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  1. MariaDB Server
  2. MDEV-37628

Server Crash at find_field_in_tables

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Details

    • Bug
    • Status: Confirmed (View Workflow)
    • Major
    • Resolution: Unresolved
    • 10.6, 10.11, 11.4, 12.1(EOL), 11.8, 12.1.1
    • 10.6, 10.11, 11.4, 11.8
    • Optimizer, Optimizer - CTE
    • Ubuntu 20.04 x86-64, docker image mariadb:12.1.1

    Description

      PoC:

      SELECT ( WITH x AS ( SELECT x FROM ( SELECT REPEAT ( ( 'Vzt*h)zg#-{' ) , 146 ) x ) x ) SELECT * FROM x WHERE x IN ( SELECT x ) GROUP BY x HAVING x )

      The full stack trace is in the attachment.

      Attachments

        Issue Links

          relates to

          Bug - A problem which impairs or prevents the functions of the product. MDEV-28506 SIGSEGV's in find_field_in_table[s][_ref], Item_field::fix_fields, create_view_field and MemcmpInterceptorCommon | Assertions `(*select_ref)->fixed' or '->is_fixed' and `table_list->table' failed

          • Major - Major loss of function.
          • Stalled

          Activity

            People

              psergei Sergei Petrunia
              Yuxiao Guo Yuxiao Guo
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              Dates

                Created:
                Updated:

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