This bug was nominated against a series that is no longer supported, ie artful. The bug task representing the artful nomination is being closed as Won't Fix.
This change has been made by an automated script, maintained by the Ubuntu Kernel Team. ** Changed in: linux (Ubuntu Artful) Status: Triaged => Won't Fix -- You received this bug notification because you are a member of नेपाली भाषा समायोजकहरुको समूह, which is subscribed to Xenial. Matching subscriptions: Ubuntu 16.04 Bugs https://bugs.launchpad.net/bugs/1755268 Title: Kernel panic when using KVM and mlx4_en driver (when bonding and sriov enabled) Status in linux package in Ubuntu: Triaged Status in linux source package in Xenial: Triaged Status in linux source package in Artful: Won't Fix Status in linux source package in Bionic: Triaged Bug description: ##### System information ##### # uname -a Linux m5c37 4.13.0-36-generic #40~16.04.1-Ubuntu SMP Fri Feb 16 23:25:58 UTC 2018 x86_64 x86_64 x86_64 GNU/Linux # cat /etc/os-release NAME="Ubuntu" VERSION="16.04.4 LTS (Xenial Xerus)" ID=ubuntu ID_LIKE=debian PRETTY_NAME="Ubuntu 16.04.4 LTS" VERSION_ID="16.04" HOME_URL="http://www.ubuntu.com/" SUPPORT_URL="http://help.ubuntu.com/" BUG_REPORT_URL="http://bugs.launchpad.net/ubuntu/" VERSION_CODENAME=xenial UBUNTU_CODENAME=xenial # ethtool -i eno1 driver: mlx4_en version: 4.3-1.0.1 firmware-version: 2.42.5004 expansion-rom-version: bus-info: 0000:11:00.0 supports-statistics: yes supports-test: yes supports-eeprom-access: no supports-register-dump: no supports-priv-flags: yes # ethtool -i bond0 driver: bonding version: 3.7.1 firmware-version: 2 expansion-rom-version: bus-info: supports-statistics: no supports-test: no supports-eeprom-access: no supports-register-dump: no supports-priv-flags: no # ethtool -i vmbr0 driver: bridge version: 2.3 firmware-version: N/A expansion-rom-version: bus-info: N/A supports-statistics: no supports-test: no supports-eeprom-access: no supports-register-dump: no supports-priv-flags: no Mellanox driver was installed from http://content.mellanox.com/ofed/MLNX_OFED-4.3-1.0.1.0/MLNX_OFED_LINUX-4.3-1.0.1.0-ubuntu16.04-x86_64.tgz ./mlnxofedinstall --kernel 4.13.0-36-generic --without-dkms --add- kernel-support ##### Steps for reproduce ##### This is my /etc/network/interfaces file: auto lo iface lo inet loopback auto openibd iface openibd inet manual pre-up /etc/init.d/openibd start pre-down /etc/init.d/openibd force-stop auto bond0 iface bond0 inet manual pre-up ip link add bond0 type bond || true pre-up ip link set bond0 down pre-up ip link set bond0 type bond mode active-backup arp_interval 2000 arp_ip_target 10.36.0.1 arp_validate 3 primary eno1 pre-up ip link set eno1 down pre-up ip link set eno1d1 down pre-up ip link set eno1 master bond0 pre-up ip link set eno1d1 master bond0 pre-up ip link set bond0 up pre-down ip link del bond0 auto vmbr0 iface vmbr0 inet static address 10.36.128.217 netmask 255.255.0.0 gateway 10.36.0.1 bridge_ports bond0 bridge_stp off bridge_fd 0 I execute these commands: wget http://dl-cdn.alpinelinux.org/alpine/v3.7/releases/x86_64/alpine-virt-3.7.0-x86_64.iso -O alpine.iso qemu-system-x86_64 -machine pc-i440fx-xenial,accel=kvm,usb=off -boot d -cdrom alpine.iso -m 512 -nographic -device e1000,netdev=net0 -netdev tap,id=net0 And after few moments I have hang kernel, and theese messages in console: [74390.187908] mlx4_core 0000:11:00.0: bond for multifunction failed [74390.486476] mlx4_en: eno1d1: Fail to bond device [74390.750758] cache_from_obj: Wrong slab cache. kmalloc-256 but object is from kmalloc-192 [74391.152326] general protection fault: 0000 [#1] SMP PTI [74391.410424] cache_from_obj: Wrong slab cache. kmalloc-256 but object is from kmalloc-192 kernel trace log in attachment ProblemType: Bug DistroRelease: Ubuntu 16.04 Package: linux-image-4.13.0-36-generic 4.13.0-36.40~16.04.1 ProcVersionSignature: Ubuntu 4.13.0-36.40~16.04.1-generic 4.13.13 Uname: Linux 4.13.0-36-generic x86_64 ApportVersion: 2.20.1-0ubuntu2.15 Architecture: amd64 Date: Mon Mar 12 19:59:16 2018 ProcEnviron: TERM=xterm-256color PATH=(custom, no user) LANG=C SHELL=/bin/bash SourcePackage: linux-hwe UpgradeStatus: No upgrade log present (probably fresh install) To manage notifications about this bug go to: https://bugs.launchpad.net/ubuntu/+source/linux/+bug/1755268/+subscriptions _______________________________________________ Mailing list: https://launchpad.net/~group.of.nepali.translators Post to : group.of.nepali.translators@lists.launchpad.net Unsubscribe : https://launchpad.net/~group.of.nepali.translators More help : https://help.launchpad.net/ListHelp