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Note: The test case is very similar to MDEV-18160, it might be closely related to.
--source include/have_innodb.inc
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CREATE TABLE `t1` (a INT, b INT, c INT) ENGINE=InnoDB;
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INSERT INTO `t1` VALUES (2001,2001,1981),(2029,2029,2013);
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ALTER TABLE `t1` DROP COLUMN c;
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ALTER TABLE `t1` DROP COLUMN b;
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ALTER TABLE `t1` ADD v INT AS (a);
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# Cleanup
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DROP TABLE t1;
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10.4 ASAN 2465d3e00
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ASAN:SIGSEGV
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=================================================================
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==16726==ERROR: AddressSanitizer: SEGV on unknown address 0x000000000000 (pc 0x55c7e98a9098 sp 0x7f0ea55776a0 bp 0x7f0ea55776c0 T27)
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#0 0x55c7e98a9097 in dict_index_t::reconstruct_fields()::{lambda(dict_field_t const&)#1}::operator()(dict_field_t const&) const (/data/bld/10.4-asan/bin/mysqld+0x23f4097)
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#1 0x55c7e98ac596 in bool __gnu_cxx::__ops::_Iter_pred<dict_index_t::reconstruct_fields()::{lambda(dict_field_t const&)#1}>::operator()<dict_field_t*>(dict_field_t*) (/data/bld/10.4-asan/bin/mysqld+0x23f7596)
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#2 0x55c7e98ac0df in dict_field_t* std::__find_if<dict_field_t*, __gnu_cxx::__ops::_Iter_pred<dict_index_t::reconstruct_fields()::{lambda(dict_field_t const&)#1}> >(__gnu_cxx::__ops::_Iter_pred<dict_index_t::reconstruct_fields()::{lambda(dict_field_t const&)#1}>, __gnu_cxx::__ops::_Iter_pred<dict_index_t::reconstruct_fields()::{lambda(dict_field_t const&)#1}>, __gnu_cxx::__ops::_Iter_pred<dict_index_t::reconstruct_fields()::{lambda(dict_field_t const&)#1}>, std::random_access_iterator_tag) /usr/include/c++/4.9/bits/stl_algo.h:148
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#3 0x55c7e98ab179 in dict_field_t* std::__find_if<dict_field_t*, __gnu_cxx::__ops::_Iter_pred<dict_index_t::reconstruct_fields()::{lambda(dict_field_t const&)#1}> >(__gnu_cxx::__ops::_Iter_pred<dict_index_t::reconstruct_fields()::{lambda(dict_field_t const&)#1}>, __gnu_cxx::__ops::_Iter_pred<dict_index_t::reconstruct_fields()::{lambda(dict_field_t const&)#1}>, __gnu_cxx::__ops::_Iter_pred<dict_index_t::reconstruct_fields()::{lambda(dict_field_t const&)#1}>) (/data/bld/10.4-asan/bin/mysqld+0x23f6179)
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#4 0x55c7e98aa8a1 in dict_field_t* std::find_if<dict_field_t*, dict_index_t::reconstruct_fields()::{lambda(dict_field_t const&)#1}>(dict_index_t::reconstruct_fields()::{lambda(dict_field_t const&)#1}, dict_index_t::reconstruct_fields()::{lambda(dict_field_t const&)#1}, dict_index_t::reconstruct_fields()::{lambda(dict_field_t const&)#1}) (/data/bld/10.4-asan/bin/mysqld+0x23f58a1)
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#5 0x55c7e98a9b0e in dict_index_t::reconstruct_fields() /data/src/10.4/storage/innobase/dict/dict0mem.cc:1232
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#6 0x55c7e98a807c in dict_table_t::deserialise_columns(unsigned char const*, unsigned long) /data/src/10.4/storage/innobase/dict/dict0mem.cc:1313
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#7 0x55c7e976d4f6 in btr_cur_instant_init_low /data/src/10.4/storage/innobase/btr/btr0cur.cc:535
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#8 0x55c7e976dfe1 in btr_cur_instant_init(dict_table_t*) /data/src/10.4/storage/innobase/btr/btr0cur.cc:616
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#9 0x55c7e9899e56 in dict_load_table_one /data/src/10.4/storage/innobase/dict/dict0load.cc:3014
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#10 0x55c7e989872f in dict_load_table(char const*, bool, dict_err_ignore_t) /data/src/10.4/storage/innobase/dict/dict0load.cc:2766
