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insert test do not pass in release build #17

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kevgs opened this issue Sep 22, 2016 · 4 comments
Closed

insert test do not pass in release build #17

kevgs opened this issue Sep 22, 2016 · 4 comments
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@kevgs
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kevgs commented Sep 22, 2016

CURRENT_TEST: main.insert

--- /home/kevg/Desktop/mariadb_10.2/mysql-test/r/insert.result  2016-09-19 12:05:08.882857108 +0300
+++ /home/kevg/Desktop/mariadb_10.2/mysql-test/r/insert.reject  2016-09-22 12:20:59.846507502 +0300
@@ -728,9 +728,6 @@
 INSERT INTO t1 VALUES(40, 33);
 SELECT x, y, Sys_end FROM t1;
 x  y   Sys_end
-3  4   2038-01-19 03:14:07.000000
-2  3   2038-01-19 03:14:07.000000
-40 33  2038-01-19 03:14:07.000000
 DROP TABLE t1;
 CREATE TABLE t1(x INT UNSIGNED, y INT UNSIGNED, Sys_start TIMESTAMP(6) GENERATED ALWAYS AS ROW START, Sys_end TIMESTAMP(6) GENERATED ALWAYS AS ROW END, PERIOD FOR SYSTEM_TIME (Sys_start, Sys_end)) WITH SYSTEM VERSIONING ENGINE=InnoDB;
 INSERT INTO t1(x, y) VALUES(3, 4);
@@ -738,9 +735,6 @@
 INSERT INTO t1 VALUES(40, 33);
 SELECT x, y, Sys_end FROM t1;
 x  y   Sys_end
-3  4   2038-01-19 03:14:07.000000
-2  3   2038-01-19 03:14:07.000000
-40 33  2038-01-19 03:14:07.000000
 DROP TABLE t1;
 CREATE TABLE t1(id INT UNSIGNED NOT NULL AUTO_INCREMENT, x INT UNSIGNED, y INT UNSIGNED, Sys_start TIMESTAMP(6) GENERATED ALWAYS AS ROW START, Sys_end TIMESTAMP(6) GENERATED ALWAYS AS ROW END, PERIOD FOR SYSTEM_TIME (Sys_start, Sys_end), PRIMARY KEY(id)) WITH SYSTEM VERSIONING;
 INSERT INTO t1(x, y) VALUES(33, 44);
@@ -748,9 +742,6 @@
 INSERT INTO t1 VALUES(40, 33, 44);
 SELECT id, x, y, Sys_end FROM t1;
 id x   y   Sys_end
-1  33  44  2038-01-19 03:14:07.000000
-20 33  44  2038-01-19 03:14:07.000000
-40 33  44  2038-01-19 03:14:07.000000
 DROP TABLE t1;
 CREATE TABLE t1(id INT UNSIGNED NOT NULL AUTO_INCREMENT, x INT UNSIGNED, y INT UNSIGNED, Sys_start TIMESTAMP(6) GENERATED ALWAYS AS ROW START, Sys_end TIMESTAMP(6) GENERATED ALWAYS AS ROW END, PERIOD FOR SYSTEM_TIME (Sys_start, Sys_end), PRIMARY KEY(id)) WITH SYSTEM VERSIONING ENGINE=InnoDB;
 INSERT INTO t1(x, y) VALUES(33, 44);
@@ -758,9 +749,6 @@
 INSERT INTO t1 VALUES(40, 33, 44);
 SELECT id, x, y, Sys_end FROM t1;
 id x   y   Sys_end
-1  33  44  2038-01-19 03:14:07.000000
-20 33  44  2038-01-19 03:14:07.000000
-40 33  44  2038-01-19 03:14:07.000000
 DROP TABLE t1;
 CREATE TABLE t1(x INT UNSIGNED, y INT UNSIGNED, Sys_start TIMESTAMP(6) GENERATED ALWAYS AS ROW START, Sys_end TIMESTAMP(6) GENERATED ALWAYS AS ROW END, PERIOD FOR SYSTEM_TIME (Sys_start, Sys_end)) WITH SYSTEM VERSIONING;
 CREATE VIEW vt1_1 AS SELECT x, y FROM t1;
@@ -775,22 +763,10 @@
 ERROR HY000: Generated field for System Versioning cannot be set by user
 SELECT x, y, Sys_end FROM t1;
 x  y   Sys_end
-8001   9001    2038-01-19 03:14:07.000000
-1001   2001    2038-01-19 03:14:07.000000
-1002   2002    2038-01-19 03:14:07.000000
-3001   4001    2038-01-19 03:14:07.000000
 SELECT x, y FROM vt1_1;
 x  y
-8001   9001
-1001   2001
-1002   2002
-3001   4001
 SELECT x, y, Sys_end FROM vt1_2;
 x  y   Sys_end
-8001   9001    2038-01-19 03:14:07.000000
-1001   2001    2038-01-19 03:14:07.000000
-1002   2002    2038-01-19 03:14:07.000000
-3001   4001    2038-01-19 03:14:07.000000
 DROP TABLE t1;
 DROP VIEW vt1_1;
 DROP VIEW vt1_2;
@@ -807,22 +783,10 @@
 ERROR HY000: Generated field for System Versioning cannot be set by user
 SELECT x, y, Sys_end FROM t1;
 x  y   Sys_end
-8001   9001    2038-01-19 03:14:07.000000
-1001   2001    2038-01-19 03:14:07.000000
-1002   2002    2038-01-19 03:14:07.000000
-3001   4001    2038-01-19 03:14:07.000000
 SELECT x, y FROM vt1_1;
 x  y
-8001   9001
-1001   2001
-1002   2002
-3001   4001
 SELECT x, y, Sys_end FROM vt1_2;
 x  y   Sys_end
-8001   9001    2038-01-19 03:14:07.000000
-1001   2001    2038-01-19 03:14:07.000000
-1002   2002    2038-01-19 03:14:07.000000
-3001   4001    2038-01-19 03:14:07.000000
 DROP TABLE t1;
 DROP VIEW vt1_1;
 DROP VIEW vt1_2;

mysqltest: Result length mismatch

@midenok
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midenok commented Sep 22, 2016

Please, check if this also reproduces on natsys/0.1 branch.

@kevgs
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kevgs commented Sep 22, 2016

Reproduced in natsys/trunk and not reproduced in natsys/0.1

@avodaniel
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What was your build configuration? Eg. parameters to cmake?

@midenok
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midenok commented Sep 22, 2016

There are 3 commits made to trunk (on 16th, 17th and 18th). Can you please rollback to each commit and check if test succeeds/fails? Also, can you please locate and fix the issue? My installation doesn't reproduce it at latest trunk.

@midenok midenok closed this as completed Sep 22, 2016
kevgs added a commit that referenced this issue Jan 21, 2018
WARNING: ThreadSanitizer: data race (pid=27869)
  Atomic write of size 4 at 0x7b4800000c00 by thread T8:
    #0 __tsan_atomic32_exchange llvm/projects/compiler-rt/lib/tsan/rtl/tsan_interface_atomic.cc:589 (mysqld+0xbd4eac)
    #1 TTASEventMutex<GenericPolicy>::exit() storage/innobase/include/ib0mutex.h:467:7 (mysqld+0x1a8d4cb)
    #2 PolicyMutex<TTASEventMutex<GenericPolicy> >::exit() storage/innobase/include/ib0mutex.h:609:10 (mysqld+0x1a7839e)
    #3 fil_validate() storage/innobase/fil/fil0fil.cc:5535:2 (mysqld+0x1abd913)
    #4 fil_validate_skip() storage/innobase/fil/fil0fil.cc:204:9 (mysqld+0x1aba601)
    #5 fil_aio_wait(unsigned long) storage/innobase/fil/fil0fil.cc:5296:2 (mysqld+0x1abbae6)
    #6 io_handler_thread storage/innobase/srv/srv0start.cc:340:3 (mysqld+0x21abe1e)

  Previous read of size 4 at 0x7b4800000c00 by main thread (mutexes: write M1273, write M1271):
    #0 TTASEventMutex<GenericPolicy>::state() const storage/innobase/include/ib0mutex.h:530:10 (mysqld+0x21c66e2)
    #1 sync_array_detect_deadlock(sync_array_t*, sync_cell_t*, sync_cell_t*, unsigned long) storage/innobase/sync/sync0arr.cc:746:14 (mysqld+0x21c1c7a)
    #2 sync_array_wait_event(sync_array_t*, sync_cell_t*&) storage/innobase/sync/sync0arr.cc:465:6 (mysqld+0x21c1708)
    #3 TTASEventMutex<GenericPolicy>::enter(unsigned int, unsigned int, char const*, unsigned int) storage/innobase/include/ib0mutex.h:516:6 (mysqld+0x1a8c206)
    #4 PolicyMutex<TTASEventMutex<GenericPolicy> >::enter(unsigned int, unsigned int, char const*, unsigned int) storage/innobase/include/ib0mutex.h:635:10 (mysqld+0x1a782c3)
    #5 fil_mutex_enter_and_prepare_for_io(unsigned long) storage/innobase/fil/fil0fil.cc:1131:3 (mysqld+0x1a9a92e)
    #6 fil_io(IORequest const&, bool, page_id_t const&, page_size_t const&, unsigned long, unsigned long, void*, void*, bool) storage/innobase/fil/fil0fil.cc:5082:2 (mysqld+0x1ab8de2)
    #7 buf_flush_write_block_low(buf_page_t*, buf_flush_t, bool) storage/innobase/buf/buf0flu.cc:1112:3 (mysqld+0x1cb970a)
    #8 buf_flush_page(buf_pool_t*, buf_page_t*, buf_flush_t, bool) storage/innobase/buf/buf0flu.cc:1270:3 (mysqld+0x1cb7d70)
    #9 buf_flush_try_neighbors(page_id_t const&, buf_flush_t, unsigned long, unsigned long) storage/innobase/buf/buf0flu.cc:1493:9 (mysqld+0x1cc9674)
    #10 buf_flush_page_and_try_neighbors(buf_page_t*, buf_flush_t, unsigned long, unsigned long*) storage/innobase/buf/buf0flu.cc:1565:13 (mysqld+0x1cbadf3)
    #11 buf_do_flush_list_batch(buf_pool_t*, unsigned long, unsigned long) storage/innobase/buf/buf0flu.cc:1825:3 (mysqld+0x1cbbcb8)
    #12 buf_flush_batch(buf_pool_t*, buf_flush_t, unsigned long, unsigned long, flush_counters_t*) storage/innobase/buf/buf0flu.cc:1895:16 (mysqld+0x1cbb459)
    #13 buf_flush_do_batch(buf_pool_t*, buf_flush_t, unsigned long, unsigned long, flush_counters_t*) storage/innobase/buf/buf0flu.cc:2065:2 (mysqld+0x1cbcfe1)
    #14 buf_flush_lists(unsigned long, unsigned long, unsigned long*) storage/innobase/buf/buf0flu.cc:2167:8 (mysqld+0x1cbd5a3)
    #15 log_preflush_pool_modified_pages(unsigned long) storage/innobase/log/log0log.cc:1400:13 (mysqld+0x1eefc3b)
    #16 log_make_checkpoint_at(unsigned long, bool) storage/innobase/log/log0log.cc:1751:10 (mysqld+0x1eefb16)
    #17 buf_dblwr_create() storage/innobase/buf/buf0dblwr.cc:335:2 (mysqld+0x1cd2141)
    #18 innobase_start_or_create_for_mysql() storage/innobase/srv/srv0start.cc:2539:10 (mysqld+0x21b4d8e)
    #19 innobase_init(void*) storage/innobase/handler/ha_innodb.cc:4193:8 (mysqld+0x1a5e3d7)
    #20 ha_initialize_handlerton(st_plugin_int*) sql/handler.cc:522:31 (mysqld+0xc74d33)
    #21 plugin_initialize(st_mem_root*, st_plugin_int*, int*, char**, bool) sql/sql_plugin.cc:1447:9 (mysqld+0x1376d5d)
    #22 plugin_init(int*, char**, int) sql/sql_plugin.cc:1729:15 (mysqld+0x13761c0)
    #23 init_server_components() sql/mysqld.cc:5348:7 (mysqld+0xc0d0ff)
    #24 mysqld_main(int, char**) sql/mysqld.cc:5943:7 (mysqld+0xc06f9d)
    #25 main sql/main.cc:25:10 (mysqld+0xbff71b)
kevgs added a commit that referenced this issue Jan 21, 2018
additionally fix data race which looks like this:

