Hello Ralf, On Wed, Dec 17, 2025 at 08:31:34PM +0100, Ralf Jung wrote: > > On Wed, Dec 17, 2025 at 02:05:41PM +0100, Ralf Jung wrote: > > > By trying out various snapshot kernels, I now got it nailed down to a > > > single > > > major version bump: > > > > > > 6.13.11-1~exp1 is still good. > > > 6.14.6-1~exp1 has the problem. > > > > While I understand from the context you gave that might not be the > > easiiest thing to make possible, but I think the most effective next > > step would be now to try upstream 6.13 and upstream 6.14.6 and then > > bisect. > > There's probably a subfolder I can restrict this to? Which folder has the > webcam drivers? (And maybe the v4l infrastructure.)
I would not recommend that. The problem might also be triggered by a change to your USB controller's driver or something in the graphics stack. Best regards Uwe
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