Assertion `!dict_index_is_online_ddl(lock->index) || lock->index->is_primary()' failed. in lock_table_locks_lookup

10.4 commit ea912d1605b463a16a0c186bf10e61c4af519439 compiled with debug

storage/innobase/lock/lock0lock.cc:6317: my_bool lock_table_locks_lookup(rw_trx_hash_element_t*, const dict_table_t*): Assertion `!dict_index_is_online_ddl(lock->index) || lock->index->is_primary()' failed.

...

/home/mleich/Server_bin/10.4_debug/bin/mysqld(+0xdefd97)[0x559c5fe90d97]

lock/lock0lock.cc:6319(lock_table_locks_lookup(rw_trx_hash_element_t*, dict_table_t const*))[0x559c5fe7a37e]

/home/mleich/Server_bin/10.4_debug/bin/mysqld(_ZN7handler15ha_delete_tableEPKc+0x3c)[0x559c5fc2b712]

/home/mleich/Server_bin/10.4_debug/bin/mysqld(_Z15ha_delete_tableP3THDP10handlertonPKcPK25st_mysql_const_lex_stringS7_b+0x16f)[0x559c5fc2475e]

mysys/lf_hash.c:127(l_find)[0x559c5f9a63a5]

mysys/lf_hash.c:519(lf_hash_iterate)[0x559c5f9bc14e]

/home/mleich/Server_bin/10.4_debug/bin/mysqld(_ZN19Sql_cmd_alter_table7executeEP3THD+0x894)[0x559c5fa531ce]

/home/mleich/Server_bin/10.4_debug/bin/mysqld(_Z21mysql_execute_commandP3THD+0xa2f2)[0x559c5f8d23b7]

include/trx0sys.h:753(rw_trx_hash_t::iterate(trx_t*, char (*)(void*, void*), void*))[0x559c5f8d786d]

lock/lock0lock.cc:6358(lock_table_has_locks(dict_table_t const*))[0x559c5f8c3e28]

row/row0mysql.cc:3550(row_drop_table_for_mysql(char const*, trx_t*, enum_sql_command, bool, bool))[0x559c5f8c25c9]

/home/mleich/Server_bin/10.4_debug/bin/mysqld(_Z24do_handle_one_connectionP7CONNECT+0x1e6)[0x559c5fa49bf8]

(rr) bt

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

#1  0x00007ff08c2cf801 in __GI_abort () at abort.c:79

#2  0x00007ff08c2bf39a in __assert_fail_base (fmt=0x7ff08c4467d8 "%s%s%s:%u: %s%sAssertion `%s' failed.\n%n", assertion=assertion@entry=0x559c608bb1b0 "!dict_index_is_online_ddl(lock->index) || lock->index->is_primary()", 

    file=file@entry=0x559c608b8918 "/home/mleich/10.4/storage/innobase/lock/lock0lock.cc", line=line@entry=6317, 

    function=function@entry=0x559c608bfb40 <lock_table_locks_lookup(rw_trx_hash_element_t*, dict_table_t const*)::__PRETTY_FUNCTION__> "my_bool lock_table_locks_lookup(rw_trx_hash_element_t*, const dict_table_t*)") at assert.c:92

#3  0x00007ff08c2bf412 in __GI___assert_fail (assertion=0x559c608bb1b0 "!dict_index_is_online_ddl(lock->index) || lock->index->is_primary()", file=0x559c608b8918 "/home/mleich/10.4/storage/innobase/lock/lock0lock.cc", line=6317, 

    function=0x559c608bfb40 <lock_table_locks_lookup(rw_trx_hash_element_t*, dict_table_t const*)::__PRETTY_FUNCTION__> "my_bool lock_table_locks_lookup(rw_trx_hash_element_t*, const dict_table_t*)") at assert.c:101

#4  0x0000559c5ff25bd6 in lock_table_locks_lookup (element=0x7fefe001b988, table=0x7fefec064460) at /home/mleich/10.4/storage/innobase/lock/lock0lock.cc:6317

#5  0x0000559c5ff29a62 in rw_trx_hash_t::debug_iterator (element=0x7fefe001b988, arg=0x7ff06c05e7e0) at /home/mleich/10.4/storage/innobase/include/trx0sys.h:535

