[Expired for linux (Ubuntu) because there has been no activity for 60
days.]
** Changed in: linux (Ubuntu)
Status: Incomplete => Expired
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https://bugs.launchpad.net/bugs/1873965
T
** Package changed: linux-meta (Ubuntu) => linux (Ubuntu)
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Title:
booting into recovery mode hangs under 20.04
To manage notifications about thi
This offending package for bug is proving very difficult to pin down. I
have tried to sequentially regress all the packages that the recovery
kernel boot are likely to use back to their eoan versions on a 20.04
installation. In each case, I reinstalled the kernels afterwards to
insure that the init
This issue extends to the daily desktop cd image for focal. When booted
from a usb memory stick and the safe graphics (which uses nomodeset) is
selected from grub, the screen remains black and never completes
booting. This issue doesn't exist with the current 19.10 cd images which
boot without issu
I have been able to eliminate the focal 5.4.0-26-generic kernel packages
as the origin of this bug. Manually installing those onto an
installation of Ubuntu 19.10, produced a fully functional boot. More
importantly the recovery mode boot from grub worked fine. So the problem
under 20.04 would appea
This problem doesn't exist for current Ubuntu 19.10 under its
5.3.0-46-generic kernel. The recovery mode boots fine on the same
hardware.
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Title:
Oddly, so far I have not found a Ubuntu mainline kernel build that
doesn't show the problem.
5.3.18-050318-generic
5.4.0-050400-generic
5.4.25-050425-generic
5.4.28-050428-generic
5.6.6-050606-generic
all produce the hang at loading the ramdisk when booting the recovery
kernel with the default us
Interestingly, installing the mainline Ubuntu 5.4.25 generic kernel
packages on Ubuntu 18.04 produces the same bug of nomodeset preventing
the recovery dialog from appearing.
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If I remove 'nomodeset' from the grub kernel options for the recovery
kernel under 20.04, the hang in booting at loading the ramdisk is
eliminated. The recovery dialog appears as expected.
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