IC99610: CRASH ON "BACKUP VM" DURING PARALLEL BACKUPS OF SEVERAL VIRTUAL MACHINES

IBM Tivoli Storage Manager (TSM) client 7.1.0.x interim fix downloads
IBM Tivoli Storage Manager (TSM) Client 7.1.1 Downloads and READMEs

APAR status

• Closed as program error.

Error description

• During "backup vm" the Tivoli Storage Manager could crash
  processing multiple virtual machine backup threads.
  dsmcrash.log shows the following crash stack:
  dsmcsvc.exe caused exception C0000005
  (EXCEPTION_ACCESS_VIOLATION) at 00000000XXXXXXX
  Register dump:
  Crash dump successfully written to file 'C:\Program
  files\Tivoli\TSM\baclient\dsmcrash.dmp'
  Stack Trace:
  tsmapi64.dll!PasswordFile::getPassword(unsigned char type, char
  * & keyList, unsigned long * keyNumP, wchar_t * nodeName, const
  wchar_t * serverName, unsigned char * inCryptoKey, bool
  migrateEncryptKey) Line 206
  tsmapi64.dll!pswdFGetPassword(Sess_o * sessP) Line 427
  tsmapi64.dll!cuSignOnEnhanced(Sess_o * sessP) Line 3038
  tsmapi64.dll!scSignOnTheSession(Sess_o * sessP) Line 2682
  tsmapi64.dll!NegotiateSession(Sess_o * sessP) Line 4902
  tsmapi64.dll!OpenSess(Sess_o * sessP) Line 4787
  tsmapi64.dll!Logon(Sess_o * sessP) Line 1150
  tsmapi64.dll!CheckSession(Sess_o * sessP, sessLoadPolicy_t
  bPolicyLoad) Line 584
  tsmapi64.dll!ApiInitEx(unsigned long * dsmHandleP,
  tsmInitExIn_t * initInP, tsmInitExOut_t * initOutP, int
  bUseExt) Line 2275
  tsmapi64.dll!dsmInitEx(unsigned long * dsmHandleP,
  dsmInitExIn_t * dsmInitExInP, dsmInitExOut_t * dsmInitExOutP)
  Line 1287
  dsmcsvc.exe!vmAPISendData::startSession(const wchar_t *
  clientNodeName, const wchar_t * clientOwnerName, const wchar_t
  * clientPassword, const wchar_t * userName, const wchar_t *
  userPassword, const wchar_t * options, const wchar_t *
  applicationType) Line 698
  dsmcsvc.exe!VmStartAPISession(Sess_o * sessP, vmAPISendData *
  apiDataMoverP, int bDisableDedup, wchar_t * platformString, int
  * bIsApiInitDoneP, const wchar_t * additionalOptions) Line 9581
  dsmcsvc.exe!VmBackupVMInit(vmBackupData_t * * vmBackupDataPP,
  vmData * vmDataP) Line 9052
  dsmcsvc.exe!vmVddkBackupVM(vmData * vmDataP) Line 5684
  dsmcsvc.exe!vmBackupVM(vmData * vmDataP) Line 2569
  dsmcsvc.exe!tlVMSend(txnConsumerObject_t * txnConObjP,
  txnSpec_t * txnSpecP, DccBackupController * baCP) Line 1343
  dsmcsvc.exe!DccTxnConsumer::HandleQueue() Line 2944
  dsmcsvc.exe!DccTxnConsumer::Run(void * argP) Line 2629
  dsmcsvc.exe!DccTxnConsumer::DoThread(void * argP) Line 3425
  dsmcsvc.exe!startThread2(Threadstart * startInfoP) Line 1552
  dsmcsvc.exe!startThread(Threadstart * startInfoP) Line 1512
  msvcr100.dll!00000000745d1d9f()
  msvcr100.dll!00000000745d1e3b()
  kernel32.dll!000000007714652d()
  ntdll.dll!000000007762c541()
  Tivoli Storage Manager Versions Affected:
  Tivoli Storage Manager Client 6.4.x 7.1.x on all supported
  Windows and Linux operating systems.
  Initial Impact:
  Medium
  Additional Keywords:
  vm backup vmmaxp tsm  zz64 zz71
  

Local fix

• Process a single vm per time during the backup operations
  adding in the client datamover dsm.opt file:
  VMMAXParallel 1
  

Problem summary

• ****************************************************************
  * USERS AFFECTED: Backup-archive client versions 6.4 and 7.1   *
  *                 running on all Microsoft Windows and Linux   *
  *                 platforms.                                   *
  ****************************************************************
  * PROBLEM DESCRIPTION: See ERROR DESCRIPTION                   *
  ****************************************************************
  * RECOMMENDATION: Apply fixing level when available. This      *
  *                 problem is currently projected to be fixed   *
  *                 in levels 6.4.2 and 7.1.1. Note that until   *
  *                 the fixing levels are available, this        *
  *                 information is subject to change at the      *
  *                 discretion of IBM.                           *
  ****************************************************************
  *
  

Problem conclusion

• The problem has been fixed so that it no longer occurs.
  

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:

Modules/Macros

• DSMAGENT
  

Fix information

• Fixed component name

  TSM CLIENT

• Fixed component ID

  5698ISMCL

Applicable component levels

• R64L PSY

     UP

• R64W PSY

     UP

• R71L PSY

     UP

• R71W PSY

     UP