Did this issue start happening after an update/upgrade? Was there a prior kernel version where you were not having this particular problem?
Would it be possible for you to test the latest upstream kernel? Refer to https://wiki.ubuntu.com/KernelMainlineBuilds . Please test the latest v4.5 kernel[0]. If this bug is fixed in the mainline kernel, please add the following tag 'kernel-fixed-upstream'. If the mainline kernel does not fix this bug, please add the tag: 'kernel-bug-exists-upstream'. Once testing of the upstream kernel is complete, please mark this bug as "Confirmed". Thanks in advance. [0] http://kernel.ubuntu.com/~kernel-ppa/mainline/v4.5-wily/ ** Changed in: linux (Ubuntu) Importance: Undecided => Medium ** Changed in: linux (Ubuntu) Status: Confirmed => Incomplete -- You received this bug notification because you are a member of Kernel Packages, which is subscribed to linux in Ubuntu. https://bugs.launchpad.net/bugs/1560224 Title: [Dell Inc. Inspiron 3537] suspend/resume failure Status in linux package in Ubuntu: Incomplete Bug description: ... ProblemType: KernelOops DistroRelease: Ubuntu 16.04 Package: linux-image-4.4.0-14-generic 4.4.0-14.30 ProcVersionSignature: Ubuntu 4.4.0-14.30-generic 4.4.5 Uname: Linux 4.4.0-14-generic x86_64 Annotation: This occurred during a previous suspend, and prevented the system from resuming properly. ApportVersion: 2.20-0ubuntu3 Architecture: amd64 AudioDevicesInUse: USER PID ACCESS COMMAND /dev/snd/controlC1: cefre00 1872 F.... pulseaudio /dev/snd/controlC0: cefre00 1872 F.... pulseaudio Date: Sat Mar 19 20:50:59 2016 DuplicateSignature: suspend/resume:Dell Inc. Inspiron 3537:A06 ExecutablePath: /usr/share/apport/apportcheckresume Failure: suspend/resume HibernationDevice: RESUME=UUID=8cfcecee-87f7-4cf4-bd92-79464cdd3733 InstallationDate: Installed on 2016-02-18 (32 days ago) InstallationMedia: Ubuntu 15.10 "Wily Werewolf" - Release amd64 (20151021) InterpreterPath: /usr/bin/python3.5 MachineType: Dell Inc. Inspiron 3537 ProcCmdline: /usr/bin/python3 /usr/share/apport/apportcheckresume ProcFB: 0 inteldrmfb ProcKernelCmdLine: BOOT_IMAGE=/boot/vmlinuz-4.4.0-14-generic root=UUID=1c08c9f9-54ca-416e-b4ed-8fcf5e13fe85 ro quiet splash vt.handoff=7 PulseList: Error: command ['pacmd', 'list'] failed with exit code 1: No PulseAudio daemon running, or not running as session daemon. RelatedPackageVersions: linux-restricted-modules-4.4.0-14-generic N/A linux-backports-modules-4.4.0-14-generic N/A linux-firmware 1.156 SourcePackage: linux Title: [Dell Inc. Inspiron 3537] suspend/resume failure UpgradeStatus: Upgraded to xenial on 2016-03-19 (2 days ago) UserGroups: dmi.bios.date: 09/27/2013 dmi.bios.vendor: Dell Inc. dmi.bios.version: A06 dmi.board.name: 0PHTY0 dmi.board.vendor: Dell Inc. dmi.board.version: A00 dmi.chassis.type: 8 dmi.chassis.vendor: Dell Inc. dmi.chassis.version: A06 dmi.modalias: dmi:bvnDellInc.:bvrA06:bd09/27/2013:svnDellInc.:pnInspiron3537:pvrA06:rvnDellInc.:rn0PHTY0:rvrA00:cvnDellInc.:ct8:cvrA06: dmi.product.name: Inspiron 3537 dmi.product.version: A06 dmi.sys.vendor: Dell Inc. To manage notifications about this bug go to: https://bugs.launchpad.net/ubuntu/+source/linux/+bug/1560224/+subscriptions -- Mailing list: https://launchpad.net/~kernel-packages Post to : kernel-packages@lists.launchpad.net Unsubscribe : https://launchpad.net/~kernel-packages More help : https://help.launchpad.net/ListHelp