[MDEV-11647] gcol.gcol_column_def_options_myisam fails in buildbot with valgrind (Conditional jump or move depends on uninitialised value) Created: 2016-12-23  Updated: 2017-07-03  Resolved: 2017-07-03

Status: Closed
Project: MariaDB Server
Component/s: Tests, Virtual Columns
Affects Version/s: 10.2
Fix Version/s: N/A

Type: Bug Priority: Major
Reporter: Elena Stepanova Assignee: Sergei Golubchik
Resolution: Cannot Reproduce Votes: 0
Labels: 10.2-ga

Issue Links:
Relates
relates to MDEV-7069 Fix buildbot failures in main server ... Stalled

 Description   

http://buildbot.askmonty.org/buildbot/builders/xenial-amd64-valgrind/builds/183/steps/test/logs/stdio

gcol.gcol_column_def_options_myisam      w7 [ fail ]  Found warnings/errors in server log file!
        Test ended at 2016-12-22 11:10:49
line
==1475== Thread 6:
==1475== Conditional jump or move depends on uninitialised value(s)
==1475==    at 0x4C33CF2: __memcmp_sse4_1 (in /usr/lib/valgrind/vgpreload_memcheck-amd64-linux.so)
==1475==    by 0x7897CD: compare_record(TABLE const*) (sql_update.cc:102)
==1475==    by 0x67E507: write_record(THD*, TABLE*, COPY_INFO*) (sql_insert.cc:1733)
==1475==    by 0x67C614: mysql_insert(THD*, TABLE_LIST*, List<Item>&, List<List<Item> >&, List<Item>&, List<Item>&, enum_duplicates, bool) (sql_insert.cc:1003)
==1475==    by 0x6A4508: mysql_execute_command(THD*) (sql_parse.cc:4370)
==1475==    by 0x6AFC4E: mysql_parse(THD*, char*, unsigned int, Parser_state*, bool, bool) (sql_parse.cc:7842)
==1475==    by 0x69D551: dispatch_command(enum_server_command, THD*, char*, unsigned int, bool, bool) (sql_parse.cc:1799)
==1475==    by 0x69BF24: do_command(THD*) (sql_parse.cc:1359)
==1475==    by 0x7E8A06: do_handle_one_connection(CONNECT*) (sql_connect.cc:1354)
==1475==    by 0x7E8786: handle_one_connection (sql_connect.cc:1260)
==1475==    by 0xB3E717: pfs_spawn_thread (pfs.cc:1862)
==1475==    by 0x64056F9: start_thread (pthread_create.c:333)



 Comments   
Comment by Elena Stepanova [ 2017-04-23 ]

Still happens, recent occurrence: https://internal.askmonty.org/buildbot/builders/work-amd64-valgrind/builds/10012/steps/test/logs/stdio

Comment by Sergei Golubchik [ 2017-07-01 ]

Doesn't show up in my tests

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