[MDEV-18709] Server crash or ASAN heap-buffer-overflow in create_index upon modifying column into a blob - Jira

Details

Type: Bug
Status: Closed (View Workflow)
Priority: Major
Resolution: Fixed
Affects Version/s: 10.4(EOL)
Fix Version/s: 10.4.4
Component/s: Data Definition - Alter Table, Data types
Labels:
None

Description

Note: The failure became possible after ~~MDEV-371~~, without it ALTER is rejected due to the missing length in the key definition.
See also ~~MDEV-18708~~, might be related or have the same root cause.

--source include/have_innodb.inc

CREATE TABLE t1 (

  pk INT,

  a CHAR(100),

  b INT,

  c CHAR(100),

  PRIMARY KEY(pk),

  KEY(a(64)),

  KEY(pk,b),

  KEY(c(64),a(64))

) ENGINE=InnoDB;

ALTER TABLE t1 MODIFY b TEXT;

# Cleanup

DROP TABLE t1;

10.4 fb01193c
#2 0x000055e0b56e9e6a in handle_fatal_signal (sig=11) at /data/src/10.4/sql/signal_handler.cc:305
#3 <signal handler called>
#4 0x000055e0b5a5306c in create_index (trx=0x7f71d8eae268, form=0x7f71d83c2200, table=0x7f718c061c78, key_num=3) at /data/src/10.4/storage/innobase/handler/ha_innodb.cc:11272
#5 0x000055e0b5a3f1fe in create_table_info_t::create_table (this=0x7f71d83c1ca0, create_fk=true) at /data/src/10.4/storage/innobase/handler/ha_innodb.cc:12451
#6 0x000055e0b5a536e8 in ha_innobase::create (this=0x7f718c05fb78, name=0x7f71d83c494d "./test/#sql-3207_9", form=0x7f71d83c2200, create_info=0x7f71d83c4cd0, file_per_table=true, trx=0x7f71d8eae268) at /data/src/10.4/storage/innobase/handler/ha_innodb.cc:12683
#7 0x000055e0b5a3fad1 in ha_innobase::create (this=0x7f718c05fb78, name=0x7f71d83c494d "./test/#sql-3207_9", form=0x7f71d83c2200, create_info=0x7f71d83c4cd0) at /data/src/10.4/storage/innobase/handler/ha_innodb.cc:12736
#8 0x000055e0b56f8af0 in handler::ha_create (this=0x7f718c05fb78, name=0x7f71d83c494d "./test/#sql-3207_9", form=0x7f71d83c2200, info_arg=0x7f71d83c4cd0) at /data/src/10.4/sql/handler.cc:4816
#9 0x000055e0b56f9b65 in ha_create_table (thd=0x7f718c000b00, path=0x7f71d83c494d "./test/#sql-3207_9", db=0x7f718c015c38 "test", table_name=0x7f718c015558 "t1", create_info=0x7f71d83c4cd0, frm=0x7f71d83c38a0) at /data/src/10.4/sql/handler.cc:5190
#10 0x000055e0b549562d in mysql_alter_table (thd=0x7f718c000b00, new_db=0x7f718c005290, new_name=0x7f718c005690, create_info=0x7f71d83c4cd0, table_list=0x7f718c015590, alter_info=0x7f71d83c4c10, order_num=0, order=0x0, ignore=false) at /data/src/10.4/sql/sql_table.cc:9976
#11 0x000055e0b5523922 in Sql_cmd_alter_table::execute (this=0x7f718c015d60, thd=0x7f718c000b00) at /data/src/10.4/sql/sql_alter.cc:499
#12 0x000055e0b53b4aca in mysql_execute_command (thd=0x7f718c000b00) at /data/src/10.4/sql/sql_parse.cc:6346
#13 0x000055e0b53b9c72 in mysql_parse (thd=0x7f718c000b00, rawbuf=0x7f718c0154a8 "ALTER TABLE t1 MODIFY b TEXT", length=28, parser_state=0x7f71d83c6180, is_com_multi=false, is_next_command=false) at /data/src/10.4/sql/sql_parse.cc:8157
#14 0x000055e0b53a5360 in dispatch_command (command=COM_QUERY, thd=0x7f718c000b00, packet=0x7f718c19fff1 "ALTER TABLE t1 MODIFY b TEXT", packet_length=28, is_com_multi=false, is_next_command=false) at /data/src/10.4/sql/sql_parse.cc:1829
#15 0x000055e0b53a3b34 in do_command (thd=0x7f718c000b00) at /data/src/10.4/sql/sql_parse.cc:1358
#16 0x000055e0b551d837 in do_handle_one_connection (connect=0x55e0b7af1e00) at /data/src/10.4/sql/sql_connect.cc:1399
#17 0x000055e0b551d5a8 in handle_one_connection (arg=0x55e0b7af1e00) at /data/src/10.4/sql/sql_connect.cc:1302
#18 0x000055e0b5a14979 in pfs_spawn_thread (arg=0x55e0b7b37ac0) at /data/src/10.4/storage/perfschema/pfs.cc:1862
#19 0x00007f71e0d74494 in start_thread (arg=0x7f71d83c7700) at pthread_create.c:333
#20 0x00007f71df15a93f in clone () from /lib/x86_64-linux-gnu/libc.so.6

