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  1. MariaDB Server
  2. MDEV-10435

crash with bad stat tables

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    Details

    • Type: Bug
    • Status: Closed (View Workflow)
    • Priority: Critical
    • Resolution: Fixed
    • Affects Version/s: 10.1
    • Fix Version/s: 10.1.20
    • Component/s: OTHER
    • Labels:
      None
    • Sprint:
      10.2.4-1

      Description

      rename table mysql.table_stats to test.table_stats;
      flush tables;
      create table t1 (a int);
      rename table t1 to t2, t3 to t4;
      drop table t1;
      rename table test.table_stats to mysql.table_stats;
      

      rename table mysql.table_stats to test.table_stats;
      create table mysql.table_stats (a int);
      flush tables;
      create table t1 (a int);
      rename table t1 to t2, t3 to t4;
      drop table t1, mysql.table_stats;
      rename table test.table_stats to mysql.table_stats;
      

      First test case, debug server

      mysqld: /data/src/10.1/sql/protocol.cc:523: void Protocol::end_statement(): Assertion `0' failed.
      160725 21:30:51 [ERROR] mysqld got signal 6 ;
       
      #6  0x00007f33f1eba266 in __assert_fail_base (fmt=0x7f33f1ff3238 "%s%s%s:%u: %s%sAssertion `%s' failed.\n%n", assertion=assertion@entry=0x7f33f4fb7df0 "0", file=file@entry=0x7f33f4fb7e70 "/data/src/10.1/sql/protocol.cc", line=line@entry=523, function=function@entry=0x7f33f4fb8860 <Protocol::end_statement()::__PRETTY_FUNCTION__> "void Protocol::end_statement()") at assert.c:92
      #7  0x00007f33f1eba312 in __GI___assert_fail (assertion=0x7f33f4fb7df0 "0", file=0x7f33f4fb7e70 "/data/src/10.1/sql/protocol.cc", line=523, function=0x7f33f4fb8860 <Protocol::end_statement()::__PRETTY_FUNCTION__> "void Protocol::end_statement()") at assert.c:101
      #8  0x00007f33f46088ce in Protocol::end_statement (this=0x7f33ce356600) at /data/src/10.1/sql/protocol.cc:523
      #9  0x00007f33f46bdab4 in dispatch_command (command=COM_QUERY, thd=0x7f33ce356070, packet=0x7f33ce2bb071 "rename table t1 to t2, t3 to t4", packet_length=31) at /data/src/10.1/sql/sql_parse.cc:1939
      #10 0x00007f33f46bb21b in do_command (thd=0x7f33ce356070) at /data/src/10.1/sql/sql_parse.cc:1107
      #11 0x00007f33f47f0e45 in do_handle_one_connection (thd_arg=0x7f33ce356070) at /data/src/10.1/sql/sql_connect.cc:1350
      #12 0x00007f33f47f0ba9 in handle_one_connection (arg=0x7f33ce356070) at /data/src/10.1/sql/sql_connect.cc:1262
      #13 0x00007f33f3dbc0a4 in start_thread (arg=0x7f33f55f2b00) at pthread_create.c:309
      #14 0x00007f33f1f7487d in clone () at ../sysdeps/unix/sysv/linux/x86_64/clone.S:111
      

      Second test case, debug server

      #3  <signal handler called>
      #4  0x00007fd9a9703b5a in Stat_table::common_init_stat_table (this=0x7fd9aa589240) at /data/src/10.1/sql/sql_statistics.cc:318
      #5  0x00007fd9a9703d76 in Stat_table::Stat_table (this=0x7fd9aa589240, stat=0x7fd9a6758c70, db=0x7fd9aa58a930, tab=0x7fd9aa58a940) at /data/src/10.1/sql/sql_statistics.cc:391
      #6  0x00007fd9a9704292 in Table_stat::Table_stat (this=0x7fd9aa589240, stat=0x7fd9a6758c70, db=0x7fd9aa58a930, tab=0x7fd9aa58a940) at /data/src/10.1/sql/sql_statistics.cc:656
      #7  0x00007fd9a97020eb in rename_table_in_stat_tables (thd=0x7fd983356070, db=0x7fd9aa58a930, tab=0x7fd9aa58a940, new_db=0x7fd9aa58a960, new_tab=0x7fd9aa58a950) at /data/src/10.1/sql/sql_statistics.cc:3441
      #8  0x00007fd9a9684425 in do_rename (thd=0x7fd983356070, ren_table=0x7fd97a0221a0, new_db=0x7fd97a022d90 "test", new_table_name=0x7fd97a022168 "t2", new_table_alias=0x7fd97a022798 "t2", skip_error=false) at /data/src/10.1/sql/sql_rename.cc:279
      #9  0x00007fd9a968462c in rename_tables (thd=0x7fd983356070, table_list=0x7fd97a0221a0, skip_error=false) at /data/src/10.1/sql/sql_rename.cc:354
      #10 0x00007fd9a9683fcc in mysql_rename_tables (thd=0x7fd983356070, table_list=0x7fd97a0221a0, silent=false) at /data/src/10.1/sql/sql_rename.cc:153
      #11 0x00007fd9a965bf2f in mysql_execute_command (thd=0x7fd983356070) at /data/src/10.1/sql/sql_parse.cc:3613
      #12 0x00007fd9a9667aba in mysql_parse (thd=0x7fd983356070, rawbuf=0x7fd97a022088 "rename table t1 to t2, t3 to t4", length=31, parser_state=0x7fd9aa58b630) at /data/src/10.1/sql/sql_parse.cc:7314
      #13 0x00007fd9a96564e4 in dispatch_command (command=COM_QUERY, thd=0x7fd983356070, packet=0x7fd9832bb071 "rename table t1 to t2, t3 to t4", packet_length=31) at /data/src/10.1/sql/sql_parse.cc:1486
      #14 0x00007fd9a965521b in do_command (thd=0x7fd983356070) at /data/src/10.1/sql/sql_parse.cc:1107
      #15 0x00007fd9a978ae45 in do_handle_one_connection (thd_arg=0x7fd983356070) at /data/src/10.1/sql/sql_connect.cc:1350
      #16 0x00007fd9a978aba9 in handle_one_connection (arg=0x7fd983356070) at /data/src/10.1/sql/sql_connect.cc:1262
      #17 0x00007fd9a8d560a4 in start_thread (arg=0x7fd9aa58cb00) at pthread_create.c:309
      #18 0x00007fd9a6f0e87d in clone () at ../sysdeps/unix/sysv/linux/x86_64/clone.S:111
      

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            Assignee:
            holyfoot Alexey Botchkov
            Reporter:
            serg Sergei Golubchik
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              Created:
              Updated:
              Resolved:

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