From mboxrd@z Thu Jan 1 00:00:00 1970 Return-Path: Received: from mails.dpdk.org (mails.dpdk.org [217.70.189.124]) by inbox.dpdk.org (Postfix) with ESMTP id 6153A46A5C; Thu, 26 Jun 2025 21:13:41 +0200 (CEST) Received: from mails.dpdk.org (localhost [127.0.0.1]) by mails.dpdk.org (Postfix) with ESMTP id 24E354026F; Thu, 26 Jun 2025 21:13:41 +0200 (CEST) Received: from inbox.dpdk.org (inbox.dpdk.org [95.142.172.178]) by mails.dpdk.org (Postfix) with ESMTP id 8A7574026C for ; Thu, 26 Jun 2025 21:13:40 +0200 (CEST) Received: by inbox.dpdk.org (Postfix, from userid 33) id 81E4046A65; Thu, 26 Jun 2025 21:13:40 +0200 (CEST) From: bugzilla@dpdk.org To: dev@dpdk.org Subject: [DPDK/ethdev Bug 1732] E830 Tx packet pacing support causing seg fault on E810 Date: Thu, 26 Jun 2025 19:13:40 +0000 X-Bugzilla-Reason: AssignedTo X-Bugzilla-Type: new X-Bugzilla-Watch-Reason: None X-Bugzilla-Product: DPDK X-Bugzilla-Component: ethdev X-Bugzilla-Version: 25.03 X-Bugzilla-Keywords: X-Bugzilla-Severity: normal X-Bugzilla-Who: mmahajan@iol.unh.edu 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-Type: multipart/alternative; boundary=17509652200.3Baf39d.489296 Content-Transfer-Encoding: 7bit X-Bugzilla-URL: https://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 --17509652200.3Baf39d.489296 Date: Thu, 26 Jun 2025 21:13:40 +0200 MIME-Version: 1.0 Content-Type: text/plain; charset=UTF-8 Content-Transfer-Encoding: quoted-printable X-Bugzilla-URL: https://bugs.dpdk.org/ Auto-Submitted: auto-generated X-Auto-Response-Suppress: All https://bugs.dpdk.org/show_bug.cgi?id=3D1732 Bug ID: 1732 Summary: E830 Tx packet pacing support causing seg fault on E810 Product: DPDK Version: 25.03 Hardware: All OS: All Status: UNCONFIRMED Severity: normal Priority: Normal Component: ethdev Assignee: dev@dpdk.org Reporter: mmahajan@iol.unh.edu Target Milestone: --- Hello, A new patch was committed to dpdk-next-net-intel a few days ago, and since = then our Intel E810 100G forwarding performance test has not been running because testpmd is segfaulting on startup. The patch that introduced the issue is: "net/intel: add Tx packet pacing support for E830" (commit ID: fd8ef1fc471f7eef6b103ece65f00de655f13ed4). It= was authored by Soumyadeep Hore and merged into dpdk-next-net-intel on 2025-06-= 23. EAL: build/app/dpdk-testpmd \ -l 4-5 -n 4 \ --file-prefix=3Ddpdk_179921_20250626115614 \ -a 0000:4b:00.0 -a 0000:4b:00.1 \ -- -i \ --portmask=3D0x3 \ --rxq=3D1 \ --txq=3D1 \ --port-topology=3Dloop \ --txd=3D512 \ --rxd=3D512 \ --nb-cores=3D1 EAL: Detected CPU lcores: 128 EAL: Detected NUMA nodes: 2 EAL: Detected static linkage of DPDK EAL: Multi-process socket /var/run/dpdk/dpdk_179921_20250626115614/mp_socket EAL: Selected IOVA mode 'VA' EAL: VFIO support initialized EAL: Using IOMMU type 1 (Type 1) ICE_INIT: ice_load_pkg_type(): Active package is: 1.3.39.1, ICE OS Default Package (double VLAN mode) ICE_INIT: ice_load_pkg_type(): Active package is: 1.3.39.1, ICE OS Default Package (double VLAN mode) Interactive-mode selected testpmd: create a new mbuf pool : n=3D155456, size=3D2176, socke= t=3D0 testpmd: preferred mempool ops selected: ring_mp_mc Configuring Port 0 (socket 0) Segmentation fault (core dumped) NIC info: Intel Corporation Ethernet Controller E810-C for QSFP ethtool: driver: ice version: 5.15.0-142-generic firmware-version: 4.80 0x80020543 1.3805.0 bus-info: 0000:4b:00.0 Ice version: 1.3.39.1 OS: Ubuntu VERSION=3D"22.04.3 LTS (Jammy Jellyfish)" Arch: x86 CPU: Intel(R) Xeon(R) Platinum 8360Y CPU @ 2.40GHz --=20 You are receiving this mail because: You are the assignee for the bug.= --17509652200.3Baf39d.489296 Date: Thu, 26 Jun 2025 21:13:40 +0200 MIME-Version: 1.0 Content-Type: text/html; charset=UTF-8 Content-Transfer-Encoding: quoted-printable X-Bugzilla-URL: https://bugs.dpdk.org/ Auto-Submitted: auto-generated X-Auto-Response-Suppress: All
Bug ID 1732
Summary E830 Tx packet pacing support causing seg fault on E810
Product DPDK
Version 25.03
Hardware All
OS All
Status UNCONFIRMED
Severity normal
Priority Normal
Component ethdev
Assignee dev@dpdk.org
Reporter mmahajan@iol.unh.edu
Target Milestone --- 

