On (08/10/19 07:53), Thomas Gleixner wrote: > > Right now we have an implementation for serial only, but that already is > useful. I nicely got (minimaly garbled) crash dumps out of an NMI > handler. With the current mainline console code the machine just hung. >
Thomas, any chance you can post backtraces? Just curious where exactly current printk() and console_drivers() hung. -ss