From mboxrd@z Thu Jan 1 00:00:00 1970 Delivery-date: Mon, 26 Jan 2026 11:56:34 +0100 Received: from metis.whiteo.stw.pengutronix.de ([2a0a:edc0:2:b01:1d::104]) by lore.white.stw.pengutronix.de with esmtps (TLS1.3) tls TLS_ECDHE_RSA_WITH_AES_256_GCM_SHA384 (Exim 4.96) (envelope-from ) id 1vkKGo-005W4E-1O for lore@lore.pengutronix.de; Mon, 26 Jan 2026 11:56:34 +0100 Received: from bombadil.infradead.org ([2607:7c80:54:3::133]) by metis.whiteo.stw.pengutronix.de with esmtps (TLS1.3:ECDHE_RSA_AES_256_GCM_SHA384:256) (Exim 4.92) (envelope-from ) id 1vkKGn-0004Bg-Ev for lore@pengutronix.de; Mon, 26 Jan 2026 11:56:33 +0100 DKIM-Signature: v=1; a=rsa-sha256; q=dns/txt; c=relaxed/relaxed; d=lists.infradead.org; s=bombadil.20210309; h=Sender:List-Subscribe:List-Help :List-Post:List-Archive:List-Unsubscribe:List-Id:Content-Transfer-Encoding: MIME-Version:Message-ID:Date:Subject:Cc:To:From:Reply-To:Content-Type: Content-ID:Content-Description:Resent-Date:Resent-From:Resent-Sender: Resent-To:Resent-Cc:Resent-Message-ID:In-Reply-To:References:List-Owner; bh=85dGNghZbBBRuNZyz3omGicfkx17xoHOJsYZ+3hCEyA=; b=2Q98IjLTkFE9BHjXaK5uOCjwAT YS3JBg1Xzx3ILxtHX90499fmnwOy1TUrGh7HrSpTYWlBdxpISYgoioEkceKHFuJlO/5jUs6Urd9zH NOXDlXIZvZq9BRaWmNZrjlN2rM8QQIw61FvKDd7auXMPRYZVtzz5ALIIfpMHxEFTVEPeKlqXSLhMf +MGPiTFVsnLvtmCUu5kd8ByVvuqt5VPsH6IwKRb7h8/mvu0iXRasWibVCMc34GIqZYuMSW081kUbH oY9EVCAwcxQEMl7l7h0iDSL6qf/igpRNh+fyu7WgO4IwdRVJkwqptRFgQ5MBtfXDkvDyHwM6NpH1h oAfLa7Zg==; Received: from localhost ([::1] helo=bombadil.infradead.org) by bombadil.infradead.org with esmtp (Exim 4.98.2 #2 (Red Hat Linux)) id 1vkKGR-0000000CMvA-1PPI; Mon, 26 Jan 2026 10:56:11 +0000 Received: from desiato.infradead.org ([2001:8b0:10b:1:d65d:64ff:fe57:4e05]) by bombadil.infradead.org with esmtps (Exim 4.98.2 #2 (Red Hat Linux)) id 1vkKGQ-0000000CMuw-23wy for barebox@bombadil.infradead.org; Mon, 26 Jan 2026 10:56:10 +0000 DKIM-Signature: v=1; a=rsa-sha256; q=dns/txt; c=relaxed/relaxed; d=infradead.org; s=desiato.20200630; h=Content-Transfer-Encoding:MIME-Version :Message-ID:Date:Subject:Cc:To:From:Sender:Reply-To:Content-Type:Content-ID: Content-Description:In-Reply-To:References; bh=85dGNghZbBBRuNZyz3omGicfkx17xoHOJsYZ+3hCEyA=; b=GN+3wOjRylQT/EmQeRlNHoXb+V HIQT3AWZhcJB7yTDHR8qLslr65TZdl2F+/iPcq403/cWvjL/BKEhola4aWh9GNgrvn2tSbMFMNmR7 g1u8YGHAfS9MUZmBKH32FnKwSnw8xNM77U6zbZ0vZLToc/HBg7GhFTpAoXH5qCXuqpFg4UAAcD6dY HVmbLYH3EtcqJkCLInq2RrnuFwy5BDwT2pNedZ+dLQ+swaUNEWa3iDkxU9cz5Q6MZCeTXVvgMoaM/ ZBIUq94SVtB0tbqr7aSj6EwZ+XBvccKCM+rrs+crPvN+AfMp2CacYhervnuL4wti4ke+5FMSmHXAc PuJpQXaw==; Received: from metis.whiteo.stw.pengutronix.de ([185.203.201.7]) by desiato.infradead.org with esmtps (Exim 4.98.2 #2 (Red Hat Linux)) id 1vkKGN-000000055NO-2syQ for