[Kernel-packages] [Bug 1699004] Re: APST gets enabled against explicit kernel option

2017-06-26 Thread Andy Lutomirski
Nils, what the actual failure mode on a bad kernel?  Do you have dmesg
output?

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Title:
  APST gets enabled against explicit kernel option

Status in linux package in Ubuntu:
  Confirmed

Bug description:
  I have a Lenovo ThinkPad X270 with a Toshiba nvme SSD

  $ sudo nvme list
  Node SN   Model   
 Namespace Usage  Format   FW Rev  
    
 - -- 
 
  /dev/nvme0n1 177S10WYTAMT THNSF5256GPUK TOSHIBA   
 1 256.06  GB / 256.06  GB512   B +  0 B   51025KLA

  I was affected by this bug
  https://bugs.launchpad.net/ubuntu/+source/linux/+bug/1678184?comments=all
  before. After disabling APST by adding 
"nvme_core.default_ps_max_latency_us=0" in /etc/default/grub, the bug went away.

  Since yesterday, however the bug has returned, with the system dying
  with I/O errors after an hour or so.

  I verified, that the kernel option is still being set

  $ cat /proc/cmdline
  BOOT_IMAGE=/boot/vmlinuz-4.10.0-22-generic.efi.signed 
root=UUID=365f1a9c-9598-4ad5-a387-d02f771767a1 ro quiet splash 
nvme_core.default_ps_max_latency_us=0 vt.handoff=7

  however it turns out that it is being ignored for some reason, and
  running

  $ sudo nvme get-feature -f 0x0c -H /dev/nvme0

  reports that APST is enabled. I can successfully disable it manually
  using

  $ sudo nvme set-feature -f 0x0c -v=0 /dev/nvme0

  and the problem goes away. However, after any reboot and even after
  waking the system from suspend, it is reenabled, causing the system to
  crash after a short while.

  ProblemType: Bug
  DistroRelease: Ubuntu 17.04
  Package: linux-image-4.10.0-22-generic 4.10.0-22.24
  ProcVersionSignature: Ubuntu 4.10.0-22.24-generic 4.10.15
  Uname: Linux 4.10.0-22-generic x86_64
  ApportVersion: 2.20.4-0ubuntu4.1
  Architecture: amd64
  AudioDevicesInUse:
   USERPID ACCESS COMMAND
   /dev/snd/pcmC0D0p:   maeher 1669 F...m pulseaudio
   /dev/snd/controlC0:  maeher 1669 F pulseaudio
  CurrentDesktop: Unity:Unity7
  Date: Mon Jun 19 23:29:31 2017
  InstallationDate: Installed on 2017-04-17 (64 days ago)
  InstallationMedia: Ubuntu 17.04 "Zesty Zapus" - Release amd64 (20170412)
  MachineType: LENOVO 20HN001RUS
  ProcFB: 0 inteldrmfb
  ProcKernelCmdLine: BOOT_IMAGE=/boot/vmlinuz-4.10.0-22-generic.efi.signed 
root=UUID=365f1a9c-9598-4ad5-a387-d02f771767a1 ro quiet splash 
nvme_core.default_ps_max_latency_us=0 vt.handoff=7
  RelatedPackageVersions:
   linux-restricted-modules-4.10.0-22-generic N/A
   linux-backports-modules-4.10.0-22-generic  N/A
   linux-firmware 1.164.1
  SourcePackage: linux
  UpgradeStatus: No upgrade log present (probably fresh install)
  dmi.bios.date: 01/16/2017
  dmi.bios.vendor: LENOVO
  dmi.bios.version: R0IET30W (1.08 )
  dmi.board.asset.tag: Not Available
  dmi.board.name: 20HN001RUS
  dmi.board.vendor: LENOVO
  dmi.board.version: SDK0J40697 WIN
  dmi.chassis.asset.tag: No Asset Information
  dmi.chassis.type: 10
  dmi.chassis.vendor: LENOVO
  dmi.chassis.version: None
  dmi.modalias: 
dmi:bvnLENOVO:bvrR0IET30W(1.08):bd01/16/2017:svnLENOVO:pn20HN001RUS:pvrThinkPadX270:rvnLENOVO:rn20HN001RUS:rvrSDK0J40697WIN:cvnLENOVO:ct10:cvrNone:
  dmi.product.name: 20HN001RUS
  dmi.product.version: ThinkPad X270
  dmi.sys.vendor: LENOVO

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[Kernel-packages] [Bug 1686592] Re: APST quirk needed for Intel NVMe

2017-05-20 Thread Andy Lutomirski
For those of you with problematic Intel devices, could you post the
relevant line from 'lspci -nn'?  It looks like there are a few known
firmware issues with some Intel SSDs and a fix is in the works.
Meanwhile, I want to quirk the correct set of devices.

