I only have bridge create by LXD, libvirtd, docker0 but none of these
are in the netplan
mastier@drakkar:~$ sudo grep -iHR bridge /etc/netplan/
mastier@drakkar:~$ echo $?
1
mastier@drakkar:~$ brctl show
bridge name bridge id STP enabled interfaces
br-151565677dbc 8000.02428964dc22 no
docker0 8000.02426676e6de no
lxdbr0 8000.00163e39b254 no tape65db9ea
veth3d333b46
veth6f7aa874
veth86de7fd3
veth9ef379a2
vethaaf09f1d
lxdbr1 8000.00163e5ed031 no
mpbr0 8000.00163ea087b8 no
virbr0 8000.525400411d62 yes
Also with newer kernel no change
mastier@drakkar:~$ sudo ip l sh eno1
2: eno1: <BROADCAST,MULTICAST> mtu 1500 qdisc mq state DOWN mode DEFAULT group
default qlen 1000
link/ether a0:36:bc:ac:f6:8a brd ff:ff:ff:ff:ff:ff
altname enp7s0
mastier@drakkar:~$ sudo ip l s l dev eno1 up
RTNETLINK answers: No such device
mastier@drakkar:~$ uname -r
6.11.0-28-generic
--
You received this bug notification because you are a member of Kernel
Packages, which is subscribed to linux-hwe-6.11 in Ubuntu.
https://bugs.launchpad.net/bugs/2107548
Title:
igc driver does not survive ram suspend on hwe-6.11
Status in linux-hwe-6.11 package in Ubuntu:
Incomplete
Status in linux-hwe-6.11 source package in Noble:
Incomplete
Bug description:
When resuming from ram suspend the the 2.5Gb Intel built-in card does not
work (I-226V)
```
$ lspci |grep Ethernet
07:00.0 Ethernet controller: Intel Corporation Ethernet Controller I226-V
(rev 06)
```
```
mastier@drakkar:~$ sudo ip l sh eno1
23: eno1: <BROADCAST,MULTICAST> mtu 1500 qdisc mq state DOWN mode DEFAULT
group default qlen 1000
link/ether a0:36:bc:ac:f6:8a brd ff:ff:ff:ff:ff:ff
altname enp7s0
mastier@drakkar:~$ sudo ip l s l dev eno1 up
RTNETLINK answers: No such device
mastier@drakkar:~$ sudo ip l sh eno1
23: eno1: <BROADCAST,MULTICAST> mtu 1500 qdisc mq state DOWN mode DEFAULT
group default qlen 1000
link/ether a0:36:bc:ac:f6:8a brd ff:ff:ff:ff:ff:ff
altname enp7s0
```
The fix is re-insert module
```
[ 2687.927233] igc 0000:07:00.0 eno1: PHC removed
[ 2692.020030] igc 0000:07:00.0: PTM enabled, 4ns granularity
[ 2692.048418] igc 0000:07:00.0 (unnamed net_device) (uninitialized): PHC
added
[ 2692.073239] igc 0000:07:00.0: 4.000 Gb/s available PCIe bandwidth (5.0
GT/s PCIe x1 link)
[ 2692.073250] igc 0000:07:00.0 eth0: MAC: a0:36:bc:ac:f6:8a
[ 2692.076482] igc 0000:07:00.0 eno1: renamed from eth0
[ 2695.587200] igc 0000:07:00.0 eno1: NIC Link is Up 2500 Mbps Full Duplex,
Flow Control: RX
[ 6041.407826] igc 0000:07:00.0 eno1: PHC removed
[ 6060.445029] igc 0000:07:00.0: PTM enabled, 4ns granularity
[ 6060.473313] igc 0000:07:00.0 (unnamed net_device) (uninitialized): PHC
added
[ 6060.500429] igc 0000:07:00.0: 4.000 Gb/s available PCIe bandwidth (5.0
GT/s PCIe x1 link)
[ 6060.500444] igc 0000:07:00.0 eth0: MAC: a0:36:bc:ac:f6:8a
[ 6060.504291] igc 0000:07:00.0 eno1: renamed from eth0
