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 Received: from vger.kernel.org (vger.kernel.org [23.128.96.18]) by smtp.lore.kernel.org (Postfix) with ESMTP id 0D0A2C433EF for ; Tue, 7 Jun 2022 07:30:33 +0000 (UTC) Received: (majordomo@vger.kernel.org) by vger.kernel.org via listexpand id S237693AbiFGHa2 (ORCPT ); Tue, 7 Jun 2022 03:30:28 -0400 Received: from lindbergh.monkeyblade.net ([23.128.96.19]:58080 "EHLO lindbergh.monkeyblade.net" rhost-flags-OK-OK-OK-OK) by vger.kernel.org with ESMTP id S237672AbiFGHaT (ORCPT ); Tue, 7 Jun 2022 03:30:19 -0400 Received: from mail-il1-f199.google.com (mail-il1-f199.google.com [209.85.166.199]) by lindbergh.monkeyblade.net (Postfix) with ESMTPS id CF38553B5B for ; Tue, 7 Jun 2022 00:30:17 -0700 (PDT) Received: by mail-il1-f199.google.com with SMTP id u8-20020a056e021a4800b002d3a5419d1bso13262445ilv.12 for ; Tue, 07 Jun 2022 00:30:17 -0700 (PDT) X-Google-DKIM-Signature: v=1; a=rsa-sha256; c=relaxed/relaxed; d=1e100.net; s=20210112; h=x-gm-message-state:mime-version:date:in-reply-to:message-id:subject :from:to; bh=DOtOjJzKQIf+e7c9BZc5SKCyPkF/h42VSWyH6TDcFY0=; b=gAfdXD1l1+mbxDYFxnHCpadPzjWOnprEFFgQT09EiFoF7NrRzs8dK1a1i/Xtt4mHsF J3mna6i9As/ebv03dlv2fA7Ov80wx2+ajoB6g3dwa0JVy7leQxhjvDpNd8DneClasM/y WxCXJW1YiEEDgZ8TdacyrjI7YBLAAvW6SVRR50YzxKOtN9bbhAx5ttkogZWx0VRg9ccl kKiOLqdchrlzYAVsS98R7Rcsv8WjLxaX2ANmGnQKVNg05TXB0Kmg86U8E8tWOJYUnc5+ eap6pKn8AojUycIuR/VQkNpOY9rNBgCZSdoRoY4I+vWARClREc0isLW91x2a0zgbX6pg AI/g== X-Gm-Message-State: AOAM533aUATycLkWn1EUubVxsjH12GTeNNaocMdVSmwk9wzN4NQPsM1E Yn/JiJwqjz3sOVWoEw82WfHDVFAtpypywoHMVxFXU0+FPTx0 X-Google-Smtp-Source: ABdhPJzo6FrSSHm2sTN36Tfz0L2n39C3ItG8XK9VzZq7PigjQFYZjm3jG8lO70nk3/HNEig9mUPqfWduDsbj3Pa6xR2GQ6oYKwDR MIME-Version: 1.0 X-Received: by 2002:a05:6e02:1a0e:b0:2d3:f72e:eaf1 with SMTP id s14-20020a056e021a0e00b002d3f72eeaf1mr13523737ild.260.1654587017150; Tue, 07 Jun 2022 00:30:17 -0700 (PDT) Date: Tue, 07 Jun 2022 00:30:17 -0700 In-Reply-To: <000000000000fc128605e08585c6@google.com> X-Google-Appengine-App-Id: s~syzkaller X-Google-Appengine-App-Id-Alias: syzkaller Message-ID: <00000000000068486805e0d68f94@google.com> Subject: Re: [syzbot] INFO: task hung in add_early_randomness (2) From: syzbot To: herbert@gondor.apana.org.au, jasowang@redhat.com, linux-crypto@vger.kernel.org, linux-kernel@vger.kernel.org, linux@dominikbrodowski.net, mpm@selenic.com, mst@redhat.com, syzkaller-bugs@googlegroups.com, xuanzhuo@linux.alibaba.com, yuehaibing@huawei.com Content-Type: text/plain; charset="UTF-8" Precedence: bulk List-ID: X-Mailing-List: linux-kernel@vger.kernel.org syzbot has bisected this issue to: commit 8b4ec69d7e098a7ddf832e1e7840de53ed474c77 Author: Jason Wang Date: Fri May 27 06:01:19 2022 +0000 virtio: harden vring IRQ bisection log: https://syzkaller.appspot.com/x/bisect.txt?x=1175c3c7f00000 start commit: f2906aa86338 Linux 5.19-rc1 git tree: upstream final oops: https://syzkaller.appspot.com/x/report.txt?x=1375c3c7f00000 console output: https://syzkaller.appspot.com/x/log.txt?x=1575c3c7f00000 kernel config: https://syzkaller.appspot.com/x/.config?x=cbd131cc02ee620e dashboard link: https://syzkaller.appspot.com/bug?extid=5b59d6d459306a556f54 syz repro: https://syzkaller.appspot.com/x/repro.syz?x=104f4d4ff00000 C reproducer: https://syzkaller.appspot.com/x/repro.c?x=14d6782df00000 Reported-by: syzbot+5b59d6d459306a556f54@syzkaller.appspotmail.com Fixes: 8b4ec69d7e09 ("virtio: harden vring IRQ") For information about bisection process see: https://goo.gl/tpsmEJ#bisection