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Subject: Re: [PATCH bpf] bpf: Temporarily disable atomic operations in BPF arena
From: patchwork-bot+netdevbpf@kernel.org
Message-Id: 
 <171044343097.30186.7484635385194590602.git-patchwork-notify@kernel.org>
Date: Thu, 14 Mar 2024 19:10:30 +0000
References: <20240314174931.98702-1-puranjay12@gmail.com>
In-Reply-To: <20240314174931.98702-1-puranjay12@gmail.com>
To: Puranjay Mohan <puranjay12@gmail.com>
Cc: ast@kernel.org, daniel@iogearbox.net, john.fastabend@gmail.com,
 andrii@kernel.org, martin.lau@linux.dev, eddyz87@gmail.com, song@kernel.org,
 yonghong.song@linux.dev, kpsingh@kernel.org, sdf@google.com,
 haoluo@google.com, jolsa@kernel.org, memxor@gmail.com, bpf@vger.kernel.org,
 linux-kernel@vger.kernel.org

Hello:

This patch was applied to bpf/bpf.git (master)
by Alexei Starovoitov <ast@kernel.org>:

On Thu, 14 Mar 2024 17:49:31 +0000 you wrote:
> Currently, the x86 JIT handling PROBE_MEM32 tagged accesses is not
> equipped to handle atomic accesses into PTR_TO_ARENA, as no PROBE_MEM32
> tagging is performed and no handling is enabled for them.
> 
> This will lead to unsafety as the offset into arena will dereferenced
> directly without turning it into a base + offset access into the arena
> region.
> 
> [...]

Here is the summary with links:
  - [bpf] bpf: Temporarily disable atomic operations in BPF arena
    https://git.kernel.org/bpf/bpf/c/44d79142ede8

You are awesome, thank you!
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