From mboxrd@z Thu Jan 1 00:00:00 1970 Return-Path: X-Spam-Checker-Version: SpamAssassin 3.4.0 (2014-02-07) on aws-us-west-2-korg-lkml-1.web.codeaurora.org Received: from bombadil.infradead.org (bombadil.infradead.org [198.137.202.133]) (using TLSv1.2 with cipher ECDHE-RSA-AES256-GCM-SHA384 (256/256 bits)) (No client certificate requested) by smtp.lore.kernel.org (Postfix) with ESMTPS id 466FBC4167D for ; Tue, 7 Nov 2023 15:52:40 +0000 (UTC) DKIM-Signature: v=1; a=rsa-sha256; q=dns/txt; c=relaxed/relaxed; d=lists.infradead.org; s=bombadil.20210309; h=Sender: Content-Transfer-Encoding:Content-Type:List-Subscribe:List-Help:List-Post: List-Archive:List-Unsubscribe:List-Id:MIME-Version:References:In-Reply-To: Message-ID:Date:Subject:Cc:To:From:Reply-To:Content-ID:Content-Description: Resent-Date:Resent-From:Resent-Sender:Resent-To:Resent-Cc:Resent-Message-ID: List-Owner; bh=jL64SS9pf1fu8HfaqwrCldWv1GZHEv5E2PUs8B0sHxY=; b=Xz22JjOCATRGqb rDNN7ovq2+zeX6yfa+fhqtKIezFXTBUzC7aD/vVKLPeWHxxagM4qkmIkAIloNOj21vwhYhLsH2CbY qSyz3VYCdYnjvDHV1AbJMw1B5cAKRuwjnQpzL/Vihh23eHWyKEmpvYRvmiM2KnVOAbRiqn4FrrISW Gr9Tt3JkKQZFDrEhhIH+ZPqCa6vyaddWKctC4a9b5tybRkNHRp89mk9vESqNYj5Hfkh/7EuwTxei/ 4uZPUr+YOy/iWJteeuCZFS1dCV5b2LXB4bZ6CuB6BnCQj2MDv18CZ2eqqmNUoO1/XEJ+1PsOzIxI3 rYez2IBLpNN6EdxegS+Q==; Received: from localhost ([::1] helo=bombadil.infradead.org) by bombadil.infradead.org with esmtp (Exim 4.96 #2 (Red Hat Linux)) id 1r0ONG-001uOf-1l; Tue, 07 Nov 2023 15:52:18 +0000 Received: from ams.source.kernel.org ([145.40.68.75]) by bombadil.infradead.org with esmtps (Exim 4.96 #2 (Red Hat Linux)) id 1r0ONE-001uNd-1A for linux-arm-kernel@lists.infradead.org; Tue, 07 Nov 2023 15:52:17 +0000 Received: from smtp.kernel.org (transwarp.subspace.kernel.org [100.75.92.58]) by ams.source.kernel.org (Postfix) with ESMTP id EC548B81618; Tue, 7 Nov 2023 15:52:14 +0000 (UTC) Received: by smtp.kernel.org (Postfix) with ESMTPSA id 8CB74C433C8; Tue, 7 Nov 2023 15:52:13 +0000 (UTC) DKIM-Signature: v=1; a=rsa-sha256; c=relaxed/simple; d=kernel.org; s=k20201202; t=1699372334; bh=eKjKjQtuQioPfr0c0G9e9b9Y+FsoGklLlT1SbbgQHBo=; h=From:To:Cc:Subject:Date:In-Reply-To:References:From; b=XWZKn8UBAmfmhEqnp8mUYF90OsVjm6iKwimWjLMDpOl9LMcFJWSQKSKrCgl/4YNWR PBTj+b34cmkEKLobOvS7Uwww+7e32TMkT9RLuQB5ltEtJtKn58q10nJtgMkqmLb+Qp 2O8/jHlHFQulZMBmNh3poPPkp1xJzfeb5J6bgyNBN7v4tyroIkA8URN8pDx/CzIdYD Dot0zzwuK/4g/IcZO4+CLgPrS7O13DOPVB7rnWc7KAdiCPPH7uHGvFutZ4zcoXUqP1 nf5VpJD+QSkudE21g8vd4lpwRjfmr75NhqPTOTeXCJ07TfZ6UwWhT8FcGdYTFr2Z3N ALFakewxtMeRw== From: Sasha Levin To: linux-kernel@vger.kernel.org, stable@vger.kernel.org Cc: Vincent Whitchurch , Russell King , Sasha Levin , linux@armlinux.org.uk, linux-arm-kernel@lists.infradead.org Subject: [PATCH AUTOSEL 5.15 11/22] ARM: 9320/1: fix stack depot IRQ stack filter Date: Tue, 7 Nov 2023 10:51:20 -0500 Message-ID: <20231107155146.3767610-11-sashal@kernel.org> X-Mailer: git-send-email 2.42.0 In-Reply-To: <20231107155146.3767610-1-sashal@kernel.org> References: <20231107155146.3767610-1-sashal@kernel.org> MIME-Version: 1.0 X-stable: review X-Patchwork-Hint: Ignore X-stable-base: Linux 5.15.137 X-CRM114-Version: 20100106-BlameMichelson ( TRE 0.8.0 (BSD) ) MR-646709E3 X-CRM114-CacheID: sfid-20231107_075216_543987_B0F81CC2 X-CRM114-Status: UNSURE ( 8.69 ) X-CRM114-Notice: Please train this message. X-BeenThere: linux-arm-kernel@lists.infradead.org X-Mailman-Version: 2.1.34 Precedence: list List-Id: List-Unsubscribe: , List-Archive: List-Post: List-Help: List-Subscribe: , Content-Type: text/plain; charset="us-ascii" Content-Transfer-Encoding: 7bit Sender: "linux-arm-kernel" Errors-To: linux-arm-kernel-bounces+linux-arm-kernel=archiver.kernel.org@lists.infradead.org From: Vincent Whitchurch [ Upstream commit b0150014878c32197cfa66e3e2f79e57f66babc0 ] Place IRQ handlers such as gic_handle_irq() in the irqentry section even if FUNCTION_GRAPH_TRACER is not enabled. Without this, the stack depot's filter_irq_stacks() does not correctly filter out IRQ stacks in those configurations, which hampers deduplication and eventually leads to "Stack depot reached limit capacity" splats with KASAN. A similar fix was done for arm64 in commit f6794950f0e5ba37e3bbed ("arm64: set __exception_irq_entry with __irq_entry as a default"). Link: https://lore.kernel.org/r/20230803-arm-irqentry-v1-1-8aad8e260b1c@axis.com Signed-off-by: Vincent Whitchurch Signed-off-by: Russell King (Oracle) Signed-off-by: Sasha Levin --- arch/arm/include/asm/exception.h | 4 ---- 1 file changed, 4 deletions(-) diff --git a/arch/arm/include/asm/exception.h b/arch/arm/include/asm/exception.h index 58e039a851af0..3c82975d46db3 100644 --- a/arch/arm/include/asm/exception.h +++ b/arch/arm/include/asm/exception.h @@ -10,10 +10,6 @@ #include -#ifdef CONFIG_FUNCTION_GRAPH_TRACER #define __exception_irq_entry __irq_entry -#else -#define __exception_irq_entry -#endif #endif /* __ASM_ARM_EXCEPTION_H */ -- 2.42.0 _______________________________________________ linux-arm-kernel mailing list linux-arm-kernel@lists.infradead.org http://lists.infradead.org/mailman/listinfo/linux-arm-kernel From mboxrd@z Thu Jan 1 00:00:00 1970 Return-Path: X-Spam-Checker-Version: SpamAssassin 3.4.0 (2014-02-07) on aws-us-west-2-korg-lkml-1.web.codeaurora.org Received: from vger.kernel.org (vger.kernel.org [23.128.96.18]) by smtp.lore.kernel.org (Postfix) with ESMTP id AF98EC41535 for ; Tue, 7 Nov 2023 16:17:09 +0000 (UTC) Received: (majordomo@vger.kernel.org) by vger.kernel.org via listexpand id S234565AbjKGQRJ (ORCPT ); Tue, 7 Nov 2023 11:17:09 -0500 Received: from lindbergh.monkeyblade.net ([23.128.96.19]:39900 "EHLO lindbergh.monkeyblade.net" rhost-flags-OK-OK-OK-OK) by