IV58314: JVM CRASHES WITH INVALID FREE IF RUN WITH EMPTY LD_LIBRARY_PATH

APAR status

• Closed as program error.

Error description

• Error Message: *** glibc detected ***
  /bluebird/builds/bld_191708/sdk/xi3270_27/jre/bin/java: free():
  invalid pointer: 0xffa4462c ***
  .
  Stack Trace:
  /lib/libc.so.6<OSB>0x675d35<CSB>/lib/libc.so.6(cfree+0x59)<OSB>0
  x679da9<CSB>/bluebird/builds/bld_191708/sdk/xi3270_27/jre/lib/i3
  86/default/libjvm.so(JNI_CreateJavaVM+0x8c8)<OSB>0xf755c99b<CSB>
  /bluebird/builds/bld_191708/sdk/xi3270_27/jre/lib/i386/j9vm/libj
  vm.so(JNI_CreateJavaVM+0x3b1)<OSB>0xf7fb8e4b<CSB>/bluebird/build
  s/bld_191708/sdk/xi3270_27/jre/bin/../lib/i386/jli/libjli.so<OSB
  >0xf7f8630e<CSB>/lib/libpthread.so.0<OSB>0x79b912<CSB>/lib/libc.
  so.6(clone+0x5e)<OSB>0x6e17ce<CSB>
  .
  

Local fix

• Ensure the LD_LIBRARY_PATH is not an empty string
  

Problem summary

• The JVM incorrectly frees a pointer returned by getenv if the
  LD_LIBRARY_PATH is an empty string.
  

Problem conclusion

• This APAR will be fixed in the following Java Releases:
     7 R1 SR1       (7.1.1.0)
  .
  The JVM has been updated to correctly track pointers returned by
  getenv.
  

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

  J9 COMMON CODE

• Fixed component ID

  620700127

Applicable component levels

• R270 PSY

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