------- Comment From [email protected] 2017-09-01 11:38 EDT-------
(In reply to comment #25)
> bug 1655280 may be related.
>
> If you add the following line to /etc/default/kdump-tools:
>
> KDUMP_CMDLINE_APPEND="noirqdistrib irqpoll nr_cpus=1 nousb
> systemd.unit=kdump-tools.service ata_piix.prefer_ms_hyperv=0"
>
> and run:
>
> kdump-config unload ; kdump-config load
>
> does it fix it?
>

Hello Cascardo, passing "noirqdistrib" helps..

Thanks
Hari

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https://bugs.launchpad.net/bugs/1664545

Title:
  In Ubuntu17.04 as Kvm guest  : While trigger kdump console hung having
  call traces

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