From nobody Fri Dec 19 19:02:34 2025 Received: from galois.linutronix.de (Galois.linutronix.de [193.142.43.55]) (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 DAC92310652; Tue, 14 Oct 2025 11:48:00 +0000 (UTC) Authentication-Results: smtp.subspace.kernel.org; arc=none smtp.client-ip=193.142.43.55 ARC-Seal: i=1; a=rsa-sha256; d=subspace.kernel.org; s=arc-20240116; t=1760442482; cv=none; b=kAwEcnGSVq4To00aVpiblMjHH4BoVMr3tc23wYops5ZjEvPNHOdgghcO02qzlYMYms4+0kVgdsL1sPLgnC1Z0ENASUuOvTguelvKBUE8I0SejkieEzmISUtRXHpiWcQi08NrHpyP7h3kKcrBNn2NG1GHKJk+aclI06YfZay3UN0= ARC-Message-Signature: i=1; a=rsa-sha256; d=subspace.kernel.org; s=arc-20240116; t=1760442482; c=relaxed/simple; bh=fNq7rd230xqXNjNJ1tejhtCVxS2sQZ2+Z/XSmmIv4gA=; h=Date:From:To:Subject:Cc:In-Reply-To:References:MIME-Version: Message-ID:Content-Type; b=szS86BZ87nyKb58Pqbk1B51hP8c/6IfGD8LQ/5M0bTIQnWg7pLkSYdhk4rXGxY+1FC1Iz1qR+OarykSdDm7e65mNQPdt75HRVYieOXwDIFPi1Sm2DPmREJWSasY88fk0pPcc5FBiz+W9ZrAKFTmVGr41lCpGhiOgQ1z3ymQ3bXM= ARC-Authentication-Results: i=1; smtp.subspace.kernel.org; dmarc=pass (p=none dis=none) header.from=linutronix.de; spf=pass smtp.mailfrom=linutronix.de; dkim=pass (2048-bit key) header.d=linutronix.de header.i=@linutronix.de header.b=C6g56Wgx; dkim=permerror (0-bit key) header.d=linutronix.de header.i=@linutronix.de header.b=wBUJ1wbj; arc=none smtp.client-ip=193.142.43.55 Authentication-Results: smtp.subspace.kernel.org; dmarc=pass (p=none dis=none) header.from=linutronix.de Authentication-Results: smtp.subspace.kernel.org; spf=pass smtp.mailfrom=linutronix.de Authentication-Results: smtp.subspace.kernel.org; dkim=pass (2048-bit key) header.d=linutronix.de header.i=@linutronix.de header.b="C6g56Wgx"; dkim=permerror (0-bit key) header.d=linutronix.de header.i=@linutronix.de header.b="wBUJ1wbj" Date: Tue, 14 Oct 2025 11:47:57 -0000 DKIM-Signature: v=1; a=rsa-sha256; c=relaxed/relaxed; d=linutronix.de; s=2020; t=1760442478; h=from:from:sender:sender:reply-to:reply-to:subject:subject:date:date: message-id:message-id:to:to:cc:cc:mime-version:mime-version: content-type:content-type: content-transfer-encoding:content-transfer-encoding: in-reply-to:in-reply-to:references:references; bh=fadyyxWQq7qpor//WisLPUZ/tILl8OJQB/M6teZoX2A=; b=C6g56Wgx3BcDbFhQH4A15ZBUxRv2XEskNfKtxA93gft0rKXqPhY5rxtlg3vA3Qrj73rs2B Iy4zI/so17Qu37AADHRaNiEGp77ndyC6EbAK63B8nhpG+75PzwFjEUrlEpIEqj+4qYr0Zc T/FOoH5UUTNPn5aYdWuAS2pR7jKznb4UGhUerq8rHQ8dWOF1uLSq1b0bh2I/eWzx9KdAWP qP5GTlK8O5kiC6xtOk/Qk/eUkECHURVcHWoNNOomLgpfKt4hQH5t3N4NMAYuhQOm8vfqmp H1zPGPwBlHWyjajLllcVY/MxUU7XFDP6Z2+ngXWJgdDeQG7E39vAouG4KVJhoA== DKIM-Signature: v=1; a=ed25519-sha256; c=relaxed/relaxed; d=linutronix.de; s=2020e; t=1760442478; h=from:from:sender:sender:reply-to:reply-to:subject:subject:date:date: message-id:message-id:to:to:cc:cc:mime-version:mime-version: content-type:content-type: content-transfer-encoding:content-transfer-encoding: in-reply-to:in-reply-to:references:references; bh=fadyyxWQq7qpor//WisLPUZ/tILl8OJQB/M6teZoX2A=; b=wBUJ1wbjB61r0rVORQAdzS3mCRjSlNjzhhpaR79PvBq5Pk/5mygcHnOF8d7FlDDagUXA2f hg1U5Eo3lmp/+mCg== From: "tip-bot2 for Peter Zijlstra" Sender: tip-bot2@linutronix.de Reply-to: linux-kernel@vger.kernel.org To: linux-tip-commits@vger.kernel.org Subject: [tip: objtool/core] objtool/x86: Add UDB support Cc: "Peter Zijlstra (Intel)" , Alexandre Chartre , x86@kernel.org, linux-kernel@vger.kernel.org In-Reply-To: <20250924134644.027686159@infradead.org> References: <20250924134644.027686159@infradead.org> Precedence: bulk X-Mailing-List: linux-kernel@vger.kernel.org List-Id: List-Subscribe: List-Unsubscribe: MIME-Version: 1.0 Message-ID: <176044247750.709179.8482885603845997240.tip-bot2@tip-bot2> Robot-ID: Robot-Unsubscribe: Contact to get blacklisted from these emails Precedence: bulk Content-Type: text/plain; charset="utf-8" Content-Transfer-Encoding: quoted-printable The following commit has been merged into the objtool/core branch of tip: Commit-ID: 76e1851a1bc28e760d6acc7a54ec9dce05717028 Gitweb: https://git.kernel.org/tip/76e1851a1bc28e760d6acc7a54ec9dce0= 5717028 Author: Peter Zijlstra AuthorDate: Wed, 24 Sep 2025 15:25:27 +02:00 Committer: Peter Zijlstra CommitterDate: Tue, 14 Oct 2025 13:43:11 +02:00 objtool/x86: Add UDB support Per commit 85a2d4a890dc ("x86,ibt: Use UDB instead of 0xEA"), make sure objtool also recognises UDB as a #UD instruction. Signed-off-by: Peter Zijlstra (Intel) Reviewed-by: Alexandre Chartre --- tools/objtool/arch/x86/decode.c | 4 ++++ 1 file changed, 4 insertions(+) diff --git a/tools/objtool/arch/x86/decode.c b/tools/objtool/arch/x86/decod= e.c index ce16fb2..ef6e96d 100644 --- a/tools/objtool/arch/x86/decode.c +++ b/tools/objtool/arch/x86/decode.c @@ -683,6 +683,10 @@ int arch_decode_instruction(struct objtool_file *file,= const struct section *sec insn->type =3D INSN_SYSRET; break; =20 + case 0xd6: /* udb */ + insn->type =3D INSN_BUG; + break; + case 0xe0: /* loopne */ case 0xe1: /* loope */ case 0xe2: /* loop */