FM / kexec

/sys/kernel/kexec

Name	Size	Mode	Actions
crash_cma_ranges	4096	0444	edit dl rm
crash_elfcorehdr_size	4096	0444	edit dl rm
crash_loaded	4096	0444	edit dl rm
crash_size	4096	0644	edit dl rm
loaded	4096	0444	edit dl rm

Edit: /sys/kernel/kexec/crash_loaded (4096B)

cmd: