From: Stephen Hemminger <stephen@networkplumber.org>
To: netdev@vger.kernel.org
Subject: Fw: [Bug 210569] New: ping over geneve would fail
Date: Wed, 9 Dec 2020 12:42:28 -0800 [thread overview]
Message-ID: <20201209124228.79075241@hermes.local> (raw)
Begin forwarded message:
Date: Wed, 09 Dec 2020 02:04:16 +0000
From: bugzilla-daemon@bugzilla.kernel.org
To: stephen@networkplumber.org
Subject: [Bug 210569] New: ping over geneve would fail
https://bugzilla.kernel.org/show_bug.cgi?id=210569
Bug ID: 210569
Summary: ping over geneve would fail
Product: Networking
Version: 2.5
Kernel Version: 5.10.0-rc6
Hardware: All
OS: Linux
Tree: Mainline
Status: NEW
Severity: high
Priority: P1
Component: Other
Assignee: stephen@networkplumber.org
Reporter: jishi@redhat.com
Regression: No
ping over geneve would fail on 5.10.0-rc6 after commit
Kernel repo: https://git.kernel.org/pub/scm/linux/kernel/git/davem/net-next.git
Commit: 55fd59b003f6 - Merge
git://git.kernel.org/pub/scm/linux/kernel/git/netdev/net
reproducer:
ip netns add client
ip netns add server
ip link add veth0_c type veth peer name veth0_s
ip link set veth0_c netns client
ip link set veth0_s netns server
ip netns exec client ip link set lo up
ip netns exec client ip link set veth0_c up
ip netns exec server ip link set lo up
ip netns exec server ip link set veth0_s up
ip netns exec client ip addr add 2000::1/64 dev veth0_c
ip netns exec client ip addr add 10.10.0.1/24 dev veth0_c
ip netns exec server ip addr add 2000::2/64 dev veth0_s
ip netns exec server ip addr add 10.10.0.2/24 dev veth0_s
ip netns exec client ping 10.10.0.2 -c 2
ip netns exec client ping6 2000::2 -c 2
ip netns exec client ip link add geneve1 type geneve vni 1234 remote 10.10.0.2
ttl 64
ip netns exec server ip link add geneve1 type geneve vni 1234 remote 10.10.0.1
ttl 64
ip netns exec client ip link set geneve1 up
ip netns exec client ip addr add 1.1.1.1/24 dev geneve1
ip netns exec server ip link set geneve1 up
ip netns exec server ip addr add 1.1.1.2/24 dev geneve1
ip netns exec client ping 1.1.1.2 -c 3
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