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[Bug 1525587] Re: dmesg output contains error: "*ERROR* mismatch in ips_enabled (expected 1, found 0)"

 

Lothar-dierkes, at your earliest convenience, could you please test the
latest upstream kernel available from the very top line at the top of
the page from http://kernel.ubuntu.com/~kernel-ppa/mainline/?C=N;O=D
(the release names are irrelevant for testing, and please do not test
the daily folder)? Install instructions are available at
https://wiki.ubuntu.com/Kernel/MainlineBuilds . This will allow
additional upstream developers to examine the issue.

If testing on your main install would be inconvenient, one may:
1) Install Ubuntu to a different partition and then test this there.
2) Backup, or clone the primary install.

If the latest kernel did not allow you to test to the issue (ex. you couldn't boot into the OS) please make a comment in your report about this, and continue to test the next most recent kernel version until you can test to the issue. Once you've tested the upstream kernel, please comment on which kernel version specifically you tested. If this issue is fixed in the mainline kernel, please add the following tags by clicking on the yellow circle with a black pencil icon, next to the word Tags, located at the bottom of the report description:
kernel-fixed-upstream
kernel-fixed-upstream-X.Y-rcZ

Where X, and Y are the first two numbers of the kernel version, and Z is
the release candidate number if it exists.

If the mainline kernel does not fix the issue, please add the following tags:
kernel-bug-exists-upstream
kernel-bug-exists-upstream-X.Y-rcZ

Please note, an error to install the kernel does not fit the criteria of
kernel-bug-exists-upstream.

Once testing of the latest upstream kernel is complete, please mark this
report's Status as Confirmed. Please let us know your results.

Thank you for your understanding.

** Attachment removed: "WifiSyslog.txt"
   https://bugs.launchpad.net/ubuntu/+source/linux/+bug/1525587/+attachment/4533895/+files/WifiSyslog.txt

** Attachment removed: "UdevDb.txt"
   https://bugs.launchpad.net/ubuntu/+source/linux/+bug/1525587/+attachment/4533894/+files/UdevDb.txt

** Attachment removed: "RfKill.txt"
   https://bugs.launchpad.net/ubuntu/+source/linux/+bug/1525587/+attachment/4533893/+files/RfKill.txt

** Attachment removed: "PulseList.txt"
   https://bugs.launchpad.net/ubuntu/+source/linux/+bug/1525587/+attachment/4533892/+files/PulseList.txt

** Attachment removed: "ProcInterrupts.txt"
   https://bugs.launchpad.net/ubuntu/+source/linux/+bug/1525587/+attachment/4533890/+files/ProcInterrupts.txt

** Attachment removed: "ProcModules.txt"
   https://bugs.launchpad.net/ubuntu/+source/linux/+bug/1525587/+attachment/4533891/+files/ProcModules.txt

** Attachment removed: "ProcEnviron.txt"
   https://bugs.launchpad.net/ubuntu/+source/linux/+bug/1525587/+attachment/4533889/+files/ProcEnviron.txt

** Attachment removed: "ProcCpuinfo.txt"
   https://bugs.launchpad.net/ubuntu/+source/linux/+bug/1525587/+attachment/4533888/+files/ProcCpuinfo.txt

** Attachment removed: "Lsusb.txt"
   https://bugs.launchpad.net/ubuntu/+source/linux/+bug/1525587/+attachment/4533887/+files/Lsusb.txt

** Attachment removed: "Lspci.txt"
   https://bugs.launchpad.net/ubuntu/+source/linux/+bug/1525587/+attachment/4533886/+files/Lspci.txt

** Attachment removed: "JournalErrors.txt"
   https://bugs.launchpad.net/ubuntu/+source/linux/+bug/1525587/+attachment/4533885/+files/JournalErrors.txt

** Attachment removed: "IwConfig.txt"
   https://bugs.launchpad.net/ubuntu/+source/linux/+bug/1525587/+attachment/4533884/+files/IwConfig.txt

