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  1. MariaDB Server
  2. MDEV-16063

[Draft] ASAN use-after-poison in row_sel / row_sel_step / que_thr_step

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    Description

      10.3 ASAN cb16bc95ff9a7b

      =================================================================
      ==5740==ERROR: AddressSanitizer: use-after-poison on address 0x7f151454e9c8 at pc 0x562f4e8d8194 bp 0x7f14f45c5fc0 sp 0x7f14f45c5fb8
      READ of size 8 at 0x7f151454e9c8 thread T34
          #0 0x562f4e8d8193 in row_sel /data/src/10.3/storage/innobase/row/row0sel.cc:1798
          #1 0x562f4e8da065 in row_sel_step(que_thr_t*) /data/src/10.3/storage/innobase/row/row0sel.cc:2328
          #2 0x562f4e7cf78f in que_thr_step /data/src/10.3/storage/innobase/que/que0que.cc:1022
          #3 0x562f4e7cfe2a in que_run_threads_low /data/src/10.3/storage/innobase/que/que0que.cc:1108
          #4 0x562f4e7d0181 in que_run_threads(que_thr_t*) /data/src/10.3/storage/innobase/que/que0que.cc:1148
          #5 0x562f4e7d074c in que_eval_sql(pars_info_t*, char const*, unsigned long, trx_t*) /data/src/10.3/storage/innobase/que/que0que.cc:1225
          #6 0x562f4eb91734 in dict_stats_exec_sql /data/src/10.3/storage/innobase/dict/dict0stats.cc:312
          #7 0x562f4eb9e67a in dict_stats_delete_from_table_stats /data/src/10.3/storage/innobase/dict/dict0stats.cc:3493
          #8 0x562f4eb9ead9 in dict_stats_drop_table(char const*, char*, unsigned long) /data/src/10.3/storage/innobase/dict/dict0stats.cc:3571
          #9 0x562f4e87cdae in row_drop_table_for_mysql(char const*, trx_t*, bool, unsigned long, bool) /data/src/10.3/storage/innobase/row/row0mysql.cc:3563
          #10 0x562f4e85b40d in row_merge_drop_table(trx_t*, dict_table_t*) /data/src/10.3/storage/innobase/row/row0merge.cc:4519
          #11 0x562f4eb38f71 in dict_table_close_and_drop(trx_t*, dict_table_t*) /data/src/10.3/storage/innobase/dict/dict0dict.cc:566
          #12 0x562f4e681f47 in rollback_inplace_alter_table(Alter_inplace_info*, TABLE const*, row_prebuilt_t*) (/data/bld/10.3-asan/bin/mysqld+0x1d8cf47)
          #13 0x562f4e67600c in ha_innobase::commit_inplace_alter_table(TABLE*, Alter_inplace_info*, bool) /data/src/10.3/storage/innobase/handler/handler0alter.cc:9107
          #14 0x562f4de3b5a5 in handler::ha_commit_inplace_alter_table(TABLE*, Alter_inplace_info*, bool) /data/src/10.3/sql/handler.cc:4406
          #15 0x562f4d9533fc in mysql_inplace_alter_table /data/src/10.3/sql/sql_table.cc:7626
          #16 0x562f4d95fe7f in mysql_alter_table(THD*, st_mysql_const_lex_string const*, st_mysql_const_lex_string const*, HA_CREATE_INFO*, TABLE_LIST*, Alter_info*, unsigned int, st_order*, bool) /data/src/10.3/sql/sql_table.cc:9670
          #17 0x562f4daa4e4f in Sql_cmd_alter_table::execute(THD*) /data/src/10.3/sql/sql_alter.cc:334
          #18 0x562f4d74b957 in mysql_execute_command(THD*) /data/src/10.3/sql/sql_parse.cc:6282
          #19 0x562f4d755ec6 in mysql_parse(THD*, char*, unsigned int, Parser_state*, bool, bool) /data/src/10.3/sql/sql_parse.cc:8001
          #20 0x562f4d73076c in dispatch_command(enum_server_command, THD*, char*, unsigned int, bool, bool) /data/src/10.3/sql/sql_parse.cc:1846
          #21 0x562f4d72d803 in do_command(THD*) /data/src/10.3/sql/sql_parse.cc:1391
          #22 0x562f4da96590 in do_handle_one_connection(CONNECT*) /data/src/10.3/sql/sql_connect.cc:1402
          #23 0x562f4da95fa5 in handle_one_connection /data/src/10.3/sql/sql_connect.cc:1308
          #24 0x7f152a766493 in start_thread (/lib/x86_64-linux-gnu/libpthread.so.0+0x7493)
          #25 0x7f1528b4c93e in __clone (/lib/x86_64-linux-gnu/libc.so.6+0xe893e)
       
