Public bug reported: jammy kernel 5.15.0-81.90 includes the following backport:
https://github.com/torvalds/linux/commit/b0ad3c179059089d809b477a1d445c1183a7b8fe https://git.launchpad.net/~ubuntu-kernel/ubuntu/+source/linux/+git/jammy/commit/?h=Ubuntu-5.15.0-91.101&id=1dcafa2582f335f0d929f3e9e736775a95271c43 This causes creation of ip6tnl tunnel interface to fail through systemd- networkd. The following systemd commit also has to be applied to jammy: https://github.com/systemd/systemd/commit/3be64aa462642de9fbe9f95536f8d167c19994bb (Other commits might be required along with above) Since the systemd commit is missing on jammy, Kind=ip6tnl netdev configuration fails as follows: > eno1: Could not create stacked netdev: Invalid argument I believe this is a regression; We encountered this linux- image-5.15.0-91-generic installed via unattended-upgrade -- Also EINVAL during creating tunnel interfaces let AcceptIPv6RA function not to start, so we lose connection to our server due to missing IP address. ``` # eno1.network [Match] Name=eno1 [Network] Tunnel=test_tun ``` ``` # test_tun.netdev [NetDev] Name=test_tun Kind=ip6tnl [Tunnel] Local=2001:db8::a Remote=2001:db8::b Mode=any ``` ``` # test_tun.network [Match] Name=test_tun [Network] Address=10.0.0.1/24 ``` ** Affects: systemd (Ubuntu) Importance: Undecided Status: New ** Description changed: jammy kernel 5.15.0-81.90 includes the following backport: https://github.com/torvalds/linux/commit/b0ad3c179059089d809b477a1d445c1183a7b8fe https://git.launchpad.net/~ubuntu-kernel/ubuntu/+source/linux/+git/jammy/commit/?h=Ubuntu-5.15.0-91.101&id=1dcafa2582f335f0d929f3e9e736775a95271c43 - This causes creation of ip6tnl tunnel interface through systemd- + This causes creation of ip6tnl tunnel interface to fail through systemd- networkd. The following systemd commit also has to be applied to jammy: https://github.com/systemd/systemd/commit/3be64aa462642de9fbe9f95536f8d167c19994bb Since the systemd commit is missing on jammy, Kind=ip6tnl netdev configuration fails as follows: > eno1: Could not create stacked netdev: Invalid argument I believe this is a regression. ``` # eno1.network [Match] Name=eno1 [Network] Tunnel=test_tun ``` - ``` # test_tun.netdev [NetDev] Name=test_tun Kind=ip6tnl [Tunnel] Local=2001:db8::a Remote=2001:db8::b Mode=any ``` ``` # test_tun.network [Match] Name=test_tun [Network] Address=10.0.0.1/24 ``` ** Description changed: jammy kernel 5.15.0-81.90 includes the following backport: https://github.com/torvalds/linux/commit/b0ad3c179059089d809b477a1d445c1183a7b8fe https://git.launchpad.net/~ubuntu-kernel/ubuntu/+source/linux/+git/jammy/commit/?h=Ubuntu-5.15.0-91.101&id=1dcafa2582f335f0d929f3e9e736775a95271c43 This causes creation of ip6tnl tunnel interface to fail through systemd- networkd. The following systemd commit also has to be applied to jammy: https://github.com/systemd/systemd/commit/3be64aa462642de9fbe9f95536f8d167c19994bb + + (Other commits might be required along with above) Since the systemd commit is missing on jammy, Kind=ip6tnl netdev configuration fails as follows: > eno1: Could not create stacked netdev: Invalid argument I believe this is a regression. ``` # eno1.network [Match] Name=eno1 [Network] Tunnel=test_tun ``` ``` # test_tun.netdev [NetDev] Name=test_tun Kind=ip6tnl [Tunnel] Local=2001:db8::a Remote=2001:db8::b Mode=any ``` ``` # test_tun.network [Match] Name=test_tun [Network] Address=10.0.0.1/24 ``` -- You received this bug notification because you are a member of Ubuntu Touch seeded packages, which is subscribed to systemd in Ubuntu. https://bugs.launchpad.net/bugs/2049234 Title: tunnel interface creation fails on jammy 5.15.0-81 or later Status in systemd package in Ubuntu: New Bug description: jammy kernel 5.15.0-81.90 includes the following backport: https://github.com/torvalds/linux/commit/b0ad3c179059089d809b477a1d445c1183a7b8fe https://git.launchpad.net/~ubuntu-kernel/ubuntu/+source/linux/+git/jammy/commit/?h=Ubuntu-5.15.0-91.101&id=1dcafa2582f335f0d929f3e9e736775a95271c43 This causes creation of ip6tnl tunnel interface to fail through systemd-networkd. The following systemd commit also has to be applied to jammy: https://github.com/systemd/systemd/commit/3be64aa462642de9fbe9f95536f8d167c19994bb (Other commits might be required along with above) Since the systemd commit is missing on jammy, Kind=ip6tnl netdev configuration fails as follows: > eno1: Could not create stacked netdev: Invalid argument I believe this is a regression; We encountered this linux- image-5.15.0-91-generic installed via unattended-upgrade -- Also EINVAL during creating tunnel interfaces let AcceptIPv6RA function not to start, so we lose connection to our server due to missing IP address. ``` # eno1.network [Match] Name=eno1 [Network] Tunnel=test_tun ``` ``` # test_tun.netdev [NetDev] Name=test_tun Kind=ip6tnl [Tunnel] Local=2001:db8::a Remote=2001:db8::b Mode=any ``` ``` # test_tun.network [Match] Name=test_tun [Network] Address=10.0.0.1/24 ``` To manage notifications about this bug go to: https://bugs.launchpad.net/ubuntu/+source/systemd/+bug/2049234/+subscriptions -- Mailing list: https://launchpad.net/~touch-packages Post to : touch-packages@lists.launchpad.net Unsubscribe : https://launchpad.net/~touch-packages More help : https://help.launchpad.net/ListHelp
