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Thread
Date
[Bug 1456299] Re: irqpoll was not applied although in the /proc/cmdline

To: kernel-packages@xxxxxxxxxxxxxxxxxxx
From: "Christopher M. Penalver" <christopher.m.penalver@xxxxxxxxx>
Date: Thu, 21 May 2015 10:28:13 -0000
Reply-to: Bug 1456299 <1456299@xxxxxxxxxxxxxxxxxx>
Sender: bounces@xxxxxxxxxxxxx
** Tags added: latest-bios-f7

** Description changed:

  System freezed with an overheating CPU and the hint "please enable
  irqpoll option". But it *is* already enabled :(
  
  -----------------
  May 18 16:17:01 mythtv CRON[9355]: (root) CMD (   cd / && run-parts --report /etc/cron.hourly)
  May 18 16:39:01 mythtv CRON[19962]: (root) CMD (  [ -x /usr/lib/php5/maxlifetime ] && [ -x /usr/lib/php5/sessionclean ] && [ -d /var/lib/php5 ] && /usr/lib/php5/sessionclean /var/lib/php5 $
  (/usr/lib/php5/maxlifetime))
  May 18 17:09:01 mythtv CRON[1826]: (root) CMD (  [ -x /usr/lib/php5/maxlifetime ] && [ -x /usr/lib/php5/sessionclean ] && [ -d /var/lib/php5 ] && /usr/lib/php5/sessionclean /var/lib/php5 $(
  /usr/lib/php5/maxlifetime))
  May 18 17:17:01 mythtv CRON[5574]: (root) CMD (   cd / && run-parts --report /etc/cron.hourly)
  May 18 17:23:36 mythtv kernel: [61271.018388] irq 19: nobody cared (try booting with the "irqpoll" option)
  May 18 17:23:36 mythtv kernel: [61271.018393] CPU: 0 PID: 0 Comm: swapper/0 Tainted: P           OE 3.16.0-38-generic #52~14.04.1-Ubuntu
  May 18 17:23:36 mythtv kernel: [61271.018395] Hardware name: Gigabyte Technology Co., Ltd. GA-970A-UD3/GA-970A-UD3, BIOS F8f 12/16/2013
  May 18 17:23:36 mythtv kernel: [61271.018397]  ffff880233ee94a4 ffff88023fc03d30 ffffffff8176534f ffff880233ee9400
  May 18 17:23:36 mythtv kernel: [61271.018399]  ffff88023fc03d58 ffffffff810cd892 ffff880233ee9400 0000000000000013
  May 18 17:23:36 mythtv kernel: [61271.018401]  0000000000000000 ffff88023fc03d98 ffffffff810cddcc 0000000011676000
  May 18 17:23:36 mythtv kernel: [61271.018402] Call Trace:
  May 18 17:23:36 mythtv kernel: [61271.018403]  <IRQ>  [<ffffffff8176534f>] dump_stack+0x45/0x56
  May 18 17:23:36 mythtv kernel: [61271.018411]  [<ffffffff810cd892>] __report_bad_irq+0x32/0xd0
  May 18 17:23:36 mythtv kernel: [61271.018413]  [<ffffffff810cddcc>] note_interrupt+0x24c/0x2a0
  May 18 17:23:36 mythtv kernel: [61271.018415]  [<ffffffff810cb4be>] handle_irq_event_percpu+0xae/0x1a0
  May 18 17:23:36 mythtv kernel: [61271.018417]  [<ffffffff810cb5ed>] handle_irq_event+0x3d/0x60
  May 18 17:23:36 mythtv kernel: [61271.018418]  [<ffffffff810ce991>] handle_fasteoi_irq+0x81/0x150
  May 18 17:23:36 mythtv kernel: [61271.018421]  [<ffffffff810155de>] handle_irq+0x1e/0x30
  May 18 17:23:36 mythtv kernel: [61271.018423]  [<ffffffff8177082f>] do_IRQ+0x4f/0xf0
  May 18 17:23:36 mythtv kernel: [61271.018426]  [<ffffffff8176e6ad>] common_interrupt+0x6d/0x6d
  May 18 17:23:36 mythtv kernel: [61271.018428]  [<ffffffff81073078>] ? __do_softirq+0x88/0x2e0
  May 18 17:23:36 mythtv kernel: [61271.018430]  [<ffffffff81073010>] ? __do_softirq+0x20/0x2e0
  May 18 17:23:36 mythtv kernel: [61271.018432]  [<ffffffff810735a5>] irq_exit+0x105/0x110
- root@mythtv:/home/florian# cat /proc/cmdline 
+ root@mythtv:/home/florian# cat /proc/cmdline
  BOOT_IMAGE=/boot/vmlinuz-3.16.0-38-generic root=UUID=b66689b0-afb4-44fa-87b2-b375b2028a93 ro irqpoll quiet splash nomodeset video=uvesafb:mode_option=1920x1080-16,mtrr=3,scroll=ywrap
  
