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  1. MariaDB Server
  2. MDEV-42085

Assertion `!return_error || thd->is_error() || thd->killed' failed

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    • Can result in hang or crash

    Description

      INSTALL SONAME 'ha_blackhole';
      CREATE TABLE t1 (a INT) ENGINE=BLACKHOLE;
      DELETE FROM t1 WHERE MATCH (a) AGAINST ('a' IN BOOLEAN MODE);
      

      Leads to:

      CS 13.2.0 c894d97781b54fbf074677c9d67f81cd60a162ac (Debug, Clang 22.1.8-20260621) Build 26/10/2026

      mariadbd: /test/13.1_dbg/sql/sql_delete.cc:1146: bool Sql_cmd_delete::delete_from_single_table(THD *): Assertion `!return_error || thd->is_error() || thd->killed' failed.
      

      CS 13.2.0 c894d97781b54fbf074677c9d67f81cd60a162ac (Debug, Clang 22.1.8-20260621) Build 26/10/2026

      Core was generated by `/test/MD261026-mariadb-13.2.0-linux-x86_64-dbg/bin/mariadbd --no-defaults --loo'.
      Program terminated with signal SIGABRT, Aborted.
      #0  __pthread_kill_implementation (no_tid=0, signo=6, threadid=<optimized out>)at ./nptl/pthread_kill.c:44
       
      [Current thread is 1 (LWP 2586106)]
      (gdb) bt
      #0  __pthread_kill_implementation (no_tid=0, signo=6, threadid=<optimized out>)at ./nptl/pthread_kill.c:44
      #1  __pthread_kill_internal (signo=6, threadid=<optimized out>)at ./nptl/pthread_kill.c:78
      #2  __GI___pthread_kill (threadid=<optimized out>, signo=signo@entry=6)at ./nptl/pthread_kill.c:89
      #3  0x0000716372e4527e in __GI_raise (sig=sig@entry=6)at ../sysdeps/posix/raise.c:26
      #4  0x0000716372e288ff in __GI_abort () at ./stdlib/abort.c:79
      #5  0x0000716372e2881b in __assert_fail_base (fmt=0x716372fd1208 "%s%s%s:%u: %s%sAssertion `%s' failed.\n%n", assertion=assertion@entry=0x5a9da2aba478 "!return_error || thd->is_error() || thd->killed", file=file@entry=0x5a9da2aba2e8 "/test/13.1_dbg/sql/sql_delete.cc", line=line@entry=1146, function=function@entry=0x5a9da2aba345 "bool Sql_cmd_delete::delete_from_single_table(THD *)") at ./assert/assert.c:96
      #6  0x0000716372e3b517 in __assert_fail (assertion=0x5a9da2aba478 "!return_error || thd->is_error() || thd->killed", file=0x5a9da2aba2e8 "/test/13.1_dbg/sql/sql_delete.cc", line=1146, function=0x5a9da2aba345 "bool Sql_cmd_delete::delete_from_single_table(THD *)") at ./assert/assert.c:105
      #7  0x00005a9da1a30407 in Sql_cmd_delete::delete_from_single_table (this=0x69623c01b810, thd=0x69623c000d60)at /test/13.1_dbg/sql/sql_delete.cc:1146
      #8  0x00005a9da1a3382d in Sql_cmd_delete::execute_inner (this=0x69623c01b810, thd=0x69623c000d60) at /test/13.1_dbg/sql/sql_delete.cc:2186
      #9  0x00005a9da1b628bd in Sql_cmd_dml::execute (this=0x69623c01b810, thd=0x69623c000d60) at /test/13.1_dbg/sql/sql_select.cc:36000
      #10 0x00005a9da1aa9520 in mysql_execute_command (thd=0x69623c000d60, is_called_from_prepared_stmt=false) at /test/13.1_dbg/sql/sql_parse.cc:4493
      #11 0x00005a9da1aa0718 in mysql_parse (thd=0x69623c000d60, rawbuf=0x69623c01a460 "DELETE FROM t1 WHERE MATCH (a) AGAINST ('a' IN BOOLEAN MODE)", length=60, parser_state=0x7163700739c0)at /test/13.1_dbg/sql/sql_parse.cc:8005
      #12 0x00005a9da1a9dece in dispatch_command (command=COM_QUERY, thd=0x69623c000d60, packet=0x69623c00b691 "DELETE FROM t1 WHERE MATCH (a) AGAINST ('a' IN BOOLEAN MODE)", packet_length=60, blocking=true)at /test/13.1_dbg/sql/sql_parse.cc:1903
      #13 0x00005a9da1aa119a in do_command (thd=0x69623c000d60, blocking=true)at /test/13.1_dbg/sql/sql_parse.cc:1437
      #14 0x00005a9da1c7c0ce in do_handle_one_connection (connect=0x5a9daaa41170, put_in_cache=true) at /test/13.1_dbg/sql/sql_connect.cc:1514
      #15 0x00005a9da1c7beb1 in handle_one_connection (arg=0x5a9daa9d9b20)at /test/13.1_dbg/sql/sql_connect.cc:1426
      #16 0x0000716372e9cb84 in start_thread (arg=<optimized out>)at ./nptl/pthread_create.c:447
      #17 0x0000716372f29ecc in clone3 ()at ../sysdeps/unix/sysv/linux/x86_64/clone3.S:78
      

