(In reply to Petr Tesa������������k from comment #0) > Created attachment 849559 [details] > dmesg after lockup > > I've just experienced a kernel stall on my Lenovo Thinkpad X270, attached. > > At this point I have no idea how to proceed, and no, I cannot reproduce the > hang at will. The information is very limited. I understand there is no more stack trace, and I can only guess what happened. I see one fix is about using an encrypted swap device, do you encrypt the swap partition ? Thanks. Coly Li