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[Launchpad Bug Tracker <1285304@xxxxxxxxxxxxxxxxxx>]

[Expired for linux (Ubuntu) because there has been no activity for 60
days.]

** Changed in: linux (Ubuntu)
       Status: Incomplete => Expired

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https://bugs.launchpad.net/bugs/1285304

Title:
  NETDEV WATCHDOG: eth0 (sky2): transmit queue 0 timed out

Status in “linux” package in Ubuntu:
  Expired

Bug description:
  Fixed ethernet not working, and dmesg says upon connecting the
  ethernet cable.

  sander@flappie:~$ uname -a
  Linux flappie 3.11.0-15-generic #25-Ubuntu SMP Thu Jan 30 17:22:01 UTC 2014 x86_64 x86_64 x86_64 GNU/Linux
  sander@flappie:~$ 
  sander@flappie:~$ lsb_release -a
  No LSB modules are available.
  Distributor ID:	Ubuntu
  Description:	Ubuntu 13.10
  Release:	13.10
  Codename:	saucy
  sander@flappie:~$

  
  [   39.963577] ------------[ cut here ]------------
  [   39.963592] WARNING: CPU: 0 PID: 0 at /build/buildd/linux-3.11.0/net/sched/sch_generic.c:260 dev_watchdog+0x26a/0x280()
  [   39.963595] NETDEV WATCHDOG: eth0 (sky2): transmit queue 0 timed out
  [   39.963597] Modules linked in: pci_stub vboxpci(OF) vboxnetadp(OF) vboxnetflt(OF) vboxdrv(OF) parport_pc ppdev rfcomm bnep bluetooth joydev vesafb(F) binfmt_misc snd_hda_codec_hdmi snd_hda_codec_realtek intel_powerclamp coretemp kvm_intel kvm samsung_laptop uvcvideo videobuf2_vmalloc videobuf2_memops videobuf2_core arc4 videodev microcode snd_hda_intel snd_hda_codec snd_hwdep snd_pcm snd_page_alloc snd_seq_midi snd_seq_midi_event snd_rawmidi ath9k psmouse ath9k_common ath9k_hw serio_raw ath intel_ips mac80211 snd_seq lpc_ich snd_seq_device snd_timer snd i915 cfg80211 drm_kms_helper soundcore drm i2c_algo_bit video mac_hid lp parport hid_generic usbhid hid ahci sky2 libahci
  [   39.963661] CPU: 0 PID: 0 Comm: swapper/0 Tainted: GF          O 3.11.0-15-generic #25-Ubuntu
  [   39.963664] Hardware name: SAMSUNG ELECTRONICS CO., LTD. R530/R730/R540              /R530/R730/R540              , BIOS 08JV.M029.20100621.hkk 06/21/2010
  [   39.963666]  0000000000000009 ffff880117c03d60 ffffffff816e7375 ffff880117c03da8
  [   39.963670]  ffff880117c03d98 ffffffff81061dcd ffff880111f6e000 0000000000000000
  [   39.963673]  0000000000000000 ffff88010e7e5c80 ffff88010e7e5c00 ffff880117c03df8
  [   39.963677] Call Trace:
  [   39.963679]  <IRQ>  [<ffffffff816e7375>] dump_stack+0x45/0x56
  [   39.963694]  [<ffffffff81061dcd>] warn_slowpath_common+0x7d/0xa0
  [   39.963698]  [<ffffffff81061e3c>] warn_slowpath_fmt+0x4c/0x50
  [   39.963704]  [<ffffffff8160f9ea>] dev_watchdog+0x26a/0x280
  [   39.963708]  [<ffffffff8160f780>] ? dev_deactivate_queue.constprop.32+0x60/0x60
  [   39.963716]  [<ffffffff8106e776>] call_timer_fn+0x36/0x110
  [   39.963719]  [<ffffffff8160f780>] ? dev_deactivate_queue.constprop.32+0x60/0x60
  [   39.963723]  [<ffffffff8106f8dd>] run_timer_softirq+0x1fd/0x2b0
  [   39.963728]  [<ffffffff810673c7>] __do_softirq+0xf7/0x240
  [   39.963733]  [<ffffffff816f8c5c>] call_softirq+0x1c/0x30
  [   39.963741]  [<ffffffff81014bf5>] do_softirq+0x55/0x90
  [   39.963744]  [<ffffffff810676a5>] irq_exit+0xb5/0xc0
  [   39.963748]  [<ffffffff816f9605>] smp_apic_timer_interrupt+0x45/0x60
  [   39.963754]  [<ffffffff816f7f9d>] apic_timer_interrupt+0x6d/0x80
  [   39.963755]  <EOI>  [<ffffffff8159fe9f>] ? cpuidle_enter_state+0x4f/0xc0
  [   39.963765]  [<ffffffff8159fe98>] ? cpuidle_enter_state+0x48/0xc0
  [   39.963768]  [<ffffffff8159ffd9>] cpuidle_idle_call+0xc9/0x210
  [   39.963772]  [<ffffffff8101bafe>] arch_cpu_idle+0xe/0x30
  [   39.963778]  [<ffffffff810b54c5>] cpu_startup_entry+0xe5/0x280
  [   39.963783]  [<ffffffff816d64b7>] rest_init+0x77/0x80
  [   39.963790]  [<ffffffff81d26ef7>] start_kernel+0x40a/0x416
  [   39.963793]  [<ffffffff81d268f6>] ? repair_env_string+0x5c/0x5c
  [   39.963797]  [<ffffffff81d26120>] ? early_idt_handlers+0x120/0x120
  [   39.963800]  [<ffffffff81d265de>] x86_64_start_reservations+0x2a/0x2c
  [   39.963804]  [<ffffffff81d266e8>] x86_64_start_kernel+0x108/0x117
  [   39.963806] ---[ end trace a5bab22cccc43373 ]---
  [   39.963813] sky2 0000:06:00.0 eth0: tx timeout
  [   39.963823] sky2 0000:06:00.0 eth0: transmit ring 17 .. 20 report=17 done=17

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