From mboxrd@z Thu Jan 1 00:00:00 1970 Return-Path: Received: from mail-pg1-f199.google.com (mail-pg1-f199.google.com [209.85.215.199]) by kanga.kvack.org (Postfix) with ESMTP id 83EF26B0003 for ; Tue, 31 Jul 2018 13:03:35 -0400 (EDT) Received: by mail-pg1-f199.google.com with SMTP id d12-v6so9559808pgv.12 for ; Tue, 31 Jul 2018 10:03:35 -0700 (PDT) Received: from mail-sor-f65.google.com (mail-sor-f65.google.com. [209.85.220.65]) by mx.google.com with SMTPS id m4-v6sor4378380plt.32.2018.07.31.10.03.34 for (Google Transport Security); Tue, 31 Jul 2018 10:03:34 -0700 (PDT) Date: Tue, 31 Jul 2018 20:03:28 +0300 From: "Kirill A. Shutemov" Subject: Re: Linux 4.18-rc7 Message-ID: <20180731170328.ocb5oikwhwtkyzrj@kshutemo-mobl1> References: <20180730130134.yvn5tcmoavuxtwt5@kshutemo-mobl1> MIME-Version: 1.0 Content-Type: text/plain; charset=utf-8 Content-Disposition: inline Content-Transfer-Encoding: 8bit In-Reply-To: Sender: owner-linux-mm@kvack.org List-ID: To: Linus Torvalds , "Luck, Tony" Cc: Amit Pundir , John Stultz , Hugh Dickins , Matthew Wilcox , "Kirill A. Shutemov" , Andrew Morton , Dmitry Vyukov , Oleg Nesterov , Andrea Arcangeli , Greg Kroah-Hartman , linux-mm , Linux Kernel Mailing List , youling 257 , Joel Fernandes , Colin Cross On Tue, Jul 31, 2018 at 09:29:22AM -0700, Linus Torvalds wrote: > On Mon, Jul 30, 2018 at 11:40 PM Amit Pundir wrote: > > > > This ashmem change ^^ worked too. > > Ok, let's go for that one and hope it's the only one. > > John, can I get a proper commit message and sign-off for that ashmem change? > > Kirill - you mentioned that somebody reproduced a problem on x86-64 > too. I didn't see that report. Was that some odd x86 Android setup > with Ashmem too, or is there something else pending? I've got report from youling privately: "mm: fix vma_is_anonymous() false-positives" cause my userspace boot failedi 1/4 ? our Androidx86 userspace can running on linux mainline kerneli 1/4 ? revert it boot succeed with 4.18rc7 kernel. "mm: fix vma_is_anonymous() false-positives" cause these 07-30 11:04:19.556 1609 1609 F DEBUG : pid: 1304, tid: 1304, name: zygote >>> zygote <<< 07-30 11:04:19.556 1609 1609 F DEBUG : signal 7 (SIGBUS), code 2 (BUS_ADRERR), fault addr 0x7494d008 07-30 11:04:19.556 1609 1609 F DEBUG : eax 00000000 ebx f337bb68 ecx 000001e0 edx 7494d008 07-30 11:04:19.556 1609 1609 F DEBUG : esi 7494d000 edi 00000000 07-30 11:04:19.556 1609 1609 F DEBUG : xcs 00000023 xds 0000002b xes 0000002b xfs 00000003 xss 0000002b 07-30 11:04:19.556 1609 1609 F DEBUG : eip f40f5c76 ebp ffa8d288 esp ffa8d238 flags 00010202 07-30 11:04:19.581 1609 1609 F DEBUG : ------------------------------------------------------------------------- The report also had screenshot attached about system info. It's a Baytrail tablet with LinageOS, so I believe it's the same issue. But it's not the only issue unfortunately. Tony reported issue with booting ia64 with the patch. I have no clue why. I rechecked everything ia64-specific and looks fine to me. :-/ -- Kirill A. Shutemov