Performing verification for Focal. The affected user enabled -proposed and installed 5.4.0-66-generic to the system with a QLogic FastLinQ QL41000 Series 10/25/40/50GbE Controller.
They then set all interfaces down, and brought up the QLogic NIC only. # uname -rv 5.4.0-66-generic #74~18.04.2-Ubuntu SMP Fri Feb 5 11:17:31 UTC 2021 # nslookup internal.kubernetes.domain.example 10.1.0.10 Server: 10.1.0.10 Address: 10.1.0.10#53 Name: internal.kubernetes.domain.example Address: 10.48.24.11 # ethtool -k eno1 | grep tx-checksumming tx-checksumming: on # ethtool -k enp94s0f0 | grep tx-checksumming tx-checksumming: on DNS lookup to an internal kubernetes domain with IPIP type DNS lookups work as intended, with tx checksumming enabled. The kernel in -proposed fixes the issue, marking as verified. ** Tags removed: verification-needed-focal ** Tags added: verification-done-focal -- You received this bug notification because you are a member of Ubuntu Bugs, which is subscribed to Ubuntu. https://bugs.launchpad.net/bugs/1909062 Title: qede: Kubernetes Internal DNS Failure due to QL41xxx NIC not supporting IPIP tx csum offload To manage notifications about this bug go to: https://bugs.launchpad.net/ubuntu/+source/linux/+bug/1909062/+subscriptions -- ubuntu-bugs mailing list ubuntu-bugs@lists.ubuntu.com https://lists.ubuntu.com/mailman/listinfo/ubuntu-bugs
