Date: Thu, 7 May 2009 19:00:09 GMT From: =?iso-8859-9?B?TXVyYXQgU/xy/GP8?= <msurucu@karaelmas.edu.tr> To: freebsd-ipfw@FreeBSD.org Subject: Re: kern/131601: [ipfw] [panic] 7-STABLE panic in nat_finalise (tcp=0) Message-ID: <200905071900.n47J09II075261@freefall.freebsd.org>
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The following reply was made to PR kern/131601; it has been noted by GNATS.
From: =?iso-8859-9?B?TXVyYXQgU/xy/GP8?= <msurucu@karaelmas.edu.tr>
To: <bug-followup@FreeBSD.org>,
<vk@kbb.ru>
Cc:
Subject: Re: kern/131601: [ipfw] [panic] 7-STABLE panic in nat_finalise (tcp=0)
Date: Thu, 7 May 2009 21:41:58 +0300
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FreeBSD 7.2 - i386
# kgdb kernel.debug /var/crash/vmcore.0
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:
Fatal trap 12: page fault while in kernel mode
cpuid = 2; apic id = 06
fault virtual address = 0x4
fault code = supervisor read, page not present
instruction pointer = 0x20:0xc5abe98b
stack pointer = 0x28:0xe58109ac
frame pointer = 0x28:0xe5810a28
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 = 30 (em1 taskq)
trap number = 12
panic: page fault
cpuid = 2
Uptime: 1d3h25m11s
Physical memory: 2035 MB
Dumping 209 MB: 194 178 162 146 130 114 98 82 66 50 34 18 2
Reading symbols from /boot/kernel/acpi.ko...Reading symbols from
/boot/kernel/acpi.ko.symbols...done.
done.
Loaded symbols for /boot/kernel/acpi.ko
Reading symbols from /boot/kernel/ipl.ko...Reading symbols from
/boot/kernel/ipl.ko.symbols...done.
done.
Loaded symbols for /boot/kernel/ipl.ko
#0 doadump () at pcpu.h:196
196 __asm __volatile("movl %%fs:0,%0" : "=r" (td));
(kgdb) list *0xc5abe98b
0xc5abe98b is in nat_new
(/usr/src/sys/modules/ipfilter/../../contrib/ipfilter/netinet/ip_nat.c:2577)
.
2572 nat->nat_ifps[1] = np->in_ifps[1];
2573 nat->nat_ptr = np;
2574 nat->nat_p = fin->fin_p;
2575 nat->nat_mssclamp = np->in_mssclamp;
2576 if (nat->nat_p == IPPROTO_TCP)
2577 nat->nat_seqnext[0] = ntohl(tcp->th_seq);
2578
2579 if ((np->in_apr != NULL) && ((ni->nai_flags & NAT_SLAVE) ==
0))
2580 if (appr_new(fin, nat) == -1)
2581 return -1;
(kgdb) backtrace
#0 doadump () at pcpu.h:196
#1 0xc07dfa4f in boot (howto=260) at ../../../kern/kern_shutdown.c:418
#2 0xc07dfd32 in panic (fmt=Variable "fmt" is not available.
) at ../../../kern/kern_shutdown.c:574
#3 0xc0ae8573 in trap_fatal (frame=0xe581096c, eva=4) at
../../../i386/i386/trap.c:939
#4 0xc0ae8763 in trap_pfault (frame=0xe581096c, usermode=0, eva=4) at
../../../i386/i386/trap.c:852
#5 0xc0ae90e8 in trap (frame=0xe581096c) at ../../../i386/i386/trap.c:530
#6 0xc0acd16b in calltrap () at ../../../i386/i386/exception.s:159
#7 0xc5abe98b in nat_new (fin=0xe5810a84, np=0xc5b13400, natsave=0x0,
flags=Variable "flags" is not available.
