** Description changed:
SRU Justification
[Impact]
Google has made a request for SVSM vTPM support in linux-gcp kernels 6.8 and
later.
[Fix]
Patches requested in the support case:
980a573621ea ("tpm: Make chip->{status,cancel,req_canceled} opt")
770de678bc28 ("x86/sev: Add SVS
Public bug reported:
SRU Justification
[Impact]
Google has made a request for SVSM vTPM support in linux-gcp kernels 6.8 and
later.
[Fix]
Patches requested in the support case:
980a573621ea ("tpm: Make chip->{status,cancel,req_canceled} opt")
770de678bc28 ("x86/sev: Add SVSM vTPM probe/send_com
** Tags removed: verification-needed-noble-linux-gcp
** Tags added: verification-done-noble-linux-gcp
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https://bugs.launchpad.net/bugs/2104324
Title:
kdump failures wit
** Changed in: linux-gcp (Ubuntu Noble)
Assignee: (unassigned) => Ian Whitfield (ijwhitfield)
** Changed in: linux-gcp (Ubuntu Noble)
Status: New => In Progress
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** Changed in: linux-gke (Ubuntu)
Status: In Progress => Fix Released
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https://bugs.launchpad.net/bugs/2086212
Title:
IDPF driver should be module, not built-in
** Changed in: linux (Ubuntu Jammy)
Assignee: (unassigned) => Ian Whitfield (ijwhitfield)
** Changed in: linux (Ubuntu)
Assignee: (unassigned) => Ian Whitfield (ijwhitfield)
** Changed in: linux (Ubuntu Jammy)
Status: Triaged => In Progress
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GKE has reversed their decision on this bug, the module will remain
loadable.
** Changed in: linux-gke (Ubuntu)
Status: Confirmed => Won't Fix
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Public bug reported:
[Impact]
Google has requested a mainline backport patchset to support Mellanox
ConnectX-8 RDMA in 6.8 and later kernels. Since our current interim
release has a kernel version of 6.14, which contains these patches
already, we only need to backport to 6.8.
[Fix]
The requeste
Verified reproducer using the package in proposed.
** Tags removed: verification-needed-noble-linux-gke
** Tags added: verification-done-noble-linux-gke
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Public bug reported:
[Impact]
During startup on one of Google Compute Engine's C4A machines, the gVNIC will
fail to initialize:
[1.071899] gvnic :00:00.0: enabling device (0010 -> 0012)
[1.076631] ACPI: \_SB_.PCI0.GSI2: Enabled at IRQ 37
[1.078075] nvme nvme0: pci function :0
Marking verification done since there was no reproducer.
** Tags removed: verification-needed-noble-linux-gke
** Tags added: verification-done-noble-linux-gke
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** Tags removed: verification-needed-noble-linux-gke
** Tags added: verification-done-noble-linux-gke
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https://bugs.launchpad.net/bugs/2093622
Title:
IDPF: TX timeout a
** Changed in: linux-gke (Ubuntu)
Status: New => Fix Committed
** Changed in: linux-gke (Ubuntu Jammy)
Status: New => Incomplete
** Changed in: linux-gke (Ubuntu Jammy)
Status: Incomplete => Fix Committed
** Changed in: linux-gke (Ubuntu Noble)
Status: New => Fix Comm
Public bug reported:
[Impact]
Google: "We discovered an issue with upstream patch
52cb7f8f177878b4f22397b9c4d2c8f743766be3 that caused RW nfs mounts to be
mounted as RO when there was an existing nfs RO mount on the same node."
The break commit was found on jammy:gke/gkeop and noble:gke/gkeop.
** Changed in: linux-gcp (Ubuntu Oracular)
Status: In Progress => Fix Committed
** Changed in: linux-gke (Ubuntu)
Status: In Progress => Fix Committed
** Changed in: linux-gkeop (Ubuntu Noble)
Status: In Progress => Fix Committed
** Changed in: linux-gcp (Ubuntu)
Stat
** No longer affects: linux-gcp (Ubuntu Xenial)
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https://bugs.launchpad.net/bugs/2105142
Title:
GCP kernels need CONFIG_VIRTIO_BALLOON=m (not =y)
Status in linux-gcp p
** Also affects: linux-gcp (Ubuntu Plucky)
Importance: Undecided
Status: Fix Released
** Also affects: linux-gcp (Ubuntu Focal)
Importance: Undecided
Status: New
** Also affects: linux-gcp (Ubuntu Xenial)
Importance: Undecided
Status: New
** Also affects: linux-gcp
** Description changed:
SRU Justification
[Impact]
GKE made an inquiry about the source of entropy for /dev/hwrng. Their
public documentation
(https://cloud.google.com/compute/docs/instances/enabling-virtio-rng)
specifies that virtio_rng is the default, but they observed that the
Public bug reported:
SRU Justification
[Impact]
GKE made an inquiry about the source of entropy for /dev/hwrng. Their
public documentation
(https://cloud.google.com/compute/docs/instances/enabling-virtio-rng)
specifies that virtio_rng is the default, but they observed that the
TPM's RNG is used
Public bug reported:
SRU Justification
[Impact]
Google requested that the virtio_balloon module be made loadable, rather
than built-in. This is to support disabling the module at runtime, which
is specified as possible in their documentation:
https://cloud.google.com/compute/docs/dynamic-resourc
Public bug reported:
SRU Justification
[Impact]
Google has requested the backport of a fix commit for the IDPF driver,
after seeing kdump failures in other distributions. We haven't yet had
any similar failures, so this is a preventative measure.
