[PATCH 0/3] Resolve ARM kCFI build failure in idpf xsk.c

Kees Cook kees at kernel.org
Wed Oct 29 20:06:09 PDT 2025


On Sat, 25 Oct 2025 21:53:17 +0100, Nathan Chancellor wrote:
> This series resolves a build failure that is seen in
> drivers/net/ethernet/intel/idpf/xsk.c after commit 9705d6552f58 ("idpf:
> implement Rx path for AF_XDP") in 6.18-rc1 with ARCH=arm and
> CONFIG_CFI=y. See patch 3 for a simplified reproducer on top of
> defconfig.
> 
> I think this could go via hardening or net.
> 
> [...]

Applied to for-linus/hardening, thanks!

[1/3] compiler_types: Introduce __nocfi_generic
      https://git.kernel.org/kees/c/39c89ee6e9c4
[2/3] ARM: Select ARCH_USES_CFI_GENERIC_LLVM_PASS
      https://git.kernel.org/kees/c/1ed9e6b1004f
[3/3] libeth: xdp: Disable generic kCFI pass for libeth_xdp_tx_xmit_bulk()
      https://git.kernel.org/kees/c/c57f5fee54df

Take care,

-- 
Kees Cook




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