10.4 fb01193c ASAN
==13256==ERROR: AddressSanitizer: heap-buffer-overflow on address 0x61900010e4e8 at pc 0x55fc2d0cdb61 bp 0x7f3cb62251f0 sp 0x7f3cb62251e8
READ of size 8 at 0x61900010e4e8 thread T27
#0 0x55fc2d0cdb60 in create_index(trx_t, TABLE const, dict_table_t*, unsigned int) (/data/bld/10.4-asan-daily/bin/mysqld+0x1fceb60)
#1 0x55fc2d0a1c85 in create_table_info_t::create_table(bool) /data/src/10.4/storage/innobase/handler/ha_innodb.cc:12451
#2 0x55fc2d0ceb7d in ha_innobase::create(char const, TABLE, HA_CREATE_INFO, bool, trx_t) (/data/bld/10.4-asan-daily/bin/mysqld+0x1fcfb7d)
#3 0x55fc2d0a3087 in ha_innobase::create(char const, TABLE, HA_CREATE_INFO*) /data/src/10.4/storage/innobase/handler/ha_innodb.cc:12736
#4 0x55fc2c8a3b4f in handler::ha_create(char const, TABLE, HA_CREATE_INFO*) /data/src/10.4/sql/handler.cc:4816
#5 0x55fc2c8a6c2e in ha_create_table(THD, char const, char const, char const, HA_CREATE_INFO, st_mysql_const_unsigned_lex_string) /data/src/10.4/sql/handler.cc:5190
#6 0x55fc2c32fd26 in mysql_alter_table(THD, st_mysql_const_lex_string const, st_mysql_const_lex_string const, HA_CREATE_INFO, TABLE_LIST, Alter_info, unsigned int, st_order*, bool) /data/src/10.4/sql/sql_table.cc:9976
#7 0x55fc2c485b5a in Sql_cmd_alter_table::execute(THD*) /data/src/10.4/sql/sql_alter.cc:499
#8 0x55fc2c102e7d in mysql_execute_command(THD*) /data/src/10.4/sql/sql_parse.cc:6346
#9 0x55fc2c10d87e in mysql_parse(THD, char, unsigned int, Parser_state*, bool, bool) /data/src/10.4/sql/sql_parse.cc:8157
#10 0x55fc2c0e5a87 in dispatch_command(enum_server_command, THD, char, unsigned int, bool, bool) /data/src/10.4/sql/sql_parse.cc:1829
#11 0x55fc2c0e2888 in do_command(THD*) /data/src/10.4/sql/sql_parse.cc:1358
#12 0x55fc2c476449 in do_handle_one_connection(CONNECT*) /data/src/10.4/sql/sql_connect.cc:1399
#13 0x55fc2c475e42 in handle_one_connection /data/src/10.4/sql/sql_connect.cc:1302
#14 0x55fc2d040f5e in pfs_spawn_thread /data/src/10.4/storage/perfschema/pfs.cc:1862
#15 0x7f3cc1bd4493 in start_thread (/lib/x86_64-linux-gnu/libpthread.so.0+0x7493)
#16 0x7f3cbffba93e in __clone (/lib/x86_64-linux-gnu/libc.so.6+0xe893e)

