From owner-freebsd-threads@FreeBSD.ORG Tue Jan 4 14:00:45 2005 Return-Path: Delivered-To: freebsd-threads@hub.freebsd.org Received: from mx1.FreeBSD.org (mx1.freebsd.org [216.136.204.125]) by hub.freebsd.org (Postfix) with ESMTP id BF6B616A4CE for ; Tue, 4 Jan 2005 14:00:45 +0000 (GMT) Received: from freefall.freebsd.org (freefall.freebsd.org [216.136.204.21]) by mx1.FreeBSD.org (Postfix) with ESMTP id 86AFB43D46 for ; Tue, 4 Jan 2005 14:00:45 +0000 (GMT) (envelope-from gnats@FreeBSD.org) Received: from freefall.freebsd.org (gnats@localhost [127.0.0.1]) by freefall.freebsd.org (8.13.1/8.13.1) with ESMTP id j04E0jxD034339 for ; Tue, 4 Jan 2005 14:00:45 GMT (envelope-from gnats@freefall.freebsd.org) Received: (from gnats@localhost) by freefall.freebsd.org (8.13.1/8.13.1/Submit) id j04E0jjp034332; Tue, 4 Jan 2005 14:00:45 GMT (envelope-from gnats) Resent-Date: Tue, 4 Jan 2005 14:00:45 GMT Resent-Message-Id: <200501041400.j04E0jjp034332@freefall.freebsd.org> Resent-From: FreeBSD-gnats-submit@FreeBSD.org (GNATS Filer) Resent-To: freebsd-threads@FreeBSD.org Resent-Reply-To: FreeBSD-gnats-submit@FreeBSD.org, Roman Nikitchenko Received: from mx1.FreeBSD.org (mx1.freebsd.org [216.136.204.125]) by hub.freebsd.org (Postfix) with ESMTP id 14F5316A4CE for ; Tue, 4 Jan 2005 13:55:40 +0000 (GMT) Received: from www.freebsd.org (www.freebsd.org [216.136.204.117]) by mx1.FreeBSD.org (Postfix) with ESMTP id 00D6C43D3F for ; Tue, 4 Jan 2005 13:55:40 +0000 (GMT) (envelope-from nobody@FreeBSD.org) Received: from www.freebsd.org (localhost [127.0.0.1]) by www.freebsd.org (8.13.1/8.13.1) with ESMTP id j04Dtdg3037602 for ; Tue, 4 Jan 2005 13:55:39 GMT (envelope-from nobody@www.freebsd.org) Received: (from nobody@localhost) by www.freebsd.org (8.13.1/8.13.1/Submit) id j04DtdPf037598; Tue, 4 Jan 2005 13:55:39 GMT (envelope-from nobody) Message-Id: <200501041355.j04DtdPf037598@www.freebsd.org> Date: Tue, 4 Jan 2005 13:55:39 GMT From: Roman Nikitchenko To: freebsd-gnats-submit@FreeBSD.org X-Send-Pr-Version: www-2.3 Subject: threads/75795: applications linked with -lc_r can't close() fd opened by kqueue(). X-BeenThere: freebsd-threads@freebsd.org X-Mailman-Version: 2.1.1 Precedence: list List-Id: Threading on FreeBSD List-Unsubscribe: , List-Archive: List-Post: List-Help: List-Subscribe: , X-List-Received-Date: Tue, 04 Jan 2005 14:00:45 -0000 >Number: 75795 >Category: threads >Synopsis: applications linked with -lc_r can't close() fd opened by kqueue(). >Confidential: no >Severity: critical >Priority: high >Responsible: freebsd-threads >State: open >Quarter: >Keywords: >Date-Required: >Class: sw-bug >Submitter-Id: current-users >Arrival-Date: Tue Jan 04 14:00:45 GMT 2005 >Closed-Date: >Last-Modified: >Originator: Roman Nikitchenko >Release: RELENG_5 >Organization: Trifle Co. Ltd. >Environment: FreeBSD hc.apex.dp.ua 5.3-STABLE FreeBSD 5.3-STABLE #0: Fri Dec 24 14:26:40 EET 2004 root@hc.apex.dp.ua:/usr/obj/usr/src/sys/HC i386 >Description: Any application that uses kqueue() can't close() obtained descriptors if linked with libc_r. It is FREEBSD-5.3 related problem. The errno is set to 6 (device not configured) after close. Applications which uses signals need to be linked against libc_r as KSE has some problems with signals (kse_thr_interrupt). >How-To-Repeat: Do "g++ -lc_r" for source like this: /* --- begin --- */ #include #include #include #include int main() { int poller = kqueue(); printf( "poller: %d\n", poller ); int r = close( poller ); if ( r<0 ) perror( "kqueue" ); } /* --- end --- */ >Fix: >Release-Note: >Audit-Trail: >Unformatted: