FYI, we noticed the below changes on https://github.com/0day-ci/linux Srinivas-Pandruvada/powercap-intel_rapl-PSys-support/20160319-021553 commit 897ce43d3cc5556155782f7d4b0c2a61db4f8e07 ("powercap: intel_rapl: PSys support") As below, the log "intel_rapl: invalid domain id 4" showed with your commit. [ 16.863544] intel_telemetry_core Init [ 16.864106] intel_telemetry: version 1.0.0 loaded [ 16.868478] Intel(R) PCI-E Non-Transparent Bridge Driver 2.0 [ 16.869470] Software Queue-Pair Transport over NTB, version 4 [ 16.870516] fake-fmc-carrier: mezzanine 0 [ 16.871133] Manufacturer: fake-vendor [ 16.871754] Product name: fake-design-for-testing [ 16.872642] fmc fake-design-for-testing-f001: Driver has no ID: matches all [ 16.886790] fmc_trivial: probe of fake-design-for-testing-f001 failed with error -95 [ 16.888022] fmc fake-design-for-testing-f001: Driver has no ID: matches all [ 16.889074] fmc_write_eeprom fake-design-for-testing-f001: fmc_write_eeprom: no busid passed, refusing all cards [ 16.890604] fmc fake-design-for-testing-f001: Driver has no ID: matches all [ 16.891965] fmc_chardev fake-design-for-testing-f001: Created misc device "fake-design-for-testing-f001" [ 16.934003] intel_rapl: invalid domain id 4 [ 16.934657] intel_rapl: no valid rapl domains found in package 0 [ 16.936516] microcode: CPU0 sig=0x206a1, pf=0x1, revision=0x1 [ 16.937546] microcode: Microcode Update Driver: v2.01 <tigran(a)aivazian.fsnet.co.uk&gt;, Peter Oruba FYI, raw QEMU command line is: qemu-system-x86_64 -enable-kvm -cpu SandyBridge -kernel /pkg/linux/x86_64-randconfig-s2-03190504/gcc-5/897ce43d3cc5556155782f7d4b0c2a61db4f8e07/vmlinuz-4.5.0-01727-g897ce43 -append 'root=/dev/ram0 user=lkp job=/lkp/scheduled/vm-kbuild-yocto-x86_64-34/bisect_boot-1-yocto-minimal-x86_64.cgz-x86_64-randconfig-s2-03190504-897ce43d3cc5556155782f7d4b0c2a61db4f8e07-20160319-42711-18o68i1-0.yaml ARCH=x86_64 kconfig=x86_64-randconfig-s2-03190504 branch=linux-devel/devel-hourly-2016031901 commit=897ce43d3cc5556155782f7d4b0c2a61db4f8e07 BOOT_IMAGE=/pkg/linux/x86_64-randconfig-s2-03190504/gcc-5/897ce43d3cc5556155782f7d4b0c2a61db4f8e07/vmlinuz-4.5.0-01727-g897ce43 max_uptime=600 RESULT_ROOT=/result/boot/1/vm-kbuild-yocto-x86_64/yocto-minimal-x86_64.cgz/x86_64-randconfig-s2-03190504/gcc-5/897ce43d3cc5556155782f7d4b0c2a61db4f8e07/1 LKP_SERVER=inn earlyprintk=ttyS0,115200 systemd.log_level=err debug apic=debug sysrq_always_enabled rcupdate.rcu_cpu_stall_timeout=100 panic=-1 softlockup_panic=1 nmi_watchdog=panic oops=panic load_ramdisk=2 prompt_ramdisk=0 console=ttyS0,115200 console=tty0 vga=normal rw ip=::::vm-kbuild-yocto-x86_64-34::dhcp drbd.minor_count=8' -initrd /fs/sda1/initrd-vm-kbuild-yocto-x86_64-34 -m 320 -smp 1 -device e1000,netdev=net0 -netdev user,id=net0 -boot order=nc -no-reboot -watchdog i6300esb -rtc base=localtime -drive file=/fs/sda1/disk0-vm-kbuild-yocto-x86_64-34,media=disk,if=virtio -pidfile /dev/shm/kboot/pid-vm-kbuild-yocto-x86_64-34 -serial file:/dev/shm/kboot/serial-vm-kbuild-yocto-x86_64-34 -daemonize -display none -monitor null Thanks, Xiaolong Ye.