[Bug 1605399] Comment bridged from LTC Bugzilla

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------- Comment From ruddk at us.ibm.com 2016-07-22 16:31 EDT-------
(In reply to comment #6)
> Jul 21 06:36:51 partman: Error running 'tune2fs -l /dev/sdj1'
> Jul 21 06:37:18 main-menu[3165]: (process:15799): mount: mounting /dev/sdj1
> on /tmp/tmp.xUc5r3 failed: Invalid argument
> Jul 21 06:37:18 main-menu[3165]: (process:15799): mount: mounting /dev/sdj1
> on /tmp/tmp.rmYCoq failed: Invalid argument
> Jul 21 06:37:18 main-menu[3165]: (process:15799): 0
> Jul 21 06:37:18 main-menu[3165]: (process:15799): 0
> Jul 21 06:37:18 main-menu[3165]: (process:15799): cat: can't open
> '959736446976-1000204140543/filesystem': No such file or directory
> Jul 21 06:37:18 main-menu[3165]: (process:15799): tune2fs: Bad magic number
> in super-block while trying to open /dev/sdj1
> Jul 21 06:37:18 main-menu[3165]: (process:15799): mount: mounting /dev/sdj1
> on /tmp/tmp.ns54I0 failed: Invalid argument
> Jul 21 06:37:18 main-menu[3165]: (process:15799): mount: mounting /dev/sdj1
> on /tmp/tmp.MOY7M5 failed: Invalid argument
> Jul 21 06:37:18 main-menu[3165]: (process:15799): 0
>
> /lib/partman/choose_partition/35crypto/choices: paragraph: 1	1048576-8388607
> 7340032	primary	ext2	/dev/sdj1
>
> so, ext2 partition (/boot ?) fails to mount, something odd is going on. Will
> look more into this later today.

Interesting.  Is there a requirement to have a separate ext2 based /boot
filesystem when using btrfs?  If so, that's probably the key issue here.
I would think that sdj1 is the PReP partition in the above case.

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https://bugs.launchpad.net/bugs/1605399

Title:
  Installing fails on ubuntu 16.10 when root partition is chosen as
  btrfs file system.

Status in debian-installer package in Ubuntu:
  New

Bug description:
  == Comment: #0 - Sandeep K - 2016-07-21 03:04:51 ==
  Issue : 

  Installing fails on ubuntu 16.10 when root partition is chosen as
  btrfs file system.

  Environment :  Tuleta_NV ppc64le

  Steps to reproduce :

  1. Trigger the installation 
  2. While coming to partitioning step, choose manual partitioning.
  3. Choose root system as btrfs file system.
  4. Finish partitioning
  5. Displays error like "no root system is defined."

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