Hello Radostin, On Thu, Jan 08, 2026 at 12:03:14PM +0200, Radostin Dimitrov wrote: > I followed your instructions to the letter and did the test without the > nvidia driver (results attached, as requested). This mail doesn't has an attachment and the previously attached kernel log had the nvidia module loaded. So there is a misunderstanding somewhere (or you just forgot to attach a recent kernel log?). > Same unpredictable behaviour - sometimes the NIC would work for like 5 > mins, other times for 20 mins (before detaching itself with "Adapter > firmware error"). > It works on Windows, hence I isolated this from being a hardware fault. As > mentioned, it's been working for several years without issues. Can you install older kernels and check if this gives you a working setup again? Please tell if you need instructions to do so. It would be interesting to know the newest kernel that still worked and/or the oldest broken kernel. Best regards Uwe
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