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#11 0x55c7e98610fa in dict_table_open_on_name(char const*, unsigned long, unsigned long, dict_err_ignore_t) /data/src/10.4/storage/innobase/dict/dict0dict.cc:1185
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#12 0x55c7e93aa875 in ha_innobase::commit_inplace_alter_table(TABLE*, Alter_inplace_info*, bool) /data/src/10.4/storage/innobase/handler/handler0alter.cc:11065
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#13 0x55c7e8b4d91f in handler::ha_commit_inplace_alter_table(TABLE*, Alter_inplace_info*, bool) /data/src/10.4/sql/handler.cc:4492
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#14 0x55c7e861610b in mysql_inplace_alter_table /data/src/10.4/sql/sql_table.cc:7590
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#15 0x55c7e8622f62 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:9690
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#16 0x55c7e876f9d7 in Sql_cmd_alter_table::execute(THD*) /data/src/10.4/sql/sql_alter.cc:497
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#17 0x55c7e8407fff in mysql_execute_command(THD*) /data/src/10.4/sql/sql_parse.cc:6302
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#18 0x55c7e8412a12 in mysql_parse(THD*, char*, unsigned int, Parser_state*, bool, bool) /data/src/10.4/sql/sql_parse.cc:8104
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#19 0x55c7e83ecf76 in dispatch_command(enum_server_command, THD*, char*, unsigned int, bool, bool) /data/src/10.4/sql/sql_parse.cc:1851
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#20 0x55c7e83e9ffe in do_command(THD*) /data/src/10.4/sql/sql_parse.cc:1396
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#21 0x55c7e87603c6 in do_handle_one_connection(CONNECT*) /data/src/10.4/sql/sql_connect.cc:1402
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#22 0x55c7e875fdd2 in handle_one_connection /data/src/10.4/sql/sql_connect.cc:1308
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#23 0x55c7e92c61e9 in pfs_spawn_thread /data/src/10.4/storage/perfschema/pfs.cc:1862
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#24 0x7f0eb0ce5493 in start_thread (/lib/x86_64-linux-gnu/libpthread.so.0+0x7493)
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#25 0x7f0eaf2e693e in __clone (/lib/x86_64-linux-gnu/libc.so.6+0xe893e)
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AddressSanitizer can not provide additional info.
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SUMMARY: AddressSanitizer: SEGV ??:0 dict_index_t::reconstruct_fields()::{lambda(dict_field_t const&)#1}::operator()(dict_field_t const&) const
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Thread T27 created by T0 here:
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#0 0x7f0eb0f1ebba in pthread_create (/usr/lib/x86_64-linux-gnu/libasan.so.1+0x23bba)
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#1 0x55c7e92c67b1 in spawn_thread_v1 /data/src/10.4/storage/perfschema/pfs.cc:1912
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#2 0x55c7e8144ca6 in inline_mysql_thread_create /data/src/10.4/include/mysql/psi/mysql_thread.h:1268
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#3 0x55c7e815aec4 in create_thread_to_handle_connection(CONNECT*) /data/src/10.4/sql/mysqld.cc:6436
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#4 0x55c7e815b5c9 in create_new_thread(CONNECT*) /data/src/10.4/sql/mysqld.cc:6506
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#5 0x55c7e815b959 in handle_accepted_socket(st_mysql_socket, st_mysql_socket) /data/src/10.4/sql/mysqld.cc:6623
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#6 0x55c7e815c5a5 in handle_connections_sockets() /data/src/10.4/sql/mysqld.cc:6788
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#7 0x55c7e815a381 in mysqld_main(int, char**) /data/src/10.4/sql/mysqld.cc:6058
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#8 0x55c7e8142b2f in main /data/src/10.4/sql/main.cc:25
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#9 0x7f0eaf21e2b0 in __libc_start_main (/lib/x86_64-linux-gnu/libc.so.6+0x202b0)
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==16726==ABORTING
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Both debug and non-debug builds also fail with SIGSEGV.
