Re: memory leak in vhost_net_ioctl
From: Dmitry Vyukov <dvyukov@google.com>
Date: 2019-06-13 15:25:01
Also in:
bpf, kvm, lkml, virtualization
On Thu, Jun 13, 2019 at 2:07 PM Hillf Danton [off-list ref] wrote:
Hello Jason On Thu, 13 Jun 2019 17:10:39 +0800 Jason Wang wrote:quoted
This is basically a kfree(ubuf) after the second vhost_net_flush() in vhost_net_release().Fairly good catch.quoted
Could you please post a formal patch?I'd like very much to do that; but I wont, I am afraid, until I collect a Tested-by because of reproducer without a cutting edge.
You can easily collect Tested-by from syzbot for any bug with a reproducer ;) https://github.com/google/syzkaller/blob/master/docs/syzbot.md#testing-patches