From mboxrd@z Thu Jan 1 00:00:00 1970 Return-Path: Received: (majordomo@vger.kernel.org) by vger.kernel.org via listexpand id S1755737AbcGZHpL (ORCPT ); Tue, 26 Jul 2016 03:45:11 -0400 Received: from mx1.redhat.com ([209.132.183.28]:47072 "EHLO mx1.redhat.com" rhost-flags-OK-OK-OK-OK) by vger.kernel.org with ESMTP id S1755630AbcGZHpH (ORCPT ); Tue, 26 Jul 2016 03:45:07 -0400 Organization: Red Hat UK Ltd. Registered Address: Red Hat UK Ltd, Amberley Place, 107-111 Peascod Street, Windsor, Berkshire, SI4 1TE, United Kingdom. Registered in England and Wales under Company Registration No. 3798903 From: David Howells In-Reply-To: <47074.85917.bm@smtp228.mail.bf1.yahoo.com> References: <47074.85917.bm@smtp228.mail.bf1.yahoo.com> <531421.11642.bm@smtp201.mail.bf1.yahoo.com> <20160722214155.GA13726@kroah.com> <10940.1469451610@warthog.procyon.org.uk> <21470.1469483133@warthog.procyon.org.uk> To: zer0mem@yahoo.com Cc: dhowells@redhat.com, Greg KH , James Morris , "Serge E. Hallyn" , "keyrings@vger.kernel.org" , "linux-security-module@vger.kernel.org" , "linux-kernel@vger.kernel.org" Subject: Re: [zer0mem@yahoo.com: [oss-security] panic at big_key_preparse #4.7-r6/rc7 & master] MIME-Version: 1.0 Content-Type: text/plain; charset="us-ascii" Content-ID: <26503.1469519104.1@warthog.procyon.org.uk> Date: Tue, 26 Jul 2016 08:45:04 +0100 Message-ID: <26504.1469519104@warthog.procyon.org.uk> X-Greylist: Sender IP whitelisted, not delayed by milter-greylist-4.5.16 (mx1.redhat.com [10.5.110.26]); Tue, 26 Jul 2016 07:45:06 +0000 (UTC) Sender: linux-kernel-owner@vger.kernel.org List-ID: X-Mailing-List: linux-kernel@vger.kernel.org wrote: > If you will have no luck to repro issue, I will take a deeper look at it at > Friday and let you know asap Can you find out the line on which the crash happens? Load vmlinux into gdb and do: i li *0x If it says it's in some header file somewhere in an inline function, try decrementing the RIP value until it appears in a C file. Thanks, David