[MDEV-22469] UBSAN: applying non-zero offset 4054449126480 to null pointer in sql_select.cc:2918 Created: 2020-05-05  Updated: 2023-04-27

Status: Open
Project: MariaDB Server
Component/s: Optimizer, Server
Affects Version/s: 10.2, 10.3, 10.4, 10.5
Fix Version/s: 10.4, 10.5

Type: Bug Priority: Major
Reporter: Eugene Kosov (Inactive) Assignee: Sergei Petrunia
Resolution: Unresolved Votes: 0
Labels: None


 Description   

Happens during bootstrap

../sql/sql_select.cc:2918:22: runtime error: applying non-zero offset 4054449126480 to null pointer
    #0 0x17e6dce in JOIN::make_aggr_tables_info() /home/kevg/work/m/bb-10.2-kevgs/build_ubsan/../sql/sql_select.cc:2918:22
    #1 0x17a88f0 in JOIN::optimize_inner() /home/kevg/work/m/bb-10.2-kevgs/build_ubsan/../sql/sql_select.cc:2277:9
    #2 0x179e272 in JOIN::optimize() /home/kevg/work/m/bb-10.2-kevgs/build_ubsan/../sql/sql_select.cc:1113:12
    #3 0x179038f in mysql_select(THD*, TABLE_LIST*, unsigned int, List<Item>&, Item*, unsigned int, st_order*, st_order*, Item*, st_order*, unsigned long long, select_resul>
    #4 0x178f312 in handle_select(THD*, LEX*, select_result*, unsigned long) /home/kevg/work/m/bb-10.2-kevgs/build_ubsan/../sql/sql_select.cc:361:10
    #5 0x1695663 in execute_sqlcom_select(THD*, TABLE_LIST*) /home/kevg/work/m/bb-10.2-kevgs/build_ubsan/../sql/sql_parse.cc:6225:12
    #6 0x1670e24 in mysql_execute_command(THD*) /home/kevg/work/m/bb-10.2-kevgs/build_ubsan/../sql/sql_parse.cc:3532:12
    #7 0x1663157 in mysql_parse(THD*, char*, unsigned int, Parser_state*, bool, bool) /home/kevg/work/m/bb-10.2-kevgs/build_ubsan/../sql/sql_parse.cc:7740:18
    #8 0x165acfa in handle_bootstrap_impl(THD*) /home/kevg/work/m/bb-10.2-kevgs/build_ubsan/../sql/sql_parse.cc:1049:5
    #9 0x1659b28 in do_handle_bootstrap(THD*) /home/kevg/work/m/bb-10.2-kevgs/build_ubsan/../sql/sql_parse.cc:1101:3
    #10 0x1659860 in handle_bootstrap /home/kevg/work/m/bb-10.2-kevgs/build_ubsan/../sql/sql_parse.cc:1084:3
    #11 0x7f374ee9b608 in start_thread /build/glibc-YYA7BZ/glibc-2.31/nptl/pthread_create.c:477:8
    #12 0x7f374e5b1102 in clone /build/glibc-YYA7BZ/glibc-2.31/misc/../sysdeps/unix/sysv/linux/x86_64/clone.S:95


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