0x61900010e4ec is located 0 bytes to the right of 1132-byte region [0x61900010e080,0x61900010e4ec)
allocated by thread T27 here:
#0 0x7f3cc1e3e73f in malloc (/usr/lib/x86_64-linux-gnu/libasan.so.1+0x5473f)
#1 0x55fc2d9f0931 in sf_malloc /data/src/10.4/mysys/safemalloc.c:118
#2 0x55fc2d9c122c in my_malloc /data/src/10.4/mysys/my_malloc.c:101
#3 0x55fc2d9a0924 in alloc_root /data/src/10.4/mysys/my_alloc.c:250
#4 0x55fc2c3b6fd0 in open_table_from_share(THD, TABLE_SHARE, st_mysql_const_lex_string const, unsigned int, unsigned int, unsigned int, TABLE, bool, List<String>*) /data/src/10.4/sql/table.cc:3686
#5 0x55fc2c8a6bb8 in ha_create_table(THD, char const, char const, char const, HA_CREATE_INFO, st_mysql_const_unsigned_lex_string) /data/src/10.4/sql/handler.cc:5183
#6 0x55fc2c32fd26 in mysql_alter_table(THD, st_mysql_const_lex_string const, st_mysql_const_lex_string const, HA_CREATE_INFO, TABLE_LIST, Alter_info, unsigned int, st_order*, bool) /data/src/10.4/sql/sql_table.cc:9976
#7 0x55fc2c485b5a in Sql_cmd_alter_table::execute(THD*) /data/src/10.4/sql/sql_alter.cc:499
#8 0x55fc2c102e7d in mysql_execute_command(THD*) /data/src/10.4/sql/sql_parse.cc:6346
#9 0x55fc2c10d87e in mysql_parse(THD, char, unsigned int, Parser_state*, bool, bool) /data/src/10.4/sql/sql_parse.cc:8157
#10 0x55fc2c0e5a87 in dispatch_command(enum_server_command, THD, char, unsigned int, bool, bool) /data/src/10.4/sql/sql_parse.cc:1829
#11 0x55fc2c0e2888 in do_command(THD*) /data/src/10.4/sql/sql_parse.cc:1358
#12 0x55fc2c476449 in do_handle_one_connection(CONNECT*) /data/src/10.4/sql/sql_connect.cc:1399
#13 0x55fc2c475e42 in handle_one_connection /data/src/10.4/sql/sql_connect.cc:1302
#14 0x55fc2d040f5e in pfs_spawn_thread /data/src/10.4/storage/perfschema/pfs.cc:1862
#15 0x7f3cc1bd4493 in start_thread (/lib/x86_64-linux-gnu/libpthread.so.0+0x7493)

Thread T27 created by T0 here:
#0 0x7f3cc1e0dbba in pthread_create (/usr/lib/x86_64-linux-gnu/libasan.so.1+0x23bba)
#1 0x55fc2d041526 in spawn_thread_v1 /data/src/10.4/storage/perfschema/pfs.cc:1912
#2 0x55fc2be31c96 in inline_mysql_thread_create /data/src/10.4/include/mysql/psi/mysql_thread.h:1268
#3 0x55fc2be474c0 in create_thread_to_handle_connection(CONNECT*) /data/src/10.4/sql/mysqld.cc:6194
#4 0x55fc2be47bc5 in create_new_thread(CONNECT*) /data/src/10.4/sql/mysqld.cc:6264
#5 0x55fc2be47f55 in handle_accepted_socket(st_mysql_socket, st_mysql_socket) /data/src/10.4/sql/mysqld.cc:6362
#6 0x55fc2be48ba1 in handle_connections_sockets() /data/src/10.4/sql/mysqld.cc:6520
#7 0x55fc2be46cfb in mysqld_main(int, char**) /data/src/10.4/sql/mysqld.cc:5852
#8 0x55fc2be2fb1f in main /data/src/10.4/sql/main.cc:25
#9 0x7f3cbfef22b0 in __libc_start_main (/lib/x86_64-linux-gnu/libc.so.6+0x202b0)

