==120613==WARNING: MemorySanitizer: use-of-uninitialized-value
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#0 0x564375a3d782 in THD::reset_for_next_command(bool) /buildbot/amd64-ubuntu-2004-msan/build/sql/sql_parse.cc:7586:7
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#1 0x564375a37100 in mysql_parse(THD*, char*, unsigned int, Parser_state*) /buildbot/amd64-ubuntu-2004-msan/build/sql/sql_parse.cc:7976:8
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#2 0x564376cc749e in Query_log_event::do_apply_event(rpl_group_info*, char const*, unsigned int) /buildbot/amd64-ubuntu-2004-msan/build/sql/log_event_server.cc:1919:9
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#3 0x5643756a07ec in Log_event::apply_event(rpl_group_info*) /buildbot/amd64-ubuntu-2004-msan/build/sql/log_event.h:1499:10
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#4 0x56437567a62d in apply_event_and_update_pos_apply(Log_event*, THD*, rpl_group_info*, int) /buildbot/amd64-ubuntu-2004-msan/build/sql/slave.cc:3881:19
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#5 0x56437626ff93 in rpt_handle_event(rpl_parallel_thread::queued_event*, rpl_parallel_thread*) /buildbot/amd64-ubuntu-2004-msan/build/sql/rpl_parallel.cc:62:8
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#6 0x5643762640f6 in handle_rpl_parallel_thread /buildbot/amd64-ubuntu-2004-msan/build/sql/rpl_parallel.cc:1378:18
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#7 0x56437749de5a in pfs_spawn_thread /buildbot/amd64-ubuntu-2004-msan/build/storage/perfschema/pfs.cc:2201:3
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#8 0x7ff914d21608 in start_thread /build/glibc-eX1tMB/glibc-2.31/nptl/pthread_create.c:477:8
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#9 0x7ff9148d7292 in clone /build/glibc-eX1tMB/glibc-2.31/misc/../sysdeps/unix/sysv/linux/x86_64/clone.S:95
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Uninitialized value was stored to memory at
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#0 0x564376cc84ef in Query_log_event::do_apply_event(rpl_group_info*, char const*, unsigned int) /buildbot/amd64-ubuntu-2004-msan/build/sql/log_event_server.cc:1732:35
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Uninitialized value was created by a heap deallocation
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#0 0x564375520da9 in free (/buildbot/amd64-ubuntu-2004-msan/build/sql/mariadbd+0x7f5da9)
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#1 0x5643786fe710 in my_free /buildbot/amd64-ubuntu-2004-msan/build/mysys/my_malloc.c:211:3
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SUMMARY: MemorySanitizer: use-of-uninitialized-value /buildbot/amd64-ubuntu-2004-msan/build/sql/sql_parse.cc:7586:7 in THD::reset_for_next_command(bool)
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