(I'm hoping they're all 8086:f1a5)

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Title:
  APST quirk needed for Intel NVMe

Status in linux package in Ubuntu:
  Triaged

Bug description:
  Two users reports issue on Intel NVMe [1] (comment #34, #35).

  File a new bug to let the original bug report stays on Dell & Samsung
  combination.

  [1] https://bugs.launchpad.net/bugs/1678184

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[Kernel-packages] [Bug 1678184] Re: APST quirk needed for Samsung 512GB NVMe drive

2017-05-13 Thread Andy Lutomirski
@jdrewes: just for completeness, can you post the nvme-related log
messages from the beginning of that boot?  I want to verify that I
programmed the controller the way I meant to.

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Title:
  APST quirk needed for Samsung 512GB NVMe drive

Status in linux package in Ubuntu:
  Confirmed
Status in linux source package in Yakkety:
  Fix Committed
Status in linux source package in Zesty:
  Fix Committed

Bug description:
  APST support just landed in the latest Zesty kernel (4.10.0-14.16) as
  part of https://bugs.launchpad.net/ubuntu/+source/linux/+bug/1664602.
  That patch has a quirk for certain 256GB Samsung drives found in Dell
  laptops that do not behave well when APST is enabled. I am
  experiencing the same symptoms with the same model laptop except with
  a 512GB Samsung. Prior to manually disabling APST the drive would die
  and system would go down in flames with I/O errors within 20 to 40
  minutes of boot.

  $ sudo nvme list
  Node SN   Model   
 Namespace Usage  Format   FW Rev  
    
 - -- 
 
  /dev/nvme0n1   ** PM951 NVMe SAMSUNG 512GB
 1 500.20  GB / 512.11  GB512   B +  0 B   BXV76D0Q

  ProblemType: Bug
  DistroRelease: Ubuntu 17.04
  Package: linux-image-4.10.0-14-generic 4.10.0-14.16
  ProcVersionSignature: Ubuntu 4.10.0-14.16-generic 4.10.3
  Uname: Linux 4.10.0-14-generic x86_64
  ApportVersion: 2.20.4-0ubuntu2
  Architecture: amd64
  AudioDevicesInUse:
   USERPID ACCESS COMMAND
   /dev/snd/controlC0:  ajclayton   3305 F pulseaudio
  CurrentDesktop: Unity:Unity7
  Date: Fri Mar 31 09:42:38 2017
  InstallationDate: Installed on 2012-09-08 (1665 days ago)
  InstallationMedia: Ubuntu 12.04 LTS "Precise Pangolin" - Release amd64 
(20120425)
  MachineType: Dell Inc. XPS 15 9550
  ProcFB: 0 inteldrmfb
  ProcKernelCmdLine: BOOT_IMAGE=/vmlinuz-4.10.0-14-generic 
root=UUID=779e5929-5ffb-49b1-9786-1adcde824b7d ro rootflags=subvol=@ noprompt 
nouveau.modeset=0 log_buf_len=20M
  RelatedPackageVersions:
   linux-restricted-modules-4.10.0-14-generic N/A
   linux-backports-modules-4.10.0-14-generic  N/A
   linux-firmware 1.164
  SourcePackage: linux
  UpgradeStatus: Upgraded to zesty on 2017-03-07 (23 days ago)
  dmi.bios.date: 04/07/2016
  dmi.bios.vendor: Dell Inc.
  dmi.bios.version: 01.02.00
  dmi.board.name: 0N7TVV
  dmi.board.vendor: Dell Inc.
  dmi.board.version: A00
  dmi.chassis.type: 9
  dmi.chassis.vendor: Dell Inc.
  dmi.modalias: 
dmi:bvnDellInc.:bvr01.02.00:bd04/07/2016:svnDellInc.:pnXPS159550:pvr:rvnDellInc.:rn0N7TVV:rvrA00:cvnDellInc.:ct9:cvr:
  dmi.product.name: XPS 15 9550
  dmi.sys.vendor: Dell Inc.