WARNING: ThreadSanitizer: data race (pid=30515)
  Write of size 8 at 0x0000039ee908 by thread T21:
    #0 ib_counter_t<long, 64, counter_indexer_t>::add(unsigned long, long) storage/innobase/include/ut0counter.h:132:16 (mysqld+0x21cd166)
    #1 ib_counter_t<long, 64, counter_indexer_t>::add(long) storage/innobase/include/ut0counter.h:122:34 (mysqld+0x21cc102)
    #2 rw_lock_x_lock_wait_func(rw_lock_t*, unsigned long, long, char const*, unsigned int) storage/innobase/sync/sync0rw.cc:489:38 (mysqld+0x21cb91f)
    #3 rw_lock_x_lock_low(rw_lock_t*, unsigned long, char const*, unsigned int) storage/innobase/sync/sync0rw.cc:538:3 (mysqld+0x21c9339)
    #4 rw_lock_x_lock_func(rw_lock_t*, unsigned long, char const*, unsigned int) storage/innobase/sync/sync0rw.cc:698:6 (mysqld+0x21c8c4d)
    #5 pfs_rw_lock_x_lock_func(rw_lock_t*, unsigned long, char const*, unsigned int) storage/innobase/include/sync0rw.ic:568:3 (mysqld+0x1afbdb4)
    #6 buf_page_get_gen(page_id_t const&, page_size_t const&, unsigned long, buf_block_t*, unsigned long, char const*, unsigned int, mtr_t*, dberr_t*) storage/innobase/buf/buf0buf.cc:4782:3 (mysqld+0x1b04e28)
    #7 btr_cur_search_to_nth_level_func(dict_index_t*, unsigned long, dtuple_t const*, page_cur_mode_t, unsigned long, btr_cur_t*, rw_lock_t*, char const*, unsigned int, mtr_t*, unsigned long) storage/innobase/btr/btr0cur.cc:1312:10 (mysqld+0x1bf362c)
    #8 btr_pcur_open_low(dict_index_t*, unsigned long, dtuple_t const*, page_cur_mode_t, unsigned long, btr_pcur_t*, char const*, unsigned int, unsigned long, mtr_t*) storage/innobase/include/btr0pcur.ic:457:8 (mysqld+0x20eecd0)
    #9 row_search_on_row_ref(btr_pcur_t*, unsigned long, dict_table_t const*, dtuple_t const*, mtr_t*) storage/innobase/row/row0row.cc:1030:3 (mysqld+0x20ee1b4)
    #10 row_purge_reposition_pcur(unsigned long, purge_node_t*, mtr_t*) storage/innobase/row/row0purge.cc:103:23 (mysqld+0x20d7f6f)
    #11 row_purge_reset_trx_id(purge_node_t*, mtr_t*) storage/innobase/row/row0purge.cc:678:6 (mysqld+0x20dcbcd)
    #12 row_purge_record_func(purge_node_t*, unsigned char*, que_thr_t const*, bool) storage/innobase/row/row0purge.cc:1062:4 (mysqld+0x20db46f)
    #13 row_purge(purge_node_t*, unsigned char*, que_thr_t*) storage/innobase/row/row0purge.cc:1111:18 (mysqld+0x20d8aa4)
    #14 row_purge_step(que_thr_t*) storage/innobase/row/row0purge.cc:1190:3 (mysqld+0x20d872c)
    #15 que_thr_step(que_thr_t*) storage/innobase/que/que0que.cc:1055:9 (mysqld+0x1fcfa6f)
    #16 que_run_threads_low(que_thr_t*) storage/innobase/que/que0que.cc:1117:14 (mysqld+0x1fcdd6e)
    #17 que_run_threads(que_thr_t*) storage/innobase/que/que0que.cc:1157:2 (mysqld+0x1fcd908)
    #18 srv_task_execute() storage/innobase/srv/srv0srv.cc:2520:3 (mysqld+0x21a6684)
    #19 srv_worker_thread storage/innobase/srv/srv0srv.cc:2567:7 (mysqld+0x21a6247)

  Previous write of size 8 at 0x0000039ee908 by thread T20:
    #0 ib_counter_t<long, 64, counter_indexer_t>::add(unsigned long, long) storage/innobase/include/ut0counter.h:132:16 (mysqld+0x21cd166)
    #1 ib_counter_t<long, 64, counter_indexer_t>::add(long) storage/innobase/include/ut0counter.h:122:34 (mysqld+0x21cc102)
    #2 rw_lock_x_lock_wait_func(rw_lock_t*, unsigned long, long, char const*, unsigned int) storage/innobase/sync/sync0rw.cc:489:38 (mysqld+0x21cb91f)
    #3 rw_lock_x_lock_low(rw_lock_t*, unsigned long, char const*, unsigned int) storage/innobase/sync/sync0rw.cc:538:3 (mysqld+0x21c9339)
    #4 rw_lock_x_lock_func(rw_lock_t*, unsigned long, char const*, unsigned int) storage/innobase/sync/sync0rw.cc:698:6 (mysqld+0x21c8c4d)
    #5 pfs_rw_lock_x_lock_func(rw_lock_t*, unsigned long, char const*, unsigned int) storage/innobase/include/sync0rw.ic:568:3 (mysqld+0x1afbdb4)
    #6 buf_page_get_gen(page_id_t const&, page_size_t const&, unsigned long, buf_block_t*, unsigned long, char const*, unsigned int, mtr_t*, dberr_t*) storage/innobase/buf/buf0buf.cc:4782:3 (mysqld+0x1b04e28)
    #7 btr_cur_search_to_nth_level_func(dict_index_t*, unsigned long, dtuple_t const*, page_cur_mode_t, unsigned long, btr_cur_t*, rw_lock_t*, char const*, unsigned int, mtr_t*, unsigned long) storage/innobase/btr/btr0cur.cc:1312:10 (mysqld+0x1bf362c)
    #8 btr_pcur_open_low(dict_index_t*, unsigned long, dtuple_t const*, page_cur_mode_t, unsigned long, btr_pcur_t*, char const*, unsigned int, unsigned long, mtr_t*) storage/innobase/include/btr0pcur.ic:457:8 (mysqld+0x20eecd0)
    #9 row_search_on_row_ref(btr_pcur_t*, unsigned long, dict_table_t const*, dtuple_t const*, mtr_t*) storage/innobase/row/row0row.cc:1030:3 (mysqld+0x20ee1b4)
    #10 row_purge_reposition_pcur(unsigned long, purge_node_t*, mtr_t*) storage/innobase/row/row0purge.cc:103:23 (mysqld+0x20d7f6f)
    #11 row_purge_reset_trx_id(purge_node_t*, mtr_t*) storage/innobase/row/row0purge.cc:678:6 (mysqld+0x20dcbcd)
    #12 row_purge_record_func(purge_node_t*, unsigned char*, que_thr_t const*, bool) storage/innobase/row/row0purge.cc:1062:4 (mysqld+0x20db46f)
    #13 row_purge(purge_node_t*, unsigned char*, que_thr_t*) storage/innobase/row/row0purge.cc:1111:18 (mysqld+0x20d8aa4)
    #14 row_purge_step(que_thr_t*) storage/innobase/row/row0purge.cc:1190:3 (mysqld+0x20d872c)
    #15 que_thr_step(que_thr_t*) storage/innobase/que/que0que.cc:1055:9 (mysqld+0x1fcfa6f)
    #16 que_run_threads_low(que_thr_t*) storage/innobase/que/que0que.cc:1117:14 (mysqld+0x1fcdd6e)
    #17 que_run_threads(que_thr_t*) storage/innobase/que/que0que.cc:1157:2 (mysqld+0x1fcd908)
    #18 srv_task_execute() storage/innobase/srv/srv0srv.cc:2520:3 (mysqld+0x21a6684)
    #19 srv_worker_thread storage/innobase/srv/srv0srv.cc:2567:7 (mysqld+0x21a6247)
kevgs added a commit that referenced this issue Jan 31, 2018
srv_last_monitor_time: make all accesses relaxed atomical