** Attachment removed: "Dependencies.txt"
   https://bugs.launchpad.net/ubuntu/+source/linux/+bug/1525587/+attachment/4533883/+files/Dependencies.txt

** Attachment removed: "CurrentDmesg.txt"
   https://bugs.launchpad.net/ubuntu/+source/linux/+bug/1525587/+attachment/4533882/+files/CurrentDmesg.txt

** Attachment removed: "CRDA.txt"
   https://bugs.launchpad.net/ubuntu/+source/linux/+bug/1525587/+attachment/4533881/+files/CRDA.txt

** Attachment removed: "AlsaInfo.txt"
   https://bugs.launchpad.net/ubuntu/+source/linux/+bug/1525587/+attachment/4533879/+files/AlsaInfo.txt

** Description changed:

  The following error does appear in my dmesg output after every system
  start. I do not know if it has any consequences.
- 
  
  [  +0,145801] [drm:intel_pipe_config_compare [i915]] *ERROR* mismatch in ips_enabled (expected 1, found 0)
  [  +0,000003] ------------[ cut here ]------------
  [  +0,000016] WARNING: CPU: 0 PID: 980 at /build/linux-1vdNXv/linux-4.2.0/drivers/gpu/drm/i915/intel_display.c:12328 check_crtc_state+0x2c5/0x440 [i915]()
  [  +0,000001] pipe state doesn't match!
  [  +0,000001] Modules linked in: rfcomm bnep arc4 hp_wmi joydev sparse_keymap intel_rapl iosf_mbi x86_pkg_temp_thermal intel_powerclamp coretemp kvm_intel kvm snd_hda_co
  [  +0,000041]  drm_kms_helper e1000e ahci drm libahci ptp pps_core wmi video
  [  +0,000007] CPU: 0 PID: 980 Comm: Xorg Tainted: G        W       4.2.0-21-generic #25-Ubuntu
  [  +0,000002] Hardware name: Hewlett-Packard HP EliteBook 850 G1/198F, BIOS L71 Ver. 01.30 12/09/2014
  [  +0,000001]  0000000000000000 00000000af849558 ffff8802319977c8 ffffffff817e9449
  [  +0,000003]  0000000000000000 ffff880231997820 ffff880231997808 ffffffff8107b3d6
  [  +0,000002]  ffff880231997848 ffff8802319978b0 ffff880230e64800 0000000000000001
  