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10.4 2465d3e00
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#3 <signal handler called>
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#4 0x0000560fd295c600 in dict_index_t::reconstruct_fields()::{lambda(dict_field_t const&)#1}::operator()(dict_field_t const&) const (__closure=0x7fe9d20f0d70, o=...) at /data/src/10.4/storage/innobase/dict/dict0mem.cc:1232
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#5 0x0000560fd295dee1 in __gnu_cxx::__ops::_Iter_pred<dict_index_t::reconstruct_fields()::{lambda(dict_field_t const&)#1}>::operator()<dict_field_t*>(dict_field_t*) (this=0x7fe9d20f0d70, __it=0x7fe98407eed8) at /usr/include/c++/4.9/bits/predefined_ops.h:231
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#6 0x0000560fd295dc51 in std::__find_if<dict_field_t*, __gnu_cxx::__ops::_Iter_pred<dict_index_t::reconstruct_fields()::{lambda(dict_field_t const&)#1}> >(__gnu_cxx::__ops::_Iter_pred<dict_index_t::reconstruct_fields()::{lambda(dict_field_t const&)#1}>, __gnu_cxx::__ops::_Iter_pred<dict_index_t::reconstruct_fields()::{lambda(dict_field_t const&)#1}>, __gnu_cxx::__ops::_Iter_pred<dict_index_t::reconstruct_fields()::{lambda(dict_field_t const&)#1}>, std::random_access_iterator_tag) (__first=0x7fe98407eed8, __last=0x7fe98407eef0, __pred=...) at /usr/include/c++/4.9/bits/stl_algo.h:148
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#7 0x0000560fd295d368 in std::__find_if<dict_field_t*, __gnu_cxx::__ops::_Iter_pred<dict_index_t::reconstruct_fields()::{lambda(dict_field_t const&)#1}> >(__gnu_cxx::__ops::_Iter_pred<dict_index_t::reconstruct_fields()::{lambda(dict_field_t const&)#1}>, __gnu_cxx::__ops::_Iter_pred<dict_index_t::reconstruct_fields()::{lambda(dict_field_t const&)#1}>, __gnu_cxx::__ops::_Iter_pred<dict_index_t::reconstruct_fields()::{lambda(dict_field_t const&)#1}>) (__first=0x7fe98407eec0, __last=0x7fe98407eef0, __pred=...) at /usr/include/c++/4.9/bits/stl_algo.h:162
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#8 0x0000560fd295cede in std::find_if<dict_field_t*, dict_index_t::reconstruct_fields()::{lambda(dict_field_t const&)#1}>(dict_index_t::reconstruct_fields()::{lambda(dict_field_t const&)#1}, dict_index_t::reconstruct_fields()::{lambda(dict_field_t const&)#1}, dict_index_t::reconstruct_fields()::{lambda(dict_field_t const&)#1}) (__first=0x7fe98407eec0, __last=0x7fe98407eef0, __pred=...) at /usr/include/c++/4.9/bits/stl_algo.h:3804
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#9 0x0000560fd295c958 in dict_index_t::reconstruct_fields (this=0x7fe984132638) at /data/src/10.4/storage/innobase/dict/dict0mem.cc:1232
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#10 0x0000560fd295be73 in dict_table_t::deserialise_columns (this=0x7fe984084008, metadata=0x7fe9d28c0038 "", len=10) at /data/src/10.4/storage/innobase/dict/dict0mem.cc:1313
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#11 0x0000560fd28abb24 in btr_cur_instant_init_low (index=0x7fe984132638, mtr=0x7fe9d20f1220) at /data/src/10.4/storage/innobase/btr/btr0cur.cc:535
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#12 0x0000560fd28ac01c in btr_cur_instant_init (table=0x7fe984084008) at /data/src/10.4/storage/innobase/btr/btr0cur.cc:616
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#13 0x0000560fd295483e in dict_load_table_one (name=..., cached=true, ignore_err=DICT_ERR_IGNORE_NONE, fk_tables=std::deque with 0 elements) at /data/src/10.4/storage/innobase/dict/dict0load.cc:3014
