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=ham 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 25417FC6195 for ; Thu, 7 Nov 2019 13:42:12 +0000 (UTC) Received: from kanga.kvack.org (kanga.kvack.org [205.233.56.17]) by mail.kernel.org (Postfix) with ESMTP id E76F72245A for ; Thu, 7 Nov 2019 13:42:11 +0000 (UTC) DMARC-Filter: OpenDMARC Filter v1.3.2 mail.kernel.org E76F72245A Authentication-Results: mail.kernel.org; dmarc=fail (p=none dis=none) header.from=syzkaller.appspotmail.com Authentication-Results: mail.kernel.org; spf=pass smtp.mailfrom=owner-linux-mm@kvack.org Received: by kanga.kvack.org (Postfix) id 7C6556B000A; Thu, 7 Nov 2019 08:42:11 -0500 (EST) Received: by kanga.kvack.org (Postfix, from userid 40) id 777106B000C; Thu, 7 Nov 2019 08:42:11 -0500 (EST) X-Delivered-To: int-list-linux-mm@kvack.org Received: by kanga.kvack.org (Postfix, from userid 63042) id 68C8D6B000D; Thu, 7 Nov 2019 08:42:11 -0500 (EST) X-Delivered-To: linux-mm@kvack.org Received: from forelay.hostedemail.com (smtprelay0174.hostedemail.com [216.40.44.174]) by kanga.kvack.org (Postfix) with ESMTP id 50E146B000A for ; Thu, 7 Nov 2019 08:42:11 -0500 (EST) Received: from smtpin18.hostedemail.com (10.5.19.251.rfc1918.com [10.5.19.251]) by forelay04.hostedemail.com (Postfix) with SMTP id E6D7F2C2A for ; Thu, 7 Nov 2019 13:42:10 +0000 (UTC) X-FDA: 76129595220.18.hen61_1300ced5f1c0a X-HE-Tag: hen61_1300ced5f1c0a X-Filterd-Recvd-Size: 3462 Received: from mail-il1-f198.google.com (mail-il1-f198.google.com [209.85.166.198]) by imf38.hostedemail.com (Postfix) with ESMTP for ; Thu, 7 Nov 2019 13:42:10 +0000 (UTC) Received: by mail-il1-f198.google.com with SMTP id y7so2681950ilb.3 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=ExYTzrXPV9jLrfxoN7IvCtjc64ombUMONiQzMYNWOT+ojzh6jN/vVF6IDiShTMXg3W qjF+3X2tcs91HCOXyuV1NQvvMN57koEP0wn/r1bsFyC9IlyKi4fKny5NkIBViegy2Z4s YZeCpz9piTwKIQaVPYz29c8Wy3AJAsz8Dgtbb0DusWEN4ail+dguRU66ZU2hVNzil59Q meir/BT0czykFbfTwgrtnDMLyw3pBE5CC6dB8X/pGwo9wbtf2RzhzDbOtiPDsRkFBx9B DLg0Joc9v6pIs/Q+cz5o6dtbwSw0HbVhlmAwyNLB6aBCIgxG921KalYeDTIVjS/i6ABv vU8g== X-Gm-Message-State: APjAAAXSwecc7phJ317+hK2yzRmbIjsnGIeV8k8s4M+no4037CHE5EEy KmdOo3bP5zDhGRum6WuguOjj+sx3ge+tQox+oHz0/o2/5WPM 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 X-Bogosity: Ham, tests=bogofilter, spamicity=0.000066, version=1.2.4 Sender: owner-linux-mm@kvack.org Precedence: bulk X-Loop: owner-majordomo@kvack.org List-ID: 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