Re: iwlwifi GTK rekey is not working with WPA3 SAE encryption

[Kalle Valo <kvalo@kernel.org>]

Baochen Qiang <quic_bqiang@quicinc.com> writes:

> Hi Johannes,
>
> My AP is configured as WPA3 SAE encrytption, and GTK rekey interval 30s. After enable WoWLan:
>
> 	iw phy0 wowlan enable disconnect
>
> and put system to s2idle state:
>
> 	echo mem > /sys/power/state
>
> I see in sniffer there is M1 frame from AP to station but didn;t see
> M2 response. AP retries for some times but finally kicked out station.
>
> such issue is not seen after changing AP encryption to WPA2.
>
> HW in use:
>
> 00:14.3 Network controller: Intel Corporation Ice Lake-LP PCH CNVi WiFi (rev 30)
>         Subsystem: Rivet Networks Ice Lake-LP PCH CNVi WiFi
>         Flags: bus master, fast devsel, latency 0, IRQ 16
>         Memory at 603ebb4000 (64-bit, non-prefetchable) [size=16K]
>         Capabilities: <access denied>
>         Kernel driver in use: iwlwifi
>         Kernel modules: iwlwifi
>
> kernel is from https://git.kernel.org/pub/scm/linux/kernel/git/ath/ath.git/ and with version:
>
> Linux xps13 5.19.0-rc8-wt-ath+ #4 SMP PREEMPT_DYNAMIC Tue Dec 26 17:02:03 CST 2023 x86_64 x86_64 x86_64 GNU/Linux
>
> is this an known issue? or am I missing something?

That kernel is over two years old, have your tried a recent kernel
version?

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