From owner-freebsd-current@FreeBSD.ORG Sat Nov 24 02:05:22 2007 Return-Path: Delivered-To: freebsd-current@freebsd.org Received: from mx1.freebsd.org (mx1.freebsd.org [IPv6:2001:4f8:fff6::34]) by hub.freebsd.org (Postfix) with ESMTP id AD90F16A418 for ; Sat, 24 Nov 2007 02:05:22 +0000 (UTC) (envelope-from rako29@gmail.com) Received: from wx-out-0506.google.com (wx-out-0506.google.com [66.249.82.238]) by mx1.freebsd.org (Postfix) with ESMTP id 8457513C45B for ; Sat, 24 Nov 2007 02:05:22 +0000 (UTC) (envelope-from rako29@gmail.com) Received: by wx-out-0506.google.com with SMTP id i29so1579200wxd for ; Fri, 23 Nov 2007 18:05:21 -0800 (PST) DKIM-Signature: v=1; a=rsa-sha256; c=relaxed/relaxed; d=gmail.com; s=beta; h=domainkey-signature:received:received:message-id:date:from:user-agent:mime-version:to:cc:subject:references:in-reply-to:content-type:content-transfer-encoding; bh=Kqoj9i9azmc+15qMVeXgcqe4hHs2WqTGH3s+74Q6tZE=; b=d6knUareBwlCNYaGYZ0esocT4A2tdI4+eXRwJBxb3ssVc6I80obPLxG8qCHvUFmbSUQ49Ft6CI9TIGuiv+0DRFUMxfGCeFsmQTCK1UlV+NXEGsojt36/kMf6xmuhiyvyZtPIlUHO15kHAyqD3j5skNljos8F/y5B2UUp60Op1fM= DomainKey-Signature: a=rsa-sha1; c=nofws; d=gmail.com; s=beta; h=received:message-id:date:from:user-agent:mime-version:to:cc:subject:references:in-reply-to:content-type:content-transfer-encoding; b=F38h1meHzmFV83R2TUBQZJb/5MXA5n/7rrPwiuanMOmQY9V2gii9OvksHUu0+DtCsmYxsjC9zim/vf6QUO1XoTujvU1rdKvPoja/a8EuUOX9egJ5mKe3WdrEFKx1Nj8I0fbPkj+YKPi92doLsMdMIQimFZ7IIUkkMs/7H1WYHS0= Received: by 10.70.44.2 with SMTP id r2mr10253743wxr.1195868275086; Fri, 23 Nov 2007 17:37:55 -0800 (PST) Received: from ?172.20.1.10? ( [190.188.78.77]) by mx.google.com with ESMTPS id i13sm4242546wxd.2007.11.23.17.37.52 (version=TLSv1/SSLv3 cipher=RC4-MD5); Fri, 23 Nov 2007 17:37:54 -0800 (PST) Message-ID: <47477F9F.2080900@gmail.com> Date: Fri, 23 Nov 2007 22:34:23 -0300 From: Rako User-Agent: Thunderbird 2.0.0.9 (Windows/20071031) MIME-Version: 1.0 To: Robert Watson References: <47473E30.6070608@gmail.com> <20071124003453.O14018@fledge.watson.org> In-Reply-To: <20071124003453.O14018@fledge.watson.org> Content-Type: text/plain; charset=ISO-8859-1; format=flowed Content-Transfer-Encoding: 7bit Cc: freebsd-current@freebsd.org Subject: Re: panic with tcpdrop X-BeenThere: freebsd-current@freebsd.org X-Mailman-Version: 2.1.5 Precedence: list List-Id: Discussions about the use of FreeBSD-current List-Unsubscribe: , List-Archive: List-Post: List-Help: List-Subscribe: , X-List-Received-Date: Sat, 24 Nov 2007 02:05:22 -0000 Sorry for not send this before. The connection that i kill was in TIME_WAIT or FIN_WAIT_? state Any other information, please, tell me. Javier (kgdb) bt #0 doadump () at pcpu.h:195 #1 0xc0788594 in boot (howto=260) at /usr/src/sys/kern/kern_shutdown.c:409 #2 0xc07887bf in panic (fmt=Variable "fmt" is not available. ) at /usr/src/sys/kern/kern_shutdown.c:563 #3 0xc09ccb43 in trap_fatal (frame=0xd66589c0, eva=24) at /usr/src/sys/i386/i386/trap.c:872 #4 0xc09cd4dd in trap (frame=0xd66589c0) at /usr/src/sys/i386/i386/trap.c:277 #5 0xc09b68fb in calltrap () at /usr/src/sys/i386/i386/exception.s:139 #6 0xc07b8644 in turnstile_broadcast (ts=0x0, queue=0) at /usr/src/sys/kern/subr_turnstile.c:834 #7 0xc077ba02 in _mtx_unlock_sleep (m=0xc4c35288, opts=0, file=0x0, line=0) at /usr/src/sys/kern/kern_mutex.c:593 #8 0xc086ba27 in sysctl_drop (oidp=0xc0b0d2e0, arg1=0x0, arg2=0, req=0xd6658ba4) at /usr/src/sys/netinet/tcp_subr.c:2057 #9 