apport information ** Attachment added: "PulseList.txt" https://bugs.launchpad.net/bugs/1650899/+attachment/4793906/+files/PulseList.txt
-- 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/1650899 Title: ubuntu-bug linux - BUG: unable to handle kernel NULL pointer dereference at 0000000000000248 Status in linux package in Ubuntu: Incomplete Bug description: Hi all, I have a bugreport on Linux. After I logout als a adminstrator in Linux Mint v18.1 my system crashed with a bug listing on screen. This also happened a second time when I tried to switch to another user account. BUG: unable to handle kernel NULL pointer dereference at 0000000000000248 IP: [<fff...>] amdgpu_vm_grab_id+0x122/0x310 [amdgpu] PDG 0 Oops 0000 [#1] SMP Modules linked in: {long list ...} CPU: 1 PID: 182 Comm gfx Tainted: G W 4.4.0-31-generic #50 Ubuntu Hardware name: Dell Inc. Inspiron 5567/05VRRG, BIOS 1.0.2 09/09/2016 ... Call Trace: [<fff...>] amdgpu_ib_schedule+0x90/0x390 [amdgpu] {and a lot more...} ... The machine I bought is a: Dell Inspiron 5000 series 5567 CPU - 7e generatie Intel® Core™ i7–7500U processor (4 MB cache, 2,70 GHz) OS - Windows 10 Home (64-bits) {replaced it with Linux Mint 18.1 "Serena", based on Ubuntu 16.04} RAM - 8 GB Single Channel DDR4 2.400 MHz, tot 16 GB HDD - 256 GB Solid State-harde schijf Graphics - AMD Radeon™ R7 M445 Graphics 4G GDDR5 Installed Linux Mint 18.1 in Legacy mode & with Secure Boot disabled. Can someone help me out? If you need some additional information which helps to solve the problem, please let me know. --- ApportVersion: 2.20.1-0ubuntu2.4 Architecture: amd64 AudioDevicesInUse: USER PID ACCESS COMMAND /dev/snd/controlC0: zeno 2432 F.... pulseaudio CurrentDesktop: X-Cinnamon DistroRelease: Linux 18.1 EcryptfsInUse: Yes HibernationDevice: RESUME=UUID=9421e732-bc17-474a-b35d-2973cf4a6043 InstallationDate: Installed on 2016-12-15 (3 days ago) InstallationMedia: Linux Mint 18.1 "Serena" - Release amd64 20161128 MachineType: Dell Inc. Inspiron 5567 Package: linux (not installed) ProcFB: 0 inteldrmfb ProcKernelCmdLine: BOOT_IMAGE=/vmlinuz-4.4.0-53-generic root=/dev/mapper/mint--vg-root ro quiet splash vt.handoff=7 ProcVersionSignature: Ubuntu 4.4.0-53.74-generic 4.4.30 RelatedPackageVersions: linux-restricted-modules-4.4.0-53-generic N/A linux-backports-modules-4.4.0-53-generic N/A linux-firmware 1.157.5 Tags: serena Uname: Linux 4.4.0-53-generic x86_64 UpgradeStatus: No upgrade log present (probably fresh install) UserGroups: adm cdrom dip lpadmin plugdev sambashare sudo users _MarkForUpload: True dmi.bios.date: 09/09/2016 dmi.bios.vendor: Dell Inc. dmi.bios.version: 1.0.2 dmi.board.name: 05VRRG dmi.board.vendor: Dell Inc. dmi.board.version: A00 dmi.chassis.type: 9 dmi.chassis.vendor: Dell Inc. dmi.modalias: dmi:bvnDellInc.:bvr1.0.2:bd09/09/2016:svnDellInc.:pnInspiron5567:pvr:rvnDellInc.:rn05VRRG:rvrA00:cvnDellInc.:ct9:cvr: dmi.product.name: Inspiron 5567 dmi.sys.vendor: Dell Inc. To manage notifications about this bug go to: https://bugs.launchpad.net/ubuntu/+source/linux/+bug/1650899/+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