  [  +0,145801] [drm:intel_pipe_config_compare [i915]] *ERROR* mismatch in ips_enabled (expected 1, found 0)
  [  +0,000003] ------------[ cut here ]------------
  [  +0,000016] WARNING: CPU: 0 PID: 980 at /build/linux-1vdNXv/linux-4.2.0/drivers/gpu/drm/i915/intel_display.c:12328 check_crtc_state+0x2c5/0x440 [i915]()
  [  +0,000001] pipe state doesn't match!
  [  +0,000001] Modules linked in: rfcomm bnep arc4 hp_wmi joydev sparse_keymap intel_rapl iosf_mbi x86_pkg_temp_thermal intel_powerclamp coretemp kvm_intel kvm snd_hda_co
  [  +0,000041]  drm_kms_helper e1000e ahci drm libahci ptp pps_core wmi video
  [  +0,000007] CPU: 0 PID: 980 Comm: Xorg Tainted: G        W       4.2.0-21-generic #25-Ubuntu
  [  +0,000002] Hardware name: Hewlett-Packard HP EliteBook 850 G1/198F, BIOS L71 Ver. 01.30 12/09/2014
  [  +0,000001]  0000000000000000 00000000af849558 ffff8802319977c8 ffffffff817e9449
  [  +0,000003]  0000000000000000 ffff880231997820 ffff880231997808 ffffffff8107b3d6
  [  +0,000002]  ffff880231997848 ffff8802319978b0 ffff880230e64800 0000000000000001
  [  +0,000002] Call Trace:
  [  +0,000006]  [<ffffffff817e9449>] dump_stack+0x45/0x57
  [  +0,000005]  [<ffffffff8107b3d6>] warn_slowpath_common+0x86/0xc0
  [  +0,000003]  [<ffffffff8107b465>] warn_slowpath_fmt+0x55/0x70
  [  +0,000013]  [<ffffffffc024d941>] ? intel_pipe_config_compare+0xb31/0xc60 [i915]
  [  +0,000011]  [<ffffffffc024dd35>] check_crtc_state+0x2c5/0x440 [i915]
  [  +0,000016]  [<ffffffffc0261b5d>] intel_modeset_check_state+0x21d/0x6d0 [i915]
  [  +0,000013]  [<ffffffffc0262d17>] intel_crtc_set_config+0x4c7/0x580 [i915]
  [  +0,000014]  [<ffffffffc0051ef5>] ? drm_mode_create+0x25/0x60 [drm]
  [  +0,000009]  [<ffffffffc004b4a6>] drm_mode_set_config_internal+0x66/0x100 [drm]
  [  +0,000010]  [<ffffffffc004fb39>] drm_mode_setcrtc+0x3e9/0x500 [drm]
  [  +0,000006]  [<ffffffffc0040495>] drm_ioctl+0x125/0x610 [drm]
  [  +0,000008]  [<ffffffffc004f750>] ? drm_mode_setplane+0x1b0/0x1b0 [drm]
  [  +0,000003]  [<ffffffff81210a25>] do_vfs_ioctl+0x295/0x480
  [  +0,000003]  [<ffffffff81087f71>] ? __set_task_blocked+0x41/0xa0
  [  +0,000002]  [<ffffffff81210c89>] SyS_ioctl+0x79/0x90
  [  +0,000003]  [<ffffffff8108ab9e>] ? SyS_rt_sigprocmask+0x8e/0xc0
  [  +0,000003]  [<ffffffff817f0232>] entry_SYSCALL_64_fastpath+0x16/0x75
  [  +0,000002] ---[ end trace cf5c10366430704f ]---
  
