Uploaded image for project: 'OpenShift Bugs'
  1. OpenShift Bugs
  2. OCPBUGS-12867

systemd-network-generator.service: Failed to parse kernel command line

XMLWordPrintable

    • Icon: Bug Bug
    • Resolution: Duplicate
    • Icon: Undefined Undefined
    • None
    • 4.13.z
    • RHCOS
    • Moderate
    • No
    • 3
    • Sprint 237 - OSIntegration
    • 1
    • False
    • Hide

      None

      Show
      None

      Description of problem:
      Failed to parse kernel command line when installing new 4.13 dual-stack cluster.
      The following message appear when logging in to one of the nodes:

      [systemd]
Failed Units: 1
  systemd-network-generator.service

      The systemd-network-generator service is on "failed" status (on the hosts).
      Looking into the logs:

      Apr 27 07:51:42 02-00-00-6b-c3-14 systemd-network-generator[872]: Failed to parse kernel command line: Invalid argument
Apr 27 07:51:42 02-00-00-6b-c3-14 systemd[1]: systemd-network-generator.service: Main process exited, code=exited, status=1/FAILURE
Apr 27 07:51:42 02-00-00-6b-c3-14 systemd[1]: systemd-network-generator.service: Failed with result 'exit-code'.
Apr 27 07:51:42 02-00-00-6b-c3-14 systemd[1]: Failed to start Generate network units from Kernel command line.

      Version-Release number of selected component (if applicable):

       

      How reproducible:

       

      Steps to Reproduce:

      1. Install 4.13 dual-stack cluster (I used Assisted-Installer to do it)
2. Log in to one of the hosts
3. See the error message

      Actual results:

      Error in command line and systemd-network-generator service is failed to start

      Expected results:

      systemd-network-generator service is running without errors

      Additional info:

      Results of `cat /proc/cmdline`

      BOOT_IMAGE=(hd0,gpt3)/ostree/rhcos-0151148a78b17a4986cc5bc4db628685d08d556dcc853917420fc84bb3614478/vmlinuz-5.14.0-284.11.1.el9_2.x86_64 ignition.platform.id=metal ostree=/ostree/boot.0/rhcos/0151148a78b17a4986cc5bc4db628685d08d556dcc853917420fc84bb3614478/0 ip=ens3:dhcp,dhcp6 root=UUID=e97e33a8-dd66-4686-97c5-e66fe18026cd rw rootflags=prjquota boot=UUID=81431068-78a6-485b-8762-8ed0051970b4 systemd.unified_cgroup_hierarchy=0 systemd.legacy_systemd_cgroup_controller=1

      Results of `cat /proc/cmdline` on 4.12 dual-stack cluster (no error appears):

      BOOT_IMAGE=(hd0,gpt3)/ostree/rhcos-bb339468e8dfbd8be5e42c61df0b5aa285ede3dedd42c4ffe0fac6bd6fe44987/vmlinuz-4.18.0-372.49.1.el8_6.x86_64 ignition.platform.id=metal ostree=/ostree/boot.0/rhcos/bb339468e8dfbd8be5e42c61df0b5aa285ede3dedd42c4ffe0fac6bd6fe44987/0 ip=ens3:dhcp,dhcp6 root=UUID=cb2e2d7f-a232-46d0-89b3-c44fd95d2c1e rw rootflags=prjquota boot=UUID=e4b49ddd-97ce-4ca1-921e-f14c03b81b71

            rhn-gps-dmabe Dusty Mabe
            eerez@redhat.com Elior Erez
            Michael Nguyen Michael Nguyen
            Votes:
            0 Vote for this issue
            Watchers:
            4 Start watching this issue

              Created:
              Updated:
              Resolved: