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Message-Id: <201211111019.qABAJ4Df085887@red.freebsd.org>
Date: Sun, 11 Nov 2012 10:19:04 GMT
From: Eugen Konkov <kes-kes@yandex.ru>
To: freebsd-gnats-submit@FreeBSD.org
Subject: panic: Double fault
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>Number:         173550
>Category:       misc
>Synopsis:       panic: Double fault
>Confidential:   no
>Severity:       non-critical
>Priority:       low
>Responsible:    freebsd-bugs
>State:          open
>Quarter:
>Keywords:
>Date-Required:
>Class:          sw-bug
>Submitter-Id:   current-users
>Arrival-Date:   Sun Nov 11 10:20:00 UTC 2012
>Closed-Date:
>Last-Modified:
>Originator:     Eugen Konkov
>Release:        9.1-PRERELEASE
>Organization:
ISP FreeLine
>Environment:
FreeBSD newflux 9.1-PRERELEASE FreeBSD 9.1-PRERELEASE #4 r239949: Fri Aug 31 16:57:42 EEST 2012     root@newflux:/usr/obj/usr/src/sys/KES_KERN_v9  i386

>Description:
I have compiled kernel with debug symbols. If you need vmcore file give me to know.

Fri Nov  9 23:38:35 EET 2012

FreeBSD newflux 9.1-PRERELEASE FreeBSD 9.1-PRERELEASE #4 r239949: Fri Aug 31 16:57:42 EEST 2012     root@newflux:/usr/obj/usr/src/sys/KES_KERN_v9  i386

panic: double fault

GNU gdb 6.1.1 [FreeBSD]
Copyright 2004 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-marcel-freebsd"...

Unread portion of the kernel message buffer:
<110>ipfw: 24260 Nat TCP 10.11.19.54:3050 10.11.19.49:30479 in via vlan408

Fatal double fault:
eip = 0xc0e538e8
esp = 0xc7963004
ebp = 0xc79647b4
cpuid = 3; apic id = 03
panic: double fault
cpuid = 3
KDB: stack backtrace:
#0 0xc0af724f at kdb_backtrace+0x4f
#1 0xc0ac3c4f at panic+0x16f
#2 0xc0e68aab at dblfault_handler+0x9b
Uptime: 10d5h54m8s
Physical memory: 3534 MB
Dumping 468 MB: 453 437 421 405 389 373 357 341 325 309 293 277 261 245 229 213 197 181 165 149 133 117 101 85 69 53 37 21 5

Reading symbols from /boot/kernel/accf_http.ko...Reading symbols from /boot/kernel/accf_http.ko.symbols...done.
done.
Loaded symbols for /boot/kernel/accf_http.ko
Reading symbols from /boot/kernel/accf_data.ko...Reading symbols from /boot/kernel/accf_data.ko.symbols...done.
done.
Loaded symbols for /boot/kernel/accf_data.ko
#0  doadump (textdump=1) at pcpu.h:244
244     pcpu.h: No such file or directory.
        in pcpu.h
(kgdb) #0  doadump (textdump=1) at pcpu.h:244
#1  0xc0ac399f in kern_reboot (howto=260)
    at /usr/src/sys/kern/kern_shutdown.c:448
#2  0xc0ac3c92 in panic (fmt=Variable "fmt" is not available.
) at /usr/src/sys/kern/kern_shutdown.c:636
#3  0xc0e68aab in dblfault_handler () at /usr/src/sys/i386/i386/trap.c:1051
#4  0xc0e538e8 in Xprot () at /usr/src/sys/i386/i386/exception.s:133
#5  0x00010046 in ?? ()
Previous frame inner to this frame (corrupt stack?)
(kgdb)

------------------------------------------------------------------------
ps -axl

UID   PID  PPID CPU PRI  NI    VSZ     RSS MWCHAN   STAT TT         TIME COMMAND
  0     0     0   0 -92   0      0       0 -        DLs  ??     94:38.76 [kerne
  0     1     0   0  20   0   8032 3669360 wait     DLs  ??      0:02.18 [init]
  0     2     0   0 -16   0      0       0 ctl_work DL   ??      0:00.00 [ctl_t
  0     3     0   0 -16   0      0       0 waiting_ DL   ??      0:00.00 [sctp_
  0     4     0   0 -16   0      0       0 ccb_scan DL   ??      0:00.00 [xpt_t
  0     5     0   0 -16   0      0       0 psleep   DL   ??      0:14.73 [paged
  0     6     0   0 -16   0      0       0 psleep   DL   ??      0:00.00 [vmdae
  0     7     0   0 155   0      0       0 pgzero   DL   ??      0:00.01 [pagez
  0     8     0   0 -16   0      0       0 psleep   DL   ??      0:04.66 [bufda
  0     9     0   0 -16   0      0       0 vlruwt   DL   ??      0:02.96 [vnlru
  0    10     0   0 -16   0      0       0 audit_wo DL   ??      0:00.00 [audit
  0    11     0   0 155   0      0       0 -        RL   ??  50659:43.54 [idle]
  0    12     0   0 -72   0      0       0 -        WL   ??   3452:58.79 [intr]
  0    13     0   0 -16   0      0       0 -        RL   ??   2279:58.37 [ng_qu
  0    14     0   0  -8   0      0       0 -        DL   ??     19:39.74 [geom]
  0    15     0   0 -16   0      0       0 -        DL   ??     28:54.85 [yarro
  0    16     0   0 -68   0      0       0 -        DL   ??      0:54.12 [usb]
  0    17     0   0 -16   0      0       0 tzpoll   DL   ??      0:08.60 [acpi_
  0    18     0   0 -16   0      0       0 cooling  DL   ??      0:02.45 [acpi_
  0    19     0   0  16   0      0       0 syncer   DL   ??      0:10.31 [synce
  0    20     0   0 -16   0      0       0 sdflush  DL   ??      0:09.98 [softd
  0  5693     1   0  20   0  12128 2922800 select   Ds   ??      0:00.27 [devd]
  0  7887     1   0  20   0 134864 3897808 select   Ds   ??     33:34.81 [mpd5]

>How-To-Repeat:

>Fix:


>Release-Note:
>Audit-Trail:
>Unformatted:
