On Mi, 15 ian 20, 01:23:44, Miguel A. Vallejo wrote: > Today I downgraded my main computer to Buster 10.2 (current Stable) > and found some problems. Downgrades are not supported, did you re-install? > First: Syslog is constantly filled with messages like these: > > xhci_hcd 0000:00:14.0: WARN Wrong bounce buffer write length: 630 != 318 > xhci_hcd 0000:00:14.0: WARN Wrong bounce buffer write length: 234 != 0 > xhci_hcd 0000:00:14.0: WARN Wrong bounce buffer write length: 284 != 630 > xhci_hcd 0000:00:14.0: WARN Wrong bounce buffer write length: 208 != 284 > xhci_hcd 0000:00:14.0: WARN Wrong bounce buffer write length: 386 != 234 > > Second: I suffer text console screen corruption when I press > Ctrl-Alt-Fn, screenshot here: > > https://bugs.freedesktop.org/attachment.cgi?id=143903 > > It makes text console use very unpleasant. Graphics are Intel > Corporation HD Graphics 530 (rev 06). I know these bugs have been > solved in later kernels (I was in sid until yesterday) but since > buster is tied to 4.19.0-6 I don't know how to preceed. Try the kernel from backports, currently 5.4. https://packages.debian.org/search?suite=buster-backports&arch=amd64&keywords=linux-image-5.4 https://backports.debian.org/Instructions/ Kind regards, Andrei -- http://wiki.debian.org/FAQsFromDebianUser
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