AddressSanitizer: use-after-poison in Item_change_list::rollback_item_tree_changes

CREATE TABLE t1 ( pk int, v1 varchar(1)) ENGINE=MyISAM;

INSERT INTO t1 VALUES (1,'v'),(2,'v'),(3,'c');

CREATE TABLE t2 ( pk int, v1 varchar(1)) ENGINE=MyISAM;

INSERT INTO t2 VALUES (1,'x');

CREATE TABLE t3 ( pk int, i1 int, v1 varchar(1)) ENGINE=MyISAM;

INSERT INTO t3 VALUES (10,8,9);

execute immediate 'SELECT STRAIGHT_JOIN 1 FROM (t1 JOIN t2 ON (t1.v1 = t2.v1))

WHERE (3, 6) IN (SELECT tC.pk,  t3.i1 FROM (t3 JOIN t1 AS tC ON (tC.v1 = t3.v1)) HAVING tC.pk > 1 );';

==2451==ERROR: AddressSanitizer: use-after-poison on address 0x62b000082e88 at pc 0x55c8f38b19d5 bp 0x7fb0a6f24090 sp 0x7fb0a6f24080

WRITE of size 8 at 0x62b000082e88 thread T27

    #0 0x55c8f38b19d4 in Item_change_list::rollback_item_tree_changes() /git/10.4/sql/sql_class.cc:2824

    #1 0x55c8f39fb580 in Prepared_statement::cleanup_stmt() /git/10.4/sql/sql_prepare.cc:3854

    #2 0x55c8f3a02360 in Prepared_statement::execute(String*, bool) /git/10.4/sql/sql_prepare.cc:4818

    #3 0x55c8f39fd82a in Prepared_statement::execute_loop(String*, bool, unsigned char*, unsigned char*) /git/10.4/sql/sql_prepare.cc:4218

    #4 0x55c8f3a03014 in Prepared_statement::execute_immediate(char const*, unsigned int) /git/10.4/sql/sql_prepare.cc:4914

    #5 0x55c8f39f5c1f in mysql_sql_stmt_execute_immediate(THD*) /git/10.4/sql/sql_prepare.cc:2894

    #6 0x55c8f39a1b50 in mysql_execute_command(THD*) /git/10.4/sql/sql_parse.cc:3780

    #7 0x55c8f39bb97e in mysql_parse(THD*, char*, unsigned int, Parser_state*, bool, bool) /git/10.4/sql/sql_parse.cc:8092

    #8 0x55c8f399682a in dispatch_command(enum_server_command, THD*, char*, unsigned int, bool, bool) /git/10.4/sql/sql_parse.cc:1851

    #9 0x55c8f39939c2 in do_command(THD*) /git/10.4/sql/sql_parse.cc:1396

    #10 0x55c8f3ceb128 in do_handle_one_connection(CONNECT*) /git/10.4/sql/sql_connect.cc:1402

    #11 0x55c8f3ceab05 in handle_one_connection /git/10.4/sql/sql_connect.cc:1308

    #12 0x55c8f5029ca5 in pfs_spawn_thread /git/10.4/storage/perfschema/pfs.cc:1862

    #13 0x7fb0be4726b9 in start_thread (/lib/x86_64-linux-gnu/libpthread.so.0+0x76b9)

    #14 0x7fb0bd90741c in clone (/lib/x86_64-linux-gnu/libc.so.6+0x10741c)

0x62b000082e88 is located 19592 bytes inside of 24716-byte region [0x62b00007e200,0x62b00008428c)

allocated by thread T27 here:

    #0 0x7fb0bf6d1602 in malloc (/usr/lib/x86_64-linux-gnu/libasan.so.2+0x98602)

    #1 0x55c8f5169fe5 in sf_malloc /git/10.4/mysys/safemalloc.c:118

    #2 0x55c8f513c188 in my_malloc /git/10.4/mysys/my_malloc.c:101

    #3 0x55c8f511c3e3 in reset_root_defaults /git/10.4/mysys/my_alloc.c:151

    #4 0x55c8f38a6f83 in THD::init_for_queries() /git/10.4/sql/sql_class.cc:1337

    #5 0x55c8f3cea4c2 in prepare_new_connection_state(THD*) /git/10.4/sql/sql_connect.cc:1239

    #6 0x55c8f3ceab4b in thd_prepare_connection(THD*) /git/10.4/sql/sql_connect.cc:1323

    #7 0x55c8f3ceb0f0 in do_handle_one_connection(CONNECT*) /git/10.4/sql/sql_connect.cc:1393

    #8 0x55c8f3ceab05 in handle_one_connection /git/10.4/sql/sql_connect.cc:1308

    #9 0x55c8f5029ca5 in pfs_spawn_thread /git/10.4/storage/perfschema/pfs.cc:1862

    #10 0x7fb0be4726b9 in start_thread (/lib/x86_64-linux-gnu/libpthread.so.0+0x76b9)

Thread T27 created by T0 here:

    #0 0x7fb0bf66f253 in pthread_create (/usr/lib/x86_64-linux-gnu/libasan.so.2+0x36253)

    #1 0x55c8f502a092 in spawn_thread_v1 /git/10.4/storage/perfschema/pfs.cc:1912

    #2 0x55c8f370ab14 in inline_mysql_thread_create /git/10.4/include/mysql/psi/mysql_thread.h:1268

    #3 0x55c8f371fcf7 in create_thread_to_handle_connection(CONNECT*) /git/10.4/sql/mysqld.cc:6330

    #4 0x55c8f37203f7 in create_new_thread(CONNECT*) /git/10.4/sql/mysqld.cc:6400

    #5 0x55c8f3720782 in handle_accepted_socket(st_mysql_socket, st_mysql_socket) /git/10.4/sql/mysqld.cc:6517

    #6 0x55c8f37213ff in handle_connections_sockets() /git/10.4/sql/mysqld.cc:6682

    #7 0x55c8f371f1b7 in mysqld_main(int, char**) /git/10.4/sql/mysqld.cc:5952

    #8 0x55c8f370923f in main /git/10.4/sql/main.cc:25

    #9 0x7fb0bd82082f in __libc_start_main (/lib/x86_64-linux-gnu/libc.so.6+0x2082f)

SUMMARY: AddressSanitizer: use-after-poison /git/10.4/sql/sql_class.cc:2824 Item_change_list::rollback_item_tree_changes()

Shadow bytes around the buggy address:

  0x0c5680008580: 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00

  0x0c5680008590: 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00

  0x0c56800085a0: 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00

  0x0c56800085b0: 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00

  0x0c56800085c0: 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00

=>0x0c56800085d0: f7[f7]00 00 00 00 00 00 00 00 00 00 00 00 00 00

  0x0c56800085e0: 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00

  0x0c56800085f0: 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00

  0x0c5680008600: 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00

  0x0c5680008610: 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00

  0x0c5680008620: 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00

Shadow byte legend (one shadow byte represents 8 application bytes):

  Addressable:           00

  Partially addressable: 01 02 03 04 05 06 07 

  Heap left redzone:       fa

  Heap right redzone:      fb

  Freed heap region:       fd

  Stack left redzone:      f1

  Stack mid redzone:       f2

  Stack right redzone:     f3

  Stack partial redzone:   f4

  Stack after return:      f5

  Stack use after scope:   f8

  Global redzone:          f9

  Global init order:       f6

  Poisoned by user:        f7

  Container overflow:      fc

  Array cookie:            ac

  Intra object redzone:    bb

  ASan internal:           fe

==2451==ABORTING

----------SERVER LOG END-------------