Jack Wang wrote...
> Christoph Biedl <linux-kernel.bfrz@xxxxxxxxxxxxxxxxxx> 于2021年5月17日周一 下午1:52写道：
> >
> > Christoph Biedl wrote...
> >
> > > Thanks for taking care, unfortunately no improvement with 5.10.38-rc1 here.
> >
> > So in case this is related to the .config, I'm attaching it. Hardware is,
> > as said before, an old Thinkpad x200, vendor BIOS and no particular modifications.
> > After disabling all vga/video/fbcon parameters I see the system suffers
> > a kernel panic but unfortunately only the last 25 lines are visible.
> > Possibly (typos are mine)
> >
> > RIP: 0010:__domain_mapping+0xa7/0x3a0
> >
> > is a hint into the right direction?
> This looks intel_iommu related, can you try boot with
> "intel_iommu=off" in kernel parameter?
Gotcha. System boots up fine then.
Christoph
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