H.-Dirk Schmitt, thank you for taking the time to report this bug and helping to make Ubuntu better. Please execute the following command only once, as it will automatically gather debugging information, in a terminal: apport-collect 1462673
** Package changed: linux-lts-vivid (Ubuntu) => linux (Ubuntu) ** Changed in: linux (Ubuntu) Importance: Undecided => Low ** 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/1462673 Title: NETDEV WATCHDOG: transmit timed out if mtu = 9000 Status in Linux: Unknown Status in linux package in Ubuntu: Incomplete Bug description: Network is blocking for some seconds. The network is a bonded ethernet with 2 slaves interfaces. Both are on the mainboard. The network is using jumbo frames (mtu=9000) ProblemType: Bug DistroRelease: Ubuntu 14.04 Package: linux-image-3.19.0-20-generic 3.19.0-20.20~14.04.1 ProcVersionSignature: Ubuntu 3.19.0-20.20~14.04.1-generic 3.19.8 Uname: Linux 3.19.0-20-generic x86_64 ApportVersion: 2.14.4-0ubuntu1~ubuntu14.04.1~c42.ppa1 Architecture: amd64 CurrentDesktop: GNOME Date: Sat Jun 6 22:13:23 2015 SourcePackage: linux-lts-vivid UpgradeStatus: No upgrade log present (probably fresh install) To manage notifications about this bug go to: https://bugs.launchpad.net/linux/+bug/1462673/+subscriptions -- Mailing list: https://launchpad.net/~kernel-packages Post to : kernel-packages@lists.launchpad.net Unsubscribe : https://launchpad.net/~kernel-packages More help : https://help.launchpad.net/ListHelp