On Mon, Aug 6, 2018 at 1:32 PM, Michal Hocko <mhocko@xxxxxxxxxx> wrote: > On Mon 06-08-18 04:27:02, syzbot wrote: >> Hello, >> >> syzbot has tested the proposed patch and the reproducer did not trigger >> crash: >> >> Reported-and-tested-by: >> syzbot+bab151e82a4e973fa325@xxxxxxxxxxxxxxxxxxxxxxxxx >> >> Tested on: >> >> commit: 8c8399e0a3fb Add linux-next specific files for 20180806 >> git tree: linux-next >> kernel config: https://syzkaller.appspot.com/x/.config?x=1b6bc1781e49e93e >> compiler: gcc (GCC) 8.0.1 20180413 (experimental) >> patch: https://syzkaller.appspot.com/x/patch.diff?x=14fe18e2400000 >> >> Note: testing is done by a robot and is best-effort only. > > OK, so this smells like a problem in the previous group oom changes. Or > maybe it is not very easy to reproduce? It's possible to ask syzbot to test on a particular tree/commit too.