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Message-Id: <169818232965.2100071.5860676864005280334.b4-ty@chromium.org> Date: Tue, 24 Oct 2023 14:18:54 -0700 From: Kees Cook <keescook@...omium.org> To: Eric Biederman <ebiederm@...ssion.com>, Kees Cook <keescook@...omium.org> Cc: kexec@...ts.infradead.org, Baoquan He <bhe@...hat.com>, Vivek Goyal <vgoyal@...hat.com>, Dave Young <dyoung@...hat.com>, Nathan Chancellor <nathan@...nel.org>, Nick Desaulniers <ndesaulniers@...gle.com>, Tom Rix <trix@...hat.com>, linux-kernel@...r.kernel.org, llvm@...ts.linux.dev, linux-hardening@...r.kernel.org Subject: Re: [PATCH] kexec: Annotate struct crash_mem with __counted_by On Fri, 22 Sep 2023 10:52:24 -0700, Kees Cook wrote: > Prepare for the coming implementation by GCC and Clang of the __counted_by > attribute. Flexible array members annotated with __counted_by can have > their accesses bounds-checked at run-time checking via CONFIG_UBSAN_BOUNDS > (for array indexing) and CONFIG_FORTIFY_SOURCE (for strcpy/memcpy-family > functions). > > As found with Coccinelle[1], add __counted_by for struct crash_mem. > > [...] Applied to for-next/hardening, thanks! [1/1] kexec: Annotate struct crash_mem with __counted_by https://git.kernel.org/kees/c/15fcedd43a08 Take care, -- Kees Cook
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