)
at
/usr/src/sys/modules/ipfilter/../../contrib/ipfilter/netinet/ip_nat.c:2577
#8 0xc5ac2654 in fr_checknatin (fin=0xe5810a84, passp=0xe5810b30)
at
/usr/src/sys/modules/ipfilter/../../contrib/ipfilter/netinet/ip_nat.c:4122
#9 0xc5adb833 in fr_check (ip=0xc5ba5010, hlen=20, ifp=0xc567a800, out=0,
mp=0xe5810b7c)
at
/usr/src/sys/modules/ipfilter/../../contrib/ipfilter/netinet/fil.c:2572
#10 0xc5ad37ee in fr_check_wrapper (arg=0x0, mp=0xe5810b7c, ifp=0xc567a800,
dir=1)
at
/usr/src/sys/modules/ipfilter/../../contrib/ipfilter/netinet/ip_fil_freebsd.
c:178
#11 0xc08894a8 in pfil_run_hooks (ph=0xc0ce5580, mp=0xe5810bcc,
ifp=0xc567a800, dir=1, inp=0x0)
at ../../../net/pfil.c:78
#12 0xc08cf801 in ip_input (m=0xc6c8de00) at ../../../netinet/ip_input.c:416
#13 0xc0887903 in netisr_dispatch (num=2, m=0xc6c8de00) at
../../../net/netisr.c:185
#14 0xc087b9c1 in ether_demux (ifp=0xc567a800, m=0xc6c8de00) at
../../../net/if_ethersubr.c:834
#15 0xc087be2f in ether_input (ifp=0xc567a800, m=0xc6c8de00) at
../../../net/if_ethersubr.c:692
#16 0xc05bf099 in em_rxeof (adapter=0xc567d000, count=99) at
../../../dev/e1000/if_em.c:4539
#17 0xc05bf21e in em_handle_rxtx (context=0xc567d000, pending=1) at
../../../dev/e1000/if_em.c:1702
---Type <return> to continue, or q <return> to quit---
#18 0xc0815eab in taskqueue_run (queue=0xc566c480) at
../../../kern/subr_taskqueue.c:282
#19 0xc0816008 in taskqueue_thread_loop (arg=0xc568135c) at
../../../kern/subr_taskqueue.c:401
#20 0xc07bc298 in fork_exit (callout=0xc0815fa0 <taskqueue_thread_loop>,
arg=0xc568135c, frame=0xe5810d38)
at ../../../kern/kern_fork.c:810
#21 0xc0acd1e0 in fork_trampoline () at ../../../i386/i386/exception.s:264
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<div class=3DSection1>
<p class=3DMsoNormal>FreeBSD 7.2 – i386<o:p></o:p></p>
<p class=3DMsoNormal># kgdb kernel.debug /var/crash/vmcore.0 =
<o:p></o:p></p>
<p class=3DMsoNormal>GNU gdb 6.1.1 [FreeBSD]<o:p></o:p></p>
<p class=3DMsoNormal>Copyright 2004 Free Software Foundation, =
Inc.<o:p></o:p></p>
<p class=3DMsoNormal>GDB is free software, covered by the GNU General =
Public
License, and you are<o:p></o:p></p>
<p class=3DMsoNormal>welcome to change it and/or distribute copies of it =
under
certain conditions.<o:p></o:p></p>
<p class=3DMsoNormal>Type "show copying" to see the =
conditions.<o:p></o:p></p>
<p class=3DMsoNormal>There is absolutely no warranty for GDB.=A0 Type =
"show
warranty" for details.<o:p></o:p></p>
<p class=3DMsoNormal>This GDB was configured as
"i386-marcel-freebsd"...<o:p></o:p></p>
<p class=3DMsoNormal><o:p> </o:p></p>
<p class=3DMsoNormal>Unread portion of the kernel message =
buffer:<o:p></o:p></p>
