From patchwork Thu Jun 11 00:03:59 2020 Content-Type: text/plain; charset="utf-8" MIME-Version: 1.0 Content-Transfer-Encoding: 7bit X-Patchwork-Submitter: Lakshmi Ramasubramanian X-Patchwork-Id: 11599021 Return-Path: Received: from mail.kernel.org (pdx-korg-mail-1.web.codeaurora.org [172.30.200.123]) by pdx-korg-patchwork-2.web.codeaurora.org (Postfix) with ESMTP id 32FCB739 for ; Thu, 11 Jun 2020 00:04:07 +0000 (UTC) Received: from vger.kernel.org (vger.kernel.org [23.128.96.18]) by mail.kernel.org (Postfix) with ESMTP id 080C3207ED for ; Thu, 11 Jun 2020 00:04:07 +0000 (UTC) Authentication-Results: mail.kernel.org; dkim=pass (1024-bit key) header.d=linux.microsoft.com header.i=@linux.microsoft.com header.b="XrTM444n" Received: (majordomo@vger.kernel.org) by vger.kernel.org via listexpand id S1726948AbgFKAEG (ORCPT ); Wed, 10 Jun 2020 20:04:06 -0400 Received: from linux.microsoft.com ([13.77.154.182]:52018 "EHLO linux.microsoft.com" rhost-flags-OK-OK-OK-OK) by vger.kernel.org with ESMTP id S1726781AbgFKAEG (ORCPT ); Wed, 10 Jun 2020 20:04:06 -0400 Received: from localhost.localdomain (c-73-42-176-67.hsd1.wa.comcast.net [73.42.176.67]) by linux.microsoft.com (Postfix) with ESMTPSA id 48C3620B4778; Wed, 10 Jun 2020 17:04:05 -0700 (PDT) DKIM-Filter: OpenDKIM Filter v2.11.0 linux.microsoft.com 48C3620B4778 DKIM-Signature: v=1; a=rsa-sha256; c=relaxed/relaxed; d=linux.microsoft.com; s=default; t=1591833845; bh=Jg1D9fyRRgF71SKb0UGGuUXLQN77lsoxtU1UUIl2BWQ=; h=From:To:Cc:Subject:Date:From; b=XrTM444nDjhTHOBImXLhSueVbU2Wzy4Ggy0tUSa/Jo4xjTjBuw0H3D1bFzMevPYbU OrcfT6jIOtz1sIQuPPiRIvAZOGdsi22R19zyQrl5PIjqzyxVOswrslcVD607ykDXWt Hrrsyo/cjwNW2cjMPHGKazsHroclASjfTipPXb3A= From: Lakshmi Ramasubramanian To: zohar@linux.ibm.com, sgrubb@redhat.com, paul@paul-moore.com Cc: rgb@redhat.com, linux-integrity@vger.kernel.org, linux-audit@redhat.com, linux-kernel@vger.kernel.org Subject: [PATCH 1/2] integrity: Add errno field in audit message Date: Wed, 10 Jun 2020 17:03:59 -0700 Message-Id: <20200611000400.3771-1-nramas@linux.microsoft.com> X-Mailer: git-send-email 2.27.0 MIME-Version: 1.0 Sender: linux-integrity-owner@vger.kernel.org Precedence: bulk List-ID: X-Mailing-List: linux-integrity@vger.kernel.org Error code is not included in the audit messages logged by the integrity subsystem. Add a new field namely "errno" in the audit message and set the value to the error code passed to integrity_audit_msg() in the "result" parameter. Sample audit message: [ 6.284329] audit: type=1804 audit(1591756723.627:2): pid=1 uid=0 auid=4294967295 ses=4294967295 subj=kernel op=add_boot_aggregate cause=alloc_entry errno=-12 comm="swapper/0" name="boot_aggregate" res=0 Signed-off-by: Lakshmi Ramasubramanian Suggested-by: Steve Grubb --- security/integrity/integrity_audit.c | 3 ++- 1 file changed, 2 insertions(+), 1 deletion(-) diff --git a/security/integrity/integrity_audit.c b/security/integrity/integrity_audit.c index 5109173839cc..8cbf415bb977 100644 --- a/security/integrity/integrity_audit.c +++ b/security/integrity/integrity_audit.c @@ -42,7 +42,8 @@ void integrity_audit_msg(int audit_msgno, struct inode *inode, from_kuid(&init_user_ns, audit_get_loginuid(current)), audit_get_sessionid(current)); audit_log_task_context(ab); - audit_log_format(ab, " op=%s cause=%s comm=", op, cause); + audit_log_format(ab, " op=%s cause=%s errno=%d comm=", + op, cause, result); audit_log_untrustedstring(ab, get_task_comm(name, current)); if (fname) { audit_log_format(ab, " name=");