Date: Wed, 26 Feb 2003 05:08:25 +1030 From: Greg Lewis <glewis@eyesbeyond.com> To: Milo Hyson <milo@cyberlifelabs.com> Cc: FreeBSD Java Mailing List <freebsd-java@FreeBSD.ORG> Subject: Re: IBM JDK status Message-ID: <20030226050825.C51511@misty.eyesbeyond.com> In-Reply-To: <3E5BB558.2070803@cyberlifelabs.com>; from milo@cyberlifelabs.com on Tue, Feb 25, 2003 at 10:26:32AM -0800 References: <Pine.BSF.4.05.10302112055590.24757-100000@misery.sdf.com> <3E5BB558.2070803@cyberlifelabs.com>
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On Tue, Feb 25, 2003 at 10:26:32AM -0800, Milo Hyson wrote: > Just an update on the broken IBM JDK issue. I've been working with the > Linux emulation people, and we've narrowed the problem down to a bug > somewhere in the kernel -- most likely in modify_ldt(). Here's what > we've found: > > * modify_ldt() is returning an illegal value (the selector index) when > called with func 0x11. > > * The main JVM thread is receiving a SIGSEGV immediately thereafter. > > * An endless stream of kernel trap 26 (segment-not-present) errors is > recorded in /var/log/messages. > > * The exact same sequence of calls does not fail on Linux. > > Unfortunately, I have not been able to capture any core dumps since (on > my system) the process hangs and does not crash. If anybody out there > does have any dumps, please email them to me. Great work! gcore(1) is your friend :). -- Greg Lewis Email : glewis@eyesbeyond.com Eyes Beyond Web : http://www.eyesbeyond.com Information Technology FreeBSD : glewis@FreeBSD.org To Unsubscribe: send mail to majordomo@FreeBSD.org with "unsubscribe freebsd-java" in the body of the message
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