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IZ90986: SYSTEM MAY CRASH WITH USB 3D INPUT DEVICES APPLIES TO AIX 5300-10

A fix is available

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APAR status

  • Closed as program error.

Error description

  • When using USB 3D input devices, the system may crash in the
    .disable_lock kernel service while loading an unresolved
    address.
    
    (15)> f
    pvthread+800900 STACK:
    ■00009070.disable_lock+00006C ()
    ■042005C4usb3dx:sb_callback+000080 (??, ??)
    ■041F2C58usbd:_post_irp+0000AC (??)
    ■041F4244usbd:post_iob+0001B8 (??, ??)
    ■041C00D8hcd33103500:process_done_TD+000354 (??, ??, ??)
    ■041C4660hcd33103500:process_done_head+0001C4 (??, ??)
    ■041C8E84hcd33103500:hcd_offlevel_done_head_body+000074 (??)
    ■041C8B10hcd33103500:hcd_offlevel_done_head+0000B4 (??)
    ■000E9DCCi_offlevel+000078 (??, ??)
    ■000E9AC4i_softmod+000330 ()
    ■00175BC0.finish_interrupt+000024 (??, ??, ??)
    

Local fix

Problem summary

  • When using USB 3D input devices, the system may crash in the
    .disable_lock kernel service while loading an unresolved
    address.
    
    (15)> f
    pvthread+800900 STACK:
     00009070 .disable_lock+00006C ()
     042005C4 usb3dx:sb_callback+000080 (??, ??)
     041F2C58 usbd:_post_irp+0000AC (??)
     041F4244 usbd:post_iob+0001B8 (??, ??)
     041C00D8 hcd33103500:process_done_TD+000354 (??, ??, ??)
     041C4660 hcd33103500:process_done_head+0001C4 (??, ??)
     041C8E84 hcd33103500:hcd_offlevel_done_head_body+000074 (??)
     041C8B10 hcd33103500:hcd_offlevel_done_head+0000B4 (??)
     000E9DCC i_offlevel+000078 (??, ??)
     000E9AC4 i_softmod+000330 ()
     00175BC0 .finish_interrupt+000024 (??, ??, ??)
    

Problem conclusion

  • The /usr/lib/drivers/usb/usb3dx driver needs to pin the
    device structure in memory.
    

Temporary fix

Comments

APAR Information

  • APAR number

    IZ90986

  • Reported component name

    AIX 5.3

  • Reported component ID

    5765G0300

  • Reported release

    530

  • Status

    CLOSED PER

  • PE

    NoPE

  • HIPER

    NoHIPER

  • Submitted date

    2010-12-14

  • Closed date

    2010-12-14

  • Last modified date

    2013-03-24

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

    IZ88359

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

Fix information

  • Fixed component name

    AIX 5.3

  • Fixed component ID

    5765G0300

Applicable component levels

  • R530 PSY U838235

       UP11/02/23 I 1000

PTF to Fileset Mapping

[{"Business Unit":{"code":"BU054","label":"Systems w\/TPS"},"Product":{"code":"SG11P","label":"APARs - AIX 5.3 environment"},"Component":"","ARM Category":[],"Platform":[{"code":"PF025","label":"Platform Independent"}],"Version":"530","Edition":"","Line of Business":{"code":"","label":""}}]

Document Information

Modified date:
24 March 2013