From mboxrd@z Thu Jan 1 00:00:00 1970 Return-Path: X-Spam-Checker-Version: SpamAssassin 3.4.0 (2014-02-07) on aws-us-west-2-korg-lkml-1.web.codeaurora.org Received: from mails.dpdk.org (mails.dpdk.org [217.70.189.124]) by smtp.lore.kernel.org (Postfix) with ESMTP id C2B1ECD98DA for ; Mon, 15 Jun 2026 09:25:23 +0000 (UTC) Received: from mails.dpdk.org (localhost [127.0.0.1]) by mails.dpdk.org (Postfix) with ESMTP id 93ADC436E2; Mon, 15 Jun 2026 11:25:22 +0200 (CEST) Received: from inbox.dpdk.org (inbox.dpdk.org [95.142.172.178]) by mails.dpdk.org (Postfix) with ESMTP id B4D5C436DF for ; Mon, 15 Jun 2026 11:25:21 +0200 (CEST) Received: by inbox.dpdk.org (Postfix, from userid 33) id 9FBA04B69A; Mon, 15 Jun 2026 11:25:21 +0200 (CEST) From: bugzilla@dpdk.org To: dev@dpdk.org Subject: [DPDK/core Bug 1955] [dpdk26.07-rc1] power_intel_uncore: start dpdk-l3fwd-power failed on Ubuntu26.04 Date: Mon, 15 Jun 2026 09:25:21 +0000 X-Bugzilla-Reason: AssignedTo X-Bugzilla-Type: new X-Bugzilla-Watch-Reason: None X-Bugzilla-Product: DPDK X-Bugzilla-Component: core X-Bugzilla-Version: 26.07 X-Bugzilla-Keywords: X-Bugzilla-Severity: normal X-Bugzilla-Who: daxuex.gao@intel.com X-Bugzilla-Status: UNCONFIRMED X-Bugzilla-Resolution: X-Bugzilla-Priority: Normal X-Bugzilla-Assigned-To: dev@dpdk.org X-Bugzilla-Target-Milestone: --- X-Bugzilla-Flags: X-Bugzilla-Changed-Fields: bug_id short_desc product version rep_platform op_sys bug_status bug_severity priority component assigned_to reporter target_milestone Message-ID: Content-Transfer-Encoding: quoted-printable Content-Type: text/plain; charset=UTF-8 X-Bugzilla-URL: http://bugs.dpdk.org/ Auto-Submitted: auto-generated X-Auto-Response-Suppress: All MIME-Version: 1.0 X-BeenThere: dev@dpdk.org X-Mailman-Version: 2.1.29 Precedence: list List-Id: DPDK patches and discussions List-Unsubscribe: , List-Archive: List-Post: List-Help: List-Subscribe: , Errors-To: dev-bounces@dpdk.org http://bugs.dpdk.org/show_bug.cgi?id=3D1955 Bug ID: 1955 Summary: [dpdk26.07-rc1] power_intel_uncore: start dpdk-l3fwd-power failed on Ubuntu26.04 Product: DPDK Version: 26.07 Hardware: All OS: All Status: UNCONFIRMED Severity: normal Priority: Normal Component: core Assignee: dev@dpdk.org Reporter: daxuex.gao@intel.com Target Milestone: --- Environment =3D=3D=3D=3D=3D=3D=3D=3D=3D=3D=3D DPDK version: dpdk-26.07-rc1 (c429b06df56788795f8) OS: Ubuntu 26.04 LTS/Linux 7.0.0-14-generic Compiler: gcc version 15.2.0 (Ubuntu 15.2.0-16ubuntu1) NIC hardware: Ethernet Controller E810-C for SFP 1593 [8086:1593 (rev 01)] NIC firmware:=20 driver: vfio-pci kdriver: ice-2.6.4 fw: 5.00 0x80021c11 1.4002.0 ddp: ICE OS Package version 1.3.59.0 Test Setup Steps to reproduce =3D=3D=3D=3D=3D=3D=3D=3D=3D=3D=3D=3D=3D=3D=3D=3D=3D=3D 1.Build dpdk=20 CC=3Dgcc meson -Dlibdir=3Dlib --default-library=3Dstatic x86_64-native-lin= uxapp-gcc ninja -C x86_64-native-linuxapp-gcc meson configure -Dexamples=3Dl3fwd-power x86_64-native-linuxapp-gcc ninja -C x86_64-native-linuxapp-gcc 2.Start dpdk-l3fwd-power usertools/dpdk-devbind.py --force --bind=3Dvfio-pci 0000:38:00.0 0000:38:00= .1 /root/dpdk/x86_64-native-linuxapp-gcc/examples/dpdk-l3fwd-power -l 1-2 -n = 1 -- -p 0x1 -P --config=3D"(0,0,2)" -u Results:=20 =3D=3D=3D=3D=3D=3D=3D=3D # /root/dpdk/x86_64-native-linuxapp-gcc/examples/dpdk-l3fwd-power -l 1-2 -= n 1 -- -p 0x1 -P --config=3D"(0,0,2)" -u EAL: Detected CPU lcores: 112 EAL: Detected NUMA nodes: 8 EAL: Detected static linkage of DPDK EAL: Multi-process socket /var/run/dpdk/rte/mp_socket EAL: Selected IOVA mode 'VA' EAL: VFIO support initialized Promiscuous mode selected /root/dpdk/x86_64-native-linuxapp-gcc/examples/dpdk-l3fwd-power [EAL option= s] -- -p PORTMASK -P [--config (port,queue,lcore)[,(port,queue,lcore]]=20 [--high-perf-cores CORELIST [--perf-config (port,queue,hi_perf,lcore_index)[,(port,queue,hi_perf,lcore_index]]=20 [--max-pkt-len PKTLEN] -p PORTMASK: hexadecimal bitmask of ports to configure -P: enable promiscuous mode -u: set min/max frequency for uncore to minimum value -U: set min/max frequency for uncore to maximum value -i (frequency index): set min/max frequency for uncore to specified frequ= ency index --config (port,queue,lcore): rx queues configuration --eth-link-speed: force link speed --cpu-resume-latency LATENCY: set CPU resume latency to control C-state selection, 0 : just allow to enter C0-state --high-perf-cores CORELIST: list of high performance cores --perf-config: similar as config, cores specified as indices for bins containing high or regular performance cores --no-numa: optional, disable numa awareness --max-pkt-len PKTLEN: maximum packet length in decimal (64-9600) --parse-ptype: parse packet type by software --legacy: use legacy interrupt-based scaling --telemetry: enable telemetry mode, to update empty polls, full polls, and core busyness to telemetry --interrupt-only: enable interrupt-only mode --pmd-mgmt MODE: enable PMD power management mode. Currently supported mod= es: baseline, monitor, pause, scale --max-empty-polls MAX_EMPTY_POLLS: number of empty polls to wait before entering sleep state --pause-duration DURATION: set the duration, in microseconds, of the pause callback --scale-freq-min FREQ_MIN: set minimum frequency for scaling mode for all application lcores (FREQ_MIN must be in kHz, in increments of 100MHz) --scale-freq-max FREQ_MAX: set maximum frequency for scaling mode for all application lcores (FREQ_MAX must be in kHz, in increments of 100MHz) EAL: Error - exiting with code: 1 Invalid L3FWD parameters Expected Result: Startup successful=20 Regression Is this issue a regression: (Y/N)Y --=20 You are receiving this mail because: You are the assignee for the bug.=