Details
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Bug
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Status: Confirmed (View Workflow)
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Major
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Resolution: Unresolved
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10.2(EOL), 10.3(EOL), 10.4(EOL), 10.5, 10.6, 10.7(EOL), 10.8(EOL), 10.9(EOL), 10.10(EOL), 10.11
Description
SET GLOBAL session_track_system_variables='a';
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SHUTDOWN;
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Leads to:
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10.6.2 06dd151bb86ad5b87d4d46011f36da1289c01074 (Debug) |
2021-06-08 19:38:22 0 [Note] /test/MD050621-mariadb-10.6.2-linux-x86_64-dbg/bin/mysqld: Shutdown complete
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Warning: Memory not freed: 32
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Warning: 32 bytes lost at 0x14db2401b2e0, allocated by T@0 at 0x55c68baa843d, mysys/my_malloc.c:221, sql/sys_vars.ic:568, sql/set_var.cc:207, sql/set_var.cc:858, sql/set_var.cc:745, sql/sql_parse.cc:5027, sql/sql_parse.cc:8016
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Memory lost: 32 bytes in 1 chunks
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Warning: 32 bytes lost at 0x14db2401b2e0, allocated by T@0 at sql/sql_parse.cc:1897, mysys/my_malloc.c:221, sql/sys_vars.ic:568, sql/set_var.cc:207, sql/set_var.cc:858, sql/set_var.cc:745, sql/sql_parse.cc:5027, sql/sql_parse.cc:8016
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Memory lost: 32 bytes in 1 chunks
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Bug present in 10.2-10.6 both opt and dbg.
The memory loss size has changed over time. 10.2 Debug gives:
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10.2.38 (Debug) |
2021-06-08 19:43:51 23053458228992 [Note] /test/MD270421-mariadb-10.2.38-linux-x86_64-dbg/bin/mysqld: Shutdown complete
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Warning: Memory not freed: 8
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Warning: 8 bytes lost at 0x14f748008b70, allocated by T@0 at mysys/my_malloc.c:229, sql/sys_vars.ic:527, sql/set_var.cc:208, sql/set_var.cc:837, sql/set_var.cc:738, sql/sql_parse.cc:4644, sql/sql_parse.cc:7796, sql/sql_parse.cc:1827
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Memory lost: 8 bytes in 1 chunks
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Warning: 8 bytes lost at 0x14f748008b70, allocated by T@0 at mysys/my_malloc.c:229, sql/sys_vars.ic:527, sql/set_var.cc:208, sql/set_var.cc:837, sql/set_var.cc:738, sql/sql_parse.cc:4644, sql/sql_parse.cc:7796, sql/sql_parse.cc:1827
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Memory lost: 8 bytes in 1 chunks
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And 10.3 optimized (10.3 debug also has 8 bytes):
2021-06-08 19:45:50 0 [Note] /test/MD270421-mariadb-10.3.29-linux-x86_64-opt/bin/mysqld: Shutdown complete
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10.3.29 4d412e9854ccb3676a9a51a002fbcc6b44a26294 (Optimized) |
Warning: Memory not freed: 16
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Attachments
Activity
Up to 10.11
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10.11.0 bc563f1a4b0b38de3b41fd0f0d3d8b7f1aacbd8b (Debug) |
2022-08-27 14:11:36 0 [Note] /test/MD190822-mariadb-10.11.0-linux-x86_64-dbg/bin/mysqld: Shutdown complete
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Warning: Memory not freed: 32
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Warning: 32 bytes lost at 0x154f14019f30, allocated by T@0 at 0x55ba3bbec757, 0x55ba3b3545be, mysys/my_malloc.c:221, sql/sys_vars.inl:568, sql/set_var.cc:207, sql/set_var.cc:863, sql/set_var.cc:745, sql/sql_parse.cc:5034
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Memory lost: 32 bytes in 1 chunks
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Warning: 32 bytes lost at 0x154f14019f30, allocated by T@0 at sql/sql_class.h:2746, sql/sql_parse.cc:1894, mysys/my_malloc.c:221, sql/sys_vars.inl:568, sql/set_var.cc:207, sql/set_var.cc:863, sql/set_var.cc:745, sql/sql_parse.cc:5034
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Memory lost: 32 bytes in 1 chunks
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For an example fix on a similar bug, see
MDEV-24509