IC95133: SERVER CAN CRASH IN MEMTREEDEMOTE(SMEMNODE**) FUNCTION

IBM Tivoli Storage Manager V6.3 Fix Pack 5 (6.3.5.000) Server Downloads

APAR status

• Closed as program error.

Error description

• Tivoli Storage Manager v6 server can crash in function
  MemTreeDemote(SMemNode**)
  
  From Linux server, the stack from getcoreinfo utility will show:
  
  #0  0x00007ffff521e994 in MemTreeDemote(SMemNode**) () from
  /home/tsminst1/sqllib/lib64/libdb2.so.1
  #1  0x00007ffff521e5d5 in SQLO_MEM_POOL::MemTreeGet(unsigned
  long,
  unsigned long, void**, SqloChunkSubgroup**, SMemLostNode**) ()
  from
  /home/tsminst1/sqllib/lib64/libdb2.so.1
  #2  0x00007ffff521f747 in
  SQLO_MEM_POOL::allocateMemoryBlock(unsigned
  long, unsigned long, unsigned long, unsigned int, unsigned long,
  void**,
  SqloChunkSubgroup**, SMemLostNode**, SMemLogEvent*) () from
  /home/tsminst1/sqllib/lib64/libdb2.so.1
  #3  0x00007ffff52112db in sqlogmblkEx () from
  /home/tsminst1/sqllib/lib64/libdb2.so.1
  #4  0x00007ffff518325f in sqleUCgetConHandle () from
  /home/tsminst1/sqllib/lib64/libdb2.so.1
  #5  0x00007ffff52e2d52 in CLI_sqlConnect(CLI_CONNECTINFO*,
  sqlca*,
  CLI_ERRORHEADERINFO*) () from
  /home/tsminst1/sqllib/lib64/libdb2.so.1
  #6  0x00007ffff529a4d8 in SQLConnect2(CLI_CONNECTINFO*, unsigned
  char*,
  short, unsigned char*, short, unsigned char*, short, unsigned
  char*,
  short, unsigned char) () from
  /home/tsminst1/sqllib/lib64/libdb2.so.1
  #7  0x00007ffff529ea34 in SQLDriverConnect2(CLI_CONNECTINFO*,
  void*,
  unsigned char*, short, unsigned char*, short, short*, unsigned
  short,
  unsigned char, unsigned char, CLI_ERRORHEADERINFO*) () from
  /home/tsminst1/sqllib/lib64/libdb2.so.1
  #8  0x00007ffff52b4bcd in SQLConnect1(CLI_CONNECTINFO*, unsigned
  char*,
  short, unsigned char*, short, unsigned char*, short) () from
  /home/tsminst1/sqllib/lib64/libdb2.so.1
  #9  0x00007ffff52b541b in SQLConnect () from
  /home/tsminst1/sqllib/lib64/libdb2.so.1
  #10 0x0000000000a70c42 in RdbCreateConnection
  (inPoolP=0x16a1948,
  inNewConnP=0x7ffd318d63c8) at dbiconn.c:1699
  #11 0x0000000000a70fdf in DbiGetConnectionTracked
  (file=0x104d774
  "dbitxn.c", line=1521, type=connAny, connPP=0x7ffd318d63c8) at
  dbiconn.c:512
  #12 0x0000000000a73971 in AllocTxnDesc (txnId=0x7ffdf858eab8) at
  dbitxn.c:1521
  #13 DbiParticipate (txnId=0x7ffdf858eab8) at dbitxn.c:1387
  #14 0x0000000000a799f2 in tbOpenX (txnId=0x7ffdf858eab8,
  tblName=0xfad505 "Profile.Object.Names", tempName=0x0,
  isTempReopen=False, handle=0x7ffd318d64f8) at tbtbl.c:4735
  #15 0x0000000000749de5 in ccIsManagedObject
  (txnId=0x7ffdf858eab8,
  assocObject=0x7ffdf83f055d "RAPORT", assocType=ccAdmin,
  lockMode=3
  '\003', listWanted=False, profileList=0x0, found=0x7ffd318d69dc)
  at
  ccassoc.c:1020
  #16 0x00000000004d59b1 in admOpenAdmin (adminName=0x7ffdf83f055d
  "RAPORT", adminIdP=0x7ffdf83f0558, pwBuf=0x7ffd318d6aa0
  "]\005?\370\375\177", pwLenP=0x7ffd318d6b08,
  passwordHasExpiredP=0x7ffd318d6b0c,
  lastAccessDateP=0x7ffd318d6af0,
  managedByServer=0x7ffd318d6a50 "", authMethP=0x7ffd318d6b04,
  sslReqP=0x7ffd318d6b00) at admadmin.c:2135
  #17 0x0000000000b0eb52 in DoAdminGeneral (sessP=0x7ffdf83f0108)
  at
  smexec.c:5839
  #18 0x0000000000b16ab8 in smExecuteSession (infoP=<value
  optimized out>,
  beginFunc=<value optimized out>, sendFunc=<value optimized out>,
  recvFunc=<value optimized out>, flushFunc=<value optimized out>,
  abortFunc=<value optimized out>, qmethodFunc=0xe10f70
  <tcpQryMethod>,
  qaddressFunc=0xe13f10 <tcpQueryAddress>, authFunc=0,
  isNetworkMethod=True, qIsNodeThreadFunc=0xe10f50
  <tcpIsNodeThread>) at
  smexec.c:3396
  #19 0x0000000000e1197d in psSessionThread (argP=<value optimized
  out>)
  at tcpcomm.c:2353
  #20 0x0000000000dfeaf6 in StartThread
  (startInfoP=0x7fff90017a28) at
  pkthread.c:3369
  #21 0x00007ffff772a851 in start_thread () from
  /lib64/libpthread.so.0
  #22 0x00007ffff49c490d in clone () from /lib64/libc.so.6
  
  The crash may happen at any location which refers to DB2
  connection data structure
  
  No errors are reported in activity log.
  
  
    Tivoli Storage Manager Versions Affected: all V6 servers
  
    Initial Impact: Medium
  
    Additional Keywords: TSM 92205 crash core abend zz61
                         zz62 zz63
  

Local fix

Problem summary

• ****************************************************************
  * USERS AFFECTED: All Tivoli Storage Manager server users.     *
  ****************************************************************
  * PROBLEM DESCRIPTION: See error description.                  *
  ****************************************************************
  * RECOMMENDATION: Apply fixing level when available. This      *
  *                 problem is currently projected to be fixed   *
  *                 in level 6.3.5. Note that this is subject    *
  *                 to change at the discretion of IBM.          *
  ****************************************************************
  *
  

Problem conclusion

• This problem was fixed.
  

Temporary fix

Comments

APAR Information

• APAR is sysrouted FROM one or more of the following:

• APAR is sysrouted TO one or more of the following:

Fix information

• Fixed component name

  TSM SERVER

• Fixed component ID

  5698ISMSV

Applicable component levels

• R63A PSY

     UP

• R63H PSY

     UP

• R63L PSY

     UP

• R63S PSY

     UP

• R63W PSY

     UP