gianfilippo, thank you for your comment. So your hardware and problem may be tracked, could you please file a new report with Ubuntu by executing the following in a terminal while booted into the default Ubuntu kernel (not a mainline one) via: ubuntu-bug linux
For more on this, please read the official Ubuntu documentation: Ubuntu Bug Control and Ubuntu Bug Squad: https://wiki.ubuntu.com/Bugs/BestPractices#X.2BAC8-Reporting.Focus_on_One_Issue Ubuntu Kernel Team: https://wiki.ubuntu.com/KernelTeam/KernelTeamBugPolicies#Filing_Kernel_Bug_reports https://wiki.ubuntu.com/Kernel/Policies/DuplicateBugs Ubuntu Community: https://help.ubuntu.com/community/ReportingBugs#Bug_reporting_etiquette When opening up the new report, please feel free to subscribe me to it. As well, please do not announce in this report you created a new bug report. Thank you for your understanding. Helpful bug reporting tips: https://wiki.ubuntu.com/ReportingBugs -- 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/1348832 Title: e1000e Detected Hardware Unit Hang Status in “linux” package in Ubuntu: Expired Bug description: e1000e device on a trusty router/server/etc, up for a few weeks, stopped responding and went into a "Detected Hardware Unit Hang" loop. At the time, the interface was under moderate load, about 60mbps inbound. [1871400.121801] e1000e 0000:00:19.0 eth1: Detected Hardware Unit Hang: [1871400.121801] TDH <92> [1871400.121801] TDT <cf> [1871400.121801] next_to_use <cf> [1871400.121801] next_to_clean <90> [1871400.121801] buffer_info[next_to_clean]: [1871400.121801] time_stamp <11be7959f> [1871400.121801] next_to_watch <92> [1871400.121801] jiffies <11be79797> [1871400.121801] next_to_watch.status <0> [1871400.121801] MAC Status <80083> [1871400.121801] PHY Status <796d> [1871400.121801] PHY 1000BASE-T Status <7800> [1871400.121801] PHY Extended Status <3000> [1871400.121801] PCI Status <10> [1871402.120130] e1000e 0000:00:19.0 eth1: Detected Hardware Unit Hang: [1871402.120130] TDH <92> [1871402.120130] TDT <cf> [1871402.120130] next_to_use <cf> [1871402.120130] next_to_clean <90> [1871402.120130] buffer_info[next_to_clean]: [1871402.120130] time_stamp <11be7959f> [1871402.120130] next_to_watch <92> [1871402.120130] jiffies <11be7998b> [1871402.120130] next_to_watch.status <0> [1871402.120130] MAC Status <80083> [1871402.120130] PHY Status <796d> [1871402.120130] PHY 1000BASE-T Status <7800> [1871402.120130] PHY Extended Status <3000> [1871402.120130] PCI Status <10> [1871404.118513] e1000e 0000:00:19.0 eth1: Detected Hardware Unit Hang: [1871404.118513] TDH <92> [1871404.118513] TDT <cf> [1871404.118513] next_to_use <cf> [1871404.118513] next_to_clean <90> [1871404.118513] buffer_info[next_to_clean]: [1871404.118513] time_stamp <11be7959f> [1871404.118513] next_to_watch <92> [1871404.118513] jiffies <11be79b7f> [1871404.118513] next_to_watch.status <0> [1871404.118513] MAC Status <80083> [1871404.118513] PHY Status <796d> [1871404.118513] PHY 1000BASE-T Status <7800> [1871404.118513] PHY Extended Status <3000> [1871404.118513] PCI Status <10> [1871405.129366] ------------[ cut here ]------------ [1871405.129374] WARNING: CPU: 0 PID: 0 at /build/buildd/linux-3.13.0/net/sched/sch_generic.c:264 dev_watchdog+0x276/0x280() [1871405.129375] NETDEV WATCHDOG: eth1 (e1000e): transmit queue 0 timed out [1871405.129376] Modules linked in: ksplice_vijajns4_vmlinux_new(OF) ksplice_vijajns4(OF) ksplice_ax32i68r_vmlinux_new(OF) ksplice_ax32i68r(OF) ksplice_n4y5yx0j_vmlinux_new(OF) ksplice_n4y5yx0j(OF) nct6775(F) hwmon_vid(F) xt_nat vhost_net vhost macvtap macvlan ip6t_REJECT ipt_REJECT xt_LOG ipt_MASQUERADE xt_TCPMSS iptable_nat nf_nat_ipv4 nf_nat nf_conntrack_ipv6 nf_defrag_ipv6 nf_conntrack_ipv4 nf_defrag_ipv4 xt_conntrack