On (12/31/15 18:58), Serge E. Hallyn wrote: [..] > Thanks! Following trivial patch should fix this: confirmed, thanks! Tested-by: Sergey Senozhatsky <sergey.senozhatsky@xxxxxxxxx> -ss > From fc54592077533ff2ff90ed54b72bf03b4378ca9f Mon Sep 17 00:00:00 2001 > From: Serge Hallyn <serge.hallyn@xxxxxxxxxx> > Date: Thu, 31 Dec 2015 16:55:19 -0800 > Subject: [PATCH 1/1] cgroup_release_agent: grab css_set_lock around > cgroup_path() > > Reported-by: Sergey Senozhatsky <sergey.senozhatsky@xxxxxxxxx> > Signed-off-by: Serge Hallyn <serge.hallyn@xxxxxxxxxx> > --- > kernel/cgroup.c | 2 ++ > 1 file changed, 2 insertions(+) > > diff --git a/kernel/cgroup.c b/kernel/cgroup.c > index 4812f59..d10f127 100644 > --- a/kernel/cgroup.c > +++ b/kernel/cgroup.c > @@ -5769,7 +5769,9 @@ static void cgroup_release_agent(struct work_struct *work) > if (!pathbuf || !agentbuf) > goto out; > > + spin_lock_bh(&css_set_lock); > path = cgroup_path(cgrp, pathbuf, PATH_MAX); > + spin_unlock_bh(&css_set_lock); > if (!path) > goto out; > > -- > 2.5.0 > -- To unsubscribe from this list: send the line "unsubscribe linux-next" in the body of a message to majordomo@xxxxxxxxxxxxxxx More majordomo info at http://vger.kernel.org/majordomo-info.html
