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 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 6C818C4332B for ; Sat, 21 Mar 2020 14:12:06 +0000 (UTC) Received: from vger.kernel.org (vger.kernel.org [209.132.180.67]) by mail.kernel.org (Postfix) with ESMTP id 45B1120754 for ; Sat, 21 Mar 2020 14:12:06 +0000 (UTC) Received: (majordomo@vger.kernel.org) by vger.kernel.org via listexpand id S1727400AbgCUOMF (ORCPT ); Sat, 21 Mar 2020 10:12:05 -0400 Received: from mail-io1-f70.google.com ([209.85.166.70]:43012 "EHLO mail-io1-f70.google.com" rhost-flags-OK-OK-OK-OK) by vger.kernel.org with ESMTP id S1726823AbgCUOME (ORCPT ); Sat, 21 Mar 2020 10:12:04 -0400 Received: by mail-io1-f70.google.com with SMTP id b21so7226832iot.10 for ; Sat, 21 Mar 2020 07:12:03 -0700 (PDT) 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=Zlgi2xoadfax49bYHX7gbtP8mxGb/dTs9YET+aZW4co=; b=OlCzbZSYWx/ZRflxkMcqSG52IlI3TJGWRbNscQE83hFIlgkdOPFneApiITRDrkcES5 hJAwh1Xk500D7RR7Zsh1ME6zvOd/PkJSz7n71GLwgKWu6CBH2ptZ0iw8PYzP0xSCezOw Y3GC5e8NHB10oIz59ade0i9QaRoEMU5gRpEzCeJvc2oUvTEEXSH9GVrYRf3XL7u49ZjL PQw79J9Yb87XgnF5eqENXmACwGr68DDnWfm0OhVMj3FTWiWkP2WxpSAnH/w3UTMpcnhJ F26iCImKII1jxqM8eJYbi7XLKeyiQYX3sLBj1pQRABuJjau4saWdVPMGUx6K2tg370Vb Kc4A== X-Gm-Message-State: ANhLgQ2+Wghv0GmxoTHW8xb02PE/lmTO2AC4EFuXX3F3U5Cs+gKnMAzp G2HW/8VeYaM1a3dienBGEiOhKpvPPP5/jxQHMshu14CH9Pjn X-Google-Smtp-Source: ADFU+vuuCa3cSD3fZhOXW2dpWnTKAtvHOd2BTTp43x5m0RVqxGUPwhgKorQewidseLLgyQQPPATg+dwWVhHeM40pT400onNAlSrA MIME-Version: 1.0 X-Received: by 2002:a02:a85:: with SMTP id 127mr12515540jaw.51.1584799922592; Sat, 21 Mar 2020 07:12:02 -0700 (PDT) Date: Sat, 21 Mar 2020 07:12:02 -0700 In-Reply-To: <000000000000b55d8805992071b5@google.com> X-Google-Appengine-App-Id: s~syzkaller X-Google-Appengine-App-Id-Alias: syzkaller Message-ID: <0000000000006d22ee05a15dfccf@google.com> Subject: Re: INFO: task hung in tty_ldisc_hangup From: syzbot To: gregkh@linuxfoundation.org, jslaby@suse.com, jslaby@suse.cz, linux-kernel@vger.kernel.org, okash.khawaja@gmail.com, samuel.thibault@ens-lyon.org, syzkaller-bugs@googlegroups.com Content-Type: text/plain; charset="UTF-8" Sender: linux-kernel-owner@vger.kernel.org Precedence: bulk List-ID: X-Mailing-List: linux-kernel@vger.kernel.org syzbot suspects this bug was fixed by commit: commit e8c75a30a23c6ba63f4ef6895cbf41fd42f21aa2 Author: Jiri Slaby Date: Fri Feb 28 11:54:06 2020 +0000 vt: selection, push sel_lock up bisection log: https://syzkaller.appspot.com/x/bisect.txt?x=124970ade00000 start commit: c6017471 Merge tag 'xfs-5.5-fixes-2' of git://git.kernel.o.. git tree: upstream kernel config: https://syzkaller.appspot.com/x/.config?x=7f6119e2e3675a73 dashboard link: https://syzkaller.appspot.com/bug?extid=3105793febc8f3e591ce syz repro: https://syzkaller.appspot.com/x/repro.syz?x=124fc6c1e00000 C reproducer: https://syzkaller.appspot.com/x/repro.c?x=16cb16c1e00000 If the result looks correct, please mark the bug fixed by replying with: #syz fix: vt: selection, push sel_lock up For information about bisection process see: https://goo.gl/tpsmEJ#bisection