From owner-freebsd-current@FreeBSD.ORG Mon Dec 8 19:51:19 2008 Return-Path: Delivered-To: current@freebsd.org Received: from mx1.freebsd.org (mx1.freebsd.org [IPv6:2001:4f8:fff6::34]) by hub.freebsd.org (Postfix) with ESMTP id 13E35106567F for ; Mon, 8 Dec 2008 19:51:19 +0000 (UTC) (envelope-from mat.macy@gmail.com) Received: from rv-out-0506.google.com (rv-out-0506.google.com [209.85.198.237]) by mx1.freebsd.org (Postfix) with ESMTP id D69B78FC1F for ; Mon, 8 Dec 2008 19:51:18 +0000 (UTC) (envelope-from mat.macy@gmail.com) Received: by rv-out-0506.google.com with SMTP id b25so1309767rvf.43 for ; Mon, 08 Dec 2008 11:51:18 -0800 (PST) DKIM-Signature: v=1; a=rsa-sha256; c=relaxed/relaxed; d=gmail.com; s=gamma; h=domainkey-signature:received:received:message-id:date:from:sender :to:subject:cc:in-reply-to:mime-version:content-type :content-transfer-encoding:content-disposition:references :x-google-sender-auth; bh=fJey9i+oyKLpQ2YCy37bnSOhkDYgZUmgnSp4sNNP9xc=; b=CuFgwE4qVrQQkVTpB6UQyCey5fbfMRcU2DnJAnU+t8HDTWeS4zC9sKizyYs5BOC199 g1Nn1uDBBqe8b+0+plbUgHuFOWReC69ks/OaNeGsdfPyo2n9U9ZqT3Fm/6QQp22XCjbg pgphR5OJTQC5s6THXF5mv62LTutXmNpKp1dV4= DomainKey-Signature: a=rsa-sha1; c=nofws; d=gmail.com; s=gamma; h=message-id:date:from:sender:to:subject:cc:in-reply-to:mime-version :content-type:content-transfer-encoding:content-disposition :references:x-google-sender-auth; b=PNgim8KDIMVuhB6n0/gvxtaXePDmhEm1uPWX33ZuzrA0+rV9eVYzhBVyspU4sZ2xoz +cA1dGGOlZ3XR7jWEj0oqPkelnVw9UkALSE6ZGBjT3mzZN9b3UZ9N8D+eKmDF9dPx61h HM4vg0x69NOSUcgZ170EkYdbBd1hQ5i6aPvOk= Received: by 10.141.86.4 with SMTP id o4mr1808570rvl.172.1228765877718; Mon, 08 Dec 2008 11:51:17 -0800 (PST) Received: by 10.141.142.3 with HTTP; Mon, 8 Dec 2008 11:51:17 -0800 (PST) Message-ID: <3c1674c90812081151x9aef0eek256c69df3929f8ae@mail.gmail.com> Date: Mon, 8 Dec 2008 11:51:17 -0800 From: "Kip Macy" Sender: mat.macy@gmail.com To: "Paul B. Mahol" In-Reply-To: <3c1674c90812080730k7f5cc57cqcd41c574cc46ae3d@mail.gmail.com> MIME-Version: 1.0 Content-Type: text/plain; charset=ISO-8859-1 Content-Transfer-Encoding: 7bit Content-Disposition: inline References: <3a142e750812080658r645dc1c4sdd612585fe9ad7d6@mail.gmail.com> <3c1674c90812080730k7f5cc57cqcd41c574cc46ae3d@mail.gmail.com> X-Google-Sender-Auth: b4b3802f144afa79 Cc: "current@freebsd.org" Subject: Re: panic: _rw_wlock_hard: recursing but non-recursive rw radix node head 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: Mon, 08 Dec 2008 19:51:19 -0000 Please try the following patch: http://www.fsmware.com/freebsd/rnh_lock_recursion.diff Thanks, Kip On Mon, Dec 8, 2008 at 7:30 AM, Kip Macy wrote: > Will post a fix this afternoon. > > Thanks, > Kip > > On Mon, Dec 8, 2008 at 6:58 AM, Paul B. Mahol wrote: >> I got panic, after pressing shutdown button: >> >> FreeBSD dhcppc1 8.0-CURRENT FreeBSD 8.0-CURRENT #3: Mon Dec 8 12:39:23 CET 2008 >> root@dhcppc1:/usr/obj/usr/src/sys/KERNEL i386 >> >> db:1:lockinfo> show locks >> db:1:locks> show alllocks >> Process 994 (wpa_supplicant) thread 0xc4756900 (100112) >> db:1:alllocks> show