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 v4.11 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/v4.11-rc8 ** Changed in: linux (Ubuntu) Importance: Undecided => High ** Tags added: kernel-da-key ** 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/1685613 Title: kernel Oops - BUG: unable to handle kernel NULL pointer dereference at 00000000000002e3; RIP [<ffffffff81031532>] show_stack_log_lvl+0x72/0x160 Status in linux package in Ubuntu: Incomplete Bug description: No problem to boot yesterday or previous days, but a kernel panic this afternoon. While rebooting, having a "kernel Oops" just after the boot. Following https://wiki.ubuntu.com/DebuggingKernelOops to report the bug but have no other clue to provide... ProblemType: Bug DistroRelease: Ubuntu 16.04 Package: linux-image-4.4.0-72-generic 4.4.0-72.93 ProcVersionSignature: Ubuntu 4.4.0-72.93-generic 4.4.49 Uname: Linux 4.4.0-72-generic x86_64 NonfreeKernelModules: nvidia_uvm nvidia ApportVersion: 2.20.1-0ubuntu2.5 Architecture: amd64 AudioDevicesInUse: USER PID ACCESS COMMAND /dev/snd/controlC1: julien 2843 F.... pulseaudio /dev/snd/controlC0: julien 2843 F.... pulseaudio CurrentDesktop: GNOME Date: Sun Apr 23 14:49:21 2017 HibernationDevice: RESUME=UUID=9538fd33-c1e1-4565-8418-b1c064fbb75a InstallationDate: Installed on 2016-05-14 (343 days ago) InstallationMedia: Ubuntu 16.04 LTS "Xenial Xerus" - Release amd64 (20160420.1) IwConfig: enp2s0 no wireless extensions. lo no wireless extensions. MachineType: Gigabyte Technology Co., Ltd. P55-UD6 ProcFB: ProcKernelCmdLine: BOOT_IMAGE=/boot/vmlinuz-4.4.0-72-generic root=UUID=8377aff6-556d-4821-b5d9-0851faec7c24 ro quiet splash RelatedPackageVersions: linux-restricted-modules-4.4.0-72-generic N/A linux-backports-modules-4.4.0-72-generic N/A linux-firmware 1.157.8 RfKill: SourcePackage: linux UpgradeStatus: No upgrade log present (probably fresh install) dmi.bios.date: 06/30/2010 dmi.bios.vendor: Award Software International, Inc. dmi.bios.version: F10 dmi.board.name: P55-UD6 dmi.board.vendor: Gigabyte Technology Co., Ltd. dmi.board.version: x.x dmi.chassis.type: 3 dmi.chassis.vendor: Gigabyte Technology Co., Ltd. dmi.modalias: dmi:bvnAwardSoftwareInternational,Inc.:bvrF10:bd06/30/2010:svnGigabyteTechnologyCo.,Ltd.:pnP55-UD6:pvr:rvnGigabyteTechnologyCo.,Ltd.:rnP55-UD6:rvrx.x:cvnGigabyteTechnologyCo.,Ltd.:ct3:cvr: dmi.product.name: P55-UD6 dmi.sys.vendor: Gigabyte Technology Co., Ltd. To manage notifications about this bug go to: https://bugs.launchpad.net/ubuntu/+source/linux/+bug/1685613/+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