- ProblemType: Bug
- DistroRelease: Ubuntu 14.04
- Package: linux-source (not installed)
- ProcVersionSignature: Ubuntu 3.16.0-38.52~14.04.1-generic 3.16.7-ckt10
- Uname: Linux 3.16.0-38-generic x86_64
- NonfreeKernelModules: nvidia
+ ---
  ApportVersion: 2.14.1-0ubuntu3.10
  Architecture: amd64
  AudioDevicesInUse:
-  USER        PID ACCESS COMMAND
-  /dev/snd/controlC2:  florian    3369 F.... pulseaudio
-  /dev/snd/controlC1:  florian    3369 F.... pulseaudio
-  /dev/snd/controlC0:  florian    3369 F.... pulseaudio
- CurrentDesktop: KDE
- CurrentDmesg: Error: command ['sh', '-c', 'dmesg | comm -13 --nocheck-order /var/log/dmesg -'] failed with exit code 1: comm: /var/log/dmesg: Permission denied
- Date: Mon May 18 20:20:00 2015
- InstallationDate: Installed on 2014-05-27 (355 days ago)
- InstallationMedia: Kubuntu 14.04 LTS "Trusty Tahr" - Release amd64 (20140416.1)
- IwConfig:
-  eth0      no wireless extensions.
-  
-  lo        no wireless extensions.
- MachineType: Gigabyte Technology Co., Ltd. GA-970A-UD3
- ProcFB: 0 VESA VGA
- ProcKernelCmdLine: BOOT_IMAGE=/boot/vmlinuz-3.16.0-38-generic root=UUID=b66689b0-afb4-44fa-87b2-b375b2028a93 ro irqpoll quiet splash nomodeset video=uvesafb:mode_option=1920x1080-16,mtrr=3,scroll=ywrap
- RfKill:
-  
- SourcePackage: linux
- UpgradeStatus: No upgrade log present (probably fresh install)
- WifiSyslog:
-  
- dmi.bios.date: 12/16/2013
- dmi.bios.vendor: Award Software International, Inc.
- dmi.bios.version: F8f
- dmi.board.name: GA-970A-UD3
- dmi.board.vendor: Gigabyte Technology Co., Ltd.
- dmi.board.version: x.x
- dmi.chassis.type: 3
- dmi.chassis.vendor: Gigabyte Technology Co., Ltd.
- dmi.modalias: dmi:bvnAwardSoftwareInternational,Inc.:bvrF8f:bd12/16/2013:svnGigabyteTechnologyCo.,Ltd.:pnGA-970A-UD3:pvr:rvnGigabyteTechnologyCo.,Ltd.:rnGA-970A-UD3:rvrx.x:cvnGigabyteTechnologyCo.,Ltd.:ct3:cvr:
- dmi.product.name: GA-970A-UD3
- dmi.sys.vendor: Gigabyte Technology Co., Ltd.
- --- 
- ApportVersion: 2.14.1-0ubuntu3.10
- Architecture: amd64
- AudioDevicesInUse:
-  USER        PID ACCESS COMMAND
-  /dev/snd/controlC2:  florian    3326 F.... pulseaudio
-  /dev/snd/controlC1:  florian    3326 F.... pulseaudio
-  /dev/snd/controlC0:  florian    3326 F.... pulseaudio
- CurrentDesktop: KDE
- CurrentDmesg:
-  Error: command ['sh', '-c', 'dmesg | comm -13 --nocheck-order /var/log/dmesg -'] failed with exit code 1: comm: /var/log/dmesg: Permission denied
-  dmesg: write failed: Broken pipe
+  USER        PID ACCESS COMMAND
+  /dev/snd/controlC2:  florian    3326 F.... pulseaudio
+  /dev/snd/controlC1:  florian    3326 F.... pulseaudio
+  /dev/snd/controlC0:  florian    3326 F.... pulseaudio
  DistroRelease: Ubuntu 14.04
+ HibernationDevice: RESUME=UUID=6b966b78-e751-4cef-8822-e40b8805edb5
  InstallationDate: Installed on 2014-05-27 (356 days ago)
  InstallationMedia: Kubuntu 14.04 LTS "Trusty Tahr" - Release amd64 (20140416.1)
  IwConfig:
-  eth0      no wireless extensions.
-  
-  lo        no wireless extensions.
+  eth0      no wireless extensions.
+ 
+  lo        no wireless extensions.
  MachineType: Gigabyte Technology Co., Ltd. GA-970A-UD3
  NonfreeKernelModules: nvidia
  Package: linux (not installed)
  ProcFB: 0 VESA VGA
  ProcKernelCmdLine: BOOT_IMAGE=/boot/vmlinuz-3.16.0-38-generic root=UUID=b66689b0-afb4-44fa-87b2-b375b2028a93 ro irqpoll quiet splash nomodeset video=uvesafb:mode_option=1920x1080-16,mtrr=3,scroll=ywrap