WARNING: ThreadSanitizer: data race (pid=12041)
  Write of size 8 at 0x000003949278 by thread T26 (mutexes: write M226445748578513120):
    #0 thd_destructor_proxy storage/innobase/handler/ha_innodb.cc:314:14 (mysqld+0x19b5505)

  Previous read of size 8 at 0x000003949278 by main thread:
    #0 innobase_init(void*) storage/innobase/handler/ha_innodb.cc:4180:11 (mysqld+0x1a03404)
    #1 ha_initialize_handlerton(st_plugin_int*) sql/handler.cc:522:31 (mysqld+0xc5ec73)
    #2 plugin_initialize(st_mem_root*, st_plugin_int*, int*, char**, bool) sql/sql_plugin.cc:1447:9 (mysqld+0x134908d)
    #3 plugin_init(int*, char**, int) sql/sql_plugin.cc:1729:15 (mysqld+0x13484f0)
    #4 init_server_components() sql/mysqld.cc:5345:7 (mysqld+0xbf720f)
    #5 mysqld_main(int, char**) sql/mysqld.cc:5940:7 (mysqld+0xbf107d)
    #6 main sql/main.cc:25:10 (mysqld+0xbe971b)

  Location is global 'srv_running' of size 8 at 0x000003949278 (mysqld+0x000003949278)

WARNING: ThreadSanitizer: data race (pid=27869)
  Atomic write of size 4 at 0x7b4800000c00 by thread T8:
    #0 __tsan_atomic32_exchange llvm/projects/compiler-rt/lib/tsan/rtl/tsan_interface_atomic.cc:589 (mysqld+0xbd4eac)
    #1 TTASEventMutex<GenericPolicy>::exit() storage/innobase/include/ib0mutex.h:467:7 (mysqld+0x1a8d4cb)
    #2 PolicyMutex<TTASEventMutex<GenericPolicy> >::exit() storage/innobase/include/ib0mutex.h:609:10 (mysqld+0x1a7839e)
    #3 fil_validate() storage/innobase/fil/fil0fil.cc:5535:2 (mysqld+0x1abd913)
    #4 fil_validate_skip() storage/innobase/fil/fil0fil.cc:204:9 (mysqld+0x1aba601)
    #5 fil_aio_wait(unsigned long) storage/innobase/fil/fil0fil.cc:5296:2 (mysqld+0x1abbae6)
    #6 io_handler_thread storage/innobase/srv/srv0start.cc:340:3 (mysqld+0x21abe1e)

  Previous read of size 4 at 0x7b4800000c00 by main thread (mutexes: write M1273, write M1271):
    #0 TTASEventMutex<GenericPolicy>::state() const storage/innobase/include/ib0mutex.h:530:10 (mysqld+0x21c66e2)
    #1 sync_array_detect_deadlock(sync_array_t*, sync_cell_t*, sync_cell_t*, unsigned long) storage/innobase/sync/sync0arr.cc:746:14 (mysqld+0x21c1c7a)
    #2 sync_array_wait_event(sync_array_t*, sync_cell_t*&) storage/innobase/sync/sync0arr.cc:465:6 (mysqld+0x21c1708)
    #3 TTASEventMutex<GenericPolicy>::enter(unsigned int, unsigned int, char const*, unsigned int) storage/innobase/include/ib0mutex.h:516:6 (mysqld+0x1a8c206)
    #4 PolicyMutex<TTASEventMutex<GenericPolicy> >::enter(unsigned int, unsigned int, char const*, unsigned int) storage/innobase/include/ib0mutex.h:635:10 (mysqld+0x1a782c3)
    #5 fil_mutex_enter_and_prepare_for_io(unsigned long) storage/innobase/fil/fil0fil.cc:1131:3 (mysqld+0x1a9a92e)
    #6 fil_io(IORequest const&, bool, page_id_t const&, page_size_t const&, unsigned long, unsigned long, void*, void*, bool) storage/innobase/fil/fil0fil.cc:5082:2 (mysqld+0x1ab8de2)
    #7 buf_flush_write_block_low(buf_page_t*, buf_flush_t, bool) storage/innobase/buf/buf0flu.cc:1112:3 (mysqld+0x1cb970a)
    #8 buf_flush_page(buf_pool_t*, buf_page_t*, buf_flush_t, bool) storage/innobase/buf/buf0flu.cc:1270:3 (mysqld+0x1cb7d70)
    #9 buf_flush_try_neighbors(page_id_t const&, buf_flush_t, unsigned long, unsigned long) storage/innobase/buf/buf0flu.cc:1493:9 (mysqld+0x1cc9674)
    #10 buf_flush_page_and_try_neighbors(buf_page_t*, buf_flush_t, unsigned long, unsigned long*) storage/innobase/buf/buf0flu.cc:1565:13 (mysqld+0x1cbadf3)
    #11 buf_do_flush_list_batch(buf_pool_t*, unsigned long, unsigned long) storage/innobase/buf/buf0flu.cc:1825:3 (mysqld+0x1cbbcb8)
    #12 buf_flush_batch(buf_pool_t*, buf_flush_t, unsigned long, unsigned long, flush_counters_t*) storage/innobase/buf/buf0flu.cc:1895:16 (mysqld+0x1cbb459)
    #13 buf_flush_do_batch(buf_pool_t*, buf_flush_t, unsigned long, unsigned long, flush_counters_t*) storage/innobase/buf/buf0flu.cc:2065:2 (mysqld+0x1cbcfe1)
    #14 buf_flush_lists(unsigned long, unsigned long, unsigned long*) storage/innobase/buf/buf0flu.cc:2167:8 (mysqld+0x1cbd5a3)
    #15 log_preflush_pool_modified_pages(unsigned long) storage/innobase/log/log0log.cc:1400:13 (mysqld+0x1eefc3b)
    #16 log_make_checkpoint_at(unsigned long, bool) storage/innobase/log/log0log.cc:1751:10 (mysqld+0x1eefb16)
    #17 buf_dblwr_create() storage/innobase/buf/buf0dblwr.cc:335:2 (mysqld+0x1cd2141)
    #18 innobase_start_or_create_for_mysql() storage/innobase/srv/srv0start.cc:2539:10 (mysqld+0x21b4d8e)
    #19 innobase_init(void*) storage/innobase/handler/ha_innodb.cc:4193:8 (mysqld+0x1a5e3d7)
    #20 ha_initialize_handlerton(st_plugin_int*) sql/handler.cc:522:31 (mysqld+0xc74d33)
    #21 plugin_initialize(st_mem_root*, st_plugin_int*, int*, char**, bool) sql/sql_plugin.cc:1447:9 (mysqld+0x1376d5d)
    #22 plugin_init(int*, char**, int) sql/sql_plugin.cc:1729:15 (mysqld+0x13761c0)
    #23 init_server_components() sql/mysqld.cc:5348:7 (mysqld+0xc0d0ff)
    #24 mysqld_main(int, char**) sql/mysqld.cc:5943:7 (mysqld+0xc06f9d)
    #25 main sql/main.cc:25:10 (mysqld+0xbff71b)

