A fix is available
APAR status
Closed as program error.
Error description
System can crash with following stack trace while doing a force unmount operation on a filesystem:- CRASH INFORMATION: CPU 12 CSA F00000002FF47600 at time of crash, error code for LEDs: 70000000 pvthread+043600 STACK: [00312254]vmUnmountPagingDevice+000034 (0000000000000016 [??]) [00333D84]umount_fs_forced+000484 (??, ??) [00334C78]j2_umount+000178 (??, ??, ??) [0067232C]vfs_unmount+00008C (??, ??, ??) [0067EC48]kunmount+000228 (??, ??, ??, ??) [0067F364]uvmount+000204 (??, ??) [00003934]mfspurr_sc_flih01+000170 () [kdb_get_virtual_memory] no real storage @ 2FF21D24 [10005E48]10005E48 () [kdb_read_mem] no real storage @ FFFFFFFFFFF5C20
Local fix
Unmounting without force option may avoid this crash.
Problem summary
System crash with a stack that includes: 00312254 vmUnmountPagingDevice+000034 () 00333D84 umount_fs_forced+000484 () 00334C78 j2_umount+000178 () 0067232C vfs_unmount+00008C ()
Problem conclusion
The interface to v_pdtdelete() was modified to allow the reinvocation of the criticial section to succeed.
Temporary fix
Comments
6100-09 - use AIX APAR IV69237 7100-03 - use AIX APAR IV64544
APAR Information
APAR number
IV69237
Reported component name
AIX 610 STD EDI
Reported component ID
5765G6200
Reported release
610
Status
CLOSED PER
PE
NoPE
HIPER
NoHIPER
Submitted date
2015-02-05
Closed date
2015-02-05
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 610 STD EDI
Fixed component ID
5765G6200
Applicable component levels
R610 PSY U861403
UP15/11/22 I 1000
PTF to Fileset Mapping
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Document Information
Modified date:
17 December 2021