** Also affects: linux-hwe (Ubuntu) Importance: Undecided Status: New
-- You received this bug notification because you are a member of Ubuntu Touch seeded packages, which is subscribed to alsa-driver in Ubuntu. https://bugs.launchpad.net/bugs/1663050 Title: Intel 7265 wireless device disconnect: link is not ready Status in alsa-driver package in Ubuntu: Confirmed Status in linux-hwe package in Ubuntu: Confirmed Bug description: The wifi device disconnect sometime randomly or sometime when switching hotspot with the following dmesg output: [ 1039.212949] iwlwifi 0000:01:00.0: L1 Enabled - LTR Enabled [ 1039.213503] iwlwifi 0000:01:00.0: L1 Enabled - LTR Enabled [ 1039.221549] pcieport 0000:00:1c.0: AER: Corrected error received: id=00e0 [ 1039.221561] pcieport 0000:00:1c.0: PCIe Bus Error: severity=Corrected, type=Physical Layer, id=00e0(Receiver ID) [ 1039.221566] pcieport 0000:00:1c.0: device [8086:9d14] error status/mask=00000001/00002000 [ 1039.221569] pcieport 0000:00:1c.0: [ 0] Receiver Error (First) [ 1039.239086] IPv6: ADDRCONF(NETDEV_UP): wlp1s0: link is not ready The device at pcieport 0000:00:1c.0 seems to be the Intel 7265 wireless: $ lspci -tv -[0000:00]-+-00.0 Intel Corporation Device 5904 +-02.0 Intel Corporation Device 5916 +-14.0 Intel Corporation Sunrise Point-LP USB 3.0 xHCI Controller +-14.2 Intel Corporation Sunrise Point-LP Thermal subsystem +-16.0 Intel Corporation Sunrise Point-LP CSME HECI #1 +-17.0 Intel Corporation Sunrise Point-LP SATA Controller [AHCI mode] +-1c.0-[01]----00.0 Intel Corporation Wireless 7265 +-1d.0-[02]----00.0 Samsung Electronics Co Ltd NVMe SSD Controller +-1f.0 Intel Corporation Device 9d58 +-1f.2 Intel Corporation Sunrise Point-LP PMC +-1f.3 Intel Corporation Device 9d71 \-1f.4 Intel Corporation Sunrise Point-LP SMBus To allow the device to connect again I use the following: $ sudo systemctl restart network-manager.service That said, the pcieport 0000:00:1c.0 dmesg outputs sometimes appears without affecting the wifi connection... $ lsb_release -rd Description: Ubuntu 16.04.1 LTS Release: 16.04 $ inxi -Abd System: Host: 710s Kernel: 4.4.0-62-generic x86_64 (64 bit) Desktop: Unity 7.4.0 Distro: Ubuntu 16.04 xenial Machine: System: LENOVO (portable) product: 80VQ v: Lenovo ideapad 710S-13IKB Mobo: LENOVO model: Lenovo ideapad 710S-13IKB v: SDK0J40709 WIN Bios: LENOVO v: 3HCN12S2 date: 10/07/2016 CPU: Dual core Intel Core i7-7500U (-HT-MCP-) speed/max: 600/2701 MHz Graphics: Card: Intel Device 5916 Display Server: X.Org 1.18.4 drivers: intel (unloaded: fbdev,vesa) Resolution: 1920x1080@60.02hz GLX Renderer: Mesa DRI Intel Kabylake GT2 GLX Version: 3.0 Mesa 11.2.0 Audio: Card Intel Device 9d71 driver: snd_hda_intel Sound: ALSA v: k4.4.0-62-generic Network: Card: Intel Wireless 7265 driver: iwlwifi Drives: HDD Total Size: NA (-) ID-1: /dev/nvme0n1 model: N/A size: 256.1GB Optical: No optical drives detected. Info: Processes: 244 Uptime: 34 min Memory: 2000.8/7876.3MB Client: Shell (bash) inxi: 2.2.35 To manage notifications about this bug go to: https://bugs.launchpad.net/ubuntu/+source/alsa-driver/+bug/1663050/+subscriptions -- Mailing list: https://launchpad.net/~touch-packages Post to : touch-packages@lists.launchpad.net Unsubscribe : https://launchpad.net/~touch-packages More help : https://help.launchpad.net/ListHelp