Hello,

A new patch was committed to dpdk-next-net-intel a few days ago, and since =
then
our Intel E810 100G forwarding performance test has not been running because
testpmd is segfaulting on startup.

The patch that introduced the issue is: "net/intel: add Tx packet paci=
ng
support for E830" (commit ID: fd8ef1fc471f7eef6b103ece65f00de655f13ed4=
). It was
authored by Soumyadeep Hore and merged into dpdk-next-net-intel on 2025-06-=
23.


EAL:
build/app/dpdk-testpmd \
  -l 4-5 -n 4 \
  --file-prefix=3Ddpdk_179921_20250626115614 \
  -a 0000:4b:00.0 -a 0000:4b:00.1 \
  -- -i \
  --portmask=3D0x3 \
  --rxq=3D1 \
  --txq=3D1 \
  --port-topology=3Dloop \
  --txd=3D512 \
  --rxd=3D512 \
  --nb-cores=3D1
EAL: Detected CPU lcores: 128
EAL: Detected NUMA nodes: 2
EAL: Detected static linkage of DPDK
EAL: Multi-process socket /var/run/dpdk/dpdk_179921_20250626115614/mp_socket
EAL: Selected IOVA mode 'VA'
EAL: VFIO support initialized
EAL: Using IOMMU type 1 (Type 1)
ICE_INIT: ice_load_pkg_type(): Active package is: 1.3.39.1, ICE OS Default
Package (double VLAN mode)
ICE_INIT: ice_load_pkg_type(): Active package is: 1.3.39.1, ICE OS Default
Package (double VLAN mode)
Interactive-mode selected
testpmd: create a new mbuf pool <mb_pool_0>: n=3D155456, size=3D2176,=
 socket=3D0
testpmd: preferred mempool ops selected: ring_mp_mc
Configuring Port 0 (socket 0)
Segmentation fault (core dumped)


NIC info:
Intel Corporation Ethernet Controller E810-C for QSFP

ethtool:
driver: ice
version: 5.15.0-142-generic
firmware-version: 4.80 0x80020543 1.3805.0
bus-info: 0000:4b:00.0

Ice version: 1.3.39.1

OS: Ubuntu VERSION=3D"22.04.3 LTS (Jammy Jellyfish)"
Arch: x86
CPU: Intel(R) Xeon(R) Platinum 8360Y CPU @ 2.40GHz

You are receiving this mail because:
  • You are the assignee for the bug.
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