From: Thomas Lamprecht <t.lamprecht@proxmox.com>
To: Proxmox VE development discussion <pve-devel@lists.proxmox.com>,
Friedrich Weber <f.weber@proxmox.com>
Subject: [pve-devel] applied-series: [PATCH pve-kernel master 1/2] backport fix for network crashes when exiting ovs-tcpdump
Date: Fri, 24 Jan 2025 13:42:04 +0100 [thread overview]
Message-ID: <113d1a99-8508-4392-9980-d889230c95f4@proxmox.com> (raw)
In-Reply-To: <20250124102124.44227-1-f.weber@proxmox.com>
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@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!
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prev parent reply other threads:[~2025-01-24 12:42 UTC|newest]
Thread overview: 3+ messages / expand[flat|nested] mbox.gz Atom feed top
2025-01-24 10:21 [pve-devel] [PATCH pve-kernel master 1/2] backport fix for network crashes when exiting ovs-tcpdump Friedrich Weber
2025-01-24 10:21 ` [pve-devel] [PATCH pve-kernel bookworm-6.8 2/2] " Friedrich Weber
2025-01-24 12:42 ` Thomas Lamprecht [this message]
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