From owner-freebsd-bugs@FreeBSD.ORG Wed Nov 19 00:20:27 2003 Return-Path: Delivered-To: freebsd-bugs@hub.freebsd.org Received: from mx1.FreeBSD.org (mx1.freebsd.org [216.136.204.125]) by hub.freebsd.org (Postfix) with ESMTP id 883E616A4CF for ; Wed, 19 Nov 2003 00:20:27 -0800 (PST) Received: from freefall.freebsd.org (freefall.freebsd.org [216.136.204.21]) by mx1.FreeBSD.org (Postfix) with ESMTP id 76B0143FE9 for ; Wed, 19 Nov 2003 00:20:24 -0800 (PST) (envelope-from gnats@FreeBSD.org) Received: from freefall.freebsd.org (gnats@localhost [127.0.0.1]) by freefall.freebsd.org (8.12.9/8.12.9) with ESMTP id hAJ8KOFY084284 for ; Wed, 19 Nov 2003 00:20:24 -0800 (PST) (envelope-from gnats@freefall.freebsd.org) Received: (from gnats@localhost) by freefall.freebsd.org (8.12.9/8.12.9/Submit) id hAJ8KOGJ084283; Wed, 19 Nov 2003 00:20:24 -0800 (PST) (envelope-from gnats) Resent-Date: Wed, 19 Nov 2003 00:20:24 -0800 (PST) Resent-Message-Id: <200311190820.hAJ8KOGJ084283@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, dirk.meyer@dinoex.sub.org Received: from mx1.FreeBSD.org (mx1.freebsd.org [216.136.204.125]) by hub.freebsd.org (Postfix) with ESMTP id 63A6916A4CE for ; Wed, 19 Nov 2003 00:18:10 -0800 (PST) Received: from uucp.dinoex.sub.de (uucp.dinoex.sub.de [212.184.201.182]) by mx1.FreeBSD.org (Postfix) with ESMTP id AC75643FA3 for ; Wed, 19 Nov 2003 00:18:08 -0800 (PST) (envelope-from dm@home.dinoex.sub.de) Received: from home.dinoex.sub.de (home.dinoex.sub.de [217.6.200.196]) by uucp.dinoex.sub.de (8.12.10/8.12.10) with ESMTP id hAJ8HtHJ032562 for ; Wed, 19 Nov 2003 09:17:55 +0100 (CET) (envelope-from dm@home.dinoex.sub.de) Received: (from dm@localhost) by home.dinoex.sub.de (8.12.10/8.12.9/Submit) id hAJ8HwjD019104; Wed, 19 Nov 2003 09:17:58 +0100 (CET) (envelope-from dm) Message-Id: <200311190817.hAJ8HwjD019104@home.dinoex.sub.de> Date: Wed, 19 Nov 2003 09:17:58 +0100 (CET) From: dirk.meyer@dinoex.sub.org To: FreeBSD-gnats-submit@FreeBSD.org X-Send-Pr-Version: 3.113 Subject: bin/59456: fdescfs stat / compress creates only empty files X-BeenThere: freebsd-bugs@freebsd.org X-Mailman-Version: 2.1.1 Precedence: list Reply-To: dirk.meyer@dinoex.sub.org List-Id: Bug reports List-Unsubscribe: , List-Archive: List-Post: List-Help: List-Subscribe: , X-List-Received-Date: Wed, 19 Nov 2003 08:20:27 -0000 >Number: 59456 >Category: bin >Synopsis: fdescfs stat / compress creates only empty files >Confidential: no >Severity: serious >Priority: medium >Responsible: freebsd-bugs >State: open >Quarter: >Keywords: >Date-Required: >Class: sw-bug >Submitter-Id: current-users >Arrival-Date: Wed Nov 19 00:20:24 PST 2003 >Closed-Date: >Last-Modified: >Originator: Dirk Meyer >Release: FreeBSD 5.1-CURRENT i386 >Organization: privat >Environment: FreeBSD 5.1-CURRENT http://www.freebsd.org/cgi/cvsweb.cgi/src/usr.bin/compress/compress.c.diff?r1=1.20&r2=1.21&f=h >Description: compress aborts when writing via stodout. fails when fdescfs is mounted: add to /etc/fstab: fdescfs /dev/fd fdescfs rw 0 0 # ls -l /dev/stdout lrwxr-xr-x 1 root wheel 6 11 Nov 19:39 /dev/stdout@ -> fd/1 without fdescfs: # ls -l /dev/fd/ total 0 crw-rw-rw- 1 root wheel 22, 0 11 Nov 19:39 0 crw-rw-rw- 1 root wheel 22, 1 11 Nov 19:39 1 crw-rw-rw- 1 root wheel 22, 2 11 Nov 19:39 2 with fdescfs: # ls -l /dev/fd/ total 16 crw--w---- 1 root tty 5, 1 19 Nov 05:43 0 crw--w---- 1 root tty 5, 1 19 Nov 05:43 1 crw--w---- 1 root tty 5, 1 19 Nov 05:43 2 crw--w---- 1 root tty 5, 1 19 Nov 05:43 3 crw--w---- 1 root tty 5, 1 19 Nov 05:43 4 crw--w---- 1 root tty 5, 1 19 Nov 05:43 5 d-w------- 1 root wheel 1024 19 Nov 05:04 6/ d--------- 1 root wheel 512 12 Nov 04:45 7/ but root should be ablte to write from truss with fdescfs: stat("/dev/stdout",0xbfbfe610) = 0 (0x0) ioctl(2,TIOCGETA,0xbfbfe160) = 0 (0x0) from truss without fdescfs: stat("/dev/stdout",0xbfbff540) = 0 (0x0) open("/dev/stdin",0x0,0666) = 6 (0x6) stat("/dev/stdin",0xbfbff5a0) = 0 (0x0) st_mode with fdescfs: stat = 0x81a4 0100644 #define S_IFREG 0100000 /* regular */ is a regular file (ERROR) st_mode without fdescfs: stat = 0x21b6 0020666 #define S_IFCHR 0020000 /* character special */ is character special (OK) >How-To-Repeat: root@current# compress -b12 test.2 overwrite /dev/stdout? root@current# root@current# ls -l test.2* -rw-r--r-- 1 root wheel 38 19 Nov 04:54 test.2p -rw-r--r-- 1 root wheel 0 19 Nov 05:11 test.2 >Fix: >Release-Note: >Audit-Trail: >Unformatted: