[Bug 1958623] Re: encounter RSOD while pxe booting from MaaS server

[Launchpad Bug Tracker]

This bug was fixed in the package grub2 - 2.06-2ubuntu5

---------------
grub2 (2.06-2ubuntu5) jammy; urgency=medium

  [ Julian Andres Klode ]
  * Free correct size when freeing params, rather than 16 Ki (LP: #1958623)
  * Build with FUSE3 (LP: #1935659)
  * Only run os-prober on first run and if it previously found other OS
    (LP: #1955109)

  [ Heinrich Schuchardt ]
  * Rename grub-core/loader/efi/linux.c
  * Add patches for GRUB on RISC-V
  * fat: fix listing the root directory
  * Enable building for RISC-V (LP: #1876620)

  [ Julian Andres Klode ]
  * Re-enable peimage code on other archs outside secure boot; this
    fixes LP: #1947046 when not booting in secure boot mode (secure
    boot pending security review of the code)

 -- Julian Andres Klode <juliank at ubuntu.com>  Fri, 18 Feb 2022 17:21:16
+0100

** Changed in: grub2 (Ubuntu)
       Status: New => Fix Released

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https://bugs.launchpad.net/bugs/1958623

Title:
  encounter RSOD while pxe booting from MaaS server

Status in dellserver:
  New
Status in grub2 package in Ubuntu:
  Fix Released

Bug description:
  Observing RSOD when ubuntu installed server setup with MaaS
  application as per below procedure and pointing out different OS
  images from grub to deploying OS for connected server.

  certification-
  static.canonical.com/docs/MAAS_Advanced_Network_Installation_And_Configuration.pdf)

  Steps to reproduce the issue,
  1. Have a server with ubuntu OS and MAAS 2.9.2 application installed

  2. Make sure remote server is configured with PXE and enlisted into
  MAAS application.

  [In remote server enable PXE boot in the BIOD network settings and
  also configure uEFI boot mode and PXE boot device in BIOS settings]

  4. Go to MAAS server and use curl command to check the current grub
  configuration for new enlisted server and make sure current grub
  configuration mapping to the "MAC address of NIC which is pointing to
  the CentOS image to deploy or to install into remote server which is
  enlisted into MAAS. [please refer "grub_commission" snapshot for more
  details]

  5. After above check power on the new enlisted server and run the PXE boot via NIC port.
  RSOD should be able to triggered at stage of "booting under maas direction.." [please refer "RSOD_error" snapshot for mroe details]

  6. In step 4, if groub config for commissioned machine is pointing to
  ubuntu boot kernel the RSOD wont be triggered.

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