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IV58320: DSI IN VLAN_GET_USER APPLIES TO AIX 6100-07

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

  • A dsi can occur with the following stack:
    
    [042D0E8C]eth_demux:vlan_get_user+00006C
    (7DF243A67DF042A6, 0000000000000834 [??])
    [042D2FB8]eth_demux:eth_del_vlan+000018 (??, ??)
    [042D1ADC]eth_demux:eth_add_filter+00027C (??, ??, ??,
    ??)
    [004AB018]ns_add_filter+000018 (??, ??, ??, ??)
    [00014F50].kernel_add_gate_cstack+000030 ()
    [F1000000C05026EC]vlandd:init_rx+00024C (??)
    [F1000000C0500764]vlandd:vlan_open+0002E4 (??)
    [00014D70].hkey_legacy_gate+00004C ()
    [004A7B3C]ns_alloc+00013C (??, ??)
    [004A8F24]ndd_usrreq+000824 (??, ??, ??, ??, ??)
    [00525AB0]soeconnect+0005B0 (??, ??, ??)
    [00524D14]_econnect+000454 (??, ??, ??, ??)
    [0052A4BC]connext+00001C (??, ??, ??)
    
    This is aggravated by having many vlandd on the system
    that do not have an interface on them.
    

Local fix

Problem summary

  • A dsi can occur with the following stack:
    
     042D0E8C eth_demux:vlan_get_user+00006C
    (7DF243A67DF042A6, 0000000000000834  ?? )
     042D2FB8 eth_demux:eth_del_vlan+000018 (??, ??)
     042D1ADC eth_demux:eth_add_filter+00027C (??, ??, ??,
    ??)
     004AB018 ns_add_filter+000018 (??, ??, ??, ??)
     00014F50 .kernel_add_gate_cstack+000030 ()
     F1000000C05026EC vlandd:init_rx+00024C (??)
     F1000000C0500764 vlandd:vlan_open+0002E4 (??)
     00014D70 .hkey_legacy_gate+00004C ()
     004A7B3C ns_alloc+00013C (??, ??)
     004A8F24 ndd_usrreq+000824 (??, ??, ??, ??, ??)
     00525AB0 soeconnect+0005B0 (??, ??, ??)
     00524D14 _econnect+000454 (??, ??, ??, ??)
     0052A4BC connext+00001C (??, ??, ??)
    
    This is aggravated by having many vlandd on the system
    that do not have an interface on them.
    

Problem conclusion

  • Add sanity checks so that we do not access a NULL pointer.
    

Temporary fix

Comments

  • 6100-07 - use AIX APAR IV58320
    6100-08 - use AIX APAR IV53407
    6100-09 - use AIX APAR IV55884
    6100-09 - use AIX APAR IV55884
    6100-09 - use AIX APAR IV55884
    7100-01 - use AIX APAR IV57655
    7100-02 - use AIX APAR IV57112
    7100-03 - use AIX APAR IV55966
    7100-04 - use AIX APAR IV55889
    

APAR Information

  • APAR number

    IV58320

  • Reported component name

    AIX 610 STD EDI

  • Reported component ID

    5765G6200

  • Reported release

    610

  • Status

    CLOSED PER

  • PE

    NoPE

  • HIPER

    NoHIPER

  • Submitted date

    2014-03-31

  • Closed date

    2014-03-31

  • Last modified date

    2016-05-10

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

    IV53407

  • 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 U865576

       UP14/08/11 I 1000

PTF to Fileset Mapping

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Document Information

Modified date:
10 May 2016