This bug is missing log files that will aid in diagnosing the problem. >From a terminal window please run:
apport-collect 1640856 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 ** Tags added: trusty -- 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/1640856 Title: eth0: Reset adapter Status in linux package in Ubuntu: Incomplete Bug description: using ubuntu Ubuntu 14.04 LTS we get sporadic networking adapter resets resulting in a loss of service. kernel log: Oct 28 10:57:08 puno01 kernel: [2306272.568264] ffff881f35400000 ffff881f37e30940 0000000000000008 0000000000000024 Oct 28 10:57:08 puno01 kernel: [2306272.568274] Call Trace: Oct 28 10:57:08 puno01 kernel: [2306272.568276] <IRQ> [<ffffffff81729f76>] dump_stack+0x64/0x82 Oct 28 10:57:08 puno01 kernel: [2306272.568299] [<ffffffff8106987d>] warn_slowpath_common+0x7d/0xa0 Oct 28 10:57:08 puno01 kernel: [2306272.568305] [<ffffffff810698ec>] warn_slowpath_fmt+0x4c/0x50 Oct 28 10:57:08 puno01 kernel: [2306272.568312] [<ffffffff8164d786>] dev_watchdog+0x276/0x280 Oct 28 10:57:08 puno01 kernel: [2306272.568318] [<ffffffff8164d510>] ? dev_graft_qdisc+0x80/0x80 Oct 28 10:57:08 puno01 kernel: [2306272.568327] [<ffffffff810767d6>] call_timer_fn+0x36/0x150 Oct 28 10:57:08 puno01 kernel: [2306272.568332] [<ffffffff8164d510>] ? dev_graft_qdisc+0x80/0x80 Oct 28 10:57:08 puno01 kernel: [2306272.568338] [<ffffffff810777cf>] run_timer_softirq+0x21f/0x310 Oct 28 10:57:08 puno01 kernel: [2306272.568347] [<ffffffff8106ee9c>] __do_softirq+0xfc/0x310 Oct 28 10:57:08 puno01 kernel: [2306272.568354] [<ffffffff8106f425>] irq_exit+0x105/0x110 Oct 28 10:57:08 puno01 kernel: [2306272.568365] [<ffffffff8143a755>] xen_evtchn_do_upcall+0x35/0x50 Oct 28 10:57:08 puno01 kernel: [2306272.568378] [<ffffffff8173c53e>] xen_do_hypervisor_callback+0x1e/0x30 Oct 28 10:57:08 puno01 kernel: [2306272.568380] <EOI> [<ffffffff810013aa>] ? xen_hypercall_sched_op+0xa/0x20 Oct 28 10:57:08 puno01 kernel: [2306272.568393] [<ffffffff810013aa>] ? xen_hypercall_sched_op+0xa/0x20 Oct 28 10:57:08 puno01 kernel: [2306272.568402] [<ffffffff8100ad70>] ? xen_safe_halt+0x10/0x20 Oct 28 10:57:08 puno01 kernel: [2306272.568414] [<ffffffff8101daff>] ? default_idle+0x1f/0x100 Oct 28 10:57:08 puno01 kernel: [2306272.568420] [<ffffffff8101e416>] ? arch_cpu_idle+0x26/0x30 Oct 28 10:57:08 puno01 kernel: [2306272.568429] [<ffffffff810c1be1>] ? cpu_startup_entry+0xc1/0x2b0 Oct 28 10:57:08 puno01 kernel: [2306272.568438] [<ffffffff81011178>] ? cpu_bringup_and_idle+0x18/0x20 Oct 28 10:57:08 puno01 kernel: [2306272.568441] ---[ end trace 52192aef6937b28d ]--- Oct 28 10:57:08 puno01 kernel: [2306272.568633] igb 0000:04:00.0 eth0: Reset adapter Oct 28 10:57:08 puno01 kernel: [2306272.586016] xenbr0: port 1(eth0) entered disabled state Oct 28 10:57:08 puno01 kernel: [2306272.600491] igb 0000:04:00.1 eth1: Reset adapter Oct 28 10:57:12 puno01 kernel: [2306276.123402] igb: eth1 NIC Link is Up 1000 Mbps Full Duplex, Flow Control: RX : we moved from kernel 3.13.0-88-generic to 4.4.0-45-generic, but the issue keeps reapearing sporadicly (apr 1 - 2 times a month). so the adapter reset happend on cat /proc/version_signature Ubuntu 3.13.0-88.135-generic 3.13.11-ckt39 and on cat /proc/version_signature Ubuntu 4.4.0-45.66~14.04.1-generic 4.4.21 lspci-vnvn.log are attached. To manage notifications about this bug go to: https://bugs.launchpad.net/ubuntu/+source/linux/+bug/1640856/+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