error.cc:375: void Diagnostics_area::set_eof_status(THD*): Assertion `! is_set()' failed.

Core was generated by `/test/MD210420-mariadb-10.5.3-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 0x7f8234e7c700 (LWP 561173))]

(gdb) bt

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

#1  0x000055c78332903d in my_write_core (sig=sig@entry=6) at /test/10.5_dbg/mysys/stacktrace.c:518

#2  0x000055c782aced7b in handle_fatal_signal (sig=6) at /test/10.5_dbg/sql/signal_handler.cc:329

#3  <signal handler called>

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

#5  0x00007f82335c0801 in __GI_abort () at abort.c:79

#6  0x00007f82335b039a in __assert_fail_base (fmt=0x7f82337377d8 "%s%s%s:%u: %s%sAssertion `%s' failed.\n%n", assertion=assertion@entry=0x55c7834972cd "! is_set()", file=file@entry=0x55c783497140 "/test/10.5_dbg/sql/sql_error.cc", line=line@entry=375, function=function@entry=0x55c783497c80 <Diagnostics_area::set_eof_status(THD*)::__PRETTY_FUNCTION__> "void Diagnostics_area::set_eof_status(THD*)") at assert.c:92

#7  0x00007f82335b0412 in __GI___assert_fail (assertion=assertion@entry=0x55c7834972cd "! is_set()", file=file@entry=0x55c783497140 "/test/10.5_dbg/sql/sql_error.cc", line=line@entry=375, function=function@entry=0x55c783497c80 <Diagnostics_area::set_eof_status(THD*)::__PRETTY_FUNCTION__> "void Diagnostics_area::set_eof_status(THD*)") at assert.c:101

#8  0x000055c7827da737 in Diagnostics_area::set_eof_status (this=0x7f820701ab88, thd=thd@entry=0x7f8207015088) at /test/10.5_dbg/sql/sql_error.cc:375

#9  0x000055c782c9bc95 in my_eof (thd=0x7f8207015088) at /test/10.5_dbg/sql/sql_class.h:5166

#10 mysqld_help_internal (thd=thd@entry=0x7f8207015088, mask=<optimized out>) at /test/10.5_dbg/sql/sql_help.cc:844

#11 0x000055c782c9c1bb in mysqld_help (thd=thd@entry=0x7f8207015088, mask=<optimized out>) at /test/10.5_dbg/sql/sql_help.cc:860

#12 0x000055c782824a58 in mysql_execute_command (thd=thd@entry=0x7f8207015088) at /test/10.5_dbg/sql/sql_parse.cc:3938

#13 0x000055c782831f2b in mysql_parse (thd=thd@entry=0x7f8207015088, rawbuf=<optimized out>, length=<optimized out>, parser_state=parser_state@entry=0x7f8234e7b450, 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:7957

#14 0x000055c78281dc45 in dispatch_command (command=command@entry=COM_QUERY, thd=thd@entry=0x7f8207015088, packet=packet@entry=0x7f8207067089 "", packet_length=packet_length@entry=27, 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:1839

#15 0x000055c78281c49b in do_command (thd=0x7f8207015088) at /test/10.5_dbg/sql/sql_parse.cc:1358

#16 0x000055c782977415 in do_handle_one_connection (connect=<optimized out>, connect@entry=0x7f8212fc53a8, put_in_cache=put_in_cache@entry=true) at /test/10.5_dbg/sql/sql_connect.cc:1422

#17 0x000055c782977744 in handle_one_connection (arg=arg@entry=0x7f8212fc53a8) at /test/10.5_dbg/sql/sql_connect.cc:1319

#18 0x000055c782dd7fb0 in pfs_spawn_thread (arg=0x7f8232845b08) at /test/10.5_dbg/storage/perfschema/pfs.cc:2201

#19 0x00007f82342a36db in start_thread (arg=0x7f8234e7c700) at pthread_create.c:463

#20 0x00007f82336a188f in clone () at ../sysdeps/unix/sysv/linux/x86_64/clone.S:95