WARNING: ThreadSanitizer: data race (pid=29031)
  Write of size 8 at 0x0000039e48e0 by thread T15:
    #0 srv_monitor_thread storage/innobase/srv/srv0srv.cc:1699:24 (mysqld+0x21a254e)

  Previous write of size 8 at 0x0000039e48e0 by thread T14:
    #0 srv_refresh_innodb_monitor_stats() storage/innobase/srv/srv0srv.cc:1165:24 (mysqld+0x21a3124)
    #1 srv_error_monitor_thread storage/innobase/srv/srv0srv.cc:1836:3 (mysqld+0x21a2d40)

  Location is global 'srv_last_monitor_time' of size 8 at 0x0000039e48e0 (mysqld+0x0000039e48e0)
kevgs added a commit that referenced this issue Mar 14, 2018
srv_last_monitor_time: make all accesses relaxed atomical

WARNING: ThreadSanitizer: data race (pid=12041)
  Write of size 8 at 0x000003949278 by thread T26 (mutexes: write M226445748578513120):
    #0 thd_destructor_proxy storage/innobase/handler/ha_innodb.cc:314:14 (mysqld+0x19b5505)

  Previous read of size 8 at 0x000003949278 by main thread:
    #0 innobase_init(void*) storage/innobase/handler/ha_innodb.cc:4180:11 (mysqld+0x1a03404)
    #1 ha_initialize_handlerton(st_plugin_int*) sql/handler.cc:522:31 (mysqld+0xc5ec73)
    #2 plugin_initialize(st_mem_root*, st_plugin_int*, int*, char**, bool) sql/sql_plugin.cc:1447:9 (mysqld+0x134908d)
    #3 plugin_init(int*, char**, int) sql/sql_plugin.cc:1729:15 (mysqld+0x13484f0)
    #4 init_server_components() sql/mysqld.cc:5345:7 (mysqld+0xbf720f)
    #5 mysqld_main(int, char**) sql/mysqld.cc:5940:7 (mysqld+0xbf107d)
    #6 main sql/main.cc:25:10 (mysqld+0xbe971b)

  Location is global 'srv_running' of size 8 at 0x000003949278 (mysqld+0x000003949278)

WARNING: ThreadSanitizer: data race (pid=27869)
  Atomic write of size 4 at 0x7b4800000c00 by thread T8:
    #0 __tsan_atomic32_exchange llvm/projects/compiler-rt/lib/tsan/rtl/tsan_interface_atomic.cc:589 (mysqld+0xbd4eac)
    #1 TTASEventMutex<GenericPolicy>::exit() storage/innobase/include/ib0mutex.h:467:7 (mysqld+0x1a8d4cb)
    #2 PolicyMutex<TTASEventMutex<GenericPolicy> >::exit() storage/innobase/include/ib0mutex.h:609:10 (mysqld+0x1a7839e)
    #3 fil_validate() storage/innobase/fil/fil0fil.cc:5535:2 (mysqld+0x1abd913)
    #4 fil_validate_skip() storage/innobase/fil/fil0fil.cc:204:9 (mysqld+0x1aba601)
    #5 fil_aio_wait(unsigned long) storage/innobase/fil/fil0fil.cc:5296:2 (mysqld+0x1abbae6)
    #6 io_handler_thread storage/innobase/srv/srv0start.cc:340:3 (mysqld+0x21abe1e)

