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Date:      Tue, 14 Jun 2005 14:21:27 -0400
From:      Kris Kennaway <kris@obsecurity.org>
To:        Dikshie <dikshie@ppk.itb.ac.id>
Cc:        freebsd-current@freebsd.org
Subject:   Re: doadump () at pcpu.h:165
Message-ID:  <20050614182127.GA22085@xor.obsecurity.org>
In-Reply-To: <20050614063148.GA22683@ppk.itb.ac.id>
References:  <20050614063148.GA22683@ppk.itb.ac.id>

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On Tue, Jun 14, 2005 at 01:31:48PM +0700, Dikshie wrote:
> Dear All,
> I got self reboot my 6.0-CURRENT and able to get=20
> dumpfile:
>=20
>=20
> 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 conditi=
ons.
> Type "show copying" to see the conditions.
> There is absolutely no warranty for GDB.  Type "show warranty" for detail=
s.
> This GDB was configured as "i386-marcel-freebsd".
> #0  doadump () at pcpu.h:165
>         in pcpu.h
> (kgdb) bt
> #0  doadump () at pcpu.h:165
> #1  0xc0526110 in boot (howto=3D260) at /usr/src/sys/kern/kern_shutdown.c=
:397
> #2  0xc05263bb in panic (fmt=3D0xc06dc69f "cur !=3D NULL")
>     at /usr/src/sys/kern/kern_shutdown.c:553
> #3  0xc05bd3ac in tcp_sack_option (tp=3D0xc2013000, th=3D0xd443eb14,
>     cp=3D0xc1af2056 "\005\nwF\212|wF\217<F4>\0017\0010\0012\0010\0010\001=
0\0011\0010\0013\0010\0010\0010\0010\0013\001d\0010\00
> 11\0010\0010\0012\003ip6\004arpa",
>     optlen=3D0) at /usr/src/sys/netinet/tcp_sack.c:478

Here is the real panic, not the frame #0 as in your subject.

I've seen this panic also and have reported it to ps and mohan.

Kris

> #4  0xc05bb327 in tcp_dooptions (tp=3D0xc2013000, to=3D0xd443ec78,
>     cp=3D0xc1af2056 "\005\nwF\212|wF\217<F4>\0017\0010\0012\0010\0010\001=
0\0011\0010\0013\0010\0010\0010\0010\0013\001d\0010\00
> 11\0010\0010\0012\003ip6\004arpa",
>     cnt=3D10, is_syn=3D0, th=3D0xc1af2034) at /usr/src/sys/netinet/tcp_in=
put.c:2647
> #5  0xc05b8dfb in tcp_input (m=3D0xc1ad6600, off0=3D65800)
>     at /usr/src/sys/netinet/tcp_input.c:1085
> #6  0xc05adcd5 in ip_input (m=3D0xc1ad6600)
>     at /usr/src/sys/netinet/ip_input.c:776
> #7  0xc0597f42 in netisr_processqueue (ni=3D0xc0783318)
>     at /usr/src/sys/net/netisr.c:235
> #8  0xc059812a in swi_net (dummy=3D0x0) at /usr/src/sys/net/netisr.c:348
> #9  0xc0513940 in ithread_loop (arg=3D0xc19db180)
>     at /usr/src/sys/kern/kern_intr.c:546
> #10 0xc0512dd4 in fork_exit (callout=3D0xc0513820 <ithread_loop>,
>     arg=3D0xc19db180, frame=3D0xd443ed38) at /usr/src/sys/kern/kern_fork.=
c:789
> #11 0xc0685e3c in fork_trampoline () at /usr/src/sys/i386/i386/exception.=
s:208
> (kgdb) quit
>=20
>=20
>=20
>=20
>=20
>=20
> regards,
>=20
> -dikshie-
> _______________________________________________
> freebsd-current@freebsd.org mailing list
> http://lists.freebsd.org/mailman/listinfo/freebsd-current
> To unsubscribe, send any mail to "freebsd-current-unsubscribe@freebsd.org"
>=20

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