PartialVolume

Can you also post the output of `lsmod | grep hcd; lspci -nnk | grep "USB controller" -A2` For this command it doesn't matter whether you have anything plugged in...

From above it looks like the v2 USB driver is loaded and possibly the xhci_pci drivers for V3 USB. I'm assuming at least one USB port on this system has...

Here's how to do that in more detail. ``` dmesg > dmesg.txt fdisk -l (to see what drive and partition your USB stick is, in the example I'm assuming /dev/sdb1...

With reference to your bios settings specifically XHCI handoff, EHCI handoff and IOMMU (if they exist) you may find this thread useful https://unix.stackexchange.com/questions/72625/why-is-usb-not-working-in-linux-when-it-works-in-uefi-bios It may or may not apply for...

From dmesg it looks like an issue with xhci_hcd. ``` [ 2.231808] xhci_hcd 0000:00:14.0: can't derive routing for PCI INT A [ 2.231810] xhci_hcd 0000:00:14.0: PCI INT A: no GSI...

That looks good, however I gave you the wrong command, I just realised this is an Intel machine so the command should be `intel_iommu=off` and not `amd_iommu=off` making sure you...

One other thing, can you download [memtest86](https://www.memtest86.com/download.htm) or run it from ubuntu live if it appears on the initial boot screen and run a over night test on the memory....

>May I know what exactly you searched for when looking up the issue with Lenovo laptops? Maybe I can find an answer somewhere hidden deep on the internet or maybe...

I think the next step is probably me building ShredOS with the USB host controller as a separate module. This will allow us to load and unload the module and...

No problem. I was just looking at the recent commits to this driver in the Linux kernel. Quite a few in 2022 so maybe I need to look at whether...