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[Kernel-packages] [Bug 1678184] Re: APST quirk needed for Samsung 512GB NVMe drive

2017-05-08 Thread Andy Lutomirski
Hi @keihengfeng,

Could you build a test kernel with the two test patches here applied:

https://git.kernel.org/pub/scm/linux/kernel/git/luto/linux.git/log/?h=nvme/power=1115e17962c597d8e6dd140d903a51a58d0ec2c0

I'd like to get some testing to see whether that works on the
problematic Samsung and Intel machines.  (Those delete the quirk and
replace the APST table computation with something closer to what Intel
RSTe does.)

Thanks!

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You received this bug notification because you are a member of Kernel
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https://bugs.launchpad.net/bugs/1678184

Title:
  APST quirk needed for Samsung 512GB NVMe drive

Status in linux package in Ubuntu:
  Confirmed
Status in linux source package in Yakkety:
  Fix Committed
Status in linux source package in Zesty:
  Fix Committed

Bug description:
  APST support just landed in the latest Zesty kernel (4.10.0-14.16) as
  part of https://bugs.launchpad.net/ubuntu/+source/linux/+bug/1664602.
  That patch has a quirk for certain 256GB Samsung drives found in Dell
  laptops that do not behave well when APST is enabled. I am
  experiencing the same symptoms with the same model laptop except with
  a 512GB Samsung. Prior to manually disabling APST the drive would die
  and system would go down in flames with I/O errors within 20 to 40
  minutes of boot.

  $ sudo nvme list
  Node SN   Model   
 Namespace Usage  Format   FW Rev  
    
 - -- 
 
  /dev/nvme0n1   ** PM951 NVMe SAMSUNG 512GB
 1 500.20  GB / 512.11  GB512   B +  0 B   BXV76D0Q

  ProblemType: Bug
  DistroRelease: Ubuntu 17.04
  Package: linux-image-4.10.0-14-generic 4.10.0-14.16
  ProcVersionSignature: Ubuntu 4.10.0-14.16-generic 4.10.3
  Uname: Linux 4.10.0-14-generic x86_64
  ApportVersion: 2.20.4-0ubuntu2
  Architecture: amd64
  AudioDevicesInUse:
   USERPID ACCESS COMMAND
   /dev/snd/controlC0:  ajclayton   3305 F pulseaudio
  CurrentDesktop: Unity:Unity7
  Date: Fri Mar 31 09:42:38 2017
  InstallationDate: Installed on 2012-09-08 (1665 days ago)
  InstallationMedia: Ubuntu 12.04 LTS "Precise Pangolin" - Release amd64 
(20120425)
  MachineType: Dell Inc. XPS 15 9550
  ProcFB: 0 inteldrmfb
  ProcKernelCmdLine: BOOT_IMAGE=/vmlinuz-4.10.0-14-generic 
root=UUID=779e5929-5ffb-49b1-9786-1adcde824b7d ro rootflags=subvol=@ noprompt 
nouveau.modeset=0 log_buf_len=20M
  RelatedPackageVersions:
   linux-restricted-modules-4.10.0-14-generic N/A
   linux-backports-modules-4.10.0-14-generic  N/A
   linux-firmware 1.164
  SourcePackage: linux
  UpgradeStatus: Upgraded to zesty on 2017-03-07 (23 days ago)
  dmi.bios.date: 04/07/2016
  dmi.bios.vendor: Dell Inc.
  dmi.bios.version: 01.02.00
  dmi.board.name: 0N7TVV
  dmi.board.vendor: Dell Inc.
  dmi.board.version: A00
  dmi.chassis.type: 9
  dmi.chassis.vendor: Dell Inc.
  dmi.modalias: 
dmi:bvnDellInc.:bvr01.02.00:bd04/07/2016:svnDellInc.:pnXPS159550:pvr:rvnDellInc.:rn0N7TVV:rvrA00:cvnDellInc.:ct9:cvr:
  dmi.product.name: XPS 15 9550
  dmi.sys.vendor: Dell Inc.

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[Kernel-packages] [Bug 1686592] Re: APST quirk needed for Intel NVMe

2017-05-08 Thread Andy Lutomirski
@kaihengfeng, I'm not sure what your test kernel is, but could you build
one with the two patches here:

https://git.kernel.org/pub/scm/linux/kernel/git/luto/linux.git/log/?h=nvme/power=1115e17962c597d8e6dd140d903a51a58d0ec2c0

Those delete the earlier quirk and replace the APST table computation
with something closer to what Intel RSTe does.