SUMMARY: AddressSanitizer: heap-buffer-overflow ??:0 create_index(trx_t, TABLE const, dict_table_t*, unsigned int)
Shadow bytes around the buggy address:
0x0c3280019c40: 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00
0x0c3280019c50: 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00
0x0c3280019c60: 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00
0x0c3280019c70: 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00
0x0c3280019c80: 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00
=>0x0c3280019c90: 00 00 00 00 00 00 00 00 00 00 00 00 00[04]fa fa
0x0c3280019ca0: fa fa fa fa fa fa fa fa fa fa fa fa fa fa fa fa
0x0c3280019cb0: 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00
0x0c3280019cc0: 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00
0x0c3280019cd0: 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00
0x0c3280019ce0: 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
Contiguous container OOB:fc
ASan internal: fe
==13256==ABORTING

Attachments

Issue Links

is caused by

MDEV-371 Unique indexes for blobs

Closed

relates to

MDEV-18708 Server crash in Item_field::register_field_in_read_map upon modifying column into a blob

Closed

MDEV-18710 Unexpected ER_EXPRESSION_REFERS_TO_UNINIT_FIELD (Expression for field `DB_ROW_HASH_1` is refering to uninitialized field `DB_ROW_HASH_1`) upon modifying column into a blob

Closed

Activity

Elena Stepanova added a comment - 2019-02-24 01:06

Variation of the test case with the variation of the stack trace:

--source include/have_innodb.inc

CREATE TABLE t1 (

  d DECIMAL,

  t TIME,

  pk INT,

  a CHAR(100),

  b INT,

  c CHAR(100),

  PRIMARY KEY(pk),

  KEY(a(64)),

  KEY(pk,b),

  KEY(c(64),a(64))

) ENGINE=InnoDB;

ALTER TABLE t1 MODIFY b TEXT;

# Cleanup

DROP TABLE t1;

==15214==ERROR: AddressSanitizer: global-buffer-overflow on address 0x55eba6a28ce0 at pc 0x55eba483f795 bp 0x7f5c6f0381c0 sp 0x7f5c6f0381b8

READ of size 8 at 0x55eba6a28ce0 thread T27

    #0 0x55eba483f794 in get_innobase_type_from_mysql_type(unsigned long*, void const*) /data/src/10.4/storage/innobase/handler/ha_innodb.cc:6892

    #1 0x55eba4888c7a in create_index(trx_t*, TABLE const*, dict_table_t*, unsigned int) (/data/bld/10.4-asan-daily/bin/mysqld+0x1fcec7a)

    #2 0x55eba485cc85 in create_table_info_t::create_table(bool) /data/src/10.4/storage/innobase/handler/ha_innodb.cc:12451

    #3 0x55eba4889b7d in ha_innobase::create(char const*, TABLE*, HA_CREATE_INFO*, bool, trx_t*) (/data/bld/10.4-asan-daily/bin/mysqld+0x1fcfb7d)

    #4 0x55eba485e087 in ha_innobase::create(char const*, TABLE*, HA_CREATE_INFO*) /data/src/10.4/storage/innobase/handler/ha_innodb.cc:12736

    #5 0x55eba405eb4f in handler::ha_create(char const*, TABLE*, HA_CREATE_INFO*) /data/src/10.4/sql/handler.cc:4816

    #6 0x55eba4061c2e in ha_create_table(THD*, char const*, char const*, char const*, HA_CREATE_INFO*, st_mysql_const_unsigned_lex_string*) /data/src/10.4/sql/handler.cc:5190

    #7 0x55eba3aead26 in mysql_alter_table(THD*, st_mysql_const_lex_string const*, st_mysql_const_lex_string const*, HA_CREATE_INFO*, TABLE_LIST*, Alter_info*, unsigned int, st_order*, bool) /data/src/10.4/sql/sql_table.cc:9976

