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From: bugzilla@dpdk.org
To: dev@dpdk.org
Subject: [DPDK/testpmd Bug 1851] Packets are not received when promisc off
Date: Thu, 18 Dec 2025 13:18:45 +0000
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X-Bugzilla-Product: DPDK
X-Bugzilla-Component: testpmd
X-Bugzilla-Version: 22.11
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http://bugs.dpdk.org/show_bug.cgi?id=3D1851

            Bug ID: 1851
           Summary: Packets are not received when promisc off
           Product: DPDK
           Version: 22.11
          Hardware: x86
                OS: Linux
            Status: UNCONFIRMED
          Severity: normal
          Priority: Normal
         Component: testpmd
          Assignee: dev@dpdk.org
          Reporter: sbadawi@nvidia.com
  Target Milestone: ---

testpmd app running cmd:

install/bin/dpdk-testpmd -n 4 -a 0000:08:00.0,dv_flow_en=3D0 -a
0000:08:00.1,dv_flow_en=3D0 --iova-mode=3D"va" -- --mbcache=3D512 -i =C2=A0=
--nb-cores=3D2


repro cmds:
testpmd>stop
testpmd>set portmask 0x3
testpmd>start
testpmd>set promisc all off
testpmd>start
testpmd>mac_addr add 0 00:16:3e:50:e4:8c
testpmd>mac_addr add 1 00:16:3e:50:d7:b6


Scapy packet to send (from an interface connected back-to-back) with probed
device


packet =3D Ether(dst=3D'00:16:3e:50:e4:8c', src=3D'0c:42:a1:58:ab:e4',
type=3D34525)/IPv6()/TCP()/Raw(load=3D100*b'ss')=20

sendp(packet, iface =3D 'eth2', count =3D 2089, verbose=3DFalse)=20

OS: Ubuntu 22.04 (x86_64)
Kernel: 5.15.0-25-generic
OFED: MLNX_OFED_LINUX-5.8-7.0.6.1
DPDK: =C2=A0 04536b2
Device: ConnectX-6 DX
FW: 22.35.4554

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