On 2019/01/26 3:33, Johannes Weiner wrote: > On Fri, Jan 25, 2019 at 06:24:16PM +0100, Michal Hocko wrote: >> On Fri 25-01-19 11:56:24, Johannes Weiner wrote: >>> It looks like this problem is happening in production systems: >>> >>> https://www.spinics.net/lists/cgroups/msg21268.html >>> >>> where the threads don't exit because they are trapped writing out the >>> oom messages to a slow console (running the reproducer from this email >>> thread triggers the oom flooding). >>> >>> So IMO we should put this into 5.0 and add: >> >> Please note that Tetsuo has found out that this will not work with the >> CLONE_VM without CLONE_SIGHAND cases and his http://lkml.kernel.org/r/01370f70-e1f6-ebe4-b95e-0df21a0bc15e@xxxxxxxxxxxxxxxxxxx >> should handle this case as well. I've only had objections to the >> changelog but other than that the patch looked sensible to me. > > I see. Yeah that looks reasonable to me too. > > Tetsuo, could you include the Fixes: and CC: stable in your patch? > Andrew Morton is still offline. Do we want to ask Linus Torvalds?