[ 6063.991791] igc 0000:07:00.0 eno1: NIC Link is Up 2500 Mbps Full Duplex,
Flow Control: RX
```
After that it works back again
```
20: eno1: <BROADCAST,MULTICAST,UP,LOWER_UP> mtu 1500 qdisc mq state UP group
default qlen 1000
link/ether a0:36:bc:ac:f6:8a brd ff:ff:ff:ff:ff:ff
altname enp7s0
inet 192.168.101.153/24 brd 192.168.101.255 scope global dynamic
noprefixroute eno1
valid_lft 86359sec preferred_lft 86359sec
inet6 fe80::a236:bcff:feac:f68a/64 scope link
valid_lft forever preferred_lft forever
```
ProblemType: Bug
DistroRelease: Ubuntu 24.04
Package: linux-image-6.11.0-21-generic 6.11.0-21.21~24.04.1+1
ProcVersionSignature: Ubuntu 6.11.0-21.21~24.04.1-generic 6.11.11
Uname: Linux 6.11.0-21-generic x86_64
NonfreeKernelModules: zfs
ApportVersion: 2.28.1-0ubuntu3.5
Architecture: amd64
CRDA: N/A
CasperMD5CheckResult: unknown
CurrentDesktop: ubuntu:GNOME
Date: Thu Apr 17 11:27:12 2025
MachineType: ASUS System Product Name
ProcEnviron:
LANG=en_US.UTF-8
PATH=(custom, no user)
SHELL=/bin/bash
TERM=xterm-256color
XDG_RUNTIME_DIR=<set>
ProcFB: 0 i915drmfb
ProcKernelCmdLine: BOOT_IMAGE=/BOOT/ubuntu_1mwuiv@/vmlinuz-6.11.0-21-generic
root=ZFS=rpool/ROOT/ubuntu_1mwuiv ro init_on_alloc=0 intel_iommu=on iommu=pt
vfio-pci.ids=10de:2504,10de:228e modprobe.blacklist=nouveau
modprobe.blacklist=nvidia quiet
PulseList: Error: command ['pacmd', 'list'] failed with exit code 1: No
PulseAudio daemon running, or not running as session daemon.
RelatedPackageVersions:
linux-restricted-modules-6.11.0-21-generic N/A
linux-backports-modules-6.11.0-21-generic N/A
linux-firmware 20240318.git3b128b60-0ubuntu2.11
SourcePackage: linux-hwe-6.11
UpgradeStatus: Upgraded to noble on 2024-09-05 (224 days ago)
dmi.bios.date: 10/30/2024
dmi.bios.release: 18.5
dmi.bios.vendor: American Megatrends Inc.
dmi.bios.version: 1805
dmi.board.asset.tag: Default string
dmi.board.name: PRIME Z790-A WIFI
dmi.board.vendor: ASUSTeK COMPUTER INC.
dmi.board.version: Rev 1.xx
dmi.chassis.asset.tag: Default string
dmi.chassis.type: 3
dmi.chassis.vendor: Default string
dmi.chassis.version: Default string
dmi.modalias:
dmi:bvnAmericanMegatrendsInc.:bvr1805:bd10/30/2024:br18.5:svnASUS:pnSystemProductName:pvrSystemVersion:rvnASUSTeKCOMPUTERINC.:rnPRIMEZ790-AWIFI:rvrRev1.xx:cvnDefaultstring:ct3:cvrDefaultstring:skuSKU:
dmi.product.family: To be filled by O.E.M.
dmi.product.name: System Product Name
dmi.product.sku: SKU
dmi.product.version: System Version
dmi.sys.vendor: ASUS
mtime.conffile..etc.logrotate.d.apport: 2023-08-24T03:09:53.125138
To manage notifications about this bug go to:
https://bugs.launchpad.net/ubuntu/+source/linux-hwe-6.11/+bug/2107548/+subscriptions
--
Mailing list: https://launchpad.net/~kernel-packages
Post to : [email protected]
Unsubscribe : https://launchpad.net/~kernel-packages
More help : https://help.launchpad.net/ListHelp