[Fix]
Backport commit:
52c11d31b5a1 ("idpf: cal
Verified that the jammy:linux-gcp package in proposed (5.15.0-1079) is
able to boot on the affected machines, while the package in updates
(5.15.0-1078) is not.
** Tags removed: verification-needed-jammy-linux-gcp
** Tags added: verification-done-jammy-linux-gcp
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** Tags removed: verification-needed-oracular-linux-gcp
** Tags added: verification-passed-oracular-linux-gcp
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https://bugs.launchpad.net/bugs/2080443
Title:
Create 64K
** Tags removed: verification-passed-noble-linux-gcp
verification-passed-oracular-linux-gcp
** Tags added: verification-done-noble-linux-gcp
verification-done-oracular-linux-gcp
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** Changed in: linux-gcp (Ubuntu Oracular)
Status: New => Fix Committed
** Changed in: linux-gcp (Ubuntu Plucky)
Status: New => Fix Committed
** Changed in: linux-gcp-6.11 (Ubuntu Noble)
Status: New => Fix Committed
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** Changed in: linux-gcp (Ubuntu Jammy)
Status: Fix Released => In Progress
** Changed in: linux-gcp (Ubuntu Noble)
Status: Fix Released => In Progress
** Changed in: linux-gcp (Ubuntu Oracular)
Status: Fix Released => In Progress
** Changed in: linux-gke (Ubuntu Noble)
** Also affects: linux-gcp (Ubuntu Plucky)
Importance: Undecided
Assignee: Ian Whitfield (ijwhitfield)
Status: New
** Also affects: linux-gcp-6.8 (Ubuntu Plucky)
Importance: Undecided
Status: New
** Also affects: linux-gcp-6.11 (Ubuntu Plucky)
Importance: Undecided
** Summary changed:
- Early cherry-pick to resolve io_uring hang in 2025.02.10 cycle
+ io_uring hang in 2025.02.10 cycle causing processes to be stuck in D state
** Description changed:
SRU Justification
[Impact]
GKE requested an early cherry-pick of 8d09a88ef9d3 ("io_uring: always l
Public bug reported:
SRU Justification
[Impact]
GKE requested an early cherry-pick of 8d09a88ef9d3 ("io_uring: always lock
__io_cqring_overflow_flush")
due to an issue created by commit eac2ca2d682f ("io_uring: check if we need to
reschedule during overflow flush") which is planned to be inclu
** Also affects: linux-gcp-6.11 (Ubuntu)
Importance: Undecided
Status: New
** Also affects: linux-gcp (Ubuntu Oracular)
Importance: Undecided
Status: New
** Also affects: linux-gcp-6.8 (Ubuntu Oracular)
Importance: Undecided
Status: New
** Also affects: linux-gcp-6.
** Description changed:
SRU Justification:
[Impact]
Google has requested these upstream commits be applied in order to fix
bugs preventing the boot of 5.15 kernel instances on their Intel TDX
enabled infrastructure.
These patches aim to resolve problems with incorrect assessme
tinue to not be bootable on TDX-enabled hosts.
** Affects: linux (Ubuntu)
Importance: Undecided
Status: New
** Affects: linux-gcp (Ubuntu)
Importance: Undecided
Status: New
** Affects: linux (Ubuntu Jammy)
Importance: Undecided
Assignee: Ian Whitfield (ijwhitfield)
;s already closed for generic).
