netdev - Re: [PATCH bpf] bpf: arm64: clear prog->jited

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Date:   Tue, 31 May 2022 22:30:13 +0000
From:   patchwork-bot+netdevbpf@...nel.org
To:     Eric Dumazet <eric.dumazet@...il.com>
Cc:     ast@...nel.org, daniel@...earbox.net, andrii@...nel.org,
        zlim.lnx@...il.com, davem@...emloft.net, netdev@...r.kernel.org,
        edumazet@...gle.com, bpf@...r.kernel.org,
        syzkaller@...glegroups.com
Subject: Re: [PATCH bpf] bpf: arm64: clear prog->jited_len along prog->jited

Hello:

This patch was applied to bpf/bpf.git (master)
by Daniel Borkmann <daniel@...earbox.net>:

On Tue, 31 May 2022 14:51:13 -0700 you wrote:
> From: Eric Dumazet <edumazet@...gle.com>
> 
> syzbot reported an illegal copy_to_user() attempt
> from bpf_prog_get_info_by_fd() [1]
> 
> There was no repro yet on this bug, but I think
> that commit 0aef499f3172 ("mm/usercopy: Detect vmalloc overruns")
> is exposing a prior bug in bpf arm64.
> 
> [...]

Here is the summary with links:
  - [bpf] bpf: arm64: clear prog->jited_len along prog->jited
    https://git.kernel.org/bpf/bpf/c/e0491b11c131

You are awesome, thank you!
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