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 F18A1281363 for ; Thu, 19 Jun 2025 09:03:11 +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=1750323792; cv=none; b=BDqP/rU+wIzTSsu22SzILm3iHVy92GdWhxDFYJCjqaKZc7AfeZoorWvgMPBT5RKFH+ah381X/+jERWSuGiARsmU4JVZPjDWCBdwCx2/h1+7JEQpSDyNkkYvOB7hinEUp687A4ZhRNUx8KKzMZtrj/wMbdzm8qpX7/ZGvFTRy0/0= ARC-Message-Signature:i=1; a=rsa-sha256; d=subspace.kernel.org; s=arc-20240116; t=1750323792; c=relaxed/simple; bh=JG3hiHiZgLVyT/V+xdkV90nibIJRRamZqu6NMhtSy7g=; h=From:To:Cc:Subject:Date:Message-Id:In-Reply-To:References: MIME-Version:Content-Type; b=sNqVBfhOoK8BeMhes/+PY1fUoFtxEdFn7E+s/Ib7ZXKmum/mBGvdSMzZhdBGUEyLt3usA4Y5rMxf5Ebm7izjPzsnRnjeMi1Zf5Y57yjnfzcrKpVy7d7zUoz1sl5vDLQ/NhAyRyTEx5FU9//qlX757GZq51Y1+KbxRxOf0CUWNNk= ARC-Authentication-Results:i=1; smtp.subspace.kernel.org; dkim=pass (2048-bit key) header.d=kernel.org header.i=@kernel.org header.b=s24m5j8S; 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="s24m5j8S" Received: by smtp.kernel.org (Postfix) with ESMTPSA id 66486C4CEEA; Thu, 19 Jun 2025 09:03:11 +0000 (UTC) DKIM-Signature: v=1; a=rsa-sha256; c=relaxed/simple; d=kernel.org; s=k20201202; t=1750323791; bh=JG3hiHiZgLVyT/V+xdkV90nibIJRRamZqu6NMhtSy7g=; h=From:To:Cc:Subject:Date:In-Reply-To:References:From; b=s24m5j8SpdxuG1ck5c9Rrla5a4c1n8m2wQrt1pQ6gQyvFN9H/atVnWXDZjbRA8Uta xFe37mXLXi6QMTVavxi4D+gmIfK5f3RPS1qbo1KUIU1Vu3r85kYyr1dgIIbGKAXACN HxoHBFCGpxKGvbY7Ofor8egXhwqUBAILfTOsKQmcvbpGSdAfkrhI4/THc1jlB6bqYn 1Z7g4//55qcPoFE+dBJ3J04N0VRsGWXP0lVFcTjOb6PXIUca0IrB4c8BdRaNhUaPEG e3MmyDwN4GH/DZbb1zeLPIKLihqr4XKSTLZpOHMLDqDHJWPBFMWHQ7bC/vzqWkaNHQ dc730jpudHMUg== From: Sasha Levin To: stable@vger.kernel.org Cc: Pawan Gupta , Sasha Levin Subject: Re: [PATCH 5.10 v2 08/16] x86/alternatives: Remove faulty optimization Date: Thu, 19 Jun 2025 05:03:10 -0400 Message-Id: <20250618174718-f9be86a973410496@stable.kernel.org> X-Mailer: git-send-email 2.39.5 In-Reply-To: <20250617-its-5-10-v2-8-3e925a1512a1@linux.intel.com> References: Precedence: bulk X-Mailing-List: stable@vger.kernel.org List-Id: List-Subscribe: List-Unsubscribe: MIME-Version: 1.0 Content-Type: text/plain; charset=UTF-8 Content-Transfer-Encoding: 8bit [ Sasha's backport helper bot ] Hi, ✅ All tests passed successfully. No issues detected. No action required from the submitter. The upstream commit SHA1 provided is correct: 4ba89dd6ddeca2a733bdaed7c9a5cbe4e19d9124 WARNING: Author mismatch between patch and upstream commit: Backport author: Pawan Gupta Commit author: Josh Poimboeuf Status in newer kernel trees: 6.15.y | Present (exact SHA1) 6.12.y | Present (exact SHA1) 6.6.y | Present (exact SHA1) 6.1.y | Present (different SHA1: 73c71762fe98) 5.15.y | Present (different SHA1: 498afe80ce3e) Note: The patch differs from the upstream commit: --- 1: 4ba89dd6ddeca ! 1: 8a0e833b52e48 x86/alternatives: Remove faulty optimization @@ Metadata ## Commit message ## x86/alternatives: Remove faulty optimization + commit 4ba89dd6ddeca2a733bdaed7c9a5cbe4e19d9124 upstream. + The following commit 095b8303f383 ("x86/alternative: Make custom return thunk unconditional") @@ Commit message Signed-off-by: Borislav Petkov (AMD) Acked-by: Borislav Petkov (AMD) Link: https://lore.kernel.org/r/16d19d2249d4485d8380fb215ffaae81e6b8119e.1693889988.git.jpoimboe@kernel.org + Signed-off-by: Pawan Gupta ## arch/x86/kernel/alternative.c ## @@ arch/x86/kernel/alternative.c: void __init_or_module noinline apply_returns(s32 *start, s32 *end) --- Results of testing on various branches: | Branch | Patch Apply | Build Test | |---------------------------|-------------|------------| | stable/linux-5.15.y | Success | Success |