      0x7f151454e9c8 is located 531042696 bytes to the rightASAN:SIGSEGV
      ==5740==AddressSanitizer: while reporting a bug found another one.Ignoring.
      

      Unfortunately this is the end of the report.

      Similar problem on one of previous builds:

      ==26413==ERROR: AddressSanitizer: use-after-poison on address 0x7fbb7597bdd0 at pc 0x5559f417c27c bp 0x7fbb5588fc80 sp 0x7fbb5588fc78
      READ of size 4 at 0x7fbb7597bdd0 thread T37
          #0 0x5559f417c27b in que_thr_step /data/src/10.3/storage/innobase/que/que0que.cc:1070
          #1 0x5559f417c516 in que_run_threads_low /data/src/10.3/storage/innobase/que/que0que.cc:1108
          #2 0x5559f417c86d in que_run_threads(que_thr_t*) /data/src/10.3/storage/innobase/que/que0que.cc:1148
          #3 0x5559f417ce38 in que_eval_sql(pars_info_t*, char const*, unsigned long, trx_t*) /data/src/10.3/storage/innobase/que/que0que.cc:1225
          #4 0x5559f4541233 in dict_stats_exec_sql /data/src/10.3/storage/innobase/dict/dict0stats.cc:312
          #5 0x5559f454e20e in dict_stats_delete_from_table_stats /data/src/10.3/storage/innobase/dict/dict0stats.cc:3494
          #6 0x5559f454e66d in dict_stats_drop_table(char const*, char*, unsigned long) /data/src/10.3/storage/innobase/dict/dict0stats.cc:3572
          #7 0x5559f42299ed in row_drop_table_for_mysql(char const*, trx_t*, bool, unsigned long, bool) /data/src/10.3/storage/innobase/row/row0mysql.cc:3563
          #8 0x5559f3fa98d1 in ha_innobase::delete_table(char const*) /data/src/10.3/storage/innobase/handler/ha_innodb.cc:12952
          #9 0x5559f37e5c70 in handler::ha_delete_table(char const*) /data/src/10.3/sql/handler.cc:4510
          #10 0x5559f37d5d67 in ha_delete_table(THD*, handlerton*, char const*, st_mysql_const_lex_string const*, st_mysql_const_lex_string const*, bool) /data/src/10.3/sql/handler.cc:2528
          #11 0x5559f32dbf3d in mysql_rm_table_no_locks(THD*, TABLE_LIST*, bool, bool, bool, bool, bool, bool) /data/src/10.3/sql/sql_table.cc:2513
          #12 0x5559f32da296 in mysql_rm_table(THD*, TABLE_LIST*, bool, bool, bool) /data/src/10.3/sql/sql_table.cc:2127
          #13 0x5559f30ebe32 in mysql_execute_command(THD*) /data/src/10.3/sql/sql_parse.cc:5050
          #14 0x5559f30fe702 in mysql_parse(THD*, char*, unsigned int, Parser_state*, bool, bool) /data/src/10.3/sql/sql_parse.cc:8001
          #15 0x5559f30d8fa8 in dispatch_command(enum_server_command, THD*, char*, unsigned int, bool, bool) /data/src/10.3/sql/sql_parse.cc:1846
          #16 0x5559f30d603f in do_command(THD*) /data/src/10.3/sql/sql_parse.cc:1391
          #17 0x5559f343f10c in do_handle_one_connection(CONNECT*) /data/src/10.3/sql/sql_connect.cc:1402
          #18 0x5559f343eb21 in handle_one_connection /data/src/10.3/sql/sql_connect.cc:1308
          #19 0x7fbb8bb93493 in start_thread (/lib/x86_64-linux-gnu/libpthread.so.0+0x7493)
          #20 0x7fbb89f7993e in __clone (/lib/x86_64-linux-gnu/libc.so.6+0xe893e)
      

