From owner-freebsd-current@freebsd.org Sun Jun 3 13:21:21 2018 Return-Path: Delivered-To: freebsd-current@mailman.ysv.freebsd.org Received: from mx1.freebsd.org (mx1.freebsd.org [IPv6:2610:1c1:1:606c::19:1]) by mailman.ysv.freebsd.org (Postfix) with ESMTP id 4DF7CF7CFF8 for ; Sun, 3 Jun 2018 13:21:21 +0000 (UTC) (envelope-from kostikbel@gmail.com) Received: from kib.kiev.ua (kib.kiev.ua [IPv6:2001:470:d5e7:1::1]) (using TLSv1.2 with cipher ECDHE-RSA-AES256-GCM-SHA384 (256/256 bits)) (Client did not present a certificate) by mx1.freebsd.org (Postfix) with ESMTPS id C75BC84E10; Sun, 3 Jun 2018 13:21:20 +0000 (UTC) (envelope-from kostikbel@gmail.com) Received: from tom.home (kib@localhost [127.0.0.1]) by kib.kiev.ua (8.15.2/8.15.2) with ESMTP id w53DLAFO067979; Sun, 3 Jun 2018 16:21:13 +0300 (EEST) (envelope-from kostikbel@gmail.com) DKIM-Filter: OpenDKIM Filter v2.10.3 kib.kiev.ua w53DLAFO067979 Received: (from kostik@localhost) by tom.home (8.15.2/8.15.2/Submit) id w53DLA83067977; Sun, 3 Jun 2018 16:21:10 +0300 (EEST) (envelope-from kostikbel@gmail.com) X-Authentication-Warning: tom.home: kostik set sender to kostikbel@gmail.com using -f Date: Sun, 3 Jun 2018 16:21:10 +0300 From: Konstantin Belousov To: Michael Gmelin Cc: "freebsd-current@freebsd.org" , Matthias Apitz , jhb@freebsd.org Subject: Re: Fatal trap 12: page fault on Acer Chromebook 720 (peppy) Message-ID: <20180603132110.GP3789@kib.kiev.ua> References: <20180603144840.44bfea41@bsd64.grem.de> MIME-Version: 1.0 Content-Type: text/plain; charset=us-ascii Content-Disposition: inline In-Reply-To: <20180603144840.44bfea41@bsd64.grem.de> User-Agent: Mutt/1.10.0 (2018-05-17) X-Spam-Status: No, score=-2.0 required=5.0 tests=ALL_TRUSTED,BAYES_00, DKIM_ADSP_CUSTOM_MED,FREEMAIL_FROM,NML_ADSP_CUSTOM_MED autolearn=no autolearn_force=no version=3.4.1 X-Spam-Checker-Version: SpamAssassin 3.4.1 (2015-04-28) on tom.home X-BeenThere: freebsd-current@freebsd.org X-Mailman-Version: 2.1.26 Precedence: list List-Id: Discussions about the use of FreeBSD-current List-Unsubscribe: , List-Archive: List-Post: List-Help: List-Subscribe: , X-List-Received-Date: Sun, 03 Jun 2018 13:21:21 -0000 On Sun, Jun 03, 2018 at 02:48:40PM +0200, Michael Gmelin wrote: > Hi, > > After upgrading CURRENT to r333992 (from something at least a year > old, quite some changes in mp_machdep.c since), this machine crashes > on boot: > > Copyright (c) 1992-2018 The FreeBSD Project. > Copyright (c) 1979, 1980, 1983, 1986, 1988, 1989, 1991, 1992, 1993, 1994 > The Regents of the University of California. All rights reserved. > FreeBSD is a registered trademark of The FreeBSD Foundation. > FreeBSD 12.0-CURRENT #1 r333992: Tue May 22 00:31:04 CEST 2018 > root@flimsy:/usr/obj/usr/src/amd64.amd64/sys/flimsy amd64 > FreeBSD clang version 6.0.0 (tags/RELEASE_600/final 326565) (based on LLVM 6.0.0) > WARNING: WITNESS option enabled, expect reduced performance. > VT(vga): resolution 640x480 > CPU: Intel(R) Celeron(R) 2955U @ 1.40GHz (1396.80-MHz K8-class CPU) > Origin="GenuineIntel" Id=0x40651 Family=0x6 Model=0x45 Stepping=1 > Features=0xbfebfbff CMOV,PAT,PSE36,CLFLUSH,DTS,ACPI,MMX,FXSR,SSE,SSE2,SS,HTT,TM,PBE> > Features2=0x4ddaebbf xTPR,PDCM,PCID,SSE4.1,SSE4.2,MOVBE,POPCNT,TSCDLT,XSAVE,OSXSAVE,RDRAND> > AMD Features=0x2c100800 > AMD Features2=0x21 > Structured Extended Features=0x2603 > XSAVE Features=0x1 > VT-x: (disabled in BIOS) PAT,HLT,MTF,PAUSE,EPT,UG,VPID > TSC: P-state invariant, performance statistics > real memory = 4301258752 (4102 MB) > avail memory = 1907572736 (1819 MB) > Event timer "LAPIC" quality 600 > ACPI APIC Table: What does this mean ? Did you flashed coreboot ? > kernel trap 12 with interrupts disabled > > Fatal trap 12: page fault while in kernel mode > cpuid = 0; apic id = 00 > fault virtual address = 0xfffff80001000000 > fault code = supervisor write data, protection violation > instruction pointer = 0x20:Oxffffffff8102955f > stack pointer = 0x28:0xffffffff82a79be0 > frame pointer = 0x28:0xffffffff82a79c10 > code segment = base Ox0, limit Oxfffff, type Ox1b > = DPL 0, pres 1, long 1, def32 0, gran 1 > processor eflags = resume, IOPL = 0 > current process = 0 () > [ thread pid 0 tid 0 ] > Stopped at native_start_all_aps+0x08f: movq %rax,(%rsi) Look up the source line number for this address. > db> > > Any key press in the debugger will reboot the machine. > > Booting with kern.smp.disabled=1 works. > > Any ideas? > > -m > > -- > Michael Gmelin > _______________________________________________ > freebsd-current@freebsd.org mailing list > https://lists.freebsd.org/mailman/listinfo/freebsd-current > To unsubscribe, send any mail to "freebsd-current-unsubscribe@freebsd.org"