Created attachment 1128468 [details] journal -b Description of problem: Hi on Lenovo Yoga 260 when you leave the GNOME unnatended, the screen blanks. Resuming work light's up the display (it works for Fn keys) but no content is displayed. After I suspend and resume it works. Kindly note I have intel_pstate=no_hwp (as it does not work at all otherwise) Version-Release number of selected component (if applicable): 4.3.5-300.fc23.x86_64 How reproducible: Steps to Reproduce: 1. Leave PC unnatended 2. Press any key 3. Actual results: No content shown Expected results: Gnome login dialog Additional info: Feb 18 23:03:40 yoga.localdomain kernel: [drm:intel_dp_aux_ch [i915]] *ERROR* dp aux hw did not signal timeout (has irq: 1)! Feb 18 23:03:40 yoga.localdomain kernel: [drm:intel_dp_aux_ch [i915]] *ERROR* dp aux hw did not signal timeout (has irq: 1)! Feb 18 23:03:40 yoga.localdomain kernel: usb 1-10: New USB device found, idVendor=056a, idProduct=5044 Feb 18 23:03:40 yoga.localdomain kernel: usb 1-10: New USB device strings: Mfr=1, Product=2, SerialNumber=0 Feb 18 23:03:40 yoga.localdomain kernel: usb 1-10: Product: Pen and multitouch sensor Feb 18 23:03:40 yoga.localdomain kernel: usb 1-10: Manufacturer: Wacom Co.,Ltd. Feb 18 23:03:40 yoga.localdomain kernel: input: Wacom Co.,Ltd. Pen and multitouch sensor Finger as /devices/pci0000:00/0000:00:14.0/usb1/1-10/1-10:1.0/0003:056A:5044.0001/input/input9 Feb 18 23:03:40 yoga.localdomain kernel: wacom 0003:056A:5044.0001: hidraw0: USB HID v1.11 Device [Wacom Co.,Ltd. Pen and multitouch sensor] on usb-0000:00:14.0-10/input0 Feb 18 23:03:40 yoga.localdomain kernel: input: Wacom Co.,Ltd. Pen and multitouch sensor Pen as /devices/pci0000:00/0000:00:14.0/usb1/1-10/1-10:1.1/0003:056A:5044.0002/input/input11 Feb 18 23:03:40 yoga.localdomain kernel: wacom 0003:056A:5044.0002: hidraw1: USB HID v1.11 Mouse [Wacom Co.,Ltd. Pen and multitouch sensor] on usb-0000:00:14.0-10/input1 Feb 18 23:03:40 yoga.localdomain kernel: clocksource: Switched to clocksource tsc Feb 18 23:03:40 yoga.localdomain kernel: [drm:intel_dp_aux_ch [i915]] *ERROR* dp aux hw did not signal timeout (has irq: 1)! Feb 18 23:03:40 yoga.localdomain kernel: [drm:intel_dp_aux_ch [i915]] *ERROR* dp aux hw did not signal timeout (has irq: 1)! Feb 18 23:03:40 yoga.localdomain kernel: [drm:intel_dp_aux_ch [i915]] *ERROR* dp aux hw did not signal timeout (has irq: 1)! Feb 18 23:03:40 yoga.localdomain kernel: [drm:intel_dp_aux_ch [i915]] *ERROR* dp aux hw did not signal timeout (has irq: 1)! Feb 18 23:03:40 yoga.localdomain kernel: [drm:intel_dp_aux_ch [i915]] *ERROR* dp aux hw did not signal timeout (has irq: 1)! Feb 18 23:03:40 yoga.localdomain kernel: [drm:intel_dp_aux_ch [i915]] *ERROR* dp aux hw did not signal timeout (has irq: 1)! Feb 18 23:03:40 yoga.localdomain kernel: [drm:intel_dp_aux_ch [i915]] *ERROR* dp aux hw did not signal timeout (has irq: 1)! Feb 18 23:03:40 yoga.localdomain kernel: [drm:intel_dp_aux_ch [i915]] *ERROR* dp aux hw did not signal timeout (has irq: 1)! Feb 18 23:03:40 yoga.localdomain kernel: [drm:intel_dp_aux_ch [i915]] *ERROR* dp aux hw did not signal timeout (has irq: 1)! Feb 18 23:03:40 yoga.localdomain kernel: [drm:intel_dp_aux_ch [i915]] *ERROR* dp aux hw did not signal timeout (has irq: 1)! Feb 18 23:03:40 yoga.localdomain kernel: [drm:intel_dp_aux_ch [i915]] *ERROR* dp aux hw did not signal timeout (has irq: 1)! Feb 18 23:03:40 yoga.localdomain kernel: [drm:intel_dp_aux_ch [i915]] *ERROR* dp aux hw did not signal timeout (has irq: 1)! Feb 18 23:03:40 yoga.localdomain kernel: [drm:intel_dp_aux_ch [i915]] *ERROR* dp aux hw did not signal timeout (has irq: 1)! Feb 18 23:03:40 yoga.localdomain kernel: [drm:intel_dp_aux_ch [i915]] *ERROR* dp_aux_ch not done status 0xad40001f Feb 18 23:03:40 yoga.localdomain kernel: ------------[ cut here ]------------ Feb 18 23:03:40 yoga.localdomain kernel: WARNING: CPU: 0 PID: 98 at drivers/gpu/drm/i915/intel_dp.c:854 intel_dp_aux_ch+0x114/0x6a0 [i915]() Feb 18 23:03:40 yoga.localdomain kernel: dp_aux_ch not started status 0xad40001f Feb 18 23:03:40 yoga.localdomain kernel: Modules linked in: wacom 8021q garp stp llc mrp btrfs xor i915 i2c_algo_bit drm_kms_helper raid6_pq e1000e crc32c_intel drm serio_raw ptp pps_core video fjes Feb 18 23:03:40 yoga.localdomain kernel: CPU: 0 PID: 98 Comm: kworker/u16:2 Not tainted 4.3.5-300.fc23.x86_64 #1 Feb 18 23:03:40 yoga.localdomain kernel: Hardware name: LENOVO 20FD0021MC/20FD0021MC, BIOS N1GET54W (1.33 ) 01/20/2016 Full log attached
This bug cannot be reproduced on my pc anymore. I think it is ok to close it.