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IZ97425: FCSTAT HANG IN EFSC_CLEAR_TARGET() APPLIES TO AIX 7100-00

A fix is available

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You can track all active APARs for this component.

 

APAR status

  • Closed as program error.

Error description

  • Possible hang in efsc_clear_target(), with stack simillar to
    following:
    
    pvthread+026400 STACK:
    ■000D3870e_block_thread+000290 ()
    ■000D44C8e_sleep_thread+0000E8 (??, ??, ??)
    ■042CDBBCefsc_clear_target+00013C (??, ??)
    ■042937B8efsc_close+000218 (??, ??)
    ■0054F5C4devcclose+000284 (??, ??)
    ■0054F8C0rdevclose+000060 (??, ??)
    ■0071A388gno_close@AF19_2+000028 (??)
    ■0061F73Cclosef+00005C (??)
    ■0061F868fp_close+000048 (??)
    ■050628A0pcmui_close_adapter@AF26_6+0000E0 (??, ??, ??)
    ■050616A0pcmui_close+000120 (??, ??, ??)
    ■0054F5C4devcclose+000284 (??, ??)
    ■0071BB80spec_close+0000E0 (??, ??, ??, ??)
    ■00580674vnop_close+000094 (??, ??, ??, ??)
    ■00593B30vno_close+000050 (??)
    ■0061F73Cclosef+00005C (??)
    ■0053F4D0closefd+000150 (??, ??)
    ■0053F884closex+000304 (??, ??)
    ■0053FAFCclose+00011C (??)
    ■00003850ovlya_addr_sc_flih_main+000130 ()
    ■kdb_get_virtual_memory no real storage @ 314DA450
    ■D1A7FFACD1A7FFAC ()
    ■kdb_read_mem no real storage @ FFFFFFFFFFF9170
    

Local fix

Problem summary

  • Possible hang in efsc_clear_target(), with stack simillar to
    following:
    
    pvthread+026400 STACK:
     000D3870 e_block_thread+000290 ()
     000D44C8 e_sleep_thread+0000E8 (??, ??, ??)
     042CDBBC efsc_clear_target+00013C (??, ??)
     042937B8 efsc_close+000218 (??, ??)
     0054F5C4 devcclose+000284 (??, ??)
     0054F8C0 rdevclose+000060 (??, ??)
     0071A388 gno_close@AF19_2+000028 (??)
     0061F73C closef+00005C (??)
     0061F868 fp_close+000048 (??)
     050628A0 pcmui_close_adapter@AF26_6+0000E0 (??, ??, ??)
     050616A0 pcmui_close+000120 (??, ??, ??)
     0054F5C4 devcclose+000284 (??, ??)
     0071BB80 spec_close+0000E0 (??, ??, ??, ??)
     00580674 vnop_close+000094 (??, ??, ??, ??)
     00593B30 vno_close+000050 (??)
     0061F73C closef+00005C (??)
     0053F4D0 closefd+000150 (??, ??)
     0053F884 closex+000304 (??, ??)
     0053FAFC close+00011C (??)
     00003850 ovlya_addr_sc_flih_main+000130 ()
     kdb_get_virtual_memory  no real storage @ 314DA450
     D1A7FFAC D1A7FFAC ()
     kdb_read_mem  no real storage @ FFFFFFFFFFF9170
    

Problem conclusion

  • Fixed by awaking the events appropriately.
    

Temporary fix

Comments

  • 6100-06 - use AIX APAR IZ97397
    7100-00 - use AIX APAR IZ97425
    

APAR Information

  • APAR number

    IZ97425

  • Reported component name

    AIX V7.1

  • Reported component ID

    5765H4000

  • Reported release

    710

  • Status

    CLOSED PER

  • PE

    NoPE

  • HIPER

    NoHIPER

  • Submitted date

    2011-03-28

  • Closed date

    2011-03-28

  • Last modified date

    2013-04-16

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

    IZ97397

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

Fix information

  • Fixed component name

    AIX V7.1

  • Fixed component ID

    5765H4000

Applicable component levels

  • R710 PSY U830298

       UP11/05/10 I 1000

PTF to Fileset Mapping

[{"Business Unit":{"code":"BU054","label":"Systems w\/TPS"},"Product":{"code":"SSMV87","label":"AIX 6.1 Enterprise Edition"},"Component":"","ARM Category":[],"Platform":[{"code":"PF025","label":"Platform Independent"}],"Version":"710","Edition":"","Line of Business":{"code":"LOB08","label":"Cognitive Systems"}},{"Business Unit":{"code":"BU058","label":"IBM Infrastructure w\/TPS"},"Product":{"code":"SSMVAX","label":"AIX Express Edition"},"Component":"","ARM Category":[],"Platform":[{"code":"PF025","label":"Platform Independent"}],"Version":"710","Edition":"","Line of Business":{"code":"LOB08","label":"Cognitive Systems"}},{"Business Unit":{"code":"BU054","label":"Systems w\/TPS"},"Product":{"code":"SG11R","label":"AIX 7.1 HIPERS, APARs and Fixes"},"Component":"","ARM Category":[],"Platform":[{"code":"PF025","label":"Platform Independent"}],"Version":"710","Edition":"","Line of Business":{"code":"","label":""}}]

Document Information

Modified date:
16 April 2013