Bug #31382 Disabled Falcon plugin is provoking Valgrind error
| Submitted: | 3 Oct 2007 17:30 | Modified: | 9 Nov 2007 0:20 |
|---|---|---|---|
| Reporter: | Hakan Küçükyılmaz | Email Updates: | |
| Status: | Closed | Impact on me: | |
| Category: | MySQL Server | Severity: | S2 (Serious) |
| Version: | 6.0, 6.0-falcon | OS: | Linux |
| Assigned to: | Antony Curtis | CPU Architecture: | Any |
| Tags: | plugin | ||
[3 Oct 2007 22:29]
Bugs System
A patch for this bug has been committed. After review, it may be pushed to the relevant source trees for release in the next version. You can access the patch from: http://lists.mysql.com/commits/34859 ChangeSet@1.2565, 2007-10-03 15:29:26-07:00, antony@pcg5ppc.xiphis.org +3 -0 Bug#31382 "Disabled plugin is provoking Valgrind error" If there are any auto-alloced string plug-in options, memory is allocated during the call for handle_options(). We must free this memory if we are not installing the plug-in.
[4 Oct 2007 18:48]
Antony Curtis
Queued to development trees: mysql-5.1-engines mysql-5.2-engines mysql-6.0-engines
[8 Oct 2007 19:26]
Antony Curtis
Was approved by Sergei via email on 2007-10-04
[22 Oct 2007 17:03]
Bugs System
Pushed into 5.1.23-beta
[9 Nov 2007 0:20]
Paul DuBois
Noted in 5.1.23 changelog. Automatically allocated memory for string options associated with a plugin was not freed if the plugin did not get installed.
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Description: The test cases - information_schema - information_schema_db - mysqlshow - variables have corresponding -master.opt files which are disabling Falcon plugins. After Falcon plugin has been disabled Pushbuild shows Valgrind error for these tests. How to repeat: VALGRIND: '28 bytes in 2 blocks are still reachable in loss record 1 of 3' COUNT: 4 FUNCTION: malloc FILES: master.err TESTS: main.information_schema main.information_schema_db main.mysqlshow main.variables STACK: at 0x4A20A56: malloc (vg_replace_malloc.c:149) by 0x9E524E: my_malloc (my_malloc.c:34) by 0x9E53BA: my_strdup (my_malloc.c:79) by 0x9F30E3: handle_options (my_getopt.c:899) by 0x7CAE0C: test_plugin_options(st_mem_root*, st_plugin_int*, int*, char**, char) (sql_plugin.cc:3088) by 0x7CE6B4: plugin_init(int*, char**, int) (sql_plugin.cc:1146) by 0x61717E: init_server_components() (mysqld.cc:3420) by 0x619FF4: main (mysqld.cc:3852)