Date: Wed, 16 Aug 2000 23:18:22 -0700 (PDT) From: rzubairov@snos.ru To: freebsd-gnats-submit@FreeBSD.org Subject: kern/20671: panicstr:page fault; panic messages:Fatal trap 12: page fault while in kernel mode; Message-ID: <20000817061822.1185837B697@hub.freebsd.org>
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>Number: 20671 >Category: kern >Synopsis: panicstr:page fault; panic messages:Fatal trap 12: page fault while in kernel mode; >Confidential: no >Severity: critical >Priority: high >Responsible: freebsd-bugs >State: open >Quarter: >Keywords: >Date-Required: >Class: sw-bug >Submitter-Id: current-users >Arrival-Date: Wed Aug 16 23:20:00 PDT 2000 >Closed-Date: >Last-Modified: >Originator: Ravil Zubairov >Release: FreeBSD v3.3 stable >Organization: JSC "Salavatnefteorgsintez" >Environment: #uname -a FreeBSD bug.snos.ru 3.3-RELEASE FreeBSD 3.3-RELEASE #1: Mon Aug 14 18:17:29 YEKST 2000 toor@bug.snos.ru:/usr/src/sys/compile/bug.snos.ru i386 Hardware: HP Vectra VE8, Pentium II 350MHz, HDD 3,2GB, RAM 144MB ethernet card 3Com 3c90x 10 Mbit. >Description: ------------------------------------------------------------------ the config file of kernel ------------------------------------------------------------------ # # GENERIC -- Generic machine with WD/AHx/NCR/BTx family disks # # For more information on this file, please read the handbook section on # Kernel Configuration Files: # # http://www.freebsd.org/handbook/kernelconfig-config.html # # The handbook is also available locally in /usr/share/doc/handbook # if you've installed the doc distribution, otherwise always see the # FreeBSD World Wide Web server (http://www.FreeBSD.ORG/) for the # latest information. # # An exhaustive list of options and more detailed explanations of the # device lines is also present in the ./LINT configuration file. If you are # in doubt as to the purpose or necessity of a line, check first in LINT. # # $FreeBSD: src/sys/i386/conf/GENERIC,v 1.143.2.22 1999/09/14 22:53:30 jkh Exp $ machine "i386" cpu "I386_CPU" cpu "I486_CPU" cpu "I586_CPU" cpu "I686_CPU" ident bug maxusers 256 makeoptions DEBUG="-g" #Build kernel with debug symbols. options MATH_EMULATE #Support for x87 emulation options INET #InterNETworking options FFS #Berkeley Fast Filesystem options FFS_ROOT #FFS usable as root device [keep this!] options MFS #Memory Filesystem options MFS_ROOT #MFS usable as root device, "MFS" req'ed options NFS #Network Filesystem options NFS_ROOT #NFS usable as root device, "NFS" req'ed options MSDOSFS #MSDOS Filesystem options "CD9660" #ISO 9660 Filesystem options "CD9660_ROOT" #CD-ROM usable as root. "CD9660" req'ed options PROCFS #Process filesystem options "COMPAT_43" #Compatible with BSD 4.3 [KEEP THIS!] options SCSI_DELAY=15000 #Be pessimistic about Joe SCSI device options UCONSOLE #Allow users to grab the console options FAILSAFE #Be conservative options USERCONFIG #boot -c editor options VISUAL_USERCONFIG #visual boot -c editor options KTRACE #ktrace(1) syscall trace support options SYSVSHM #SYSV-style shared memory options SYSVMSG #SYSV-style message queues options SYSVSEM #SYSV-style semaphores config kernel root on wd0 # To make an SMP kernel, the next two are needed #options SMP # Symmetric MultiProcessor Kernel #options APIC_IO # Symmetric (APIC) I/O # Optionally these may need tweaked, (defaults shown): #options NCPU=2 # number of CPUs #options NBUS=4 # number of busses #options NAPIC=1 # number of IO APICs #options NINTR=24 # number of INTs controller isa0 controller pnp0 # PnP support for ISA controller eisa0 controller pci0 # Floppy drives controller fdc0 at isa? port "IO_FD1" bio irq 6 drq 2 disk fd0 at fdc0 drive 0 disk fd1 at fdc0 drive 1 # IDE controller and disks options "CMD640" # work around CMD640 chip deficiency controller wdc0 at isa? port "IO_WD1" bio irq 14 disk wd0 at wdc0 drive 0 disk wd1 at wdc0 drive 1 controller wdc1 at isa? port "IO_WD2" bio irq 15 disk wd2 at wdc1 drive 0 disk wd3 at wdc1 drive 1 # ATAPI devices options ATAPI #Enable ATAPI support for IDE bus options ATAPI_STATIC #Don't do it as an LKM device acd0 #IDE CD-ROM device wfd0 #IDE Floppy (e.g. LS-120) # Proprietary or custom CD-ROM Interfaces #device wt0 at isa? port 0x300 bio irq 5 drq 1 #device mcd0 at isa? port 0x300 bio irq 10 #device matcd0 at isa? port 0x230 bio #device scd0 at isa? port 0x230 bio # atkbdc0 controls both the keyboard and the PS/2 mouse controller atkbdc0 at isa? port IO_KBD tty device atkbd0 at isa? tty irq 1 device psm0 at isa? tty irq 12 device vga0 at isa? port ? conflicts # splash screen/screen saver pseudo-device splash # syscons is the default console driver, resembling an SCO console device sc0 at isa? tty # Enable this and PCVT_FREEBSD for pcvt vt220 