Merge git://git.kernel.org/pub/scm/linux/kernel/git/netdev/net

Cross-merge networking fixes after downstream PR (net-6.15-rc6).

No conflicts.

Adjacent changes:

net/core/dev.c:
  08e9f2d584 ("net: Lock netdevices during dev_shutdown")
  a82dc19db1 ("net: avoid potential race between netdev_get_by_index_lock() and netns switch")

Signed-off-by: Jakub Kicinski <kuba@kernel.org>

include/uapi/linux/bpf.h

@@ -4968,6 +4968,9 @@ union bpf_attr {
  * 		the netns switch takes place from ingress to ingress without
  * 		going through the CPU's backlog queue.
  *
+ * 		*skb*\ **->mark** and *skb*\ **->tstamp** are not cleared during
+ * 		the netns switch.
+ *
  * 		The *flags* argument is reserved and must be 0. The helper is
  * 		currently only supported for tc BPF program types at the
  * 		ingress hook and for veth and netkit target device types. The