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s=fm1; bh=RtCyCp UTmt3aHviKZpCYT1mnioeuZph6lQNXYjni5oI=; b=GrYp49JmvRUso8IZm5gqic t3bMcNvM87jCEqSaFT7vmEkim2bD+q+aDYsD1mJJfacKuWt/IzFc/MQmmC5Op8Fu aCz4P9tOUQShAwkRZtJpaYwguK+KG/bU7+bNX+/InTYwn8mYNRQFjL4otmc5li8X 5k5zImUwMcqv5441uQkQoVCiPWi5lsEyuxbbcuhZn0HSUOvvTlHaLfTNR4zGzKSH YO4CHF+oxXWkbT0jVWE6TFcktBGlcxuPq1XIfftTgUx1eZ2KawuhWzdOGOprMura rLBJxe0lPlOLFIJTUI932j14PTwh+jcnYTwg9rTQ1Lk/kRcDnFN+1Iv2wJiekiSw == X-ME-Sender: X-ME-Proxy-Cause: gggruggvucftvghtrhhoucdtuddrgeduledrfedugddvfecutefuodetggdotefrodftvf curfhrohhfihhlvgemucfhrghsthforghilhdpqfgfvfdpuffrtefokffrpgfnqfghnecu uegrihhlohhuthemuceftddtnecusecvtfgvtghiphhivghnthhsucdlqddutddtmdenuc fjughrpeffhffvuffkfhggtggujgesghdtreertddtjeenucfhrhhomhepofgrrhgvkhcu ofgrrhgtiiihkhhofihskhhiqdfikphrvggtkhhiuceomhgrrhhmrghrvghksehinhhvih hsihgslhgvthhhihhnghhslhgrsgdrtghomheqnecuggftrfgrthhtvghrnhepteevffei gffhkefhgfegfeffhfegveeikeettdfhheevieehieeitddugeefteffnecukfhppeelud drieegrddujedtrdekleenucevlhhushhtvghrufhiiigvpedtnecurfgrrhgrmhepmhgr ihhlfhhrohhmpehmrghrmhgrrhgvkhesihhnvhhishhisghlvghthhhinhhgshhlrggsrd gtohhm X-ME-Proxy: Date: Fri, 29 Jan 2021 01:51:29 +0100 From: Marek =?utf-8?Q?Marczykowski-G=C3=B3recki?= To: Boris Ostrovsky Cc: Michael D Labriola , David Woodhouse , Juergen Gross , Sasha Levin , Konrad Rzeszutek Wilk , Roger Pau Monne , xen-devel@lists.xenproject.org, linux-kernel@vger.kernel.org Subject: Re: Problems starting Xen domU after latest stable update Message-ID: <20210129005129.GA2452@mail-itl> References: <2nft2kipqg.fsf@aragorn.infrastructure.cah> <983b87d6-edb8-21ea-7d6f-f653f5c0d048@oracle.com> MIME-Version: 1.0 Content-Type: multipart/signed; micalg=pgp-sha256; protocol="application/pgp-signature"; boundary="nFreZHaLTZJo0R7j" Content-Disposition: inline In-Reply-To: <983b87d6-edb8-21ea-7d6f-f653f5c0d048@oracle.com> --nFreZHaLTZJo0R7j Content-Type: text/plain; protected-headers=v1; charset=utf-8 Content-Disposition: inline Content-Transfer-Encoding: quoted-printable Subject: Re: Problems starting Xen domU after latest stable update On Thu, Jan 28, 2021 at 07:03:00PM -0500, Boris Ostrovsky wrote: >=20 > On 1/28/21 6:52 PM, Michael D Labriola wrote: > > Hey, everyone. I've run into problems starting up my Xen domUs as of > > the latest batch of stable updates. Whenever I try to create one, I > > get a bunch of block device errors like this: > > > > libxl: error: libxl_device.c:1105:device_backend_callback: Domain 4:una= ble to add device with path /local/domain/0/backend/vbd/4/51712 > > libxl: error: libxl_device.c:1105:device_backend_callback: Domain 4:una= ble to add device with path /local/domain/0/backend/vbd/4/51728 > > libxl: error: