PM65275: A CORE DUMP MAY OCCUR WHEN RUNNING A MAP THAT USES THE PACKAGE FUNCTION WHICH REFERENCES AN ELEMENT WITH A VALUE OF NONE

APAR status

• Closed as program error.

Error description

• A core dump may occur when running a map that uses the
  PACKAGE() function which references an element with a value of
  NONE.
  

Local fix

• WTXCQ - WTX00040717
  GK / GK
  Circumvention: None
  

Problem summary

• Users Affected:
  WebSphere Transformation Extender customers using PACKAGE
  function and an item that evaluates to None.
  
  Problem Description:
  If PACKAGE function is called with an element which value is
  NONE, the following error might be seen using memory tracking
  tools:
  Read from uninitialized (rui) on thread 1:
  Attempting to read 1 byte at address 0xffffffff7fff81a3
      which is 403 bytes above the current stack pointer
  Variable is 'byChar'
  t@1 (l@1) stopped in Package at line 3716 in file "f_chars.c"
  [1] Package
  [2] FindOperand
  [3] Word_OP
  [4] FindOperand
  [5] TrimLeft
  [6] FindOperand
  [7] FindOperand
  [8] Calculate
  [9] FindOperand
  [10] Calculate
  
  
  Uninitialized read can cause undefined behaviors including
  crashes.
  
  Platforms Affected:
  ALL
  

Problem conclusion

• Fixed code to prevent uninitialized memory read in the PACKAGE
  function.
  
  Delivered in:
  8.3.0.5, 8.4.0.3
  

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

  WSTX

• Fixed component ID

  5724M4000

Applicable component levels

• R830 PSY

     UP

• R840 PSY

     UP