nf_conntrack xt_tcpudp ip6table_filter ip6_tables iptable_filter ip_tables x_tables sit tunnel4 ip_tunnel bridge stp llc nfsd auth_rpcgss nfs_acl nfs lockd sunrpc fscache jfs dm_multipath scsi_dh x86_pkg_temp_thermal intel_powerclamp kvm_intel kvm ftdi_sio joydev usbserial parport_pc mei_me mei serio_raw ppdev acpi_pad mac_hid coretemp lp parport dm_crypt raid456 async_memcpy async_raid6_recov async_pq async_xor async_tx xor raid6_pq raid1 raid0 multipath linear hid_generic raid10 usbhid hid crct10dif_pclmul crc32_pclmul ghash_clmulni_intel aesni_intel aes_x86_64 i915 lrw e1000e gf128mul glue_helper ablk_helper i2c_algo_bit cryptd psmouse ahci drm_kms_helper ptp libahci pps_core video drm [last unloaded: ksplice_vijajns4_vmlinux_old] [1871405.129434] CPU: 0 PID: 0 Comm: swapper/0 Tainted: GF O 3.13.0-30-generic #54-Ubuntu [1871405.129435] Hardware name: To Be Filled By O.E.M. To Be Filled By O.E.M./Z97 Pro3, BIOS P1.40 05/23/2014 [1871405.129436] 0000000000000009 ffff88081fa03d98 ffffffff8171a324 ffff88081fa03de0 [1871405.129440] ffff88081fa03dd0 ffffffff810676bd 0000000000000000 ffff8807eeb94000 [1871405.129441] ffff8807ee867c80 0000000000000001 0000000000000000 ffff88081fa03e30 [1871405.129444] Call Trace: [1871405.129445] <IRQ> [<ffffffff8171a324>] dump_stack+0x45/0x56 [1871405.129453] [<ffffffff810676bd>] warn_slowpath_common+0x7d/0xa0 [1871405.129455] [<ffffffff8106772c>] warn_slowpath_fmt+0x4c/0x50 [1871405.129459] [<ffffffff8163f096>] dev_watchdog+0x276/0x280 [1871405.129461] [<ffffffff8163ee20>] ? dev_graft_qdisc+0x80/0x80 [1871405.129464] [<ffffffff81074226>] call_timer_fn+0x36/0x100 [1871405.129467] [<ffffffff8163ee20>] ? dev_graft_qdisc+0x80/0x80 [1871405.129468] [<ffffffff810751bf>] run_timer_softirq+0x1ef/0x2f0 [1871405.129471] [<ffffffff8106caec>] __do_softirq+0xec/0x2c0 [1871405.129475] [<ffffffff8106d035>] irq_exit+0x105/0x110 [1871405.129478] [<ffffffff8172d0c5>] smp_apic_timer_interrupt+0x45/0x60 [1871405.129482] [<ffffffff8172ba5d>] apic_timer_interrupt+0x6d/0x80 [1871405.129483] <EOI> [<ffffffff815cd232>] ? cpuidle_enter_state+0x52/0xc0 [1871405.129488] [<ffffffff815cd359>] cpuidle_idle_call+0xb9/0x1f0 [1871405.129491] [<ffffffff8101ce9e>] arch_cpu_idle+0xe/0x30 [1871405.129493] [<ffffffff810beb95>] cpu_startup_entry+0xc5/0x290 [1871405.129495] [<ffffffff817087f7>] rest_init+0x77/0x80 [1871405.129499] [<ffffffff81d35f70>] start_kernel+0x438/0x443 [1871405.129502] [<ffffffff81d35941>] ? repair_env_string+0x5c/0x5c [1871405.129504] [<ffffffff81d35120>] ? early_idt_handlers+0x120/0x120 [1871405.129507] [<ffffffff81d355ee>] x86_64_start_reservations+0x2a/0x2c [1871405.129509] [<ffffffff81d35733>] x86_64_start_kernel+0x143/0x152 [1871405.129511] ---[ end trace 51d2ab0f0f49c9f7 ]--- [1871405.129517] e1000e 0000:00:19.0 eth1: Reset adapter unexpectedly [1871408.464217] e1000e: eth1 NIC Link is Up 1000 Mbps Full Duplex, Flow Control: None [1872210.451151] e1000e 0000:00:19.0 eth1: Detected Hardware Unit Hang: [1872210.451151] TDH <d0> [1872210.451151] TDT <fc> [1872210.451151] next_to_use <fc> [1872210.451151] next_to_clean <ce> [1872210.451151] buffer_info[next_to_clean]: [1872210.451151] time_stamp <11beaad13> [1872210.451151] next_to_watch <d0> [1872210.451151] jiffies <11beaaf95> [1872210.451151] next_to_watch.status <0> [1872210.451151] MAC Status <80083> [1872210.451151] PHY Status <796d> [1872210.451151] PHY 1000BASE-T Status <3800> [1872210.451151] PHY Extended Status <3000> [1872210.451151] PCI Status <10> [1872212.449706] e1000e 0000:00:19.0 eth1: Detected Hardware Unit Hang: [1872212.449706] TDH <d0> [1872212.449706] TDT <fc> [1872212.449706] next_to_use <fc> [1872212.449706] next_to_clean <ce> [1872212.449706] buffer_info[next_to_clean]: [1872212.449706] time_stamp <11beaad13> [1872212.449706] next_to_watch <d0> [1872212.449706] jiffies <11beab189> [1872212.449706] next_to_watch.status <0> [1872212.449706] MAC Status <80083> [1872212.449706] PHY Status <796d> [1872212.449706] PHY 1000BASE-T Status <3800> [1872212.449706] PHY Extended Status <3000> [1872212.449706] PCI Status <10> [1872213.452369] e1000e 0000:00:19.0 eth1: Reset adapter unexpectedly [1872217.718430] e1000e: eth1 NIC Link is Up 1000 Mbps Full Duplex, Flow Control: None [1945526.043907] e1000e: eth1 NIC Link is Down [1945543.935226] e1000e: eth1 NIC Link is Up 1000 Mbps Full Duplex, Flow Control: None [1945545.975407] e1000e: eth1 NIC Link is Down [1945548.894443] e1000e: eth1 NIC Link is Up 1000 Mbps Full Duplex, Flow Control: None [1958330.855525] e1000e: eth1 NIC Link is Down [1958349.624164] e1000e: eth1 NIC Link is Up 1000 Mbps Full Duplex, Flow Control: None [1958351.234642] e1000e: eth1 NIC Link is Down [1958354.397490] e1000e: eth1 NIC Link is Up 1000 Mbps Full Duplex, Flow Control: None [1965758.988824] e1000e 0000:00:19.0 eth1: Detected Hardware Unit Hang: [1965758.988824] TDH <37> [1965758.988824] TDT <8d> [1965758.988824] next_to_use <8d> [1965758.988824] next_to_clean <37> [1965758.988824] buffer_info[next_to_clean]: [1965758.988824] time_stamp <11d4fd4d9> [1965758.988824] next_to_watch <37> [1965758.988824] jiffies <11d4fd739> [1965758.988824] next_to_watch.status <0> [1965758.988824] MAC Status <80083> [1965758.988824] PHY Status <796d> [1965758.988824] PHY 1000BASE-T Status <3800> [1965758.988824] PHY Extended Status <3000> [1965758.988824] PCI Status <10> ProblemType: Bug DistroRelease: Ubuntu 14.04 Package: linux-image-3.13.0-30-generic 3.13.0-30.55 ProcVersionSignature: Ubuntu 3.13.0-30.55-generic 3.13.11.2 Uname: Linux 3.13.0-30-generic x86_64 AlsaDevices: total 0 crw-rw---- 1 root audio 116, 1 Jul 25 14:36 seq crw-rw---- 1 root audio 116, 33 Jul 25 14:36 timer AplayDevices: Error: [Errno 2] No such file or directory: 'aplay' ApportVersion: 2.14.1-0ubuntu3.2 Architecture: amd64 ArecordDevices: Error: [Errno 2] No such file or directory: 'arecord' AudioDevicesInUse: Error: command ['fuser', '-v', '/dev/snd/seq', '/dev/snd/timer'] failed with exit code 1: CRDA: Error: [Errno 2] No such file or directory: 'iw' Date: Fri Jul 25 15:27:00 2014 HibernationDevice: RESUME=/dev/mapper/nibbler-swap_1 InstallationDate: Installed on 2012-03-03 (874 days ago) InstallationMedia: Ubuntu-Server 12.04 LTS "Precise Pangolin" - Beta amd64 (20120229) MachineType: To Be Filled By O.E.M. To Be Filled By O.E.M. PciMultimedia: ProcEnviron: TERM=screen PATH=(custom, no user) LANG=en_US.UTF-8 SHELL=/bin/bash ProcFB: 0 inteldrmfb ProcKernelCmdLine: BOOT_IMAGE=/vmlinuz-3.13.0-30-generic root=/dev/mapper/hostname-root ro nomdmonddf nomdmonisw nomdmonddf nomdmonisw RelatedPackageVersions: linux-restricted-modules-3.13.0-30-generic N/A linux-backports-modules-3.13.0-30-generic N/A linux-firmware 1.127.4 RfKill: Error: [Errno 2] No such file or directory: 'rfkill' SourcePackage: linux UpgradeStatus: Upgraded to trusty on 2014-03-11 (136 days ago) dmi.bios.date: 05/23/2014 dmi.bios.vendor: American Megatrends Inc. dmi.bios.version: P1.40 dmi.board.name: Z97 Pro3 dmi.board.vendor: ASRock dmi.chassis.asset.tag: To Be Filled By O.E.M. dmi.chassis.type: 3 dmi.chassis.vendor: To Be Filled By O.E.M. dmi.chassis.version: To Be Filled By O.E.M. dmi.modalias: dmi:bvnAmericanMegatrendsInc.:bvrP1.40:bd05/23/2014:svnToBeFilledByO.E.M.:pnToBeFilledByO.E.M.:pvrToBeFilledByO.E.M.:rvnASRock:rnZ97Pro3:rvr:cvnToBeFilledByO.E.M.:ct3:cvrToBeFilledByO.E.M.: dmi.product.name: To Be Filled By O.E.M. dmi.product.version: To Be Filled By O.E.M. dmi.sys.vendor: To Be Filled By O.E.M. 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