Hi James,
We are using ovn 22.03 on top of focal from this repo [0] which seems to not
have been updated to have the fix for the CVE described here.
Would it be possible for that to get an update as well?
Thank you!
[0] http://ubuntu-cloud.archive.canonical.com/ubuntu/dists/focal-
repro steps attached
** Attachment added: "repro 1959441"
https://bugs.launchpad.net/cloud-archive/+bug/1959441/+attachment/5564953/+files/repro_1959441.sh
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[Impact]
In an OpenStack Kolla deployment, the OVN controller container gets
restarted when this bug is hit, and it can impact all compute nodes.
The patches linked are already backported and present in the v21 ovn
series.
This patch fixes this issue by cloning the hmap 'flood_remove_nodes' and
apport information
** Attachment added: "acpidump.txt"
https://bugs.launchpad.net/bugs/1954924/+attachment/5547815/+files/acpidump.txt
** Description changed:
Setup is comprised of multiple compute nodes in an OpenStack setup, all
nodes being connected to a SAN storage through FC.
+
apport information
** Attachment added: "WifiSyslog.txt"
https://bugs.launchpad.net/bugs/1954924/+attachment/5547814/+files/WifiSyslog.txt
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apport information
** Attachment added: "UdevDb.txt"
https://bugs.launchpad.net/bugs/1954924/+attachment/5547813/+files/UdevDb.txt
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Title:
apport information
** Attachment added: "ProcModules.txt"
https://bugs.launchpad.net/bugs/1954924/+attachment/5547812/+files/ProcModules.txt
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apport information
** Attachment added: "ProcInterrupts.txt"
https://bugs.launchpad.net/bugs/1954924/+attachment/5547811/+files/ProcInterrupts.txt
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apport information
** Attachment added: "ProcEnviron.txt"
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apport information
** Attachment added: "ProcCpuinfoMinimal.txt"
https://bugs.launchpad.net/bugs/1954924/+attachment/5547809/+files/ProcCpuinfoMinimal.txt
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apport information
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Title:
apport information
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Title:
apport information
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Title:
apport information
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apport information
** Attachment added: "CurrentDmesg.txt"
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apport information
** Attachment added: "Lspci.txt"
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Title:
apport information
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Title:
Public bug reported:
Setup is comprised of multiple compute nodes in an OpenStack setup, all
nodes being connected to a SAN storage through FC.
Env specs:
Ubuntu-Server 20.04.3 LTS
Kernel: 5.4.0-89-generic
CPU: AMD EPYC 7H12
At random times we observe the nodes getting locked up, system load is
** Changed in: linux-azure (Ubuntu)
Status: New => Confirmed
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Title:
[Hyper-V] pick-up hv_netvsc commit in linux-azure 4.15
To manage
Public bug reported:
Please include this missing commit.
We need it in the Xenial 16.04 linux-azure kernel series 4.15.
https://git.kernel.org/pub/scm/linux/kernel/git/next/linux-next.git/commit/?id=273de02ae7d828d72d66eb5fce181e1f3f96d0cd
hv_netvsc: Add handlers for ethtool get/set msg level
Issue remains in latest 4.15.0-1040-azure.
No new version for kdump-tools - latest 1.5.5-2ubuntu1.6.
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Title:
[Hyper-V] kdump is broken on trusty
Public bug reported:
In Bionic azure-edge proposed kernel 4.18.0-1008 we're observing an issue that
got carried from upstream.
This is the first version we checked specifically for this issue, we don't have
yet a good/bad proposed comparison set of versions.
linux-next-5.0.0-9673b4a-20012019
We have worked around this by doing dry test installs of azure kernel inside
containers, and wait until that is successfully getting installed.
We also tried to look for a set of packages for linux-azure - from linux-azure,
headers, image, but that also didn't help.
I wasn't aware of
This does look resolved on WS2016 and Azure.
However, SR-IOV is broken in another way now on WS2019.
Affected proposed kernels:
- cosmic proposed
- bionic proposed edge - 4.18 based.
Tested this with cosmic linux-azure 4.18.0.1006.7 from proposed, same vhd:
- SR-IOV with Mellanox CX3 works fine
** Changed in: linux (Ubuntu)
Status: Incomplete => Confirmed
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Title:
apt repository in proposed packages availability issue
To manage
Public bug reported:
We have a watcher that does the following:
- verifies if any linux-azure kernels have been published in proposed repo.
- if it detects one, it will install.
The problem we have is that even though we detect a new kernel in proposed, the
installation of it will fail as there
"Just to confirm, the 4.18 kernel you see this bug in is the standard Ubuntu
kernel?"
> A: this first was seen in the daily cosmic 18.10 images (before RTM), and
> when azure-edge kernels were created we've seen this problem on those as well.
That being azure-edge for Bionic for example, not
Public bug reported:
While testing linux-azure 4.15.0-1032 kernel from proposed we found that
kdump is no longer working as expected, on trusty only.
Here are some info and versions.
We'll have to verify a few more scenarios with other images and try to isolate
this, but as least the kdump on
If you can point me to the ubuntu kernel sources where we can see how
the 4.15 and 4.18 kernels are found then I can check if a bisect would
be possible as such.
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What I know is that this is working in azure kernels 4.15 series, but
not in 4.18 since we got the dailies with it for Cosmic.
>From the ubuntu kernel tree if these versions are separate branches then
I don't know how a bisect would work...
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Joseph Salisbury, can you please mark this for Bionic as well?
I see this remained for generic Ubuntu, but it affects all releases that use
netplan.
** Summary changed:
- [Hyper-V] Ubuntu 17.10 hv_set_ifconfig fails due to new netplan configuration
+ [Hyper-V] hv_set_ifconfig fails due to new
Missed the reply on this thread, my apologies.
I tried now to install the packages from those ppa's, however apt will not
detect the kernels.
I've added the ppa repo and did an #apt update, but apt will then not detect
neither of the kernels, so I mus t be doing something wrong.
On another
Issue with 'Invalid kvp dependency scripts path /usr/libexec/hypervkvpd'
remains in latest kernel-image bionic 4.15.0-38.41.
Verified azure-kernel 4.15.0-1030.31 for bionic, same VM and environment, and
the issue does *not* appear.
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Bug is now carried in linux-azure-edge kernels on the 4.18 tree, these
should not be published to release further from proposed.
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https://bugs.launchpad.net/bugs/1794477
Title:
Joe, for the 2nd issue initially reported here, about "After the KVP daemon is
being started the following messages appear".
We've noticed a regression for this in 18.10 - daily's and even GA.
Can you please add Cosmic 18.10 to the bug here and re-open or should I send a
new bug report for it?
** Summary changed:
- [Azure] Accelerated networking broken in 18.10 daily
+ Accelerated networking (SR-IOV VF) broken in 18.10 daily
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Title:
This is now broken also on Hyper-V VMs, tested with 4.18.0-8-generic and
daily 18.10 server
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Title:
[Azure] Accelerated networking broken in
This behavior is still seen even in 4.18.0.1002 proposed azure kernel
for Cosmic 18.10 release (daily builds).
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Title:
[Hyper-V] Dynamic Memory
** Description changed:
While testing Ubuntu 18.10 daily from cloud-images repo, on Azure, we
discovered that accelerated networking wasn’t working inside the VM.
No VF shows up inside the VM and lspci didn’t show any Mellanox drivers in
use.
We tested the daily build on Hyper-V also, but
Public bug reported:
While testing Ubuntu 18.10 daily from cloud-images repo, on Azure, we
discovered that accelerated networking wasn’t working inside the VM.
No VF shows up inside the VM and lspci didn’t show any Mellanox drivers in use.
We tested the daily build on Hyper-V also, but there the
** Changed in: linux (Ubuntu)
Status: Fix Committed => Fix Released
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Title:
[Hyper-V] include kvp fix for Avoid reading past allocated
Joe, Brad - I see this bug still reads 'committed' for bionic.
Looking for a Fix released for all so that we can close it.
Thank you!