  Previous read of size 4 at 0x7b4800000c00 by main thread (mutexes: write M1273, write M1271):
    #0 TTASEventMutex<GenericPolicy>::state() const storage/innobase/include/ib0mutex.h:530:10 (mysqld+0x21c66e2)
    #1 sync_array_detect_deadlock(sync_array_t*, sync_cell_t*, sync_cell_t*, unsigned long) storage/innobase/sync/sync0arr.cc:746:14 (mysqld+0x21c1c7a)
    #2 sync_array_wait_event(sync_array_t*, sync_cell_t*&) storage/innobase/sync/sync0arr.cc:465:6 (mysqld+0x21c1708)
    #3 TTASEventMutex<GenericPolicy>::enter(unsigned int, unsigned int, char const*, unsigned int) storage/innobase/include/ib0mutex.h:516:6 (mysqld+0x1a8c206)
    #4 PolicyMutex<TTASEventMutex<GenericPolicy> >::enter(unsigned int, unsigned int, char const*, unsigned int) storage/innobase/include/ib0mutex.h:635:10 (mysqld+0x1a782c3)
    #5 fil_mutex_enter_and_prepare_for_io(unsigned long) storage/innobase/fil/fil0fil.cc:1131:3 (mysqld+0x1a9a92e)
    #6 fil_io(IORequest const&, bool, page_id_t const&, page_size_t const&, unsigned long, unsigned long, void*, void*, bool) storage/innobase/fil/fil0fil.cc:5082:2 (mysqld+0x1ab8de2)
    #7 buf_flush_write_block_low(buf_page_t*, buf_flush_t, bool) storage/innobase/buf/buf0flu.cc:1112:3 (mysqld+0x1cb970a)
    #8 buf_flush_page(buf_pool_t*, buf_page_t*, buf_flush_t, bool) storage/innobase/buf/buf0flu.cc:1270:3 (mysqld+0x1cb7d70)
    #9 buf_flush_try_neighbors(page_id_t const&, buf_flush_t, unsigned long, unsigned long) storage/innobase/buf/buf0flu.cc:1493:9 (mysqld+0x1cc9674)
    #10 buf_flush_page_and_try_neighbors(buf_page_t*, buf_flush_t, unsigned long, unsigned long*) storage/innobase/buf/buf0flu.cc:1565:13 (mysqld+0x1cbadf3)
    #11 buf_do_flush_list_batch(buf_pool_t*, unsigned long, unsigned long) storage/innobase/buf/buf0flu.cc:1825:3 (mysqld+0x1cbbcb8)
    #12 buf_flush_batch(buf_pool_t*, buf_flush_t, unsigned long, unsigned long, flush_counters_t*) storage/innobase/buf/buf0flu.cc:1895:16 (mysqld+0x1cbb459)
    #13 buf_flush_do_batch(buf_pool_t*, buf_flush_t, unsigned long, unsigned long, flush_counters_t*) storage/innobase/buf/buf0flu.cc:2065:2 (mysqld+0x1cbcfe1)
    #14 buf_flush_lists(unsigned long, unsigned long, unsigned long*) storage/innobase/buf/buf0flu.cc:2167:8 (mysqld+0x1cbd5a3)
    #15 log_preflush_pool_modified_pages(unsigned long) storage/innobase/log/log0log.cc:1400:13 (mysqld+0x1eefc3b)
    #16 log_make_checkpoint_at(unsigned long, bool) storage/innobase/log/log0log.cc:1751:10 (mysqld+0x1eefb16)
    #17 buf_dblwr_create() storage/innobase/buf/buf0dblwr.cc:335:2 (mysqld+0x1cd2141)
    #18 innobase_start_or_create_for_mysql() storage/innobase/srv/srv0start.cc:2539:10 (mysqld+0x21b4d8e)
    #19 innobase_init(void*) storage/innobase/handler/ha_innodb.cc:4193:8 (mysqld+0x1a5e3d7)
    #20 ha_initialize_handlerton(st_plugin_int*) sql/handler.cc:522:31 (mysqld+0xc74d33)
    #21 plugin_initialize(st_mem_root*, st_plugin_int*, int*, char**, bool) sql/sql_plugin.cc:1447:9 (mysqld+0x1376d5d)
    #22 plugin_init(int*, char**, int) sql/sql_plugin.cc:1729:15 (mysqld+0x13761c0)
    #23 init_server_components() sql/mysqld.cc:5348:7 (mysqld+0xc0d0ff)
    #24 mysqld_main(int, char**) sql/mysqld.cc:5943:7 (mysqld+0xc06f9d)
    #25 main sql/main.cc:25:10 (mysqld+0xbff71b)

WARNING: ThreadSanitizer: data race (pid=29031)
  Write of size 8 at 0x0000039e48e0 by thread T15:
    #0 srv_monitor_thread storage/innobase/srv/srv0srv.cc:1699:24 (mysqld+0x21a254e)

  Previous write of size 8 at 0x0000039e48e0 by thread T14:
    #0 srv_refresh_innodb_monitor_stats() storage/innobase/srv/srv0srv.cc:1165:24 (mysqld+0x21a3124)
    #1 srv_error_monitor_thread storage/innobase/srv/srv0srv.cc:1836:3 (mysqld+0x21a2d40)

  Location is global 'srv_last_monitor_time' of size 8 at 0x0000039e48e0 (mysqld+0x0000039e48e0)
kevgs added a commit that referenced this issue Mar 19, 2018
srv_last_monitor_time: make all accesses relaxed atomical

WARNING: ThreadSanitizer: data race (pid=12041)
  Write of size 8 at 0x000003949278 by thread T26 (mutexes: write M226445748578513120):
    #0 thd_destructor_proxy storage/innobase/handler/ha_innodb.cc:314:14 (mysqld+0x19b5505)

  Previous read of size 8 at 0x000003949278 by main thread:
    #0 innobase_init(void*) storage/innobase/handler/ha_innodb.cc:4180:11 (mysqld+0x1a03404)
    #1 ha_initialize_handlerton(st_plugin_int*) sql/handler.cc:522:31 (mysqld+0xc5ec73)
    #2 plugin_initialize(st_mem_root*, st_plugin_int*, int*, char**, bool) sql/sql_plugin.cc:1447:9 (mysqld+0x134908d)
    #3 plugin_init(int*, char**, int) sql/sql_plugin.cc:1729:15 (mysqld+0x13484f0)
    #4 init_server_components() sql/mysqld.cc:5345:7 (mysqld+0xbf720f)
    #5 mysqld_main(int, char**) sql/mysqld.cc:5940:7 (mysqld+0xbf107d)
    #6 main sql/main.cc:25:10 (mysqld+0xbe971b)

  Location is global 'srv_running' of size 8 at 0x000003949278 (mysqld+0x000003949278)

WARNING: ThreadSanitizer: data race (pid=27869)
  Atomic write of size 4 at 0x7b4800000c00 by thread T8:
    #0 __tsan_atomic32_exchange llvm/projects/compiler-rt/lib/tsan/rtl/tsan_interface_atomic.cc:589 (mysqld+0xbd4eac)
    #1 TTASEventMutex<GenericPolicy>::exit() storage/innobase/include/ib0mutex.h:467:7 (mysqld+0x1a8d4cb)
    #2 PolicyMutex<TTASEventMutex<GenericPolicy> >::exit() storage/innobase/include/ib0mutex.h:609:10 (mysqld+0x1a7839e)
    #3 fil_validate() storage/innobase/fil/fil0fil.cc:5535:2 (mysqld+0x1abd913)
    #4 fil_validate_skip() storage/innobase/fil/fil0fil.cc:204:9 (mysqld+0x1aba601)
    #5 fil_aio_wait(unsigned long) storage/innobase/fil/fil0fil.cc:5296:2 (mysqld+0x1abbae6)
    #6 io_handler_thread storage/innobase/srv/srv0start.cc:340:3 (mysqld+0x21abe1e)

  Previous read of size 4 at 0x7b4800000c00 by main thread (mutexes: write M1273, write M1271):
    #0 TTASEventMutex<GenericPolicy>::state() const storage/innobase/include/ib0mutex.h:530:10 (mysqld+0x21c66e2)
    #1 sync_array_detect_deadlock(sync_array_t*, sync_cell_t*, sync_cell_t*, unsigned long) storage/innobase/sync/sync0arr.cc:746:14 (mysqld+0x21c1c7a)
    #2 sync_array_wait_event(sync_array_t*, sync_cell_t*&) storage/innobase/sync/sync0arr.cc:465:6 (mysqld+0x21c1708)
    #3 TTASEventMutex<GenericPolicy>::enter(unsigned int, unsigned int, char const*, unsigned int) storage/innobase/include/ib0mutex.h:516:6 (mysqld+0x1a8c206)
    #4 PolicyMutex<TTASEventMutex<GenericPolicy> >::enter(unsigned int, unsigned int, char const*, unsigned int) storage/innobase/include/ib0mutex.h:635:10 (mysqld+0x1a782c3)
    #5 fil_mutex_enter_and_prepare_for_io(unsigned long) storage/innobase/fil/fil0fil.cc:1131:3 (mysqld+0x1a9a92e)
    #6 fil_io(IORequest const&, bool, page_id_t const&, page_size_t const&, unsigned long, unsigned long, void*, void*, bool) storage/innobase/fil/fil0fil.cc:5082:2 (mysqld+0x1ab8de2)
    #7 buf_flush_write_block_low(buf_page_t*, buf_flush_t, bool) storage/innobase/buf/buf0flu.cc:1112:3 (mysqld+0x1cb970a)
    #8 buf_flush_page(buf_pool_t*, buf_page_t*, buf_flush_t, bool) storage/innobase/buf/buf0flu.cc:1270:3 (mysqld+0x1cb7d70)
    #9 buf_flush_try_neighbors(page_id_t const&, buf_flush_t, unsigned long, unsigned long) storage/innobase/buf/buf0flu.cc:1493:9 (mysqld+0x1cc9674)
    #10 buf_flush_page_and_try_neighbors(buf_page_t*, buf_flush_t, unsigned long, unsigned long*) storage/innobase/buf/buf0flu.cc:1565:13 (mysqld+0x1cbadf3)
    #11 buf_do_flush_list_batch(buf_pool_t*, unsigned long, unsigned long) storage/innobase/buf/buf0flu.cc:1825:3 (mysqld+0x1cbbcb8)
    #12 buf_flush_batch(buf_pool_t*, buf_flush_t, unsigned long, unsigned long, flush_counters_t*) storage/innobase/buf/buf0flu.cc:1895:16 (mysqld+0x1cbb459)
    #13 buf_flush_do_batch(buf_pool_t*, buf_flush_t, unsigned long, unsigned long, flush_counters_t*) storage/innobase/buf/buf0flu.cc:2065:2 (mysqld+0x1cbcfe1)
    #14 buf_flush_lists(unsigned long, unsigned long, unsigned long*) storage/innobase/buf/buf0flu.cc:2167:8 (mysqld+0x1cbd5a3)
    #15 log_preflush_pool_modified_pages(unsigned long) storage/innobase/log/log0log.cc:1400:13 (mysqld+0x1eefc3b)
    #16 log_make_checkpoint_at(unsigned long, bool) storage/innobase/log/log0log.cc:1751:10 (mysqld+0x1eefb16)
    #17 buf_dblwr_create() storage/innobase/buf/buf0dblwr.cc:335:2 (mysqld+0x1cd2141)
    #18 innobase_start_or_create_for_mysql() storage/innobase/srv/srv0start.cc:2539:10 (mysqld+0x21b4d8e)
    #19 innobase_init(void*) storage/innobase/handler/ha_innodb.cc:4193:8 (mysqld+0x1a5e3d7)
    #20 ha_initialize_handlerton(st_plugin_int*) sql/handler.cc:522:31 (mysqld+0xc74d33)
    #21 plugin_initialize(st_mem_root*, st_plugin_int*, int*, char**, bool) sql/sql_plugin.cc:1447:9 (mysqld+0x1376d5d)
    #22 plugin_init(int*, char**, int) sql/sql_plugin.cc:1729:15 (mysqld+0x13761c0)
    #23 init_server_components() sql/mysqld.cc:5348:7 (mysqld+0xc0d0ff)
    #24 mysqld_main(int, char**) sql/mysqld.cc:5943:7 (mysqld+0xc06f9d)
    #25 main sql/main.cc:25:10 (mysqld+0xbff71b)

WARNING: ThreadSanitizer: data race (pid=29031)
  Write of size 8 at 0x0000039e48e0 by thread T15:
    #0 srv_monitor_thread storage/innobase/srv/srv0srv.cc:1699:24 (mysqld+0x21a254e)

  Previous write of size 8 at 0x0000039e48e0 by thread T14:
    #0 srv_refresh_innodb_monitor_stats() storage/innobase/srv/srv0srv.cc:1165:24 (mysqld+0x21a3124)
    #1 srv_error_monitor_thread storage/innobase/srv/srv0srv.cc:1836:3 (mysqld+0x21a2d40)

  Location is global 'srv_last_monitor_time' of size 8 at 0x0000039e48e0 (mysqld+0x0000039e48e0)
midenok pushed a commit that referenced this issue Mar 28, 2018
srv_last_monitor_time: make all accesses relaxed atomical

WARNING: ThreadSanitizer: data race (pid=12041)
  Write of size 8 at 0x000003949278 by thread T26 (mutexes: write M226445748578513120):
    #0 thd_destructor_proxy storage/innobase/handler/ha_innodb.cc:314:14 (mysqld+0x19b5505)

  Previous read of size 8 at 0x000003949278 by main thread:
    #0 innobase_init(void*) storage/innobase/handler/ha_innodb.cc:4180:11 (mysqld+0x1a03404)
    #1 ha_initialize_handlerton(st_plugin_int*) sql/handler.cc:522:31 (mysqld+0xc5ec73)
    #2 plugin_initialize(st_mem_root*, st_plugin_int*, int*, char**, bool) sql/sql_plugin.cc:1447:9 (mysqld+0x134908d)
    #3 plugin_init(int*, char**, int) sql/sql_plugin.cc:1729:15 (mysqld+0x13484f0)
    #4 init_server_components() sql/mysqld.cc:5345:7 (mysqld+0xbf720f)
    #5 mysqld_main(int, char**) sql/mysqld.cc:5940:7 (mysqld+0xbf107d)
    #6 main sql/main.cc:25:10 (mysqld+0xbe971b)

  Location is global 'srv_running' of size 8 at 0x000003949278 (mysqld+0x000003949278)

