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  1. MariaDB Server
  2. MDEV-19555

sql/sql_error.h:1036: uint Diagnostics_area::sql_errno() const: Assertion `m_status == DA_ERROR' failed for CHECK TABLE




      Upd: See MTR test case in the comments

      Problem found during RQG testing on
      origin/10.4 592fe954ef82be1bc08b29a8e54f7729eb1e1343 2019-05-22T13:48:26+02:00
      mysqld: sql/sql_error.h:1036: uint Diagnostics_area::sql_errno() const: Assertion `m_status == DA_ERROR' failed.
      190522 15:58:16 [ERROR] mysqld got signal 6 ;
      Query (0x7effa8011180): CHECK TABLE t3  /* E_R Thread5 QNO 594 CON_ID 21 */
      Connection ID (thread ID): 33
      Status: NOT_KILLED
      Thread 1 (Thread 0x7f00603d2700 (LWP 27998)):
      #0  __pthread_kill (threadid=<optimized out>, signo=6) at ../sysdeps/unix/sysv/linux/pthread_kill.c:62
      #1  0x00005615f4364aab in my_write_core (sig=6) at mysys/stacktrace.c:481
      #2  0x00005615f3b98047 in handle_fatal_signal (sig=6) at sql/signal_handler.cc:343
      #3  <signal handler called>
      #4  __GI_raise (sig=sig@entry=6) at ../sysdeps/unix/sysv/linux/raise.c:58
      #5  0x00007f0078a2637a in __GI_abort () at abort.c:89
      #6  0x00007f0078a1cb47 in __assert_fail_base (fmt=<optimized out>, assertion=assertion@entry=0x5615f44c180c "m_status == DA_ERROR", file=file@entry=0x5615f44c1770 "sql/sql_error.h", line=line@entry=1036, function=function@entry=0x5615f44c2360 <Diagnostics_area::sql_errno() const::__PRETTY_FUNCTION__> "uint Diagnostics_area::sql_errno() const") at assert.c:92
      #7  0x00007f0078a1cbf2 in __GI___assert_fail (assertion=0x5615f44c180c "m_status == DA_ERROR", file=0x5615f44c1770 "sql/sql_error.h", line=1036, function=0x5615f44c2360 <Diagnostics_area::sql_errno() const::__PRETTY_FUNCTION__> "uint Diagnostics_area::sql_errno() const") at assert.c:101
      #8  0x00005615f3749dac in Diagnostics_area::sql_errno (this=0x7effa8006450) at sql/sql_error.h:1036
      #9  0x00005615f3b9e7f6 in ha_rollback_trans (thd=0x7effa8000a98, all=true) at sql/handler.cc:1893
      #10 0x00005615f39ebf5b in trans_rollback_implicit (thd=0x7effa8000a98) at sql/transaction.cc:387
      #11 0x00005615f39e9e3e in mysql_admin_table(THD *, TABLE_LIST *, HA_CHECK_OPT *, const char *, thr_lock_type, bool, bool, uint, int (*)(THD *, TABLE_LIST *, HA_CHECK_OPT *), struct {...}, int (*)(THD *, TABLE_LIST *, HA_CHECK_OPT *)) (thd=0x7effa8000a98, tables=0x7effa8011288, check_opt=0x7effa8005c58, operator_name=0x5615f4532f79 "check", lock_type=TL_READ_NO_INSERT, org_open_for_modify=false, repair_table_use_frm=false, extra_open_options=32, prepare_func=0x0, operator_func=(int (handler::*)(handler * const, THD *, HA_CHECK_OPT *)) 0x5615f3ba5cf2 <handler::ha_check(THD*, st_ha_check_opt*)>, view_operator_func=0x5615f397559e <view_check(THD*, TABLE_LIST*, st_ha_check_opt*)>) at sql/sql_admin.cc:1173
      #12 0x00005615f39ea74c in Sql_cmd_check_table::execute (this=0x7effa8011938, thd=0x7effa8000a98) at sql/sql_admin.cc:1348
      #13 0x00005615f386cc81 in mysql_execute_command (thd=0x7effa8000a98) at sql/sql_parse.cc:6347
      #14 0x00005615f3871f31 in mysql_parse (thd=0x7effa8000a98, rawbuf=0x7effa8011180 "CHECK TABLE t3  /* E_R Thread5 QNO 594 CON_ID 21 */", length=51, parser_state=0x7f00603d11d0, is_com_multi=false, is_next_command=false) at sql/sql_parse.cc:8157
      #15 0x00005615f385d60d in dispatch_command (command=COM_QUERY, thd=0x7effa8000a98, packet=0x7effa8007d49 "", packet_length=53, is_com_multi=false, is_next_command=false) at sql/sql_parse.cc:1829
      #16 0x00005615f385bdcb in do_command (thd=0x7effa8000a98) at sql/sql_parse.cc:1362
      #17 0x00005615f39d3d9b in do_handle_one_connection (connect=0x5615f69c79d8) at sql/sql_connect.cc:1403
      #18 0x00005615f39d3aff in handle_one_connection (arg=0x5615f69c79d8) at sql/sql_connect.cc:1306
      #19 0x00007f00798696da in start_thread (arg=0x7f00603d2700) at pthread_create.c:456
      #20 0x00007f0078af7d7f in clone () at ../sysdeps/unix/sysv/linux/x86_64/clone.S:105
      Current state of information
      1. The problem applies to MariaDB version >= 10.4 only.
      2. This seems to be a concurrency problem.
      3. I have not seen that problem when testing 10.4 a few weeks ago.
      Some bisecting
      10.4.5  commit d18ef804bb5d9d473055a2fdc04f74e175a8e9cd 2019-05-03   replay
      10.4.5  commit ca098107a26872b818a96bd753ab2aeb2cd1ccdf 2019-05-03   no replay


        1. 19555.log
          619 kB
        2. MDEV-19555.test
          0.5 kB
        3. MDEV-19555.yy
          0.5 kB

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              rucha174 Rucha Deodhar
              mleich Matthias Leich
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