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=-0.4 required=3.0 tests=FROM_LOCAL_HEX, HEADER_FROM_DIFFERENT_DOMAINS,MAILING_LIST_MULTI,SPF_HELO_NONE,SPF_PASS, URIBL_BLOCKED autolearn=no 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 2AABBC5B54D for ; Thu, 27 Jun 2019 22:03:07 +0000 (UTC) Received: from vger.kernel.org (vger.kernel.org [209.132.180.67]) by mail.kernel.org (Postfix) with ESMTP id EBDB9205F4 for ; Thu, 27 Jun 2019 22:03:06 +0000 (UTC) Received: (majordomo@vger.kernel.org) by vger.kernel.org via listexpand id S1726762AbfF0WDG (ORCPT ); Thu, 27 Jun 2019 18:03:06 -0400 Received: from mail-io1-f70.google.com ([209.85.166.70]:52289 "EHLO mail-io1-f70.google.com" rhost-flags-OK-OK-OK-OK) by vger.kernel.org with ESMTP id S1726513AbfF0WDC (ORCPT ); Thu, 27 Jun 2019 18:03:02 -0400 Received: by mail-io1-f70.google.com with SMTP id p12so4166938iog.19 for ; Thu, 27 Jun 2019 15:03:01 -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=ftXeLrFZZFESNRMG9Zi6qnjHWuUjXK+iJ0nKj08mux0=; b=pHh66GvdFKeXTk9Rhm0BYfWB2/HXdSrFdsL6HthX7+HFVdks1p1aapXuYK5aomHGYF +UxuUl9YL6fohD4cxtKArXnr1l+rW+RTkAZM6FYoMjyAIwtY0cM78KnHoY03jsWCQdG8 2nlkLFtSLcWJXVXovDYxddzvWqk+1vmFDovQuU8sxzp+DDcnAjRDRrkKvMCIEMpj5PJH Gc3ejB8llt7qC76ejJtBJmVZcvi2R5A8aZSuT06pHNmWcQmhaSIxGw7RTUVsXqXEuqcA q8ThiSQ6SYoYM3JK4nDWb/ql02MHYmM9QABlXw5g8B13AqA41HMwZmDqxt0xGsLjDSnK k5tQ== X-Gm-Message-State: APjAAAUZuKhQ9tqtYCVMbvwHqQ5u/8VHakQqIqbEGIpmkfYVXlidae8R MQ+dC+l4gm3lYqjp9BdKTotlF16rNpDZpy1UHFUfOUU5WnEF X-Google-Smtp-Source: APXvYqzxGLlwyJHq8vnWF+ACNrGzCFg7Cxze7BBZgd9K0BKAHW1DJUgTAl1u9qWi6ip4+jbkz/j6zvv001Fbtj1t1V/V83PdYYtW MIME-Version: 1.0 X-Received: by 2002:a6b:3c0a:: with SMTP id k10mr2900377iob.271.1561672981420; Thu, 27 Jun 2019 15:03:01 -0700 (PDT) Date: Thu, 27 Jun 2019 15:03:01 -0700 In-Reply-To: <0000000000005aedf1058c1bf7e8@google.com> X-Google-Appengine-App-Id: s~syzkaller X-Google-Appengine-App-Id-Alias: syzkaller Message-ID: <00000000000050221b058c555345@google.com> Subject: Re: WARNING in mark_lock From: syzbot To: ast@kernel.org, bpf@vger.kernel.org, daniel@iogearbox.net, dvyukov@google.com, ebiggers@kernel.org, john.fastabend@gmail.com, linux-kernel@vger.kernel.org, netdev@vger.kernel.org, peterz@infradead.org, syzkaller-bugs@googlegroups.com, tglx@linutronix.de Content-Type: text/plain; charset="UTF-8"; format=flowed; delsp=yes Sender: linux-kernel-owner@vger.kernel.org Precedence: bulk List-ID: X-Mailing-List: linux-kernel@vger.kernel.org syzbot has bisected this bug to: commit e9db4ef6bf4ca9894bb324c76e01b8f1a16b2650 Author: John Fastabend Date: Sat Jun 30 13:17:47 2018 +0000 bpf: sockhash fix omitted bucket lock in sock_close bisection log: https://syzkaller.appspot.com/x/bisect.txt?x=1436e7e9a00000 start commit: dc636f5d Add linux-next specific files for 20190620 git tree: linux-next final crash: https://syzkaller.appspot.com/x/report.txt?x=1636e7e9a00000 console output: https://syzkaller.appspot.com/x/log.txt?x=1236e7e9a00000 kernel config: https://syzkaller.appspot.com/x/.config?x=99c104b0092a557b dashboard link: https://syzkaller.appspot.com/bug?extid=a861f52659ae2596492b syz repro: https://syzkaller.appspot.com/x/repro.syz?x=110b24f6a00000 Reported-by: syzbot+a861f52659ae2596492b@syzkaller.appspotmail.com Fixes: e9db4ef6bf4c ("bpf: sockhash fix omitted bucket lock in sock_close") For information about bisection process see: https://goo.gl/tpsmEJ#bisection