Public bug reported:
[ +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
** Affects: linux (Ubuntu)
Importance: Undecided
Status: New
** Tags: amd64 apport-bug package-from-proposed wily
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https://bugs.launchpad.net/bugs/1525587
Title:
[drm:intel_pipe_config_compare [i915]] *ERROR* mismatch in
ips_enabled (expected 1, found 0)
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