hpet.o in drivers/char is needed, but not compiled. CONFIG_HPET_TIMER is always set to y, but the Makefile in drivers/char adds hpet.o dependend on the symbol CONFIG_HPET, which does not exist. I changed CONFIG_HPET in CONFIG_HPET_TIMER in drivers/char/Makefile and all went well. Reproducible: Always Steps to Reproduce: 1. 2. 3.
*** This bug has been marked as a duplicate of 63360 ***