** Changed in: linux (Ubuntu Jammy)
Assignee: (unassigned) => Ian Whitfield (ijwhitfield)
** Changed in: linux-gcp (Ubuntu Jammy)
Assignee: (unassigned) => Ian Whitfield (ijwhitfield)
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** Tags removed: verification-needed-noble-linux-gcp
** Tags added: verification-passed-noble-linux-gcp
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https://bugs.launchpad.net/bugs/2080443
Title:
Create 64K page
** Tags removed: verification-done-focal verification-done-jammy
** Tags added: verification-done-focal-linux verification-done-jammy-linux
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Verified that this is fixed in the proposed kernels 5.15.0-132.143
(Jammy) and 5.4.0-207.227 (Focal) using the reproducer.
** Tags removed: verification-needed-focal-linux verification-needed-jammy-linux
** Tags added: verification-done-focal verification-done-jammy
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Google has requested this patchset be pulled and reworked to include
e4891e4687c8 ("idpf: split &idpf_queue into 4 strictly-typed queue
structures") in order to avoid a crash risk they found in testing.
** Changed in: linux-gcp (Ubuntu)
Status: Fix Committed => In Progress
** Changed in: l
** Also affects: linux-gke (Ubuntu)
Importance: Undecided
Status: New
** No longer affects: linux-gke (Ubuntu Oracular)
** Also affects: linux-gkeop (Ubuntu)
Importance: Undecided
Status: New
** No longer affects: linux-gkeop (Ubuntu Jammy)
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** Also affects: linux-gcp (Ubuntu Oracular)
Importance: Undecided
Status: New
** Also affects: linux-gcp (Ubuntu Jammy)
Importance: Undecided
Status: New
** Also affects: linux-gcp (Ubuntu Noble)
Importance: Undecided
Status: New
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Public bug reported:
SRU Justification
[Impact]
Google has requested a patchset to be backported to resolve an issue in the
IDPF module. The issue can lead to timeouts and potentially a system crash.
[Fix]
Backport a patchset from linux upstream to all IDPF-enabled Google kernels.
[Test Plan]
** Also affects: linux-gke (Ubuntu Plucky)
Importance: Medium
Assignee: Ian Whitfield (ijwhitfield)
Status: In Progress
** Also affects: linux-gcp (Ubuntu Plucky)
Importance: Medium
Assignee: Ian Whitfield (ijwhitfield)
Status: In Progress
** No longer affects
mmy)
Assignee: (unassigned) => Ian Whitfield (ijwhitfield)
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https://bugs.launchpad.net/bugs/2085904
Title:
Enable IOMMU Passthrough by default
Status in lin
** Changed in: linux-gcp-6.8 (Ubuntu Jammy)
Status: New => Fix Released
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https://bugs.launchpad.net/bugs/2081891
Title:
linux-gcp: mlx5_ib needed in the linux-mo
** Also affects: linux-gcp-6.8 (Ubuntu)
Importance: Undecided
Status: New
** Also affects: linux-gcp (Ubuntu Jammy)
Importance: Undecided
Status: New
** Also affects: linux-gcp-6.8 (Ubuntu Jammy)
Importance: Undecided
Status: New
** No longer affects: linux-gcp (Ubu
Google has requested this patch be pulled and not reintroduced. Marking
as Won't Fix.
** Changed in: linux-gke (Ubuntu Jammy)
Status: In Progress => Won't Fix
** Changed in: linux-gke (Ubuntu)
Status: New => Won't Fix
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** Also affects: linux-gcp-6.8 (Ubuntu)
Importance: Undecided
Status: New
** No longer affects: linux-gcp-6.8 (Ubuntu Noble)
** No longer affects: linux-gcp (Ubuntu Jammy)
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** Description changed:
+ SRU Justification
+
[Impact]
-
- * 64k page size flavor was requested by Google
+ A 64k page size flavor was requested by Google.
[Fix]
+ Add new flavor and configs for 64k page size on arm64.
- * Add flavour and configs for 64k flavour
+ [Test Plan]
+ Compile
** Also affects: linux-gcp (Ubuntu Jammy)
Importance: Undecided
Status: New
** Also affects: linux-gcp (Ubuntu Noble)
Importance: Undecided
Status: New
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** No longer affects: linux-gke (Ubuntu Focal)
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https://bugs.launchpad.net/bugs/2089699
Title:
kernel:nft "Could not process rule: Device or resource busy" on
unreference
** Also affects: linux (Ubuntu)
Importance: Undecided
Status: New
** Also affects: linux (Ubuntu Focal)
Importance: Undecided
Status: New
** Also affects: linux-gke (Ubuntu Focal)
Importance: Undecided
Status: New
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I've submitted a patchset for review on the kernel-team mailing list.
https://lists.ubuntu.com/archives/kernel-team/2024-December/155790.html
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We were able to reproduce this in the generic kernels, working on a
potential fix now.
