A fix is available
APAR status
Closed as program error.
Error description
During microcode update of a 4-port 1Gbit adapter from version 10080180 to 10090180, the system crashed in compute_crc32() routine. When diag utility is run for microcode update, it queries the musent device for VPD data using sysconfig(CFG_QVPD). Here, the system crashed as a result of an attempt to touch an unpinned memory.
Local fix
Problem summary
During microcode update of a 4-port 1Gbit adapter from version 10080180 to 10090180, the system crashed with below stack trace f(0)> f pvthread+048600 STACK: 00023900 abend_trap+000000 () 0010BFC8 xmdbg_error+000088 (??, ??, ??, ??) 003A5FF4 check_free+000274 (??, ??, ??) 003BA284 validfault+0000A4 (??, ??, ??) 003B8C4C v_pfget+00038C (??, ??, ??, ??, ??, ??) 00258480 state_save_ret+000578 () ____ Exception (F00000002FF47600)
Problem conclusion
Sanity check added to avoid the crash.
Temporary fix
Comments
APAR Information
APAR number
IV68307
Reported component name
AIX V7.1
Reported component ID
5765H4000
Reported release
710
Status
CLOSED PER
PE
NoPE
HIPER
NoHIPER
Submitted date
2015-01-06
Closed date
2015-01-06
Last modified date
2015-11-23
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 V7.1
Fixed component ID
5765H4000
Applicable component levels
R710 PSY U859747
UP15/11/23 I 1000
PTF to Fileset Mapping
U859747 devices.pciex.e4145616e4140518.rte 7.1.4.0
U859747 devices.pciex.e4145616e4140518.rte 7.1.4.0
[{"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":"710","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":"710","Edition":"","Line of Business":{"code":"LOB08","label":"Cognitive Systems"}},{"Business Unit":{"code":"BU054","label":"Systems w\/TPS"},"Product":{"code":"SG11R","label":"AIX 7.1 HIPERS, APARs and Fixes"},"Component":"","ARM Category":[],"Platform":[{"code":"PF025","label":"Platform Independent"}],"Version":"710","Edition":"","Line of Business":{"code":"","label":""}}]
Document Information
Modified date:
23 November 2015