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 566EBC61DA4 for ; Thu, 9 Mar 2023 18:13:50 +0000 (UTC) Received: (majordomo@vger.kernel.org) by vger.kernel.org via listexpand id S230019AbjCISNs (ORCPT ); Thu, 9 Mar 2023 13:13:48 -0500 Received: from lindbergh.monkeyblade.net ([23.128.96.19]:34100 "EHLO lindbergh.monkeyblade.net" rhost-flags-OK-OK-OK-OK) by vger.kernel.org with ESMTP id S230389AbjCISNh (ORCPT ); Thu, 9 Mar 2023 13:13:37 -0500 Received: from mail-io1-f70.google.com (mail-io1-f70.google.com [209.85.166.70]) by lindbergh.monkeyblade.net (Postfix) with ESMTPS id F3ED55553F for ; Thu, 9 Mar 2023 10:13:30 -0800 (PST) Received: by mail-io1-f70.google.com with SMTP id s1-20020a6bd301000000b0073e7646594aso1251331iob.8 for ; Thu, 09 Mar 2023 10:13:30 -0800 (PST) X-Google-DKIM-Signature: v=1; a=rsa-sha256; c=relaxed/relaxed; d=1e100.net; s=20210112; t=1678385609; h=to:from:subject:message-id:in-reply-to:date:mime-version :x-gm-message-state:from:to:cc:subject:date:message-id:reply-to; bh=eRq3TMJJZHy95+Bnu1oE5VxJ/AJwds9+h0Qo4sc5MT8=; b=vQO0hhU9afFpAGZyE4wmD/VbBPr/arPBdIFz+qTYKIDK+NtBFB8mhNxzqrYvzM22dk xvc7sJRmMBGZVTmPnTJj7N9by2gm3VgblAYUeF542M8LYQNh9XeQK7tgWM4Gbt6mTnx4 Gmxkw0nt9ZrkCxY4LcWczvLQoH3q3tkdaVSI2zlX8ExgauMbTxamzi0apzcrbQsvlt2A n12kp9NkEWUrPJI+RhiyWfzW/kVl6vNQEu3cuwJvZ4IVx6K8FkAW2jbqolRF21ECTPbd gI6f22JTOXtvH9n23iD4tdO3ZtWwbLUlYP5N08jzYFOTkp0bT1eJyBZr/ZKVpuwRgO0I 1D7Q== X-Gm-Message-State: AO0yUKV8VkvezQBZLTIW75qVd1kooQEYqdRb2JuH5F0Tv6LsF6W/TBnI J6gMJtBqjAwAlCSJKl3EEobSRe/zI33suah6FPIr7Ofw8nnm X-Google-Smtp-Source: AK7set/dw+lBFz3VuekguS1j6XrbI8OFHItFn11I7RCeq74vSHR2atkqy55CSQaU2RexX6vC3Nv/T4g09iEyOdu+45bOcLLDXeSz MIME-Version: 1.0 X-Received: by 2002:a02:85a1:0:b0:3a9:5ec2:ef41 with SMTP id d30-20020a0285a1000000b003a95ec2ef41mr10941296jai.3.1678385609080; Thu, 09 Mar 2023 10:13:29 -0800 (PST) Date: Thu, 09 Mar 2023 10:13:29 -0800 In-Reply-To: <0000000000008fb52f05eb515c2d@google.com> X-Google-Appengine-App-Id: s~syzkaller X-Google-Appengine-App-Id-Alias: syzkaller Message-ID: <000000000000068c2505f67b9a8d@google.com> Subject: Re: [syzbot] WARNING: fbcon: Driver 'vkmclient_loop: send disconnect: Broken pipe From: syzbot To: davem@davemloft.net, jiri@nvidia.com, kuba@kernel.org, linux-kernel@vger.kernel.org, syzkaller-bugs@googlegroups.com Content-Type: text/plain; charset="UTF-8" Precedence: bulk List-ID: X-Mailing-List: linux-kernel@vger.kernel.org syzbot suspects this issue was fixed by commit: commit ed539ba614a079ea696b92beef1eafec66f831a4 Author: Jakub Kicinski Date: Fri Jan 6 06:33:57 2023 +0000 devlink: always check if the devlink instance is registered bisection log: https://syzkaller.appspot.com/x/bisect.txt?x=13f213eac80000 start commit: 55be6084c8e0 Merge tag 'timers-core-2022-10-05' of git://g.. git tree: upstream kernel config: https://syzkaller.appspot.com/x/.config?x=c29b6436e994d72e dashboard link: https://syzkaller.appspot.com/bug?extid=8e67d6db6ac1d1b297f7 syz repro: https://syzkaller.appspot.com/x/repro.syz?x=172e57a4880000 If the result looks correct, please mark the issue as fixed by replying with: #syz fix: devlink: always check if the devlink instance is registered For information about bisection process see: https://goo.gl/tpsmEJ#bisection