From owner-freebsd-bugs@FreeBSD.ORG Sun Oct 6 09:40:00 2013 Return-Path: Delivered-To: freebsd-bugs@smarthost.ysv.freebsd.org Received: from mx1.freebsd.org (mx1.freebsd.org [IPv6:2001:1900:2254:206a::19:1]) (using TLSv1 with cipher ADH-AES256-SHA (256/256 bits)) (No client certificate requested) by hub.freebsd.org (Postfix) with ESMTP id D8A87C46 for ; Sun, 6 Oct 2013 09:40:00 +0000 (UTC) (envelope-from gnats@FreeBSD.org) Received: from freefall.freebsd.org (freefall.freebsd.org [IPv6:2001:1900:2254:206c::16:87]) (using TLSv1.2 with cipher ECDHE-RSA-AES256-GCM-SHA384 (256/256 bits)) (No client certificate requested) by mx1.freebsd.org (Postfix) with ESMTPS id B726820F1 for ; Sun, 6 Oct 2013 09:40:00 +0000 (UTC) Received: from freefall.freebsd.org (localhost [127.0.0.1]) by freefall.freebsd.org (8.14.7/8.14.7) with ESMTP id r969e0UF026310 for ; Sun, 6 Oct 2013 09:40:00 GMT (envelope-from gnats@freefall.freebsd.org) Received: (from gnats@localhost) by freefall.freebsd.org (8.14.7/8.14.7/Submit) id r969e0af026302; Sun, 6 Oct 2013 09:40:00 GMT (envelope-from gnats) Resent-Date: Sun, 6 Oct 2013 09:40:00 GMT Resent-Message-Id: <201310060940.r969e0af026302@freefall.freebsd.org> Resent-From: FreeBSD-gnats-submit@FreeBSD.org (GNATS Filer) Resent-To: freebsd-bugs@FreeBSD.org Resent-Reply-To: FreeBSD-gnats-submit@FreeBSD.org, Luke Received: from mx1.freebsd.org (mx1.freebsd.org [8.8.178.115]) (using TLSv1 with cipher ADH-AES256-SHA (256/256 bits)) (No client certificate requested) by hub.freebsd.org (Postfix) with ESMTP id 886B0B38 for ; Sun, 6 Oct 2013 09:35:26 +0000 (UTC) (envelope-from nobody@FreeBSD.org) Received: from oldred.freebsd.org (oldred.freebsd.org [8.8.178.121]) (using TLSv1 with cipher DHE-RSA-AES256-SHA (256/256 bits)) (No client certificate requested) by mx1.freebsd.org (Postfix) with ESMTPS id 7641E20D5 for ; Sun, 6 Oct 2013 09:35:26 +0000 (UTC) Received: from oldred.freebsd.org ([127.0.1.6]) by oldred.freebsd.org (8.14.5/8.14.7) with ESMTP id r969ZPKs086065 for ; Sun, 6 Oct 2013 09:35:25 GMT (envelope-from nobody@oldred.freebsd.org) Received: (from nobody@localhost) by oldred.freebsd.org (8.14.5/8.14.5/Submit) id r969ZPNG086059; Sun, 6 Oct 2013 09:35:25 GMT (envelope-from nobody) Message-Id: <201310060935.r969ZPNG086059@oldred.freebsd.org> Date: Sun, 6 Oct 2013 09:35:25 GMT From: Luke To: freebsd-gnats-submit@FreeBSD.org X-Send-Pr-Version: www-3.1 Subject: kern/182739: fusefs-kmod kernel panic on rsync X-BeenThere: freebsd-bugs@freebsd.org X-Mailman-Version: 2.1.14 Precedence: list List-Id: Bug reports List-Unsubscribe: , List-Archive: List-Post: List-Help: List-Subscribe: , X-List-Received-Date: Sun, 06 Oct 2013 09:40:01 -0000 >Number: 182739 >Category: kern >Synopsis: fusefs-kmod kernel panic on rsync >Confidential: no >Severity: non-critical >Priority: low >Responsible: freebsd-bugs >State: open >Quarter: >Keywords: >Date-Required: >Class: sw-bug >Submitter-Id: current-users >Arrival-Date: Sun Oct 06 09:40:00 UTC 2013 >Closed-Date: >Last-Modified: >Originator: Luke >Release: 9.1-RELEASE, 9.1-RELEASE >Organization: >Environment: FreeBSD xxxxxxx 9.1-RELEASE-p7 FreeBSD 9.1-RELEASE-p7 #0: Mon Sep 9 21:34:37 UTC 2013 root@amd64-builder.daemonology.net:/usr/obj/usr/src/sys/GENERIC amd64 >Description: There is a problem with fusefs-kmod and FreeBSD 9.1 and rsync. While starting rsync on fuse share, one encounters kernel panic with: fuse4bsd: version 0.3.9-pre1, FUSE ABI 7.19 Fatal trap 12: page fault while in kernel mode cpuid = 0; apic id = 00 fault virtual address = 0x0 fault code = supervisor read instruction, page not present instruction pointer = 0x20:0x0 stack pointer = 0x28:0xffffff811b71bac0 frame pointer = 0x28:0xffffff811b71bb10 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 = 16502 (rsync) trap number = 12 panic: page fault cpuid = 0 KDB: stack backtrace: #0 0xffffffff80920bb6 at kdb_backtrace+0x66 #1 0xffffffff808eabce at panic+0x1ce #2 0xffffffff80bd8640 at trap_fatal+0x290 #3 0xffffffff80bd897d at trap_pfault+0x1ed #4 0xffffffff80bd8f9e at trap+0x3ce #5 0xffffffff80bc355f at calltrap+0x8 #6 0xffffffff80bd7ee6 at amd64_syscall+0x546 #7 0xffffffff80bc3847 at Xfast_syscall+0xf7 Uptime: 21h22m6s Dumping 847 out of 4043 MB:..2%..12%..21%..31%..42%..51%..61%..72%..82%..91% Same result can be obtained on FreeBSD 9.2 Might be related to http://www.freebsd.org/cgi/query-pr.cgi?pr=kern/175328 >How-To-Repeat: rsync on any fuse'd directory >Fix: >Release-Note: >Audit-Trail: >Unformatted: