On Fri, Apr 26, 2013 at 10:54:11AM +0800, Li Zefan wrote: > Try: > # mount -t cgroup xxx /cgroup > # mkdir /cgroup/sub && rmdir /cgroup/sub && umount /cgroup > > And you might see this: > > ida_remove called for id=1 which is not allocated. > > It's because cgroup_kill_sb() is called to destroy root->cgroup_ida > and free cgrp->root before ida_simple_removed() is called. What's > worse is we're accessing cgrp->root while it has been freed. > > Signed-off-by: Li Zefan <[email protected]>
Applied to cgroup/for-3.10. Thanks. -- tejun -- To unsubscribe from this list: send the line "unsubscribe linux-kernel" in the body of a message to [email protected] More majordomo info at http://vger.kernel.org/majordomo-info.html Please read the FAQ at http://www.tux.org/lkml/