      Both tests were run as

      experimental 745dc5101b2c4e98

      ASAN_OPTIONS=abort_on_error=1 perl ./runall-trials.pl --trials=10 --duration=350 --threads=6 --seed=1524795148  --validators=TransformerNoComparator --transformers=ConvertSubqueriesToViews,ConvertTablesToDerived,Count,DisableOptimizations,Distinct,EnableOptimizations,ExecuteAsCTE,ExecuteAsDeleteReturning,ExecuteAsDerived,ExecuteAsExcept,ExecuteAsExecuteImmediate,ExecuteAsInsertSelect,ExecuteAsIntersect,ExecuteAsSelectItem,ExecuteAsUnion,ExecuteAsUpdateDelete,ExecuteAsView,ExecuteAsWhereSubquery,Having,InlineSubqueries,LimitRowsExamined,OrderBy,StraightJoin,ExecuteAsPreparedTwice,ExecuteAsTrigger,ExecuteAsSPTwice,ExecuteAsFunctionTwice  --mysqld=--log_output=FILE  --mysqld=--max-statement-time=2 --mysqld=--lock-wait-timeout=5 --mysqld=--innodb-lock-wait-timeout=3 --mysqld=--loose-debug_assert_on_not_freed_memory=0 --views  --basedir=/data/bld/10.3-asan --grammar=conf/runtime/alter_online.yy --gendata=conf/runtime/alter_online.zz --engine=InnoDB --vardir=/dev/shm/vardir2
      

      It takes multiple trials to reproduce.

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            elenst Elena Stepanova created issue -

            For me, the MDEV-15791 test occasionally triggers either use-after-poison or heap-use-after-free on DROP TABLE.
            This is the test that I used (I had to add some alternative error codes at the end):

            --source include/have_innodb.inc
            CREATE TABLE t1 (col1 INT, col2 INT) ENGINE = InnoDB;
            INSERT INTO t1 VALUES (1,1);
             
            --connect(con1,localhost,root,,test)
            XA BEGIN 'xid';
            INSERT INTO t1 VALUES (1,0);
             
            --connection default
            --send
            DELETE FROM t1;
             
            --connection con1
            --send
            DELETE FROM t1;
             
            --connect(con2,localhost,root,,test)
            SET innodb_lock_wait_timeout= 1;
            --send
            ALTER TABLE t1 ADD UNIQUE KEY uidx(col1);
             
            --connection con1
            --error 0,ER_LOCK_DEADLOCK
            --reap
            --error 0,ER_DUP_ENTRY
            INSERT INTO t1 VALUES (2,2),(2,2);
            --error ER_XAER_RMFAIL
            ALTER TABLE t1 FORCE;
            UPDATE t1 SET col2 = 2;
             
            # Cleanup
            --disconnect con1
            --connection con2
            --error 0,ER_LOCK_WAIT_TIMEOUT,ER_DUP_ENTRY,ER_DUP_UNKNOWN_IN_INDEX,ER_LOCK_WAIT_TIMEOUT
            --reap
            --disconnect con2
            --connection default
            --error 0,ER_LOCK_DEADLOCK,ER_LOCK_WAIT_TIMEOUT
            --reap
            DROP TABLE t1;
            

            With the ASAN heap or user poisoning disabled, it no longer crashes for me.

