IBM Support

IV82421: MUSENTDD'S RECEIVE PATH HANGS WHEN IT RECEVIES CERTAIN SIZE PKT 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

  • When musentdd driver receives non vlan tag packet of
    size 1515, 1516, 1517 or 1518 bytes, it stops receiving
    packets while transmit still works.
    

Local fix

Problem summary

  • When FC5899 adapter receives non vlan tag packet of
    size 1515, 1516, 1517 or 1518 bytes, it stops receiving
    packets while transmit still works.
    

Problem conclusion

  • Code modified to set the maximum Rx frame size in a Receive
    Producer Buffer Descriptor register to 1536.
    

Temporary fix

Comments

APAR Information

  • APAR number

    IV82421

  • Reported component name

    AIX V7.1

  • Reported component ID

    5765H4000

  • Reported release

    710

  • Status

    CLOSED PER

  • PE

    NoPE

  • HIPER

    NoHIPER

  • Submitted date

    2016-03-08

  • Closed date

    2016-03-08

  • Last modified date

    2016-11-09

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

    IV80569

  • 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 U869372

       UP16/06/21 I 1000

PTF to Fileset Mapping

[{"Business Unit":{"code":"BU054","label":"Systems w\/TPS"},"Product":{"code":"SSMV87","label":"AIX Enterprise Edition"},"Component":"","ARM Category":[],"Platform":[{"code":"PF025","label":"Platform Independent"}],"Version":"710","Edition":""},{"Business Unit":{"code":"BU054","label":"Systems w\/TPS"},"Product":{"code":"SSMVAX","label":"AIX Express Edition"},"Component":"","ARM Category":[],"Platform":[{"code":"PF025","label":"Platform Independent"}],"Version":"710","Edition":""},{"Business Unit":{"code":"BU054","label":"Systems w\/TPS"},"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:
09 November 2016