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PI38596: HANG IN FINDNONNULLKEYENTRY() OF com.ibm.ws.security.ejb.BeanPermissionRoleMap

Fixes are available

8.0.0.11: WebSphere Application Server V8.0 Fix Pack 11
8.5.5.7: WebSphere Application Server V8.5.5 Fix Pack 7
7.0.0.39: WebSphere Application Server V7.0 Fix Pack 39
8.5.5.8: WebSphere Application Server V8.5.5 Fix Pack 8
8.0.0.12: WebSphere Application Server V8.0 Fix Pack 12
8.5.5.9: WebSphere Application Server V8.5.5 Fix Pack 9
7.0.0.41: WebSphere Application Server V7.0 Fix Pack 41
8.5.5.10: WebSphere Application Server V8.5.5 Fix Pack 10
8.5.5.11: WebSphere Application Server V8.5.5 Fix Pack 11
8.0.0.13: WebSphere Application Server V8.0 Fix Pack 13
7.0.0.43: WebSphere Application Server V7.0 Fix Pack 43
8.5.5.12: WebSphere Application Server V8.5.5 Fix Pack 12
8.0.0.14: WebSphere Application Server V8.0 Fix Pack 14
8.5.5.13: WebSphere Application Server V8.5.5 Fix Pack 13
7.0.0.45: WebSphere Application Server V7.0 Fix Pack 45
8.0.0.15: WebSphere Application Server V8.0 Fix Pack 15
7.0.0.45: Java SDK 1.6 SR16 FP60 Cumulative Fix for WebSphere Application Server
7.0.0.39: Java SDK 1.6 SR16 FP7 Cumulative Fix for WebSphere Application Server
7.0.0.41: Java SDK 1.6 SR16 FP20 Cumulative Fix for WebSphere Application Server
7.0.0.43: Java SDK 1.6 SR16 FP41 Cumulative Fix for WebSphere Application Server
8.5.5.14: WebSphere Application Server V8.5.5 Fix Pack 14
8.5.5.15: WebSphere Application Server V8.5.5 Fix Pack 15
8.5.5.17: WebSphere Application Server V8.5.5 Fix Pack 17
8.5.5.20: WebSphere Application Server V8.5.5.20
8.5.5.18: WebSphere Application Server V8.5.5 Fix Pack 18
8.5.5.19: WebSphere Application Server V8.5.5 Fix Pack 19
8.5.5.16: WebSphere Application Server V8.5.5 Fix Pack 16
8.5.5.21: WebSphere Application Server V8.5.5.21

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APAR status

  • Closed as program error.

Error description

  • Hang in findNonNullKeyEntry() of
    com.ibm.ws.security.ejb.BeanPermissionRoleMap
    
    Host Operating System is AIX, version 6.1
    When matched to Javacores, 45 threads are hung as below.
    
    Dump Event "user" (00004000) received
    Date: 2015/04/06 at 16:02:02
    Javacore/javacore.20150406.160146.21364890.0002.txt
    OS Level         : AIX 6.1
    JRE 1.6.0 IBM J9 2.4 AIX ppc64-64 build
    jvmap6460sr7ifx-20120801_118170
    2CIUSERARG               -verbose:gc
    2CIUSERARG               -Xms3072m
    2CIUSERARG               -Xmx3584m
    
    "WebContainer : 6" J9VMThread:0x0000000032A9AD00,
    j9thread_t:0x000000012BB6E080,
    java/lang/Thread:0x000000074BAF8338,
    state:CW,
    prio=5
    (native thread ID:0x603003F, native priority:0x5, native
    policy:UNKNOWN)
    Java callstack:
    at java/util/HashMap.areEqualKeys(HashMap.java:867(Compiled
    Code))
    at
    java/util/HashMap.findNonNullKeyEntry(HashMap.java:516(Compiled
    Code))
    at java/util/HashMap.getEntry(HashMap.java:506(Compiled Code))
    at java/util/HashMap.get(HashMap.java:496(Compiled Code))
    at
    com/ibm/ws/security/ejb/BeanPermissionRoleMap.getRequiredRoles
    
    (BeanPermissionRoleMap.java:84(Compiled Code))
    at
    com/ibm/ws/security/ejb/BeanPermissionRoleMap.getRequiredRoles
    
    (BeanPermissionRoleMap.java:64)
    at com/ibm/ws/security/core/WSAccessManager.checkAccess
    
    (WSAccessManager.java:363)
    at
    com/ibm/ws/security/core/SecurityCollaborator.ejbCheckAuthorizat
    ion
    (SecurityCollaborator.java:1515(Compiled
    Code))
    at
    com/ibm/ws/security/core/SecurityCollaborator.performAuthorizati
    on
    
    (SecurityCollaborator.java:520)
    at com/ibm/ws/security/core/EJSSecurityCollaborator.preInvoke
    
    (EJSSecurityCollaborator.java:275(Compiled Code))
    

Local fix

  • n/a
    

Problem summary

  • ****************************************************************
    * USERS AFFECTED:  All users of IBM WebSphere Application      *
    *                  Server                                      *
    ****************************************************************
    * PROBLEM DESCRIPTION: There is a potential that the hang      *
    *                      condition happens in                    *
    *                      BeanPermissionRoleMap object.           *
    ****************************************************************
    * RECOMMENDATION:                                              *
    ****************************************************************
    Due to the concurrent access to one of the objects in the
    BeanPermissionRoleMap class, there is a potential that the
    hang condition happens.
    

Problem conclusion

Temporary fix

Comments

APAR Information

  • APAR number

    PI38596

  • Reported component name

    WEBSPHERE APP S

  • Reported component ID

    5724J0800

  • Reported release

    700

  • Status

    CLOSED PER

  • PE

    NoPE

  • HIPER

    NoHIPER

  • Special Attention

    NoSpecatt / Xsystem

  • Submitted date

    2015-04-07

  • Closed date

    2015-04-28

  • Last modified date

    2015-07-20

  • 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

    WEBSPHERE APP S

  • Fixed component ID

    5724J0800

Applicable component levels

  • R700 PSY

       UP

  • R800 PSY

       UP

  • R850 PSY

       UP

[{"Business Unit":{"code":"BU059","label":"IBM Software w\/o TPS"},"Product":{"code":"SSEQTP","label":"WebSphere Application Server"},"Platform":[{"code":"PF025","label":"Platform Independent"}],"Version":"7.0","Line of Business":{"code":"LOB45","label":"Automation"}}]

Document Information

Modified date:
28 April 2022