            marko Marko Mäkelä added a comment - For me, the MDEV-15791 test occasionally triggers either use-after-poison or heap-use-after-free on DROP TABLE . This is the test that I used (I had to add some alternative error codes at the end): --source include/have_innodb.inc CREATE TABLE t1 (col1 INT , col2 INT ) ENGINE = InnoDB; INSERT INTO t1 VALUES (1,1);   --connect(con1,localhost,root,,test) XA BEGIN 'xid' ; INSERT INTO t1 VALUES (1,0);   --connection default --send DELETE FROM t1;   --connection con1 --send DELETE FROM t1;   --connect(con2,localhost,root,,test) SET innodb_lock_wait_timeout= 1; --send ALTER TABLE t1 ADD UNIQUE KEY uidx(col1);   --connection con1 --error 0,ER_LOCK_DEADLOCK --reap --error 0,ER_DUP_ENTRY INSERT INTO t1 VALUES (2,2),(2,2); --error ER_XAER_RMFAIL ALTER TABLE t1 FORCE ; UPDATE t1 SET col2 = 2;   # Cleanup --disconnect con1 --connection con2 --error 0,ER_LOCK_WAIT_TIMEOUT,ER_DUP_ENTRY,ER_DUP_UNKNOWN_IN_INDEX,ER_LOCK_WAIT_TIMEOUT --reap --disconnect con2 --connection default --error 0,ER_LOCK_DEADLOCK,ER_LOCK_WAIT_TIMEOUT --reap DROP TABLE t1; With the ASAN heap or user poisoning disabled, it no longer crashes for me.

            There is some indication that the problem may be related to failed or failing table-rebuilding ALTER TABLE.
            Here is a stack trace from an ASAN core dump from mleich. Note that an error may have occurred earlier, before the crash at the start of this table-rebuilding ALTER TABLE:

            # 2018-05-07T12:55:09 [26694] #9  0x00007f62dc6e770a in __asan_report_store4 () from /usr/lib/x86_64-linux-gnu/libasan.so.4
            # 2018-05-07T12:55:09 [26694] #10 0x000056341e3ca1e0 in dict_create_table_step (thr=0x61b000459398) at /work/Server/10.3/storage/innobase/dict/dict0crea.cc:1256
            # 2018-05-07T12:55:09 [26694] #11 0x000056341df89214 in que_thr_step (thr=0x61b000459398) at /work/Server/10.3/storage/innobase/que/que0que.cc:1054
            # 2018-05-07T12:55:09 [26694] #12 0x000056341df895b4 in que_run_threads_low (thr=0x61b000459398) at /work/Server/10.3/storage/innobase/que/que0que.cc:1108
            # 2018-05-07T12:55:09 [26694] #13 0x000056341df8999d in que_run_threads (thr=0x61b000459398) at /work/Server/10.3/storage/innobase/que/que0que.cc:1148
            # 2018-05-07T12:55:09 [26694] #14 0x000056341e05c999 in row_create_table_for_mysql (table=0x617000b24588, trx=0x7f62c6784108, mode=FIL_ENCRYPTION_DEFAULT, key_id=1) at /work/Server/10.3/storage/innobase/row/row0mysql.cc:2413
            # 2018-05-07T12:55:09 [26694] #15 0x000056341ddc2c9b in prepare_inplace_alter_table_dict (ha_alter_info=0x7f62afd5d5a0, altered_table=0x61f000872288, old_table=0x61f00083f688, table_name=0x61a000d83bdf "t3_1", flags=33, flags2=80, fts_doc_id_col=18446744073709551615, add_fts_doc_id=false, add_fts_doc_id_idx=false) at /work/Server/10.3/storage/innobase/handler/handler0alter.cc:5488
            # 2018-05-07T12:55:09 [26694] #16 0x000056341ddcf8f3 in ha_innobase::prepare_inplace_alter_table (this=0x61d000585ca0, altered_table=0x61f000872288, ha_alter_info=0x7f62afd5d5a0) at /work/Server/10.3/storage/innobase/handler/handler0alter.cc:6962
            # 2018-05-07T12:55:09 [26694] #17 0x000056341d7b3125 in handler::ha_prepare_inplace_alter_table (this=0x61d000585ca0, altered_table=0x61f000872288, ha_alter_info=0x7f62afd5d5a0) at /work/Server/10.3/sql/handler.cc:4387
            

