Re: [PATCH bpf] bpf: propagate kvmemdup_bpfptr errors from bpf_prog_verify_signature

From: patchwork-bot+netdevbpf

Date: Tue Mar 24 2026 - 12:38:20 EST


Hello:

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

On Sat, 21 Mar 2026 14:08:00 +0800 you wrote:
> From: Weixie Cui <cuiweixie@xxxxxxxxx>
>
> kvmemdup_bpfptr() returns -EFAULT when the user pointer cannot be
> copied, and -ENOMEM on allocation failure. The error path always
> returned -ENOMEM, misreporting bad addresses as out-of-memory.
>
> Return PTR_ERR(sig) so user space gets the correct errno.
>
> [...]

Here is the summary with links:
- [bpf] bpf: propagate kvmemdup_bpfptr errors from bpf_prog_verify_signature
https://git.kernel.org/bpf/bpf-next/c/ad2f7ed0ee91

You are awesome, thank you!
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