[pve-devel] applied-series: [PATCH pve-kernel master 1/2] backport fix for network crashes when exiting ovs-tcpdump

[Thomas Lamprecht]

Am 24.01.25 um 11:21 schrieb Friedrich Weber:
> A user in enterprise support reported a low (<1/50) chance of network
> crash (with soft lockups reported) when exiting ovs-tcpdump (a tcpdump
> wrapper provided by Open vSwitch) which they could only resolve by
> rebooting the host.
> 
> After reporting the issue upstream with a reproducer [1], an OVS
> developer submitted a kernel patch which is now included 6.13 and some
> stable kernels. With this patch, the reproducer does not seem to
> trigger the issue anymore. Hence, backport the patch.
> 
> [1] https://mail.openvswitch.org/pipermail/ovs-discuss/2025-January/053423.html
> 
> Signed-off-by: Friedrich Weber <f.weber at proxmox.com>
> ---
> 
> Notes:
>     As the patch is included in stable kernels, it might also eventually
>     appear in Ubuntu kernels, so not sure if it makes more sense to
>     backport or to wait until then.
> 
>  ...lockup-on-tx-to-unregistering-netdev.patch | 77 +++++++++++++++++++
>  1 file changed, 77 insertions(+)
>  create mode 100644 patches/kernel/0016-openvswitch-fix-lockup-on-tx-to-unregistering-netdev.patch
> 
>

applied both patches, thanks!