From owner-freebsd-xen@FreeBSD.ORG Sat Jan 31 23:31:40 2015 Return-Path: Delivered-To: freebsd-xen@freebsd.org Received: from mx1.freebsd.org (mx1.freebsd.org [IPv6:2001:1900:2254:206a::19:1]) (using TLSv1.2 with cipher AECDH-AES256-SHA (256/256 bits)) (No client certificate requested) by hub.freebsd.org (Postfix) with ESMTPS id 425E6594; Sat, 31 Jan 2015 23:31:40 +0000 (UTC) Received: from mail-yh0-x22b.google.com (mail-yh0-x22b.google.com [IPv6:2607:f8b0:4002:c01::22b]) (using TLSv1 with cipher ECDHE-RSA-RC4-SHA (128/128 bits)) (Client CN "smtp.gmail.com", Issuer "Google Internet Authority G2" (verified OK)) by mx1.freebsd.org (Postfix) with ESMTPS id F0D2BA15; Sat, 31 Jan 2015 23:31:39 +0000 (UTC) Received: by mail-yh0-f43.google.com with SMTP id 29so13511810yhl.2; Sat, 31 Jan 2015 15:31:39 -0800 (PST) DKIM-Signature: v=1; a=rsa-sha256; c=relaxed/relaxed; d=gmail.com; s=20120113; h=mime-version:sender:in-reply-to:references:date:message-id:subject :from:to:cc:content-type; bh=tvC3f6sYpUbrl/+dl41c+rBtshRtDfeo5/bHNUamvBA=; b=WQtMS5rDDvc2Tobth9fy9SVkf6ZfJ1+PVTS6M5+ubnK8f+3xsLVPDJ2/nvSGRgr2Rp cHuH6cu8xRZzbSg/9CXoKArwGNy9KhnCpEb6Db0Iobx7ZuI3qh5YZC3PhwKEKHb5w1kU wyk1dytkNk92XLsQK7qHWDPag9AKMl47fvri9XwqRYGnLFR0KGOr0fEXb1w/K88zR+ZO fhhICE6rI3CAL0EAxiSLKxB91crYl4OFBJy3n6GCAxEv5N54WEDUU38rM50WFJBXn0GS onGDZrsQhX+RCLAs3TeHKYY7zZYzuTormP3E8HIxmozX7QcI34lvtypvuFqr4RYPeY+j FyBQ== MIME-Version: 1.0 X-Received: by 10.236.40.116 with SMTP id e80mr5776473yhb.186.1422747099151; Sat, 31 Jan 2015 15:31:39 -0800 (PST) Sender: kmacybsd@gmail.com Received: by 10.170.40.148 with HTTP; Sat, 31 Jan 2015 15:31:39 -0800 (PST) In-Reply-To: References: Date: Sat, 31 Jan 2015 15:31:39 -0800 X-Google-Sender-Auth: MaIkb5ECR-EyuS4JsmpoJfDrENU Message-ID: Subject: Re: [Bug 188369] [xen] [panic] FreeBSD 10 XENHVM panic under NetBSD Dom0 (xn_txeof: WARNING: response is -1) From: "K. Macy" To: bugzilla-noreply@freebsd.org Content-Type: text/plain; charset=UTF-8 Cc: "freebsd-xen@freebsd.org" X-BeenThere: freebsd-xen@freebsd.org X-Mailman-Version: 2.1.18-1 Precedence: list List-Id: Discussion of the freebsd port to xen - implementation and usage List-Unsubscribe: , List-Archive: List-Post: List-Help: List-Subscribe: , X-List-Received-Date: Sat, 31 Jan 2015 23:31:40 -0000 load the kernel in to gdb or kgdb and type: i li *xn_intr+0x74 to get the offending line number On Sat, Jan 31, 2015 at 6:44 AM, wrote: > https://bugs.freebsd.org/bugzilla/show_bug.cgi?id=188369 > > --- Comment #9 from miguelmclara@gmail.com --- > One thing to note is that the panic is not related to the "mbuf already on the > free list" anymore: > > > > Fatal trap 12: page fault while in kernel mode > cpuid = 0; apic id = 00 > fault virtual address = 0x3 > fault code = supervisor read data, page not present > instruction pointer = 0x20:0xffffffff80800c65 > stack pointer = 0x28:0xfffffe00002b29d0 > frame pointer = 0x28:0xfffffe00002b2a20 > code segment = base 0x0, limit 0xfffff, type 0x1b > = DPL 0, pres 1, long 1, def32 0, gran 1 > processor eflags = interrupt enabled, resume, IOPL = 0 > current process = 12 (irq771: xn0) > trap number = 12 > panic: page fault > cpuid = 0 > KDB: stack backtrace: > #0 0xffffffff8095b050 at kdb_backtrace+0x60 > #1 0xffffffff8091f745 at panic+0x155 > #2 0xffffffff80d1edff at trap_fatal+0x38f > #3 0xffffffff80d1f118 at trap_pfault+0x308 > #4 0xffffffff80d1e77a at trap+0x47a > #5 0xffffffff80d04492 at calltrap+0x8 > #6 0xffffffff808027e4 at xn_intr+0x74 > #7 0xffffffff808f255b at intr_event_execute_handlers+0xab > #8 0xffffffff808f29a6 at ithread_loop+0x96 > #9 0xffffffff808f017a at fork_exit+0x9a > #10 0xffffffff80d049ce at fork_trampoline+0xe > > -- > You are receiving this mail because: > You are the assignee for the bug. > _______________________________________________ > freebsd-xen@freebsd.org mailing list > http://lists.freebsd.org/mailman/listinfo/freebsd-xen > To unsubscribe, send any mail to "freebsd-xen-unsubscribe@freebsd.org"