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 3775FC3F2CD for ; Fri, 28 Feb 2020 13:34:55 +0000 (UTC) Received: from vger.kernel.org (vger.kernel.org [209.132.180.67]) by mail.kernel.org (Postfix) with ESMTP id 15B0B246BB for ; Fri, 28 Feb 2020 13:34:55 +0000 (UTC) Received: (majordomo@vger.kernel.org) by vger.kernel.org via listexpand id S1726887AbgB1Nex (ORCPT ); Fri, 28 Feb 2020 08:34:53 -0500 Received: from mail-il1-f197.google.com ([209.85.166.197]:36909 "EHLO mail-il1-f197.google.com" rhost-flags-OK-OK-OK-OK) by vger.kernel.org with ESMTP id S1726642AbgB1New (ORCPT ); Fri, 28 Feb 2020 08:34:52 -0500 Received: by mail-il1-f197.google.com with SMTP id z79so3339207ilf.4 for ; Fri, 28 Feb 2020 05:34:50 -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:cc; bh=P2ODn0VgFvyiKsD70cUH3M74/ayRtotvviO7aFfvm90=; b=PB1gdCsH1yMTn1srgpkkQhW8EFKxKo0Ku9S9V89Un664y/oK26cUb9Hk4lQu6UnXOH YJS7fsla0Rjl+ut0aA71bY2ATlvDsef2bkIQ/KwN/5rq0oFCJthOnanC0BOz5QRWrnNj JOXMNEN/ByG5oETef3QKCVXln3BFRj/NG224DXqkKuHm81VcK9cHUxrB5Gj/QaSwYdCG 2+hOJnzp3ajdjiSCmIZ6EvZ29ROJNNRaUspwgYZg3ZXnnTW7cXQN/hz390epmmMLzl/v RWoO38AzWQLSJZz3ycHWSzlzIx7DG+wqW1fnrRO4nGiYqe9R6v6+VcTTLF2YOHBkSUxJ nL3g== X-Gm-Message-State: APjAAAVc9mxN1HCcuwXWUlMeCXhUgNYSFeHP4nf+Tugp7UUNNCvW8A+l NIvkvASPwXGWxgDlR1oYqVRDmNobEn0r80iYehiJGH3M8K1c X-Google-Smtp-Source: APXvYqwmN2kKuxPJSbIHtBy3JQ++QfG738jlmTXSZEZc21gUcEGvXA99Nd0C4Sg2sMovrsTArsupj40HpcX9Bef9Lzj4vecxJPw7 MIME-Version: 1.0 X-Received: by 2002:a05:6e02:df2:: with SMTP id m18mr4289443ilj.56.1582896890344; Fri, 28 Feb 2020 05:34:50 -0800 (PST) Date: Fri, 28 Feb 2020 05:34:50 -0800 In-Reply-To: <6590a26d-8234-67a8-16e0-6391da6765d9@suse.com> X-Google-Appengine-App-Id: s~syzkaller X-Google-Appengine-App-Id-Alias: syzkaller Message-ID: <000000000000dd7845059fa2e6dc@google.com> Subject: Re: Re: possible deadlock in tty_unthrottle From: syzbot To: Jiri Slaby Cc: gregkh@linuxfoundation.org, jslaby@suse.com, linux-kernel@vger.kernel.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 > On 27. 02. 20, 9:39, syzbot wrote: >> Hello, >> >> syzbot found the following crash on: >> >> HEAD commit: f8788d86 Linux 5.6-rc3 git tree: upstream >> console output: >> https://syzkaller.appspot.com/x/log.txt?x=1102d22de00000 kernel >> config: https://syzkaller.appspot.com/x/.config?x=5d2e033af114153f >> dashboard link: >> https://syzkaller.appspot.com/bug?extid=26183d9746e62da329b8 >> compiler: clang version 10.0.0 >> (https://github.com/llvm/llvm-project/ >> c2443155a0fb245c8f17f2c1c72b6ea391e86e81) >> >> Unfortunately, I don't have any reproducer for this crash yet. >> >> IMPORTANT: if you fix the bug, please add the following tag to the >> commit: Reported-by: >> syzbot+26183d9746e62da329b8@syzkaller.appspotmail.com > > So trying below, but there is no reproducer for the issue, so I am not > sure if it triggers any action at all. > > #syz test: This crash does not have a reproducer. I cannot test it. > git://git.kernel.org/pub/scm/linux/kernel/git/jirislaby/linux.git vc_sel > > thanks, > -- > js > suse labs