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Thu, 12 Mar 2026 10:38:31 -0400 (EDT) X-Mailer: MessagingEngine.com Webmail Interface Precedence: bulk X-Mailing-List: linux-kernel@vger.kernel.org List-Id: List-Subscribe: List-Unsubscribe: MIME-Version: 1.0 X-ThreadId: Ajxbhlt1HaRc Date: Thu, 12 Mar 2026 15:37:50 +0100 From: "Arnd Bergmann" To: "Vincent Donnefort" , "Arnd Bergmann" Cc: "Marc Zyngier" , "Steven Rostedt" , "Oliver Upton" , "Catalin Marinas" , "Will Deacon" , "Masami Hiramatsu" , "Mathieu Desnoyers" , linux-kernel@vger.kernel.org, linux-trace-kernel@vger.kernel.org Message-Id: In-Reply-To: References: <20260312123601.625063-1-arnd@kernel.org> <20260312123601.625063-2-arnd@kernel.org> Subject: Re: [PATCH 2/3] tracing: add more symbols to whitelist Content-Type: text/plain Content-Transfer-Encoding: 7bit On Thu, Mar 12, 2026, at 14:40, Vincent Donnefort wrote: > On Thu, Mar 12, 2026 at 01:35:43PM +0100, Arnd Bergmann wrote: >> diff --git a/kernel/trace/Makefile b/kernel/trace/Makefile >> +UNDEFINED_ALLOWLIST += ftrace_likely_update __hwasan_load __hwasan_store __hwasan_tag_memory >> +UNDEFINED_ALLOWLIST += warn_bogus_irq_restore warn_slowpath_fmt __stack_chk_guard > > Thanks for the patch. > > Most of those ones are covered here > https://lore.kernel.org/all/20260312113535.2213350-1-vdonnefort@google.com/. > > This should fix allmodconfig. The ones I see in that patch look entirely different from the ones I found. > For the ones not covered, I'm working on a follow-up patch using a different > approach which should fix them. I'll be able to share it today or tomorrow. Not > sure if we want to take this temporarily? I can wait, my randconfig setup has my patch applied locally for now, but I've only fixed the ones I saw on three architectures with gcc-16.0.1, while Nathan's list seems to be mostly for clang specific symbols. A lot of them also don't show up in allmodconfig builds, only after a larger number of randconfig configurations. Arnd