void Protocol::end_statement(): Assertion `0' failed in Protocol::end_statement

USE test;

SET SQL_MODE='';

CREATE TABLE t (id INT);

INSERT INTO t VALUES (1);

INSERT INTO t VALUES (2);

INSERT INTO t VALUES (3);

INSERT INTO t VALUES (4);

ALTER TABLE mysql.help_keyword engine=InnoDB;

HELP going_to_crash;

mysqld: /test/10.5_dbg/sql/protocol.cc:617: void Protocol::end_statement(): Assertion `0' failed.

Core was generated by `/test/MD110520-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 0x15171b206700 (LWP 136256))]

(gdb) bt

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

#1  0x0000557873284c11 in my_write_core (sig=sig@entry=6) at /test/10.5_dbg/mysys/stacktrace.c:518

#2  0x0000557872a29f8d 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  0x000015171994a801 in __GI_abort () at abort.c:79

#6  0x000015171993a39a in __assert_fail_base (fmt=0x151719ac17d8 "%s%s%s:%u: %s%sAssertion `%s' failed.\n%n", assertion=assertion@entry=0x5578735b5da1 "0", file=file@entry=0x5578733d4520 "/test/10.5_dbg/sql/protocol.cc", line=line@entry=617, function=function@entry=0x5578733d5710 <Protocol::end_statement()::__PRETTY_FUNCTION__> "void Protocol::end_statement()") at assert.c:92

#7  0x000015171993a412 in __GI___assert_fail (assertion=assertion@entry=0x5578735b5da1 "0", file=file@entry=0x5578733d4520 "/test/10.5_dbg/sql/protocol.cc", line=line@entry=617, function=function@entry=0x5578733d5710 <Protocol::end_statement()::__PRETTY_FUNCTION__> "void Protocol::end_statement()") at assert.c:101

#8  0x000055787268ffc1 in Protocol::end_statement (this=0x1516f8415650) at /test/10.5_dbg/sql/protocol.cc:617

#9  0x000055787277c2fd in dispatch_command (command=command@entry=COM_QUERY, thd=thd@entry=0x1516f8415088, packet=<optimized out>, packet@entry=0x1516f8467089 "HELP going_to_crash", packet_length=<optimized out>, packet_length@entry=19, 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:2430

#10 0x00005578727788cc in do_command (thd=0x1516f8415088) at /test/10.5_dbg/sql/sql_parse.cc:1358

#11 0x00005578728d299d in do_handle_one_connection (connect=<optimized out>, connect@entry=0x1516fa0433a8, put_in_cache=put_in_cache@entry=true) at /test/10.5_dbg/sql/sql_connect.cc:1411

#12 0x00005578728d30b9 in handle_one_connection (arg=arg@entry=0x1516fa0433a8) at /test/10.5_dbg/sql/sql_connect.cc:1313

#13 0x0000557872d3110a in pfs_spawn_thread (arg=0x151718c45888) at /test/10.5_dbg/storage/perfschema/pfs.cc:2201

#14 0x000015171a62d6db in start_thread (arg=0x15171b206700) at pthread_create.c:463

#15 0x0000151719a2b88f in clone () at ../sysdeps/unix/sysv/linux/x86_64/clone.S:95