From owner-freebsd-bugs@FreeBSD.ORG Fri Jan 11 14:10:01 2008 Return-Path: Delivered-To: freebsd-bugs@hub.freebsd.org Received: from mx1.freebsd.org (mx1.freebsd.org [IPv6:2001:4f8:fff6::34]) by hub.freebsd.org (Postfix) with ESMTP id CE96616A41A for ; Fri, 11 Jan 2008 14:10:01 +0000 (UTC) (envelope-from gnats@FreeBSD.org) Received: from freefall.freebsd.org (freefall.freebsd.org [IPv6:2001:4f8:fff6::28]) by mx1.freebsd.org (Postfix) with ESMTP id A1F3313C45D for ; Fri, 11 Jan 2008 14:10:01 +0000 (UTC) (envelope-from gnats@FreeBSD.org) Received: from freefall.freebsd.org (gnats@localhost [127.0.0.1]) by freefall.freebsd.org (8.14.2/8.14.2) with ESMTP id m0BEA1hP004831 for ; Fri, 11 Jan 2008 14:10:01 GMT (envelope-from gnats@freefall.freebsd.org) Received: (from gnats@localhost) by freefall.freebsd.org (8.14.2/8.14.1/Submit) id m0BEA1IA004830; Fri, 11 Jan 2008 14:10:01 GMT (envelope-from gnats) Resent-Date: Fri, 11 Jan 2008 14:10:01 GMT Resent-Message-Id: <200801111410.m0BEA1IA004830@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, Jonathan Pascal Received: from mx1.freebsd.org (mx1.freebsd.org [IPv6:2001:4f8:fff6::34]) by hub.freebsd.org (Postfix) with ESMTP id 6BB8416A41B for ; Fri, 11 Jan 2008 14:00:41 +0000 (UTC) (envelope-from nobody@FreeBSD.org) Received: from www.freebsd.org (www.freebsd.org [IPv6:2001:4f8:fff6::21]) by mx1.freebsd.org (Postfix) with ESMTP id 4EA0613C465 for ; Fri, 11 Jan 2008 14:00:41 +0000 (UTC) (envelope-from nobody@FreeBSD.org) Received: from www.freebsd.org (localhost [127.0.0.1]) by www.freebsd.org (8.14.2/8.14.2) with ESMTP id m0BDxWEg064650 for ; Fri, 11 Jan 2008 13:59:32 GMT (envelope-from nobody@www.freebsd.org) Received: (from nobody@localhost) by www.freebsd.org (8.14.2/8.14.1/Submit) id m0BDxWOd064649; Fri, 11 Jan 2008 13:59:32 GMT (envelope-from nobody) Message-Id: <200801111359.m0BDxWOd064649@www.freebsd.org> Date: Fri, 11 Jan 2008 13:59:32 GMT From: Jonathan Pascal To: freebsd-gnats-submit@FreeBSD.org X-Send-Pr-Version: www-3.1 Cc: Subject: misc/119564: [ktrace] kdump segfault on linux binaries X-BeenThere: freebsd-bugs@freebsd.org X-Mailman-Version: 2.1.5 Precedence: list List-Id: Bug reports List-Unsubscribe: , List-Archive: List-Post: List-Help: List-Subscribe: , X-List-Received-Date: Fri, 11 Jan 2008 14:10:01 -0000 >Number: 119564 >Category: misc >Synopsis: [ktrace] kdump segfault on linux binaries >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: Fri Jan 11 14:10:01 UTC 2008 >Closed-Date: >Last-Modified: >Originator: Jonathan Pascal >Release: 7.0-BETA3 >Organization: >Environment: FreeBSD foobar 7.0-BETA3 FreeBSD 7.0-BETA3 #8: Wed Jan 9 16:19:57 CET 2008 root@foobar:/usr/obj/usr/src/sys/GENERIC i386 >Description: Debugging Linux binaries is a pain. strace segfaults, kdump too. This bug report is about kdump: Using ktrace on a linux binary and viewing the result often leads to a segfault in kdump. >How-To-Repeat: Steps to reproduce: - install acroread7 from the ports $ ktrace -i acroread $ kdump -> segfault The last line before the segfault is: 22745 bash CALL freebsd6_mmap(0x3,0xbfbfdf20,672202704,MAP_SHARED|MAP_PRIVATE|MAP_RENAME|MAP_NORESERVE|MAP_HASSEMAPHORE|MAP_STACK|MAP_NOSYNC,0x2e6f732e,0x68636163,0x646165,0,0,0,0,0,0,0,0,0,0,0,0,0,0,0 [and ca. 260000 "0," following] >Fix: >Release-Note: >Audit-Trail: >Unformatted: