On Fri, May 14, 2021 at 7:45 PM Brian Norris briannorris@chromium.org wrote:
We can deadlock when rmmod'ing the driver or going through firmware reset, because the cfg80211_unregister_wdev() has to bring down the link for us, ... which then grab the same wiphy lock.
...
Fixes: a05829a7222e ("cfg80211: avoid holding the RTNL when calling the driver") Cc: stable@vger.kernel.org Link: https://lore.kernel.org/linux-wireless/98392296-40ee-6300-369c-32e16cff3725@... Link: https://lore.kernel.org/linux-wireless/ab4d00ce52f32bd8e45ad0448a44737e@bewa... Reported-by: Maximilian Luz luzmaximilian@gmail.com Reported-by: dave@bewaar.me Cc: Johannes Berg johannes@sipsolutions.net Signed-off-by: Brian Norris briannorris@chromium.org
Ping - is this going to get merged? It's a 5.12 regression, and we have multiple people complaining about it (and they tested the fix too!).
Thanks, Brian