The error occured twice in the last 24 hours: $ cat /var/log/kern.log | grep -i flip
Mar 2 23:13:04 superstreamer kernel: [ 3283.556389] WARNING: CPU: 0 PID: 0 at /home/kernel/COD/linux/drivers/gpu/drm/i915/intel_display.c:9698 intel_check_page_flip+0xe6/0xf0 [i915]() Mar 2 23:13:04 superstreamer kernel: [ 3283.556395] Kicking stuck page flip: queued at 165209, now 165214 Mar 2 23:13:04 superstreamer kernel: [ 3283.556712] [<ffffffffc0483086>] intel_check_page_flip+0xe6/0xf0 [i915] Mar 3 07:09:54 superstreamer kernel: [ 563.598385] WARNING: CPU: 0 PID: 0 at /home/kernel/COD/linux/drivers/gpu/drm/i915/intel_display.c:9698 intel_check_page_flip+0xe6/0xf0 [i915]() Mar 3 07:09:54 superstreamer kernel: [ 563.598389] Kicking stuck page flip: queued at 33178, now 33183 Mar 3 07:09:54 superstreamer kernel: [ 563.598593] [<ffffffffc05f0086>] intel_check_page_flip+0xe6/0xf0 [i915] I checked if there is correlation with logging about "Lid": $ dmesg -T | grep -i Lid [di mrt 3 07:00:31 2015] Ignoring BGRT: invalid status 0 (expected 1) [di mrt 3 07:00:37 2015] \_SB_.PCI0:_OSC invalid UUID [di mrt 3 07:00:37 2015] input: Lid Switch as /devices/LNXSYSTM:00/LNXSYBUS:00/PNP0C0D:00/input/input0 [di mrt 3 07:00:37 2015] ACPI: Lid Switch [LID0] [di mrt 3 07:00:44 2015] systemd-logind[1250]: Watching system buttons on /dev/input/event0 (Lid Switch) [di mrt 3 07:33:11 2015] systemd-logind[1250]: Lid closed. [di mrt 3 07:33:18 2015] systemd-logind[1250]: Lid opened. [di mrt 3 07:43:43 2015] wlan0: deauthenticating from 00:14:7f:b2:ad:fd by local choice (Reason: 2=PREV_AUTH_NOT_VALID) [di mrt 3 07:45:25 2015] systemd-logind[1250]: Lid closed. [di mrt 3 07:45:32 2015] systemd-logind[1250]: Lid opened. I see no correlation, but I do some strange things: "Lid closed." and "Lid opened." in that order immediately after each other (within 0.1 second). That looks untrue as I don't do that. I really opened the Lid this morning around 07:00, but it is not in dmesg. Weird. -- You received this bug notification because you are a member of Ubuntu Bugs, which is subscribed to Ubuntu. https://bugs.launchpad.net/bugs/1420290 Title: WARNING: CPU: 0 PID: 2517 at /home/kernel/COD/linux/drivers/gpu/drm/i915/intel_display.c:9713 intel_check_page_flip+0xe6/0xf0 [i915]() To manage notifications about this bug go to: https://bugs.launchpad.net/ubuntu/+source/linux/+bug/1420290/+subscriptions -- ubuntu-bugs mailing list [email protected] https://lists.ubuntu.com/mailman/listinfo/ubuntu-bugs
