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IZ73407: SYSTEM CRASHES WHEN ARTIC ADAPTER IS HOT PLUGGED IN APPLIES TO AIX 6100-04

A fix is available

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APAR status

  • Closed as program error.

Error description

  • When artic960 adapter is hot plugged in and diagnostic tool ran
    on artic960 adapter then system crashes. Crash may also happen
    if openening of /dev/ddricioX is attempted just after artic960
    is hot plugged in.
    The crash happens with following stack:
    
    CRASH INFORMATION:
    CPU 0 CSA F00000002FF3A600 at time of crash, error code for
    LEDs:
    70000000
    pvthread+05C900 STACK:
    WARNING: bad IAR: 00000000, display stack from LR: 00767638
    [00767638]mpx_lookup+000104 (8000002700000000, F00000002FF39804,
       F00000002FF39BD0, F10000E3040CF380 [??])
    [0071C5DC]spec_lookup+000070 (??, ??, ??, ??, ??, ??)
    [0066D9F8]vnop_lookup+00005C (??, ??, ??, ??, ??, ??)
    [00641460]lookuppn+0008BC (??, ??, ??, ??, ??, ??)
    [0068A990]openpnp+00011C (??, ??, ??, ??, ??)
    [0068AFB8]openpath+0000F4 (??, ??, ??, ??, ??, ??, ??)
    [0068B250]copen+0001F0 (??, ??, ??, ??, ??)
    [0068A808]open+00001C (??, ??, ??)
    [000037D8]sc_msr_2_point+000064 ()
    Not a valid dump data area @ 2FF224E0
    (0)>
    

Local fix

  • Run cfgmgr after hot plugging in artic adapter.
    

Problem summary

  • Running diagnostic tool on artic960 adapter while ricio driver
    is unloaded will result in system crash.  Trying to open
    /dev/ddricioX device while ricio driver is unloaded will also
    result in system crash.
    
    CRASH INFORMATION:  CPU 0 CSA F00000002FF3A600 at time of
    crash, error code for LEDs:  70000000 pvthread+05C900 STACK:
    WARNING: bad IAR: 00000000, display stack from LR: 00767638
     00767638 mpx_lookup+000104 (8000002700000000,
    F00000002FF39804, F00000002FF39BD0, F10000E3040CF380  ?? )
     0071C5DC spec_lookup+000070 (??, ??, ??, ??, ??, ??)
     0066D9F8 vnop_lookup+00005C (??, ??, ??, ??, ??, ??)
     00641460 lookuppn+0008BC (??, ??, ??, ??, ??, ??)
     0068A990 openpnp+00011C (??, ??, ??, ??, ??)
     0068AFB8 openpath+0000F4 (??, ??, ??, ??, ??, ??, ??)
     0068B250 copen+0001F0 (??, ??, ??, ??, ??)
     0068A808 open+00001C (??, ??, ??)
     000037D8 sc_msr_2_point+000064 () Not a valid dump data area @
    2FF224E0 (0)>
    

Problem conclusion

  • Device switch table entry is updated with proper device number.
    

Temporary fix

Comments

APAR Information

  • APAR number

    IZ73407

  • Reported component name

    AIX 610 STD EDI

  • Reported component ID

    5765G6200

  • Reported release

    610

  • Status

    CLOSED PER

  • PE

    NoPE

  • HIPER

    NoHIPER

  • Submitted date

    2010-03-25

  • Closed date

    2010-04-13

  • Last modified date

    2013-03-28

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

    IZ73375

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

Fix information

  • Fixed component name

    AIX 610 STD EDI

  • Fixed component ID

    5765G6200

Applicable component levels

  • R610 PSY U834950

       UP10/08/21 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":"610","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":"610","Edition":"","Line of Business":{"code":"LOB08","label":"Cognitive Systems"}},{"Business Unit":{"code":"BU054","label":"Systems w\/TPS"},"Product":{"code":"SSAUMY","label":"IBM AIX Enterprise Edition"},"Component":"","ARM Category":[],"Platform":[{"code":"PF025","label":"Platform Independent"}],"Version":"610","Edition":"","Line of Business":{"code":"","label":""}},{"Business Unit":{"code":"BU054","label":"Systems w\/TPS"},"Product":{"code":"SG11Q","label":"AIX 6.1 HIPERS, APARs and Fixes"},"Component":"","ARM Category":[],"Platform":[{"code":"PF025","label":"Platform Independent"}],"Version":"610","Edition":"","Line of Business":{"code":"","label":""}}]

Document Information

Modified date:
28 March 2013