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 CE532264A76; Tue, 8 Apr 2025 11:42:44 +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=1744112564; cv=none; b=ARB+nI851bBy3GVBbi+eEKhs29D3VriZln5+5Z2jKSyNU3l7VrFh8jg36YDeHevoWTYdc3YbPf677NOGN0bd8yVCWoBSouJkC/iFwRrrgPIjzPasZAuG+yQ5HZ6GqEFhGix7VFcq35HJwTN3JtjlvAULXUKDd+i8Aw7qfGUsAfY= ARC-Message-Signature:i=1; a=rsa-sha256; d=subspace.kernel.org; s=arc-20240116; t=1744112564; c=relaxed/simple; bh=JLReWo/SgiNv5PhaYWUKzE9k7M3iMSIrodZJE6GRNBs=; h=From:To:Cc:Subject:Date:Message-ID:In-Reply-To:References: MIME-Version; b=gMJM4W2CIvb+KgeyEPNruxiJKuLMsdpFbsw98LGtK4y3FfhglIqXJi7oNsmGeoIlD5M+F2eeg6kZWVvDBNmxsm9SMlrPSFZGzqnhsFG485gl1VUw1o5jgXBM47MzvPGzucaVLXc/tIWTvOb2Hblk1LV5TvJifHmAEdh3OWtsT/c= ARC-Authentication-Results:i=1; smtp.subspace.kernel.org; dkim=pass (1024-bit key) header.d=linuxfoundation.org header.i=@linuxfoundation.org header.b=JmwXe/nh; 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="JmwXe/nh" Received: by smtp.kernel.org (Postfix) with ESMTPSA id 5C220C4CEE5; Tue, 8 Apr 2025 11:42:44 +0000 (UTC) DKIM-Signature: v=1; a=rsa-sha256; c=relaxed/simple; d=linuxfoundation.org; s=korg; t=1744112564; bh=JLReWo/SgiNv5PhaYWUKzE9k7M3iMSIrodZJE6GRNBs=; h=From:To:Cc:Subject:Date:In-Reply-To:References:From; b=JmwXe/nhqhTcNUrM01Ikjh9znp/IqbHiz7vq4KaVFnjgK5szHQw1KiaX9VECD9xPm xONkNix3QEUs1uxQ2NOtUAhYePiQuVT7Z2Am/Oj6lsT313tlylgse3aNVr98nz8PMS NTpH+8txB2e8K0xBh0xD14xkiEC/WCk+Ua1vPTvE= 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 5.15 114/279] ARM: 9351/1: fault: Add "cut here" line for prefetch aborts Date: Tue, 8 Apr 2025 12:48:17 +0200 Message-ID: <20250408104829.423635953@linuxfoundation.org> X-Mailer: git-send-email 2.49.0 In-Reply-To: <20250408104826.319283234@linuxfoundation.org> References: <20250408104826.319283234@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 5.15-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 @@ -559,6 +559,7 @@ 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);