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 304DAC433EF for ; Tue, 15 Mar 2022 11:50:25 +0000 (UTC) Received: (majordomo@vger.kernel.org) by vger.kernel.org via listexpand id S1348055AbiCOLve (ORCPT ); Tue, 15 Mar 2022 07:51:34 -0400 Received: from lindbergh.monkeyblade.net ([23.128.96.19]:44568 "EHLO lindbergh.monkeyblade.net" rhost-flags-OK-OK-OK-OK) by vger.kernel.org with ESMTP id S1348063AbiCOLvd (ORCPT ); Tue, 15 Mar 2022 07:51:33 -0400 Received: from us-smtp-delivery-124.mimecast.com (us-smtp-delivery-124.mimecast.com [170.10.133.124]) by lindbergh.monkeyblade.net (Postfix) with ESMTP id CB823522F1 for ; Tue, 15 Mar 2022 04:50:19 -0700 (PDT) DKIM-Signature: v=1; a=rsa-sha256; c=relaxed/relaxed; d=redhat.com; s=mimecast20190719; t=1647345018; h=from:from:reply-to:subject:subject:date:date:message-id:message-id: to:to:cc:cc:mime-version:mime-version:content-type:content-type: in-reply-to:in-reply-to:references:references; bh=eg2AsGFOKzlSa5PEdd6YEILMkb6GyS8DLFgd6knSfwQ=; b=Mnl0mQJEZ8DHcK+TIh0r/FYdCo9ruHT6f0X+tmqttbSZAkNvmcQU1ztCF8znmnX5VZncqk xfPHCU7VkYTQ2uwYY7C5tiaqXhz223Ui1EiFYtcZJ2estWCZrztzROS7byuZQkW2skv4Pi oHe4GYBdjNSuEPcCAVpeWMODMKUSQdQ= Received: from mail-wm1-f72.google.com (mail-wm1-f72.google.com [209.85.128.72]) by relay.mimecast.com with ESMTP with STARTTLS (version=TLSv1.2, cipher=TLS_ECDHE_RSA_WITH_AES_256_GCM_SHA384) id us-mta-468-cFVmXPchP3e0fHhU23bKCA-1; Tue, 15 Mar 2022 07:50:17 -0400 X-MC-Unique: cFVmXPchP3e0fHhU23bKCA-1 Received: by mail-wm1-f72.google.com with SMTP id v184-20020a1cacc1000000b0038a12dbc23bso1119302wme.5 for ; Tue, 15 Mar 2022 04:50:17 -0700 (PDT) X-Google-DKIM-Signature: v=1; a=rsa-sha256; c=relaxed/relaxed; d=1e100.net; s=20210112; h=x-gm-message-state:date:from:to:cc:subject:message-id:references :mime-version:content-disposition:in-reply-to; bh=eg2AsGFOKzlSa5PEdd6YEILMkb6GyS8DLFgd6knSfwQ=; b=PxS5pKMe+iFetwQ+UitFGuvW1nZqKubhSANFM0YAq0zWSbHXb3FFmNB51rYhU4SQX1 cU98cFF0WrKTLyseMGlWth6744hnPF8nzM9CjTJqoBxsjILE6COVkIcog/wEv1iwMpfi Hsg2gtxf70k5UVnzhBEdhN8JxCmMj1HUZMS1wLtSLDmI2SrcLtis9T2iqqw7Yt1aGOWu 3xowFU38aJbqM2qFY/gqeMpDyM41EcwHCLhc6FJTbfxI7EYsbuxWTxl1evJOA/AS1IDO YAlVtp/WtjJ8iSPD8aXvoz4qtEzzhPKFDWn3vxFRZZFxX2/IzjU3g2wr19Xp65qtbD7C xCpw== X-Gm-Message-State: AOAM532eP+0d2g1mHlhOqwNS9PclkBYNZrAZHufF7QnqVPvFj42jr0hd Qvk5nS1cYsGqQMWR0CXmWQ2N+xLsomYqlatpjZ66Ku0oRolY+nDmWGiqq//4cU01jfgtzWUfRLB MsPn/baJ0KLmbJ6Jv X-Received: by 2002:a7b:c1cb:0:b0:384:177d:871c with SMTP id a11-20020a7bc1cb000000b00384177d871cmr3013256wmj.84.1647345016134; Tue, 15 Mar 2022 04:50:16 -0700 (PDT) X-Google-Smtp-Source: ABdhPJwK2vBZ6ybjKAqlVVCN9ptVeUsYIbT21Rdh/id36VuiE1JyOD0da3yc1EyTY/ukMn1BTfV2Vg== X-Received: by 2002:a7b:c1cb:0:b0:384:177d:871c with SMTP id a11-20020a7bc1cb000000b00384177d871cmr3013230wmj.84.1647345015866; Tue, 15 Mar 2022 04:50:15 -0700 (PDT) Received: from redhat.com ([2.53.2.35]) by smtp.gmail.com with ESMTPSA id f22-20020a1cc916000000b00380d3e49e89sm2013585wmb.22.2022.03.15.04.50.12 (version=TLS1_3 cipher=TLS_AES_256_GCM_SHA384 bits=256/256); Tue, 15 Mar 2022 04:50:14 -0700 (PDT) Date: Tue, 15 Mar 2022 07:50:10 -0400 From: "Michael S. Tsirkin" To: Greg Kroah-Hartman Cc: Anirudh Rayabharam , linux-kernel@vger.kernel.org, stable@vger.kernel.org, syzbot+0abd373e2e50d704db87@syzkaller.appspotmail.com, Sasha Levin , jasowang@redhat.com Subject: Re: [PATCH 5.15 015/110] vhost: fix hung thread due to erroneous iotlb entries Message-ID: <20220315074834-mutt-send-email-mst@kernel.org> References: <20220314112743.029192918@linuxfoundation.org> <20220314112743.460512435@linuxfoundation.org> MIME-Version: 1.0 Content-Type: text/plain; charset=us-ascii Content-Disposition: inline In-Reply-To: Precedence: bulk List-ID: X-Mailing-List: stable@vger.kernel.org On Tue, Mar 15, 2022 at 10:19:52AM +0100, Greg Kroah-Hartman wrote: > On Mon, Mar 14, 2022 at 09:44:43PM +0530, Anirudh Rayabharam wrote: > > Mon, Mar 14, 2022 at 12:53:17PM +0100, Greg Kroah-Hartman wrote: > > > From: Anirudh Rayabharam > > > > > > [ Upstream commit e2ae38cf3d91837a493cb2093c87700ff3cbe667 ] > > > > This breaks batching of IOTLB messages. [1] fixes it but hasn't landed in > > Linus' tree yet. > > > > [1]: https://git.kernel.org/pub/scm/linux/kernel/git/mst/vhost.git/commit/?h=linux-next&id=95932ab2ea07b79cdb33121e2f40ccda9e6a73b5 > > Why is this tree not in linux-next? I don't see this commit there, so > how can it get to Linus properly? > > thanks, > > greg k-h It is in next normally. I was sure this commit was there too. I'm not sure what happened, maybe I forgot to push :(