vger.kernel.org with ESMTP id S235405AbjKGQQu (ORCPT ); Tue, 7 Nov 2023 11:16:50 -0500 Received: from smtp.kernel.org (relay.kernel.org [52.25.139.140]) by lindbergh.monkeyblade.net (Postfix) with ESMTPS id 011FF7AA7; Tue, 7 Nov 2023 07:52:14 -0800 (PST) Received: by smtp.kernel.org (Postfix) with ESMTPSA id 8CB74C433C8; Tue, 7 Nov 2023 15:52:13 +0000 (UTC) DKIM-Signature: v=1; a=rsa-sha256; c=relaxed/simple; d=kernel.org; s=k20201202; t=1699372334; bh=eKjKjQtuQioPfr0c0G9e9b9Y+FsoGklLlT1SbbgQHBo=; h=From:To:Cc:Subject:Date:In-Reply-To:References:From; b=XWZKn8UBAmfmhEqnp8mUYF90OsVjm6iKwimWjLMDpOl9LMcFJWSQKSKrCgl/4YNWR PBTj+b34cmkEKLobOvS7Uwww+7e32TMkT9RLuQB5ltEtJtKn58q10nJtgMkqmLb+Qp 2O8/jHlHFQulZMBmNh3poPPkp1xJzfeb5J6bgyNBN7v4tyroIkA8URN8pDx/CzIdYD Dot0zzwuK/4g/IcZO4+CLgPrS7O13DOPVB7rnWc7KAdiCPPH7uHGvFutZ4zcoXUqP1 nf5VpJD+QSkudE21g8vd4lpwRjfmr75NhqPTOTeXCJ07TfZ6UwWhT8FcGdYTFr2Z3N ALFakewxtMeRw== From: Sasha Levin To: linux-kernel@vger.kernel.org, stable@vger.kernel.org Cc: Vincent Whitchurch , Russell King , Sasha Levin , linux@armlinux.org.uk, linux-arm-kernel@lists.infradead.org Subject: [PATCH AUTOSEL 5.15 11/22] ARM: 9320/1: fix stack depot IRQ stack filter Date: Tue, 7 Nov 2023 10:51:20 -0500 Message-ID: <20231107155146.3767610-11-sashal@kernel.org> X-Mailer: git-send-email 2.42.0 In-Reply-To: <20231107155146.3767610-1-sashal@kernel.org> References: <20231107155146.3767610-1-sashal@kernel.org> MIME-Version: 1.0 X-stable: review X-Patchwork-Hint: Ignore X-stable-base: Linux 5.15.137 Content-Transfer-Encoding: 8bit Precedence: bulk List-ID: X-Mailing-List: linux-kernel@vger.kernel.org From: Vincent Whitchurch [ Upstream commit b0150014878c32197cfa66e3e2f79e57f66babc0 ] Place IRQ handlers such as gic_handle_irq() in the irqentry section even if FUNCTION_GRAPH_TRACER is not enabled. Without this, the stack depot's filter_irq_stacks() does not correctly filter out IRQ stacks in those configurations, which hampers deduplication and eventually leads to "Stack depot reached limit capacity" splats with KASAN. A similar fix was done for arm64 in commit f6794950f0e5ba37e3bbed ("arm64: set __exception_irq_entry with __irq_entry as a default"). Link: https://lore.kernel.org/r/20230803-arm-irqentry-v1-1-8aad8e260b1c@axis.com Signed-off-by: Vincent Whitchurch Signed-off-by: Russell King (Oracle) Signed-off-by: Sasha Levin --- arch/arm/include/asm/exception.h | 4 ---- 1 file changed, 4 deletions(-) diff --git a/arch/arm/include/asm/exception.h b/arch/arm/include/asm/exception.h index 58e039a851af0..3c82975d46db3 100644 --- a/arch/arm/include/asm/exception.h +++ b/arch/arm/include/asm/exception.h @@ -10,10 +10,6 @@ #include -#ifdef CONFIG_FUNCTION_GRAPH_TRACER #define __exception_irq_entry __irq_entry -#else -#define __exception_irq_entry -#endif #endif /* __ASM_ARM_EXCEPTION_H */ -- 2.42.0