Thanks!

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You received this bug notification because you are a member of Kernel
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https://bugs.launchpad.net/bugs/1686592

Title:
  APST quirk needed for Intel NVMe

Status in linux package in Ubuntu:
  Triaged

Bug description:
  Two users reports issue on Intel NVMe [1] (comment #34, #35).

  File a new bug to let the original bug report stays on Dell & Samsung
  combination.

  [1] https://bugs.launchpad.net/bugs/1678184

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[Kernel-packages] [Bug 1678184] Re: APST quirk needed for Samsung 512GB NVMe drive

2017-04-21 Thread Andy Lutomirski
The quirk updates have landed here in the linux-block tree here:

https://git.kernel.org/pub/scm/linux/kernel/git/axboe/linux-
block.git/commit/?h=for-
linus=be56945c4edd5a3da15f8254b68d1ddb1588d0c4

Reporters, could you test that kernel?  (Or Kai-Heng, is there a way you
could build a test kernel that people could use?)

The current 4.11 queue does not disable APST entirely on Samsung
devices.  Instead it turns off the deepest sleep state on the affected
drives on the affected laptops.  Hopefully this covers all the
problematic cases.

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https://bugs.launchpad.net/bugs/1678184

Title:
  APST quirk needed for Samsung 512GB NVMe drive

Status in linux package in Ubuntu:
  Confirmed

Bug description:
  APST support just landed in the latest Zesty kernel (4.10.0-14.16) as
  part of https://bugs.launchpad.net/ubuntu/+source/linux/+bug/1664602.
  That patch has a quirk for certain 256GB Samsung drives found in Dell
  laptops that do not behave well when APST is enabled. I am
  experiencing the same symptoms with the same model laptop except with
  a 512GB Samsung. Prior to manually disabling APST the drive would die
  and system would go down in flames with I/O errors within 20 to 40
  minutes of boot.

  $ sudo nvme list
  Node SN   Model   
 Namespace Usage  Format   FW Rev  
    
 - -- 
 
  /dev/nvme0n1   ** PM951 NVMe SAMSUNG 512GB
 1 500.20  GB / 512.11  GB512   B +  0 B   BXV76D0Q

  ProblemType: Bug
  DistroRelease: Ubuntu 17.04
  Package: linux-image-4.10.0-14-generic 4.10.0-14.16
  ProcVersionSignature: Ubuntu 4.10.0-14.16-generic 4.10.3
  Uname: Linux 4.10.0-14-generic x86_64
  ApportVersion: 2.20.4-0ubuntu2
  Architecture: amd64
  AudioDevicesInUse:
   USERPID ACCESS COMMAND
   /dev/snd/controlC0:  ajclayton   3305 F pulseaudio
  CurrentDesktop: Unity:Unity7
  Date: Fri Mar 31 09:42:38 2017
  InstallationDate: Installed on 2012-09-08 (1665 days ago)
  InstallationMedia: Ubuntu 12.04 LTS "Precise Pangolin" - Release amd64 
(20120425)
  MachineType: Dell Inc. XPS 15 9550
  ProcFB: 0 inteldrmfb
  ProcKernelCmdLine: BOOT_IMAGE=/vmlinuz-4.10.0-14-generic 
root=UUID=779e5929-5ffb-49b1-9786-1adcde824b7d ro rootflags=subvol=@ noprompt 
nouveau.modeset=0 log_buf_len=20M
  RelatedPackageVersions:
   linux-restricted-modules-4.10.0-14-generic N/A
   linux-backports-modules-4.10.0-14-generic  N/A
   linux-firmware 1.164
  SourcePackage: linux
  UpgradeStatus: Upgraded to zesty on 2017-03-07 (23 days ago)
  dmi.bios.date: 04/07/2016
  dmi.bios.vendor: Dell Inc.
  dmi.bios.version: 01.02.00
  dmi.board.name: 0N7TVV
  dmi.board.vendor: Dell Inc.
  dmi.board.version: A00
  dmi.chassis.type: 9
  dmi.chassis.vendor: Dell Inc.
  dmi.modalias: 
dmi:bvnDellInc.:bvr01.02.00:bd04/07/2016:svnDellInc.:pnXPS159550:pvr:rvnDellInc.:rn0N7TVV:rvrA00:cvnDellInc.:ct9:cvr:
  dmi.product.name: XPS 15 9550
  dmi.sys.vendor: Dell Inc.

