This bug is missing log files that will aid in diagnosing the problem. While running an Ubuntu kernel (not a mainline or third-party kernel) please enter the following command in a terminal window:
apport-collect 1859530 and then change the status of the bug to 'Confirmed'. If, due to the nature of the issue you have encountered, you are unable to run this command, please add a comment stating that fact and change the bug status to 'Confirmed'. This change has been made by an automated script, maintained by the Ubuntu Kernel Team. ** Changed in: linux (Ubuntu) Status: New => Incomplete -- You received this bug notification because you are a member of Kernel Packages, which is subscribed to linux in Ubuntu. https://bugs.launchpad.net/bugs/1859530 Title: DHCP cannot renew IP address with latest kernel Status in linux package in Ubuntu: Incomplete Bug description: We recently updated our Bionic images to the latest kernel 4.15.0-74-generic (from 4.15.0-66-generic) and the instances can no longer renew their DHCP addresses. systemd-networkd debug below: Jan 13 23:34:38 systemd-networkd[12072]: DHCP CLIENT (0x24fec70e): REQUEST (renewing) Jan 13 23:36:30 systemd-networkd[12072]: DHCP CLIENT (0x24fec70e): REQUEST (renewing) Jan 13 23:38:07 systemd-networkd[12072]: NDISC: Sent Router Solicitation, next solicitation in 8min 13s Jan 13 23:38:23 systemd-networkd[12072]: DHCP CLIENT (0x24fec70e): REQUEST (renewing) Jan 13 23:38:24 systemd-networkd[12072]: DHCP CLIENT (0x24fec70e): REQUEST (rebinding) Jan 13 23:39:25 systemd-networkd[12072]: DHCP CLIENT (0x24fec70e): REQUEST (rebinding) Jan 13 23:39:39 systemd-networkd[12072]: DHCP CLIENT (0x24fec70e): EXPIRED Jan 13 23:39:39 systemd-networkd[12072]: ens3: DHCP lease lost Jan 13 23:39:39 systemd-networkd[12072]: ens3: Removing address 10.3.1.145 Jan 13 23:39:39 systemd-networkd[12072]: Setting transient hostname: 'n/a' Jan 13 23:39:39 systemd-networkd[12072]: Sent message type=method_call sender=n/a destination=org.freedesktop.hostname1 path=/org/freedesktop/hostname1 interface=org.freedesktop.hostname1 member=SetHostname cookie=1 Jan 13 23:39:39 systemd-networkd[12072]: DHCP CLIENT (0x72860183): DISCOVER Jan 13 23:39:39 systemd-networkd[12072]: ens3: Removing address: 10.3.1.145/20 (valid for 2s) Jan 13 23:39:39 systemd-networkd[12072]: Sent message type=signal sender=n/a destination=n/a path=/org/freedesktop/network1/link/_32 interface=org.freedesktop.DBus.Properties member=PropertiesChanged cookie=20 reply Jan 13 23:39:39 systemd-networkd[12072]: Sent message type=signal sender=n/a destination=n/a path=/org/freedesktop/network1 interface=org.freedesktop.DBus.Properties member=PropertiesChanged cookie=21 reply_cookie=0 Jan 13 23:39:39 systemd-networkd[12072]: DHCP CLIENT (0x72860183): OFFER Jan 13 23:39:39 systemd-networkd[12072]: DHCP CLIENT (0x72860183): REQUEST (requesting) Jan 13 23:39:39 systemd-networkd[12072]: DHCP CLIENT (0x72860183): received message was not an ACK, ignoring Jan 13 23:39:39 systemd-networkd[12072]: DHCP CLIENT (0x72860183): ACK Jan 13 23:39:39 systemd-networkd[12072]: DHCP CLIENT (0x72860183): lease expires in 9min 57s Jan 13 23:39:39 systemd-networkd[12072]: DHCP CLIENT (0x72860183): T2 expires in 8min 43s Jan 13 23:39:39 systemd-networkd[12072]: DHCP CLIENT (0x72860183): T1 expires in 4min 57s Jan 13 23:39:39 systemd-networkd[12072]: ens3: DHCPv4 address 10.3.1.145/20 via 10.3.0.1 Jan 13 23:39:39 systemd-networkd[12072]: Setting transient hostname: 'host-10-3-1-145' --- ProblemType: Bug AlsaDevices: total 0 crw-rw---- 1 root audio 116, 1 Jan 14 00:01 seq crw-rw---- 1 root audio 116, 33 Jan 14 00:01 timer AplayDevices: Error: [Errno 2] No such file or directory: 'aplay': 'aplay' ApportVersion: 2.20.9-0ubuntu7.9 Architecture: amd64 ArecordDevices: Error: [Errno 2] No such file or directory: 'arecord': 'arecord' AudioDevicesInUse: Error: [Errno 2] No such file or directory: 'fuser': 'fuser' DistroRelease: Ubuntu 18.04 IwConfig: Error: [Errno 2] No such file or directory: 'iwconfig': 'iwconfig' Lspci: Error: [Errno 2] No such file or directory: 'lspci': 'lspci' Lsusb: Error: [Errno 2] No such file or directory: 'lsusb': 'lsusb' MachineType: OpenStack Foundation OpenStack Nova Package: linux (not installed) PciMultimedia: ProcEnviron: TERM=xterm-256color PATH=(custom, no user) LANG=en_US.UTF-8 SHELL=/bin/bash ProcFB: 0 cirrusdrmfb ProcKernelCmdLine: BOOT_IMAGE=/boot/vmlinuz-4.15.0-74-generic root=/dev/vda1 ro console=tty1 console=ttyS0 ProcVersionSignature: Ubuntu 4.15.0-74.84-generic 4.15.18 RelatedPackageVersions: linux-restricted-modules-4.15.0-74-generic N/A linux-backports-modules-4.15.0-74-generic N/A linux-firmware 1.173.14 RfKill: Error: [Errno 2] No such file or directory: 'rfkill': 'rfkill' Tags: bionic uec-images Uname: Linux 4.15.0-74-generic x86_64 UpgradeStatus: No upgrade log present (probably fresh install) UserGroups: WifiSyslog: _MarkForUpload: True dmi.bios.date: 04/01/2014 dmi.bios.vendor: SeaBIOS dmi.bios.version: 1.10.2-1.1~u16.04+mcp2 dmi.chassis.type: 1 dmi.chassis.vendor: QEMU dmi.chassis.version: pc-i440fx-bionic dmi.modalias: dmi:bvnSeaBIOS:bvr1.10.2-1.1~u16.04+mcp2:bd04/01/2014:svnOpenStackFoundation:pnOpenStackNova:pvr17.0.11:cvnQEMU:ct1:cvrpc-i440fx-bionic: dmi.product.family: Virtual Machine dmi.product.name: OpenStack Nova dmi.product.version: 17.0.11 dmi.sys.vendor: OpenStack Foundation To manage 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