  ProcVersionSignature: Ubuntu 3.16.0-38.52~14.04.1-generic 3.16.7-ckt10
+ PulseList:
+  Error: command ['pacmd', 'list'] failed with exit code 1: Home directory not accessible: Permission denied
+  No PulseAudio daemon running, or not running as session daemon.
+ RelatedPackageVersions:
+  linux-restricted-modules-3.16.0-38-generic N/A
+  linux-backports-modules-3.16.0-38-generic  N/A
+  linux-firmware                             1.127.12
  RfKill:
-  
+ 
  Tags:  trusty
  Uname: Linux 3.16.0-38-generic x86_64
  UpgradeStatus: No upgrade log present (probably fresh install)
- UserGroups: dialout saned scanner sudo
- WifiSyslog:
-  
+ UserGroups:
+ 
  _MarkForUpload: True
  dmi.bios.date: 12/16/2013
  dmi.bios.vendor: Award Software International, Inc.
  dmi.bios.version: F8f
  dmi.board.name: GA-970A-UD3
  dmi.board.vendor: Gigabyte Technology Co., Ltd.
  dmi.board.version: x.x
  dmi.chassis.type: 3
  dmi.chassis.vendor: Gigabyte Technology Co., Ltd.
  dmi.modalias: dmi:bvnAwardSoftwareInternational,Inc.:bvrF8f:bd12/16/2013:svnGigabyteTechnologyCo.,Ltd.:pnGA-970A-UD3:pvr:rvnGigabyteTechnologyCo.,Ltd.:rnGA-970A-UD3:rvrx.x:cvnGigabyteTechnologyCo.,Ltd.:ct3:cvr:
  dmi.product.name: GA-970A-UD3
  dmi.sys.vendor: Gigabyte Technology Co., Ltd.
- --- 
- ApportVersion: 2.14.1-0ubuntu3.10
- Architecture: amd64
- AudioDevicesInUse:
-  USER        PID ACCESS COMMAND
-  /dev/snd/controlC2:  florian    3326 F.... pulseaudio
-  /dev/snd/controlC1:  florian    3326 F.... pulseaudio
-  /dev/snd/controlC0:  florian    3326 F.... pulseaudio
- DistroRelease: Ubuntu 14.04
- HibernationDevice: RESUME=UUID=6b966b78-e751-4cef-8822-e40b8805edb5
- InstallationDate: Installed on 2014-05-27 (356 days ago)
- InstallationMedia: Kubuntu 14.04 LTS "Trusty Tahr" - Release amd64 (20140416.1)
- IwConfig:
-  eth0      no wireless extensions.
-  
-  lo        no wireless extensions.
- MachineType: Gigabyte Technology Co., Ltd. GA-970A-UD3
- NonfreeKernelModules: nvidia
- Package: linux (not installed)
- ProcFB: 0 VESA VGA
- ProcKernelCmdLine: BOOT_IMAGE=/boot/vmlinuz-3.16.0-38-generic root=UUID=b66689b0-afb4-44fa-87b2-b375b2028a93 ro irqpoll quiet splash nomodeset video=uvesafb:mode_option=1920x1080-16,mtrr=3,scroll=ywrap
- ProcVersionSignature: Ubuntu 3.16.0-38.52~14.04.1-generic 3.16.7-ckt10
- PulseList:
-  Error: command ['pacmd', 'list'] failed with exit code 1: Home directory not accessible: Permission denied
-  No PulseAudio daemon running, or not running as session daemon.
- RelatedPackageVersions:
-  linux-restricted-modules-3.16.0-38-generic N/A
-  linux-backports-modules-3.16.0-38-generic  N/A
-  linux-firmware                             1.127.12
- RfKill:
-  
- Tags:  trusty
- Uname: Linux 3.16.0-38-generic x86_64
- UpgradeStatus: No upgrade log present (probably fresh install)
- UserGroups:
-  
- _MarkForUpload: True
- dmi.bios.date: 12/16/2013
- dmi.bios.vendor: Award Software International, Inc.
- dmi.bios.version: F8f
- dmi.board.name: GA-970A-UD3
- dmi.board.vendor: Gigabyte Technology Co., Ltd.
- dmi.board.version: x.x
- dmi.chassis.type: 3
- dmi.chassis.vendor: Gigabyte Technology Co., Ltd.
- dmi.modalias: dmi:bvnAwardSoftwareInternational,Inc.:bvrF8f:bd12/16/2013:svnGigabyteTechnologyCo.,Ltd.:pnGA-970A-UD3:pvr:rvnGigabyteTechnologyCo.,Ltd.:rnGA-970A-UD3:rvrx.x:cvnGigabyteTechnologyCo.,Ltd.:ct3:cvr:
- dmi.product.name: GA-970A-UD3
- dmi.sys.vendor: Gigabyte Technology Co., Ltd.

