** Description changed: + [Impact] + On Ubuntu Bionic with the 5.4.0-1038-aws kernel the crash utility 7.2.8-1ubuntu0.18.04 fails with: crash: cannot determine VA_BITS_ACTUAL - This bug/change in crash provides a workaround for 5.4+ - https://github.com/crash-utility/crash/issues/52 kernels. + This bug has been addressed upstream and needed patches both in crash + and kernel. + + Kernel patch : + + commit bbdbc11804ff0b4130e7550113b452e96a74d16e + Author: Bhupesh Sharma <bhsha...@redhat.com> + Date: Thu May 14 00:22:37 2020 +0530 + arm64/crash_core: Export TCR_EL1.T1SZ in vmcoreinfo + + + Crash patch : + + commit 1c45cea02df7f947b4296c1dcaefa1024235ef10 + Author: Bhupesh Sharma <bhsha...@redhat.com> + Date: Tue Jul 14 01:14:49 2020 +0530 + + arm64: Change tcr_el1_t1sz variable name to TCR_EL1_T1SZ + + + [Test Case] + + On an arm64 host which runs the affected releases and kernels after creating a crashdump try to open it with crash. + It will fail with : + crash: cannot determine VA_BITS_ACTUAL + + + [Where problems could occur] + + [Other] + + Workaround : + This bug/change in crash provides a workaround for 5.4+ https://github.com/crash-utility/crash/issues/52 kernels. While it appears as though it this was fixed it https://bugs.launchpad.net/ubuntu/+source/crash/+bug/1858958 it still doesn't seem to work with a 5.4 kernel including. I also tested https://launchpad.net/ubuntu/+source/crash/7.2.8-1ubuntu0.18.04.1/+build/18807621/+files/crash_7.2.8-1ubuntu0.18.04.1_arm64.deb and it exhibits the same problem.
-- You received this bug notification because you are a member of Ubuntu Bugs, which is subscribed to Ubuntu. https://bugs.launchpad.net/bugs/1919275 Title: crash utility fails on arm64 with cannot determine VA_BITS_ACTUAL To manage notifications about this bug go to: https://bugs.launchpad.net/ubuntu/+source/crash/+bug/1919275/+subscriptions -- ubuntu-bugs mailing list ubuntu-bugs@lists.ubuntu.com https://lists.ubuntu.com/mailman/listinfo/ubuntu-bugs
