PM78308: ABEND0C6 WHEN CSQIMGE9 INVOKES CSQMHDRS

Obtain the fix for this APAR.

APAR status

• Closed as program error.

Error description

• This abend can occur when CSQIMGE9 invokes CSQMHDRS and there is
  no space in the current SKB for CSQMHDR's working storage.
  CSQVRMEL invokes CSQSGSTK in amode 64, which results in
  CSQSVSTK issuing a SETLOCK OBTAIN in amode 64, which is not
  supported resulting in the ABEND0C6.
  

Local fix

Problem summary

• ****************************************************************
  * USERS AFFECTED: All users of WebSphere MQ Version 7          *
  *                 Release 1 Modification 0.                    *
  ****************************************************************
  * PROBLEM DESCRIPTION: Abend 0C6-00000006 is generated in      *
  *                      CSQSVSTK when trying to allocate stack  *
  *                      storage blocks.                         *
  ****************************************************************
  * RECOMMENDATION:                                              *
  ****************************************************************
  CSQSVSTK generates 0C6 abend when called in AMODE(64) but it
  expects AMODE(31).
  

Problem conclusion

• Callers of CSQVRMEL (CSQSVSTK) have been changed to use
  AMODE(31) before invoking CSQSVSTK.
  100Y
  CSQIMGE3
  CSQMHDRS
  CSQMRPUT
  CSQMSUBI
  

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:

  UK92009

Modules/Macros

• CSQIMGE3 CSQMHDRS CSQMRPUT CSQMSUBI
  

Fix information

• Fixed component name

  WMQ Z/OS V7

• Fixed component ID

  5655R3600

Applicable component levels

• R100 PSY UK92009

     UP13/04/04 P F304

Fix is available

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