[Bug 1730914] [NEW] upgrade to Ubuntu 17.10 => send_packet: Operation not permitted

[G.M.]

Public bug reported:

Hi,

Since I upgraded to Ubuntu 17.10, I have a lot of lines like the
following in my logs...

Nov  8 09:33:43 gotm dhclient[1788]: DHCPREQUEST of 192.168.30.xx on wlan8 to 192.168.30.yy port 67 (xid=0x54c31dc8)
Nov  8 09:33:43 gotm dhclient[1788]: send_packet: Operation not permitted
Nov  8 09:33:43 gotm dhclient[1788]: dhclient.c:2743: Failed to send 300 byte long packet over fallback interface.

** Affects: isc-dhcp (Ubuntu)
     Importance: Undecided
         Status: New

** Description changed:

  Hi,
  
  Since I upgraded to Ubuntu 17.10, I have a lot of lines like the
  following in my logs...
  
- Nov  8 09:33:43 gyom dhclient[1788]: DHCPREQUEST of 192.168.30.xx on wlan1 to 192.168.30.yy port 67 (xid=0x54c31dc8)
- Nov  8 09:33:43 gyom dhclient[1788]: send_packet: Operation not permitted
- Nov  8 09:33:43 gyom dhclient[1788]: dhclient.c:2743: Failed to send 300 byte long packet over fallback interface.
+ Nov  8 09:33:43 gotm dhclient[1788]: DHCPREQUEST of 192.168.30.xx on wlan8 to 192.168.30.yy port 67 (xid=0x54c31dc8)
+ Nov  8 09:33:43 gotm dhclient[1788]: send_packet: Operation not permitted
+ Nov  8 09:33:43 gotm dhclient[1788]: dhclient.c:2743: Failed to send 300 byte long packet over fallback interface.

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https://bugs.launchpad.net/bugs/1730914

Title:
  upgrade to Ubuntu 17.10 => send_packet: Operation not permitted

Status in isc-dhcp package in Ubuntu:
  New

Bug description:
  Hi,

  Since I upgraded to Ubuntu 17.10, I have a lot of lines like the
  following in my logs...

  Nov  8 09:33:43 gotm dhclient[1788]: DHCPREQUEST of 192.168.30.xx on wlan8 to 192.168.30.yy port 67 (xid=0x54c31dc8)
  Nov  8 09:33:43 gotm dhclient[1788]: send_packet: Operation not permitted
  Nov  8 09:33:43 gotm dhclient[1788]: dhclient.c:2743: Failed to send 300 byte long packet over fallback interface.

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