Kai-Heng > On 13 Nov 2017, at 10:23 AM, Aaron Peromsik <1726...@bugs.launchpad.net> > wrote: > > But that bisection may be leading toward a dead end or at least a moot > point. The behavior which I am calling "bad" there is different from > what I am currently seeing in later RCs and in 4.14.0. > > In, for example, my last "bad" commit 126f760ca94, upon suspend the > machine does actually suspend but can't wake. > > In 4.14rc6, 4.14rc8, and 4.14, now upon suspend I am seeing the display > power off and everything spins down but only for a moment -- then it > immediately resumes. wifi and graphics seem to work OK at that point. > The main remaining problem is just failure to remain suspended.
Can you attach `cat /sys/kernel/debug/wakeup_sources` after the immediate resume? > > That is true at least upon first suspend. In one of those builds I did > see a case where a second suspend would spin down, try to spin up, but > although the display backlight did come back on the machine remained > unresponsive. > > I am not sure why the later RCs and in particular rc6 switched to this > new failure mode. In my earlier notes it's clear that they used to be > failing more like the way 126f760ca94 still behaves. > > -- > You received this bug notification because you are subscribed to linux > in Ubuntu. > https://bugs.launchpad.net/bugs/1726061 > > Title: > Inspiron 5565 suspend issues after 17.10 upgrade > > Status in linux package in Ubuntu: > Confirmed > > Bug description: > On my Inspiron 5565, 17.10 seems to work fairly well, unless I try to > suspend. Suspend shuts off the display but doesn't seem to actually > shut off the CPU -- fans still run. When I move the mouse the display > comes back on but upon entering my password sometimes the session > crashes and I am dumped back to the login screen; sometimes the > session is still there but wifi is either disabled (all wifi-related > menu items gone) or visible (with question mark) but non-functional. > In any case once I have suspended I cannot shut down or reboot any way > other than the hard way, by holding the power button for several > seconds. Doesn't seem to matter whether I am using X or Wayland. > > Suspend works mostly fine if I choose the 4.10 kernel from GRUB... > although I am prompted for login more times than necessary on resume. > > ProblemType: Bug > DistroRelease: Ubuntu 17.10 > Package: linux-image-4.13.0-16-generic 4.13.0-16.19 > ProcVersionSignature: Ubuntu 4.10.0-37.41-generic 4.10.17 > Uname: Linux 4.10.0-37-generic x86_64 > ApportVersion: 2.20.7-0ubuntu3 > Architecture: amd64 > AudioDevicesInUse: > USER PID ACCESS COMMAND > /dev/snd/controlC0: aaron 2489 F.... pulseaudio > /dev/snd/controlC1: aaron 2489 F.... pulseaudio > CurrentDesktop: ubuntu:GNOME > Date: Sun Oct 22 12:22:13 2017 > HibernationDevice: RESUME=UUID=3cc55560-1886-446c-8d60-15136ee14d32 > InstallationDate: Installed on 2016-12-25 (301 days ago) > InstallationMedia: Ubuntu 16.10 "Yakkety Yak" - Release amd64 (20161012.2) > MachineType: Dell Inc. Inspiron 5565 > ProcFB: 0 amdgpudrmfb > ProcKernelCmdLine: BOOT_IMAGE=/boot/vmlinuz-4.10.0-37-generic.efi.signed > root=UUID=c30eb880-24e4-41af-9203-feff0ab69c8c ro quiet splash vt.handoff=7 > RelatedPackageVersions: > linux-restricted-modules-4.10.0-37-generic N/A > linux-backports-modules-4.10.0-37-generic N/A > linux-firmware 1.169 > SourcePackage: linux > UpgradeStatus: Upgraded to artful on 2017-10-22 (0 days ago) > dmi.bios.date: 07/20/2016 > dmi.bios.vendor: Dell Inc. > dmi.bios.version: 1.0.2 > dmi.board.name: 0RVKF9 > dmi.board.vendor: Dell Inc. > dmi.board.version: A00 > dmi.chassis.type: 10 > dmi.chassis.vendor: Dell Inc. > dmi.chassis.version: 1.0.2 > dmi.modalias: > dmi:bvnDellInc.:bvr1.0.2:bd07/20/2016:svnDellInc.:pnInspiron5565:pvr1.0.2:rvnDellInc.:rn0RVKF9:rvrA00:cvnDellInc.:ct10:cvr1.0.2: > dmi.product.name: Inspiron 5565 > dmi.product.version: 1.0.2 > dmi.sys.vendor: Dell Inc. > > To manage notifications about this bug go to: > https://bugs.launchpad.net/ubuntu/+source/linux/+bug/1726061/+subscriptions -- You received this bug notification because you are a member of Ubuntu Bugs, which is subscribed to Ubuntu. https://bugs.launchpad.net/bugs/1726061 Title: Inspiron 5565 suspend issues after 17.10 upgrade To manage notifications about this bug go to: https://bugs.launchpad.net/ubuntu/+source/linux/+bug/1726061/+subscriptions -- ubuntu-bugs mailing list ubuntu-bugs@lists.ubuntu.com https://lists.ubuntu.com/mailman/listinfo/ubuntu-bugs
