Public bug reported: [Impact]
An xfrm interface cannot be changed any more since Ubuntu-hwe-5.4-5.4.0-105. In fact, the regression has been introduced by this backport: https://kernel.ubuntu.com/git/ubuntu/ubuntu-focal.git/commit/?id=13a02539b135 It has been fixed upstream by this commit: https://git.kernel.org/pub/scm/linux/kernel/git/torvalds/linux.git/commit/?id=6d0d95a1c2b0 [Test Case] root@dut-vm:~# ip link add foo type xfrm if_id 1234 dev lo root@dut-vm:~# ip link change foo type xfrm if_id 1234 dev ntfp1 Error: if_id must be non zero. root@dut-vm:~# uname -a Linux dut-vm 5.4.0-107-generic #121~18.04.1-Ubuntu SMP Thu Mar 24 17:21:33 UTC 2022 x86_64 x86_64 x86_64 GNU/Linux root@dut-vm:~# [Regression Potential] The patch is trivial, the potential regressions are low. ** Affects: linux (Ubuntu) Importance: Undecided Status: New ** Description changed: [Impact] An xfrm interface cannot be changed any more since Ubuntu-hwe-5.4-5.4.0-105. In fact, the regression has been introduced by this backport: https://kernel.ubuntu.com/git/ubuntu/ubuntu-focal.git/commit/?id=13a02539b135 + + It has been fixed upstream by this commit: + https://git.kernel.org/pub/scm/linux/kernel/git/torvalds/linux.git/commit/?id=6d0d95a1c2b0 [Test Case] root@dut-vm:~# ip link add foo type xfrm if_id 1234 dev lo root@dut-vm:~# ip link change foo type xfrm if_id 1234 dev ntfp1 Error: if_id must be non zero. root@dut-vm:~# uname -a Linux dut-vm 5.4.0-107-generic #121~18.04.1-Ubuntu SMP Thu Mar 24 17:21:33 UTC 2022 x86_64 x86_64 x86_64 GNU/Linux root@dut-vm:~# [Regression Potential] The patch is trivial, the potential regressions are low. -- You received this bug notification because you are a member of Ubuntu Bugs, which is subscribed to Ubuntu. https://bugs.launchpad.net/bugs/1968591 Title: xfrm interface cannot be changed anymore To manage notifications about this bug go to: https://bugs.launchpad.net/ubuntu/+source/linux/+bug/1968591/+subscriptions -- ubuntu-bugs mailing list ubuntu-bugs@lists.ubuntu.com https://lists.ubuntu.com/mailman/listinfo/ubuntu-bugs