IIUC it shouldn't get to 475 since it would short-circuit if it isn't a disk

Jiří, can you attach the full engine logs so we can retrace everything that
happened?

On Fri, Feb 15, 2019 at 10:06 PM Michal Skrivanek <
michal.skriva...@redhat.com> wrote:

> Isn’t the code wrong? Seems the function checks for disks or unmanaged
> device, and if it is unmanaged non-disk device it still kind of
> assumes it’s a disk at line 475?
> It’s not common, but any device can be unmanaged
>
> > On 14 Feb 2019, at 16:45, Jiří Sléžka <jiri.sle...@slu.cz> wrote:
> >
> > Hello,
> >
> > we are using ovirt 4.2.8.2-1.el7.
> >
> > One our user probably tried to preview taken snapshot but the task is
> > stucked and never finished. Also disk is locked.
> >
> > Here is engine.log
> >
> > https://pastebin.com/izBJ1BUg
> >
> > I am not sure what went wrong except one java.lang.NullPointerException
> > error... Could it be some bug?
> >
> > Also I would like to unlock disk and clean this task. I can see locked
> > snapshot and disk
> >
> > [root@ovirt dbutils]# ./unlock_entity.sh -q -t snapshot -c
> >
> > Locked snapshots
> >
> >                vm_id                 |             snapshot_id
> >
> >
> --------------------------------------+--------------------------------------
> > df27ee13-9961-41d5-a4eb-bbb0aadf9086 |
> 58998020-08cb-4c84-8847-0cb6790724ba
> >
> > [root@ovirt dbutils]# ./unlock_entity.sh -q -t disk -c
> >
> > Locked disks
> >
> >                vm_id                 |               disk_id
> >
> >
> --------------------------------------+--------------------------------------
> > df27ee13-9961-41d5-a4eb-bbb0aadf9086 |
> f6405448-baf8-4cc2-8ee7-798ca11cad10
> >
> > but no runnig tasks
> >
> > [root@ovirt dbutils]# ./taskcleaner.sh -o
> > t
> >
> > but in ovirt-manager I see this stucked task...
> >
> > Preview VM Snapshot predsysprep of VM install_10_64bit_LTSB_UK_ucebny -
> > Started: Feb 12, 2019, 11:28:04 AM
> > Validating - Completed: Feb 12, 2019, 11:28:04 AM
> > Executing - Completed: Feb 12, 2019, 11:28:15 AM
> > Creating Volume - Completed: Feb 12, 2019, 11:28:15 AM
> > Finalizing - Started: Feb 12, 2019, 11:28:15 AM
> >
> > what is best approach to unlock and clean this?
> >
> > Thanks in advance,
> >
> > Cheers, Jiri
> >
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