[Bug 1770173] Re: 18.04 install stuck on grub install when a zfs disk is present

[Nic-t]

same bug, when I install
http://cdimage.ubuntu.com/releases/18.04/release/ubuntu-18.04.1-server-
amd64.iso  with kinston datatraveler 2.0

I write ubuntu-18.04.1-server-amd64.iso into kinston  with rufus-3.1p

The host machine is Think server ts250 with 2 1TB SATA hard disk, host
raid 1.

tail /var/log/syslog, see the attachment


** Attachment added: "P80818-094149.jpg"
   https://bugs.launchpad.net/ubuntu/+source/os-prober/+bug/1770173/+attachment/5176992/+files/P80818-094149.jpg

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https://bugs.launchpad.net/bugs/1770173

Title:
  18.04 install stuck on grub install when a zfs disk is present

Status in os-prober package in Ubuntu:
  Triaged

Bug description:
  Installation freezes on grub install at 66%. syslog shows grub-install
  ran successfully, then seems to have actually gotten stuck in the next
  step (osprober). Photo attached, sorry for the terrible quality from
  HTC.

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