From owner-freebsd-current@freebsd.org Wed May 8 22:57:20 2019 Return-Path: Delivered-To: freebsd-current@mailman.ysv.freebsd.org Received: from mx1.freebsd.org (mx1.freebsd.org [IPv6:2610:1c1:1:606c::19:1]) by mailman.ysv.freebsd.org (Postfix) with ESMTP id D38041595BDB; Wed, 8 May 2019 22:57:19 +0000 (UTC) (envelope-from ler@FreeBSD.org) Received: from thebighonker.lerctr.org (ns-b.lerctr.org [IPv6:2001:470:1f0f:3ad::53:2]) (using TLSv1.3 with cipher TLS_AES_256_GCM_SHA384 (256/256 bits) server-signature RSA-PSS (4096 bits) client-signature RSA-PSS (2048 bits) client-digest SHA256) (Client CN "*.lerctr.org", Issuer "Let's Encrypt Authority X3" (verified OK)) by mx1.freebsd.org (Postfix) with ESMTPS id 725D26B608; Wed, 8 May 2019 22:57:19 +0000 (UTC) (envelope-from ler@FreeBSD.org) DKIM-Signature: v=1; a=rsa-sha256; q=dns/txt; c=relaxed/relaxed; d=lerctr.org; s=ler2019; h=Message-ID:References:In-Reply-To:Subject:Cc:To:From:Date: Content-Transfer-Encoding:Content-Type:MIME-Version:Sender:Reply-To: Content-ID:Content-Description:Resent-Date:Resent-From:Resent-Sender: Resent-To:Resent-Cc:Resent-Message-ID:List-Id:List-Help:List-Unsubscribe: List-Subscribe:List-Post:List-Owner:List-Archive; bh=iLXjBavtufUakQnW4GVJZjanrwJbbWibaQi6YMZgc/c=; b=zecWu9jph1KupfAvKRZhJRF7+/ rvNAwDs4hD0RCH6v8jKAejWSTbCY08tJnvkA+0HM6R8Lp/36v1xUL8PZIBy83sFIx5vQROmyAFmQR lg4E9k6f4syDE1ho7Mp0xz2NLMlnOZo+DpN4omak873+W1wegivBCgnV6UhtZeD5PZ51AwBODXLBc Q0WQDOlCWWGsGR5Xkl8sHA2A5ewEKinMNh+fjJ180WGjU6i0J6Lk0MsqejjrOLKN4fsexvVc5pHfi K85oqQEWct/caMdI0JuEIhpkvI1nUh8UwmZZ4wT/OoyiNSFUEw7lpzk2r2kIiqMgJXaas9ZpaHI7+ x8zN0xbA==; Received: from thebighonker.lerctr.org ([2001:470:1f0f:3ad:bb:dcff:fe50:d900]:43554 helo=webmail.lerctr.org) by thebighonker.lerctr.org with esmtpsa (TLSv1.3:TLS_AES_256_GCM_SHA384:256) (Exim 4.92 (FreeBSD)) (envelope-from ) id 1hOVV0-0005zg-OI; Wed, 08 May 2019 17:57:18 -0500 Received: from 2600:1700:210:b180:d8c:cc0b:810:3d61 by webmail.lerctr.org with HTTP (HTTP/1.1 POST); Wed, 08 May 2019 17:57:18 -0500 MIME-Version: 1.0 Content-Type: text/plain; charset=US-ASCII; format=flowed Content-Transfer-Encoding: 7bit Date: Wed, 08 May 2019 17:57:18 -0500 From: Larry Rosenman To: Mark Johnston Cc: freebsd-current@freebsd.org, owner-freebsd-current@freebsd.org Subject: Re: Crash loading dtraceall In-Reply-To: <20190508225553.GC11774@raichu> References: <20190508205245.ulbo6fusk3b4py7t@ler-imac.local> <20190508222932.GB11774@raichu> <845dd186ef038d98c1a95a7454e432d2@FreeBSD.org> <20190508225553.GC11774@raichu> Message-ID: <460d563e2fe48bfd90b489015b4c0f9d@FreeBSD.org> X-Sender: ler@FreeBSD.org User-Agent: Roundcube Webmail/1.3.9 X-BeenThere: freebsd-current@freebsd.org X-Mailman-Version: 2.1.29 Precedence: list List-Id: Discussions about the use of FreeBSD-current List-Unsubscribe: , List-Archive: List-Post: List-Help: List-Subscribe: , X-List-Received-Date: Wed, 08 May 2019 22:57:20 -0000 On 05/08/2019 5:55 pm, Mark Johnston wrote: > On Wed, May 08, 2019 at 05:47:08PM -0500, Larry Rosenman wrote: >> On 05/08/2019 5:29 pm, Mark Johnston wrote: >> > On Wed, May 08, 2019 at 03:52:45PM -0500, Larry Rosenman wrote: >> >> Greetings, >> >> >> >> Somewhere between r346483 and r347241 loading dtraceall causes a >> >> crash. I have the cores and kernels. >> >> >> >> It's hard for me to bisect more than this, as the box is remote. >> >> >> >> What more do you need? (this dump is fropm r347355). >> > >> > Please visit frame 8 and print *lf. >> > >> #9 fbt_provide_module_function (lf=0xfffff800020ff000, symindx=30763, >> symval=0xfffffe00d74d7e00, opaque=0xfffffe00d74d7e50) at >> /usr/src/sys/cddl/dev/fbt/x86/fbt_isa.c:191 >> 191 if (*instr == FBT_PUSHL_EBP) >> (kgdb) print *lf >> $1 = {ops = 0xfffff800020f6000, refs = 202, userrefs = 1, flags = 1, >> link = {tqe_next = 0xfffff800020fec00, tqe_prev = 0xffffffff80c767d0 >> }, filename = 0xfffff80002101030 "kernel", >> pathname = 0xfffff80002104080 "/boot/kernel/kernel", id = 1, >> address = >> 0xffffffff80200000 "\177ELF\002\001\001\t", size = 17612816, >> ctors_addr >> = 0x0, ctors_size = 0, ndeps = 0, deps = 0x0, common = {stqh_first = >> 0x0, >> stqh_last = 0xfffff800020ff070}, modules = {tqh_first = >> 0xfffff800020e5800, tqh_last = 0xfffff80002116790}, loaded = {tqe_next >> = >> 0x0, tqe_prev = 0x0}, loadcnt = 1, nenabled = 0, fbt_nentries = 25062} >> (kgdb) > > And could you show the output of: > > $ readelf -s /boot/kernel/kernel | grep "30763:" > _______________________________________________ > freebsd-current@freebsd.org mailing list > https://lists.freebsd.org/mailman/listinfo/freebsd-current > To unsubscribe, send any mail to > "freebsd-current-unsubscribe@freebsd.org" [root@oldtbh2 /var/crash]# readelf -s /boot/kernel/kernel | grep "30763:" 30763: ffffffff80791310 75 IFUNC GLOBAL DEFAULT 8 x86_rng_store [root@oldtbh2 /var/crash]# -- Larry Rosenman http://people.freebsd.org/~ler Phone: +1 214-642-9640 E-Mail: ler@FreeBSD.org US Mail: 5708 Sabbia Dr, Round Rock, TX 78665-2106