Re: [PATCH bpf v3 0/3] Fix the read of vsyscall page through bpf

From: patchwork-bot+netdevbpf
Date: Thu Feb 15 2024 - 22:30:41 EST


Hello:

This series was applied to bpf/bpf.git (master)
by Alexei Starovoitov <ast@xxxxxxxxxx>:

On Fri, 2 Feb 2024 18:39:32 +0800 you wrote:
> From: Hou Tao <houtao1@xxxxxxxxxx>
>
> Hi,
>
> As reported by syzboot [1] and [2], when trying to read vsyscall page
> by using bpf_probe_read_kernel() or bpf_probe_read(), oops may happen.
>
> [...]

Here is the summary with links:
- [bpf,v3,1/3] x86/mm: Move is_vsyscall_vaddr() into asm/vsyscall.h
https://git.kernel.org/bpf/bpf/c/ee0e39a63b78
- [bpf,v3,2/3] x86/mm: Disallow vsyscall page read for copy_from_kernel_nofault()
https://git.kernel.org/bpf/bpf/c/32019c659ecf
- [bpf,v3,3/3] selftest/bpf: Test the read of vsyscall page under x86-64
https://git.kernel.org/bpf/bpf/c/be66d79189ec

You are awesome, thank you!
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