This bug is missing log files that will aid in diagnosing the problem. While running an Ubuntu kernel (not a mainline or third-party kernel) please enter the following command in a terminal window:
apport-collect 1904243 and then change the status of the bug to 'Confirmed'. If, due to the nature of the issue you have encountered, you are unable to run this command, please add a comment stating that fact and change the bug status to 'Confirmed'. This change has been made by an automated script, maintained by the Ubuntu Kernel Team. ** Changed in: linux (Ubuntu) Status: New => Incomplete ** Tags added: breezy -- 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/1904243 Title: 21.04 Panics attempting to boot 5.10.0-3.4 in gcp EFI disk Status in linux package in Ubuntu: Incomplete Status in linux source package in Hirsute: Incomplete Bug description: This was caught while testing a few runs in the google cloud. Steps to reproduce: 1.) deploy 21.04 in the cloud (any instance type) 2.) install 5.10.0-3.4 from the canonical-kernel-team bootstrap ppa 2a.) sudo add-apt-repository ppa:canonical-kernel-team/bootstrap 3.) sudo apt install linux-generic-wip Full startup logs attached: looks to be grub related, I have not looked into this any further. 1.410153] VFS: Cannot open root device "PARTUUID=02631d3d-a298-4349-b157-aa86d82843b5" or unknown-block(0,0): error -6 [ 1.411882] Please append a correct "root=" boot option; here are the available partitions: [ 1.413203] Kernel panic - not syncing: VFS: Unable to mount root fs on unknown-block(0,0) [ 1.414356] CPU: 0 PID: 1 Comm: swapper/0 Not tainted 5.10.0-3-generic #4-Ubuntu [ 1.415702] Hardware name: Google Google Compute Engine/Google Compute Engine, BIOS Google 01/01/2011 [ 1.417180] Call Trace: [ 1.417710] show_stack+0x52/0x58 [ 1.418263] dump_stack+0x70/0x8b [ 1.418738] panic+0x101/0x2e3 [ 1.419209] mount_block_root+0x21e/0x298 [ 1.419778] mount_root+0x38/0x3a [ 1.420243] prepare_namespace+0x13f/0x18d [ 1.420840] kernel_init_freeable+0x156/0x17d [ 1.421574] ? rest_init+0xba/0xba [ 1.422135] kernel_init+0xe/0x116 [ 1.422708] ret_from_fork+0x22/0x30 [ 1.423858] Kernel Offset: 0x10c00000 from 0xffffffff81000000 (relocation range: 0xffffffff80000000-0xffffffffbfffffff) [ 1.425374] ACPI MEMORY or I/O RESET_REG. To manage notifications about this bug go to: https://bugs.launchpad.net/ubuntu/+source/linux/+bug/1904243/+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