[Bug 2103471] [NEW] kdump starts into ash instead of collecting a kernel core dump (encrypted rootfs)

2025-03-18 Thread Marissa Lyndon
Public bug reported: Because of https://bugs.launchpad.net/ubuntu/+source/kdump- tools/+bug/2103470, this bug was obscured to me until I increased my system's total RAM to 96GB, at which point kdump-tools could finally get this far. Ubuntu 24.10 kdump-tools 1:1.10.3ubuntu4 I would expect the ker

[Bug 2103472] Re: Kernel panic on lengthy filesystem access

2025-03-18 Thread Marissa Lyndon
(Note that going into multi-user mode instead of graphical mode is just for convenience; it doesn't appear to be a part of the problem specifically.) -- You received this bug notification because you are a member of Ubuntu Bugs, which is subscribed to Ubuntu. https://bugs.launchpad.net/bugs/21034

[Bug 2103472] Re: Kernel panic on lengthy filesystem access

2025-03-18 Thread Marissa Lyndon
I was able to consistently reproduce this by: * installing Ubuntu 24.10 and updating and upgrading * setting systemd to default to multi-user.target * mounting the exfat filesystem on the real PCI SD card reader at /mnt (sudo mount /dev/mmcblk0p1 /mnt) * sha256summing each file on it (find /mnt -t

[Bug 2103472] Re: Kernel panic on lengthy filesystem access

2025-03-18 Thread Marissa Lyndon
** Attachment added: "crash utility analysis of the core dump from KVM" https://bugs.launchpad.net/ubuntu/+source/linux/+bug/2103472/+attachment/5865667/+files/crash.log -- You received this bug notification because you are a member of Ubuntu Bugs, which is subscribed to Ubuntu. https://bugs.

[Bug 2103472] Re: Kernel panic on lengthy filesystem access

2025-03-18 Thread Marissa Lyndon
Virtual machine definition used to reproduce the kernel panic: ** Attachment added: "VM definition for libvirt" https://bugs.launchpad.net/ubuntu/+source/linux/+bug/2103472/+attachment/5865666/+files/ubuntu24.10.xml -- You received this bug notification because you are a member of Ubuntu Bug

[Bug 2103472] Re: Kernel panic on lengthy filesystem access

2025-03-18 Thread Marissa Lyndon
** Description changed: Because of https://bugs.launchpad.net/ubuntu/+source/kdump- tools/+bug/2103470 and https://bugs.launchpad.net/ubuntu/+source/kdump- tools/+bug/2103471, I *still* cannot get a kernel crash dump for this bug. However, it's pretty clear that this is a kernel panic

[Bug 2103472] [NEW] Kernel panic on lengthy filesystem access

2025-03-17 Thread Marissa Lyndon
Public bug reported: Because of https://bugs.launchpad.net/ubuntu/+source/kdump- tools/+bug/2103470 and https://bugs.launchpad.net/ubuntu/+source/kdump- tools/+bug/2103471, I *still* cannot get a kernel crash dump for this bug. However, it's pretty clear that this is a kernel panic. Curiously, i

[Bug 2103470] [NEW] kdump does not reserve enough memory for disk encryption unless the system has 64GB+ memory

2025-03-17 Thread Marissa Lyndon
Public bug reported: Ubuntu 24.10 kdump-tools 1:1.10.3ubuntu4 I would expect that with crash dumps enabled, the crash dumper would be able to collect the information it needs and reboot with a minimum of information being input from me - and communicate clearly to me what it needs and why. Howev