[Bug 113911] New: WARNING: CPU: 1 PID: 29500 at drivers/gpu/drm/i915/intel_psr.c:343 intel_psr_activate+0x67/0x187 [i915]()
bugzilla-daemon at bugzilla.kernel.org
bugzilla-daemon at bugzilla.kernel.org
Mon Mar 7 15:52:09 UTC 2016
https://bugzilla.kernel.org/show_bug.cgi?id=113911
Bug ID: 113911
Summary: WARNING: CPU: 1 PID: 29500 at
drivers/gpu/drm/i915/intel_psr.c:343
intel_psr_activate+0x67/0x187 [i915]()
Product: Drivers
Version: 2.5
Kernel Version: 4.4.4
Hardware: All
OS: Linux
Tree: Mainline
Status: NEW
Severity: normal
Priority: P1
Component: Video(DRI - Intel)
Assignee: intel-gfx-bugs at lists.freedesktop.org
Reporter: leho at kraav.com
CC: intel-gfx-bugs at lists.freedesktop.org
Regression: No
(not sure if correct Component chosen?)
I went off to lunch, screen blanking kicked in. Coming back, I see something
like 4-5 repeats of this. Dell E7440 Haswell, docked through PR02X, driving 2
DisplayPort external monitors.
märts 07 17:41:17 papaya kernel: ------------[ cut here ]------------
märts 07 17:41:17 papaya kernel: WARNING: CPU: 1 PID: 29500 at
drivers/gpu/drm/i915/intel_psr.c:343 intel_psr_activate+0x67/0x187 [i915]()
märts 07 17:41:17 papaya kernel: WARN_ON(I915_READ(EDP_PSR_CTL(dev)) &
EDP_PSR_ENABLE)
märts 07 17:41:17 papaya kernel: Modules linked in:
märts 07 17:41:17 papaya kernel: msr cpufreq_stats snd_usb_audio snd_hwdep
snd_usbmidi_lib snd_rawmidi snd_seq_device tun squashfs ctr ccm bnep arc4
iwlmvm btusb mac80211 btrtl btbcm btintel iTCO_wdt bluetooth dell_wmi uvcvideo
videobuf2_vmalloc videobuf2_memops videobuf2_v4l2 videobuf2_core v4l2_common
videodev sparse_keymap iwlwifi e1000e snd_hda_codec_realtek snd_hda_codec_hdmi
cfg80211 snd_hda_codec_generic ptp dell_laptop dcdbas dell_smm_hwmon
snd_hda_intel snd_hda_codec mei_me pps_core intel_rapl iosf_mbi
x86_pkg_temp_thermal intel_powerclamp lpc_ich i2c_i801 psmouse mfd_core
snd_hda_core coretemp snd_pcm snd_timer snd thermal wmi dell_rbtn rfkill
dell_smo8800 ac tpm_tis battery tpm processor drbg xts crc32_pclmul fbcon
bitblit softcursor font i915 intel_gtt xhci_pci xhci_hcd drm_kms_helper
cfbfillrect syscopyarea
märts 07 17:41:17 papaya kernel: ehci_pci cfbimgblt ehci_hcd sysfillrect
sysimgblt sdhci_pci fb_sys_fops sdhci cfbcopyarea mmc_core drm agpgart fb fbdev
video button
märts 07 17:41:17 papaya kernel: CPU: 1 PID: 29500 Comm: kworker/1:0 Tainted: G
U W 4.4.4-gentoo+ #83
märts 07 17:41:17 papaya kernel: Hardware name: Dell Inc. Latitude
E7440/0PC4X0, BIOS A17 12/01/2015
märts 07 17:41:17 papaya kernel: Workqueue: events intel_psr_work [i915]
märts 07 17:41:17 papaya kernel: 0000000000000000 ffff88005f627d18
ffffffff812d504f ffff88005f627d60
märts 07 17:41:17 papaya kernel: 0000000000000009 ffff88005f627d50
ffffffff8103fa87 ffffffffa01a494e
märts 07 17:41:17 papaya kernel: ffff8800cf270000 ffff880409bf2800
ffff8804088030d8 ffff880181a60000
märts 07 17:41:17 papaya kernel: Call Trace:
märts 07 17:41:17 papaya kernel: [<ffffffff812d504f>] dump_stack+0x4d/0x63
märts 07 17:41:17 papaya kernel: [<ffffffff8103fa87>]
warn_slowpath_common+0x9a/0xb3
märts 07 17:41:17 papaya kernel: [<ffffffffa01a494e>] ?
intel_psr_activate+0x67/0x187 [i915]
märts 07 17:41:17 papaya kernel: [<ffffffff8103fae3>]
warn_slowpath_fmt+0x43/0x4b
märts 07 17:41:17 papaya kernel: [<ffffffffa01a494e>]
intel_psr_activate+0x67/0x187 [i915]
märts 07 17:41:17 papaya kernel: [<ffffffffa01a4d38>]
intel_psr_work+0x1ac/0x1d6 [i915]
märts 07 17:41:17 papaya kernel: [<ffffffff81052adf>]
process_one_work+0x1e2/0x38b
märts 07 17:41:17 papaya kernel: [<ffffffff8105319e>]
worker_thread+0x26e/0x356
märts 07 17:41:17 papaya kernel: [<ffffffff81052f30>] ?
rescuer_thread+0x27e/0x27e
märts 07 17:41:17 papaya kernel: [<ffffffff81056df6>] kthread+0xcd/0xd5
märts 07 17:41:17 papaya kernel: [<ffffffff81056d29>] ?
kthread_create_on_node+0x183/0x183
märts 07 17:41:17 papaya kernel: [<ffffffff8151091f>] ret_from_fork+0x3f/0x70
märts 07 17:41:17 papaya kernel: [<ffffffff81056d29>] ?
kthread_create_on_node+0x183/0x183
märts 07 17:41:17 papaya kernel: ---[ end trace f50ca33dd460daf7 ]---
$ [-] cat /etc/modprobe.d/i915.conf
options i915 enable_rc6=7 enable_fbc=1 enable_psr=1
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