** Attachment removed: "AlsaInfo.txt"
   https://bugs.launchpad.net/ubuntu/+source/linux/+bug/1456299/+attachment/4399642/+files/AlsaInfo.txt

** Attachment removed: "CRDA.txt"
   https://bugs.launchpad.net/ubuntu/+source/linux/+bug/1456299/+attachment/4399643/+files/CRDA.txt

** Attachment removed: "HookError_source_linux_meta.txt"
   https://bugs.launchpad.net/ubuntu/+source/linux/+bug/1456299/+attachment/4399644/+files/HookError_source_linux_meta.txt

** Attachment removed: "Lspci.txt"
   https://bugs.launchpad.net/ubuntu/+source/linux/+bug/1456299/+attachment/4399645/+files/Lspci.txt

** Attachment removed: "Lsusb.txt"
   https://bugs.launchpad.net/ubuntu/+source/linux/+bug/1456299/+attachment/4399646/+files/Lsusb.txt

** Attachment removed: "ProcCpuinfo.txt"
   https://bugs.launchpad.net/ubuntu/+source/linux/+bug/1456299/+attachment/4399647/+files/ProcCpuinfo.txt

** Attachment removed: "ProcEnviron.txt"
   https://bugs.launchpad.net/ubuntu/+source/linux/+bug/1456299/+attachment/4399648/+files/ProcEnviron.txt

** Attachment removed: "ProcInterrupts.txt"
   https://bugs.launchpad.net/ubuntu/+source/linux/+bug/1456299/+attachment/4399649/+files/ProcInterrupts.txt

** Attachment removed: "ProcModules.txt"
   https://bugs.launchpad.net/ubuntu/+source/linux/+bug/1456299/+attachment/4399650/+files/ProcModules.txt

** Attachment removed: "PulseList.txt"
   https://bugs.launchpad.net/ubuntu/+source/linux/+bug/1456299/+attachment/4399651/+files/PulseList.txt

** Attachment removed: "UdevDb.txt"
   https://bugs.launchpad.net/ubuntu/+source/linux/+bug/1456299/+attachment/4399652/+files/UdevDb.txt

** Attachment removed: "UdevLog.txt"
   https://bugs.launchpad.net/ubuntu/+source/linux/+bug/1456299/+attachment/4399653/+files/UdevLog.txt

** Attachment removed: "AlsaInfo.txt"
   https://bugs.launchpad.net/ubuntu/+source/linux/+bug/1456299/+attachment/4399814/+files/AlsaInfo.txt

** Attachment removed: "CRDA.txt"
   https://bugs.launchpad.net/ubuntu/+source/linux/+bug/1456299/+attachment/4399815/+files/CRDA.txt

** Attachment removed: "HookError_source_linux.txt"
   https://bugs.launchpad.net/ubuntu/+source/linux/+bug/1456299/+attachment/4399816/+files/HookError_source_linux.txt

** Attachment removed: "Lspci.txt"
   https://bugs.launchpad.net/ubuntu/+source/linux/+bug/1456299/+attachment/4399817/+files/Lspci.txt

** Attachment removed: "Lsusb.txt"
   https://bugs.launchpad.net/ubuntu/+source/linux/+bug/1456299/+attachment/4399818/+files/Lsusb.txt

