Confirming that this happens to me as well on a Sager NP7338. I'll update my kernel to 3.16.0 and see if it helps. In the mean time, this is my current configuration:
Ubuntu 14.04
lshw -C network *-network description: Wireless interface product: Wireless 7260 vendor: Intel Corporation physical id: 0 bus info: pci@0000:03:00.0 logical name: wlan0 version: 73 serial: f8:16:54:87:59:9c width: 64 bits clock: 33MHz capabilities: pm msi pciexpress bus_master cap_list ethernet physical wireless configuration: broadcast=yes driver=iwlwifi driverversion=3.13.0-37-generic firmware=22.24.8.0 ip=192.168.25.11 latency=0 link=yes multicast=yes wireless=IEEE 802.11abgn resources: irq:49 memory:f7900000-f7901fff
Linux 3.13.0-37-generic Linux-firmware 1.127 (it is worse with 1.127.8)
Confirming that this happens to me as well on a Sager NP7338. I'll update my kernel to 3.16.0 and see if it helps. In the mean time, this is my current configuration:
Ubuntu 14.04
lshw -C network
capabilities: pm msi pciexpress bus_master cap_list ethernet physical wireless
configuration: broadcast=yes driver=iwlwifi driverversion= 3.13.0- 37-generic firmware=22.24.8.0 ip=192.168.25.11 latency=0 link=yes multicast=yes wireless=IEEE 802.11abgn f7900000- f7901fff
*-network
description: Wireless interface
product: Wireless 7260
vendor: Intel Corporation
physical id: 0
bus info: pci@0000:03:00.0
logical name: wlan0
version: 73
serial: f8:16:54:87:59:9c
width: 64 bits
clock: 33MHz
resources: irq:49 memory:
Linux 3.13.0-37-generic
Linux-firmware 1.127 (it is worse with 1.127.8)