Particularly, it's the symlink in /sys/devices/system/cpu/cpu1/cpurfreq that is normally pointing to ../../../../devices/system/cpu/cpu0/cpufreq that dissappears.
Particularly, it's the symlink in /sys/devices/ system/ cpu/cpu1/ cpurfreq that is normally pointing to ../../. ./../devices/ system/ cpu/cpu0/ cpufreq that dissappears.