[OpenWrt-Devel] Network broken with kernels 5.2+

[Mathias Kresin]

28/10/2019 23:01, Rafał Miłecki:
> Using OpenWrt with kernels 5.2+ results in broken network. Interfaces
> seem OK but I cannot ping my router anymore.
> 
> This regression is caused by the upstream commit
> 
> commit b424e432e770d6dd572765459d5b6a96a19c5286 (refs/bisect/bad)
> Author: Michal Kubecek <mkubecek at suse.cz>
> Date:   Thu May 2 16:15:10 2019 +0200
> 
>      netlink: add validation of NLA_F_NESTED flag
> 
> Reverting that commit from the top of 5.2 or 5.3 fixes network for me.
> 
> Any ideas what's wrong with OpenWrt & above change?
> 

Hey Rafał,

assuming you are on a target using swconfig, this patch should fix the 
broken network:

https://git.openwrt.org/?p=openwrt/staging/mkresin.git;a=commit;h=3a772ee231e4b4c2c537d8d541f001b5242b9c35

Mathias

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