Details
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Bug
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Status: Closed (View Workflow)
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Critical
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Resolution: Fixed
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10.5, 10.6, 10.11, 10.7(EOL), 10.8(EOL), 10.9(EOL), 10.10(EOL)
Description
Not a new regression. The crash is present in optimized builds only, debug builds seem to work fine.
INSTALL PLUGIN Spider SONAME 'ha_spider.so'; |
CREATE USER Spider@localhost IDENTIFIED BY ''; |
CREATE SERVER srv FOREIGN DATA WRAPPER MYSQL OPTIONS (SOCKET '../socket.sock',DATABASE 'test',user 'Spider',PASSWORD ''); |
CREATE TABLE t (c INT) ENGINE=InnoDB; |
CREATE TABLE t1 (c INT) ENGINE=Spider COMMENT='WRAPPER "mysql",srv "srv",TABLE "t"'; |
SELECT * FROM t1; |
LOCK TABLES t1 WRITE CONCURRENT,t1 AS t2 READ; |
BEGIN; |
Leads to:
10.11.1 50c5743adc87e1cdec1431a02558f6540fe5a6d5 (Optimized) |
Core was generated by `/test/MD221022-mariadb-10.11.1-linux-x86_64-opt/bin/mysqld --no-defaults --core'.
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Program terminated with signal SIGSEGV, Segmentation fault.
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#0 0x0000152d3d82cd4e in ha_spider::lock_tables (
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this=this@entry=0x152ccc04bb50)
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at /test/10.11_opt/storage/spider/ha_spider.cc:12184
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12184 if (
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[Current thread is 1 (Thread 0x152d3d8d6700 (LWP 354245))]
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(gdb) bt
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#0 0x0000152d3d82cd4e in ha_spider::lock_tables (this=this@entry=0x152ccc04bb50) at /test/10.11_opt/storage/spider/ha_spider.cc:12184
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#1 0x0000152d3d82d200 in ha_spider::external_lock (this=0x152ccc04bb50, thd=<optimized out>, lock_type=2) at /test/10.11_opt/storage/spider/ha_spider.cc:921
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#2 0x000055aa825b5d78 in handler::ha_external_lock (this=0x152ccc04bb50, thd=thd@entry=0x152ccc000c58, lock_type=lock_type@entry=2) at /test/10.11_opt/sql/handler.cc:7095
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#3 0x000055aa826cb55c in handler::ha_external_unlock (thd=0x152ccc000c58, this=<optimized out>) at /test/10.11_opt/sql/handler.h:3538
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#4 unlock_external (count=<optimized out>, table=0x152ccc0813f8, thd=0x152ccc000c58) at /test/10.11_opt/sql/lock.cc:744
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#5 mysql_unlock_tables (thd=0x152ccc000c58, sql_lock=0x152ccc0813b8, free_lock=<optimized out>) at /test/10.11_opt/sql/lock.cc:435
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#6 0x000055aa826cbad8 in mysql_unlock_tables (thd=thd@entry=0x152ccc000c58, sql_lock=<optimized out>) at /test/10.11_opt/sql/lock.cc:418
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#7 0x000055aa822f2209 in close_thread_tables (thd=thd@entry=0x152ccc000c58) at /test/10.11_opt/sql/sql_base.cc:953
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#8 0x000055aa822f307b in Locked_tables_list::unlock_locked_tables (thd=0x152ccc000c58, this=0x152ccc004af8) at /test/10.11_opt/sql/sql_base.cc:2571
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#9 Locked_tables_list::unlock_locked_tables (this=this@entry=0x152ccc004af8, thd=thd@entry=0x152ccc000c58) at /test/10.11_opt/sql/sql_base.cc:2542
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#10 0x000055aa8248f28d in trans_begin (thd=thd@entry=0x152ccc000c58, flags=0) at /test/10.11_opt/sql/transaction.cc:115