- ProblemType: Bug
- DistroRelease: Ubuntu 15.10
- Package: linux-image-4.2.0-21-generic 4.2.0-21.25
- ProcVersionSignature: Ubuntu 4.2.0-21.25-generic 4.2.6
- Uname: Linux 4.2.0-21-generic x86_64
- ApportVersion: 2.19.1-0ubuntu5
- Architecture: amd64
- AudioDevicesInUse:
-  USER        PID ACCESS COMMAND
-  /dev/snd/controlC1:  bs-ldi     1818 F.... pulseaudio
-  /dev/snd/controlC0:  bs-ldi     1818 F.... pulseaudio
- CurrentDesktop: Unity
- Date: Sat Dec 12 23:58:03 2015
- HibernationDevice: RESUME=UUID=6db9b5a5-d21c-4127-a751-53b667523027
- InstallationDate: Installed on 2015-05-28 (198 days ago)
- InstallationMedia: Ubuntu 15.04 "Vivid Vervet" - Release amd64 (20150422)
- MachineType: Hewlett-Packard HP EliteBook 850 G1
- ProcFB: 0 inteldrmfb
- ProcKernelCmdLine: BOOT_IMAGE=/boot/vmlinuz-4.2.0-21-generic root=UUID=3aa3d587-358c-4744-a494-2ae77f32588c ro quiet splash vt.handoff=7
- RelatedPackageVersions:
-  linux-restricted-modules-4.2.0-21-generic N/A
-  linux-backports-modules-4.2.0-21-generic  N/A
-  linux-firmware                            1.149.3
- SourcePackage: linux
- UdevLog: Error: [Errno 2] No such file or directory: '/var/log/udev'
- UpgradeStatus: Upgraded to wily on 2015-10-23 (50 days ago)
- dmi.bios.date: 12/09/2014
- dmi.bios.vendor: Hewlett-Packard
- dmi.bios.version: L71 Ver. 01.30
- dmi.board.name: 198F
- dmi.board.vendor: Hewlett-Packard
- dmi.board.version: KBC Version 15.55
- dmi.chassis.asset.tag: CNU425C9T6
- dmi.chassis.type: 10
- dmi.chassis.vendor: Hewlett-Packard
- dmi.modalias: dmi:bvnHewlett-Packard:bvrL71Ver.01.30:bd12/09/2014:svnHewlett-Packard:pnHPEliteBook850G1:pvrA3009DD10303:rvnHewlett-Packard:rn198F:rvrKBCVersion15.55:cvnHewlett-Packard:ct10:cvr:
- dmi.product.name: HP EliteBook 850 G1
- dmi.product.version: A3009DD10303
- dmi.sys.vendor: Hewlett-Packard
  ---
  ApportVersion: 2.19.1-0ubuntu5
  Architecture: amd64
  AudioDevicesInUse:
   USER        PID ACCESS COMMAND
   /dev/snd/controlC1:  bs-ldi     2033 F.... pulseaudio
   /dev/snd/controlC0:  bs-ldi     2033 F.... pulseaudio
  CurrentDesktop: Unity
  DistroRelease: Ubuntu 15.10
  HibernationDevice: RESUME=UUID=6db9b5a5-d21c-4127-a751-53b667523027
  InstallationDate: Installed on 2015-05-28 (201 days ago)
  InstallationMedia: Ubuntu 15.04 "Vivid Vervet" - Release amd64 (20150422)
  MachineType: Hewlett-Packard HP EliteBook 850 G1
  Package: linux (not installed)
  ProcFB: 0 inteldrmfb
  ProcKernelCmdLine: BOOT_IMAGE=/boot/vmlinuz-4.2.0-21-generic root=UUID=3aa3d587-358c-4744-a494-2ae77f32588c ro quiet splash vt.handoff=7
  ProcVersionSignature: Ubuntu 4.2.0-21.25-generic 4.2.6
  RelatedPackageVersions:
   linux-restricted-modules-4.2.0-21-generic N/A
   linux-backports-modules-4.2.0-21-generic  N/A
   linux-firmware                            1.149.3
  Tags:  wily
  UdevLog: Error: [Errno 2] No such file or directory: '/var/log/udev'
  Uname: Linux 4.2.0-21-generic x86_64
  UpgradeStatus: Upgraded to wily on 2015-10-23 (54 days ago)
  UserGroups: adm cdrom dip lpadmin plugdev sambashare sudo vboxusers wireshark
  _MarkForUpload: True
  dmi.bios.date: 09/01/2015
  dmi.bios.vendor: Hewlett-Packard
  dmi.bios.version: L71 Ver. 01.33
  dmi.board.name: 198F
  dmi.board.vendor: Hewlett-Packard
  dmi.board.version: KBC Version 15.57
  dmi.chassis.asset.tag: CNU425C9T6
  dmi.chassis.type: 10
  dmi.chassis.vendor: Hewlett-Packard
  dmi.modalias: dmi:bvnHewlett-Packard:bvrL71Ver.01.33:bd09/01/2015:svnHewlett-Packard:pnHPEliteBook850G1:pvrA3009DD10303:rvnHewlett-Packard:rn198F:rvrKBCVersion15.57:cvnHewlett-Packard:ct10:cvr:
  dmi.product.name: HP EliteBook 850 G1
  dmi.product.version: A3009DD10303
  dmi.sys.vendor: Hewlett-Packard

** Changed in: linux (Ubuntu)
       Status: Confirmed => Incomplete

-- 
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https://bugs.launchpad.net/bugs/1525587

Title:
  dmesg output contains error: "*ERROR* mismatch in ips_enabled
  (expected 1, found 0)"

Status in linux package in Ubuntu:
  Incomplete

Bug description:
  The following error does appear in my dmesg output after every system
  start. I do not know if it has any consequences.