    #8 0x55eba3c40b5a in Sql_cmd_alter_table::execute(THD*) /data/src/10.4/sql/sql_alter.cc:499

    #9 0x55eba38bde7d in mysql_execute_command(THD*) /data/src/10.4/sql/sql_parse.cc:6346

    #10 0x55eba38c887e in mysql_parse(THD*, char*, unsigned int, Parser_state*, bool, bool) /data/src/10.4/sql/sql_parse.cc:8157

    #11 0x55eba38a0a87 in dispatch_command(enum_server_command, THD*, char*, unsigned int, bool, bool) /data/src/10.4/sql/sql_parse.cc:1829

    #12 0x55eba389d888 in do_command(THD*) /data/src/10.4/sql/sql_parse.cc:1358

    #13 0x55eba3c31449 in do_handle_one_connection(CONNECT*) /data/src/10.4/sql/sql_connect.cc:1399

    #14 0x55eba3c30e42 in handle_one_connection /data/src/10.4/sql/sql_connect.cc:1302

    #15 0x55eba47fbf5e in pfs_spawn_thread /data/src/10.4/storage/perfschema/pfs.cc:1862

    #16 0x7f5c7a9e7493 in start_thread (/lib/x86_64-linux-gnu/libpthread.so.0+0x7493)

    #17 0x7f5c78dcd93e in __clone (/lib/x86_64-linux-gnu/libc.so.6+0xe893e)

0x55eba6a28ce4 is located 0 bytes to the right of global variable 'TIME_NO_ZERO_IN_DATE' from '/data/src/10.4/sql/sql_load.cc' (0x55eba6a28ce0) of size 4

SUMMARY: AddressSanitizer: global-buffer-overflow /data/src/10.4/storage/innobase/handler/ha_innodb.cc:6892 get_innobase_type_from_mysql_type(unsigned long*, void const*)

Shadow bytes around the buggy address:

  0x0abdf4d3d140: 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00

  0x0abdf4d3d150: 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00

  0x0abdf4d3d160: 00 00 00 00 00 00 00 00 f9 f9 f9 f9 00 00 f9 f9

  0x0abdf4d3d170: f9 f9 f9 f9 04 f9 f9 f9 f9 f9 f9 f9 04 f9 f9 f9

  0x0abdf4d3d180: f9 f9 f9 f9 04 f9 f9 f9 f9 f9 f9 f9 04 f9 f9 f9

=>0x0abdf4d3d190: f9 f9 f9 f9 04 f9 f9 f9 f9 f9 f9 f9[04]f9 f9 f9

  0x0abdf4d3d1a0: f9 f9 f9 f9 04 f9 f9 f9 f9 f9 f9 f9 04 f9 f9 f9

  0x0abdf4d3d1b0: f9 f9 f9 f9 04 f9 f9 f9 f9 f9 f9 f9 04 f9 f9 f9

  0x0abdf4d3d1c0: f9 f9 f9 f9 04 f9 f9 f9 f9 f9 f9 f9 04 f9 f9 f9

  0x0abdf4d3d1d0: f9 f9 f9 f9 04 f9 f9 f9 f9 f9 f9 f9 01 f9 f9 f9

  0x0abdf4d3d1e0: f9 f9 f9 f9 00 00 00 00 04 f9 f9 f9 f9 f9 f9 f9

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

  Contiguous container OOB:fc

  ASan internal:           fe

Thread T27 created by T0 here:

    #0 0x7f5c7ac20bba in pthread_create (/usr/lib/x86_64-linux-gnu/libasan.so.1+0x23bba)

    #1 0x55eba47fc526 in spawn_thread_v1 /data/src/10.4/storage/perfschema/pfs.cc:1912

    #2 0x55eba35ecc96 in inline_mysql_thread_create /data/src/10.4/include/mysql/psi/mysql_thread.h:1268

    #3 0x55eba36024c0 in create_thread_to_handle_connection(CONNECT*) /data/src/10.4/sql/mysqld.cc:6194

    #4 0x55eba3602bc5 in create_new_thread(CONNECT*) /data/src/10.4/sql/mysqld.cc:6264

    #5 0x55eba3602f55 in handle_accepted_socket(st_mysql_socket, st_mysql_socket) /data/src/10.4/sql/mysqld.cc:6362

    #6 0x55eba3603ba1 in handle_connections_sockets() /data/src/10.4/sql/mysqld.cc:6520

    #7 0x55eba3601cfb in mysqld_main(int, char**) /data/src/10.4/sql/mysqld.cc:5852

    #8 0x55eba35eab1f in main /data/src/10.4/sql/main.cc:25

    #9 0x7f5c78d052b0 in __libc_start_main (/lib/x86_64-linux-gnu/libc.so.6+0x202b0)

==15214==ABORTING

Elena Stepanova added a comment - 2019-02-24 01:06 Variation of the test case with the variation of the stack trace: --source include/have_innodb.inc CREATE TABLE t1 ( d DECIMAL , t TIME , pk INT , a CHAR (100), b INT , c CHAR (100), PRIMARY KEY (pk), KEY (a(64)), KEY (pk,b), KEY (c(64),a(64)) ) ENGINE=InnoDB; ALTER TABLE t1 MODIFY b TEXT; # Cleanup DROP TABLE t1; ==15214==ERROR: AddressSanitizer: global-buffer-overflow on address 0x55eba6a28ce0 at pc 0x55eba483f795 bp 0x7f5c6f0381c0 sp 0x7f5c6f0381b8 READ of size 8 at 0x55eba6a28ce0 thread T27 #0 0x55eba483f794 in get_innobase_type_from_mysql_type(unsigned long*, void const*) /data/src/10.4/storage/innobase/handler/ha_innodb.cc:6892 #1 0x55eba4888c7a in create_index(trx_t*, TABLE const*, dict_table_t*, unsigned int) (/data/bld/10.4-asan-daily/bin/mysqld+0x1fcec7a) #2 0x55eba485cc85 in create_table_info_t::create_table(bool) /data/src/10.4/storage/innobase/handler/ha_innodb.cc:12451 #3 0x55eba4889b7d in ha_innobase::create(char const*, TABLE*, HA_CREATE_INFO*, bool, trx_t*) (/data/bld/10.4-asan-daily/bin/mysqld+0x1fcfb7d) #4 0x55eba485e087 in ha_innobase::create(char const*, TABLE*, HA_CREATE_INFO*) /data/src/10.4/storage/innobase/handler/ha_innodb.cc:12736 #5 0x55eba405eb4f in handler::ha_create(char const*, TABLE*, HA_CREATE_INFO*) /data/src/10.4/sql/handler.cc:4816 #6 0x55eba4061c2e in ha_create_table(THD*, char const*, char const*, char const*, HA_CREATE_INFO*, st_mysql_const_unsigned_lex_string*) /data/src/10.4/sql/handler.cc:5190 #7 0x55eba3aead26 in mysql_alter_table(THD*, st_mysql_const_lex_string const*, st_mysql_const_lex_string const*, HA_CREATE_INFO*, TABLE_LIST*, Alter_info*, unsigned int, st_order*, bool) /data/src/10.4/sql/sql_table.cc:9976 #8 0x55eba3c40b5a in Sql_cmd_alter_table::execute(THD*) /data/src/10.4/sql/sql_alter.cc:499 #9 0x55eba38bde7d in mysql_execute_command(THD*) /data/src/10.4/sql/sql_parse.cc:6346 #10 0x55eba38c887e in mysql_parse(THD*, char*, unsigned int, Parser_state*, bool, bool) /data/src/10.4/sql/sql_parse.cc:8157 #11 0x55eba38a0a87 in dispatch_command(enum_server_command, THD*, char*, unsigned