[MDEV-22938] UBSAN: sql/item_sum.cc:1135:10: runtime error: null pointer passed as argument 2 Created: 2020-06-19  Updated: 2021-09-09

Status: Open
Project: MariaDB Server
Component/s: Optimizer - Window functions
Affects Version/s: 10.5
Fix Version/s: 10.5

Type: Bug Priority: Major
Reporter: Daniel Black Assignee: Oleksandr Byelkin
Resolution: Unresolved Votes: 0
Labels: None
Environment:

RelWithDebInfo WITH_UBSAN ppc64le g++-9 (Ubuntu 9.2.1-17ubuntu1~18.04.1) 9.2.1 20191102



 Description   

10.5-605555fc31784302a54d398d9503ca1e9e4bdec9 RelWithDebInfo WITH_UBSAN ppc64le g++-9 (Ubuntu 9.2.1-17ubuntu1~18.04.1) 9.2.1 20191102

~/build-mariadb-server-10.5-futex$ export UBSAN_OPTIONS=print_stacktrace=1
~/build-mariadb-server-10.5-futex$ mysql-test/mtr --mem encryption.tempfiles_encrypted
Logging: /home/dan/mariadb-server-not-worktree/mysql-test/mysql-test-run.pl  --mem encryption.tempfiles_encrypted
vardir: /home/dan/build-mariadb-server-10.5-futex/mysql-test/var
Checking leftover processes...
Removing old var directory...
Creating var directory '/home/dan/build-mariadb-server-10.5-futex/mysql-test/var'...
 - symlinking 'var' to '/dev/shm/var_auto_rszH'
Checking supported features...
MariaDB Version 10.5.4-MariaDB
 - SSL connections supported
 - binaries built with wsrep patch
Collecting tests...
Installing system database...
 
==============================================================================
 
TEST                                      RESULT   TIME (ms) or COMMENT
--------------------------------------------------------------------------
 
worker[1] Using MTR_BUILD_THREAD 300, with reserved ports 16000..16019
encryption.tempfiles_encrypted 'cbc,innodb' [ fail ]  Found warnings/errors in server log file!
        Test ended at 2020-06-19 13:02:37
line
/home/dan/mariadb-server-not-worktree/sql/protocol.cc:61:9: runtime error: null pointer passed as argument 2, which is declared to never be null
/home/dan/mariadb-server-not-worktree/mysys/mf_iocache.c:772:3: runtime error: null pointer passed as argument 1, which is declared to never be null
/home/dan/mariadb-server-not-worktree/mysys/my_alloc.c:468:5: runtime error: null pointer passed as argument 2, which is declared to never be null
/home/dan/mariadb-server-not-worktree/sql/sql_string.h:329:11: runtime error: null pointer passed as argument 2, which is declared to never be null
/home/dan/mariadb-server-not-worktree/sql/item_sum.cc:1135:10: runtime error: null pointer passed as argument 1, which is declared to never be null
/home/dan/mariadb-server-not-worktree/sql/item_sum.cc:1135:10: runtime error: null pointer passed as argument 2, which is declared to never be null
^ Found warnings in /home/dan/build-mariadb-server-10.5-futex/mysql-test/var/log/mysqld.1.err
ok

