kernel-packages team mailing list archive

[Tim Gardner <tim.gardner@xxxxxxxxxxxxx>]

rodsmith - I don't think you installed linux-image-
extra-3.13.0-17-generic_3.13.0-17.37_amd64.deb which is why you are
missing mei.ko and mei_me.ko. The lowlatency flavour has still got some
issues that we're working through.

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https://bugs.launchpad.net/bugs/1154749

Title:
  reboot does a shutdown instead of rebooting (OCP v2)

Status in OEM Priority Project:
  Invalid
Status in Open Compute Project:
  New
Status in “linux” package in Ubuntu:
  Confirmed

Bug description:
  On the OCP v2 compliant system (Windmill OCP motherboard v2), the
  system hang at the reboot startup. This issue happens on 12.04.1,
  12.04.2 and 12.10.

  The work around in http://ubuntuforums.org/showthread.php?t=2024096,
  blacklisting mei, works. Note the first reboot doesn't work, but the
  subsequent reboots work.

  mei in 12.04.1
  $ modinfo mei
  filename:       /lib/modules/3.2.0-38-generic/kernel/drivers/staging/mei/mei.ko
  version:        7.1.20.1
  license:        GPL v2
  description:    Intel(R) Management Engine Interface
  author:         Intel Corporation
  srcversion:     9252880194B02634B5F0427

  Kernel mei message before blacklisted:
  kernel: [    6.961623] mei: module is from the staging directory, the quality is unknown, you have been warned.
  kernel: [    6.962226] mei 0000:00:16.0: PCI INT A -> GSI 16 (level, low) -> IRQ 16
  kernel: [    6.962235] mei 0000:00:16.0: setting latency timer to 64
  kernel: [    6.962310] mei 0000:00:16.0: irq 104 for MSI/MSI-X

  mei in 12.04.2
  $ modinfo mei
  filename:       /lib/modules/3.5.0-25-generic/kernel/drivers/misc/mei/mei.ko
  license:        GPL v2
  description:    Intel(R) Management Engine Interface
  author:         Intel Corporation
  srcversion:     0580619CB5DEF6AB7228EBE

  Kernel mei message before blacklisted:
  kernel: [    6.543470] mei 0000:00:16.0: setting latency timer to 64
  kernel: [    6.543547] mei 0000:00:16.0: irq 104 for MSI/MSI-X
  kernel: [    6.547516] mei 0000:00:16.0: wd: failed to find the client

  mei in 12.10
  $ modinfo mei
  filename:       /lib/modules/3.5.0-21-generic/kernel/drivers/misc/mei/mei.ko
  license:        GPL v2
  description:    Intel(R) Management Engine Interface
  author:         Intel Corporation
  srcversion:     0580619CB5DEF6AB7228EBE

  Kernel mei message before blacklisted:
  kernel: [    4.731997] mei 0000:00:16.0: setting latency timer to 64
  kernel: [    4.736801] mei 0000:00:16.0: irq 104 for MSI/MSI-X
  kernel: [    4.741695] mei 0000:00:16.0: wd: failed to find the client

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