Re: [PATCH net-next] crypto: af_alg/hash: Fix recvmsg() after sendmsg(MSG_MORE)

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Subject: Re: [PATCH net-next] crypto: af_alg/hash: Fix recvmsg() after sendmsg(MSG_MORE)
From: David Howells <dhowells@xxxxxxxxxx>
Date: Thu, 15 Jun 2023 12:28:24 +0100
Cc: dhowells@xxxxxxxxxx, netdev@xxxxxxxxxxxxxxx, syzbot+13a08c0bf4d212766c3c@xxxxxxxxxxxxxxxxxxxxxxxxx, syzbot+14234ccf6d0ef629ec1a@xxxxxxxxxxxxxxxxxxxxxxxxx, syzbot+4e2e47f32607d0f72d43@xxxxxxxxxxxxxxxxxxxxxxxxx, syzbot+472626bb5e7c59fb768f@xxxxxxxxxxxxxxxxxxxxxxxxx, "David S. Miller" <davem@xxxxxxxxxxxxx>, Eric Dumazet <edumazet@xxxxxxxxxx>, Jakub Kicinski <kuba@xxxxxxxxxx>, Paolo Abeni <pabeni@xxxxxxxxxx>, Jens Axboe <axboe@xxxxxxxxx>, Matthew Wilcox <willy@xxxxxxxxxxxxx>, linux-crypto@xxxxxxxxxxxxxxx, linux-kernel@xxxxxxxxxxxxxxx
In-reply-to: <ZIrZoKSFTibdKa95@gondor.apana.org.au>
Organization: Red Hat UK Ltd. Registered Address: Red Hat UK Ltd, Amberley Place, 107-111 Peascod Street, Windsor, Berkshire, SI4 1TE, United Kingdom. Registered in England and Wales under Company Registration No. 3798903
References: <ZIrZoKSFTibdKa95@gondor.apana.org.au> <1679829.1686785273@warthog.procyon.org.uk>

Herbert Xu <herbert@xxxxxxxxxxxxxxxxxxx> wrote:

> In any case, this patch doesn't fix all the syzbot reports.

One of them I can't actually reproduce locally, but I have two more patches
that might fix it.

David

References:
- Re: [PATCH net-next] crypto: af_alg/hash: Fix recvmsg() after sendmsg(MSG_MORE)
  - From: Herbert Xu
- [PATCH net-next] crypto: af_alg/hash: Fix recvmsg() after sendmsg(MSG_MORE)
  - From: David Howells

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