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Title:
** Changed in: linux (Ubuntu Bionic)
Status: Fix Committed => Fix Released
** Changed in: linux (Ubuntu)
Status: Fix Committed => Fix Released
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** Changed in: linux (Ubuntu)
Status: Incomplete => Confirmed
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Title:
[Hyper-V] KVP daemon crashes at startup
To manage notifications
** Changed in: linux (Ubuntu)
Status: Incomplete => Confirmed
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Title:
[Hyper-V] patches for SR-IOV post-bionic GA
To manage
Public bug reported:
For 18.04 we're seeing some SR-IOV functionality issues.
Please pick these patches for the next SRU.
Some of them are in ubuntu master-next tree, but still wanting to track these
for inclusion into 18.04 kernel.
"PCI: hv: Fix 2 hang issues in hv_compose_msi_msg()" is the
** Changed in: linux (Ubuntu)
Status: Incomplete => Confirmed
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Title:
[Hyper-V] KVP daemon fails to start
To manage notifications about
The change is looking fine in artful proposed 4.13.0.39.42 kernel. bug
status changed to verification-done
** Tags removed: verification-needed-artful
** Tags added: verification-done-artful
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** Summary changed:
- [Hyper-V] Dynamic Memory HotAdd memory demand increases very fast to maximum
and logs show call trace messages
+ [Hyper-V] Dynamic Memory HotAdd memory demand increases very fast to maximum
** Changed in: linux (Ubuntu)
Status: Incomplete => Confirmed
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Yes, please pick it in linux-azure Xenial 4.13.
This is not present in current 4.13.0-1012.14 proposed.
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Title:
[Hyper-V] include kvp fix for
Please apply it to both kernels/releases.
Thank you!
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Title:
[Hyper-V] include kvp fix for Avoid reading past allocated blocks from
KVP file
** Changed in: linux (Ubuntu)
Status: Incomplete => Confirmed
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Title:
[Hyper-V] include kvp fix for Avoid reading past allocated blocks
Public bug reported:
Please pick this upstream commit in 18.04 release.
This is required if a large number of records are injected into a pool, which
can cause the kvp daemon to crash.
We found this to be missing from bionic server daily image.
hv: kvp: Avoid reading past allocated blocks from
Adding this issue here, as in the past we saw linked issues between
netvsc reload and mtu change.
The same hung task failure occurs when changing the MTU on the
interface.
Repro steps:
ip link set dev eth0 mtu 3000
ip link set dev eth0 mtu 4500
At this point the command will hang and then run
Public bug reported:
On proposed 4.13.0-1001.1 linux-azure kernel reloading the netvsc module
will cause the VM network to stop working on WS2016.
Manual repro is easy, start a VM with that kernel and run:
modprobe -r hv_netvsc
modprobe hv_netvsc
At this point the command will hang and after 2
We do not have a clear repro on this issue, but recently there have been
several fixes for rescind, so those might help.
Let's close this for the time being.
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** Summary changed:
- hv_set_ifconfig fails due to new netplan configuration
+ [Hyper-V] Ubuntu 17.10 hv_set_ifconfig fails due to new netplan configuration
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** Tags added: hyper-v
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Title:
hv_set_ifconfig fails due to new netplan configuration
To manage notifications about this bug go to:
The same happens on 4.4.0-40 kernel, I think this goes with comment #6.
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Title:
[Hyper-V] LIS daemons fail to start after disable/re-enable VM
We verified anything between 14.04.0 and 15.10, the thing with those
releases is that even if we disable the Data Exchange integration
service, the KVP daemon remains running on the VM.
Only starting from 16.04 the KVP daemon stops when Data Exchange is disabled.
So 16.04 is the first version
The new test kernel based on 4.10.0-26 also has this behavior.
We also checked the latest upstream and we're not seeing the failure, so let me
discuss this internally to see why this fails on 4.10 but not on upstream.
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I took the v4.12 kernel and compiled the LIS daemons from those sources
as well.
Reloading the Data Exchange service, KVP will fail with the below message. This
is the same as initially reported, so nothing changed in the behavior.
Not sure on the regression part, only up to the point on
Joe, I take that back - comment #16 is incorrect.