sql/item_sum.cc:1135:10: runtime error: null pointer passed as argument 1

/home/dan/mariadb-server-not-worktree/sql/item_sum.cc:1135:10: runtime error: null pointer passed as argument 1, which is declared to never be null
    #0 0x1379c6b38 in Item_sum_num::fix_fields(THD*, Item**) /home/dan/mariadb-server-not-worktree/sql/item_sum.cc:1135
    #1 0x137f04f4c in Item_window_func::fix_fields(THD*, Item**) /home/dan/mariadb-server-not-worktree/sql/item_windowfunc.cc:118
    #2 0x137f04f4c in Item_window_func::fix_fields(THD*, Item**) /home/dan/mariadb-server-not-worktree/sql/item_windowfunc.cc:85
    #3 0x13623fd84 in Item::fix_fields_if_needed(THD*, Item**) /home/dan/mariadb-server-not-worktree/sql/item.h:978
    #4 0x13623fd84 in Item::fix_fields_if_needed_for_scalar(THD*, Item**) /home/dan/mariadb-server-not-worktree/sql/item.h:982
    #5 0x13623fd84 in setup_fields(THD*, Bounds_checked_array<Item*>, List<Item>&, enum_column_usage, List<Item>*, List<Item>*, bool) /home/dan/mariadb-server-not-worktree/sql/sql_base.cc:7573
    #6 0x1366d4b48 in JOIN::prepare(TABLE_LIST*, Item*, unsigned int, st_order*, bool, st_order*, Item*, st_order*, st_select_lex*, st_select_lex_unit*) /home/dan/mariadb-server-not-worktree/sql/sql_select.cc:1247
    #7 0x1368764d8 in st_select_lex_unit::prepare_join(THD*, st_select_lex*, select_result*, unsigned long long, bool) /home/dan/mariadb-server-not-worktree/sql/sql_union.cc:1093
    #8 0x1368894cc in st_select_lex_unit::prepare(TABLE_LIST*, select_result*, unsigned long long) /home/dan/mariadb-server-not-worktree/sql/sql_union.cc:1466
    #9 0x136326558 in mysql_derived_prepare /home/dan/mariadb-server-not-worktree/sql/sql_derived.cc:816
    #10 0x1363201d4 in mysql_handle_single_derived(LEX*, TABLE_LIST*, unsigned int) /home/dan/mariadb-server-not-worktree/sql/sql_derived.cc:206
    #11 0x136923a04 in TABLE_LIST::handle_derived(LEX*, unsigned int) /home/dan/mariadb-server-not-worktree/sql/table.cc:9059
    #12 0x1363d1350 in LEX::handle_list_of_derived(TABLE_LIST*, unsigned int) /home/dan/mariadb-server-not-worktree/sql/sql_lex.h:4416
    #13 0x1363d1350 in st_select_lex::handle_derived(LEX*, unsigned int) /home/dan/mariadb-server-not-worktree/sql/sql_lex.cc:4847
    #14 0x1366d4448 in JOIN::prepare(TABLE_LIST*, Item*, unsigned int, st_order*, bool, st_order*, Item*, st_order*, st_select_lex*, st_select_lex_unit*) /home/dan/mariadb-server-not-worktree/sql/sql_select.cc:1146
    #15 0x1366dd674 in mysql_select(THD*, TABLE_LIST*, List<Item>&, Item*, unsigned int, st_order*, st_order*, Item*, st_order*, unsigned long long, select_result*, st_select_lex_unit*, st_select_lex*) /home/dan/mariadb-server-not-worktree/sql/sql_select.cc:4613
    #16 0x1366dfc20 in handle_select(THD*, LEX*, select_result*, unsigned long) /home/dan/mariadb-server-not-worktree/sql/sql_select.cc:417
    #17 0x1364c6120 in execute_sqlcom_select /home/dan/mariadb-server-not-worktree/sql/sql_parse.cc:6209
    #18 0x1364f0a20 in mysql_execute_command(THD*) /home/dan/mariadb-server-not-worktree/sql/sql_parse.cc:3939
    #19 0x13649fd64 in mysql_parse(THD*, char*, unsigned int, Parser_state*, bool, bool) /home/dan/mariadb-server-not-worktree/sql/sql_parse.cc:7993
    #20 0x1364dd7fc in dispatch_command(enum_server_command, THD*, char*, unsigned int, bool, bool) /home/dan/mariadb-server-not-worktree/sql/sql_parse.cc:1874
    #21 0x1364e6cb8 in do_command(THD*) /home/dan/mariadb-server-not-worktree/sql/sql_parse.cc:1355
    #22 0x136a1dc50 in do_handle_one_connection(CONNECT*, bool) /home/dan/mariadb-server-not-worktree/sql/sql_connect.cc:1411
    #23 0x136a1fdb8 in handle_one_connection /home/dan/mariadb-server-not-worktree/sql/sql_connect.cc:1313
    #24 0x13821d5d0 in pfs_spawn_thread /home/dan/mariadb-server-not-worktree/storage/perfschema/pfs.cc:2201
    #25 0x7fff81098858 in start_thread /build/glibc-uvws04/glibc-2.27/nptl/pthread_create.c:463