#6  0x0000559c60583752 in l_find (head=0x7fefd4020ec8, cs=0x0, hashnr=0, key=0x7ff06c05e7e0 "sX\362_\234U", keylen=0, cursor=0x7ff06c05e780, pins=0x559c62357498, 

    callback=0x559c5ff299d9 <rw_trx_hash_t::debug_iterator(rw_trx_hash_element_t*, rw_trx_hash_t::debug_iterator_arg*)>) at /home/mleich/10.4/mysys/lf_hash.c:127

#7  0x0000559c60584442 in lf_hash_iterate (hash=0x559c61189fc0 <trx_sys+2496>, pins=0x559c62357498, action=0x559c5ff299d9 <rw_trx_hash_t::debug_iterator(rw_trx_hash_element_t*, rw_trx_hash_t::debug_iterator_arg*)>, argument=0x7ff06c05e7e0)

    at /home/mleich/10.4/mysys/lf_hash.c:519

#8  0x0000559c5ff29e4d in rw_trx_hash_t::iterate (this=0x559c61189fc0 <trx_sys+2496>, caller_trx=0x7ff0888ce5e0, action=0x559c5ff299d9 <rw_trx_hash_t::debug_iterator(rw_trx_hash_element_t*, rw_trx_hash_t::debug_iterator_arg*)>, argument=0x7ff06c05e7e0)

    at /home/mleich/10.4/storage/innobase/include/trx0sys.h:753

#9  0x0000559c5ff29e98 in rw_trx_hash_t::iterate (this=0x559c61189fc0 <trx_sys+2496>, action=0x559c5ff25873 <lock_table_locks_lookup(rw_trx_hash_element_t*, dict_table_t const*)>, argument=0x7fefec064460)

    at /home/mleich/10.4/storage/innobase/include/trx0sys.h:762

#10 0x0000559c5ff25e13 in lock_table_has_locks (table=0x7fefec064460) at /home/mleich/10.4/storage/innobase/lock/lock0lock.cc:6351

#11 0x0000559c60017dcc in row_drop_table_for_mysql (name=0x7ff06c05ef70 "test/#sql2-2cff-14", trx=0x7ff0888d0830, sqlcom=SQLCOM_ALTER_TABLE, create_failed=false, nonatomic=true) at /home/mleich/10.4/storage/innobase/row/row0mysql.cc:3550

#12 0x0000559c5fe90d97 in ha_innobase::delete_table (this=0x7fefe8014ed8, name=0x7ff06c060a40 "./test/#sql2-2cff-14", sqlcom=SQLCOM_ALTER_TABLE) at /home/mleich/10.4/storage/innobase/handler/ha_innodb.cc:13133

#13 0x0000559c5fe7a37e in ha_innobase::delete_table (this=0x7fefe8014ed8, name=0x7ff06c060a40 "./test/#sql2-2cff-14") at /home/mleich/10.4/storage/innobase/handler/ha_innodb.cc:13258

#14 0x0000559c5fc2b712 in handler::ha_delete_table (this=0x7fefe8014ed8, name=0x7ff06c060a40 "./test/#sql2-2cff-14") at /home/mleich/10.4/sql/handler.cc:4708

#15 0x0000559c5fc2475e in ha_delete_table (thd=0x7fefe8000ce8, table_type=0x559c62087598, path=0x7ff06c060a40 "./test/#sql2-2cff-14", db=0x7ff06c062750, alias=0x7ff06c060e40, generate_warning=false) at /home/mleich/10.4/sql/handler.cc:2598

#16 0x0000559c5f9a63a5 in quick_rm_table (thd=0x7fefe8000ce8, base=0x559c62087598, db=0x7ff06c062750, table_name=0x7ff06c060e40, flags=3, table_path=0x0) at /home/mleich/10.4/sql/sql_table.cc:2767