** Attachment removed: "ProcCpuinfo.txt"
   https://bugs.launchpad.net/ubuntu/+source/linux/+bug/1456299/+attachment/4399819/+files/ProcCpuinfo.txt

** Attachment removed: "ProcEnviron.txt"
   https://bugs.launchpad.net/ubuntu/+source/linux/+bug/1456299/+attachment/4399820/+files/ProcEnviron.txt

** Attachment removed: "ProcInterrupts.txt"
   https://bugs.launchpad.net/ubuntu/+source/linux/+bug/1456299/+attachment/4399821/+files/ProcInterrupts.txt

** Attachment removed: "ProcModules.txt"
   https://bugs.launchpad.net/ubuntu/+source/linux/+bug/1456299/+attachment/4399822/+files/ProcModules.txt

** Attachment removed: "PulseList.txt"
   https://bugs.launchpad.net/ubuntu/+source/linux/+bug/1456299/+attachment/4399823/+files/PulseList.txt

** Attachment removed: "UdevDb.txt"
   https://bugs.launchpad.net/ubuntu/+source/linux/+bug/1456299/+attachment/4399824/+files/UdevDb.txt

** Attachment removed: "UdevLog.txt"
   https://bugs.launchpad.net/ubuntu/+source/linux/+bug/1456299/+attachment/4399825/+files/UdevLog.txt

-- 
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https://bugs.launchpad.net/bugs/1456299

Title:
  irqpoll was not applied although in the /proc/cmdline

Status in linux package in Ubuntu:
  Incomplete

Bug description:
  System freezed with an overheating CPU and the hint "please enable
  irqpoll option". But it *is* already enabled :(

  -----------------
  May 18 16:17:01 mythtv CRON[9355]: (root) CMD (   cd / && run-parts --report /etc/cron.hourly)
  May 18 16:39:01 mythtv CRON[19962]: (root) CMD (  [ -x /usr/lib/php5/maxlifetime ] && [ -x /usr/lib/php5/sessionclean ] && [ -d /var/lib/php5 ] && /usr/lib/php5/sessionclean /var/lib/php5 $
  (/usr/lib/php5/maxlifetime))
  May 18 17:09:01 mythtv CRON[1826]: (root) CMD (  [ -x /usr/lib/php5/maxlifetime ] && [ -x /usr/lib/php5/sessionclean ] && [ -d /var/lib/php5 ] && /usr/lib/php5/sessionclean /var/lib/php5 $(
  /usr/lib/php5/maxlifetime))
  May 18 17:17:01 mythtv CRON[5574]: (root) CMD (   cd / && run-parts --report /etc/cron.hourly)
  May 18 17:23:36 mythtv kernel: [61271.018388] irq 19: nobody cared (try booting with the "irqpoll" option)
  May 18 17:23:36 mythtv kernel: [61271.018393] CPU: 0 PID: 0 Comm: swapper/0 Tainted: P           OE 3.16.0-38-generic #52~14.04.1-Ubuntu
  May 18 17:23:36 mythtv kernel: [61271.018395] Hardware name: Gigabyte Technology Co., Ltd. GA-970A-UD3/GA-970A-UD3, BIOS F8f 12/16/2013
  May 18 17:23:36 mythtv kernel: [61271.018397]  ffff880233ee94a4 ffff88023fc03d30 ffffffff8176534f ffff880233ee9400
  May 18 17:23:36 mythtv kernel: [61271.018399]  ffff88023fc03d58 ffffffff810cd892 ffff880233ee9400 0000000000000013
  May 18 17:23:36 mythtv kernel: [61271.018401]  0000000000000000 ffff88023fc03d98 ffffffff810cddcc 0000000011676000
  May 18 17:23:36 mythtv kernel: [61271.018402] Call Trace:
  May 18 17:23:36 mythtv kernel: [61271.018403]  <IRQ>  [<ffffffff8176534f>] dump_stack+0x45/0x56
  May 18 17:23:36 mythtv kernel: [61271.018411]  [<ffffffff810cd892>] __report_bad_irq+0x32/0xd0
  May 18 17:23:36 mythtv kernel: [61271.018413]  [<ffffffff810cddcc>] note_interrupt+0x24c/0x2a0
  May 18 17:23:36 mythtv kernel: [61271.018415]  [<ffffffff810cb4be>] handle_irq_event_percpu+0xae/0x1a0
  May 18 17:23:36 mythtv kernel: [61271.018417]  [<ffffffff810cb5ed>] handle_irq_event+0x3d/0x60
  May 18 17:23:36 mythtv kernel: [61271.018418]  [<ffffffff810ce991>] handle_fasteoi_irq+0x81/0x150
  May 18 17:23:36 mythtv kernel: [61271.018421]  [<ffffffff810155de>] handle_irq+0x1e/0x30
  May 18 17:23:36 mythtv kernel: [61271.018423]  [<ffffffff8177082f>] do_IRQ+0x4f/0xf0
  May 18 17:23:36 mythtv kernel: [61271.018426]  [<ffffffff8176e6ad>] common_interrupt+0x6d/0x6d
  May 18 17:23:36 mythtv kernel: [61271.018428]  [<ffffffff81073078>] ? __do_softirq+0x88/0x2e0
  May 18 17:23:36 mythtv kernel: [61271.018430]  [<ffffffff81073010>] ? __do_softirq+0x20/0x2e0
  May 18 17:23:36 mythtv kernel: [61271.018432]  [<ffffffff810735a5>] irq_exit+0x105/0x110
  root@mythtv:/home/florian# cat /proc/cmdline
  BOOT_IMAGE=/boot/vmlinuz-3.16.0-38-generic root=UUID=b66689b0-afb4-44fa-87b2-b375b2028a93 ro irqpoll quiet splash nomodeset video=uvesafb:mode_option=1920x1080-16,mtrr=3,scroll=ywrap

