From mboxrd@z Thu Jan 1 00:00:00 1970 Return-Path: X-Spam-Checker-Version: SpamAssassin 3.4.0 (2014-02-07) on aws-us-west-2-korg-lkml-1.web.codeaurora.org X-Spam-Level: X-Spam-Status: No, score=-5.4 required=3.0 tests=FROM_LOCAL_HEX, HEADER_FROM_DIFFERENT_DOMAINS,MAILING_LIST_MULTI,MENTIONS_GIT_HOSTING, SPF_HELO_NONE,SPF_PASS,URIBL_BLOCKED autolearn=unavailable autolearn_force=no version=3.4.0 Received: from mail.kernel.org (mail.kernel.org [198.145.29.99]) by smtp.lore.kernel.org (Postfix) with ESMTP id 7F44AC5DF61 for ; Thu, 7 Nov 2019 13:42:18 +0000 (UTC) Received: from vger.kernel.org (vger.kernel.org [209.132.180.67]) by mail.kernel.org (Postfix) with ESMTP id 543082187F for ; Thu, 7 Nov 2019 13:42:18 +0000 (UTC) Received: (majordomo@vger.kernel.org) by vger.kernel.org via listexpand id S2389251AbfKGNmL (ORCPT ); Thu, 7 Nov 2019 08:42:11 -0500 Received: from mail-il1-f197.google.com ([209.85.166.197]:38116 "EHLO mail-il1-f197.google.com" rhost-flags-OK-OK-OK-OK) by vger.kernel.org with ESMTP id S2389211AbfKGNmK (ORCPT ); Thu, 7 Nov 2019 08:42:10 -0500 Received: by mail-il1-f197.google.com with SMTP id f6so2669892ilg.5 for ; Thu, 07 Nov 2019 05:42:10 -0800 (PST) X-Google-DKIM-Signature: v=1; a=rsa-sha256; c=relaxed/relaxed; d=1e100.net; s=20161025; h=x-gm-message-state:mime-version:date:in-reply-to:message-id:subject :from:to; bh=ZHlAkJvC4AzLYOgESJJjCrLwj1SC/DFrfw0gQTfFdTQ=; b=JW1ufKHnTzSETD7J1OzOm5cxckKhovpv9vn9KpjeeEEJ0EsGyyRee0HonPVYFdtov3 Mjxh85K1gqy1yHeUOyo/9mRC5C99bon3SjuxDM1R0OlpoUq1hMjlxFALUr4NbEwQBErn mk+yml1+uZoP2RnA9oMqoahAiC53dD1Al+MIgCjeusEmMHu0atd4wg6hsnTp8sx531UR 2owJnFbdvN+uQ13Z7qOEd/bFcU0TTSYTqdFKtD8dpB+1PvkQ8Wr0SQao0UGwy2MiB4eo W0shaD1aCyPS0tHuZeOk/juL1Zvbi6lSpjoO1p8MzNRcHiPDdYp/rHKzZxQOX32g/9Tq oRGw== X-Gm-Message-State: APjAAAVB3CzkvrOdQbGt9ngwqoY0oEVG4MYhGExGmBBIrHixQaGq6CNi qGiUnkXZ3ex4yuGDy8+yhI/5zu61EHrW31aA2ghseLBuM/b6 X-Google-Smtp-Source: APXvYqy98iNl1kKSai2jcmgSIkxjPCuJlUrj+Tm8vB/VRQBb354vs8ydYDcKDIM+Vg31Z/X164elRv8qzu3LjKXgEKIcBqJW11oo MIME-Version: 1.0 X-Received: by 2002:a92:8681:: with SMTP id l1mr4407473ilh.94.1573134129675; Thu, 07 Nov 2019 05:42:09 -0800 (PST) Date: Thu, 07 Nov 2019 05:42:09 -0800 In-Reply-To: <00000000000051ee78057cc4d98f@google.com> X-Google-Appengine-App-Id: s~syzkaller X-Google-Appengine-App-Id-Alias: syzkaller Message-ID: <000000000000fbc9650596c1d456@google.com> Subject: Re: general protection fault in put_pid From: syzbot To: akpm@linux-foundation.org, aryabinin@virtuozzo.com, bp@alien8.de, cai@lca.pw, clm@fb.com, dan.carpenter@oracle.com, dave@stgolabs.net, dhowells@redhat.com, dsterba@suse.com, dsterba@suse.cz, dvyukov@google.com, ebiederm@xmission.com, glider@google.com, hpa@zytor.com, jbacik@fb.com, ktkhai@virtuozzo.com, ktsanaktsidis@zendesk.com, linux-btrfs@vger.kernel.org, linux-kernel@vger.kernel.org, linux-mm@kvack.org, manfred@colorfullife.com, mhocko@suse.com, mingo@redhat.com, nborisov@suse.com, penguin-kernel@I-love.SAKURA.ne.jp, penguin-kernel@i-love.sakura.ne.jp, rppt@linux.vnet.ibm.com, sfr@canb.auug.org.au, shakeelb@google.com, syzkaller-bugs@googlegroups.com, tglx@linutronix.de, torvalds@linux-foundation.org, vdavydov.dev@gmail.com, willy@infradead.org Content-Type: text/plain; charset="UTF-8"; format=flowed; delsp=yes Sender: linux-btrfs-owner@vger.kernel.org Precedence: bulk List-ID: X-Mailing-List: linux-btrfs@vger.kernel.org syzbot suspects this bug was fixed by commit: commit a8e911d13540487942d53137c156bd7707f66e5d Author: Qian Cai Date: Fri Feb 1 22:20:20 2019 +0000 x86_64: increase stack size for KASAN_EXTRA bisection log: https://syzkaller.appspot.com/x/bisect.txt?x=10364f3c600000 start commit: f5d58277 Merge branch 'for-linus' of git://git.kernel.org/.. git tree: upstream kernel config: https://syzkaller.appspot.com/x/.config?x=c8970c89a0efbb23 dashboard link: https://syzkaller.appspot.com/bug?extid=1145ec2e23165570c3ac syz repro: https://syzkaller.appspot.com/x/repro.syz?x=16803afb400000 If the result looks correct, please mark the bug fixed by replying with: #syz fix: x86_64: increase stack size for KASAN_EXTRA For information about bisection process see: https://goo.gl/tpsmEJ#bisection