Re: Backport wifi drivers from 5.15.8.1-1 to 4.15.0-38 not compatible with NetworkManager 1.2.6

On Fri, 2022-05-27 at 08:42 +0200, Nicolò Sprea wrote:
> Hi backport team,
> I'm trying to backport wifi drivers from 5.15.8.1-1 to 4.15.0-3.
> However, starting NetworkManager results in the following kernel trace:
> 
> kernel: [ 1442.859649] BUG: unable to handle kernel NULL pointer
> dereference at 00000000000001e8
> kernel: [ 1442.859835] IP: cfg80211_init_wdev+0xa3/0x150 [cfg80211]
> kernel: [ 1442.859917] PGD 8000000187ac4067 P4D 8000000187ac4067 PUD
> 186ce3067 PMD 0
> 

Yeah, I think Mathy reported the same.

You can turn off WEXT support in the meantime in the Kconfig for
backports, but I'll need to investigate some time.

johannes
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