From owner-freebsd-stable@FreeBSD.ORG Mon Sep 6 14:37:49 2010 Return-Path: Delivered-To: freebsd-stable@freebsd.org Received: from mx1.freebsd.org (mx1.freebsd.org [IPv6:2001:4f8:fff6::34]) by hub.freebsd.org (Postfix) with ESMTP id 71DAA10656D9 for ; Mon, 6 Sep 2010 14:37:48 +0000 (UTC) (envelope-from pluknet@gmail.com) Received: from mail-qy0-f175.google.com (mail-qy0-f175.google.com [209.85.216.175]) by mx1.freebsd.org (Postfix) with ESMTP id 252F38FC16 for ; Mon, 6 Sep 2010 14:37:47 +0000 (UTC) Received: by qyk31 with SMTP id 31so2541154qyk.13 for ; Mon, 06 Sep 2010 07:37:47 -0700 (PDT) DKIM-Signature: v=1; a=rsa-sha256; c=relaxed/relaxed; d=gmail.com; s=gamma; h=domainkey-signature:mime-version:received:received:in-reply-to :references:date:message-id:subject:from:to:content-type; bh=Tu3oZZ8nssdQ+ZWi7EDhlnZj+l/vaBn4Fn2En5+KtGM=; b=EBJq9EZluvvGuED1HLgFpT2KuwCOI2NNJPfBHfC5QN7rAqezvQUDjB+87DO++QEidA YbeGJLv94H4HxS8ToggARKSOkPkwOgwjjD5r9prc/wb1GWB3lvXC7sSDX+b7CsP7gLWf BrMF6gKOufSs592nPzmwJ/Ne4t13/VsN3SHwI= DomainKey-Signature: a=rsa-sha1; c=nofws; d=gmail.com; s=gamma; h=mime-version:in-reply-to:references:date:message-id:subject:from:to :content-type; b=u2l03ZLpJNUl2FT/RP3uCLMs4h0/45hIKGE2mKz7Oo8kHHioNlNB+qSaT6myLAeGcd Kb/uql7+SRFpy4o8wxDR7Jv0lIH13MwLYUIDXnrb3NALlEesu4xbqlHGCdWOCX3PGdT3 ZPUwJABIhj/ryPsQZ+vGt/gC7I9JPcMC0Wh78= MIME-Version: 1.0 Received: by 10.229.236.213 with SMTP id kl21mr1061051qcb.120.1283783866648; Mon, 06 Sep 2010 07:37:46 -0700 (PDT) Received: by 10.229.19.206 with HTTP; Mon, 6 Sep 2010 07:37:46 -0700 (PDT) In-Reply-To: References: Date: Mon, 6 Sep 2010 18:37:46 +0400 Message-ID: From: pluknet To: freebsd-stable Content-Type: text/plain; charset=ISO-8859-1 Subject: Re: uma_ref_cnt: vm_fault: fault on nofault entry X-BeenThere: freebsd-stable@freebsd.org X-Mailman-Version: 2.1.5 Precedence: list List-Id: Production branch of FreeBSD source code List-Unsubscribe: , List-Archive: List-Post: List-Help: List-Subscribe: , X-List-Received-Date: Mon, 06 Sep 2010 14:37:49 -0000 On 3 August 2010 15:29, pluknet wrote: > > The second panic seen today on the same box at uma_find_refcnt(). > I'm unsure if it might be caused by Xen hvm setup. Okey, updating the system to 8.1-R seems to fix this. 13 days of uptime since then, while with 8.0 it panicked every 3-4 days. > > db> bt > Tracing pid 12 tid 100035 td 0xc776f480 > kdb_enter(c0c8dce2,c0c8dce2,c0cab939,c73678b8,0,...) at kdb_enter+0x3a > panic(c0cab939,c14b3000,1,c73679e8,c73679d8,...) at panic+0x136 > vm_fault(c1490000,c14b3000,1,0,c7a81760,...) at vm_fault+0x197 > trap_pfault(c7bb1748,c7367aa0,c7f7e7bf,c7bb1700,c755c7f8,...) at > trap_pfault+0x20e > trap(c7367b04) at trap+0x455 > calltrap() at calltrap+0x6 > --- trap 0xc, eip = 0xc0af336b, esp = 0xc7367b44, ebp = 0xc7367b4c --- > uma_find_refcnt(c147f700,cbe96800,1,1,cbe96800,...) at uma_find_refcnt+0x5b > mb_ctor_clust(cbe96800,800,c7f2a700,1,c0dd7b40,...) at mb_ctor_clust+0x9c > uma_zalloc_arg(c147f700,c7f2a700,1,c776f000,0,...) at uma_zalloc_arg+0x8a > igb_get_buf(c0dd6e40,c0dd6e40,c0dd6e40,c7367c38,c08a9d00,...) at > igb_get_buf+0x146 > igb_rxeof(c775f540,0,0,c775f5c0,c7762a00,...) at igb_rxeof+0x2b0 > igb_msix_rx(c7760a00,0,109,e3c02e88,2a1bf,...) at igb_msix_rx+0x29 > intr_event_execute_handlers(c755c7f8,c7762a00,c0c8ab0b,4f6,c7762a70,...) > at intr_event_execute_handlers+0x14b > ithread_loop(c7772930,c7367d38,0,0,0,...) at ithread_loop+0x6b > fork_exit(c0861b20,c7772930,c7367d38) at fork_exit+0x91 > fork_trampoline() at fork_trampoline+0x8 > --- trap 0, eip = 0, esp = 0xc7367d70, ebp = 0 --- > -- wbr, pluknet