IBM Support

IV58846: DSI IN DR_HANDLER APPLIES TO AIX 7100-03

A fix is available

Subscribe

You can track all active APARs for this component.

 

APAR status

  • Closed as program error.

Error description

  • DSI crash in dr_handler function.
    Stack may look like:
    (0)> f
    pvthread+001800 STACK:
    [041B2DC8]dr_handler+0003A8 (4C00012C4800002E,
    F1000A102B753EF8,
       F00000003009B600 [??])
    [00258110]dr_dma_rmlmb_start+0000D0 (??, ??, ??)
    [0022B6A0]vm_migrate_dr@AF259_61+000080 (??, ??, ??, ??,
    ??, ??)
    [00225AD0]vm_migrate_dr+000050 (??)
    [00226610]vm_rmmem_com+0001D0 (??)
    [002276F4]vm_freemem+000334 (??, ??, ??, ??)
    [0004EA1C]vm_psmd_heavywt_promote+00013C (??, ??, ??)
    [00050438]vm_psmd_promote_pages+000298 (??, ??, ??, ??,
    ??)
    [000506C0]vm_psmd_promote_scan_frs+0000A0 (??, ??, ??,
    ??, ??, ??, ??, ??)
    [000508CC]vm_psmd_promote+00010C (??, ??, ??, ??)
    [00051448]psmd_kthread+000248 (??)
    [002554F4]threadentry+000094 (??, ??, ??, ??)
    

Local fix

Problem summary

  • DSI in dr_handler crashing stack:  (0)> f pvthread+001800
    STACK:   041B2DC8 dr_handler+0003A8 (4C00012C4800002E,
    F1000A102B753EF8, F00000003009B600  ?? )
     00258110 dr_dma_rmlmb_start+0000D0 (??, ??, ??)
     0022B6A0 vm_migrate_dr@AF259_61+000080 (??, ??, ??, ??, ??,
    ??)  00225AD0 vm_migrate_dr+000050 (??)
     00226610 vm_rmmem_com+0001D0 (??)  002276F4 vm_freemem+000334
    (??, ??, ??, ??)  0004EA1C vm_psmd_heavywt_promote+00013C (??,
    ??, ??)  00050438 vm_psmd_promote_pages+000298 (??, ??, ??, ??,
    ??)  000506C0 vm_psmd_promote_scan_frs+0000A0 (??, ??, ??, ??,
    ??, ??, ??, ??)  000508CC vm_psmd_promote+00010C (??, ??, ??,
    ??)  00051448 psmd_kthread+000248 (??)
     002554F4 threadentry+000094 (??, ??, ??, ??)
    

Problem conclusion

  • Ensure DR handlers is fully initialized prior to registration
    with operating system.
    

Temporary fix

Comments

  • 6100-09 - use AIX APAR IV58845
    6100-09 - use AIX APAR IV58845
    7100-03 - use AIX APAR IV58846
    7100-04 - use AIX APAR IV58869
    

APAR Information

  • APAR number

    IV58846

  • Reported component name

    AIX V7.1

  • Reported component ID

    5765H4000

  • Reported release

    710

  • Status

    CLOSED PER

  • PE

    NoPE

  • HIPER

    NoHIPER

  • Submitted date

    2014-04-07

  • Closed date

    2014-04-07

  • Last modified date

    2016-05-10

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

    IV39397

  • 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 U862207

       UP14/10/29 I 1000

PTF to Fileset Mapping

[{"Business Unit":{"code":"BU009","label":"Systems - Cognitive"},"Product":{"code":"SSMV87","label":"AIX Enterprise Edition"},"Component":"","ARM Category":[],"Platform":[{"code":"PF025","label":"Platform Independent"}],"Version":"710","Edition":""},{"Business Unit":{"code":"BU011","label":"Systems - zSystems software"},"Product":{"code":"SSMVAX","label":"AIX Express Edition"},"Component":"","ARM Category":[],"Platform":[{"code":"PF025","label":"Platform Independent"}],"Version":"710","Edition":""},{"Business Unit":{"code":"BU011","label":"Systems - zSystems software"},"Product":{"code":"SG11R","label":"APARs - AIX 7.1 environment"},"Component":"","ARM Category":[],"Platform":[{"code":"PF025","label":"Platform Independent"}],"Version":"710","Edition":""}]

Document Information

Modified date:
10 May 2016