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Wed, 31 Mar 2021 19:45:00 +0000 Subject: Re: [libc-coord] syslog and LOG_KERN - Re: [PATCH] Bug 3604: fix calls to openlog() with LOG_KERN facility To: libc-coord@lists.openwall.com, Adhemerval Zanella , Dan Raymond , libc-alpha@sourceware.org, Rich Felker References: <1395b5b8-0fc7-ae01-c8e1-5e13f3a4394c@foxvalley.net> <86d18b12-c12b-9837-de7a-9dcb377ed6c4@linaro.org> From: Alan Coopersmith Message-ID: <9b021a51-2d91-8fc8-c13d-0cc0315ccca9@oracle.com> Date: Wed, 31 Mar 2021 12:44:57 -0700 User-Agent: Mozilla/5.0 (X11; SunOS i86pc; rv:78.0) Gecko/20100101 Thunderbird/78.8.0 In-Reply-To: <86d18b12-c12b-9837-de7a-9dcb377ed6c4@linaro.org> Content-Type: text/plain; charset=utf-8; format=flowed Content-Language: en-US Content-Transfer-Encoding: 7bit X-Originating-IP: [138.3.200.47] X-ClientProxiedBy: SJ0PR05CA0007.namprd05.prod.outlook.com (2603:10b6:a03:33b::12) To DM5PR1001MB2412.namprd10.prod.outlook.com (2603:10b6:4:2f::35) MIME-Version: 1.0 X-MS-Exchange-MessageSentRepresentingType: 1 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malwarescore=0 suspectscore=0 adultscore=0 mlxscore=0 bulkscore=0 spamscore=0 clxscore=1011 mlxlogscore=999 phishscore=0 classifier=spam adjust=0 reason=mlx scancount=1 engine=8.12.0-2103300000 definitions=main-2103310136 X-Spam-Status: No, score=-2.5 required=5.0 tests=BAYES_00, DKIM_SIGNED, DKIM_VALID, DKIM_VALID_AU, DKIM_VALID_EF, MSGID_FROM_MTA_HEADER, NICE_REPLY_A, RCVD_IN_MSPIKE_H3, RCVD_IN_MSPIKE_WL, SPF_HELO_PASS, SPF_PASS, TXREP autolearn=ham autolearn_force=no version=3.4.2 X-Spam-Checker-Version: SpamAssassin 3.4.2 (2018-09-13) on server2.sourceware.org X-BeenThere: libc-alpha@sourceware.org X-Mailman-Version: 2.1.29 Precedence: list List-Id: Libc-alpha mailing list List-Unsubscribe: , List-Archive: List-Post: List-Help: List-Subscribe: , X-List-Received-Date: Wed, 31 Mar 2021 19:45:25 -0000 On 3/31/21 12:27 PM, Adhemerval Zanella wrote: > > > On 27/03/2021 17:07, Dan Raymond wrote: >> From 93683928886a563a4740e2b42b53752a4a7d431f Mon Sep 17 00:00:00 2001 >> From: Dan Raymond >> Date: Sat, 27 Mar 2021 13:51:16 -0600 >> Subject: [PATCH] Bug 3604: fix calls to openlog() with LOG_KERN facility >> > > Not allowing LOG_KERN by any user process seems to be de facto behavior > on all systems I am aware of: > > * FreeBSD and MUSL explicit set to previous log facility (they check > if the priority against a mask and since on both LOG_KERN is 0 is > set to the previous/default value). > > * Solaris 11.4 man page explicit says: > > LOG_KERN Messages generated by the kernel. These cannot be gener- > ated by any user processes. The Solaris implementation is similar to FreeBSD & MUSL - LOG_KERN is 0, so appears the same to syslog() as not specifying a facility and letting the default value be used. -- -Alan Coopersmith- alan.coopersmith@oracle.com Oracle Solaris Engineering - https://blogs.oracle.com/alanc