XPost: linux.debian.kernel   
   From: gregkh@linuxfoundation.org   
      
   On Wed, Feb 11, 2026 at 05:04:04AM +0000, Tj wrote:   
   > ip6gre tunnels fail to be decapsulated in v6.12.67 so never appears on   
   > the GRE interface.   
   >   
   > Reverting the following commit fixes it:   
   >   
   > commit df5ffde9669314500809bc498ae73d6d3d9519ac   
   > Author: Eric Dumazet    
   > Date:   Wed Jan 7 16:31:09 2026 +0000   
   >   
   >      ip6_tunnel: use skb_vlan_inet_prepare() in __ip6_tnl_rcv()   
   >   
   >      [ Upstream commit 81c734dae203757fb3c9eee6f9896386940776bd ]   
   >   
   > v6.19 works but I've not been able to identify a subsequent commit that   
   > should also be backported to the stable tree.   
      
   Please see this thread:   
   	https://lore.kernel.org/r/CANn89iL5ksZZCJr7SK9=4Sw6EejdOzr5_m6p   
   MM8RVtbLy_ACA@mail.gmail.com   
      
   I think that should fix this, right?   
      
   thanks,   
      
   greg k-h   
      
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