#17 0x0000559c5f9bc14e in mysql_alter_table (thd=0x7fefe8000ce8, new_db=0x7fefe80054a8, new_name=0x7fefe80058b0, create_info=0x7ff06c063320, table_list=0x7fefe80115d0, alter_info=0x7ff06c063260, order_num=0, order=0x0, ignore=false)

    at /home/mleich/10.4/sql/sql_table.cc:10396

#18 0x0000559c5fa531ce in Sql_cmd_alter_table::execute (this=0x7fefe8011db8, thd=0x7fefe8000ce8) at /home/mleich/10.4/sql/sql_alter.cc:514

#19 0x0000559c5f8d23b7 in mysql_execute_command (thd=0x7fefe8000ce8) at /home/mleich/10.4/sql/sql_parse.cc:6101

#20 0x0000559c5f8d786d in mysql_parse (thd=0x7fefe8000ce8, rawbuf=0x7fefe8011470 "ALTER TABLE t1 MODIFY col2 INT, ALGORITHM = DEFAULT  /* E_R Thread2 QNO 260 CON_ID 20 */", length=88, parser_state=0x7ff06c0645a0, is_com_multi=false, 

    is_next_command=false) at /home/mleich/10.4/sql/sql_parse.cc:7900

#21 0x0000559c5f8c3e28 in dispatch_command (command=COM_QUERY, thd=0x7fefe8000ce8, packet=0x7fefe8008119 " ALTER TABLE t1 MODIFY col2 INT, ALGORITHM = DEFAULT  /* E_R Thread2 QNO 260 CON_ID 20 */ ", packet_length=90, is_com_multi=false, 

    is_next_command=false) at /home/mleich/10.4/sql/sql_parse.cc:1841

#22 0x0000559c5f8c25c9 in do_command (thd=0x7fefe8000ce8) at /home/mleich/10.4/sql/sql_parse.cc:1359

#23 0x0000559c5fa49bf8 in do_handle_one_connection (connect=0x559c62380a58) at /home/mleich/10.4/sql/sql_connect.cc:1412

#24 0x0000559c5fa49947 in handle_one_connection (arg=0x559c62380a58) at /home/mleich/10.4/sql/sql_connect.cc:1316

#25 0x00007ff08d1ca6db in start_thread (arg=0x7ff06c065700) at pthread_create.c:463

#26 0x00007ff08c3b088f in clone () at ../sysdeps/unix/sysv/linux/x86_64/clone.S:95

perl rqg.pl \

--mysqld=--loose-innodb_lock_schedule_algorithm=fcfs \

--grammar=conf/mariadb/table_stress_innodb.yy \

--gendata=conf/mariadb/table_stress.zz \

--gendata_sql=conf/mariadb/table_stress.sql \

--engine=Innodb \

--reporters=Deadlock1,ErrorLog,Backtrace \

--mysqld=--connect_timeout=60 \

--mysqld=--net_read_timeout=30 \

--mysqld=--net_write_timeout=60 \

--mysqld=--loose-idle_readonly_transaction_timeout=0 \

--mysqld=--loose-idle_transaction_timeout=0 \

--mysqld=--loose-idle_write_transaction_timeout=0 \

--mysqld=--interactive_timeout=28800 \

--mysqld=--lock_wait_timeout=86400 \

--mysqld=--innodb-lock-wait-timeout=50 \

--mysqld=--loose-table_lock_wait_timeout=50 \

--mysqld=--wait_timeout=28800 \

--mysqld=--slave_net_timeout=60 \

--mysqld=--loose-max-statement-time=30 \

--mysqld=--loose-debug_assert_on_not_freed_memory=0 \

--mysqld=--log-output=none \

--duration=300 \

--seed=random \

--sqltrace=MarkErrors \

--threads=9 \

--mysqld=--innodb_adaptive_hash_index=ON \

--mysqld=--innodb_page_size=4K \

--mysqld=--innodb-buffer-pool-size=5M \

--no_mask \

--workdir=<local settings> \

--vardir=<local settings> \

--mtr-build-thread=<local settings> \

--basedir1=<local settings> \

--basedir2=<local settings> \

--script_debug=_nix_ \

--rr=Server

How to get RQG

git clone https://github.com/mleich1/rqg --branch experimental RQG_mleich

AFAIR I have seen that assert on some 10.5 > 7 weeks ago.