I just confirmed the two requested patches are in the Ubuntu-4.15.0-29 kernel: eeada334156f powerpc: use NMI IPI for smp_send_stop 4190e27bf0ee powerpc: Fix smp_send_stop NMI IPI handling
Can you confirm the kernel posted in comment #5 fixes this bug on the same machine? -- You received this bug notification because you are a member of Ubuntu Bugs, which is subscribed to Ubuntu. https://bugs.launchpad.net/bugs/1777194 Title: Hard LOCKUP observed on stressing Ubuntu 18 04 To manage notifications about this bug go to: https://bugs.launchpad.net/ubuntu-power-systems/+bug/1777194/+subscriptions -- ubuntu-bugs mailing list [email protected] https://lists.ubuntu.com/mailman/listinfo/ubuntu-bugs
