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 4FBF6C48BD3 for ; Wed, 26 Jun 2019 04:41:05 +0000 (UTC) Received: from vger.kernel.org (vger.kernel.org [209.132.180.67]) by mail.kernel.org (Postfix) with ESMTP id 2A5FB2080C for ; Wed, 26 Jun 2019 04:41:05 +0000 (UTC) Received: (majordomo@vger.kernel.org) by vger.kernel.org via listexpand id S1726656AbfFZElC (ORCPT ); Wed, 26 Jun 2019 00:41:02 -0400 Received: from mail-io1-f71.google.com ([209.85.166.71]:36443 "EHLO mail-io1-f71.google.com" rhost-flags-OK-OK-OK-OK) by vger.kernel.org with ESMTP id S1725954AbfFZElB (ORCPT ); Wed, 26 Jun 2019 00:41:01 -0400 Received: by mail-io1-f71.google.com with SMTP id k21so1155514ioj.3 for ; Tue, 25 Jun 2019 21:41:01 -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=jsPciA+puK9ooK4TlyjKh7gObZtMQdfgKm0QqLbpEs8=; b=MF32AjuEpBHRLjAXnWTRXLbHE8BPWs0y27DtdrXxQ4KkzUcmfq6tTGtJ+AZgG3qgUo WCd7kX4tYAyUM3LH54KTNkQkQMzivzkum7c1s0vy3qi0IFTkt3w26+CvCZD8nQRKuOeF i814+ib/FUzltbVnq5Oq4FdGZpeTLe5MlTS/vEx3WUCUKwgS4qZdUATiXGt5KeE618S9 4TUR11DIoRHWLbiy/QYrd1WrN8IOrapjJx8QVysCERvuPl1/AXl1VR7P8lC/JHpN7mry MmQedFlBKNjMVX1tKv/jFEL78fi3+UB4TgLLETb0CerLztJQUJJvnHLi7a9lQoaGqU1r o1uw== X-Gm-Message-State: APjAAAUYsAu8DdDQxioms2N1tsjP94SZlLIgP66BOLHgXCZquVxUqhTq M+GQZ0qnFJzruq1rAMji8aApp8Mz00ebzNLI9fRRxO83BgGc X-Google-Smtp-Source: APXvYqyXfpl4H9vcElTo0RyNBNTKRr1zt/joRVze4f5+kmA0j1HSzuur+KvWjGLp4vBlUOXhsUCfd2sdQ0vWM9rH41vo5ex9cnt8 MIME-Version: 1.0 X-Received: by 2002:a02:54c1:: with SMTP id t184mr2597199jaa.10.1561524061066; Tue, 25 Jun 2019 21:41:01 -0700 (PDT) Date: Tue, 25 Jun 2019 21:41:01 -0700 In-Reply-To: <000000000000c7a272058c2cde21@google.com> X-Google-Appengine-App-Id: s~syzkaller X-Google-Appengine-App-Id-Alias: syzkaller Message-ID: <000000000000f7df7e058c32a611@google.com> Subject: Re: kernel panic: stack is corrupted in validate_chain From: syzbot To: ast@kernel.org, daniel@iogearbox.net, john.fastabend@gmail.com, linux-kernel@vger.kernel.org, netdev@vger.kernel.org, syzkaller-bugs@googlegroups.com Content-Type: text/plain; charset="UTF-8"; format=flowed; delsp=yes Sender: netdev-owner@vger.kernel.org Precedence: bulk List-ID: X-Mailing-List: netdev@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=11d4e129a00000 start commit: 249155c2 Merge branch 'parisc-5.2-4' of git://git.kernel.o.. git tree: upstream final crash: https://syzkaller.appspot.com/x/report.txt?x=13d4e129a00000 console output: https://syzkaller.appspot.com/x/log.txt?x=15d4e129a00000 kernel config: https://syzkaller.appspot.com/x/.config?x=9a31528e58cc12e2 dashboard link: https://syzkaller.appspot.com/bug?extid=6ba34346b252f2d497c7 syz repro: https://syzkaller.appspot.com/x/repro.syz?x=135e34eea00000 Reported-by: syzbot+6ba34346b252f2d497c7@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