With latest 4.4.0-108-generic 1. My laptop with i7-3537U CPU microcode : 0x1c; kaiser in CPU flags; dmesg "[ 0.000000] Kernel/User page tables isolation: enabled"
* does not shutdown with kernel BUG at /build/linux-J4_1pC/linux-4.4.0/mm/slub.c:3627! * does not reboot * does not suspend. 2. My i7-4790 machine microcode : 0x17; kaiser in CPU flags; dmesg "[ 0.000000] Kernel/User page tables isolation: enabled" * does not shutdown (can't see any messages here). * does not reboot * does not suspend 3. My i7 Q740 laptop microcode : 0x7; kaiser in CPU flags; dmesg "[ 0.000000] Kernel/User page tables isolation: enabled" * does not suspend -- You received this bug notification because you are a member of Ubuntu Bugs, which is subscribed to Ubuntu. https://bugs.launchpad.net/bugs/1741934 Title: Kernel trace with xenial 4.4 (4.4.0-108.131, Candidate kernels for PTI fix) To manage notifications about this bug go to: https://bugs.launchpad.net/ubuntu/+source/linux/+bug/1741934/+subscriptions -- ubuntu-bugs mailing list ubuntu-bugs@lists.ubuntu.com https://lists.ubuntu.com/mailman/listinfo/ubuntu-bugs