I finally managed to install a beta image on a Thinkcentre m920 (by removing the tpm module in grub before booting). Console output appears at the 32s mark, see full dmesg below. Some interesting console-related excerpts:
[ 0.049211] printk: console [tty1] enabled [ 14.088918] printk: console [ttyS0] enabled [ 17.020856] fbcon: Taking over console [ 32.840867] efifb: probing for efifb [ 32.883328] efifb: framebuffer at 0x40000000, using 4128k, total 4128k ** Attachment added: "dmesg-thinkcentre-20200521.2.txt" https://bugs.launchpad.net/ubuntu/+source/snapd/+bug/1879290/+attachment/5375226/+files/dmesg-thinkcentre-20200521.2.txt -- You received this bug notification because you are a member of Kernel Packages, which is subscribed to linux in Ubuntu. https://bugs.launchpad.net/bugs/1879290 Title: pc: no message on the screen for ~30s on fast HW Status in linux package in Ubuntu: Incomplete Status in snapd package in Ubuntu: New Bug description: The boot on real HW (ARock B450, Ryzen, NVME 240Gb) takes a long time without any visible feedback. Video: https://photos.app.goo.gl/RmaLviXNorjeh5BP7 With grub debug: https://photos.app.goo.gl/PJuXdxp8uedr7fWp9 (google photos has degraded quality quite a bit, may upload the originals if too bad) To manage notifications about this bug go to: https://bugs.launchpad.net/ubuntu/+source/linux/+bug/1879290/+subscriptions -- Mailing list: https://launchpad.net/~kernel-packages Post to : kernel-packages@lists.launchpad.net Unsubscribe : https://launchpad.net/~kernel-packages More help : https://help.launchpad.net/ListHelp
