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bh=hzf8L+pJkmJC6kuPctTHWalVfjiH6jJR7fCpq2GAvzk=; b=YzatGky2ke/B0rzH2AO2J0oA+G8au5rkCT9xw/h60JFa7fZq6YMDrqVe8i8u0T+tQSbq0w OPC7X+u48ls/xF8RlwFKfB9QrkMLSmePyzDGXc1zjBMZ8mdcfFuIhs/5eYSNKJV3waxtq0 SxVzrf40STxM5l3ZeGwuPSjl5F8EE4g= Received: from mimecast-mx01.redhat.com (mimecast-mx01.redhat.com [209.132.183.4]) (Using TLS) by relay.mimecast.com with ESMTP id us-mta-542-s7V2aL5HN0Sj_o7CAHGE0w-1; Wed, 25 Nov 2020 01:20:28 -0500 X-MC-Unique: s7V2aL5HN0Sj_o7CAHGE0w-1 Received: from smtp.corp.redhat.com (int-mx04.intmail.prod.int.phx2.redhat.com [10.5.11.14]) (using TLSv1.2 with cipher AECDH-AES256-SHA (256/256 bits)) (No client certificate requested) by mimecast-mx01.redhat.com (Postfix) with ESMTPS id DCB6F8144E5; Wed, 25 Nov 2020 06:20:26 +0000 (UTC) Received: from [10.72.13.165] (ovpn-13-165.pek2.redhat.com [10.72.13.165]) by smtp.corp.redhat.com (Postfix) with ESMTP id 940005D9C0; Wed, 25 Nov 2020 06:20:19 +0000 (UTC) Subject: Re: netconsole deadlock with virtnet To: Steven Rostedt References: <20201117102341.GR47002@unreal> <20201117093325.78f1486d@gandalf.local.home> <93b42091-66f2-bb92-6822-473167b2698d@redhat.com> <20201118091257.2ee6757a@gandalf.local.home> <20201123110855.GD3159@unreal> <20201123093128.701cf81b@gandalf.local.home> <20201123105252.1c295138@kicinski-fedora-pc1c0hjn.dhcp.thefacebook.com> <20201123140934.38748be3@gandalf.local.home> <20201123112130.759b9487@kicinski-fedora-pc1c0hjn.dhcp.thefacebook.com> <1133f1a4-6772-8aa3-41dd-edbc1ee76cee@redhat.com> <20201124093137.48d1e603@gandalf.local.home> From: Jason Wang Message-ID: Date: Wed, 25 Nov 2020 14:20:17 +0800 User-Agent: Mozilla/5.0 (X11; Linux x86_64; rv:68.0) Gecko/20100101 Thunderbird/68.10.0 MIME-Version: 1.0 In-Reply-To: <20201124093137.48d1e603@gandalf.local.home> Content-Language: en-US X-Scanned-By: MIMEDefang 2.79 on 10.5.11.14 Cc: Petr Mladek , Leon Romanovsky , John Ogness , "Michael S. Tsirkin" , netdev , Amit Shah , virtualization@lists.linux-foundation.org, Sergey Senozhatsky , Ran Rozenstein , Itay Aveksis , Jakub Kicinski X-BeenThere: virtualization@lists.linux-foundation.org X-Mailman-Version: 2.1.15 Precedence: list List-Id: Linux virtualization List-Unsubscribe: , List-Archive: List-Post: List-Help: List-Subscribe: , Content-Transfer-Encoding: base64 Content-Type: text/plain; charset="utf-8"; Format="flowed" Errors-To: virtualization-bounces@lists.linux-foundation.org Sender: "Virtualization" Ck9uIDIwMjAvMTEvMjQg5LiL5Y2IMTA6MzEsIFN0ZXZlbiBSb3N0ZWR0IHdyb3RlOgo+IE9uIFR1 ZSwgMjQgTm92IDIwMjAgMTE6MjI6MDMgKzA4MDAKPiBKYXNvbiBXYW5nIDxqYXNvd2FuZ0ByZWRo YXQuY29tPiB3cm90ZToKPgo+PiBCdHcsIGhhdmUgYSBxdWljayBzZWFyY2gsIHRoZXJlIGFyZSBz ZXZlcmFsIG90aGVyIGRyaXZlcnMgdGhhdCB1c2VzIHR4Cj4+IGxvY2sgaW4gdGhlIHR4IE5BUEku Cj4gdHggTkFQSSBpcyBub3QgdGhlIGlzc3VlLiBUaGUgaXNzdWUgaXMgdGhhdCB3cml0ZV9tc2co KSAoaW4gbmV0Y29uc29sZS5jKQo+IGNhbGxzIHRoaXMgcG9sbGluZyBsb2dpYyB3aXRoIHRoZSB0 YXJnZXRfbGlzdF9sb2NrIGhlbGQuCgoKQnV0IGluIHRoZSB0eCBOQVBJIHBvbGwgaXQgdHJpZXMg dG8gbG9jayBUWCBpbnN0ZWFkIG9mIHVzaW5nIHRyeWxvY2suCgoKPgo+IEFyZSB0aG9zZSBvdGhl ciBkcml2ZXJzIGNhbGxlZCBieSBuZXRjb25zb2xlPyBJZiBub3QsIHRoZW4gdGhpcyBpcyB1bmlx dWUKPiB0byB2aXJ0aW8tbmV0LgoKCkkgdGhpbmsgdGhlIGFuc3dlciBpcyB5ZXMsIHNpbmNlIG5l dCBjb25zb2xlIGlzIG5vdCBkaXNhYmxlZCBpbiB0aGUgY29kZXMuCgpUaGFua3MKCgo+Cj4gLS0g U3RldmUKPgoKX19fX19fX19fX19fX19fX19fX19fX19fX19fX19fX19fX19fX19fX19fX19fX18K VmlydHVhbGl6YXRpb24gbWFpbGluZyBsaXN0ClZpcnR1YWxpemF0aW9uQGxpc3RzLmxpbnV4LWZv dW5kYXRpb24ub3JnCmh0dHBzOi8vbGlzdHMubGludXhmb3VuZGF0aW9uLm9yZy9tYWlsbWFuL2xp c3RpbmZvL3ZpcnR1YWxpemF0aW9u