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The test case is for reproducing purposes only, don't put it into the regression suite! Create a proper synchronized one instead.
If it's not reproducible, try to increase the $run value inside the test. Running with --repeat is also possible, but use --nocheck-testcases.
--source include/have_perfschema.inc
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SET GLOBAL table_open_cache= 10;
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--connect (con1,localhost,root,,test)
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--let $run= 1000
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while ($run)
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{
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--connection con1
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CREATE TABLE t1 SELECT 1;
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--connection default
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UPDATE performance_schema.setup_consumers SET enabled = 'NO';
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UPDATE performance_schema.setup_timers SET timer_name = 'MICROSECOND';
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TRUNCATE TABLE performance_schema.events_waits_current;
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TRUNCATE TABLE performance_schema.file_summary_by_instance;
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--send
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DROP TABLE IF EXISTS t1;
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--connection con1
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DROP TABLE IF EXISTS non_existing_table;
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--connection default
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--reap
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--dec $run
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}
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10.2 1cc1d0429da
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mysqld: /data/src/10.2/sql/table_cache.cc:1128: bool tdc_remove_table(THD*, enum_tdc_remove_table_type, const char*, const char*, bool): Assertion `element->all_tables.is_empty() || remove_type != TDC_RT_REMOVE_ALL' failed.
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180718 12:48:58 [ERROR] mysqld got signal 6 ;
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#7 0x00007fb5bb3c6ee2 in __assert_fail () from /lib/x86_64-linux-gnu/libc.so.6
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#8 0x000055d5c3faf312 in tdc_remove_table (thd=0x7fb5a4000b00, remove_type=TDC_RT_REMOVE_ALL, db=0x7fb5a4012b60 "test", table_name=0x7fb5a4012518 "t1", kill_delayed_threads=false) at /data/src/10.2/sql/table_cache.cc:1128
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#9 0x000055d5c3e815d3 in mysql_rm_table_no_locks (thd=0x7fb5a4000b00, tables=0x7fb5a4012550, if_exists=true, drop_temporary=false, drop_view=false, dont_log_query=false, dont_free_locks=false) at /data/src/10.2/sql/sql_table.cc:2457
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#10 0x000055d5c3e808bf in mysql_rm_table (thd=0x7fb5a4000b00, tables=0x7fb5a4012550, if_exists=1 '\001', drop_temporary=0 '\000') at /data/src/10.2/sql/sql_table.cc:2088
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#11 0x000055d5c3dc1ef1 in mysql_execute_command (thd=0x7fb5a4000b00) at /data/src/10.2/sql/sql_parse.cc:4756
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#12 0x000055d5c3dcbe89 in mysql_parse (thd=0x7fb5a4000b00, rawbuf=0x7fb5a4012478 "DROP TABLE IF EXISTS t1", length=23, parser_state=0x7fb5b56a2200, is_com_multi=false, is_next_command=false) at /data/src/10.2/sql/sql_parse.cc:7995
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#13 0x000055d5c3db99ae in dispatch_command (command=COM_QUERY, thd=0x7fb5a4000b00, packet=0x7fb5a4177371 "DROP TABLE IF EXISTS t1", packet_length=23, is_com_multi=false, is_next_command=false) at /data/src/10.2/sql/sql_parse.cc:1821
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#14 0x000055d5c3db8311 in do_command (thd=0x7fb5a4000b00) at /data/src/10.2/sql/sql_parse.cc:1375
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#15 0x000055d5c3f095d2 in do_handle_one_connection (connect=0x55d5c725b390) at /data/src/10.2/sql/sql_connect.cc:1335
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#16 0x000055d5c3f0935f in handle_one_connection (arg=0x55d5c725b390) at /data/src/10.2/sql/sql_connect.cc:1241
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#17 0x000055d5c432b658 in pfs_spawn_thread (arg=0x55d5c7235ed0) at /data/src/10.2/storage/perfschema/pfs.cc:1862
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#18 0x00007fb5bd09d494 in start_thread (arg=0x7fb5b56a3700) at pthread_create.c:333
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#19 0x00007fb5bb48393f in clone () from /lib/x86_64-linux-gnu/libc.so.6
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Reproducible with MyISAM and InnoDB.
Not reproducible on 10.1.
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