From nobody Sun May 19 14:46:42 2024 X-Original-To: freebsd-questions@mlmmj.nyi.freebsd.org Received: from mx1.freebsd.org (mx1.freebsd.org [IPv6:2610:1c1:1:606c::19:1]) by mlmmj.nyi.freebsd.org (Postfix) with ESMTP id 4Vj3SD1qCVz5K9Sv for ; Sun, 19 May 2024 14:46:52 +0000 (UTC) (envelope-from fquest@paz.bz) Received: from emailh.ca (emailh.ca [23.235.65.100]) (using TLSv1.3 with cipher TLS_AES_256_GCM_SHA384 (256/256 bits) key-exchange X25519 server-signature RSA-PSS (4096 bits) server-digest SHA256) (Client did not present a certificate) by mx1.freebsd.org (Postfix) with ESMTPS id 4Vj3SC1VJNz4Q8f for ; Sun, 19 May 2024 14:46:51 +0000 (UTC) (envelope-from fquest@paz.bz) Authentication-Results: mx1.freebsd.org; dkim=none; dmarc=none; spf=pass (mx1.freebsd.org: domain of fquest@paz.bz designates 23.235.65.100 as permitted sender) smtp.mailfrom=fquest@paz.bz Received: from 254-68-235-23.gwaiicomm.com ([23.235.68.254] helo=[10.10.10.10]) by emailh.ca with esmtpsa (TLS1.3) tls TLS_AES_128_GCM_SHA256 (Exim 4.94.2) (envelope-from ) id 1s8ho9-000PTi-4s; Sun, 19 May 2024 07:46:41 -0700 Message-ID: <7c7f0ddf-6e2e-4954-a712-018fc790c8df@paz.bz> Date: Sun, 19 May 2024 07:46:42 -0700 List-Id: User questions List-Archive: https://lists.freebsd.org/archives/freebsd-questions List-Help: List-Post: List-Subscribe: List-Unsubscribe: X-BeenThere: freebsd-questions@freebsd.org Sender: owner-freebsd-questions@FreeBSD.org MIME-Version: 1.0 User-Agent: Mozilla Thunderbird Content-Language: en-US To: freebsd-questions@freebsd.org From: Jim Pazarena Subject: FBSD 14.0 / exim 4,97.1 - exim SIGSEGV Content-Type: text/plain; charset=UTF-8; format=flowed Content-Transfer-Encoding: 7bit X-Spamd-Bar: --- X-Spamd-Result: default: False [-3.28 / 15.00]; NEURAL_HAM_LONG(-1.00)[-1.000]; NEURAL_HAM_MEDIUM(-1.00)[-0.998]; NEURAL_HAM_SHORT(-0.99)[-0.987]; R_SPF_ALLOW(-0.20)[+ip4:23.235.65.64/26]; MIME_GOOD(-0.10)[text/plain]; XM_UA_NO_VERSION(0.01)[]; RCVD_VIA_SMTP_AUTH(0.00)[]; RCPT_COUNT_ONE(0.00)[1]; RCVD_COUNT_ONE(0.00)[1]; ASN(0.00)[asn:852, ipnet:23.235.64.0/20, country:CA]; MIME_TRACE(0.00)[0:+]; RCVD_TLS_ALL(0.00)[]; R_DKIM_NA(0.00)[]; MLMMJ_DEST(0.00)[freebsd-questions@freebsd.org]; FROM_EQ_ENVFROM(0.00)[]; FROM_HAS_DN(0.00)[]; MID_RHS_MATCH_FROM(0.00)[]; TO_DN_NONE(0.00)[]; DMARC_NA(0.00)[paz.bz]; TO_MATCH_ENVRCPT_ALL(0.00)[]; ARC_NA(0.00)[] X-Rspamd-Queue-Id: 4Vj3SC1VJNz4Q8f I upgraded both of the captioned versions at the same time, so it is not clear to me which is causing this issue.. however, since upgrading, often but without any discernible cycle or frequency, exim refuses incoming connections, and logs the following: 2024-05-19 07:21:00 SIGSEGV (fault address: 0xffffffffffffff70) 2024-05-19 07:21:00 SIGSEGV (maybe attempt to write to immutable memory) 2024-05-19 07:21:00 SIGSEGV (44427 handling incoming connection from [127.0.0.1]) 2024-05-19 07:21:00 SIGSEGV (fault address: 0xffffffffffffff70) 2024-05-19 07:21:00 SIGSEGV (maybe attempt to write to immutable memory) 2024-05-19 07:21:00 SIGSEGV (44432 handling incoming connection from [127.0.0.1]) 2024-05-19 07:21:00 SIGSEGV (fault address: 0xffffffffffffff70) 2024-05-19 07:21:00 SIGSEGV (maybe attempt to write to immutable memory) 2024-05-19 07:21:00 SIGSEGV (44433 handling incoming connection from [127.0.0.1]) To get exim working again, I shutdown the service and restart it, and it works again as expected. This happens across multiple chassis, both VMs and bare metal, so the root cause is not system memory. I am trying to establish a troubleshooting route, and wondering if others are experiencing this as well? -- Jim Pazarena fquest@paz.bz Haida Gwaii - British Columbia - Canada