Assertion `table.get_ref_count() <= 1' failed in dberr_t trx_t::drop_table

mysqld: /data/MDEV-33104/10.11/storage/innobase/dict/drop.cc:156: dberr_t trx_t::drop_table(const dict_table_t&): Assertion `table.get_ref_count() <= 1' failed.

(rr) bt

#0  __GI_raise (sig=sig@entry=6) at ../sysdeps/unix/sysv/linux/raise.c:50

#1  0x0000320b2a5e1859 in __GI_abort () at abort.c:79

#2  0x0000320b2a5e1729 in __assert_fail_base (fmt=0x320b2a777588 "%s%s%s:%u: %s%sAssertion `%s' failed.\n%n", assertion=0x55a9c67b314d "table.get_ref_count() <= 1", 

    file=0x55a9c67b2e68 "/data/MDEV-33104/10.11/storage/innobase/dict/drop.cc", line=156, function=<optimized out>) at assert.c:92

#3  0x0000320b2a5f2fd6 in __GI___assert_fail (assertion=0x55a9c67b314d "table.get_ref_count() <= 1", file=0x55a9c67b2e68 "/data/MDEV-33104/10.11/storage/innobase/dict/drop.cc", line=156, 

    function=0x55a9c67b3108 "dberr_t trx_t::drop_table(const dict_table_t&)") at assert.c:101

#4  0x000055a9c60ca387 in trx_t::drop_table (this=0x3a38709ec380, table=...) at /data/MDEV-33104/10.11/storage/innobase/dict/drop.cc:156

#5  0x000055a9c5dc255d in commit_try_rebuild (ha_alter_info=0x70776ede9ef0, ctx=0x1523bc0dd2b8, altered_table=0x70776ede9fb0, old_table=0x321c5801e228, statistics_exist=true, trx=0x3a38709ec380, 

    table_name=0x321c58028c0a "D") at /data/MDEV-33104/10.11/storage/innobase/handler/handler0alter.cc:10337

#6  0x000055a9c5db0e09 in ha_innobase::commit_inplace_alter_table (this=0x321c58108690, altered_table=0x70776ede9fb0, ha_alter_info=0x70776ede9ef0, commit=true)

    at /data/MDEV-33104/10.11/storage/innobase/handler/handler0alter.cc:11482

#7  0x000055a9c5a2f9b0 in handler::ha_commit_inplace_alter_table (this=0x321c58108690, altered_table=0x70776ede9fb0, ha_alter_info=0x70776ede9ef0, commit=true) at /data/MDEV-33104/10.11/sql/handler.cc:5292

#8  0x000055a9c57941a5 in mysql_inplace_alter_table (thd=0x1523bc002558, table_list=0x1523bc014c88, table=0x321c5801e228, altered_table=0x70776ede9fb0, ha_alter_info=0x70776ede9ef0, 

    target_mdl_request=0x70776edea7a0, ddl_log_state=0x70776ede9eb0, trigger_param=0x70776edea380, alter_ctx=0x70776edeb370, partial_alter=@0x70776ede9db6: false, start_alter_id=@0x70776ede9df0: 0, 

    if_exists=false) at /data/MDEV-33104/10.11/sql/sql_table.cc:7870

#9  0x000055a9c579dcb4 in mysql_alter_table (thd=0x1523bc002558, new_db=0x1523bc0070c0, new_name=0x1523bc007520, create_info=0x70776edec200, table_list=0x1523bc014c88, recreate_info=0x70776edec070, 

    alter_info=0x70776edec090, order_num=0, order=0x0, ignore=false, if_exists=false) at /data/MDEV-33104/10.11/sql/sql_table.cc:11015

#10 0x000055a9c5848ece in Sql_cmd_alter_table::execute (this=0x1523bc0153a0, thd=0x1523bc002558) at /data/MDEV-33104/10.11/sql/sql_alter.cc:688

#11 0x000055a9c56874b7 in mysql_execute_command (thd=0x1523bc002558, is_called_from_prepared_stmt=false) at /data/MDEV-33104/10.11/sql/sql_parse.cc:6075

#12 0x000055a9c568cf44 in mysql_parse (thd=0x1523bc002558, rawbuf=0x1523bc014b40 "/* WRK-5 QNO 4822 */  ALTER TABLE `simple_db`.`D` FORCE", length=55, parser_state=0x70776eded340)

    at /data/MDEV-33104/10.11/sql/sql_parse.cc:8080

#13 0x000055a9c5679cd3 in dispatch_command (command=COM_QUERY, thd=0x1523bc002558, packet=0x1523bc00c7d9 "/* WRK-5 QNO 4822 */  ALTER TABLE `simple_db`.`D` FORCE ", packet_length=56, blocking=true)

    at /data/MDEV-33104/10.11/sql/sql_parse.cc:1894

#14 0x000055a9c56788d0 in do_command (thd=0x1523bc002558, blocking=true) at /data/MDEV-33104/10.11/sql/sql_parse.cc:1407

#15 0x000055a9c583e029 in do_handle_one_connection (connect=0x55a9c8eeedf8, put_in_cache=true) at /data/MDEV-33104/10.11/sql/sql_connect.cc:1415

#16 0x000055a9c583ddb5 in handle_one_connection (arg=0x55a9c8eeedf8) at /data/MDEV-33104/10.11/sql/sql_connect.cc:1317

#17 0x00007dee5aebe609 in start_thread (arg=<optimized out>) at pthread_create.c:477

#18 0x0000320b2a6de133 in clone () at ../sysdeps/unix/sysv/linux/x86_64/clone.S:95