IC61127: TSM LANFREE BACKUP/ARCHIVE CAN FAIL WITH ANR0443W PROTOCOL ERROR. VERB LENGTH RETURNED EXCEEDS EXPECTED LENGTH.

IBM Tivoli Storage Manager V6.1 Fix Pack 3 (6.1.3) Server Downloads

APAR status

• Closed as program error.

Error description

• When using lanfree archive the following error may be seen in
  the server activity log:
  ANR0443W (Session: xxxxx, Origin: SA_node) Protocol error on
  session 53 for node TSM_node
  (AIX-RS/6000)  - invalid "volListInfo " field found in
  "LFStoreMgr" verb (offset 44).
  .
  Customer/L2 Diagnostics:
  Storage Agent tracing of pvr mms na session lanfree  shows:
  16:00:01.519 [17][smtrans.c][1103][SmRecvVerb]:SmRecvVerb:
  Receiving verb for TSM_NODE01(9) using buffer 31a18de8.
  16:00:01.526 [17][smtrans.c][4994][ExtendVerbBuf]:ExtendVerbBuf:
  New verb buf 31a6ded8 with size 768 replaces exists 31a18de8
  with size 512.
  16:00:01.527 [17][smtrans.c][4605][ReceiveData]:ReceiveData:
  Receiving  611 info buffer 31a6dee4 using commInfoP 31a06a88.
  16:00:01.527 [17][smtrans.c][4618][ReceiveData]:ReceiveData:
  commRc 0 after receiving 611 info buffer 31a6dee4 using
  commInfoP 31a06a88.
  *NOTE*
  Very similar to APAR IC55835
  .
  Platforms affected:
  TSM  5.5, 6.1 Unix and Windows Storage Agents
   .
  Initial Impact: Medium
  .
  Additional Keywords: internal server error invalid verb
  volListInfo LFStoreMgr
  

Local fix

• The undocumented server option NOVERBCHECK can be added to the
  options files of the TSM server and storage agent as a
  workaround.
      WARNING: The use of VERBCHECK helps to protect the server
  not only from ABENDs but also from users "hacking" for buffer
  overflows and injecting malicious code.
  

Problem summary

• ****************************************************************
  * USERS AFFECTED: All Tivoli Storage Manager users of lan-free *
  ****************************************************************
  * PROBLEM DESCRIPTION: See ERROR DESCRIPTION.                  *
  ****************************************************************
  * RECOMMENDATION: Apply fixing level when available. This      *
  *                 problem is currently projected to be fixed   *
  *                 in levels 5.5.3 and 6.1.3. Note that this is *
  *                                                              *
  *                 subject to change at the discretion of IBM.  *
  ****************************************************************
  *
  

Problem conclusion

• This problem was fixed.Both server and
  storage agent need to be updated to apply
  this fix.
  

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:

  PK88066

Fix information

• Fixed component name

  TSM SERVER

• Fixed component ID

  5698ISMSV

Applicable component levels

• R55A PSY

     UP

• R55H PSY

     UP

• R55L PSY

     UP

• R55S PSY

     UP

• R55W PSY

     UP

• R55Z PSY

     UP

• R61A PSY

     UP

• R61H PSY

     UP

• R61L PSY

     UP

• R61S PSY

     UP

• R61W PSY

     UP

• R61Z PSY

     UP