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Bug#1120822: linux-image-6.1.0-41-amd64: ath10k_pci device no longer usable

Cross-posted to 2 groups.

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Hi Etienne,

On Sun, Nov 16, 2025 at 11:53:23PM +0100, Etienne Dysli Metref wrote:
> Package: src:linux
> Version: 6.1.158-1
> Severity: important
> 
> Dear Maintainer,
> 
> I've upgraded my kernel package from linux-image-6.1.0-40-amd64 6.1.153-1 to
> linux-image-6.1.0-41-amd64 6.1.158-1, and after a reboot, my Wifi card is no
> longer usable. hostapd cannot use it, and it doesn't appear in the output of
> `ip l`. The PCI device is still visible though (05:00.0).
> 
> Rebooting on the previous kernel version 6.1.153-1 fixes the issue, my wifi
> card is usable again.
> 
> It seems to be related to this kernel bug:
> https://bugzilla.kernel.org/show_bug.cgi?id=220671. Could you please revert
> the change that caused it, if upstream hasn't done that yet?

Yes, thanks for your report. This is the same as #1120680 (merging
both bugs). The fix is going to land in the next update for both
bookworm and for trixie, which both are yet affected.

Regards,
Salvatore

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Bug#1120822: linux-image-6.1.0-41-amd64: ath10k_pci device no longer usable Salvatore Bonaccorso <carnil@debian.org> - 2025-11-17 15:20 +0100
  Bug#1120822: linux-image-6.1.0-41-amd64: ath10k_pci device no longer usable Salvatore Bonaccorso <carnil@debian.org> - 2025-11-18 08:40 +0100

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