Public bug reported:
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.
** Affects: linux (Ubuntu)
Importance: Undecided
Status: New
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https://bugs.launchpad.net/bugs/1650899
Title:
ubuntu-bug linux - BUG: unable to handle kernel NULL pointer
dereference at 0000000000000248
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