  [  +0,145801] [drm:intel_pipe_config_compare [i915]] *ERROR* mismatch in ips_enabled (expected 1, found 0)
  [  +0,000003] ------------[ cut here ]------------
  [  +0,000016] WARNING: CPU: 0 PID: 980 at /build/linux-1vdNXv/linux-4.2.0/drivers/gpu/drm/i915/intel_display.c:12328 check_crtc_state+0x2c5/0x440 [i915]()
  [  +0,000001] pipe state doesn't match!
  [  +0,000001] Modules linked in: rfcomm bnep arc4 hp_wmi joydev sparse_keymap intel_rapl iosf_mbi x86_pkg_temp_thermal intel_powerclamp coretemp kvm_intel kvm snd_hda_co
  [  +0,000041]  drm_kms_helper e1000e ahci drm libahci ptp pps_core wmi video
  [  +0,000007] CPU: 0 PID: 980 Comm: Xorg Tainted: G        W       4.2.0-21-generic #25-Ubuntu
  [  +0,000002] Hardware name: Hewlett-Packard HP EliteBook 850 G1/198F, BIOS L71 Ver. 01.30 12/09/2014
  [  +0,000001]  0000000000000000 00000000af849558 ffff8802319977c8 ffffffff817e9449
  [  +0,000003]  0000000000000000 ffff880231997820 ffff880231997808 ffffffff8107b3d6
  [  +0,000002]  ffff880231997848 ffff8802319978b0 ffff880230e64800 0000000000000001

  [  +0,145801] [drm:intel_pipe_config_compare [i915]] *ERROR* mismatch in ips_enabled (expected 1, found 0)
  [  +0,000003] ------------[ cut here ]------------
  [  +0,000016] WARNING: CPU: 0 PID: 980 at /build/linux-1vdNXv/linux-4.2.0/drivers/gpu/drm/i915/intel_display.c:12328 check_crtc_state+0x2c5/0x440 [i915]()
  [  +0,000001] pipe state doesn't match!
  [  +0,000001] Modules linked in: rfcomm bnep arc4 hp_wmi joydev sparse_keymap intel_rapl iosf_mbi x86_pkg_temp_thermal intel_powerclamp coretemp kvm_intel kvm snd_hda_co
  [  +0,000041]  drm_kms_helper e1000e ahci drm libahci ptp pps_core wmi video
  [  +0,000007] CPU: 0 PID: 980 Comm: Xorg Tainted: G        W       4.2.0-21-generic #25-Ubuntu
  [  +0,000002] Hardware name: Hewlett-Packard HP EliteBook 850 G1/198F, BIOS L71 Ver. 01.30 12/09/2014
  [  +0,000001]  0000000000000000 00000000af849558 ffff8802319977c8 ffffffff817e9449
  [  +0,000003]  0000000000000000 ffff880231997820 ffff880231997808 ffffffff8107b3d6
  [  +0,000002]  ffff880231997848 ffff8802319978b0 ffff880230e64800 0000000000000001
  [  +0,000002] Call Trace:
  [  +0,000006]  [<ffffffff817e9449>] dump_stack+0x45/0x57
  [  +0,000005]  [<ffffffff8107b3d6>] warn_slowpath_common+0x86/0xc0
  [  +0,000003]  [<ffffffff8107b465>] warn_slowpath_fmt+0x55/0x70
  [  +0,000013]  [<ffffffffc024d941>] ? intel_pipe_config_compare+0xb31/0xc60 [i915]
  [  +0,000011]  [<ffffffffc024dd35>] check_crtc_state+0x2c5/0x440 [i915]
  [  +0,000016]  [<ffffffffc0261b5d>] intel_modeset_check_state+0x21d/0x6d0 [i915]
  [  +0,000013]  [<ffffffffc0262d17>] intel_crtc_set_config+0x4c7/0x580 [i915]
  [  +0,000014]  [<ffffffffc0051ef5>] ? drm_mode_create+0x25/0x60 [drm]
  [  +0,000009]  [<ffffffffc004b4a6>] drm_mode_set_config_internal+0x66/0x100 [drm]
  [  +0,000010]  [<ffffffffc004fb39>] drm_mode_setcrtc+0x3e9/0x500 [drm]
  [  +0,000006]  [<ffffffffc0040495>] drm_ioctl+0x125/0x610 [drm]
  [  +0,000008]  [<ffffffffc004f750>] ? drm_mode_setplane+0x1b0/0x1b0 [drm]
  [  +0,000003]  [<ffffffff81210a25>] do_vfs_ioctl+0x295/0x480
  [  +0,000003]  [<ffffffff81087f71>] ? __set_task_blocked+0x41/0xa0
  [  +0,000002]  [<ffffffff81210c89>] SyS_ioctl+0x79/0x90
  [  +0,000003]  [<ffffffff8108ab9e>] ? SyS_rt_sigprocmask+0x8e/0xc0
  [  +0,000003]  [<ffffffff817f0232>] entry_SYSCALL_64_fastpath+0x16/0x75
  [  +0,000002] ---[ end trace cf5c10366430704f ]---

