PK48251: ABEND DFHSOS13 & DFHSOCK DURING MULTI-IPCONN ACQUIRE

Obtain the fix for this APAR.

APAR status

• Closed as program error.

Error description

• Abend AKEC in looping module DFHSOS13 caused by corrupt socket
  chains when trying to acquire ipconn connections.
  

Local fix

Problem summary

• ****************************************************************
  * USERS AFFECTED: Users of IPIC connections.                   *
  ****************************************************************
  * PROBLEM DESCRIPTION: ABENDS OR LOOPS WHEN TRYING TO ACQUIRE  *
  *                      When attempting to acquire a set of     *
  *                      IPCONN connections abend AKEC in        *
  *                      module DFHSOS13 and severe error        *
  *                      (code x'029F') in module DFHSOCK        *
  *                      could occur.                            *
  ****************************************************************
  * RECOMMENDATION:                                              *
  ****************************************************************
  If at the maximum number of supported sockets when attempting
  to add an additional socket, a close of an unowned socket
  is made. This can result in the unowned socket chain becoming
  corrupt which normally results in a loop in DFHSOS13.
  
  Additional Keywords. AKEC ABENDAKEC MSGDFHSO0001 MSGDFHSO0002
  DFHSO0001 DFHSO0002 SO0001 SO0002
  

Problem conclusion

• An EndIterator call was added to prevent the corruption
  of the socket unowned chain.
  

Temporary fix

• FIX AVAILABLE BY PTF ONLY
  

Comments

APAR Information

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

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

  UK28330

Modules/Macros

•    DESSOMG  DFHSOMGC DFHSOM01 DFHSOM02 DFHSOM03
  

Fix information

• Fixed component name

  CICSTS V3 Z/OS

• Fixed component ID

  5655M1500

Applicable component levels

• R500 PSY UK28330

     UP07/08/24 P F708

Fix is available

• Select the PTF appropriate for your component level. You will be required to sign in. Distribution on physical media is not available in all countries.