Guilherme, > can you test the in-between kernel versions, so we can narrow down when the problem was introduced?
Of course! I have tesed each kernels. Please check the result. It seems that the problem occurs from 4.15.0-65. 4.15.0-45 -> OK 4.15.0-64 -> OK * 4.15.0-65 -> NG * 4.15.0-66 -> NG * 4.15.0-69 -> NG * 4.15.0-70 -> NG * 4.15.0-72 -> NG * 4.15.0-74 -> NG 4.15.0-76 -> NG 4.15.0-88 -> NG 4.15.0-91 -> NG 4.18.0-15 -> OK -- You received this bug notification because you are a member of Ubuntu Bugs, which is subscribed to Ubuntu. https://bugs.launchpad.net/bugs/1869672 Title: kdump kernel can't be loaded using kernel 4.15.0-76 To manage notifications about this bug go to: https://bugs.launchpad.net/ubuntu/+source/makedumpfile/+bug/1869672/+subscriptions -- ubuntu-bugs mailing list ubuntu-bugs@lists.ubuntu.com https://lists.ubuntu.com/mailman/listinfo/ubuntu-bugs