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  1. MariaDB ColumnStore
  2. MCOL-6156

Crash with QA running TPC-H Q19

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Details

    • Bug
    • Status: Open (View Workflow)
    • Major
    • Resolution: Unresolved
    • None
    • None
    • None
    • None

    Description

      Consider TPC-H Q19 with ScaleFactor = 1. It crashes steadily with such backtrace:

      Thread 2 "mariadbd" received signal SIGSEGV, Segmentation fault.
      [Switching to Thread 0x7e60217b46c0 (LWP 2787672)]
      0x00007e603052dd47 in execplan::ConstantFilter::replaceRealCol (this=0x7e5fd40dc020, derivedColList=std::vector of length 6, capacity 6 = {...})
          at /data/mdb-server/storage/columnstore/columnstore/dbcon/execplan/constantfilter.cpp:310
      310       ReturnedColumn* tmp = derivedColList[fCol->colPosition()]->clone();
      (gdb) bt
      #0  0x00007e603052dd47 in execplan::ConstantFilter::replaceRealCol (this=0x7e5fd40dc020, derivedColList=std::vector of length 6, capacity 6 = {...})
          at /data/mdb-server/storage/columnstore/columnstore/dbcon/execplan/constantfilter.cpp:310
      #1  0x00007e60305701ad in execplan::replaceRefCol (n=@0x7e60217b1528: 0x7e5fd411a270, derivedColList=std::vector of length 6, capacity 6 = {...})
          at /data/mdb-server/storage/columnstore/columnstore/dbcon/execplan/simplecolumn.cpp:115
      #2  0x00007e6030570105 in execplan::replaceRefCol (n=@0x7e60217b15e0: 0x7e5fd4134780, derivedColList=std::vector of length 6, capacity 6 = {...})
          at /data/mdb-server/storage/columnstore/columnstore/dbcon/execplan/simplecolumn.cpp:103
      #3  0x00007e603334b216 in optimizer::applyPredicatePushdown (csep=..., ctx=...) at /data/mdb-server/storage/columnstore/columnstore/dbcon/mysql/rbo_predicate_pushdown.cpp:189
      #4  0x00007e6033336fa0 in optimizer::Rule::walk (this=this@entry=0x7e5fd410c858, csep=..., ctx=...) at /data/mdb-server/storage/columnstore/columnstore/dbcon/mysql/rulebased_optimizer.cpp:125
      #5  0x00007e603333709a in optimizer::Rule::apply (this=this@entry=0x7e5fd410c858, root=..., ctx=...) at /data/mdb-server/storage/columnstore/columnstore/dbcon/mysql/rulebased_optimizer.cpp:77
      #6  0x00007e6033337132 in optimizer::optimizeCSEPWithRules (root=..., rules=std::vector of length 2, capacity 2 = {...}, ctx=...)
          at /data/mdb-server/storage/columnstore/columnstore/dbcon/mysql/rulebased_optimizer.cpp:46
      #7  0x00007e60333373b3 in optimizer::optimizeCSEP (root=..., ctx=..., useUnstableOptimizer=<optimized out>) at /data/mdb-server/storage/columnstore/columnstore/dbcon/mysql/rulebased_optimizer.cpp:66
      #8  0x00007e60308559c1 in cal_impl_if::cs_get_select_plan (handler=handler@entry=0x7e5fd402db50, thd=thd@entry=0x7e5fd4004ce8, csep=..., gwi=..., isSelectLexUnit=isSelectLexUnit@entry=false)
          at /data/BuildOf_mdb-server/storage/columnstore/columnstore/.boost/boost-lib/include/boost/smart_ptr/shared_ptr.hpp:542
      #9  0x00007e60307d8deb in ha_mcs_impl_pushdown_init (handler_info=handler_info@entry=0x7e60217b2510, table=<optimized out>, isSelectLexUnit=<optimized out>)
          at /data/mdb-server/storage/columnstore/columnstore/dbcon/mysql/ha_mcs_impl.cpp:4236
      #10 0x00007e60307bb91b in create_columnstore_select_handler_ (thd=0x7e5fd4004ce8, sel_lex=0x7e5fd4037440, sel_unit=0x0)
          at /data/mdb-server/storage/columnstore/columnstore/dbcon/mysql/ha_mcs_pushdown.cpp:845
      #11 0x00005aad6470ba0b in find_select_handler_inner (thd=thd@entry=0x7e5fd4004ce8, select_lex=select_lex@entry=0x7e5fd4037440, select_lex_unit=select_lex_unit@entry=0x0)
          at /data/mdb-server/sql/sql_select.cc:5200
      #12 0x00005aad6471823b in find_single_select_handler (thd=thd@entry=0x7e5fd4004ce8, select_lex=select_lex@entry=0x7e5fd4037440) at /data/mdb-server/sql/sql_select.cc:5216
      #13 0x00005aad6475b3e2 in mysql_select (thd=thd@entry=0x7e5fd4004ce8, tables=0x7e5fd4037ff0, fields=..., conds=0x7e5fd403d778, og_num=0, order=0x0, group=0x0, having=0x0, proc_param=0x0, 
          select_options=2164525824, result=0x7e5fd405f130, unit=0x7e5fd4008f98, select_lex=0x7e5fd4037440) at /data/mdb-server/sql/sql_select.cc:5352
      #14 0x00005aad6475bc34 in handle_select (thd=thd@entry=0x7e5fd4004ce8, lex=lex@entry=0x7e5fd4008eb8, result=result@entry=0x7e5fd405f130, setup_tables_done_option=setup_tables_done_option@entry=0)
          at /data/mdb-server/sql/sql_select.cc:642
      #15 0x00005aad646cbca0 in execute_sqlcom_select (thd=thd@entry=0x7e5fd4004ce8, all_tables=0x7e5fd4037ff0) at /data/mdb-server/sql/sql_parse.cc:6183
      #16 0x00005aad646d9bd2 in mysql_execute_command (thd=thd@entry=0x7e5fd4004ce8, is_called_from_prepared_stmt=is_called_from_prepared_stmt@entry=false) at /data/mdb-server/sql/sql_parse.cc:3975
      #17 0x00005aad646da886 in mysql_parse (rawbuf=<optimized out>, length=<optimized out>, parser_state=<optimized out>, thd=0x7e5fd4004ce8) at /data/mdb-server/sql/sql_parse.cc:7898
      #18 mysql_parse (thd=0x7e5fd4004ce8, rawbuf=<optimized out>, length=<optimized out>, parser_state=<optimized out>) at /data/mdb-server/sql/sql_parse.cc:7820
      #19 0x00005aad646dbc80 in dispatch_command (command=command@entry=COM_QUERY, thd=thd@entry=0x7e5fd4004ce8, 
          packet=packet@entry=0x7e5fd400b1f9 "select\nsum(l_extendedprice* (1 - l_discount)) as revenue\nfrom\nlineitem,\npart\nwhere\n(\np_partkey = l_partkey\nand p_brand = 'Brand#12'\nand p_container in ('SM CASE', 'SM BOX', 'SM PACK', 'SM PKG')\nand l_"..., packet_length=886, blocking=blocking@entry=true) at /data/mdb-server/sql/sql_class.h:255
      #20 0x00005aad646dd751 in do_command (thd=thd@entry=0x7e5fd4004ce8, blocking=blocking@entry=true) at /data/mdb-server/sql/sql_parse.cc:1417
      #21 0x00005aad64814a25 in do_handle_one_connection (connect=<optimized out>, put_in_cache=true) at /data/mdb-server/sql/sql_connect.cc:1408
      #22 0x00005aad64814d7d in handle_one_connection (arg=arg@entry=0x5aad89ce6878) at /data/mdb-server/sql/sql_connect.cc:1320
      #23 0x00005aad64ba748f in pfs_spawn_thread (arg=0x5aad89c887f8) at /data/mdb-server/storage/perfschema/pfs.cc:2201
      #24 0x00007e603269caa4 in start_thread (arg=<optimized out>) at ./nptl/pthread_create.c:447
      #25 0x00007e6032729c3c in clone3 () at ../sysdeps/unix/sysv/linux/x86_64/clone3.S:78
      

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            leonid.fedorov Leonid Fedorov
            drrtuy Roman
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