** Changed in: linux-gke (Ubuntu Jammy)
Assignee: (unassigned) => Ian Whitfield (ijwhitfield)
** Changed in: linux-gke (Ubuntu Jammy)
Status: Incomplete => In Progress
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** Tags removed: verification-done-jammy verification-needed-jammy-linux-gcp-6.8
** Tags added: verification-done-jammy-linux-gcp-6.8
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https://bugs.launchpad.net/bugs/2085
** Tags added: verification-done-jammy
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https://bugs.launchpad.net/bugs/2085904
Title:
Enable IOMMU Passthrough by default
Status in linux-gcp package in Ubuntu:
New
ded => Medium
** Changed in: linux-gcp (Ubuntu Oracular)
Assignee: (unassigned) => Ian Whitfield (ijwhitfield)
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https://bugs.launchpad.net/bugs/2086212
Title:
ID
** Also affects: linux-gke (Ubuntu Oracular)
Importance: Undecided
Status: New
** Also affects: linux-gcp (Ubuntu Oracular)
Importance: Undecided
Status: New
** Also affects: linux-gke (Ubuntu Focal)
Importance: Undecided
Status: New
** Also affects: linux-gcp (Ubun
** Changed in: linux-gcp (Ubuntu)
Assignee: (unassigned) => Ian Whitfield (ijwhitfield)
** Changed in: linux-gcp (Ubuntu Jammy)
Assignee: (unassigned) => Ian Whitfield (ijwhitfield)
** Changed in: linux-gcp (Ubuntu Noble)
Assignee: (unassigned) => Ian Whitfield (ij
Public bug reported:
SRU Justification
[Impact]
Google requested the IDPF driver be changed from a built-in module to a
loadable module in the linux-modules package.
[Fix]
Add drivers/net/ethernet/intel/idpf/* to the inclusion-list and change
CONFIG_IDPF to build the driver as a loadable modul
networking problems.
** Affects: linux-gke (Ubuntu)
Importance: Undecided
Assignee: Ian Whitfield (ijwhitfield)
Status: New
** Affects: linux-gke (Ubuntu Jammy)
Importance: Undecided
Assignee: Ian Whitfield (ijwhitfield)
Status: New
** Also affects: linux-gke (Ub
** Also affects: linux-gcp (Ubuntu Jammy)
Importance: Undecided
Status: New
** Changed in: linux-gcp (Ubuntu)
Assignee: (unassigned) => Ian Whitfield (ijwhitfield)
** Changed in: linux-gcp (Ubuntu Jammy)
Assignee: (unassigned) => Ian Whitfield (ijwhitfield)
** Chan
Public bug reported:
SRU Justification
[Impact]
C3 bare metal instances run into a problem on 6.8 kernels due to Intel
IOMMU being enabled by default. After performing enough disk-intensive
work on the instance, the system becomes unusable and reports I/O errors
at the command line until reboote
** Also affects: linux-gke (Ubuntu Noble)
Importance: Undecided
Status: New
** Changed in: linux-gke (Ubuntu Noble)
Importance: Undecided => Medium
** Changed in: linux-gke (Ubuntu Noble)
Assignee: (unassigned) => Ian Whitfield (ijwhitfield)
** Changed in: linux-gke (
27844
** Affects: linux-gke (Ubuntu)
Importance: Undecided
Status: New
** Affects: linux-gke (Ubuntu Noble)
Importance: Medium
Assignee: Ian Whitfield (ijwhitfield)
Status: In Progress
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Description updated to reflect this patch being needed for Oracular now.
** Description changed:
SRU Justification
[Impact]
Google requested the mlx5_ib driver be moved to the linux-modules
package from the linux-modules-extra package, so that it is included by
default in some of
Public bug reported:
[Impact]
* Offering a 64k page size kernel for AWS cloud instances would provide
feature match with other clouds and improved optionality for users.
[Fix]
* Add flavour and configs for 64k flavour
[Test Case]
* Compile tested
* Boot tested
[Where things could go wrong]
Public bug reported:
SRU Justification
[Impact]
Google requested the mlx5_ib driver be moved to the linux-modules
package from the linux-modules-extra package, so that it is included by
default in some of their images where the hardware support is needed.
This change is relevant for noble:linux
Public bug reported:
[Impact]
* 64k page size flavor was requested by Google
[Fix]
* Add flavour and configs for 64k flavour
[Test Case]
* Compile tested
* Boot tested
[Where things could go wrong]
* Low chance of regression as no logic is changed
* Should be verified by checking built pack
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