sql/item_sum.cc:1135:10: runtime error: null pointer passed as argument 2

/home/dan/mariadb-server-not-worktree/sql/item_sum.cc:1135:10: runtime error: null pointer passed as argument 2, which is declared to never be null
    #0 0x1379c6b5c in Item_sum_num::fix_fields(THD*, Item**) /home/dan/mariadb-server-not-worktree/sql/item_sum.cc:1135
    #1 0x137f04f4c in Item_window_func::fix_fields(THD*, Item**) /home/dan/mariadb-server-not-worktree/sql/item_windowfunc.cc:118
    #2 0x137f04f4c in Item_window_func::fix_fields(THD*, Item**) /home/dan/mariadb-server-not-worktree/sql/item_windowfunc.cc:85
    #3 0x13623fd84 in Item::fix_fields_if_needed(THD*, Item**) /home/dan/mariadb-server-not-worktree/sql/item.h:978
    #4 0x13623fd84 in Item::fix_fields_if_needed_for_scalar(THD*, Item**) /home/dan/mariadb-server-not-worktree/sql/item.h:982
    #5 0x13623fd84 in setup_fields(THD*, Bounds_checked_array<Item*>, List<Item>&, enum_column_usage, List<Item>*, List<Item>*, bool) /home/dan/mariadb-server-not-worktree/sql/sql_base.cc:7573
    #6 0x1366d4b48 in JOIN::prepare(TABLE_LIST*, Item*, unsigned int, st_order*, bool, st_order*, Item*, st_order*, st_select_lex*, st_select_lex_unit*) /home/dan/mariadb-server-not-worktree/sql/sql_select.cc:1247
    #7 0x1368764d8 in st_select_lex_unit::prepare_join(THD*, st_select_lex*, select_result*, unsigned long long, bool) /home/dan/mariadb-server-not-worktree/sql/sql_union.cc:1093
    #8 0x1368894cc in st_select_lex_unit::prepare(TABLE_LIST*, select_result*, unsigned long long) /home/dan/mariadb-server-not-worktree/sql/sql_union.cc:1466
    #9 0x136326558 in mysql_derived_prepare /home/dan/mariadb-server-not-worktree/sql/sql_derived.cc:816
    #10 0x1363201d4 in mysql_handle_single_derived(LEX*, TABLE_LIST*, unsigned int) /home/dan/mariadb-server-not-worktree/sql/sql_derived.cc:206
    #11 0x136923a04 in TABLE_LIST::handle_derived(LEX*, unsigned int) /home/dan/mariadb-server-not-worktree/sql/table.cc:9059
    #12 0x1363d1350 in LEX::handle_list_of_derived(TABLE_LIST*, unsigned int) /home/dan/mariadb-server-not-worktree/sql/sql_lex.h:4416
    #13 0x1363d1350 in st_select_lex::handle_derived(LEX*, unsigned int) /home/dan/mariadb-server-not-worktree/sql/sql_lex.cc:4847
    #14 0x1366d4448 in JOIN::prepare(TABLE_LIST*, Item*, unsigned int, st_order*, bool, st_order*, Item*, st_order*, st_select_lex*, st_select_lex_unit*) /home/dan/mariadb-server-not-worktree/sql/sql_select.cc:1146
    #15 0x1366dd674 in mysql_select(THD*, TABLE_LIST*, List<Item>&, Item*, unsigned int, st_order*, st_order*, Item*, st_order*, unsigned long long, select_result*, st_select_lex_unit*, st_select_lex*) /home/dan/mariadb-server-not-worktree/sql/sql_select.cc:4613
    #16 0x1366dfc20 in handle_select(THD*, LEX*, select_result*, unsigned long) /home/dan/mariadb-server-not-worktree/sql/sql_select.cc:417
    #17 0x1364c6120 in execute_sqlcom_select /home/dan/mariadb-server-not-worktree/sql/sql_parse.cc:6209
    #18 0x1364f0a20 in mysql_execute_command(THD*) /home/dan/mariadb-server-not-worktree/sql/sql_parse.cc:3939
    #19 0x13649fd64 in mysql_parse(THD*, char*, unsigned int, Parser_state*, bool, bool) /home/dan/mariadb-server-not-worktree/sql/sql_parse.cc:7993
    #20 0x1364dd7fc in dispatch_command(enum_server_command, THD*, char*, unsigned int, bool, bool) /home/dan/mariadb-server-not-worktree/sql/sql_parse.cc:1874
    #21 0x1364e6cb8 in do_command(THD*) /home/dan/mariadb-server-not-worktree/sql/sql_parse.cc:1355
    #22 0x136a1dc50 in do_handle_one_connection(CONNECT*, bool) /home/dan/mariadb-server-not-worktree/sql/sql_connect.cc:1411
    #23 0x136a1fdb8 in handle_one_connection /home/dan/mariadb-server-not-worktree/sql/sql_connect.cc:1313
    #24 0x13821d5d0 in pfs_spawn_thread /home/dan/mariadb-server-not-worktree/storage/perfschema/pfs.cc:2201
    #25 0x7fff81098858 in start_thread /build/glibc-uvws04/glibc-2.27/nptl/pthread_create.c:463


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