On 12/4/18 11:03 PM, Nicolas Kovacs wrote: > I could manage to switch to another virtual console, and I have the > following kernel log messages: > WARNING: kernel:perf: interrupt took too long Can you run "dmesg" and find out if there's any more info? Often there will be a kernel stack trace that provides hints as to which module was handling the interrupt, and therefore which device or driver is at fault.