Re: Bug#1135235: linux-image-6.19.13+deb14-amd64: Reoccuring host crash "Invalid SPTE change" with gaming win kvm/qemu guest and device passthrough

[Paolo Bonzini]

On Sun, May 17, 2026 at 3:24 PM Salvatore Bonaccorso <carnil@xxxxxxxxxx> wrote:
>
> Control: forwwarded -1 https://lore.kernel.org/all/177902420697.2035014.8796825668567298024@xxxxxxxxxxx
>
> Hi
>
> Maximilian Senftleben reported the following in Debian (cf.
> https://bugs.debian.org/1135235), it should be noted while Maximilian
> uses the looking-glass application (which is acompanied with dkms
> modules, they are not loaded and do not tain the kernel). Do you have
> an idea how to debug this?

Hi Maximilian,

do you have any idea when this started occurring? Can you try an
earlier 6.19.x kernel?

Thanks,

Paolo