*** This bug is a duplicate of bug 1873512 ***
    https://bugs.launchpad.net/bugs/1873512

Public bug reported:

Since kernel version 5.4.0-24 there is no wired network interface (eth0)
on my dell-laptop. With 5.4.0-21 it still worked.

My network interface:

01:00.0 Ethernet controller: Realtek Semiconductor Co., Ltd. RTL810xE
PCI Express Fast Ethernet controller (rev 05)

dmesg | grep r8
[    0.102496] percpu: Embedded 54 pages/cpu s184320 r8192 d28672 u262144
[    0.102507] pcpu-alloc: s184320 r8192 d28672 u262144 alloc=1*2097152
[    1.181324] r8169 0000:01:00.0: can't disable ASPM; OS doesn't have ASPM 
control
[    1.185944] libphy: r8169: probed
[    1.185948] r8169 0000:01:00.0: realtek.ko not loaded, maybe it needs to be 
added to initramfs?
[    1.205058] r8169: probe of 0000:01:00.0 failed with error -49

ProblemType: Bug
DistroRelease: Ubuntu 20.04
Package: linux-image-5.4.0-24-generic 5.4.0-24.28
ProcVersionSignature: Ubuntu 5.4.0-24.28-generic 5.4.30
Uname: Linux 5.4.0-24-generic x86_64
NonfreeKernelModules: wl
ApportVersion: 2.20.11-0ubuntu27
Architecture: amd64
AudioDevicesInUse:
 USER        PID ACCESS COMMAND
 /dev/snd/controlC0:  alex       1998 F.... pulseaudio
CasperMD5CheckResult: skip
CurrentDesktop: ubuntu:GNOME
Date: Sat Apr 18 10:42:37 2020
InstallationDate: Installed on 2013-04-06 (2568 days ago)
InstallationMedia: Ubuntu 13.04 "Raring Ringtail" - Alpha amd64 (20130328)
MachineType: Dell Inc. Inspiron 3521
ProcFB: 0 i915drmfb
ProcKernelCmdLine: BOOT_IMAGE=/boot/vmlinuz-5.4.0-24-generic 
root=UUID=839ab8e7-b938-4031-b40a-8304aaf855b3 ro video.use_native_backlight=1 
quiet splash acpi_osi=Linux vt.handoff=7
RelatedPackageVersions:
 linux-restricted-modules-5.4.0-24-generic N/A
 linux-backports-modules-5.4.0-24-generic  N/A
 linux-firmware                            1.187
SourcePackage: linux
StagingDrivers: ashmem_linux
UpgradeStatus: Upgraded to focal on 2020-04-15 (2 days ago)
dmi.bios.date: 07/31/2015
dmi.bios.vendor: Dell Inc.
dmi.bios.version: A14
dmi.board.name: 0010T1
dmi.board.vendor: Dell Inc.
dmi.board.version: A00
dmi.chassis.type: 8
dmi.chassis.vendor: Dell Inc.
dmi.chassis.version: A14
dmi.modalias: 
dmi:bvnDellInc.:bvrA14:bd07/31/2015:svnDellInc.:pnInspiron3521:pvrA14:rvnDellInc.:rn0010T1:rvrA00:cvnDellInc.:ct8:cvrA14:
dmi.product.family: 103C_5335KV
dmi.product.name: Inspiron 3521
dmi.product.sku: Inspiron 3521
dmi.product.version: A14
dmi.sys.vendor: Dell Inc.

** Affects: linux (Ubuntu)
     Importance: Undecided
         Status: Confirmed


** Tags: amd64 apport-bug focal staging wayland-session

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https://bugs.launchpad.net/bugs/1873552

Title:
  No wired network since 5.4.0-24 (r8169)

Status in linux package in Ubuntu:
  Confirmed

Bug description:
  Since kernel version 5.4.0-24 there is no wired network interface
  (eth0) on my dell-laptop. With 5.4.0-21 it still worked.

  My network interface:

  01:00.0 Ethernet controller: Realtek Semiconductor Co., Ltd. RTL810xE
  PCI Express Fast Ethernet controller (rev 05)

  dmesg | grep r8
  [    0.102496] percpu: Embedded 54 pages/cpu s184320 r8192 d28672 u262144
  [    0.102507] pcpu-alloc: s184320 r8192 d28672 u262144 alloc=1*2097152
  [    1.181324] r8169 0000:01:00.0: can't disable ASPM; OS doesn't have ASPM 
control
  [    1.185944] libphy: r8169: probed
  [    1.185948] r8169 0000:01:00.0: realtek.ko not loaded, maybe it needs to 
be added to initramfs?
  [    1.205058] r8169: probe of 0000:01:00.0 failed with error -49

  ProblemType: Bug
  DistroRelease: Ubuntu 20.04
  Package: linux-image-5.4.0-24-generic 5.4.0-24.28
  ProcVersionSignature: Ubuntu 5.4.0-24.28-generic 5.4.30
  Uname: Linux 5.4.0-24-generic x86_64
  NonfreeKernelModules: wl
  ApportVersion: 2.20.11-0ubuntu27
  Architecture: amd64
  AudioDevicesInUse:
   USER        PID ACCESS COMMAND
   /dev/snd/controlC0:  alex       1998 F.... pulseaudio
  CasperMD5CheckResult: skip
  CurrentDesktop: ubuntu:GNOME
  Date: Sat Apr 18 10:42:37 2020
  InstallationDate: Installed on 2013-04-06 (2568 days ago)
  InstallationMedia: Ubuntu 13.04 "Raring Ringtail" - Alpha amd64 (20130328)
  MachineType: Dell Inc. Inspiron 3521
  ProcFB: 0 i915drmfb
  ProcKernelCmdLine: BOOT_IMAGE=/boot/vmlinuz-5.4.0-24-generic 
root=UUID=839ab8e7-b938-4031-b40a-8304aaf855b3 ro video.use_native_backlight=1 
quiet splash acpi_osi=Linux vt.handoff=7
  RelatedPackageVersions:
   linux-restricted-modules-5.4.0-24-generic N/A
   linux-backports-modules-5.4.0-24-generic  N/A
   linux-firmware                            1.187
  SourcePackage: linux
  StagingDrivers: ashmem_linux
  UpgradeStatus: Upgraded to focal on 2020-04-15 (2 days ago)
  dmi.bios.date: 07/31/2015
  dmi.bios.vendor: Dell Inc.
  dmi.bios.version: A14
  dmi.board.name: 0010T1
  dmi.board.vendor: Dell Inc.
  dmi.board.version: A00
  dmi.chassis.type: 8
  dmi.chassis.vendor: Dell Inc.
  dmi.chassis.version: A14
  dmi.modalias: 
dmi:bvnDellInc.:bvrA14:bd07/31/2015:svnDellInc.:pnInspiron3521:pvrA14:rvnDellInc.:rn0010T1:rvrA00:cvnDellInc.:ct8:cvrA14:
  dmi.product.family: 103C_5335KV
  dmi.product.name: Inspiron 3521
  dmi.product.sku: Inspiron 3521
  dmi.product.version: A14
  dmi.sys.vendor: Dell Inc.

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