[LU-1448] Disabled OSC can cause NULL pointer dereference when reading import Created: 30/May/12  Updated: 22/Feb/13  Resolved: 01/Jul/12

Status: Resolved
Project: Lustre
Component/s: None
Affects Version/s: Lustre 1.8.6
Fix Version/s: Lustre 2.3.0, Lustre 2.1.5, Lustre 1.8.9

Type: Bug Priority: Minor
Reporter: Jeremy Filizetti Assignee: Zhenyu Xu
Resolution: Fixed Votes: 0
Labels: llite
Environment:

RHEL 5.7


Severity: 3
Bugzilla ID: 15,505
Rank (Obsolete): 4575

 Description   

After mounting a file system with a disabled OSC the import is left in the LUSTRE_IMP_NEW state without an imp_connection. When the OSC's import is read with lprocfs_rd_import the client will panic with a NULL pointer dereference.



 Comments   
Comment by Jeremy Filizetti [ 30/May/12 ]

Added patch at http://review.whamcloud.com/#change,2977

Comment by Peter Jones [ 30/May/12 ]

Jeremy

Thanks for the patch!

Bobijam

Could you please review this patch?

Thanks

Peter

Comment by Peter Jones [ 31/May/12 ]

Does this issue also apply to master? If so, could you please port the fix to master Bobijam? It should be possible to still show Jeremy as the original author of this code if you do so.

Comment by Peter Jones [ 01/Jul/12 ]

Landed for 2.3

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