From mboxrd@z Thu Jan 1 00:00:00 1970 Return-Path: Received: from simark.ca by simark.ca with LMTP id QcAoInP/rmkbciAAWB0awg (envelope-from ) for ; Mon, 09 Mar 2026 13:12:19 -0400 Authentication-Results: simark.ca; dkim=pass (2048-bit key; unprotected) header.d=lists.lttng.org header.i=@lists.lttng.org header.a=rsa-sha256 header.s=default header.b=H40ZTQQg; dkim-atps=neutral Received: by simark.ca (Postfix, from userid 112) id 868751E0DD; Mon, 09 Mar 2026 13:12:19 -0400 (EDT) X-Spam-Checker-Version: SpamAssassin 4.0.1 (2024-03-25) on simark.ca X-Spam-Level: X-Spam-Status: No, score=-0.1 required=5.0 tests=ARC_SIGNED,ARC_VALID,BAYES_00, DKIM_SIGNED,DKIM_VALID,DKIM_VALID_AU,MAILING_LIST_MULTI, RCVD_IN_VALIDITY_CERTIFIED_BLOCKED,RCVD_IN_VALIDITY_RPBL_BLOCKED, RCVD_IN_VALIDITY_SAFE_BLOCKED,UNPARSEABLE_RELAY autolearn=no autolearn_force=no version=4.0.1 Received: from lists.lttng.org (lists.lttng.org [158.69.130.29]) (using TLSv1.3 with cipher TLS_AES_256_GCM_SHA384 (256/256 bits) key-exchange x25519) (No client certificate requested) by simark.ca (Postfix) with ESMTPS id 2DAAF1E089 for ; Mon, 09 Mar 2026 13:12:19 -0400 (EDT) ARC-Filter: OpenARC Filter v1.2.1 lists.lttng.org 4fV3Tt6hYmz1ZP6 ARC-Seal: i=1; d=lists.lttng.org; s=arc1; a=rsa-sha256; cv=none; t=1773076338; b=NpoRM0Y/ocM1kMZzh5OAvspFAiPsMQnMrC6SDoTP0f1Wt4ITtQpJFTwdXr3nYLErE6Rm MuXkh2+uPTAAixumS806eU04ASel1w2pZEU+5aMiuDxXh5VPSce3fqRkFNkwy7aOKqab5 9LUBSY6ZMHgvnSDqtHM1IDQGXsKooY4vcK4Hkpk7fc41JYuUr8g7phXHwJj/36U4J6ZkR qVLROBPd/Bn1ymiklKY+ysrHUiUrXTTTjdAZ8lE6EDPNSdvWJ+MMRrZWT2gBJFi46F3dE oreC04J8xgYWUYVdCzkJGT1PSeeJwGHk4kY4711AkRuNi3l2ISkRfaXOb7nsedgoTzg== ARC-Message-Signature: i=1; d=lists.lttng.org; s=arc1; a=rsa-sha256; c=relaxed/simple; t=1773076338; h=DKIM-Signature:Date:To:Subject:Message-ID:MIME-Version:From:From; bh=IlEKOdZxkPK6Jfoqpr1lHjVxxdyN6pdEohm/GS+VkBI=; b=Rk7O6ttnUGExi74H+C8w+0mKQlHwv2Gx1S+xks6ItA9Ry8JcXOzoeVDHuwboG16LsqmL qgkxQo7D5ypZ+ynG1IkDjJ5wvFEVsCrlxbNHS2bA2QlQJscqbUlNGQUAAVQU8lfRUtNQy Ddy9c+91HDmvp5BnmVoslTpmdnSJPRO6h3jpjuOKqRtBHyrfUyA8NYV9JUk9X+U3aQrb+ J2ulcPjePdHWufn/kPZ05PAKf2cPUuvShZcXW1ZaIj6BdNY2C//152FKL1Gsyx/diOzq2 //ndJiN7gFxegX4yNCDMLkLg8VRg09LChBxBWwKBnu6HcZEWhHNgXPkYLvgKTd0SUHg== ARC-Authentication-Results: i=1; lists.lttng.org; arc=none smtp.remote-ip="::1" DKIM-Filter: OpenDKIM Filter v2.11.0 lists.lttng.org 4fV3Tt6hYmz1ZP6 DKIM-Signature: v=1; a=rsa-sha256; c=relaxed/relaxed; d=lists.lttng.org; s=default; t=1773076338; bh=IlEKOdZxkPK6Jfoqpr1lHjVxxdyN6pdEohm/GS+VkBI=; h=Date:To:Subject:References:In-Reply-To:List-Id:List-Unsubscribe: List-Archive:List-Post:List-Help:List-Subscribe:From:Reply-To: From; b=H40ZTQQgAa0dQOf7BbpTT13pq7pzySW0G5FsXYdr4YHykmkpeZIsgsqHbJfY+pVmS tfUx4ISbbXQuNfLLQwNchvj+ozZt0RjwZGbGHilJymss3PQa6SMwZ+uXZqYQ315/c1 ZScOrMOy+ZGunHHwWRN1jMON9CLTEbmcDciamLlSen2L6HqOCVQ4c81lRVdBW5s9+Q lrMUe4eqPbO3ATKdkYKXOT/iJnuJTFH+HUrvXHLWfnEqfYyphaIEOPwlu0h9zlwQvm ecSH2UjiOGj7X3+8K5E+q6Y+WGdQosnSIZRgGsPeW33vN0/stVZtIEuAYWHX+C6Vrs Xk5PdDhjBWw2A== Received: from lists-lttng01.efficios.com (localhost [IPv6:::1]) by lists.lttng.org (Postfix) with ESMTP id 4fV3Tt6hYmz1ZP6; Mon, 9 Mar 2026 13:12:18 -0400 (EDT) ARC-Filter: OpenARC Filter v1.2.1 lists.lttng.org 4fV3Ts67PBz1Z6Q DKIM-Filter: OpenDKIM Filter v2.11.0 lists.lttng.org 4fV3Ts67PBz1Z6Q Received: from stravinsky.debian.org (stravinsky.debian.org [IPv6:2001:41b8:202:deb::311:108]) by lists.lttng.org (Postfix) with ESMTPS id 4fV3Ts67PBz1Z6Q for ; Mon, 9 Mar 2026 13:12:17 -0400 (EDT) Received: from authenticated user by stravinsky.debian.org with esmtpsa (TLS1.3:ECDHE_SECP256R1__RSA_PSS_RSAE_SHA256__AES_256_GCM:256) (Exim 4.94.2) (envelope-from ) id 1vze9Q-002N4V-BX for lttng-dev@lists.lttng.org; Mon, 09 Mar 2026 17:12:16 +0000 Date: Mon, 9 Mar 2026 18:12:14 +0100 To: lttng-dev@lists.lttng.org Subject: Re: Build-time tests fail if machine has a single CPU Message-ID: References: MIME-Version: 1.0 Content-Type: text/plain; charset=utf-8 Content-Disposition: inline In-Reply-To: X-Debian-User: sanvila X-BeenThere: lttng-dev@lists.lttng.org X-Mailman-Version: 2.1.39 Precedence: list List-Id: LTTng development list List-Unsubscribe: , List-Archive: List-Post: List-Help: List-Subscribe: , From: Santiago Vila via lttng-dev Reply-To: Santiago Vila Errors-To: lttng-dev-bounces@lists.lttng.org Sender: "lttng-dev" I forgot one detail which might help to debug the issue: This started to happen in version 2.14.0. Version 2.13.15 worked ok. Thanks.