0xc0791a87 in sysctl_root (oidp=Variable "oidp" is not available. ) at /usr/src/sys/kern/kern_sysctl.c:1306 #10 0xc0791bd4 in userland_sysctl (td=0xc38c0210, name=0xd6658c14, namelen=4, old=0x0, oldlenp=0x0, inkernel=0, new=0xbfbfeb90, newlen=256, retval=0xd6658c10, flags=0) at /usr/src/sys/kern/kern_sysctl.c:1401 #11 0xc07928fd in __sysctl (td=0xc38c0210, uap=0xd6658cfc) at /usr/src/sys/kern/kern_sysctl.c:1336 #12 0xc09cd0f5 in syscall (frame=0xd6658d38) at /usr/src/sys/i386/i386/trap.c:1008 #13 0xc09b6960 in Xint0x80_syscall () at /usr/src/sys/i386/i386/exception.s:196 #14 0x00000033 in ?? () Previous frame inner to this frame (corrupt stack?) (kgdb) f 8 #8 0xc086ba27 in sysctl_drop (oidp=0xc0b0d2e0, arg1=0x0, arg2=0, req=0xd6658ba4) at /usr/src/sys/netinet/tcp_subr.c:2057 2057 INP_UNLOCK(inp); (kgdb) l 2052 } else if (!(inp->inp_vflag & INP_DROPPED) && 2053 !(inp->inp_socket->so_options & SO_ACCEPTCONN)) { 2054 tp = intotcpcb(inp); 2055 tcp_drop(tp, ECONNABORTED); 2056 } 2057 INP_UNLOCK(inp); 2058 } else 2059 error = ESRCH; 2060 INP_INFO_WUNLOCK(&tcbinfo); 2061 return (error); (kgdb) > > On Fri, 23 Nov 2007, Javier wrote: > >> Hi, a got a panic with tcpdrop command. > > Javier, > > I see you may have a coredump -- could you provide a backtrace from gdb > for the below? Specifically, I'd like to know what line > sysctl_drop+0x207 is. > > Thanks, > > Robert N M Watson > Computer Laboratory > University of Cambridge > > >> Regards, >> Javier >> >> uname -a >> FreeBSD odin.valhala 7.0-BETA3 FreeBSD 7.0-BETA3 #0: Mon Nov 19 >> 15:40:35 ART 2007 >> >> Fatal trap 12: page fault while in kernel mode >> fault virtual address = 0x18 >> fault code = supervisor read, page not present >> instruction pointer = 0x20:0xc07b8644 >> stack pointer = 0x28:0xd6658a00 >> frame pointer = 0x28:0xd6658a0c >> code segment = base 0x0, limit 0xfffff, type 0x1b >> = DPL 0, pres 1, def32 1, gran 1 >> processor eflags = resume, IOPL = 0 >> current process = 77347 (tcpdrop) >> trap number = 12 >> panic: page fault >> KDB: stack backtrace: >> db_trace_self_wrapper(c0a5f1ea,d66588e0,c078878a,c0a5d5f4,c0b5bcc0,...) >> at db_trace_self_wrapper+0x26 >> kdb_backtrace(c0a5d5f4,c0b5bcc0,c0a1fb8c,d66588ec,d66588ec,...) at >> kdb_backtrace+0x29 >> panic(c0a1fb8c,c0a7c54d,c39ac220,1,1,...) at panic+0xaa >> trap_fatal(c0a7c44f,c,246,c38c0210,c,...) at trap_fatal+0x303 >> trap(d66589c0) at trap+0x10d >> calltrap() at calltrap+0x6 >> --- trap 0xc, eip = 0xc07b8644, esp = 0xd6658a00, ebp = 0xd6658a0c --- >> turnstile_broadcast(0,0,c4c351f8,0,d6658b54,...) at >> turnstile_broadcast+0x34 >> _mtx_unlock_sleep(c4c35288,0,0,0,e103,...) at _mtx_unlock_sleep+0x52 >> sysctl_drop(c0b0d2e0,0,0,d6658ba4,d6658ba4,...) at sysctl_drop+0x207 >> sysctl_root(d6658ba4,100,1,c0937524,c1fbb1e0,...) at sysctl_root+0x127 >> userland_sysctl(c38c0210,d6658c14,4,0,0,...) at userland_sysctl+0x134 >> __sysctl(c38c0210,d6658cfc,18,c38c0210,d6658d2c,...) at __sysctl+0xdd >> syscall(d6658d38) at syscall+0x335 >> Xint0x80_syscall() at Xint0x80_syscall+0x20 >> --- syscall (202, FreeBSD ELF32, __sysctl), eip = 0x28148a3b, esp = >> 0xbfbfe32c, ebp = 0xbfbfe358 --- >> Uptime: 2d20h23m41s >> Physical memory: 495 MB >> Dumping 129 MB: 114 98 82 66 50 34 18 2 >> >> #0 doadump () at pcpu.h:195 >> 195 pcpu.h: No such file or directory. >> in pcpu.h >> (kgdb) >> >> _______________________________________________ >> 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" >>