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  1. MariaDB Server
  2. MDEV-10735

Valgrind warnings around Galera SST

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    Details

    • Type: Bug
    • Status: Closed (View Workflow)
    • Priority: Major
    • Resolution: Fixed
    • Affects Version/s: None
    • Fix Version/s: 10.1.18
    • Component/s: wsrep
    • Labels:
      None
    • Sprint:
      10.1.18

      Description

      $ perl mtr galera.galera_insert_multi --valgrind
      ...
      galera.galera_insert_multi 'innodb_plugin' [ fail ]  Found warnings/errors in server log file!
              Test ended at 2016-09-04 14:32:59
      line
      ==2082== Thread 8:
      ==2082== Conditional jump or move depends on uninitialised value(s)
      ==2082==    at 0x4C2E0F8: strlen (in /usr/lib/valgrind/vgpreload_memcheck-amd64-linux.so)
      ==2082==    by 0x78C132: sst_scan_uuid_seqno(char const*, wsrep_uuid*, long*) (wsrep_sst.cc:342)
      ==2082==    by 0x78C979: sst_joiner_thread(void*) (wsrep_sst.cc:485)
      ==2082==    by 0x5F09183: start_thread (pthread_create.c:312)
      ==2082==    by 0x682337C: clone (clone.S:111)
      ==2082== Conditional jump or move depends on uninitialised value(s)
      ==2082==    at 0x4C31A06: rawmemchr (in /usr/lib/valgrind/vgpreload_memcheck-amd64-linux.so)
      ==2082==    by 0x67A5FC1: _IO_str_init_static_internal (strops.c:44)
      ==2082==    by 0x6787476: __isoc99_vsscanf (isoc99_vsscanf.c:41)
      ==2082==    by 0x6787416: __isoc99_sscanf (isoc99_sscanf.c:31)
      ==2082==    by 0xF074F9: wsrep_uuid_scan (wsrep_uuid.c:50)
      ==2082==    by 0x78C14E: sst_scan_uuid_seqno(char const*, wsrep_uuid*, long*) (wsrep_sst.cc:342)
      ==2082==    by 0x78C979: sst_joiner_thread(void*) (wsrep_sst.cc:485)
      ==2082==    by 0x5F09183: start_thread (pthread_create.c:312)
      ==2082==    by 0x682337C: clone (clone.S:111)
      ==2082== Conditional jump or move depends on uninitialised value(s)
      ==2082==    at 0x4C2E0F8: strlen (in /usr/lib/valgrind/vgpreload_memcheck-amd64-linux.so)
      ==2082==    by 0x78C17B: sst_scan_uuid_seqno(char const*, wsrep_uuid*, long*) (wsrep_sst.cc:344)
      ==2082==    by 0x78C979: sst_joiner_thread(void*) (wsrep_sst.cc:485)
      ==2082==    by 0x5F09183: start_thread (pthread_create.c:312)
      ==2082==    by 0x682337C: clone (clone.S:111)
      

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              Assignee:
              nirbhay_c Nirbhay Choubey (Inactive)
              Reporter:
              nirbhay_c Nirbhay Choubey (Inactive)
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                Created:
                Updated:
                Resolved: