[vbox-dev] New virtualbox vboxvideo mainline kernel broken in Ubuntu

Michael Thayer michael.thayer at oracle.com
Thu Oct 12 13:50:13 UTC 2017


12.10.2017 15:41, Michael Thayer wrote:
[Discussion of debugging operating systems in virtual machines.]>
Actually there is another handy trick there (can't remember now if
> it works in non-debug builds of VirtualBox) - the machine debugger,
> which can detect the dmesg ring buffer in Linux guests without
> address-space randomisation, which often means that you can take a look
> at it on a hung guest.
No, it is available in all builds.

Michael Thayer | VirtualBox engineer
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