Created attachment 789053 [details]
logs

Description of problem:
Engine throws this exception when vdsm is unable to delete an image that was left on source SD after live storage migration failed.

Version-Release number of selected component (if applicable):
rhevm-3.3.0-0.15.master.el6ev.noarch

How reproducible:
100%

Steps to Reproduce:
On a block pool with more than one storage domains:
- create a VM from template and run it on hsm
- live migrate vm's disk and fail LSM during syncImage task on vdsm (restart vdsm)
- after vdsm comes up, it will perform roll-back and try to delete the volume from the dst domain. 
- restart vdsm during deleteImage task

Actual results:
vdsm fails in deleteImage. Engine throws this exception:

2013-08-21 15:30:52,103 ERROR [org.ovirt.engine.core.bll.CommandAsyncTask] (pool-5-thread-47) [within thread]: EndAction for action type LiveMigrateDisk threw an exception.: javax.ejb.EJBException: org.ovirt.engin
e.core.common.errors.VdcBLLException: VdcBLLException: org.ovirt.engine.core.vdsbroker.irsbroker.IrsOperationFailedNoFailoverException: IRSGenericException: IRSErrorException: Cannot remove Logical Volume: ('4700d
87c-0616-4051-880e-6f3d15357bc4', "{'114f06ed-8288-4955-955f-d4708b55c885': ImgsPar(imgs=['f74dd0fe-150f-4037-8992-71d7ea0ac982'], parent='a3befb04-1a36-4f16-a9da-3a1d691b6833'), 'a3befb04-1a36-4f16-a9da-3a1d691b6
833': ImgsPar(imgs=['f74dd0fe-150f-4037-8992-71d7ea0ac982'], parent='00000000-0000-0000-0000-000000000000'), '7ca6a8c5-16d1-4ea9-b184-4a0003865929': ImgsPar(imgs=['f74dd0fe-150f-4037-8992-71d7ea0ac982'], parent='1
14f06ed-8288-4955-955f-d4708b55c885')}") (Failed with error CannotRemoveLogicalVolume and code 551)
        at org.jboss.as.ejb3.tx.CMTTxInterceptor.handleExceptionInNoTx(CMTTxInterceptor.java:191) [jboss-as-ejb3.jar:7.2.0.Final-redhat-8]


Expected results:
This exception should not be shown in engine.log

Additional info:
logs