A fix is available
APAR status
Closed as program error.
Error description
************************************************************** * USERS AFFECTED: * Systems running the AIX 7200-00 Technology Level * with devices.ethernet.shi.rte below the 7.2.0.3 level, * devices.ethernet.mlx.rte below the 7.2.0.3 level, or * devices.ethernet.lnc2.rte below the 7.2.0.3 level. ************************************************************** * PROBLEM DESCRIPTION: * Malformed network packets sent through some adapter * device drivers (shientdd, mlxentdd, lnc2entdd) can cause * a system crash. * * The crash is due to mishandling of a lock in the * error path dealing with the bad packet and will * show a stack with abend_trap() called from clock(). ************************************************************** * RECOMMENDATION: * Install APAR IV88136. * Prior to fix availability, an interim fix is available from * either * ftp://aix.software.ibm.com/aix/ifixes/iv88136/ * https://aix.software.ibm.com/aix/ifixes/iv88136/ * Installation of the ifix requires a reboot. **************************************************************
Local fix
Problem summary
************************************************************** * USERS AFFECTED: * Systems running the AIX 7200-00 Technology Level * with devices.ethernet.shi.rte below the 7.2.0.3 level, * devices.ethernet.mlx.rte below the 7.2.0.3 level, or * devices.ethernet.lnc2.rte below the 7.2.0.3 level. ************************************************************** * PROBLEM DESCRIPTION: * Malformed network packets sent through some adapter * device drivers (shientdd, mlxentdd, lnc2entdd) can cause * a system crash. * * The crash is due to mishandling of a lock in the * error path dealing with the bad packet and will * show a stack with abend_trap() called from clock(). ************************************************************** * RECOMMENDATION: * Install APAR IV88136. * Prior to fix availability, an interim fix is available from * either * ftp://aix.software.ibm.com/aix/ifixes/iv88136/ * https://aix.software.ibm.com/aix/ifixes/iv88136/ * Installation of the ifix requires a reboot.
Problem conclusion
Move the unlock part into the same block which takes the lock.
Temporary fix
********* * HIPER * *********
Comments
APAR Information
APAR number
IV88136
Reported component name
AIX V7.2
Reported component ID
5765CD200
Reported release
720
Status
CLOSED PER
PE
NoPE
HIPER
YesHIPER
Submitted date
2016-08-16
Closed date
2016-08-16
Last modified date
2017-01-30
APAR is sysrouted FROM one or more of the following:
APAR is sysrouted TO one or more of the following:
Fix information
Fixed component name
AIX V7.2
Fixed component ID
5765CD200
Applicable component levels
R720 PSY U876027
UP17/01/30 I 1000
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Document Information
Modified date:
30 January 2017