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From: bugzilla@dpdk.org
To: dev@dpdk.org
Subject: [DPDK/testpmd Bug 1918] Stopping all ports does not update link
 status for CX6 NIC
Date: Tue, 31 Mar 2026 15:49:47 +0000
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http://bugs.dpdk.org/show_bug.cgi?id=3D1918

            Bug ID: 1918
           Summary: Stopping all ports does not update link status for CX6
                    NIC
           Product: DPDK
           Version: unspecified
          Hardware: All
                OS: All
            Status: UNCONFIRMED
          Severity: normal
          Priority: Normal
         Component: testpmd
          Assignee: dev@dpdk.org
          Reporter: dmarx@iol.unh.edu
  Target Milestone: ---

Stopping all ports does not update link status in testpmd:

testpmd> port stop all
Stopping ports...
Checking link statuses...
Done
testpmd> show port info all

********************* Infos for port 0  *********************
MAC address: B8:3F:D2:52:B7:24
Device name: 0000:81:00.0
Driver name: mlx5_pci
Firmware-version: 26.42.1000
Devargs:=20
Connect to socket: 1
memory allocation on the socket: 1
Link status: up

Link status should be =E2=80=9Cdown=E2=80=9D

sudo ethtool -i enp129s0f0np0
driver: mlx5_core
version: 24.07-0.6.1
firmware-version: 26.42.1000 (MT_0000000531)
expansion-rom-version:=20
bus-info: 0000:81:00.0
supports-statistics: yes
supports-test: yes
supports-eeprom-access: no
supports-register-dump: no
supports-priv-flags: yes

uname -m
x86_64

DPDK version: 26.03 rc2

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