From mboxrd@z Thu Jan 1 00:00:00 1970 Received: from smtp.kernel.org (aws-us-west-2-korg-mail-1.web.codeaurora.org [10.30.226.201]) (using TLSv1.2 with cipher ECDHE-RSA-AES256-GCM-SHA384 (256/256 bits)) (No client certificate requested) by smtp.subspace.kernel.org (Postfix) with ESMTPS id 7A5CF1741D2 for ; Tue, 21 Jan 2025 16:41:02 +0000 (UTC) Authentication-Results: smtp.subspace.kernel.org; arc=none smtp.client-ip=10.30.226.201 ARC-Seal:i=1; a=rsa-sha256; d=subspace.kernel.org; s=arc-20240116; t=1737477662; cv=none; b=MfCBFi8/Val43u29+evaTptvARf/8Khy6ygRKPKBZWYgbMjyfkl/WHZQ6qKva9LgDYEVflYSH4yRpcTOS9kT+RegdF23272xziwis+pO07BIdeAvrwxKHTHQMjt1OiA0P52Mp7dNaFppyUbo4d33z6TYvM50uTwmQ5Z8k8toc90= ARC-Message-Signature:i=1; a=rsa-sha256; d=subspace.kernel.org; s=arc-20240116; t=1737477662; c=relaxed/simple; bh=S7tUC/l0alslgXiU9TtwHW62QwnhWxUMVODFDln+3lM=; h=Date:From:To:Cc:Subject:Message-ID:References:MIME-Version: Content-Type:Content-Disposition:In-Reply-To; b=ujLOoJCGSicoMIRuDpNSYFhWmVM4XGdJ0wUF+gbdJ32u77iDIjfWdkbu0ndarEONOC3L3prRZhMSivvjlF1QY4MiSXRy08kld//vcW9TPWSnCExhpePK5WGlw0kMe/MNSR+059B7A53gQf9X4OzPn0Qa8cFPbmnrZIfkSuJhdEU= ARC-Authentication-Results:i=1; smtp.subspace.kernel.org; dkim=pass (2048-bit key) header.d=kernel.org header.i=@kernel.org header.b=Xe2iGUh+; arc=none smtp.client-ip=10.30.226.201 Authentication-Results: smtp.subspace.kernel.org; dkim=pass (2048-bit key) header.d=kernel.org header.i=@kernel.org header.b="Xe2iGUh+" Received: by smtp.kernel.org (Postfix) with ESMTPSA id BA0DAC4CEDF; Tue, 21 Jan 2025 16:41:01 +0000 (UTC) DKIM-Signature: v=1; a=rsa-sha256; c=relaxed/simple; d=kernel.org; s=k20201202; t=1737477662; bh=S7tUC/l0alslgXiU9TtwHW62QwnhWxUMVODFDln+3lM=; h=Date:From:To:Cc:Subject:References:In-Reply-To:From; b=Xe2iGUh++IzYhDsP5dorqjR4lJy9VTKagjGbA5xgXAB60ofteHHCpXmZp/DFF1XCc 1SbbgdO748ePnWbmFrGXoJLD2uBjmV2iGKV3Y7U0y5QhuZ44aQF+CC5P78r4xlOQP3 GGli4KB2cbf5CXeB/KoVIwMn4/ryM3qz/lI/TQhySkTf9TzvB5xsdO0GZzZFQ5PLdK mGGlB3h/vKyv8wKZKdIKQBKdvwCRfN50ALgmHlaowRQDsKL7SQlic8VLUtrW+ZcvBQ cXeQdXXw6qD29vFpbGAIZiIAzZzYsaN5o3jHhQG6sUpNcT5nowGcRjckXbUcKvTRlU s+uLo2YG5/96w== Date: Tue, 21 Jan 2025 11:41:00 -0500 From: Sasha Levin To: Steven Rostedt Cc: Linus Torvalds , LKML , Masami Hiramatsu , Mathieu Desnoyers , Alice Ryhl Subject: Re: [GIT PULL v2] tracing: Updates for v6.14 Message-ID: References: <20250121101551.2ad87b73@gandalf.local.home> Precedence: bulk X-Mailing-List: linux-kernel@vger.kernel.org List-Id: List-Subscribe: List-Unsubscribe: MIME-Version: 1.0 Content-Type: text/plain; charset=us-ascii; format=flowed Content-Disposition: inline In-Reply-To: <20250121101551.2ad87b73@gandalf.local.home> Hey Steve, I've started seeing memory corruption issues in LKFT, such as the one here: https://qa-reports.linaro.org/lkft/sashal-linus-next/build/v6.13-rc7-790-gabac258eb0d1/testrun/26834686/suite/log-parser-test/test/bug-bug-kernel-null-pointer-dereference-address/log I ran a bisection, which led me to the below commit: On Tue, Jan 21, 2025 at 10:15:51AM -0500, Steven Rostedt wrote: > tracing: Cache ":mod:" events for modules not loaded yet I've also confirmed that reverting this commit on top of linus-next fixes the issue. -- Thanks, Sasha