  ---
  ApportVersion: 2.14.1-0ubuntu3.10
  Architecture: amd64
  AudioDevicesInUse:
   USER        PID ACCESS COMMAND
   /dev/snd/controlC2:  florian    3326 F.... pulseaudio
   /dev/snd/controlC1:  florian    3326 F.... pulseaudio
   /dev/snd/controlC0:  florian    3326 F.... pulseaudio
  DistroRelease: Ubuntu 14.04
  HibernationDevice: RESUME=UUID=6b966b78-e751-4cef-8822-e40b8805edb5
  InstallationDate: Installed on 2014-05-27 (356 days ago)
  InstallationMedia: Kubuntu 14.04 LTS "Trusty Tahr" - Release amd64 (20140416.1)
  IwConfig:
   eth0      no wireless extensions.

   lo        no wireless extensions.
  MachineType: Gigabyte Technology Co., Ltd. GA-970A-UD3
  NonfreeKernelModules: nvidia
  Package: linux (not installed)
  ProcFB: 0 VESA VGA
  ProcKernelCmdLine: BOOT_IMAGE=/boot/vmlinuz-3.16.0-38-generic root=UUID=b66689b0-afb4-44fa-87b2-b375b2028a93 ro irqpoll quiet splash nomodeset video=uvesafb:mode_option=1920x1080-16,mtrr=3,scroll=ywrap
  ProcVersionSignature: Ubuntu 3.16.0-38.52~14.04.1-generic 3.16.7-ckt10
  PulseList:
   Error: command ['pacmd', 'list'] failed with exit code 1: Home directory not accessible: Permission denied
   No PulseAudio daemon running, or not running as session daemon.
  RelatedPackageVersions:
   linux-restricted-modules-3.16.0-38-generic N/A
   linux-backports-modules-3.16.0-38-generic  N/A
   linux-firmware                             1.127.12
  RfKill:

  Tags:  trusty
  Uname: Linux 3.16.0-38-generic x86_64
  UpgradeStatus: No upgrade log present (probably fresh install)
  UserGroups:

  _MarkForUpload: True
  dmi.bios.date: 12/16/2013
  dmi.bios.vendor: Award Software International, Inc.
  dmi.bios.version: F8f
  dmi.board.name: GA-970A-UD3
  dmi.board.vendor: Gigabyte Technology Co., Ltd.
  dmi.board.version: x.x
  dmi.chassis.type: 3
  dmi.chassis.vendor: Gigabyte Technology Co., Ltd.
  dmi.modalias: dmi:bvnAwardSoftwareInternational,Inc.:bvrF8f:bd12/16/2013:svnGigabyteTechnologyCo.,Ltd.:pnGA-970A-UD3:pvr:rvnGigabyteTechnologyCo.,Ltd.:rnGA-970A-UD3:rvrx.x:cvnGigabyteTechnologyCo.,Ltd.:ct3:cvr:
  dmi.product.name: GA-970A-UD3
  dmi.sys.vendor: Gigabyte Technology Co., Ltd.

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References

[Bug 1456299] [NEW] irqpoll was not applied although in the /proc/cmdline
From: Florian R,, 2015-05-18