Public bug reported:

regression from 12.10 to 13.04
e1000e does not detect eth0 when on battery.
Detect it as soon as power plug is connected
On battery with ethernet cable:
[   11.580320] e1000e 0000:00:19.0: irq 43 for MSI/MSI-X
[   11.684122] e1000e 0000:00:19.0: irq 43 for MSI/MSI-X
[   11.684263] IPv6: ADDRCONF(NETDEV_UP): eth0: link is not ready
[   11.684728] IPv6: ADDRCONF(NETDEV_UP): eth0: link is not ready
[   11.689576] IPv6: ADDRCONF(NETDEV_UP): wlan0: link is not ready
[   11.927522] init: plymouth-stop pre-start process (2046) terminated with 
status 1
[   50.682588] audit_printk_skb: 63 callbacks suppressed
[   50.682594] type=1400 audit(1368691760.806:36): apparmor="DENIED" 
operation="open" parent=2947 profile="/usr/lib/telepathy/mission-control-5" 
name="/usr/tmp/" pid=2948 comm="mission-control" requested_mask="r" 
denied_mask="r" fsuid=1000 ouid=0

power cord inserted here

[  100.122575] NMI watchdog: enabled on all CPUs, permanently consumes one 
hw-PMU counter.
[  100.169825] e1000e 0000:00:19.0: irq 43 for MSI/MSI-X
[  100.171837] e1000e 0000:00:19.0 eth0: MAC Wakeup cause - Link Status Change
[  101.876920] e1000e: eth0 NIC Link is Up 100 Mbps Full Duplex, Flow Control: 
Rx/Tx
[  101.876928] e1000e 0000:00:19.0 eth0: 10/100 speed: disabling TSO
[  101.876968] IPv6: ADDRCONF(NETDEV_CHANGE): eth0: link becomes ready
[  103.461263] ip_tables: (C) 2000-2006 Netfilter Core Team

** Affects: ubuntu
     Importance: Undecided
         Status: New

** Package changed: gvfs (Ubuntu) => ubuntu

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https://bugs.launchpad.net/bugs/1180707

Title:
  e1000e does not work on battery, work with power cord

Status in Ubuntu:
  New

Bug description:
  regression from 12.10 to 13.04
  e1000e does not detect eth0 when on battery.
  Detect it as soon as power plug is connected
  On battery with ethernet cable:
  [   11.580320] e1000e 0000:00:19.0: irq 43 for MSI/MSI-X
  [   11.684122] e1000e 0000:00:19.0: irq 43 for MSI/MSI-X
  [   11.684263] IPv6: ADDRCONF(NETDEV_UP): eth0: link is not ready
  [   11.684728] IPv6: ADDRCONF(NETDEV_UP): eth0: link is not ready
  [   11.689576] IPv6: ADDRCONF(NETDEV_UP): wlan0: link is not ready
  [   11.927522] init: plymouth-stop pre-start process (2046) terminated with 
status 1
  [   50.682588] audit_printk_skb: 63 callbacks suppressed
  [   50.682594] type=1400 audit(1368691760.806:36): apparmor="DENIED" 
operation="open" parent=2947 profile="/usr/lib/telepathy/mission-control-5" 
name="/usr/tmp/" pid=2948 comm="mission-control" requested_mask="r" 
denied_mask="r" fsuid=1000 ouid=0

  power cord inserted here

  [  100.122575] NMI watchdog: enabled on all CPUs, permanently consumes one 
hw-PMU counter.
  [  100.169825] e1000e 0000:00:19.0: irq 43 for MSI/MSI-X
  [  100.171837] e1000e 0000:00:19.0 eth0: MAC Wakeup cause - Link Status Change
  [  101.876920] e1000e: eth0 NIC Link is Up 100 Mbps Full Duplex, Flow 
Control: Rx/Tx
  [  101.876928] e1000e 0000:00:19.0 eth0: 10/100 speed: disabling TSO
  [  101.876968] IPv6: ADDRCONF(NETDEV_CHANGE): eth0: link becomes ready
  [  103.461263] ip_tables: (C) 2000-2006 Netfilter Core Team

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