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  1. MariaDB Server
  2. MDEV-27616

heap-use-after-free storage/innobase/handler/handler0alter.cc:6787 in prepare_inplace_alter_table_dict

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      Description

      The ASAN failure was found on
      origin/10.8, 10.8 5595ed9d9f20aeb463ac26e075c9cba41927e85e 2022-01-24T19:26:09+09:00
      + patch for MDEV-19555 + preliminary patch for MDEV-14481.
      Per Marko its unlikely that the problem is caused by the patches.
       
      ==3771038==ERROR: AddressSanitizer: heap-use-after-free on address 0x61f0000492c4 at pc 0x55ea1c35b1c7 bp 0x7f09e985f380 sp 0x7f09e985f370
      READ of size 4 at 0x61f0000492c4 thread T39
      [Note] InnoDB: Online DDL : End of reading clustered index of the table and create temporary files
      #0 0x55ea1c35b1c6 in prepare_inplace_alter_table_dict /data/Server/10.8-MDEV-14481/storage/innobase/handler/handler0alter.cc:6787
      #1 0x55ea1c36b433 in ha_innobase::prepare_inplace_alter_table(TABLE*, Alter_inplace_info*) /data/Server/10.8-MDEV-14481/storage/innobase/handler/handler0alter.cc:8276
      #2 0x55ea1ba3825f in handler::ha_prepare_inplace_alter_table(TABLE*, Alter_inplace_info*) /data/Server/10.8-MDEV-14481/sql/handler.cc:5172
      #3 0x55ea1c1db64b in ha_partition::prepare_inplace_alter_table(TABLE*, Alter_inplace_info*) /data/Server/10.8-MDEV-14481/sql/ha_partition.cc:10401
      #4 0x55ea1ba3825f in handler::ha_prepare_inplace_alter_table(TABLE*, Alter_inplace_info*) /data/Server/10.8-MDEV-14481/sql/handler.cc:5172
      #5 0x55ea1b4ab27b in mysql_inplace_alter_table /data/Server/10.8-MDEV-14481/sql/sql_table.cc:7450
      #6 0x55ea1b4bf5c8 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, bool) /data/Server/10.8-MDEV-14481/sql/sql_table.cc:10347
      #7 0x55ea1b64af5f in Sql_cmd_alter_table::execute(THD*) /data/Server/10.8-MDEV-14481/sql/sql_alter.cc:544
      #8 0x55ea1b219b50 in mysql_execute_command(THD*, bool) /data/Server/10.8-MDEV-14481/sql/sql_parse.cc:5988
      #9 0x55ea1b225f8e in mysql_parse(THD*, char*, unsigned int, Parser_state*) /data/Server/10.8-MDEV-14481/sql/sql_parse.cc:8027
      #10 0x55ea1b1fe37f in dispatch_command(enum_server_command, THD*, char*, unsigned int, bool) /data/Server/10.8-MDEV-14481/sql/sql_parse.cc:1894
      #11 0x55ea1b1fb757 in do_command(THD*, bool) /data/Server/10.8-MDEV-14481/sql/sql_parse.cc:1402
      ...
      Query (0x6290012e8238): ALTER TABLE a ENGINE = INNODB
      Status: KILL_TIMEOUT
       
      MDEV-27616.log and also pluto:/data/results/1643042626/TBR-1333/rqg.log
      == RQG log which contains output written by ASAN etc.
      pluto:/data/results/1643042626/TBR-1333 # Unpacked 
      pluto:/data/results/1643042626/TBR-1333/dev/shm/rqg/1643042626/19/1/rr
      == location of rr trace
       
      RQG
      ===
      # git clone https://github.com/mleich1/rqg --branch experimental RQG
      #
      # GIT_SHOW: HEAD -> experimental, origin/experimental 17c90b97a931f3b395258aec37903273627de6d7 2022-01-21T11:19:46+01:00
      # rqg.pl  : Version 4.0.4 (2021-12)
      #
      # $RQG_HOME/rqg.pl \
      # --grammar=conf/mariadb/partitions_innodb.yy \
      # --mysqld=--loose-innodb_lock_schedule_algorithm=fcfs \
      # --mysqld=--loose-idle_write_transaction_timeout=0 \
      # --mysqld=--loose-idle_transaction_timeout=0 \
      # --mysqld=--loose-idle_readonly_transaction_timeout=0 \
      # --mysqld=--connect_timeout=60 \
      # --mysqld=--interactive_timeout=28800 \
      # --mysqld=--slave_net_timeout=60 \
      # --mysqld=--net_read_timeout=30 \
      # --mysqld=--net_write_timeout=60 \
      # --mysqld=--loose-table_lock_wait_timeout=50 \
      # --mysqld=--wait_timeout=28800 \
      # --mysqld=--lock-wait-timeout=86400 \
      # --mysqld=--innodb-lock-wait-timeout=50 \
      # --no-mask \
      # --queries=10000000 \
      # --seed=random \
      # --reporters=Backtrace \
      # --reporters=ErrorLog \
      # --reporters=Deadlock1 \
      # --validators=None \
      # --mysqld=--log_output=none \
      # --mysqld=--log_bin_trust_function_creators=1 \
      # --mysqld=--loose-debug_assert_on_not_freed_memory=0 \
      # --engine=InnoDB \
      # --restart_timeout=240 \
      # --mysqld=--plugin-load-add=file_key_management.so \
      # --mysqld=--loose-file-key-management-filename=$RQG_HOME/conf/mariadb/encryption_keys.txt \
      # --mysqld=--plugin-load-add=provider_lzo.so \
      # --mysqld=--plugin-load-add=provider_bzip2.so \
      # --mysqld=--plugin-load-add=provider_lzma \
      # --mysqld=--plugin-load-add=provider_snappy \
      # --mysqld=--plugin-load-add=provider_lz4 \
      # --duration=300 \
      # --mysqld=--loose-innodb_fatal_semaphore_wait_threshold=300 \
      # --mysqld=--loose-innodb_read_only_compressed=OFF \
      # --mysqld=--innodb_stats_persistent=on \
      # --mysqld=--innodb_adaptive_hash_index=off \
      # --mysqld=--log-bin \
      # --mysqld=--sync-binlog=1 \
      # --mysqld=--loose-innodb_evict_tables_on_commit_debug=off \
      # --mysqld=--loose-max-statement-time=30 \
      # --threads=33 \
      # --mysqld=--innodb-use-native-aio=0 \
      # --mysqld=--loose-gdb \
      # --mysqld=--loose-debug-gdb \
      # --rr=Extended \
      # --rr_options=--chaos --wait \
      # --mysqld=--innodb_rollback_on_timeout=OFF \
      # --vardir_type=fast \
      # --mysqld=--innodb_page_size=16K \
      # --mysqld=--innodb-buffer-pool-size=256M \
      # --no_mask \
      # <some local settings>
       
      
      

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            Assignee:
            nayuta-yanagisawa Nayuta Yanagisawa
            Reporter:
            mleich Matthias Leich
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              Updated:

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