I'm seeing a call trace kvp related when using a high numbers of cores on the
VM on the test kernel provided.
We cannot repro that on 4.10.0-19 and nor in the latest one 4.10.0-26.
Can you please apply that patch on top of current 4.10.0-26 so
Please merge the changes.
Sorry for the delay on this, we did some testing and we're not seeing any
issues in the test kernel.
We don't have a clear repro to exercise the bug behavior, but the changes do
not break the functionality.
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Public bug reported:
Issue description: Hyper-V daemons fail to start after disable/re-enable
VM integration services.
Platform: host independent
Affected daemons - KVP, FCOPY and VSS.
Distribution name and release: Ubuntu 16.04, Ubuntu 17.04
Kernel version: 4.11.0-rc7-next-20170421 (for Ubuntu
Adrian's info are correct, we can close this issue.
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Title:
[Hyper-V] SR-IOV functionality regression in 16.04 HWE proposed
To manage
Closing item, this got resolved in upstream eventually.
** Changed in: linux (Ubuntu)
Status: Incomplete => Fix Released
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Title:
** Tags removed: verification-needed-yakkety
** Tags added: verification-done-yakkety
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Title:
[Hyper-V/Azure] Please include Mellanox OFED
** Changed in: linux (Ubuntu)
Status: In Progress => Fix Released
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Title:
[Hyper-V] netvsc: fix incorrect receive checksum offloading
To
Thanks Tim!
We performed several sanity checks with the test kernel from comment #3 and
it's looking good.
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Title:
[Hyper-V] Rebase Hyper-V to
Hi Stuart,
>From your comment #8, I took the 16.04.2 server ISO and did an install.
This uses kernel 4.4.0-62 and after installing the linux-tools/cloud-tools,
then I haven't ran into the initial issue.
Where you seeing the exact message from kvp that it didn't start?
Note that if the kernel is
Hi Joe,
Using today's ISO - zesty-server-amd64.iso from March 8th, and doing a fresh
install, then installing linux-tools-generic and linux-cloud-tools-generic, I
see that the KVP daemon starts at the reboot without the previous issue.
The tools are running on top of kernel 4.10.0-9.
However,
The same error appears from KVP also on the test kernel
4.8.0-22_4.8.0-22.24~lp1664663.
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Title:
[Hyper-V] kvp daemon start failure on Zesty
To
Can we get Vivid out of the list please?
I see that it is now EOL.
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Title:
Kdump through NMI SMP and single core not working on Ubuntu16.10
To
Hi Joe,
The error comes from the kvp daemon, which is not part of the kernel itself.
Or along with the kernel-ppa are you also building linux-tools/cloud-tools?
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Verified the following proposed kernels and confirm this as fixed in:
On Gen1VM: 16.04.1 with 4.4.0-63.67
On both Gen1 and Gen2VM: 16.10 with 4.8.0-38.49
Thank you!
** Tags removed: verification-needed-xenial verification-needed-yakkety
** Tags added: verification-done-xenial
** Changed in: linux (Ubuntu)
Status: Incomplete => Confirmed
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Title:
[Hyper-V] kvp daemon start failure on Zesty
To manage
Public bug reported:
Hello,
On Ubuntu Server 17.04 daily from Febr 14th we see that the KVP daemon
although it is enabled in systemd, it fails to start at system boot.
This is shown by error: "KVP: read failed; error:9 Bad file descriptor"
I then manually ran the kvp binary, it returned the
Hi Joe,
The bug exists only in the hwe proposed kernel 4.8.0-33.35.
SR-IOV does indeed work on the latest yakkety proposed - 4.8.0.38.49.
On 16.04.1 proposed 4.4.0.63.67 (lts-xenial) we also successfully tested
SR-IOV.
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** Tags removed: verification-needed-xenial
** Tags added: verification-done-xenial
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Title:
[Hyper-V] Rebase Hyper-V in 16.04 and 16.10 to the
Public bug reported:
Hello,
In 1650059 we requested the rebase to the 4.9 kernel LIS commits.
Also, from comments #7 and #8 we confirmed that the SR-IOV functionality was
working as expected.
This was in the test kernel build 4.8.0-33.35.
Now, while testing the HWE proposed kernel for Xenial
Hi Joe,
For the v2 test kernel for Trusty from comment #11:
The kernels 3.13 and 3.19 at least from our testing might not be
affected by this bug as those don't have any receive checksum
offloading, and therefore the patch here is not applicable.
Even with the cherry-pick, the behavior with
Hi Joe,
The test kernels with the commits are looking fine, I was able to successfully
trigger and complete a kdump over NMI.
Tested Xenial and Yakkety on WS2016 and WS2012R2.
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Haven't checked mainline, but it is in upstream. Please find it here -
http://git.kernel.org/cgit/linux/kernel/git/next/linux-
next.git/commit/?id=56ef6718a
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** Changed in: linux (Ubuntu)
Status: In Progress => Fix Released
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Title:
[Hyper-V] Kernel panic not functional on 32bit Ubuntu 14.10,
Please build a test kernel with these 2 commits:
59107e2f48831daedc46973ce4988605ab066de3
56ef6718a1d8d77745033c5291e025ce18504159
Thank you!
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Hi Tim,
We've verified the 2 updated test kernels hv.2 from comment #7 and network
performance is back to the maximum throughput.
Also, the bond script is present and functional.
Thank you!
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I did re-verify this now with the 4.9 mainline and kdump through NMI works fine.
There might have been additional patches and there is at least one other commit
in upstream, however that one is addressing only x86 arch.
Full version info: v4.9 mainline build
v4.9
** Tags removed: verification-needed-vivid verification-needed-xenial
** Tags added: verification-done-vivid verification-done-xenial
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Title:
We verified the following proposed kernels:
Xenial: 4.4.0.58.61 and 4.4.0.58.79
Yakkety: 4.8.0.34.43
Standard kdump and kdump through NMI work now as expected, single core
and SMP configurations.
** Tags removed: verification-needed-xenial verification-needed-yakkety
** Tags added:
** Tags removed: verification-needed-precise
** Tags added: verification-done-precise
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Title:
[Hyper-V] do not lose pending heartbeat vmbus
** Tags removed: verification-needed-xenial
** Tags added: verification-done-xenial
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Title:
[Hyper-V] do not lose pending heartbeat vmbus
Hi Joe,
I did verify this again with the below kernels and results:
- 4.8.0-22 16.10 kernel - kdump through NMI on 4 CPU cores doesn't work - VM
gets stuck and there is no crash file nor a reboot.
- 4.9.0-040900RC8 kernel from ubuntu mainline - kdump through NMI works fine
when using single
** Tags removed: verification-needed-trusty
** Tags added: verification-done-trusty
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https://bugs.launchpad.net/bugs/1632786
Title:
[Hyper-V] do not lose pending heartbeat vmbus
** Tags removed: verification-needed-yakkety
** Tags added: verification-done-yakkety
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https://bugs.launchpad.net/bugs/1632786
Title:
[Hyper-V] do not lose pending heartbeat vmbus
Hi Joe,
We verified the test kernel for Trusty from comment #8, however it does
not seem to be resolving the issue, as we ran into a different issue.
With the test kernel 3.13.0-105.152~lp1636656_amd64 the VM is loosing network
connectivity if we corrupt the packages and transfer a file.
This
Hello,
We've completed the testing of the kernels provided.
The issue is resolved in the test kernels and we've also ran a sanity check for
the netvsc driver, with no issues.
Thank you!
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Hi Joe,
We did look at http://kernel.ubuntu.com/~jsalisbury/lp1400319/ however that
folder has the 32bit kernel and binaries.
As this bug is in regards to the 32bit architecture, we would need the i386
kernel actually.
Thank you!
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Hi Joe,
I finished the verification of test kernels provided in comment #8 and the
reported heartbeat issue is resolved with the patch included.
Please continue with marking this for proposed & release.
Thank you!
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** Changed in: linux (Ubuntu)
Status: Incomplete => Confirmed
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https://bugs.launchpad.net/bugs/1636656
Title:
[Hyper-V] netvsc: fix incorrect receive checksum offloading
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