<p class=3DMsoNormal><o:p> </o:p></p>
<p class=3DMsoNormal><o:p> </o:p></p>
<p class=3DMsoNormal>Fatal trap 12: page fault while in kernel =
mode<o:p></o:p></p>
<p class=3DMsoNormal>cpuid =3D 2; apic id =3D 06<o:p></o:p></p>
<p class=3DMsoNormal>fault virtual address=A0=A0 =3D 0x4<o:p></o:p></p>
<p class=3DMsoNormal>fault code=A0=A0=A0=A0=A0=A0=A0=A0=A0=A0=A0=A0=A0 =
=3D supervisor read, page not present<o:p></o:p></p>
<p class=3DMsoNormal>instruction pointer=A0=A0=A0=A0 =3D =
0x20:0xc5abe98b<o:p></o:p></p>
<p class=3DMsoNormal>stack pointer=A0=A0=A0=A0=A0=A0=A0=A0=A0=A0 =3D =
0x28:0xe58109ac<o:p></o:p></p>
<p class=3DMsoNormal>frame pointer=A0=A0=A0=A0=A0=A0=A0=A0=A0=A0 =3D =
0x28:0xe5810a28<o:p></o:p></p>
<p class=3DMsoNormal>code segment=A0=A0=A0=A0=A0=A0=A0=A0=A0=A0=A0 =3D =
base 0x0, limit 0xfffff, type 0x1b<o:p></o:p></p>
<p =
class=3DMsoNormal>=A0=A0=A0=A0=A0=A0=A0=A0=A0=A0=A0=A0=A0=A0=A0=A0=A0=A0=A0=
=A0=A0=A0=A0 =3D DPL 0, pres 1, def32 1, gran 1<o:p></o:p></p>
<p class=3DMsoNormal>processor eflags=A0=A0=A0=A0=A0=A0=A0 =3D interrupt =
enabled, resume, IOPL =3D
0<o:p></o:p></p>
<p class=3DMsoNormal>current process=A0=A0=A0=A0=A0=A0=A0=A0 =3D 30 (em1 =
taskq)<o:p></o:p></p>
<p class=3DMsoNormal>trap number=A0=A0=A0=A0=A0=A0=A0=A0=A0=A0=A0=A0 =3D =
12<o:p></o:p></p>
<p class=3DMsoNormal>panic: page fault<o:p></o:p></p>
<p class=3DMsoNormal>cpuid =3D 2<o:p></o:p></p>
<p class=3DMsoNormal>Uptime: 1d3h25m11s<o:p></o:p></p>
<p class=3DMsoNormal>Physical memory: 2035 MB<o:p></o:p></p>
<p class=3DMsoNormal>Dumping 209 MB: 194 178 162 146 130 114 98 82 66 50 =
34 18 2<o:p></o:p></p>
<p class=3DMsoNormal><o:p> </o:p></p>
<p class=3DMsoNormal>Reading symbols from /boot/kernel/acpi.ko...Reading =
symbols
from /boot/kernel/acpi.ko.symbols...done.<o:p></o:p></p>
<p class=3DMsoNormal>done.<o:p></o:p></p>
<p class=3DMsoNormal>Loaded symbols for =
/boot/kernel/acpi.ko<o:p></o:p></p>
<p class=3DMsoNormal>Reading symbols from /boot/kernel/ipl.ko...Reading =
symbols
from /boot/kernel/ipl.ko.symbols...done.<o:p></o:p></p>
<p class=3DMsoNormal>done.<o:p></o:p></p>
<p class=3DMsoNormal>Loaded symbols for =
/boot/kernel/ipl.ko<o:p></o:p></p>
<p class=3DMsoNormal>#0=A0 doadump () at pcpu.h:196<o:p></o:p></p>
<p class=3DMsoNormal>196=A0=A0=A0=A0=A0=A0=A0=A0=A0=A0=A0=A0 __asm =
__volatile("movl %%fs:0,%0"
: "=3Dr" (td));<o:p></o:p></p>
<p class=3DMsoNormal><o:p> </o:p></p>
<p class=3DMsoNormal><o:p> </o:p></p>
<p class=3DMsoNormal>(kgdb) list *0xc5abe98b<o:p></o:p></p>
<p class=3DMsoNormal>0xc5abe98b is in nat_new
(/usr/src/sys/modules/ipfilter/../../contrib/ipfilter/netinet/ip_nat.c:25=
77).<o:p></o:p></p>
<p class=3DMsoNormal>2572=A0=A0=A0=A0=A0=A0=A0=A0=A0=A0=A0 =
