From owner-freebsd-ppc@freebsd.org Tue Sep 22 04:34:15 2020 Return-Path: Delivered-To: freebsd-ppc@mailman.nyi.freebsd.org Received: from mx1.freebsd.org (mx1.freebsd.org [IPv6:2610:1c1:1:606c::19:1]) by mailman.nyi.freebsd.org (Postfix) with ESMTP id 9B9353DCF80 for ; Tue, 22 Sep 2020 04:34:15 +0000 (UTC) (envelope-from marklmi@yahoo.com) Received: from sonic301-20.consmr.mail.gq1.yahoo.com (sonic301-20.consmr.mail.gq1.yahoo.com [98.137.64.146]) (using TLSv1.2 with cipher ECDHE-RSA-AES128-GCM-SHA256 (128/128 bits)) (Client did not present a certificate) by mx1.freebsd.org (Postfix) with ESMTPS id 4BwT3V5J4cz4VWT for ; Tue, 22 Sep 2020 04:34:14 +0000 (UTC) (envelope-from marklmi@yahoo.com) X-YMail-OSG: kxWlh4cVM1nuI6DREYgmw745Edy8QCqNobltTsk2u9.95dGY8FhBFIXCRjBTbpQ 4p0U84DLlRqKRKQ.ZogbzGkEbLCDw65y2xdzvbbC6gZFNrN_tptKEmOyReWrrx9gXpTrp4QI1x1u K8Cco0Tw3Eu3o6smEZwsC2izQ76fzQztrVaMGPsq8bzj9Z6SphWzj0jrjXIj2LsqcWVJbsZqufLO la8tqUZ9fahnyJidUk6WyqlCPlz9cmbOqtNrdwnKn_EBw08bMLSuRUegb_9a2QF4y2txZRbh2OeF DgZ1OloQDckCLSEblm_oRlhu9.q1hOb9.wKdhRam3zyJduvNndWLVuvZ9tRVLl7IR6YPh0hR6lgt wg5MZQXm9ZgPj2P1KRSzWUom1ncKJIdbL.mI2aREqbeonaT_QTfQO64xibWMAFm8Mi1EpxcjxgDO _mh0DRYrJ1qea.KUhV7DWuBiCJ8x69f49.jkZpjvWxVCtWY3TunyH8.wdsDv0_2QGCMLYKHhUQoi QWVW3bknUZMnb_12YQomD8YMqJWZIS9oAymTXJIicBEWAeM_ItbMl_2A.Z1PhFywlONv9rEsxfgr 0qJew1SUd7LLKIyy9METAwc46HOHoqPsX3NP6JkX92ggg_hEjt80biLFah_uVdWrHbhWQgPm8S4r hBbiT91L6thW.bkQX4EUb8ukSbkxHXlvYbS8FxId1SL87KPMXzqzTzx6kHTF7Oolf0_6Agzze24t 9gekdkkSl113EJklkLg3gy.z9QfgemkGuzOaL9mByiy_Hm8QhJN48Qmj2NrT8aeHfU9A8mQ3uNGa _.rcq9_ijc8FvsvuFXaiacVMH6T45uCJR8_jwOO7lkAvJUOgCYtdEM.BQqjpK3xWz8sYu6TV8HoK FYuJwT74EzxuEod8yjDMJ4LIF2V9L6oaPq58gnRkNEjafFpT_LiLSWzaDQjsuA4381qdsjCkQ8M2 lPq9Vdgft7auerJododfZVfXj.vCMAkeMtg65klZA_LFKiYx0xz4tHzB_KiknRni5rr1kXNQBoWD mzwmabdpDdc2RF3NSXp8mIn6D9NSHDCvgZcco_2Ldu0xBbYuqu1.cIN6ud9WJhsyBeQbXRqUUyC1 v2fI9O1moe_ppruTg5h.cVNELorn47.FSTgIm0qZ_SHWen_bPD1COCvO3cklvydq.wlEYCH7OKy9 JV7GFw5pLgXBT4UT15T0yss6r3_7zVe8Pcj9J.NyzEdjvjcjWEtendjAg4UTqYoXCpOeGye3_6Th VgHbCu.bVYfvysXvdFovFoMwmSF6xMV2eb3XjScphQNJaar.B5wUF93mk8GoVeaGEtsG01cRmaY9 Ddtk7wjiZDoZPekRFp9zxeSzcQVYJ6t03hZM4lthQFjJIW.7VipzNcM.WhvxdZG13422BOw_aWdz Qs69DIRFI6GdZF2NonXe4zDFQvWV6.wbYk6SzxK7IF4IgzB.jNeFkWOHhaqehud7qHzoRMwnTy7W uDjbPF7sYV2m7i5RDxvmISHg_QN4JIgA2idFxsaDbY70jEwFIPc8xxK8n2SUL_2AcGPBaLRbnOlM arj8AC23lUpAklHsmAXZh Received: from sonic.gate.mail.ne1.yahoo.com by sonic301.consmr.mail.gq1.yahoo.com with HTTP; Tue, 22 Sep 2020 04:34:12 +0000 Received: by smtp414.mail.bf1.yahoo.com (VZM Hermes SMTP Server) with ESMTPA ID ebcec3350acee48c6b7a9929ad3515de; Tue, 22 Sep 2020 04:34:11 +0000 (UTC) From: Mark Millard Content-Type: text/plain; charset=us-ascii Content-Transfer-Encoding: quoted-printable Mime-Version: 1.0 (Mac OS X Mail 13.4 \(3608.120.23.2.1\)) Subject: head -r365932 on PowerMac G5 (2 dual-core sockets): Crashes before login prompt if powerd is enabled in /etc/rc.conf Message-Id: <52783D16-5DCA-45BC-9238-2518326454A1@yahoo.com> Date: Mon, 21 Sep 2020 21:34:09 -0700 To: freebsd-ppc X-Mailer: Apple Mail (2.3608.120.23.2.1) References: <52783D16-5DCA-45BC-9238-2518326454A1.ref@yahoo.com> X-Rspamd-Queue-Id: 4BwT3V5J4cz4VWT X-Spamd-Bar: --- X-Spamd-Result: default: False [-3.23 / 15.00]; FREEMAIL_FROM(0.00)[yahoo.com]; MV_CASE(0.50)[]; R_SPF_ALLOW(-0.20)[+ptr:yahoo.com]; TO_DN_ALL(0.00)[]; DKIM_TRACE(0.00)[yahoo.com:+]; DMARC_POLICY_ALLOW(-0.50)[yahoo.com,reject]; NEURAL_HAM_SHORT(-0.74)[-0.735]; FROM_EQ_ENVFROM(0.00)[]; RCVD_TLS_LAST(0.00)[]; MIME_TRACE(0.00)[0:+]; FREEMAIL_ENVFROM(0.00)[yahoo.com]; ASN(0.00)[asn:36647, ipnet:98.137.64.0/20, country:US]; MID_RHS_MATCH_FROM(0.00)[]; DWL_DNSWL_NONE(0.00)[yahoo.com:dkim]; ARC_NA(0.00)[]; NEURAL_HAM_MEDIUM(-0.98)[-0.978]; R_DKIM_ALLOW(-0.20)[yahoo.com:s=s2048]; FROM_HAS_DN(0.00)[]; TO_MATCH_ENVRCPT_ALL(0.00)[]; NEURAL_HAM_LONG(-1.02)[-1.021]; MIME_GOOD(-0.10)[text/plain]; RCPT_COUNT_ONE(0.00)[1]; RCVD_IN_DNSWL_NONE(0.00)[98.137.64.146:from]; RWL_MAILSPIKE_POSSIBLE(0.00)[98.137.64.146:from]; RCVD_COUNT_TWO(0.00)[2]; MAILMAN_DEST(0.00)[freebsd-ppc] X-BeenThere: freebsd-ppc@freebsd.org X-Mailman-Version: 2.1.33 Precedence: list List-Id: Porting FreeBSD to the PowerPC List-Unsubscribe: , List-Archive: List-Post: List-Help: List-Subscribe: , X-List-Received-Date: Tue, 22 Sep 2020 04:34:15 -0000 This was discovered while doing a head -r363590 -> -r365932 upgrade to FreeBSD. (A non-debug system context.) It first showed up only having updated the kernel. It still shows up after updating world as well. It is now running: # uname -apKU FreeBSD FBSDG5L2 13.0-CURRENT FreeBSD 13.0-CURRENT #16 r365932M: Sun Sep = 20 19:57:07 PDT 2020 = root@FBSDFHUGE:/usr/obj/powerpc64vtsc_clang/powerpc.powerpc64/usr/src/powe= rpc.powerpc64/sys/GENERIC64vtsc-NODBG powerpc powerpc64 1300115 1300115 but with /etc/rc.conf having powerd disabled: #powerd_enable=3D"YES" The crash now is now silent, not getting to the db> prompt and not showing any messages or backtrace. Prior to world being updated it crashed with a traceback. A quick summary from a camera picture: fatal kernel trap: . . . pid =3D 1126, comm =3D powerd . . . kernel PGM trap by 0: . . . at pcr_get+0x4c at CPUFREQ_DRV_GET+0x78 at cpufreq_get_frequency+0x20 at cpufreq_get_level+0x2c at cf_get_method+0x20c at CPUFREQ_GET+0x78 at cpufreq_curr_sysctl+0x70 at sysctl_root_handler_locked+0x10c at sysctl_root+0x26c at userland_sysctl+0x14c at sys___sysctl+0x8c at syscallenter+0x188 at syscall+0x60 at trap+0x498 at powerpc_interrrupt+0x110 user SC trap . . . After this I tried to make a dump and then proceeded with disabling powerd in /etc/rc.conf and doing the world update. Unfortunately, while a dump was written, the core.txt file from the -r365932 world boot that processed the dump reported "invalid corefile" all over the place. With powerpd disabled the G5 seems to be operational. But turning powerd back on in /etc/rc.conf and rebooting prevents the boot from completing, no messages, no db> prompt. So I now leave powerd disabled. =3D=3D=3D Mark Millard marklmi at yahoo.com ( dsl-only.net went away in early 2018-Mar)