On Mon, May 17, 2021 at 02:45:01PM +0200, Jack Wang wrote: > Christoph Biedl <linux-kernel.bfrz@xxxxxxxxxxxxxxxxxx> 于2021年5月17日周一 下午2:25写道： > > > > 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 > So it's caused by this commit[1], and it should be fixed by latest > 5.10.38-rc1 https://git.kernel.org/pub/scm/linux/kernel/git/stable/linux-stable-rc.git/log/?h=linux-5.10.y > [1]https://lore.kernel.org/stable/20210515132855.4bn7ve2ozvdhpnj4@xxxxxxxxxxxxxxxxx/ Hopefully the "real" 5.10.38-rc1 release that is out now should fix this. If not, please let us know. thanks, greg k-h
