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  1. MariaDB Server
  2. MDEV-19484

Server crashes in fix_semijoin_strategies_for_picked_join_order

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Details

    • Bug
    • Status: Closed (View Workflow)
    • Major
    • Resolution: Duplicate
    • 10.2.23
    • N/A
    • N/A
    • None

    Description

      This crash happened simultaneously on 3 nodes of a galera cluster.
      Seems related to MDEV-18467 which has been fixed in 10.3 but no mention of 10.2.
      Tried the use case from that ticket but did not crash the server.

      stack_bottom = 0x7f9d38485cf8 thread_stack 0x49000
      		 
      *** buffer overflow detected ***: /usr/sbin/mysqld terminated
      		 
      ======= Backtrace: =========
      		 
      /lib/x86_64-linux-gnu/libc.so.6(+0x70bfb)[0x7fa704e5fbfb]
      		 
      /lib/x86_64-linux-gnu/libc.so.6(__fortify_fail+0x37)[0x7fa704ee8437]
      		 
      /lib/x86_64-linux-gnu/libc.so.6(+0xf7570)[0x7fa704ee6570]
      		 
      /lib/x86_64-linux-gnu/libc.so.6(+0xf93aa)[0x7fa704ee83aa]
      		 
      /usr/sbin/mysqld(my_addr_resolve+0xe2)[0x55877900a922]
      		 
      /usr/sbin/mysqld(my_print_stacktrace+0x1bb)[0x558778ff11eb]
      		 
      /usr/sbin/mysqld(handle_fatal_signal+0x41d)[0x558778a9001d]
      		 
      /lib/x86_64-linux-gnu/libpthread.so.0(+0x110e0)[0x7fa7067820e0]
      		 
      /usr/sbin/mysqld(_Z45fix_semijoin_strategies_for_picked_join_orderP4JOIN+0x8f)[0x5587789fabcf]
      		 
      /usr/sbin/mysqld(_ZN4JOIN20get_best_combinationEv+0xc1)[0x558778922531]
      		 
      /usr/sbin/mysqld(+0x50d472)[0x55877893c472]
      		 
      /usr/sbin/mysqld(_ZN4JOIN14optimize_innerEv+0x9ab)[0x558778941f4b]
      		 
      /usr/sbin/mysqld(_ZN4JOIN8optimizeEv+0x42)[0x5587789443d2]
      		 
      /usr/sbin/mysqld(_Z12mysql_selectP3THDP10TABLE_LISTjR4ListI4ItemEPS4_jP8st_orderS9_S7_S9_yP13select_resultP18st_select_lex_unitP13st_select_lex+0x87d)[0x55877894634d]
      		 
      /usr/sbin/mysqld(_Z13handle_selectP3THDP3LEXP13select_resultm+0x135)[0x5587789464f5]
      		 
      /usr/sbin/mysqld(+0x4022bf)[0x5587788312bf]
      		 
      /usr/sbin/mysqld(_Z21mysql_execute_commandP3THD+0x3469)[0x5587788f13e9]
      		 
      /usr/sbin/mysqld(_Z11mysql_parseP3THDPcjP12Parser_statebb+0x28a)[0x5587788f6e4a]
      		 
      /usr/sbin/mysqld(+0x4c864f)[0x5587788f764f]
      		 
      /usr/sbin/mysqld(_Z16dispatch_command19enum_server_commandP3THDPcjbb+0x1a7c)[0x5587788f97fc]
      		 
      /usr/sbin/mysqld(_Z10do_commandP3THD+0x176)[0x5587788fa8a6]
      		 
      /usr/sbin/mysqld(_Z24do_handle_one_connectionP7CONNECT+0x25a)[0x5587789c4c0a]
      		 
      /usr/sbin/mysqld(handle_one_connection+0x3d)[0x5587789c4d7d]
      		 
      /lib/x86_64-linux-gnu/libpthread.so.0(+0x74a4)[0x7fa7067784a4]
      		 
      /lib/x86_64-linux-gnu/libc.so.6(clone+0x3f)[0x7fa704ed7d0f]

      Attachments

        Issue Links

          is duplicated by

          Bug - A problem which impairs or prevents the functions of the product. MDEV-13607 MariaDB crash in fix_semijoin_strategies_for_picked_join_order

          • Critical - Crashes, loss of data, severe memory leak.
          • Closed
          relates to

          Bug - A problem which impairs or prevents the functions of the product. MDEV-18479 Assertion `join->best_read < double(1.79769313486231570815e+308L)' or server crashes in JOIN::fix_all_splittings_in_plan after EXPLAIN

          • Major - Major loss of function.
          • Closed

          Activity

            People

              Unassigned Unassigned
              rpizzi Rick Pizzi
              Votes:
              1 Vote for this issue
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              Dates

                Created:
                Updated:
                Resolved:

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