From: kernel test robot <yi1.lai@intel.com>
To: Jackie Liu <liu.yun@linux.dev>
Cc: oe-lkp@lists.linux.dev, lkp@intel.com,
linux-kernel@vger.kernel.org, linux-pm@vger.kernel.org,
ltp@lists.linux.it, tglx@kernel.org, mingo@redhat.com,
bp@alien8.de, dave.hansen@linux.intel.com, x86@kernel.org,
yi1.lai@intel.com
Subject: Re: [PATCH] cpufreq: Avoid fallback values in cpuinfo_avg_freq
Date: Thu, 22 Oct 2026 19:50:00 +0800 [thread overview]
Message-ID: <202610221936.40b4334f-lkp@intel.com> (raw)
In-Reply-To: <20261019065358.66115-1-liu.yun@linux.dev>
Hello,
kernel test robot noticed "ltp.runpwtests03.fail" on:
commit: e5f9d99762e285664eea5ecbab004c8444930f22 ("[PATCH] cpufreq: Avoid fallback values in cpuinfo_avg_freq")
url: https://github.com/intel-lab-lkp/linux/commits/Jackie-Liu/cpufreq-Avoid-fallback-values-in-cpuinfo_avg_freq/20261019-145358
base: https://git.kernel.org/cgit/linux/kernel/git/rafael/linux-pm.git linux-next patch link: https://lore.kernel.org/all/20261019065358.66115-1-liu.yun@linux.dev/
patch subject: [PATCH] cpufreq: Avoid fallback values in cpuinfo_avg_freq
in testcase: ltp
version: ltp-x86_64-1255a3be5-1_20261017 with following parameters:
test: power_management_tests
config: x86_64-rhel-9.4-ltp
compiler: gcc-14
test machine: 8 threads 1 sockets Intel(R) Core(TM) i7-4790T CPU @ 2.70GHz (Haswell) with 16G memory
(please refer to attached dmesg/kmsg for entire log/backtrace)
If you fix the issue in a separate patch/commit (i.e. not just a new version of the same patch/commit), kindly add following tags
| Reported-by: kernel test robot <yi1.lai@intel.com>
| Closes: https://lore.kernel.org/oe-lkp/202610221936.40b4334f-lkp@intel.com
PATH=/lkp/benchmarks/ltp:/usr/local/sbin:/usr/local/bin:/usr/sbin:/usr/bin:/lkp/lkp/src/bin
2026-10-21 16:24:03 cd /lkp/benchmarks/ltp
2026-10-21 16:24:03 export LTP_RUNTIME_MUL=2
2026-10-21 16:24:03 export LTPROOT=/lkp/benchmarks/ltp
2026-10-21 16:24:03 kirk -f power_management_tests Host information
Hostname: lkp-hsw-d05
Python: 3.13.5 (main, Jun 13 2026, 14:18:01) [GCC 14.2.0]
Directory: /tmp/kirk.root/tmp_2s1ns12
Connecting to SUT: default
Suite: power_management_tests
─────────────────────────────
[1;37mcpufreq_intel: [0m [1;32mpass [0m | [1;33mtainted [0m (0.282s)
[1;37mrfim01: [0m [1;36mskip [0m | [1;33mtainted [0m (0.017s)
[1;37mhigh_freq_hwp_cap_cppc: [0m [1;36mskip [0m | [1;33mtainted [0m (0.015s)
[1;37mrunpwtests03: [0m [1;31mfail [0m | [1;33mtainted [0m (0.532s)
[1;37mrunpwtests04: [0m [1;32mpass [0m | [1;33mtainted [0m (0.011s)
[1;37mrunpwtests06: [0m [1;32mpass [0m | [1;33mtainted [0m (0.048s)
Execution time: 1.103s
Disconnecting from SUT: default
Target information
──────────────────
Kernel: Linux 7.3.0-rc7+ #1 SMP PREEMPT_DYNAMIC Thu Oct 22 00:04:36 CST 2026
Cmdline: ip=::::lkp-hsw-d05::dhcp
root=/dev/ram0
RESULT_ROOT=/result/ltp/power_management_tests/lkp-hsw-d05/debian-13-x86_64-20250902.cgz/x86_64-rhel-9.4-ltp/gcc-14/e5f9d99762e285664eea5ecbab004c8444930f22/0
BOOT_IMAGE=/pkg/linux/x86_64-rhel-9.4-ltp/gcc-14/e5f9d99762e285664eea5ecbab004c8444930f22/vmlinuz-7.3.0-rc7+
branch=internal-devel/devel-hourly-20261020-060911
job=/lkp/jobs/scheduled/lkp-hsw-d05/ltp-power_management_tests-debian-13-x86_64-20250902.cgz-e5f9d99762e2-20261022-15031-ddtgwr-1.yaml
user=lkp
ARCH=x86_64
kconfig=x86_64-rhel-9.4-ltp
commit=e5f9d99762e285664eea5ecbab004c8444930f22
intremap=posted_msi
max_uptime=7200
LKP_SERVER=internal-lkp-server
nokaslr
selinux=0
debug
apic=debug
sysrq_always_enabled
rcupdate.rcu_cpu_stall_timeout=100
net.ifnames=0
printk.devkmsg=on
panic=-1
softlockup_panic=1
nmi_watchdog=panic
oops=panic
load_ramdisk=2
prompt_ramdisk=0
drbd.minor_count=8
systemd.log_level=err
ignore_loglevel
console=tty0
earlyprintk=ttyS0,115200
console=ttyS0,115200
vga=normal
rw
keep_initrds=/osimage/pkg/debian-13-x86_64-20250902.cgz/ltp-x86_64-1255a3be5-1_20261017.cgz
Machine: unknown
Arch: x86_64
RAM: 14035028 kB
Swap: 0 kB
Distro: debian 13
────────────────────────
TEST SUMMARY
────────────────────────
Suite: power_management_tests
Runtime: 0.905s
Runs: 6
Results:
Passed: 194
Failed: 1
Broken: 0
Skipped: 2
Warnings: 0
[1;31mFailures: [0m
• runpwtests03
Session stopped
LTP test details
----------------
runpwtests03: Power_Management03 1 TFAIL: CPUFREQ sysfs tests
The kernel config and materials to reproduce are available at:
https://download.01.org/0day-ci/archive/20261022/202610221936.40b4334f-lkp@intel.com
--
0-DAY CI Kernel Test Service
https://github.com/intel/lkp-tests/wiki
parent reply other threads:[~2026-10-22 11:50 UTC|newest]
Thread overview: expand[flat|nested] mbox.gz Atom feed
[parent not found: <20261019065358.66115-1-liu.yun@linux.dev>]
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