Realtek Wifi card rtl8723be [10ec:b723] WiFi does not work with Xenial-4.8 and Yakkety

[Taihsiang Ho]

Install 16.04.2 or 16.10 on HP 245 G4 Notebook PC and its wifi RTL8723BE PCIe Wireless Network Adapter [10ec:b723] does not work.

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$ lspci -knn

05:00.0 Network controller [0280]: Realtek Semiconductor Co., Ltd. RTL8723BE PCIe Wireless Network Adapter [10ec:b723]
        DeviceName:
        Subsystem: Hewlett-Packard Company RTL8723BE PCIe Wireless Network Adapter [103c:804c]
        Kernel driver in use: rtl8723be
        Kernel modules: rtl8723be

ProblemType: Bug
DistroRelease: Ubuntu 16.10
Package: linux-image-4.8.0-52-generic 4.8.0-52.55
ProcVersionSignature: Ubuntu 4.8.0-52.55-generic 4.8.17
Uname: Linux 4.8.0-52-generic x86_64
ApportVersion: 2.20.3-0ubuntu8.2
Architecture: amd64
AudioDevicesInUse:
 USER PID ACCESS COMMAND
 /dev/snd/controlC1: ubuntu 1929 F.... pulseaudio
 /dev/snd/controlC0: ubuntu 1929 F.... pulseaudio
Date: Wed May 10 06:17:41 2017
HibernationDevice: RESUME=UUID=f3e58c36-a649-4db0-afb8-19d4acc491c0
InstallationDate: Installed on 2017-05-05 (4 days ago)
InstallationMedia: Ubuntu 16.10 "Yakkety Yak" - Release amd64 (20161012.2)
MachineType: Hewlett-Packard Test product name
ProcFB: 0 radeondrmfb
ProcKernelCmdLine: BOOT_IMAGE=/boot/vmlinuz-4.8.0-52-generic root=UUID=c1ee6ec3-1d6c-4bcc-92a2-b3996ef451a3 ro rootdelay=60 quiet splash initcall_debug net.ifnames=0 vt.handoff=7
RelatedPackageVersions:
 linux-restricted-modules-4.8.0-52-generic N/A
 linux-backports-modules-4.8.0-52-generic N/A
 linux-firmware 1.161.1
SourcePackage: linux
UpgradeStatus: No upgrade log present (probably fresh install)
dmi.bios.date: 07/15/2015
dmi.bios.vendor: Insyde
dmi.bios.version: B.18
dmi.board.asset.tag: Base Board Asset Tag
dmi.board.name: 8133
dmi.board.vendor: Hewlett-Packard
dmi.board.version: KBC Version 98.0C
dmi.chassis.asset.tag: 75214P108U
dmi.chassis.type: 10
dmi.chassis.vendor: Hewlett-Packard
dmi.chassis.version: Chassis Version
dmi.modalias: dmi:bvnInsyde:bvrB.18:bd07/15/2015:svnHewlett-Packard:pnTestproductname:pvrType1ProductConfigId:rvnHewlett-Packard:rn8133:rvrKBCVersion98.0C:cvnHewlett-Packard:ct10:cvrChassisVersion:
dmi.product.name: Test product name
dmi.product.version: Type1ProductConfigId
dmi.sys.vendor: Hewlett-Packard

[Brad Figg (brad-figg)]

This change was made by a bot.

[Joseph Salisbury (jsalisbury)]

Is this bug only happening with 4.8 based kernels? Does the bug happen with Zesty?