nat->nat_ifps[1] =3D np->in_ifps[1];<o:p></o:p></p>
<p class=3DMsoNormal>2573=A0=A0=A0=A0=A0=A0=A0=A0=A0=A0=A0 =
nat->nat_ptr =3D np;<o:p></o:p></p>
<p class=3DMsoNormal>2574=A0=A0=A0=A0=A0=A0=A0=A0=A0=A0=A0 nat->nat_p =
=3D fin->fin_p;<o:p></o:p></p>
<p class=3DMsoNormal>2575=A0=A0=A0=A0=A0=A0=A0=A0=A0=A0=A0 =
nat->nat_mssclamp =3D np->in_mssclamp;<o:p></o:p></p>
<p class=3DMsoNormal>2576=A0=A0=A0=A0=A0=A0=A0=A0=A0=A0=A0 if =
(nat->nat_p =3D=3D IPPROTO_TCP)<o:p></o:p></p>
<p =
class=3DMsoNormal>2577=A0=A0=A0=A0=A0=A0=A0=A0=A0=A0=A0=A0=A0=A0=A0=A0=A0=
=A0=A0 nat->nat_seqnext[0] =3D
ntohl(tcp->th_seq);<o:p></o:p></p>
<p class=3DMsoNormal>2578<o:p></o:p></p>
<p class=3DMsoNormal>2579=A0=A0=A0=A0=A0=A0=A0=A0=A0=A0=A0 if =
((np->in_apr !=3D NULL) &&
((ni->nai_flags & NAT_SLAVE) =3D=3D 0))<o:p></o:p></p>
<p =
class=3DMsoNormal>2580=A0=A0=A0=A0=A0=A0=A0=A0=A0=A0=A0=A0=A0=A0=A0=A0=A0=
=A0=A0 if (appr_new(fin, nat) =3D=3D -1)<o:p></o:p></p>
<p =
class=3DMsoNormal>2581=A0=A0=A0=A0=A0=A0=A0=A0=A0=A0=A0=A0=A0=A0=A0=A0=A0=
=A0=A0=A0=A0=A0=A0=A0=A0=A0=A0 return -1;<o:p></o:p></p>
<p class=3DMsoNormal><o:p> </o:p></p>
<p class=3DMsoNormal><o:p> </o:p></p>
<p class=3DMsoNormal>(kgdb) backtrace<o:p></o:p></p>
<p class=3DMsoNormal>#0=A0 doadump () at pcpu.h:196<o:p></o:p></p>
<p class=3DMsoNormal>#1=A0 0xc07dfa4f in boot (howto=3D260) at
../../../kern/kern_shutdown.c:418<o:p></o:p></p>
<p class=3DMsoNormal>#2=A0 0xc07dfd32 in panic (fmt=3DVariable =
"fmt" is not
available.<o:p></o:p></p>
<p class=3DMsoNormal>) at =
../../../kern/kern_shutdown.c:574<o:p></o:p></p>
<p class=3DMsoNormal>#3=A0 0xc0ae8573 in trap_fatal (frame=3D0xe581096c, =
eva=3D4) at
../../../i386/i386/trap.c:939<o:p></o:p></p>
<p class=3DMsoNormal>#4=A0 0xc0ae8763 in trap_pfault =
(frame=3D0xe581096c, usermode=3D0,
eva=3D4) at ../../../i386/i386/trap.c:852<o:p></o:p></p>
<p class=3DMsoNormal>#5=A0 0xc0ae90e8 in trap (frame=3D0xe581096c) at
../../../i386/i386/trap.c:530<o:p></o:p></p>
<p class=3DMsoNormal>#6=A0 0xc0acd16b in calltrap () at
../../../i386/i386/exception.s:159<o:p></o:p></p>
<p class=3DMsoNormal>#7=A0 0xc5abe98b in nat_new (fin=3D0xe5810a84, =
np=3D0xc5b13400,
natsave=3D0x0, flags=3DVariable "flags" is not =
available.<o:p></o:p></p>
<p class=3DMsoNormal>)<o:p></o:p></p>
<p class=3DMsoNormal>=A0=A0=A0 at
/usr/src/sys/modules/ipfilter/../../contrib/ipfilter/netinet/ip_nat.c:257=
7<o:p></o:p></p>
<p class=3DMsoNormal>#8=A0 0xc5ac2654 in fr_checknatin =
(fin=3D0xe5810a84,
passp=3D0xe5810b30)<o:p></o:p></p>
<p class=3DMsoNormal>=A0=A0=A0 at
/usr/src/sys/modules/ipfilter/../../contrib/ipfilter/netinet/ip_nat.c:412=
2<o:p></o:p></p>