      Bug Detection Matrix

          Rel    o/d  Build   Commit                                    UniqueID observed             
      CS  10.11  dbg  261026  6a063120d4d3d451bff3ea84b3ffbee288b33be8  !return_error || thd->is_error() || thd->killed|SIGABRT|mysql_delete|mysql_execute_command|mysql_parse|dispatch_command
      CS  10.11  opt  261026  6a063120d4d3d451bff3ea84b3ffbee288b33be8  No bug found                  
      CS  11.4   dbg  261026  b6406d42c8e26be3d86a4a743180f6b415a4559b  !return_error || thd->is_error() || thd->killed|SIGABRT|Sql_cmd_delete::delete_from_single_table|Sql_cmd_delete::execute_inner|Sql_cmd_dml::execute|mysql_execute_command
      CS  11.4   opt  261026  b6406d42c8e26be3d86a4a743180f6b415a4559b  No bug found                  
      CS  11.8   dbg  261026  274dd0d8d90bc773090d13303b8d5e36d2390241  !return_error || thd->is_error() || thd->killed|SIGABRT|Sql_cmd_delete::delete_from_single_table|Sql_cmd_delete::execute_inner|Sql_cmd_dml::execute|mysql_execute_command
      CS  11.8   opt  261026  274dd0d8d90bc773090d13303b8d5e36d2390241  No bug found                  
      CS  12.3   dbg  261026  788a07c52132d9f42b6991e599510c62d1625c0f  !return_error || thd->is_error() || thd->killed|SIGABRT|Sql_cmd_delete::delete_from_single_table|Sql_cmd_delete::execute_inner|Sql_cmd_dml::execute|mysql_execute_command
      CS  12.3   opt  261026  788a07c52132d9f42b6991e599510c62d1625c0f  No bug found                  
      CS  13.0   dbg  261026  620a4b5624222048fece7fe1789978ae0675cae2  !return_error || thd->is_error() || thd->killed|SIGABRT|Sql_cmd_delete::delete_from_single_table|Sql_cmd_delete::execute_inner|Sql_cmd_dml::execute|mysql_execute_command
      CS  13.0   opt  261026  620a4b5624222048fece7fe1789978ae0675cae2  No bug found                  
      CS  13.2   dbg  261026  c894d97781b54fbf074677c9d67f81cd60a162ac  !return_error || thd->is_error() || thd->killed|SIGABRT|Sql_cmd_delete::delete_from_single_table|Sql_cmd_delete::execute_inner|Sql_cmd_dml::execute|mysql_execute_command
      CS  13.2   opt  261026  c894d97781b54fbf074677c9d67f81cd60a162ac  No bug found                  
      ES  10.6   dbg  261026  45fbb1583d8cdcc7da5a123a844b3bf512f31c9d  !return_error || thd->is_error() || thd->killed|SIGABRT|mysql_delete|mysql_execute_command|mysql_parse|dispatch_command
      ES  10.6   opt  261026  45fbb1583d8cdcc7da5a123a844b3bf512f31c9d  No bug found                  
      ES  11.4   dbg  261026  6b2ae48e6e2488060adfdd02a7114bb60d4d150c  !return_error || thd->is_error() || thd->killed|SIGABRT|Sql_cmd_delete::delete_from_single_table|Sql_cmd_delete::execute_inner|Sql_cmd_dml::execute|mysql_execute_command
      ES  11.4   opt  261026  6b2ae48e6e2488060adfdd02a7114bb60d4d150c  No bug found                  
      ES  11.8   dbg  261026  6e6ba60bdc2b3f478513c5afa3faa062d8e73736  !return_error || thd->is_error() || thd->killed|SIGABRT|Sql_cmd_delete::delete_from_single_table|Sql_cmd_delete::execute_inner|Sql_cmd_dml::execute|mysql_execute_command
      ES  11.8   opt  261026  6e6ba60bdc2b3f478513c5afa3faa062d8e73736  No bug found                  
      ES  12.3   dbg  261026  781803ca9943d806ecb4b3b3fb39264dfafe1cf0  !return_error || thd->is_error() || thd->killed|SIGABRT|Sql_cmd_delete::delete_from_single_table|Sql_cmd_delete::execute_inner|Sql_cmd_dml::execute|mysql_execute_command
      ES  12.3   opt  261026  781803ca9943d806ecb4b3b3fb39264dfafe1cf0  No bug found                  
      

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            sanja Oleksandr Byelkin
            saahil Saahil Alam
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