A fix is available
APAR status
Closed as program error.
Error description
When a force unmount is done on a degraded file system the system might crash with following stack: [0038D1C0]pagerUnbind@AF66_41+000060 (F1000A038 0000000000000003, F1000A02003D1BB8 [??]) [00188E90]iRecycle+000070 (??, ??, ??) [00185894]iUnmount+0002F4 (??, ??, ??) [003F437C]umount_fs_degraded+00025C (??, ??) [003F5960]j2_umount+000160 (??, ??, ??) [005C98AC]vfs_unmount+00008C (??, ??, ??) [00662798]kunmount+000218 (??, ??, ??) [00662E88]uvmount+000208 (??, ??)
Local fix
There is no local fix but problem looks to be pretty rare since there is a small window for error to occur.
Problem summary
0038D1C0 pagerUnbind@AF66_41+000060 (F1000A038 0000000000000003, F1000A02003D1BB8 ?? ) 00188E90 iRecycle+000070 (??, ??, ??) 00185894 iUnmount+0002F4 (??, ??, ??) 003F437C umount_fs_degraded+00025C (??, ??) 003F5960 j2_umount+000160 (??, ??, ??) 005C98AC vfs_unmount+00008C (??, ??, ??) 00662798 kunmount+000218 (??, ??, ??) 00662E88 uvmount+000208 (??, ??)
Problem conclusion
set i_exception to (IXLOGERROR | IXFSERROR)
Temporary fix
Comments
APAR Information
APAR number
IV66421
Reported component name
AIX V7.1
Reported component ID
5765H4000
Reported release
710
Status
CLOSED PER
PE
NoPE
HIPER
NoHIPER
Submitted date
2014-10-30
Closed date
2014-10-30
Last modified date
2015-11-22
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 U863867
UP15/11/22 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":"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:
22 November 2015