Leann, A patch for the Kernel Team to evaluate.
Thanks. On 03/23/2017 09:10 PM, Launchpad Bug Tracker wrote: > bugproxy (bugproxy) has assigned this bug to you for Ubuntu: > > How to reproduce: > > $ sudo cat /proc/kallsyms | grep pid_max > c000000001308794 D pid_max > > $ sudo perf record -a --event=mem:0xc000000001308794 sleep 10 > > $ dmesg > [ 99.095475] Unable to handle hardware breakpoint. Breakpoint at > 0xc000000001308794 will be disabled. > [ 99.095478] ------------[ cut here ]------------ > [ 99.095480] WARNING: CPU: 27 PID: 3306 at > /build/linux-VtwHOM/linux-4.10.0/arch/powerpc/kernel/hw_breakpoint.c:277 > hw_breakpoint_handler+0x120/0x230 > ... > > System detail: > > $ uname -a > Linux tul163-u1704-qemu 4.10.0-13-generic #15-Ubuntu SMP Thu Mar 9 20:27:28 > UTC 2017 ppc64le ppc64le ppc64le GNU/Linux > > $ cat /etc/*release > DISTRIB_ID=Ubuntu > DISTRIB_RELEASE=17.04 > DISTRIB_CODENAME=zesty > DISTRIB_DESCRIPTION="Ubuntu Zesty Zapus (development branch)" > > == Comment: #1 - Ravikumar B. Bangoria <[email protected]> - > 2017-03-22 04:29:24 == > https://patchwork.ozlabs.org/patch/727837/ will solve this issue. > > == Comment: #2 - SEETEENA THOUFEEK <[email protected]> - 2017-03-23 > 01:14:58 == > Patch is accepted upstream. > > > https://git.kernel.org/pub/scm/linux/kernel/git/powerpc/linux.git/commit/?id=e148bd17f48bd17fca2f4f089ec879 > > > I had build kernel package with the patch included and tested and it is > working perfect. > > link to the backport kernel debian package is uploaded in box note > > https://ibm.ent.box.com/folder/22186913949 under the folder name 152781 > > == Comment: #3 - SEETEENA THOUFEEK <[email protected]> - 2017-03-23 > 01:17:02 == > > > == Comment: #4 - SEETEENA THOUFEEK <[email protected]> - 2017-03-23 > 02:17:04 == > Backported patch and kernel debian package with patch provided. > > == Comment: #5 - SEETEENA THOUFEEK <[email protected]> - 2017-03-23 > 02:17:52 == > debian package is tested locally and verified. > > ** Affects: ubuntu > Importance: Undecided > Assignee: Taco Screen team (taco-screen-team) > Status: New > > > ** Tags: architecture-ppc64le bugnameltc-152781 severity-high > targetmilestone-inin1704 -- Michael Hohnbaum OIL Program Manager Power (ppc64el) Development Project Manager Canonical, Ltd. -- You received this bug notification because you are a member of Ubuntu Bugs, which is subscribed to Ubuntu. https://bugs.launchpad.net/bugs/1675624 Title: ubuntu 17.04: hw-breakpoint in kernel-sapce not working To manage notifications about this bug go to: https://bugs.launchpad.net/ubuntu/+source/kernel-package/+bug/1675624/+subscriptions -- ubuntu-bugs mailing list [email protected] https://lists.ubuntu.com/mailman/listinfo/ubuntu-bugs
