Re: [PATCH bpf v2] bpf: Fix jited line info off by the CFI preamble

[patchwork-bot+netdevbpf]

Hello:

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

On Fri, 30 Oct 2026 18:14:22 +0000 you wrote:
> With CONFIG_CFI=y, every jited line info entry after a function's
> first is cfi_get_offset() bytes too high on x86-64, riscv64 and arm64,
> so tools that use it show the wrong source line.
> 
> The JITs count the insn_to_jit_off[] offsets from the start of the
> image. Since the CFI commits below, prog->bpf_func starts
> cfi_get_offset() bytes into the image, and bpf_prog_fill_jited_linfo()
> adds the offsets to prog->bpf_func. s390 corrects its offsets before
> the call, the other three JITs do not.
> 
> [...]

Here is the summary with links:
  - [bpf,v2] bpf: Fix jited line info off by the CFI preamble
    https://git.kernel.org/bpf/bpf/c/3e4279dc5144

You are awesome, thank you!
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