If you look into https://bugs.launchpad.net/ubuntu/+source/linux/+bug/1034740/comments/6 above, look for
Aug 14 10:28:24 thinkpad kernel: [ 1511.378867] iwlwifi 0000:02:00.0: Command REPLY_TX_LINK_QUALITY_CMD failed: FW Error Aug 14 10:28:25 thinkpad kernel: [ 1512.382271] iwlwifi 0000:02:00.0: fail to flush all tx fifo queues Aug 14 10:28:25 thinkpad kernel: [ 1512.382335] iwlwifi 0000:02:00.0: Command SENSITIVITY_CMD failed: FW Error Aug 14 10:28:25 thinkpad kernel: [ 1512.382343] iwlwifi 0000:02:00.0: Command SENSITIVITY_CMD failed: FW Error This seems like a FW bug. The forum post mentioned in https://bugs.launchpad.net/ubuntu/+source/linux/+bug/1034740/comments/6 hints at these two references: https://bbs.archlinux.org/viewtopic.php?id=125486 http://bugzilla.intellinuxwireless.org/show_bug.cgi?id=2314 Are you going to handle this with Intel? TIA Alex ** Bug watch added: bugzilla.intellinuxwireless.org/ #2314 http://bugzilla.intellinuxwireless.org/show_bug.cgi?id=2314 ** Also affects: linux via http://bugzilla.intellinuxwireless.org/show_bug.cgi?id=2314 Importance: Unknown Status: Unknown -- You received this bug notification because you are a member of Ubuntu Bugs, which is subscribed to Ubuntu. https://bugs.launchpad.net/bugs/1034740 Title: iwlwifi drops connection when using 802.11n To manage notifications about this bug go to: https://bugs.launchpad.net/linux/+bug/1034740/+subscriptions -- ubuntu-bugs mailing list ubuntu-bugs@lists.ubuntu.com https://lists.ubuntu.com/mailman/listinfo/ubuntu-bugs