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[Kernel-packages] [Bug 1041790]

2013-08-23 Thread Andy Lutomirski
The patch seems to have helped -- my box survived a couple days with the
patch applied.

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Title:
  [snb] GPU lockup  IPEHR: 0x0b160001 IPEHR: 0x0b140001, workaround
  i915.semaphores=0

Status in X.org xf86-video-intel:
  Confirmed
Status in “linux” package in Ubuntu:
  Confirmed
Status in “sandybridge-meta” package in Ubuntu:
  Confirmed
Status in “xserver-xorg-video-intel” package in Ubuntu:
  Triaged

Bug description:
  X locks up periodically for a 2 to ten seconds at a time and this
  crash log gets generated. It's significantly more than several times a
  day but not quite continuous.

  Temporarily disabiling semaphores seems to eliminate the problem.
  E.g.:

  $ sudo -s
  # echo 0  /sys/modules/i915/parameters/semaphores

  [Workaround]
  1.  Edit your /etc/defaults/grub file.
  2.  Change this line:

  GRUB_CMDLINE_LINUX_DEFAULT=quiet splash

  to

  GRUB_CMDLINE_LINUX_DEFAULT=quiet splash i915.semaphores=0

  3.  Then run

  sudo update-grub

  4.  And reboot

  If you indeed have this bug, that should stop the lockups from happening.
  If it doesn't, then file a new bug report.

  Side Effects:  Rendering throughput is dropped by 10% with SNA, or as
  much as 3x with UXA. OpenGL performance is likely to be reduced by
  about 30%. More CPU time is spent waiting for the GPU with rc6
  disabled, so increased power consumption.

  [Original Report]

  ProblemType: Crash
  DistroRelease: Ubuntu 12.10
  Package: xserver-xorg-video-intel 2:2.20.3-0ubuntu1
  Uname: Linux 3.6.0-rc3-git-20120826.1015 x86_64
  ApportVersion: 2.5.1-0ubuntu2
  Architecture: amd64
  Chipset: sandybridge-m-gt2
  Date: Sun Aug 26 16:06:32 2012
  DistroCodename: quantal
  DistroVariant: ubuntu
  DuplicateSignature: [sandybridge-m-gt2] GPU lockup  IPEHR: 0x0b160001 IPEHR: 
0x0b140001 Ubuntu 12.10
  EcryptfsInUse: Yes
  ExecutablePath: /usr/share/apport/apport-gpu-error-intel.py
  GpuHangFrequency: Continuously
  InstallationMedia: Ubuntu 12.10 Quantal Quetzal - Alpha amd64 (20120724.2)
  InterpreterPath: /usr/bin/python3.2mu
  MachineType: Dell Inc. Dell System XPS L502X
  ProcCmdline: /usr/bin/python3 /usr/share/apport/apport-gpu-error-intel.py
  ProcEnviron:

  ProcKernelCmdLine: BOOT_IMAGE=/boot/vmlinuz-3.6.0-rc3-git-20120826.1015 
root=UUID=135c8090-427c-460a-909d-eff262cd44b6 ro quiet splash vt.handoff=7
  RelatedPackageVersions:
   xserver-xorg 1:7.7+1ubuntu3
   libdrm2  2.4.38-0ubuntu2
   xserver-xorg-video-intel 2:2.20.3-0ubuntu1
  SourcePackage: xserver-xorg-video-intel
  Title: [sandybridge-m-gt2] GPU lockup  IPEHR: 0x0b160001 IPEHR: 0x0b140001
  UdevDb: Error: [Errno 2] No such file or directory: 'udevadm'
  UpgradeStatus: No upgrade log present (probably fresh install)
  UserGroups:

  dmi.bios.date: 05/29/2012
  dmi.bios.vendor: Dell Inc.
  dmi.bios.version: A11
  dmi.board.name: 0NJT03
  dmi.board.vendor: Dell Inc.
  dmi.board.version: A00
  dmi.chassis.type: 8
  dmi.chassis.vendor: Dell Inc.
  dmi.chassis.version: 0.1
  dmi.modalias: 
dmi:bvnDellInc.:bvrA11:bd05/29/2012:svnDellInc.:pnDellSystemXPSL502X:pvr:rvnDellInc.:rn0NJT03:rvrA00:cvnDellInc.:ct8:cvr0.1:
  dmi.product.name: Dell System XPS L502X
  dmi.sys.vendor: Dell Inc.

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