Re: [PATCH net] net: ipv6: fix NOREF dst use in seg6 and rpl lwtunnels

[patchwork-bot+netdevbpf]

Hello:

This patch was applied to netdev/net.git (main)
by Paolo Abeni <pabeni@xxxxxxxxxx>:

On Tue, 21 Apr 2026 11:47:35 +0200 you wrote:
> seg6_input_core() and rpl_input() call ip6_route_input() which sets a
> NOREF dst on the skb, then pass it to dst_cache_set_ip6() invoking
> dst_hold() unconditionally.
> On PREEMPT_RT, ksoftirqd is preemptible and a higher-priority task can
> release the underlying pcpu_rt between the lookup and the caching
> through a concurrent FIB lookup on a shared nexthop.
> Simplified race sequence:
> 
> [...]

Here is the summary with links:
  - [net] net: ipv6: fix NOREF dst use in seg6 and rpl lwtunnels
    https://git.kernel.org/netdev/net/c/f9c52a6ba978

You are awesome, thank you!
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