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#14 0x0000560fd2953959 in dict_load_table (name=0x7fe9d20f2940 "test/t1", cached=true, ignore_err=DICT_ERR_IGNORE_NONE) at /data/src/10.4/storage/innobase/dict/dict0load.cc:2766
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#15 0x0000560fd293543a in dict_table_open_on_name (table_name=0x7fe9d20f2940 "test/t1", dict_locked=1, try_drop=1, ignore_err=DICT_ERR_IGNORE_NONE) at /data/src/10.4/storage/innobase/dict/dict0dict.cc:1185
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#16 0x0000560fd26a0c82 in ha_innobase::commit_inplace_alter_table (this=0x7fe98416c6f8, altered_table=0x7fe9841331a0, ha_alter_info=0x7fe9d20f3bc0, commit=true) at /data/src/10.4/storage/innobase/handler/handler0alter.cc:11065
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#17 0x0000560fd23301ec in handler::ha_commit_inplace_alter_table (this=0x7fe98416c6f8, altered_table=0x7fe9841331a0, ha_alter_info=0x7fe9d20f3bc0, commit=true) at /data/src/10.4/sql/handler.cc:4492
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#18 0x0000560fd20efb94 in mysql_inplace_alter_table (thd=0x7fe984000b00, table_list=0x7fe984015090, table=0x7fe98416bac0, altered_table=0x7fe9841331a0, ha_alter_info=0x7fe9d20f3bc0, inplace_supported=HA_ALTER_INPLACE_INSTANT, target_mdl_request=0x7fe9d20f3cf0, alter_ctx=0x7fe9d20f48e0) at /data/src/10.4/sql/sql_table.cc:7590
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#19 0x0000560fd20f59f5 in mysql_alter_table (thd=0x7fe984000b00, new_db=0x7fe9840051c8, new_name=0x7fe984005598, create_info=0x7fe9d20f54d0, table_list=0x7fe984015090, alter_info=0x7fe9d20f5410, order_num=0, order=0x0, ignore=false) at /data/src/10.4/sql/sql_table.cc:9690
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#20 0x0000560fd2180077 in Sql_cmd_alter_table::execute (this=0x7fe984015930, thd=0x7fe984000b00) at /data/src/10.4/sql/sql_alter.cc:497
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#21 0x0000560fd201d319 in mysql_execute_command (thd=0x7fe984000b00) at /data/src/10.4/sql/sql_parse.cc:6302
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#22 0x0000560fd2022244 in mysql_parse (thd=0x7fe984000b00, rawbuf=0x7fe984014f98 "ALTER TABLE `t1` ADD v INT AS (a)", length=33, parser_state=0x7fe9d20f6600, is_com_multi=false, is_next_command=false) at /data/src/10.4/sql/sql_parse.cc:8104
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#23 0x0000560fd200f46e in dispatch_command (command=COM_QUERY, thd=0x7fe984000b00, packet=0x7fe984137fd1 "ALTER TABLE `t1` ADD v INT AS (a)", packet_length=33, is_com_multi=false, is_next_command=false) at /data/src/10.4/sql/sql_parse.cc:1851
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#24 0x0000560fd200de92 in do_command (thd=0x7fe984000b00) at /data/src/10.4/sql/sql_parse.cc:1396
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#25 0x0000560fd217a0ba in do_handle_one_connection (connect=0x560fd5eab7d0) at /data/src/10.4/sql/sql_connect.cc:1402
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#26 0x0000560fd2179e3e in handle_one_connection (arg=0x560fd5eab7d0) at /data/src/10.4/sql/sql_connect.cc:1308
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#27 0x0000560fd2639164 in pfs_spawn_thread (arg=0x560fd5ea6770) at /data/src/10.4/storage/perfschema/pfs.cc:1862
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#28 0x00007fe9de8ac494 in start_thread (arg=0x7fe9d20f7700) at pthread_create.c:333
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#29 0x00007fe9dcead93f in clone () from /lib/x86_64-linux-gnu/libc.so.6
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Not reproducible on 10.3.
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