libxl_device.c:1105:device_backend_callback: Domain 4:una= ble to add device with path /local/domain/0/backend/vbd/4/51744 > > libxl: error: libxl_device.c:1105:device_backend_callback: Domain 4:una= ble to add device with path /local/domain/0/backend/vbd/4/51760 > > libxl: error: libxl_device.c:1105:device_backend_callback: Domain 4:una= ble to add device with path /local/domain/0/backend/vbd/4/51776 > > libxl: error: libxl_create.c:1452:domcreate_launch_dm: Domain 4:unable = to add disk devices > > libxl: error: libxl_device.c:1105:device_backend_callback: Domain 4:una= ble to remove device with path /local/domain/0/backend/vbd/4/51712 > > libxl: error: libxl_device.c:1105:device_backend_callback: Domain 4:una= ble to remove device with path /local/domain/0/backend/vbd/4/51728 > > libxl: error: libxl_device.c:1105:device_backend_callback: Domain 4:una= ble to remove device with path /local/domain/0/backend/vbd/4/51744 > > libxl: error: libxl_device.c:1105:device_backend_callback: Domain 4:una= ble to remove device with path /local/domain/0/backend/vbd/4/51760 > > libxl: error: libxl_device.c:1105:device_backend_callback: Domain 4:una= ble to remove device with path /local/domain/0/backend/vbd/4/51776 > > libxl: error: libxl_domain.c:1290:devices_destroy_cb: Domain 4:libxl__d= evices_destroy failed > > libxl: error: libxl_domain.c:1177:libxl__destroy_domid: Domain 4:Non-ex= istant domain > > libxl: error: libxl_domain.c:1131:domain_destroy_callback: Domain 4:Una= ble to destroy guest > > libxl: error: libxl_domain.c:1058:domain_destroy_cb: Domain 4:Destructi= on of domain failed > > > > I'm using Xen 4.13.1 on the box I've been testing with. > > > > I bisected down to this commit, and reverting it does indeed fix my > > problem. Well, this commit upstream and it's cherry-picked variants > > on linux-5.4.y and linux-5.10.y. >=20 >=20 > You most likely need 5f46400f7a6a4fad635d5a79e2aa5a04a30ffea1. It hit Lin= us tree a few hours ago. I can confirm this fixes the same issue for me (too?), thanks! Shouldn't this patch have Cc: stable? --=20 Best Regards, Marek Marczykowski-G=C3=B3recki Invisible Things Lab --nFreZHaLTZJo0R7j Content-Type: application/pgp-signature; name="signature.asc" -----BEGIN PGP SIGNATURE----- iQEzBAEBCAAdFiEEhrpukzGPukRmQqkK24/THMrX1ywFAmATXBIACgkQ24/THMrX 1yxEYAf+NaYF9uWKBJr4xcdeujrzMrOqTPasB/fVcYAOqYKy1g9cCrP4fKz4VSkh BTAzpN3+//kubixrfgBHtqQNHmNWou8eQFc9uiBOhhfPuYCrqQHqH3W7qp7K5Xac VP9x46T+T8FU2wJs8WQQQqdFI2ZRFxC//B+Ga34vaOZuIE3gRV/4p8PpsYrfPe7l ro3JEjZKA0X0abFsirqj+FWlIzAes1KLRGa7LFFgSSonKFkyuvYXuB58dd73J+27 yEDm7sHzO1sVtRnz/becgAkrIR2hJ3oHX4Ke9jadwTkyKhQx1oiNsnuuO2D8eplV 8z/OaKi1eXORDy6mt3YH/5trNkBRBA== =jfpi -----END PGP SIGNATURE----- --nFreZHaLTZJo0R7j--