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 091CD266EEA; Tue, 8 Apr 2025 12:06:07 +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=1744113967; cv=none; b=X0P9mmt3oE6znNzq2ctdvhvLl4n0UAWgrcX3fQ3+SP1avJbvzfHjA8aChohAeex/heK9x+QIOMfXEHiA4Ys9GyDJ963wvJlYEpCFQ9crAjRPjVLYtj9h+Vpda/m7Krz4hN5/+6mtBSv7MooDn9eef8DwkJ3YphJYrosTxgkObWQ= ARC-Message-Signature:i=1; a=rsa-sha256; d=subspace.kernel.org; s=arc-20240116; t=1744113967; c=relaxed/simple; bh=8IzS13onBkNorLOdkcwuDygjn5SjBt9/3Xqjltj3gXc=; h=From:To:Cc:Subject:Date:Message-ID:In-Reply-To:References: MIME-Version; b=vDsCsIRe+SOfE0AL/r2z+CMVvaJ+oQOXz+pNUslarFhKVbCCGrX8PuJIbCz0C06hDkpX/MSTcJPU+S0t2BSdCRvS6UZTN04IrxI7+L3wcMFKbF7sxUW+gzQCgK2ajuzXtxV+9pajVwiTyP9aDrL2DUxg1/rAnVI6+/JtzvMZBNc= ARC-Authentication-Results:i=1; smtp.subspace.kernel.org; dkim=pass (1024-bit key) header.d=linuxfoundation.org header.i=@linuxfoundation.org header.b=dnZFpgnj; arc=none smtp.client-ip=10.30.226.201 Authentication-Results: smtp.subspace.kernel.org; dkim=pass (1024-bit key) header.d=linuxfoundation.org header.i=@linuxfoundation.org header.b="dnZFpgnj" Received: by smtp.kernel.org (Postfix) with ESMTPSA id 8DB0FC4CEE5; Tue, 8 Apr 2025 12:06:06 +0000 (UTC) DKIM-Signature: v=1; a=rsa-sha256; c=relaxed/simple; d=linuxfoundation.org; s=korg; t=1744113966; bh=8IzS13onBkNorLOdkcwuDygjn5SjBt9/3Xqjltj3gXc=; h=From:To:Cc:Subject:Date:In-Reply-To:References:From; b=dnZFpgnjqbVXOKGlhjGoTXjqX/EL05rA9j4l+lnQCA1nzR5V8HE7tQBAOb4+0J8tJ AGRoIJdVmuo0NLCtMHGb5QbJ/Qfrm0pkDE7NTjAz8L0PE1EsCgDCfeBeyspRYi8ET+ 8zOSBL8h5IUqGJgvI3zoRgJs6x58/dQ0AqvmDw1E= From: Greg Kroah-Hartman To: stable@vger.kernel.org Cc: Greg Kroah-Hartman , patches@lists.linux.dev, Wang Kefeng , Ben Hutchings , linux-arm-kernel@lists.infradead.org, Ard Biesheuvel , Kees Cook , "Russell King (Oracle)" Subject: [PATCH 5.4 070/154] ARM: 9351/1: fault: Add "cut here" line for prefetch aborts Date: Tue, 8 Apr 2025 12:50:11 +0200 Message-ID: <20250408104817.544750371@linuxfoundation.org> X-Mailer: git-send-email 2.49.0 In-Reply-To: <20250408104815.295196624@linuxfoundation.org> References: <20250408104815.295196624@linuxfoundation.org> User-Agent: quilt/0.68 X-stable: review X-Patchwork-Hint: ignore Precedence: bulk X-Mailing-List: stable@vger.kernel.org List-Id: List-Subscribe: List-Unsubscribe: MIME-Version: 1.0 Content-Transfer-Encoding: 8bit 5.4-stable review patch. If anyone has any objections, please let me know. ------------------ From: Kees Cook commit 8f09b8b4fa58e99cbfd9a650b31d65cdbd8e4276 upstream. The common pattern in arm is to emit a "8<--- cut here ---" line for faults, but it was missing for do_PrefetchAbort(). Add it. Cc: Wang Kefeng Cc: Ben Hutchings Cc: linux-arm-kernel@lists.infradead.org Acked-by: Ard Biesheuvel Signed-off-by: Kees Cook Signed-off-by: Russell King (Oracle) Signed-off-by: Greg Kroah-Hartman --- arch/arm/mm/fault.c | 1 + 1 file changed, 1 insertion(+) --- a/arch/arm/mm/fault.c +++ b/arch/arm/mm/fault.c @@ -570,6 +570,7 @@ do_PrefetchAbort(unsigned long addr, uns if (!inf->fn(addr, ifsr | FSR_LNX_PF, regs)) return; + pr_alert("8<--- cut here ---\n"); pr_alert("Unhandled prefetch abort: %s (0x%03x) at 0x%08lx\n", inf->name, ifsr, addr);