Return-Path: Received: (majordomo@vger.kernel.org) by vger.kernel.org via listexpand id S1752769AbbBYQwz (ORCPT ); Wed, 25 Feb 2015 11:52:55 -0500 Received: from mx1.redhat.com ([209.132.183.28]:59638 "EHLO mx1.redhat.com" rhost-flags-OK-OK-OK-OK) by vger.kernel.org with ESMTP id S1751479AbbBYQwy (ORCPT ); Wed, 25 Feb 2015 11:52:54 -0500 Message-ID: <54EDFDCB.8000001@redhat.com> Date: Wed, 25 Feb 2015 17:52:27 +0100 From: Denys Vlasenko User-Agent: Mozilla/5.0 (X11; Linux x86_64; rv:24.0) Gecko/20100101 Thunderbird/24.2.0 MIME-Version: 1.0 To: Andrey Wagin CC: Andy Lutomirski , Linus Torvalds , Oleg Nesterov , Borislav Petkov , "H. Peter Anvin" , Frederic Weisbecker , X86 ML , Alexei Starovoitov , Will Drewry , Kees Cook , LKML Subject: Re: [PATCH 2/3 v3] x86: entry_64.S: always allocate complete "struct pt_regs" References: <1423778052-21038-1-git-send-email-dvlasenk@redhat.com> <1423778052-21038-2-git-send-email-dvlasenk@redhat.com> In-Reply-To: Content-Type: text/plain; charset=ISO-8859-1 Content-Transfer-Encoding: 7bit Sender: linux-kernel-owner@vger.kernel.org List-ID: X-Mailing-List: linux-kernel@vger.kernel.org Content-Length: 1527 Lines: 27 On 02/25/2015 01:37 PM, Andrey Wagin wrote: > Hello Denys, > > My test vm doesn't boot with this patch. Could you help to investigate > this issue? > > I have attached a kernel config and console log. > > [ 2.508252] traps: systemd-cgroups[380] general protection ip:7f68ad096028 sp:7fffba298af8 error:0 in ld-2.18.so[7f68ad07e000+20000][ OK > [ 2.600179] traps: systemd-cgroups[384] general protection ip:7f11b9a9c028 sp:7fff4420f978 error:0 in ld-2.18.so[7f11b9a84000+20000] > [ 2.743790] traps: systemd-cgroups[392] general protection ip:7f7f40a44028 sp:7fffe1c1b8b8 error:0 in ld-2.18.so[7f7f40a2c000+20000] > [ 2.754576] traps: systemd-cgroups[393] general protection ip:7fd1314bd028 sp:7ffff76ecc88 error:0 in ld-2.18.so[7fd1314a5000+20000] > [ 2.765343] traps: systemd-cgroups[396] general protection ip:7ff4537b7028 sp:7fff05902378 error:0 in ld-2.18.so[7ff45379f000+20000] > [ 2.798782] traps: systemd-cgroups[399] general protection ip:7f4d5bc9c028 sp:7fff35cb3a48 error:0 in ld-2.18.so[7f4d5bc84000+20000] These SEGVs are always at the same location within ld-2.18.so: (ip - load_address) is always 0x18028. For Sabrine's case, SEGVing address in ld-2.21.so also the same all the time: 0x184f8. Please send me your ld-2.18.so / ld-2.21.so files. -- To unsubscribe from this list: send the line "unsubscribe linux-kernel" in the body of a message to majordomo@vger.kernel.org More majordomo info at http://vger.kernel.org/majordomo-info.html Please read the FAQ at http://www.tux.org/lkml/