Public bug reported: Steps: 1) In VMWare ESXi create VM with OS Ubuntu 18.04.1 LTS. 2) In Ubuntu compiled and installed Xen 4.11.1~pre.20180911.5acdd26fdc+dfsg-1~exp1 3) Next installed kexec-tools 2.0.16 and kdump-tools 1.6.3-2 4) In /etc/default/grub.d/kdump-tools.cfg change crashkernel value to 512M 5) update-grub 6) reboot
After reboot i try check status: sudo service kdump-tools status And get: ● kdump-tools.service - Kernel crash dump capture service Loaded: loaded (/lib/systemd/system/kdump-tools.service; enabled; vendor preset: enabled) Active: active (exited) since Tue 2018-09-25 05:06:10 UTC; 34s ago Process: 1046 ExecStart=/etc/init.d/kdump-tools start (code=exited, status=0/SUCCESS) Main PID: 1046 (code=exited, status=0/SUCCESS) сен 25 05:06:09 ptms-all-qa7 systemd[1]: Starting Kernel crash dump capture service... сен 25 05:06:09 ptms-all-qa7 kdump-tools[1046]: Starting kdump-tools: * Creating symlink /var/lib/kdump/vmlinuz сен 25 05:06:09 ptms-all-qa7 kdump-tools[1046]: * Creating symlink /var/lib/kdump/initrd.img сен 25 05:06:09 ptms-all-qa7 kdump-tools[1046]: Memory for crashkernel is not reserved сен 25 05:06:09 ptms-all-qa7 kdump-tools[1046]: Please reserve memory by passing"crashkernel=X@Y" parameter to kernel сен 25 05:06:09 ptms-all-qa7 kdump-tools[1046]: Then try to loading kdump kernel сен 25 05:06:09 ptms-all-qa7 kdump-tools[1046]: * failed to load kdump kernel сен 25 05:06:10 ptms-all-qa7 kdump-tools[1347]: failed to load kdump kernel сен 25 05:06:10 ptms-all-qa7 systemd[1]: Started Kernel crash dump capture service. Log says "Memory for crashkernel is not reserved", but if run: sudo cat /proc/iomem | grep Crash I get: 18000000-37ffffff : Crash kernel What to do? ** Affects: kexec-tools (Ubuntu) Importance: Undecided Status: New -- You received this bug notification because you are a member of Kernel Packages, which is subscribed to kexec-tools in Ubuntu. https://bugs.launchpad.net/bugs/1794230 Title: failed to load kdump kernel Status in kexec-tools package in Ubuntu: New Bug description: Steps: 1) In VMWare ESXi create VM with OS Ubuntu 18.04.1 LTS. 2) In Ubuntu compiled and installed Xen 4.11.1~pre.20180911.5acdd26fdc+dfsg-1~exp1 3) Next installed kexec-tools 2.0.16 and kdump-tools 1.6.3-2 4) In /etc/default/grub.d/kdump-tools.cfg change crashkernel value to 512M 5) update-grub 6) reboot After reboot i try check status: sudo service kdump-tools status And get: ● kdump-tools.service - Kernel crash dump capture service Loaded: loaded (/lib/systemd/system/kdump-tools.service; enabled; vendor preset: enabled) Active: active (exited) since Tue 2018-09-25 05:06:10 UTC; 34s ago Process: 1046 ExecStart=/etc/init.d/kdump-tools start (code=exited, status=0/SUCCESS) Main PID: 1046 (code=exited, status=0/SUCCESS) сен 25 05:06:09 ptms-all-qa7 systemd[1]: Starting Kernel crash dump capture service... сен 25 05:06:09 ptms-all-qa7 kdump-tools[1046]: Starting kdump-tools: * Creating symlink /var/lib/kdump/vmlinuz сен 25 05:06:09 ptms-all-qa7 kdump-tools[1046]: * Creating symlink /var/lib/kdump/initrd.img сен 25 05:06:09 ptms-all-qa7 kdump-tools[1046]: Memory for crashkernel is not reserved сен 25 05:06:09 ptms-all-qa7 kdump-tools[1046]: Please reserve memory by passing"crashkernel=X@Y" parameter to kernel сен 25 05:06:09 ptms-all-qa7 kdump-tools[1046]: Then try to loading kdump kernel сен 25 05:06:09 ptms-all-qa7 kdump-tools[1046]: * failed to load kdump kernel сен 25 05:06:10 ptms-all-qa7 kdump-tools[1347]: failed to load kdump kernel сен 25 05:06:10 ptms-all-qa7 systemd[1]: Started Kernel crash dump capture service. Log says "Memory for crashkernel is not reserved", but if run: sudo cat /proc/iomem | grep Crash I get: 18000000-37ffffff : Crash kernel What to do? To manage notifications about this bug go to: https://bugs.launchpad.net/ubuntu/+source/kexec-tools/+bug/1794230/+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