Messages in this thread | | | Date | Wed, 10 May 2017 16:02:33 +0200 | From | Oleg Nesterov <> | Subject | Re: [PATCH v2] kthread: fix use-after-free if kthread fork fails |
| |
On 05/09, Vegard Nossum wrote: > > If a kthread forks (e.g. usermodehelper since commit 1da5c46fa965) but > fails in copy_process() between calling dup_task_struct() and setting > p->set_child_tid, then the value of p->set_child_tid will be inherited > from the parent and get prematurely freed by free_kthread_struct().
Thanks,
Acked-by: Oleg Nesterov <oleg@redhat.com>
| |