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(dclarke@blastwave.org@99.253.177.25) by 0 with ESMTPA; 21 Jun 2019 03:22:30 -0000 To: "powerpc@freebsd.org" From: Dennis Clarke Subject: FreeBSD 13.0-CURRENT r349241 on PowerMac G5 instant panic in vm_mem_init(0) Message-ID: <4e9daf78-04c0-2e74-8bcb-142437f6f880@blastwave.org> Date: Thu, 20 Jun 2019 23:22:29 -0400 User-Agent: Mozilla/5.0 (X11; Linux x86_64; rv:68.0) Gecko/20100101 Thunderbird/68.0 MIME-Version: 1.0 Content-Type: text/plain; charset=utf-8; format=flowed Content-Language: en-US Content-Transfer-Encoding: 7bit X-Rspamd-Queue-Id: 3E46273423 X-Spamd-Bar: ---- Authentication-Results: mx1.freebsd.org X-Spamd-Result: default: False [-4.65 / 15.00]; ARC_NA(0.00)[]; RCVD_VIA_SMTP_AUTH(0.00)[]; RCVD_COUNT_SEVEN(0.00)[8]; FROM_HAS_DN(0.00)[]; FORWARDED(0.00)[powerpc@localmail.freebsd.org]; FORGED_RECIPIENTS_FORWARDING(0.00)[]; NEURAL_HAM_LONG(-1.00)[-1.000,0]; MIME_GOOD(-0.10)[text/plain]; RCVD_TLS_LAST(0.00)[]; DMARC_NA(0.00)[blastwave.org]; AUTH_NA(1.00)[]; RCPT_COUNT_ONE(0.00)[1]; NEURAL_HAM_MEDIUM(-1.00)[-0.996,0]; IP_SCORE(-2.77)[ip: (-7.13), ipnet: 96.47.64.0/20(-3.57), asn: 11403(-3.07), country: US(-0.06)]; MX_GOOD(-0.01)[cached: mx1.netsolmail.net]; NEURAL_HAM_SHORT(-0.78)[-0.777,0]; TO_DN_EQ_ADDR_ALL(0.00)[]; R_SPF_NA(0.00)[]; FROM_EQ_ENVFROM(0.00)[]; R_DKIM_NA(0.00)[]; MIME_TRACE(0.00)[0:+]; ASN(0.00)[asn:11403, ipnet:96.47.64.0/20, country:US]; FORGED_RECIPIENTS(0.00)[powerpc@FreeBSD.org,freebsd-ppc@freebsd.org]; MID_RHS_MATCH_FROM(0.00)[] X-BeenThere: freebsd-ppc@freebsd.org X-Mailman-Version: 2.1.29 Precedence: list List-Id: Porting FreeBSD to the PowerPC List-Unsubscribe: , List-Archive: List-Post: List-Help: List-Subscribe: , X-List-Received-Date: Fri, 21 Jun 2019 03:22:43 -0000 Just did the usual process on a system that was running r344744 just fine for a while now. At boot time I interrupted the loader with set usefdt=1 set debug.rman_debug=1 set debug.verbose_sysinit=1 Then tried a boot -v which resulted in a nearly instantaneous panic so early that I only ever saw the normal WARNING: WITNESS option as usual and then : subsystem 1000000 vm_mem_init(0)... panic: segind 91 m 0xc000000273832bf0 cpuid = 0 time = 1 KDB: stack backtrace: 0xe0000000000000008500: at .kdb_backtrace+0x5c 0xe0000000000000008630: at .vpanic+0x1b4 0xe00000000000000086f0: at .panic+0x38 0xe0000000000000008780: at .vm_phys_enqueue_contig+0x64 0xe0000000000000008850: at .vm_page_startup+0x7b4 0xe0000000000000008920: at .vm_mem_init+0x30 0xe00000000000000089b0: at .mi_startup+0x308 0xe0000000000000008a50: at .btext+0xc4 KDB: enter: panic [ thread pid 0 tid 0 ] Stopped at .kdb_enter+0x60: ld r2, r1, 0x28 db> Feels like the vmhat layer but tough to say. Anyone seen a recent ppc64 kernel boot on these things? -- Dennis Clarke RISC-V/SPARC/PPC/ARM/CISC UNIX and Linux spoken GreyBeard and suspenders optional