  ---
  ApportVersion: 2.19.1-0ubuntu5
  Architecture: amd64
  AudioDevicesInUse:
   USER        PID ACCESS COMMAND
   /dev/snd/controlC1:  bs-ldi     2033 F.... pulseaudio
   /dev/snd/controlC0:  bs-ldi     2033 F.... pulseaudio
  CurrentDesktop: Unity
  DistroRelease: Ubuntu 15.10
  HibernationDevice: RESUME=UUID=6db9b5a5-d21c-4127-a751-53b667523027
  InstallationDate: Installed on 2015-05-28 (201 days ago)
  InstallationMedia: Ubuntu 15.04 "Vivid Vervet" - Release amd64 (20150422)
  MachineType: Hewlett-Packard HP EliteBook 850 G1
  Package: linux (not installed)
  ProcFB: 0 inteldrmfb
  ProcKernelCmdLine: BOOT_IMAGE=/boot/vmlinuz-4.2.0-21-generic root=UUID=3aa3d587-358c-4744-a494-2ae77f32588c ro quiet splash vt.handoff=7
  ProcVersionSignature: Ubuntu 4.2.0-21.25-generic 4.2.6
  RelatedPackageVersions:
   linux-restricted-modules-4.2.0-21-generic N/A
   linux-backports-modules-4.2.0-21-generic  N/A
   linux-firmware                            1.149.3
  Tags:  wily
  UdevLog: Error: [Errno 2] No such file or directory: '/var/log/udev'
  Uname: Linux 4.2.0-21-generic x86_64
  UpgradeStatus: Upgraded to wily on 2015-10-23 (54 days ago)
  UserGroups: adm cdrom dip lpadmin plugdev sambashare sudo vboxusers wireshark
  _MarkForUpload: True
  dmi.bios.date: 09/01/2015
  dmi.bios.vendor: Hewlett-Packard
  dmi.bios.version: L71 Ver. 01.33
  dmi.board.name: 198F
  dmi.board.vendor: Hewlett-Packard
  dmi.board.version: KBC Version 15.57
  dmi.chassis.asset.tag: CNU425C9T6
  dmi.chassis.type: 10
  dmi.chassis.vendor: Hewlett-Packard
  dmi.modalias: dmi:bvnHewlett-Packard:bvrL71Ver.01.33:bd09/01/2015:svnHewlett-Packard:pnHPEliteBook850G1:pvrA3009DD10303:rvnHewlett-Packard:rn198F:rvrKBCVersion15.57:cvnHewlett-Packard:ct10:cvr:
  dmi.product.name: HP EliteBook 850 G1
  dmi.product.version: A3009DD10303
  dmi.sys.vendor: Hewlett-Packard

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References