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[Bug 2124258] Re: wpa_supplicant 2.11 breaks brcmfmac

 

I've recently reinstalled a MacBook Pro 2015, Intel based with Ubuntu. I
started with 24.04 and performed the upgrades (because there was a bug
showing white window for the installer on 25.04, intel_iommu=off fixed
that). WiFi was working well on 24.04 and 25.04 but when hitting 25.10
as of mid-september, I was unable to connect to WPA2/3 secured network.

After some investigation I came accross suggestions that one should
disable PSK offloading on the brcmfmac driver via
feature_disable=0x2000. This fixed WiFi.

Then I was made aware of the present issue and I can confirm that
rebuilding the package from https://ppa.launchpadcontent.net/ubuntu-
asahi/ubuntu-asahi-
next/ubuntu/pool/main/w/wpa/wpa_2.11-0ubuntu2.0+asahi0.dsc produced a
wpasupplicant package that works again.

Installing the package from the ppa of tobias' also proved to work.

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https://bugs.launchpad.net/bugs/2124258

Title:
  wpa_supplicant 2.11 breaks brcmfmac

Status in wpa package in Ubuntu:
  Confirmed
Status in wpa source package in Questing:
  Confirmed

Bug description:
  wpa_supplicant 2.11 has a bug that seems to break the authentication
  handshake on brcmfmac WiFi chips.

  Related reports:
  RH: https://bugzilla.redhat.com/show_bug.cgi?id=2302577
  Upstream: https://lists.infradead.org/pipermail/hostap/2024-August/042893.html

  In fedora this was fixed by reverting the offending commit https://git.w1.fi/cgit/hostap/commit/?id=41638606054a09867fe3f9a2b5523aa4678cbfa5, see https://src.fedoraproject.org/rpms/wpa_supplicant/blob/rawhide/f/wpa_supplicant-Revert-Mark-authorization-completed-on-driver-indica.patch
  The same fixes the issue on my Macbook m2 Air. The other patches discussed in the RH bug tracker don't work for me.

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