            marko Marko Mäkelä added a comment - There is some indication that the problem may be related to failed or failing table-rebuilding ALTER TABLE . Here is a stack trace from an ASAN core dump from mleich . Note that an error may have occurred earlier, before the crash at the start of this table-rebuilding ALTER TABLE : # 2018-05-07T12:55:09 [26694] #9 0x00007f62dc6e770a in __asan_report_store4 () from /usr/lib/x86_64-linux-gnu/libasan.so.4 # 2018-05-07T12:55:09 [26694] #10 0x000056341e3ca1e0 in dict_create_table_step (thr=0x61b000459398) at /work/Server/10.3/storage/innobase/dict/dict0crea.cc:1256 # 2018-05-07T12:55:09 [26694] #11 0x000056341df89214 in que_thr_step (thr=0x61b000459398) at /work/Server/10.3/storage/innobase/que/que0que.cc:1054 # 2018-05-07T12:55:09 [26694] #12 0x000056341df895b4 in que_run_threads_low (thr=0x61b000459398) at /work/Server/10.3/storage/innobase/que/que0que.cc:1108 # 2018-05-07T12:55:09 [26694] #13 0x000056341df8999d in que_run_threads (thr=0x61b000459398) at /work/Server/10.3/storage/innobase/que/que0que.cc:1148 # 2018-05-07T12:55:09 [26694] #14 0x000056341e05c999 in row_create_table_for_mysql (table=0x617000b24588, trx=0x7f62c6784108, mode=FIL_ENCRYPTION_DEFAULT, key_id=1) at /work/Server/10.3/storage/innobase/row/row0mysql.cc:2413 # 2018-05-07T12:55:09 [26694] #15 0x000056341ddc2c9b in prepare_inplace_alter_table_dict (ha_alter_info=0x7f62afd5d5a0, altered_table=0x61f000872288, old_table=0x61f00083f688, table_name=0x61a000d83bdf "t3_1", flags=33, flags2=80, fts_doc_id_col=18446744073709551615, add_fts_doc_id=false, add_fts_doc_id_idx=false) at /work/Server/10.3/storage/innobase/handler/handler0alter.cc:5488 # 2018-05-07T12:55:09 [26694] #16 0x000056341ddcf8f3 in ha_innobase::prepare_inplace_alter_table (this=0x61d000585ca0, altered_table=0x61f000872288, ha_alter_info=0x7f62afd5d5a0) at /work/Server/10.3/storage/innobase/handler/handler0alter.cc:6962 # 2018-05-07T12:55:09 [26694] #17 0x000056341d7b3125 in handler::ha_prepare_inplace_alter_table (this=0x61d000585ca0, altered_table=0x61f000872288, ha_alter_info=0x7f62afd5d5a0) at /work/Server/10.3/sql/handler.cc:4387
            marko Marko Mäkelä made changes -
            Field Original Value New Value
            mleich Matthias Leich made changes -
            alice Alice Sherepa added a comment -

