SRU request submitted: https://lists.ubuntu.com/archives/kernel-team/2018-July/094422.html
** Description changed: + == SRU Justification == + This commit fixes a regression introduced by mainline commit + 5ef3166e8a32. This commit is being requested by IBM as an update to the + ocxl driver. + + This fix was also cc'd to upstream stable, but it is still in + linux-next. + + == Fix == + linux-next commit: + d497ebf5fb3a "(ocxl: Fix page fault handler in case of fault on dying process)" + + == Regression Potential == + Low. Limited to the ocxl driver. This commit fixes a current regression. + It was also cc'd to upstream stable, it has had additional upstream review. + + == Test Case == + A test kernel was built with this patch and tested by the original bug reporter. + The bug reporter states the test kernel resolved the bug. + + == Comment: #0 - Frederic Barrat - 2018-07-12 09:56:29 == ---Problem Description--- Update to ocxl driver - - Contact Information = frederic.bar...@fr.ibm.com - + + Contact Information = frederic.bar...@fr.ibm.com + ---uname output--- Linux zaiuslp14 4.15.0-24-generic #26-Ubuntu SMP Wed Jun 13 08:43:33 UTC 2018 ppc64le ppc64le ppc64le GNU/Linux - + ---Additional Hardware Info--- - opencapi adapter + opencapi adapter - - Machine Type = any Power9 with opencapi support - + Machine Type = any Power9 with opencapi support + ---Debugger--- A debugger is not configured - + Stack trace output: - no - + no + Oops output: - no - + no + System Dump Info: - The system is not configured to capture a system dump. - - *Additional Instructions for frederic.bar...@fr.ibm.com: + The system is not configured to capture a system dump. + + *Additional Instructions for frederic.bar...@fr.ibm.com: -Attach sysctl -a output output to the bug. == Comment: #1 - Frederic Barrat - 2018-07-12 11:11:39 == Could we have the following fix backported to ubuntu 18.04? It's to address a problem in the relatively new ocxl driver It's currently in the 'next' tree of the powerpc maintainer: d497ebf5fb3a026c0817f8c96cde578787f24093 ocxl: Fix page fault handler in case of fault on dying process https://git.kernel.org/pub/scm/linux/kernel/git/powerpc/linux.git/commit/?id=d497ebf5fb3a026c0817f8c96cde57 -- You received this bug notification because you are a member of Ubuntu Bugs, which is subscribed to Ubuntu. https://bugs.launchpad.net/bugs/1781436 Title: Update2 for ocxl driver To manage notifications about this bug go to: https://bugs.launchpad.net/ubuntu-power-systems/+bug/1781436/+subscriptions -- ubuntu-bugs mailing list ubuntu-bugs@lists.ubuntu.com https://lists.ubuntu.com/mailman/listinfo/ubuntu-bugs