<p class=3DMsoNormal>#9=A0 0xc5adb833 in fr_check (ip=3D0xc5ba5010, =
hlen=3D20,
ifp=3D0xc567a800, out=3D0, mp=3D0xe5810b7c)<o:p></o:p></p>
<p class=3DMsoNormal>=A0=A0=A0 at
/usr/src/sys/modules/ipfilter/../../contrib/ipfilter/netinet/fil.c:2572<o=
:p></o:p></p>
<p class=3DMsoNormal>#10 0xc5ad37ee in fr_check_wrapper (arg=3D0x0, =
mp=3D0xe5810b7c,
ifp=3D0xc567a800, dir=3D1)<o:p></o:p></p>
<p class=3DMsoNormal>=A0=A0=A0 at
/usr/src/sys/modules/ipfilter/../../contrib/ipfilter/netinet/ip_fil_freeb=
sd.c:178<o:p></o:p></p>
<p class=3DMsoNormal>#11 0xc08894a8 in pfil_run_hooks (ph=3D0xc0ce5580,
mp=3D0xe5810bcc, ifp=3D0xc567a800, dir=3D1, inp=3D0x0)<o:p></o:p></p>
<p class=3DMsoNormal>=A0=A0=A0 at ../../../net/pfil.c:78<o:p></o:p></p>
<p class=3DMsoNormal>#12 0xc08cf801 in ip_input (m=3D0xc6c8de00) at
../../../netinet/ip_input.c:416<o:p></o:p></p>
<p class=3DMsoNormal>#13 0xc0887903 in netisr_dispatch (num=3D2, =
m=3D0xc6c8de00) at ../../../net/netisr.c:185<o:p></o:p></p>
<p class=3DMsoNormal>#14 0xc087b9c1 in ether_demux (ifp=3D0xc567a800, =
m=3D0xc6c8de00)
at ../../../net/if_ethersubr.c:834<o:p></o:p></p>
<p class=3DMsoNormal>#15 0xc087be2f in ether_input (ifp=3D0xc567a800, =
m=3D0xc6c8de00)
at ../../../net/if_ethersubr.c:692<o:p></o:p></p>
<p class=3DMsoNormal>#16 0xc05bf099 in em_rxeof (adapter=3D0xc567d000, =
count=3D99) at
../../../dev/e1000/if_em.c:4539<o:p></o:p></p>
<p class=3DMsoNormal>#17 0xc05bf21e in em_handle_rxtx =
(context=3D0xc567d000,
pending=3D1) at ../../../dev/e1000/if_em.c:1702<o:p></o:p></p>
<p class=3DMsoNormal>---Type <return> to continue, or q =
<return> to
quit---<o:p></o:p></p>
<p class=3DMsoNormal>#18 0xc0815eab in taskqueue_run =
(queue=3D0xc566c480) at
../../../kern/subr_taskqueue.c:282<o:p></o:p></p>
<p class=3DMsoNormal>#19 0xc0816008 in taskqueue_thread_loop =
(arg=3D0xc568135c) at
../../../kern/subr_taskqueue.c:401<o:p></o:p></p>
<p class=3DMsoNormal>#20 0xc07bc298 in fork_exit (callout=3D0xc0815fa0
<taskqueue_thread_loop>, arg=3D0xc568135c, =
frame=3D0xe5810d38)<o:p></o:p></p>
<p class=3DMsoNormal>=A0=A0=A0 at =
../../../kern/kern_fork.c:810<o:p></o:p></p>
<p class=3DMsoNormal>#21 0xc0acd1e0 in fork_trampoline () at
../../../i386/i386/exception.s:264<o:p></o:p></p>
<p class=3DMsoNormal><o:p> </o:p></p>
<p class=3DMsoNormal><o:p> </o:p></p>
</div>
<BR><BR>__________ ESET NOD32 Antivirus Ak=FDll=FD G=FCvenlik =
taraf=FDndan sa=F0lanan bilgiler, vir=FCs imza veritaban=FD =
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Antivirus Ak=FDll=FD G=FCvenlik taraf=FDndan denetlendi.<BR><BR><A =
HREF=3D"http://www.nod32.com.tr">http://www.nod32.com.tr</A><BR>; </body>
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