lockedvnods >> Locked vnodes >> db:0:kdb.enter.panic> show pcpu >> cpuid = 0 >> curthread = 0xc4756900: pid 994 "wpa_supplicant" >> curpcb = 0xe6518d90 >> fpcurthread = none >> idlethread = 0xc3d0ab40: pid 10 "idle: cpu0" >> APIC ID = 0 >> currentldt = 0x50 >> spin locks held: >> db:0:kdb.enter.panic> bt >> Tracing pid 994 tid 100112 td 0xc4756900 >> kdb_enter(c06181da,c06181da,c0617bc2,e6518868,0,...) at kdb_enter+0x3a >> panic(c0617bc2,c0603f55,c061e0eb,c0627193,3a9,...) at panic+0x136 >> _rw_wlock_hard(c3e53280,c4756900,c0627193,3a9,0,...) at _rw_wlock_hard+0x66 >> _rw_wlock(c3e53280,c0627193,3a9,c061da2b,3,...) at _rw_wlock+0xae >> rtrequest1_fib(2,e6518920,0,0,0,...) at rtrequest1_fib+0x92 >> rtrequest_fib(2,c59b2500,0,0,20405,...) at rtrequest_fib+0x5e >> rt_fixdelete(c59c10f0,c4124e10,22,c4124e10,c4124e74,...) at rt_fixdelete+0x51 >> rn_walktree_from(c3e53200,e6518a54,c47e8370,c054fa60,c4124e10,...) at >> rn_walktree_from+0xd6 >> rtrequest1_fib(2,e6518a20,e6518a50,0,c4744a00,...) at rtrequest1_fib+0x1ad >> rtinit(c4744a00,2,0,c4744a00,c06586c0,...) at rtinit+0x2d4 >> in_ifscrub(c3e6ec00,c4744a00,c06586c0,c06582fc,e6518b38,...) at in_ifscrub+0xed >> rip_ctlinput(0,c4744ab4,0,c4744a00,c3e6ec00,...) at rip_ctlinput+0x49 >> pfctlinput(0,c4744ab4,80206910,8842,e6518bb0,...) at pfctlinput+0x3b >> if_down(c3e6ec00,18f,c07ece44,63a,c3e6ec00,...) at if_down+0x36 >> ifhwioctl(c4756900,c07bfdc8,c47569a4,c07bfdc8,c064ded0,...) at ifhwioctl+0x2f9 >> ifioctl(c412e7a8,80206910,c477f440,c4756900,80206910,...) at ifioctl+0x301 >> soo_ioctl(c4016d20,80206910,c477f440,c4111d00,c4756900,...) at soo_ioctl+0x397 >> kern_ioctl(c4756900,3,80206910,c477f440,c477f440,...) at kern_ioctl+0x1dd >> ioctl(c4756900,e6518cf8,c,c063bd0b,c0646070,...) at ioctl+0x12f >> syscall(e6518d38) at syscall+0x283 >> Xint0x80_syscall() at Xint0x80_syscall+0x20 >> --- syscall (54, FreeBSD ELF32, ioctl), eip = 0x28370063, esp = >> 0xbfbfe77c, ebp = 0xbfbfe7e8 --- >> >> >> >> >> <118>Stopping moused. >> <118>Stopping powerd. >> <118>Stopping devd. >> <118>Writing entropy file: >> <118>. >> <118>. >> <118>Dec 8 15:08:04 syslogd: exiting on signal 15 >> panic: _rw_wlock_hard: recursing but non-recursive rw radix node head >> @ /usr/src/sys/net/route.c:937 >> >> cpuid = 0 >> KDB: enter: panic >> exclusive sleep mutex rtentry (rtentry) r = 0 (0xc4124e74) locked @ >> /usr/src/sys/net/route.c:1019 >> exclusive rw radix node head (radix node head) r = 0 (0xc3e53280) >> locked @ /usr/src/sys/net/route.c:937 >> exclusive sleep mutex rtentry (rtentry) r = 0 (0xc4124e74) locked @ >> /usr/src/sys/net/route.c:1019 >> exclusive rw radix node head (radix node head) r = 0 (0xc3e53280) >> locked @ /usr/src/sys/net/route.c:937 >> >> >> -- >> Paul >> _______________________________________________ >> 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" >> > > > > -- > If we desire respect for the law, we must first make the law respectable. > - Louis D. Brandeis > -- If we desire respect for the law, we must first make the law respectable. - Louis D. Brandeis