netdev - 862591bf4("xfrm: skip policies marked as dead while rehashing")

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Date:   Wed, 20 Jun 2018 17:42:51 -0400
From:   Zubin Mithra <zsm@...omium.org>
To:     netdev@...r.kernel.org
Cc:     groeck@...omium.org, stable@...r.kernel.org
Subject: 862591bf4("xfrm: skip policies marked as dead while rehashing")

Hello,

Syzkaller has reported a crash here[1] for a slab OOB read in
xfrm_hash_rebuild.

Could the following 2 patches be applied in order to on 4.4.y?

6916fb3b10("xfrm: Ignore socket policies when rebuilding hash tables")
862591bf4f("xfrm: skip policies marked as dead while rehashing")

[1] https://syzkaller.appspot.com/bug?id=1c11a638b7d27e871aa297f3b4d5fd5bc90f0cb4

Thanks,
- Zubin