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#11 0x000055aa8236a1ae in mysql_execute_command (thd=0x152ccc000c58, is_called_from_prepared_stmt=<optimized out>) at /test/10.11_opt/sql/sql_parse.cc:5605
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#12 0x000055aa82358335 in mysql_parse (rawbuf=<optimized out>, length=<optimized out>, parser_state=<optimized out>, thd=0x152ccc000c58) at /test/10.11_opt/sql/sql_parse.cc:8023
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#13 mysql_parse (thd=0x152ccc000c58, rawbuf=<optimized out>, length=<optimized out>, parser_state=<optimized out>) at /test/10.11_opt/sql/sql_parse.cc:7945
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#14 0x000055aa823640ea in dispatch_command (command=COM_QUERY, thd=0x152ccc000c58, packet=<optimized out>, packet_length=<optimized out>, blocking=<optimized out>) at /test/10.11_opt/sql/sql_class.h:1346
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#15 0x000055aa82365ee2 in do_command (thd=0x152ccc000c58, blocking=blocking@entry=true) at /test/10.11_opt/sql/sql_parse.cc:1407
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#16 0x000055aa8247ffbf in do_handle_one_connection (connect=<optimized out>, connect@entry=0x55aa8599ac18, put_in_cache=put_in_cache@entry=true) at /test/10.11_opt/sql/sql_connect.cc:1416
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#17 0x000055aa8248029d in handle_one_connection (arg=0x55aa8599ac18) at /test/10.11_opt/sql/sql_connect.cc:1318
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#18 0x0000152d63b56609 in start_thread (arg=<optimized out>) at pthread_create.c:477
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#19 0x0000152d63742133 in clone () at ../sysdeps/unix/sysv/linux/x86_64/clone.S:95
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Bug confirmed present in:
MariaDB: 10.5.18 (opt), 10.6.10 (opt), 10.7.6 (opt), 10.8.5 (opt), 10.9.3 (opt), 10.10.2 (opt), 10.11.1 (opt)
Bug (or feature/syntax) confirmed not present in:
MariaDB: 10.3.37 (dbg), 10.3.37 (opt), 10.4.27 (dbg), 10.4.27 (opt), 10.5.18 (dbg), 10.6.10 (dbg), 10.7.6 (dbg), 10.8.5 (dbg), 10.9.3 (dbg), 10.10.2 (dbg), 10.11.1 (dbg)
MySQL: 5.5.62 (dbg), 5.5.62 (opt), 5.6.51 (dbg), 5.6.51 (opt), 5.7.38 (dbg), 5.7.38 (opt), 8.0.29 (dbg), 8.0.29 (opt)
Attachments
Issue Links
- blocks
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MDEV-28683 Spider: SIGSEGV in spider_db_direct_delete, SIGSEGV in spider_db_connect, ASAN: heap-use-after-free in spider_db_direct_delete
- Closed
- includes
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MDEV-28683 Spider: SIGSEGV in spider_db_direct_delete, SIGSEGV in spider_db_connect, ASAN: heap-use-after-free in spider_db_direct_delete
- Closed
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MDEV-31996 Segfault when setting spider_delete_all_rows to 0 and delete all rows of a spider table, ASAN heap-use-after-free in spider_db_delete_all_rows
- Closed
- relates to
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MDEV-28775 Implement connection manager in Spider
- Stalled
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MDEV-27239 Spider: Assertion `thd->transaction->stmt.ha_list == __null || trans == &thd->transaction->stmt' failed in ha_commit_trans on BEGIN WORK after FTWRL
- Closed
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MDEV-27526 Spider: SIGSEGV in ha_spider::lock_tables and Assertion `thd->transaction->stmt.ha_list == __null || trans == &thd->transaction->stmt' failed in ha_commit_trans on START TRANSACTION
- Closed
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MDEV-27902 Spider: Crashes, asserts, hangs, memory corruptions and ASAN heap-use-after-free's
- Closed
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MDEV-32492 SIGSEGV in spider_conn_first_link_idx and others on DELETE, INSERT and SELECT
- Closed
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MDEV-34590 SIGSEGV in spider_db_unlock_tables and ASAN: heap-use-after-free in ha_spider::lock_tables on INSERT
- Closed