int, bool, bool) /data/src/10.4/sql/sql_parse.cc:1829 #12 0x55eba389d888 in do_command(THD*) /data/src/10.4/sql/sql_parse.cc:1358 #13 0x55eba3c31449 in do_handle_one_connection(CONNECT*) /data/src/10.4/sql/sql_connect.cc:1399 #14 0x55eba3c30e42 in handle_one_connection /data/src/10.4/sql/sql_connect.cc:1302 #15 0x55eba47fbf5e in pfs_spawn_thread /data/src/10.4/storage/perfschema/pfs.cc:1862 #16 0x7f5c7a9e7493 in start_thread (/lib/x86_64-linux-gnu/libpthread.so.0+0x7493) #17 0x7f5c78dcd93e in __clone (/lib/x86_64-linux-gnu/libc.so.6+0xe893e) 0x55eba6a28ce4 is located 0 bytes to the right of global variable 'TIME_NO_ZERO_IN_DATE' from '/data/src/10.4/sql/sql_load.cc' (0x55eba6a28ce0) of size 4 SUMMARY: AddressSanitizer: global-buffer-overflow /data/src/10.4/storage/innobase/handler/ha_innodb.cc:6892 get_innobase_type_from_mysql_type(unsigned long*, void const*) Shadow bytes around the buggy address: 0x0abdf4d3d140: 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 0x0abdf4d3d150: 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 0x0abdf4d3d160: 00 00 00 00 00 00 00 00 f9 f9 f9 f9 00 00 f9 f9 0x0abdf4d3d170: f9 f9 f9 f9 04 f9 f9 f9 f9 f9 f9 f9 04 f9 f9 f9 0x0abdf4d3d180: f9 f9 f9 f9 04 f9 f9 f9 f9 f9 f9 f9 04 f9 f9 f9 =>0x0abdf4d3d190: f9 f9 f9 f9 04 f9 f9 f9 f9 f9 f9 f9[04]f9 f9 f9 0x0abdf4d3d1a0: f9 f9 f9 f9 04 f9 f9 f9 f9 f9 f9 f9 04 f9 f9 f9 0x0abdf4d3d1b0: f9 f9 f9 f9 04 f9 f9 f9 f9 f9 f9 f9 04 f9 f9 f9 0x0abdf4d3d1c0: f9 f9 f9 f9 04 f9 f9 f9 f9 f9 f9 f9 04 f9 f9 f9 0x0abdf4d3d1d0: f9 f9 f9 f9 04 f9 f9 f9 f9 f9 f9 f9 01 f9 f9 f9 0x0abdf4d3d1e0: f9 f9 f9 f9 00 00 00 00 04 f9 f9 f9 f9 f9 f9 f9 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 Contiguous container OOB:fc ASan internal: fe Thread T27 created by T0 here: #0 0x7f5c7ac20bba in pthread_create (/usr/lib/x86_64-linux-gnu/libasan.so.1+0x23bba) #1 0x55eba47fc526 in spawn_thread_v1 /data/src/10.4/storage/perfschema/pfs.cc:1912 #2 0x55eba35ecc96 in inline_mysql_thread_create /data/src/10.4/include/mysql/psi/mysql_thread.h:1268 #3 0x55eba36024c0 in create_thread_to_handle_connection(CONNECT*) /data/src/10.4/sql/mysqld.cc:6194 #4 0x55eba3602bc5 in create_new_thread(CONNECT*) /data/src/10.4/sql/mysqld.cc:6264 #5 0x55eba3602f55 in handle_accepted_socket(st_mysql_socket, st_mysql_socket) /data/src/10.4/sql/mysqld.cc:6362 #6 0x55eba3603ba1 in handle_connections_sockets() /data/src/10.4/sql/mysqld.cc:6520 #7 0x55eba3601cfb in mysqld_main(int, char**) /data/src/10.4/sql/mysqld.cc:5852 #8 0x55eba35eab1f in main /data/src/10.4/sql/main.cc:25 #9 0x7f5c78d052b0 in __libc_start_main (/lib/x86_64-linux-gnu/libc.so.6+0x202b0) ==15214==ABORTING

MariaDB Server

Server crash or ASAN heap-buffer-overflow in create_index upon modifying column into a blob

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