barebox@lists.infradead.org; Mon, 26 Jan 2026 10:56:09 +0000 Received: from drehscheibe.grey.stw.pengutronix.de ([2a0a:edc0:0:c01:1d::a2]) by metis.whiteo.stw.pengutronix.de with esmtps (TLS1.3:ECDHE_RSA_AES_256_GCM_SHA384:256) (Exim 4.92) (envelope-from ) id 1vkKGN-00043W-4I; Mon, 26 Jan 2026 11:56:07 +0100 Received: from dude05.red.stw.pengutronix.de ([2a0a:edc0:0:1101:1d::54]) by drehscheibe.grey.stw.pengutronix.de with esmtps (TLS1.3) tls TLS_ECDHE_RSA_WITH_AES_256_GCM_SHA384 (Exim 4.96) (envelope-from ) id 1vkKGN-002ZEr-1x; Mon, 26 Jan 2026 11:56:06 +0100 Received: from localhost ([::1] helo=dude05.red.stw.pengutronix.de) by dude05.red.stw.pengutronix.de with esmtp (Exim 4.98.2) (envelope-from ) id 1vkKGN-00000007vF0-1QWP; Mon, 26 Jan 2026 11:56:06 +0100 From: Ahmad Fatoum To: barebox@lists.infradead.org Cc: Ahmad Fatoum Date: Mon, 26 Jan 2026 11:56:05 +0100 Message-ID: <20260126105606.1887423-1-a.fatoum@pengutronix.de> X-Mailer: git-send-email 2.47.3 MIME-Version: 1.0 Content-Transfer-Encoding: 8bit X-CRM114-Version: 20100106-BlameMichelson ( TRE 0.8.0 (BSD) ) MR-646709E3 X-CRM114-CacheID: sfid-20260126_105607_908872_B27FB878 X-CRM114-Status: UNSURE ( 7.77 ) X-CRM114-Notice: Please train this message. X-BeenThere: barebox@lists.infradead.org X-Mailman-Version: 2.1.34 Precedence: list List-Id: List-Unsubscribe: , List-Archive: List-Post: List-Help: List-Subscribe: , Sender: "barebox" X-SA-Exim-Connect-IP: 2607:7c80:54:3::133 X-SA-Exim-Mail-From: barebox-bounces+lore=pengutronix.de@lists.infradead.org X-Spam-Checker-Version: SpamAssassin 3.4.2 (2018-09-13) on metis.whiteo.stw.pengutronix.de X-Spam-Level: X-Spam-Status: No, score=-4.0 required=4.0 tests=AWL,BAYES_00,DKIMWL_WL_HIGH, DKIM_SIGNED,DKIM_VALID,HEADER_FROM_DIFFERENT_DOMAINS, MAILING_LIST_MULTI,SPF_HELO_NONE,SPF_NONE autolearn=unavailable autolearn_force=no version=3.4.2 Subject: [PATCH] KASan: turn warning into panic if CONFIG_BUG_ON_DATA_CORRUPTION=y X-SA-Exim-Version: 4.2.1 (built Wed, 08 May 2019 21:11:16 +0000) X-SA-Exim-Scanned: Yes (on metis.whiteo.stw.pengutronix.de) Especially for use during automated testing, it's useful to have barebox panic on KASAN issues. Let's do so when CONFIG_BUG_ON_DATA_CORRUPTION=y. Signed-off-by: Ahmad Fatoum --- lib/kasan/report.c | 3 +++ 1 file changed, 3 insertions(+) diff --git a/lib/kasan/report.c b/lib/kasan/report.c index b7844e93553c..c15a9c942f35 100644 --- a/lib/kasan/report.c +++ b/lib/kasan/report.c @@ -179,6 +179,9 @@ static void __kasan_report(unsigned long addr, size_t size, bool is_write, } end_report(&flags); + + if (IS_ENABLED(CONFIG_BUG_ON_DATA_CORRUPTION)) + panic_no_stacktrace(""); } bool kasan_report(unsigned long addr, size_t size, bool is_write, -- 2.47.3