compatible console driver #device vt0 at isa? tty #options XSERVER # support for X server #options FAT_CURSOR # start with block cursor # If you have a ThinkPAD, uncomment this along with the rest of the PCVT lines #options PCVT_SCANSET=2 # IBM keyboards are non-std # Floating point support - do not disable. device npx0 at isa? port IO_NPX irq 13 # Power management support (see LINT for more options) device apm0 at isa? disable flags 0x31 # Advanced Power Management # PCCARD (PCMCIA) support # Serial (COM) ports device sio0 at isa? port "IO_COM1" flags 0x10 tty irq 4 device sio1 at isa? port "IO_COM2" tty irq 3 device sio2 at isa? disable port "IO_COM3" tty irq 5 device sio3 at isa? disable port "IO_COM4" tty irq 9 # Parallel port device ppc0 at isa? port? flags 0x40 net irq 7 controller ppbus0 # Parallel port bus (required) device lpt0 at ppbus? # Printer device plip0 at ppbus? # TCP/IP over parallel device ppi0 at ppbus? # Parallel port interface device #controller vpo0 at ppbus? # Requires scbus and da0 # PCI Ethernet NICs. device xl0 # 3Com 3c90x (``Boomerang'', ``Cyclone'') # ISA Ethernet NICs. # Order is important here due to intrusive probes, do *not* alphabetize # this list of network interfaces until the probes have been fixed. # Right now it appears that the ie0 must be probed before ep0. See # revision 1.20 of this file. # requires PCCARD (PCMCIA) support to be activated #device xe0 at isa? port? net irq ? # PCCARD NIC drivers. # ze and zp take over the pcic and cannot coexist with generic pccard # support, nor the ed and ep drivers they replace. # Pseudo devices - the number indicates how many units to allocated. pseudo-device loop # Network loopback pseudo-device ether # Ethernet support pseudo-device sl 1 # Kernel SLIP pseudo-device ppp 1 # Kernel PPP pseudo-device tun 1 # Packet tunnel pseudo-device pty 16 # Pseudo-ttys (telnet etc) pseudo-device gzip # Exec gzipped a.out's # The `bpfilter' pseudo-device enables the Berkeley Packet Filter. # Be aware of the administrative consequences of enabling this! # The number of devices determines the maximum number of # simultaneous BPF clients programs runnable. pseudo-device bpfilter 1 #Berkeley packet filter ------------------------------------------------------------------ end of config file ------------------------------------------------------------------ ------------------------------------------------------------------ This is the kgdb results ------------------------------------------------------------------ GNU gdb 4.18 Copyright 1998 Free Software Foundation, Inc. GDB is free software, covered by the GNU General Public License, and you are welcome to change it and/or distribute copies of it under certain conditions. Type "show copying" to see the conditions. There is absolutely no warranty for GDB. Type "show warranty" for details. This GDB was configured as "i386-unknown-freebsd"... IdlePTD 2813952 initial pcb at 23ffb4 panicstr: page fault panic messages: --- Fatal trap 12: page fault while in kernel mode fault virtual address = 0x60000000 fault code = supervisor read, page not present instruction pointer = 0x8:0xc01b8a74 stack pointer = 0x10:0xc022b074 frame pointer = 0x10:0xc022b080 code segment = base 0x0, limit 0xfffff, type 0x1b = DPL 0, pres 1, def32 1, gran 1 processor eflags = interrupt enabled, resume, IOPL = 0 current process = Idle interrupt mask = net tty trap number = 12 panic: page fault syncing disks... 7 7 done dumping to dev 1, offset 319488 dump 143 142 141 140 139 138 137 136 135 134 133 132 131 130 129 128 127 126 125 124 123 122 121 120 1 19 118 117 116 115 114 113 112 111 110 109 108 107 106 105 104 103 102 101 100 99 98 97 96 95 94 93 92 91 90 89 88 87 86 85 84 83 82 81 80 79 78 77 76 75 74 73 72 71 70 69 68 67 66 65 64 63 62 61 60 59 58 57 56 55 54 53 52 51 50 49 48 47 46 45 44 43 42 41 40 39 38 37 36 35 34 33 32 31 30 29 28 27 26 25 24 23 22 21 20 19 18 17 16 15 14 13 12 11 10 9 8 7 6 5 4 3 2 1 --- #0 0xc012f837 in boot () (kgdb) where #0 0xc012f837 in boot () #1 0xc012fabc in at_shutdown () #2 0xc01f6c45 in trap_fatal () #3 0xc01f6923 in trap_pfault () #4 0xc01f659a in trap () #5 0xc01b8a74 in xl_newbuf () #6 0xc01b8bcd in xl_rxeof () #7 0xc01b925f in xl_intr () #8 0xc01f5551 in i686_pagezero () #9 0xc01faa47 in vm_page_zero_idle () -------------------------------------------------- end of kgdb -------------------------------------------------- ~ >How-To-Repeat: Sometimes when I work with a network, I do ping another ... it happens. >Fix: I do not know >Release-Note: >Audit-Trail: >Unformatted: To Unsubscribe: send mail to majordomo@FreeBSD.org with "unsubscribe freebsd-bugs" in the body of the message
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