Le lundi 2 juillet 2018, 01:06:10 CEST Carl Fink a écrit : > So, on a Testing system, linux-image-4.16.0-2-amd64 came up in the apt > > queue. I installed it and rebooted. > My system froze on reboot. Scrolled through the boot messages on the > console, up to X starting, then this (warning, long excerpt from syslog): > ... > Jul 1 18:50:09 debian-nitpicking kernel: [ 7.399065] usercopy: Kernel > memory exposure attempt detected from SLUB object 'nvidia_stack_cache' > (offset 11440, size 3)! > ... You need to update "/etc/default/grub" and add parameter to boot with. In this file, you need to edit the line starting with GRUB_CMDLINE_LINUX and append option: "slab_common.usercopy_fallback=y". This workaround was suggested by nvidia maintainer. Don't forget to run "update-grub" after.
nvidia-graphics-drivers (390.67-1) unstable; urgency=medium
For using the NVIDIA driver on Linux 4.16.16-1 or newer, the following
kernel boot option may be needed as a workaround for #901919:
slab_common.usercopy_fallback=y
See https://bugs.debian.org/901919 for details.
-- Andreas Beckmann <a...@debian.org> Thu, 28 Jun 2018 12:32:19 +0200
This workaround works fine for me. Currently, I'm using nvidia-driver
(390.67-1) and Linux (4.16.0-2-amd64).
Guillaume Clercin
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