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== Comment: #0 - ABDUL HALEEM <abdha...@in.ibm.com> - 2018-07-02 03:55:33 ==
---Problem Description---
Ubuntu 18.04.01 ppc64el installer does not detect LSI3008  base SAS disks / MD 
RAID devices 

Used 20101020ubuntu543 version to install
http://ports.ubuntu.com/ubuntu-ports/dists/bionic/main/installer-ppc64el/current/images/netboot/ubuntu-installer/ppc64el/

Contact Information = abdha...@in.ibm.com 
 
---uname output---
Linux ltc-boston21 4.15.0-23-generic #25-Ubuntu SMP Wed May 23 17:59:00 UTC 
2018 ppc64le ppc64le ppc64le GNU/Linux
 
Machine Type = BostonLC
 
---boot type---
Network boot
 

Installer fails to detect the LSI SAS disks / RAID MD device

=======console error log=======

  ?????????????????????????? [!!] Partition disks ???????????????????????????
  ?                                                                         ?
  ? Note that all data on the disk you select will be erased, but not       ?
  ? before you have confirmed that you really want to make the changes.     ?
  ?                                                                         ?
  ? Select disk to partition:                                               ?
  ?                                                                         ?
  ?                 /dev/nvme0n1 - 491.5 GB NVMe Device                     ?
  ?                 /dev/nvme1n1 - 98.3 GB NVMe Device                      ?
  ?                                                                         ?
  ?     <Go Back>                                                           ?
  ?                                                                         ?
  ???????????????????????????????????????????????????????????????????????????



<Tab> moves; <Space> selects; <Enter> activates buttons


To make sure it detects the disks I had to 
<Go back >
<Go back >
Detect disks-->Guided partitioning--> Guided - use entire disk 


  ?????????????????????????? [!!] Partition disks ???????????????????????????
  ?                                                                         ?
  ? Note that all data on the disk you select will be erased, but not       ?
  ? before you have confirmed that you really want to make the changes.     ?
  ?                                                                         ?
  ? Select disk to partition:                                               ?
  ?                                                                         ?
  ?          /dev/nvme0n1 - 491.5 GB NVMe Device                            ?
  ?          /dev/nvme1n1 - 98.3 GB NVMe Device                             ?
  ?          SCSI3 (0,0,0) (sda) - 4.0 TB SEAGATE ST4000NM0075              ?
  ?          SCSI3 (1,0,0) (sdb) - 199.9 GB LSI Logical Volume              ?
  ?          SCSI3 (0,2,0) (sdc) - 2.0 TB ATA ST2000NM0125-1YZ              ?
  ?                                                                         ?
  ?     <Go Back>                                                           ?
  ?                                                                         ?
  ???????????????????????????????????????????????????????????????????????????

IPR had similar issue reported  #164932 and fixed with 4.15.0-20, looks
installer need a fix for LSI (mpt3sas) devices too

== Comment: #2 - SEETEENA THOUFEEK <sthou...@in.ibm.com> - 2018-07-03 02:01:47 
==
164932 - refers LP1751813

== Comment: #3 - SEETEENA THOUFEEK <sthou...@in.ibm.com> - 2018-07-03 02:02:51 
==
Jul  2 08:49:52 anna-install: Installing mdadm-udeb
Jul  2 08:49:52 disk-detect: No Intel/DDF RAID disks detected.
Jul  2 08:49:52 anna-install: Installing dmraid-udeb
Jul  2 08:49:52 disk-detect: No Serial ATA RAID disks detected
Jul  2 08:49:53 check-missing-firmware: looking at dmesg again, restarting from 
\[  330.659712\]
Jul  2 08:49:53 check-missing-firmware: timestamp found, truncating dmesg 
accordingly
Jul  2 08:49:53 check-missing-firmware: saving timestamp for a later use: 
Jul  2 08:49:53 check-missing-firmware: /dev/.udev/firmware-missing does not 
exist, skipping
Jul  2 08:49:53 check-missing-firmware: /run/udev/firmware-missing does not 
exist, skipping
Jul  2 08:49:53 check-missing-firmware: no missing firmware in loaded kernel 
modules
Jul  2 08:49:53 main-menu[1425]: (process:8933): ERROR: unsupported sector size 
4096 on /dev/sda.
Jul  2 08:49:53 main-menu[1425]: (process:8933): File descriptor 3 
(pipe:[38926]) leaked on pvs invocation. Parent PID 8940: /bin/sh
Jul  2 08:49:53 main-menu[1425]: (process:8933): File descriptor 4 (/dev/hvc0) 
leaked on pvs invocation. Parent PID 8940: /bin/sh
Jul  2 08:49:53 main-menu[1425]: (process:8933): File descriptor 5 (/dev/hvc0) 
leaked on pvs invocation. Parent PID 8940: /bin/sh
Jul  2 08:49:53 main-menu[1425]: (process:8933): File descriptor 6 (/dev/hvc0) 
leaked on pvs invocation. Parent PID 8940: /bin/sh
Jul  2 08:49:53 main-menu[1425]: (process:8933): ERROR: unsupported sector size 
4096 on /dev/sda.
Jul  2 08:49:53 main-menu[1425]: (process:8933): File descriptor 3 
(pipe:[38926]) leaked on pvs invocation. Parent PID 9224: /bin/sh
Jul  2 08:49:53 main-menu[1425]: (process:8933): File descriptor 4 (/dev/hvc0) 
leaked on pvs invocation. Parent PID 9224: /bin/sh
Jul  2 08:49:53 main-menu[1425]: (process:8933): File descriptor 5 (/dev/hvc0) 
leaked on pvs invocation. Parent PID 9224: /bin/sh
Jul  2 08:49:53 main-menu[1425]: (process:8933): File descriptor 6 (/dev/hvc0) 
leaked on pvs invocation. Parent PID 9224: /bin/sh
Jul  2 08:49:53 main-menu[1425]: (process:8933): ERROR: unsupported sector size 
4096 on /dev/sda.
Jul  2 08:49:53 main-menu[1425]: (process:8933): File descriptor 3 
(pipe:[38926]) leaked on pvs invocation. Parent PID 9401: /bin/sh
Jul  2 08:49:53 main-menu[1425]: (process:8933): File descriptor 4 (/dev/hvc0) 
leaked on pvs invocation. Parent PID 9401: /bin/sh
Jul  2 08:49:53 main-menu[1425]: (process:8933): File descriptor 5 (/dev/hvc0) 
leaked on pvs invocation. Parent PID 9401: /bin/sh
Jul  2 08:49:53 main-menu[1425]: (process:8933): File descriptor 6 (/dev/hvc0) 
leaked on pvs invocation. Parent PID 9401: /bin/sh
Jul  2 08:49:54 main-menu[1425]: INFO: Menu item 'partman-base' selected
Jul  2 08:52:55 main-menu[1425]: (process:9704): mount: mounting /dev/nvme1n1p1 
on /tmp/tmp.6DICJ7 failed: Invalid argument

** Affects: ubuntu-power-systems
     Importance: Critical
     Assignee: Canonical Foundations Team (canonical-foundations)
         Status: New

** Affects: linux (Ubuntu)
     Importance: Undecided
     Assignee: Ubuntu on IBM Power Systems Bug Triage (ubuntu-power-triage)
         Status: New


** Tags: architecture-ppc64le bugnameltc-169394 severity-critical 
targetmilestone-inin--- triage-g
-- 
[Ubuntu 18.04.01][BostonLC][mpt3sas] installer does not detect any LSI based 
SAS/md raid device
https://bugs.launchpad.net/bugs/1779815
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