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Wed, 11 Mar 2026 10:33:08 +0000 (UTC) Received: from dovecot-director2.suse.de ([2a07:de40:b281:106:10:150:64:167]) by imap1.dmz-prg2.suse.org with ESMTPSA id fekjHOREsWmrGgAAD6G6ig (envelope-from ); Wed, 11 Mar 2026 10:33:08 +0000 Date: Wed, 11 Mar 2026 11:33:08 +0100 From: Cyril Hrubis To: Eric Dumazet Cc: kernel test robot , Kuniyuki Iwashima , lkp@intel.com, netdev@vger.kernel.org, oe-lkp@lists.linux.dev, Jakub Kicinski , ltp@lists.linux.it Subject: Re: [LTP] [linux-next:master] [icmp] 64db5933c7: ltp.cve-2020-25705.fail Message-ID: References: <202603091409.866c520c-lkp@intel.com> Precedence: bulk X-Mailing-List: netdev@vger.kernel.org List-Id: List-Subscribe: List-Unsubscribe: MIME-Version: 1.0 Content-Type: text/plain; charset=us-ascii Content-Disposition: inline In-Reply-To: X-Spam-Score: -4.30 X-Spam-Level: X-Spamd-Result: default: False [-4.30 / 50.00]; BAYES_HAM(-3.00)[99.99%]; NEURAL_HAM_LONG(-1.00)[-1.000]; NEURAL_HAM_SHORT(-0.20)[-1.000]; MIME_GOOD(-0.10)[text/plain]; MIME_TRACE(0.00)[0:+]; TO_MATCH_ENVRCPT_ALL(0.00)[]; ARC_NA(0.00)[]; DKIM_SIGNED(0.00)[suse.cz:s=susede2_rsa,suse.cz:s=susede2_ed25519]; FUZZY_RATELIMITED(0.00)[rspamd.com]; RCVD_TLS_ALL(0.00)[]; FROM_HAS_DN(0.00)[]; MISSING_XM_UA(0.00)[]; FROM_EQ_ENVFROM(0.00)[]; TO_DN_SOME(0.00)[]; RCVD_COUNT_TWO(0.00)[2]; RCVD_VIA_SMTP_AUTH(0.00)[]; RCPT_COUNT_SEVEN(0.00)[8]; DBL_BLOCKED_OPENRESOLVER(0.00)[imap1.dmz-prg2.suse.org:helo,suse.cz:email] X-Spam-Flag: NO Hi! > I do not want to know what this test is doing or expecting. > > If it expects sysctls to have a precise value, it should set them ? The test is a CVE reproducer that checks if ICMP message ratelimiting is sufficiently randomized so that we do not leak information about the system. See the test source code: https://github.com/linux-test-project/ltp/blob/master/testcases/cve/icmp_rate_limit01.c -- Cyril Hrubis chrubis@suse.cz