From owner-freebsd-stable@freebsd.org Fri Feb 2 12:56:44 2018 Return-Path: Delivered-To: freebsd-stable@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 A2E92ED7E46 for ; Fri, 2 Feb 2018 12:56:44 +0000 (UTC) (envelope-from danny@cs.huji.ac.il) Received: from kabab.cs.huji.ac.il (kabab.cs.huji.ac.il [132.65.116.210]) (using TLSv1 with cipher DHE-RSA-AES256-SHA (256/256 bits)) (Client did not present a certificate) by mx1.freebsd.org (Postfix) with ESMTPS id 36CD66A5D6 for ; Fri, 2 Feb 2018 12:56:43 +0000 (UTC) (envelope-from danny@cs.huji.ac.il) Received: from bach.cs.huji.ac.il ([132.65.80.20]) by kabab.cs.huji.ac.il with esmtp id 1ehak0-000CQ3-1z for freebsd-stable@freebsd.org; Fri, 02 Feb 2018 14:46:52 +0200 From: Daniel Braniss Content-Type: text/plain; charset=utf-8 Content-Transfer-Encoding: quoted-printable Mime-Version: 1.0 (Mac OS X Mail 11.2 \(3445.5.20\)) Subject: panic when loading mlxen Message-Id: <83F78F7E-4DC2-41F5-837A-CB728D67B1E3@cs.huji.ac.il> Date: Fri, 2 Feb 2018 14:46:51 +0200 To: freebsd-stable X-Mailer: Apple Mail (2.3445.5.20) X-BeenThere: freebsd-stable@freebsd.org X-Mailman-Version: 2.1.25 Precedence: list List-Id: Production branch of FreeBSD source code List-Unsubscribe: , List-Archive: List-Post: List-Help: List-Subscribe: , X-List-Received-Date: Fri, 02 Feb 2018 12:56:44 -0000 with latest stable (r328769) when I have mlxen_load=3D=E2=80=9CYES=E2=80=9D in my loader.conf it panics: KDB: debugger backends: ddbsize 0x4638 at 0x22d6000 = f KDB: current backend: ddb 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 11.1-STABLE #18: Fri Feb 2 10:46:12 IST 2018 danny@pe-44:/home/obj/pe-44/net/rnd/r+d/stable/11/sys/HUJI amd64 FreeBSD clang version 5.0.1 (tags/RELEASE_501/final 320880) (based on = LLVM 5.0.1) VT(vga): resolution 640x480 CPU: Intel(R) Xeon(R) CPU E5507 @ 2.27GHz (2261.04-MHz = K8-class CPU) Origin=3D"GenuineIntel" Id=3D0x106a5 Family=3D0x6 Model=3D0x1a = Stepping=3D5 = Features=3D0xbfebfbff = Features2=3D0x9ce3bd AMD Features=3D0x28100800 AMD Features2=3D0x1 VT-x: PAT,HLT,MTF,PAUSE,EPT,VPID TSC: P-state invariant, performance statistics real memory =3D 25769803776 (24576 MB) avail memory =3D 24931561472 (23776 MB) Event timer "LAPIC" quality 100 ACPI APIC Table: FreeBSD/SMP: Multiprocessor System Detected: 8 CPUs FreeBSD/SMP: 2 package(s) x 4 core(s) ioapic1: Changing APIC ID to 1 ioapic0 irqs 0-23 on motherboard ioapic1 irqs 32-55 on motherboard Fatal trap 12: page fault while in kernel mode cpuid =3D 0; apic id =3D 10 fault virtual address =3D 0x1818 fault code =3D supervisor write data, page not present instruction pointer =3D 0x20:0xffffffff80ad427f stack pointer =3D 0x28:0xffffffff822e3be0 frame pointer =3D 0x28:0xffffffff822e3c30 code segment =3D base 0x0, limit 0xfffff, type 0x1b =3D DPL 0, pres 1, long 1, def32 0, gran 1 processor eflags =3D interrupt enabled, resume, IOPL =3D 0 current process =3D 0 (swapper) [ thread pid 0 tid 100000 ] Stopped at taskqgroup_attach_cpu+0x4f: lock cmpxchgq = %r12,(%rdi)=