Re: [PATCH v3 bpf-next 00/11] bpf: fmod_ret for each function that returns errors

[patchwork-bot+netdevbpf@kernel.org]

Hello:

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

On Sat, 14 Nov 2026 05:17:54 +0000 you wrote:
> From: Alexei Starovoitov <ast@kernel.org>
> 
> In short: with CONFIG_BPF_FMODRET_SCAN=y the build tags the functions that
> return errors, 12096 of them. A program with CAP_BPF and CAP_PERFMON can
> attach to one, skip a call and return one of its errors. No file of net, fs
> or mm changes. Test: one skipped call per function, 4401 functions of net,
> fs, mm. With this set 1 function in 180 then damages the kernel. A deny
> list by name can take those out.
> 
> [...]

Here is the summary with links:
  - [v3,bpf-next,01/11] selftests/bpf: Don't depend on the width of a BTF id in verifier_live_stack
    https://git.kernel.org/bpf/bpf-next/c/b44ccfb0c4fb
  - [v3,bpf-next,02/11] resolve_btfids: Read the code of an ELF file by address
    https://git.kernel.org/bpf/bpf-next/c/c7c875e1d0b6
  - [v3,bpf-next,03/11] resolve_btfids: Describe machine instructions with LLVM's MC layer
    https://git.kernel.org/bpf/bpf-next/c/59f3c4a33bb7
  - [v3,bpf-next,04/11] resolve_btfids: Find the definitions that reach the return value
    https://git.kernel.org/bpf/bpf-next/c/a9feed88f7bb
  - [v3,bpf-next,05/11] resolve_btfids: Tag the functions that return errors
    https://git.kernel.org/bpf/bpf-next/c/4dd950adacad
  - [v3,bpf-next,06/11] resolve_btfids: Fold the constants of a select without a branch
    https://git.kernel.org/bpf/bpf-next/c/6a2f944d0cde
  - [v3,bpf-next,07/11] resolve_btfids: Say which registers an instruction reads
    https://git.kernel.org/bpf/bpf-next/c/0ea8d17b993f
  - [v3,bpf-next,08/11] resolve_btfids: Don't list an error that follows work on an argument
    https://git.kernel.org/bpf/bpf-next/c/bfaa56d69ff6
  - [v3,bpf-next,09/11] bpf: Allow fmod_ret on tagged functions and check the return value
    https://git.kernel.org/bpf/bpf-next/c/bc45414d1690
  - [v3,bpf-next,10/11] bpf: Require the JIT for fmod_ret programs on tagged 64-bit targets
    https://git.kernel.org/bpf/bpf-next/c/3c5d146f9c69
  - [v3,bpf-next,11/11] selftests/bpf: Test fmod_ret on tagged functions
    https://git.kernel.org/bpf/bpf-next/c/e93e5df855f5

You are awesome, thank you!
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