WARNING: ThreadSanitizer: data race (pid=27869)
  Atomic write of size 4 at 0x7b4800000c00 by thread T8:
    #0 __tsan_atomic32_exchange llvm/projects/compiler-rt/lib/tsan/rtl/tsan_interface_atomic.cc:589 (mysqld+0xbd4eac)
    #1 TTASEventMutex<GenericPolicy>::exit() storage/innobase/include/ib0mutex.h:467:7 (mysqld+0x1a8d4cb)
    #2 PolicyMutex<TTASEventMutex<GenericPolicy> >::exit() storage/innobase/include/ib0mutex.h:609:10 (mysqld+0x1a7839e)
    #3 fil_validate() storage/innobase/fil/fil0fil.cc:5535:2 (mysqld+0x1abd913)
    #4 fil_validate_skip() storage/innobase/fil/fil0fil.cc:204:9 (mysqld+0x1aba601)
    #5 fil_aio_wait(unsigned long) storage/innobase/fil/fil0fil.cc:5296:2 (mysqld+0x1abbae6)
    #6 io_handler_thread storage/innobase/srv/srv0start.cc:340:3 (mysqld+0x21abe1e)

  Previous read of size 4 at 0x7b4800000c00 by main thread (mutexes: write M1273, write M1271):
    #0 TTASEventMutex<GenericPolicy>::state() const storage/innobase/include/ib0mutex.h:530:10 (mysqld+0x21c66e2)
    #1 sync_array_detect_deadlock(sync_array_t*, sync_cell_t*, sync_cell_t*, unsigned long) storage/innobase/sync/sync0arr.cc:746:14 (mysqld+0x21c1c7a)
    #2 sync_array_wait_event(sync_array_t*, sync_cell_t*&) storage/innobase/sync/sync0arr.cc:465:6 (mysqld+0x21c1708)
    #3 TTASEventMutex<GenericPolicy>::enter(unsigned int, unsigned int, char const*, unsigned int) storage/innobase/include/ib0mutex.h:516:6 (mysqld+0x1a8c206)
    #4 PolicyMutex<TTASEventMutex<GenericPolicy> >::enter(unsigned int, unsigned int, char const*, unsigned int) storage/innobase/include/ib0mutex.h:635:10 (mysqld+0x1a782c3)
    #5 fil_mutex_enter_and_prepare_for_io(unsigned long) storage/innobase/fil/fil0fil.cc:1131:3 (mysqld+0x1a9a92e)
    #6 fil_io(IORequest const&, bool, page_id_t const&, page_size_t const&, unsigned long, unsigned long, void*, void*, bool) storage/innobase/fil/fil0fil.cc:5082:2 (mysqld+0x1ab8de2)
    #7 buf_flush_write_block_low(buf_page_t*, buf_flush_t, bool) storage/innobase/buf/buf0flu.cc:1112:3 (mysqld+0x1cb970a)
    #8 buf_flush_page(buf_pool_t*, buf_page_t*, buf_flush_t, bool) storage/innobase/buf/buf0flu.cc:1270:3 (mysqld+0x1cb7d70)
    #9 buf_flush_try_neighbors(page_id_t const&, buf_flush_t, unsigned long, unsigned long) storage/innobase/buf/buf0flu.cc:1493:9 (mysqld+0x1cc9674)
    #10 buf_flush_page_and_try_neighbors(buf_page_t*, buf_flush_t, unsigned long, unsigned long*) storage/innobase/buf/buf0flu.cc:1565:13 (mysqld+0x1cbadf3)
    #11 buf_do_flush_list_batch(buf_pool_t*, unsigned long, unsigned long) storage/innobase/buf/buf0flu.cc:1825:3 (mysqld+0x1cbbcb8)
    #12 buf_flush_batch(buf_pool_t*, buf_flush_t, unsigned long, unsigned long, flush_counters_t*) storage/innobase/buf/buf0flu.cc:1895:16 (mysqld+0x1cbb459)
    #13 buf_flush_do_batch(buf_pool_t*, buf_flush_t, unsigned long, unsigned long, flush_counters_t*) storage/innobase/buf/buf0flu.cc:2065:2 (mysqld+0x1cbcfe1)
    #14 buf_flush_lists(unsigned long, unsigned long, unsigned long*) storage/innobase/buf/buf0flu.cc:2167:8 (mysqld+0x1cbd5a3)
    #15 log_preflush_pool_modified_pages(unsigned long) storage/innobase/log/log0log.cc:1400:13 (mysqld+0x1eefc3b)
    #16 log_make_checkpoint_at(unsigned long, bool) storage/innobase/log/log0log.cc:1751:10 (mysqld+0x1eefb16)
    #17 buf_dblwr_create() storage/innobase/buf/buf0dblwr.cc:335:2 (mysqld+0x1cd2141)
    #18 innobase_start_or_create_for_mysql() storage/innobase/srv/srv0start.cc:2539:10 (mysqld+0x21b4d8e)
    #19 innobase_init(void*) storage/innobase/handler/ha_innodb.cc:4193:8 (mysqld+0x1a5e3d7)
    #20 ha_initialize_handlerton(st_plugin_int*) sql/handler.cc:522:31 (mysqld+0xc74d33)
    #21 plugin_initialize(st_mem_root*, st_plugin_int*, int*, char**, bool) sql/sql_plugin.cc:1447:9 (mysqld+0x1376d5d)
    #22 plugin_init(int*, char**, int) sql/sql_plugin.cc:1729:15 (mysqld+0x13761c0)
    #23 init_server_components() sql/mysqld.cc:5348:7 (mysqld+0xc0d0ff)
    #24 mysqld_main(int, char**) sql/mysqld.cc:5943:7 (mysqld+0xc06f9d)
    #25 main sql/main.cc:25:10 (mysqld+0xbff71b)

WARNING: ThreadSanitizer: data race (pid=29031)
  Write of size 8 at 0x0000039e48e0 by thread T15:
    #0 srv_monitor_thread storage/innobase/srv/srv0srv.cc:1699:24 (mysqld+0x21a254e)

  Previous write of size 8 at 0x0000039e48e0 by thread T14:
    #0 srv_refresh_innodb_monitor_stats() storage/innobase/srv/srv0srv.cc:1165:24 (mysqld+0x21a3124)
    #1 srv_error_monitor_thread storage/innobase/srv/srv0srv.cc:1836:3 (mysqld+0x21a2d40)

  Location is global 'srv_last_monitor_time' of size 8 at 0x0000039e48e0 (mysqld+0x0000039e48e0)
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