I managed to boot the computer (Tuxedo Aura 15 Gen1) by selecting the previous kernel.
After the new Kernel update when booting, I get messages
drm:drm_atomic_helper_wait_for_flip_done with flip_done timed out instead
of the boot splash screen.
- Bug#1022070: Booting semi-hangs with 'drm_atomic_help... Kees Meijs
- Bug#1022070: Yes, I am experiencing the same bug Jan Wedekind
- Bug#1022070: Same on Lenovo V155 Nagy Elemér Károly
- Bug#1022070: Booting semi-hangs with 'drm_atomic... Philipp Huebner
- Bug#1022070: Booting semi-hangs with 'drm_atomic... Kroon P C, Peter
- Bug#1022070: Info received (Booting semi-hangs w... Kroon P C, Peter
- Bug#1022070: System will not boot Opjit Ghuman
- Bug#1022070: Acknowledgement (Booting semi-hangs... Kees Meijs
- Bug#1022070: 5.10.0-19-amd64 works now on Tuxedo... Jan Wedekind