            got something similar on 10.3 commit 358ae4b46dd52b329154c

            ==30481==ERROR: AddressSanitizer: use-after-poison on address 0x7f6992bfa468 at pc 0x55c9014c45a6 bp 0x7f697fcaf4d0 sp 0x7f697fcaf4c0
            READ of size 8 at 0x7f6992bfa468 thread T17
                #0 0x55c9014c45a5 in row_sel /home/alice/git/10.3/storage/innobase/row/row0sel.cc:1798
                #1 0x55c9014c644f in row_sel_step(que_thr_t*) /home/alice/git/10.3/storage/innobase/row/row0sel.cc:2328
                #2 0x55c9013bd929 in que_thr_step /home/alice/git/10.3/storage/innobase/que/que0que.cc:1022
                #3 0x55c9013bdf90 in que_run_threads_low /home/alice/git/10.3/storage/innobase/que/que0que.cc:1108
                #4 0x55c9013be2d7 in que_run_threads(que_thr_t*) /home/alice/git/10.3/storage/innobase/que/que0que.cc:1148
                #5 0x55c9013be88b in que_eval_sql(pars_info_t*, char const*, unsigned long, trx_t*) /home/alice/git/10.3/storage/innobase/que/que0que.cc:1225
                #6 0x55c90177c97c in dict_stats_exec_sql /home/alice/git/10.3/storage/innobase/dict/dict0stats.cc:311
                #7 0x55c9017855ba in dict_stats_save /home/alice/git/10.3/storage/innobase/dict/dict0stats.cc:2492
                #8 0x55c9017886a9 in dict_stats_update(dict_table_t*, dict_stats_upd_option_t) /home/alice/git/10.3/storage/innobase/dict/dict0stats.cc:3205
                #9 0x55c90178f362 in dict_stats_process_entry_from_recalc_pool /home/alice/git/10.3/storage/innobase/dict/dict0stats_bg.cc:387
                #10 0x55c90178f6df in dict_stats_thread /home/alice/git/10.3/storage/innobase/dict/dict0stats_bg.cc:466
                #11 0x7f699eb076b9 in start_thread (/lib/x86_64-linux-gnu/libpthread.so.0+0x76b9)
                #12 0x7f699df9c41c in clone (/lib/x86_64-linux-gnu/libc.so.6+0x10741c)
            

            alice Alice Sherepa added a comment - got something similar on 10.3 commit 358ae4b46dd52b329154c ==30481==ERROR: AddressSanitizer: use-after-poison on address 0x7f6992bfa468 at pc 0x55c9014c45a6 bp 0x7f697fcaf4d0 sp 0x7f697fcaf4c0 READ of size 8 at 0x7f6992bfa468 thread T17 #0 0x55c9014c45a5 in row_sel /home/alice/git/10.3/storage/innobase/row/row0sel.cc:1798 #1 0x55c9014c644f in row_sel_step(que_thr_t*) /home/alice/git/10.3/storage/innobase/row/row0sel.cc:2328 #2 0x55c9013bd929 in que_thr_step /home/alice/git/10.3/storage/innobase/que/que0que.cc:1022 #3 0x55c9013bdf90 in que_run_threads_low /home/alice/git/10.3/storage/innobase/que/que0que.cc:1108 #4 0x55c9013be2d7 in que_run_threads(que_thr_t*) /home/alice/git/10.3/storage/innobase/que/que0que.cc:1148 #5 0x55c9013be88b in que_eval_sql(pars_info_t*, char const*, unsigned long, trx_t*) /home/alice/git/10.3/storage/innobase/que/que0que.cc:1225 #6 0x55c90177c97c in dict_stats_exec_sql /home/alice/git/10.3/storage/innobase/dict/dict0stats.cc:311 #7 0x55c9017855ba in dict_stats_save /home/alice/git/10.3/storage/innobase/dict/dict0stats.cc:2492 #8 0x55c9017886a9 in dict_stats_update(dict_table_t*, dict_stats_upd_option_t) /home/alice/git/10.3/storage/innobase/dict/dict0stats.cc:3205 #9 0x55c90178f362 in dict_stats_process_entry_from_recalc_pool /home/alice/git/10.3/storage/innobase/dict/dict0stats_bg.cc:387 #10 0x55c90178f6df in dict_stats_thread /home/alice/git/10.3/storage/innobase/dict/dict0stats_bg.cc:466 #11 0x7f699eb076b9 in start_thread (/lib/x86_64-linux-gnu/libpthread.so.0+0x76b9) #12 0x7f699df9c41c in clone (/lib/x86_64-linux-gnu/libc.so.6+0x10741c)
            alice Alice Sherepa added a comment -

