From: Steffen Klassert <steffen.klassert@secunet.com>
To: Eric Dumazet <edumazet@google.com>
Cc: "David S . Miller" <davem@davemloft.net>,
Jakub Kicinski <kuba@kernel.org>, Paolo Abeni <pabeni@redhat.com>,
Simon Horman <horms@kernel.org>, <netdev@vger.kernel.org>,
<eric.dumazet@gmail.com>,
<syzbot+d85ba1c732720b9a4097@syzkaller.appspotmail.com>,
Herbert Xu <herbert@gondor.apana.org.au>
Subject: Re: [PATCH net] xfrm: annotate data-races around xfrm_policy_count[] and xfrm_policy_default[]
Date: Thu, 18 Jun 2026 09:24:07 +0200 [thread overview]
Message-ID: <ajOdF6Vx5w_0WBFs@secunet.com> (raw)
In-Reply-To: <20260612055634.3560352-1-edumazet@google.com>
On Fri, Jun 12, 2026 at 05:56:34AM +0000, Eric Dumazet wrote:
> KCSAN reported a data race involving net->xfrm.policy_count access.
>
> Add missing READ_ONCE()/WRITE_ONCE() annotations on
> xfrm_policy_count and xfrm_policy_default.
>
> Fixes: 2518c7c2b3d7 ("[XFRM]: Hash policies when non-prefixed.")
> Reported-by: syzbot+d85ba1c732720b9a4097@syzkaller.appspotmail.com
> Closes: https://lore.kernel.org/netdev/6a2b9e96.99669fcc.12a77b.0006.GAE@google.com/T/#u
> Signed-off-by: Eric Dumazet <edumazet@google.com>
Applied to the ipsec tree, thanks a lot Eric!
prev parent reply other threads:[~2026-06-18 7:24 UTC|newest]
Thread overview: 3+ messages / expand[flat|nested] mbox.gz Atom feed top
2026-06-12 5:56 [PATCH net] xfrm: annotate data-races around xfrm_policy_count[] and xfrm_policy_default[] Eric Dumazet
2026-06-12 12:27 ` Herbert Xu
2026-06-18 7:24 ` Steffen Klassert [this message]
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