<html> <head> <base href="https://bugs.freedesktop.org/"> </head> <body> <div> <a class="bz_bug_link bz_status_NEEDINFO " title="NEEDINFO - [KBL] Suspend to disk does work after several iterations" href="https://bugs.freedesktop.org/show_bug.cgi?id=95166#c7">Comment # 7</a> on <a class="bz_bug_link bz_status_NEEDINFO " title="NEEDINFO - [KBL] Suspend to disk does work after several iterations" href="https://bugs.freedesktop.org/show_bug.cgi?id=95166">bug 95166</a> from <a class="email" href="mailto:christophe.prigent@intel.com" title="cprigent <christophe.prigent@intel.com>"> cprigent</a> <pre>Created <a href="attachment.cgi?id=125980" name="attach_125980" title="kblu_4.8-rc2_reboot-when-resuming from-s4_kern.log">attachment 125980</a> <a href="attachment.cgi?id=125980&action=edit" title="kblu_4.8-rc2_reboot-when-resuming from-s4_kern.log">[details]</a> kblu_4.8-rc2_reboot-when-resuming from-s4_kern.log I reproduced the reboot instead of resuming from S4 after 23 iterations. Last successful S4: [ 1568.563040] PM: restore of devices complete after 1737.328 msecs Main errors: [ 1434.641124] Bluetooth: hci0: Failed to load Intel firmware file (-11) [ 1434.641388] Bluetooth: hci0: Reading Intel version information failed (-4) [ 1435.348562] [drm:intel_cpu_fifo_underrun_irq_handler] *ERROR* CPU pipe B FIFO underrun [ 1500.179487] Bluetooth: hci0: Failed to load Intel firmware file (-11) [ 1500.180195] Bluetooth: hci0: Reading Intel version information failed (-4) [ 1500.884606] [drm:intel_cpu_fifo_underrun_irq_handler] *ERROR* CPU pipe B FIFO underrun [ 1565.717729] Bluetooth: hci0: Failed to load Intel firmware file (-11) [ 1565.722352] Bluetooth: hci0: Reading Intel version information failed (-4) [ 1566.426511] [drm:intel_cpu_fifo_underrun_irq_handler] *ERROR* CPU pipe B FIFO underrun Platform: KABY LAKE-U Processor : Genuine Intel(R) CPU 0000 @ 1.80GHz (cpu family: 6, model: 142, stepping: 9) MCP : KBL-U J0 2+3e QDF : QL9J PCH: PCH-LP C1 CRB : KABY LAKE U DDR3L RVP7 Rework: O-16 Software BIOS: 45.1 3KBLSE2R1.R00.X045.P01.1606291634 from <a href="https://ubit-artifactory-ba.intel.com/artifactory/owr-repos/Submissions/ifwi/KBL_ORANGE_IFWI_2016_WW27_3_03_SR'17/">https://ubit-artifactory-ba.intel.com/artifactory/owr-repos/Submissions/ifwi/KBL_ORANGE_IFWI_2016_WW27_3_03_SR'17/</a> ME FW: 11.6.0.1065 EC FW: 1.24 KSC: 1.24 Linux distribution: Ubuntu 16.04 64 bits Kernel: 4.8.0-rc2 f53a8d1 from <a href="http://cgit.freedesktop.org/drm-intel/">http://cgit.freedesktop.org/drm-intel/</a> commit f53a8d1853e8a97ad4a6308ffa8a2011fbd80467 Author: Chris Wilson <<a href="mailto:chris@chris-wilson.co.uk">chris@chris-wilson.co.uk</a>> Date: Fri Aug 19 17:24:52 2016 +0100 drm-intel-nightly: 2016y-08m-19d-16h-24m-21s UTC integration manifest libdrm-2.4.70-2 b214b05 from git://anongit.freedesktop.org/mesa/drm mesa: mesa-11.2.2 3a9f628from git://anongit.freedesktop.org/mesa/mesa cairo 1.15.2 db8a7f1 from git://anongit.freedesktop.org/cairo xorg-server-1.18.0- 532 6e5bec2 from git://git.freedesktop.org/git/xorg/xserver xf86-video-intel 2.99.697 12c14de from git://git.freedesktop.org/git/xorg/driver/xf86-video-intel libva-1.7.0-45 b27feb9 from git://git.freedesktop.org/git/vaapi/libva vaapi-intel-driver: 1.7.0-89 b53fad9 from git://git.freedesktop.org/git/vaapi/intel-driver Intel-Gpu-Tools 1.15 a147ef2 from <a href="http://anongit.freedesktop.org/git/xorg/app/intel-gpu-tools.git">http://anongit.freedesktop.org/git/xorg/app/intel-gpu-tools.git</a></pre> </div> <hr> You are receiving this mail because: <ul> <li>You are on the CC list for the bug.</li> <li>You are the QA Contact for the bug.</li> </ul> </body> </html>