            Version: '10.3.9-MariaDB-debug-log'  socket: '/home/alice/aliska/3/current1_1/mysql.sock'  port: 13000  Source distribution
            =================================================================
            ==32667==ERROR: AddressSanitizer: use-after-poison on address 0x7f01d3bfa4f8 at pc 0x55b4998febd3 bp 0x7f01c0cec0e0 sp 0x7f01c0cec0d0
            WRITE of size 8 at 0x7f01d3bfa4f8 thread T17
                #0 0x55b4998febd2 in que_eval_sql(pars_info_t*, char const*, unsigned long, trx_t*) /home/alice/git/10.3/storage/innobase/que/que0que.cc:1219
                #1 0x55b499cbd2aa in dict_stats_exec_sql /home/alice/git/10.3/storage/innobase/dict/dict0stats.cc:311
                #2 0x55b499cc5ee8 in dict_stats_save /home/alice/git/10.3/storage/innobase/dict/dict0stats.cc:2492
                #3 0x55b499cc8fd7 in dict_stats_update(dict_table_t*, dict_stats_upd_option_t) /home/alice/git/10.3/storage/innobase/dict/dict0stats.cc:3205
                #4 0x55b499ccfc90 in dict_stats_process_entry_from_recalc_pool /home/alice/git/10.3/storage/innobase/dict/dict0stats_bg.cc:387
                #5 0x55b499cd000d in dict_stats_thread /home/alice/git/10.3/storage/innobase/dict/dict0stats_bg.cc:466
                #6 0x7f01dfb446b9 in start_thread (/lib/x86_64-linux-gnu/libpthread.so.0+0x76b9)
                #7 0x7f01defd941c in clone (/lib/x86_64-linux-gnu/libc.so.6+0x10741c)
            

            alice Alice Sherepa added a comment - Version: '10.3.9-MariaDB-debug-log' socket: '/home/alice/aliska/3/current1_1/mysql.sock' port: 13000 Source distribution ================================================================= ==32667==ERROR: AddressSanitizer: use-after-poison on address 0x7f01d3bfa4f8 at pc 0x55b4998febd3 bp 0x7f01c0cec0e0 sp 0x7f01c0cec0d0 WRITE of size 8 at 0x7f01d3bfa4f8 thread T17 #0 0x55b4998febd2 in que_eval_sql(pars_info_t*, char const*, unsigned long, trx_t*) /home/alice/git/10.3/storage/innobase/que/que0que.cc:1219 #1 0x55b499cbd2aa in dict_stats_exec_sql /home/alice/git/10.3/storage/innobase/dict/dict0stats.cc:311 #2 0x55b499cc5ee8 in dict_stats_save /home/alice/git/10.3/storage/innobase/dict/dict0stats.cc:2492 #3 0x55b499cc8fd7 in dict_stats_update(dict_table_t*, dict_stats_upd_option_t) /home/alice/git/10.3/storage/innobase/dict/dict0stats.cc:3205 #4 0x55b499ccfc90 in dict_stats_process_entry_from_recalc_pool /home/alice/git/10.3/storage/innobase/dict/dict0stats_bg.cc:387 #5 0x55b499cd000d in dict_stats_thread /home/alice/git/10.3/storage/innobase/dict/dict0stats_bg.cc:466 #6 0x7f01dfb446b9 in start_thread (/lib/x86_64-linux-gnu/libpthread.so.0+0x76b9) #7 0x7f01defd941c in clone (/lib/x86_64-linux-gnu/libc.so.6+0x10741c)
            marko Marko Mäkelä made changes -

            I believe that this is a duplicate of MDEV-16136, caused by a race condition between the MDEV-15030 Pool memory poisoning and unpoisoning.

            marko Marko Mäkelä added a comment - I believe that this is a duplicate of MDEV-16136 , caused by a race condition between the MDEV-15030 Pool memory poisoning and unpoisoning.
            marko Marko Mäkelä made changes -
            Fix Version/s 10.2.18 [ 23112 ]
            Fix Version/s 10.3.9 [ 23114 ]
            Resolution Duplicate [ 3 ]
            Status Open [ 1 ] Closed [ 6 ]
            marko Marko Mäkelä made changes -
            Fix Version/s 10.3.10 [ 23140 ]
            Fix Version/s 10.3.9 [ 23114 ]
            serg Sergei Golubchik made changes -
            Workflow MariaDB v3 [ 86862 ] MariaDB v4 [ 154285 ]

            People

              elenst Elena Stepanova
              elenst Elena Stepanova
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                Updated:
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