From mboxrd@z Thu Jan 1 00:00:00 1970 Received: from us-smtp-delivery-124.mimecast.com (us-smtp-delivery-124.mimecast.com [170.10.129.124]) (using TLSv1.2 with cipher ECDHE-RSA-AES256-GCM-SHA384 (256/256 bits)) (No client certificate requested) by smtp.subspace.kernel.org (Postfix) with ESMTPS id 09E4918AF4 for ; Sun, 14 Apr 2024 08:37:31 +0000 (UTC) Authentication-Results: smtp.subspace.kernel.org; arc=none smtp.client-ip=170.10.129.124 ARC-Seal:i=1; a=rsa-sha256; d=subspace.kernel.org; s=arc-20240116; t=1713083853; cv=none; b=F6UnZLcXvNoUMrYHlny1Ipi9WcldVTj8RYcNKiXpV/Zzt2ZsRbaifZER9lQdArEV2WUeW4HHDYSqjG7YkYdEVsCko9jdwL9ojyYr5eTRPbmo2Kv0yxv3DAFXUx//63J3C48RMJUA6zmtMqUuokh50uhXSlKGjiIOLAzLNdyvFHw= ARC-Message-Signature:i=1; a=rsa-sha256; d=subspace.kernel.org; s=arc-20240116; t=1713083853; c=relaxed/simple; bh=yuFnvYtnvNNjnZNTCXgHUj4IvgWtR9BbExjVSI79/+g=; h=Date:From:To:Cc:Subject:Message-ID:References:MIME-Version: In-Reply-To:Content-Type:Content-Disposition; b=nZOgSZDW4WL3R/ETrADChtMH2VA+iOp+XqNYI7V5i+7KdPX8ADdWTdi8r5a8o2iZLuEpNLX0nOKKcs7vpjvPLjvrBA0Rqpl0xgcP8zii1qxHIpi4auIdFbCejK7eAkBTEkFHk1aBqENw0P22tX5mNMj1g+SNmTjLxaiOjblwf8c= ARC-Authentication-Results:i=1; smtp.subspace.kernel.org; dmarc=pass (p=none dis=none) header.from=redhat.com; spf=pass smtp.mailfrom=redhat.com; dkim=pass (1024-bit key) header.d=redhat.com header.i=@redhat.com header.b=iDw0SeP2; arc=none smtp.client-ip=170.10.129.124 Authentication-Results: smtp.subspace.kernel.org; dmarc=pass (p=none dis=none) header.from=redhat.com Authentication-Results: smtp.subspace.kernel.org; spf=pass smtp.mailfrom=redhat.com Authentication-Results: smtp.subspace.kernel.org; dkim=pass (1024-bit key) header.d=redhat.com header.i=@redhat.com header.b="iDw0SeP2" DKIM-Signature: v=1; a=rsa-sha256; c=relaxed/relaxed; d=redhat.com; s=mimecast20190719; t=1713083850; 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=G/i6krDV1g9AR8pbuTOJvAWUEXMFk0ywujV4a8O3nVY=; b=iDw0SeP26tRZQW2gNACuej0duWLIreT9lhZV1lFRei2n2tyNvQ/JQiMLwvWQsFpM1AV6OE 0gdigxcTS4movupmxb06bfvBJmxZQnmIGuETCetMb86EXj8+69/XY+tXnfLr/o3QVvbU19 a2L2BOPFSyrljpjcSbvmDFJhOAZeb0k= 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=TLSv1.3, cipher=TLS_AES_256_GCM_SHA384) id us-mta-467-W9q9uHUfOG-BatR5eUhXVg-1; Sun, 14 Apr 2024 04:37:29 -0400 X-MC-Unique: W9q9uHUfOG-BatR5eUhXVg-1 Received: by mail-wm1-f72.google.com with SMTP id 5b1f17b1804b1-41663c713b7so15760335e9.0 for ; Sun, 14 Apr 2024 01:37:29 -0700 (PDT) X-Google-DKIM-Signature: v=1; a=rsa-sha256; c=relaxed/relaxed; d=1e100.net; s=20230601; t=1713083848; x=1713688648; h=in-reply-to:content-disposition:mime-version:references:message-id :subject:cc:to:from:date:x-gm-message-state:from:to:cc:subject:date :message-id:reply-to; bh=G/i6krDV1g9AR8pbuTOJvAWUEXMFk0ywujV4a8O3nVY=; b=sWuIBkLsyW9j5RQcZnNbP+ZcLGVoH2XhwnqP2+eQeZhGTenoD3dd0iKaGkoG7Xq8kt PMYFwWIxzKYvwqLI3SaL9lBcFd7W2th4uckCxjJ6LqUrRZOe8QqTb8h91Xw6iRVkaBYc XYf6ldQ5oBgmKiXe1SWDqp8BZXcRN3C0kBwLQU5kRzVlCj2Yt1p5l5GrMHHgHURhxzD/ daFPXcETUtaoiaCxBm5DV3ARflNSfMWFv84bylFRhIrVD9i6t1FmDWLQ4zaWy5ikQD6l SShHuinrYNqHq5coEYyy1/nen6cCOnJTe4KY/H4BL/+JQu4u6ZpFu90HR2T+yELWi58Q B//w== X-Forwarded-Encrypted: i=1; AJvYcCWRWxf4IiaO21JHGmlxxG+HqBztWkoSqjzwAvfrztvUjqfdB5TICnnaRtrhGKUL8rc/G8B8r1Gg+HzCrosWuuBPlptfVorHyPKcJtNr8D4= X-Gm-Message-State: AOJu0YwsXcUPLxIJ8BzAmIpi4N/B8JKyWnOrtCeEFLbG3Yp35O/st9/4 lIZQUoEGiwfeIlRvoSrx4x6rHeH1t+GfTqIaEQYf+9DhSvIr03/vUZz3ACs6ZIfC+2Nrzw9pGtX LEOTYD48cKvmAnRR1V2HLctByKNbG5WJoxr2HjBbOIAbFHi/UGfkodEP2CjO8S1HhMkVKXCny X-Received: by 2002:a05:600c:5116:b0:418:42e2:f91e with SMTP id o22-20020a05600c511600b0041842e2f91emr893581wms.5.1713083847690; Sun, 14 Apr 2024 01:37:27 -0700 (PDT) X-Google-Smtp-Source: AGHT+IFHBRePobWjhSA4J5E9UMMqMx3oeXar185JqQ3RtQ9MjHZ5tg42MeVq6OUwgebYVh010dPfxA== X-Received: by 2002:a05:600c:5116:b0:418:42e2:f91e with SMTP id o22-20020a05600c511600b0041842e2f91emr893564wms.5.1713083847184; Sun, 14 Apr 2024 01:37:27 -0700 (PDT) Received: from redhat.com ([31.187.78.68]) by smtp.gmail.com with ESMTPSA id n20-20020a05600c4f9400b004166a8ad81bsm14723278wmq.43.2024.04.14.01.37.26 (version=TLS1_3 cipher=TLS_AES_256_GCM_SHA384 bits=256/256); Sun, 14 Apr 2024 01:37:26 -0700 (PDT) Date: Sun, 14 Apr 2024 04:37:24 -0400 From: "Michael S. Tsirkin" To: Ricardo Ribalda Cc: Andrea Righi , virtualization@lists.linux.dev, stevensd@chromium.org, Igor Mammedov Subject: Re: ACPI timeouts when enabling KASAN Message-ID: <20240414043707-mutt-send-email-mst@kernel.org> References: Precedence: bulk X-Mailing-List: virtualization@lists.linux.dev List-Id: List-Subscribe: List-Unsubscribe: MIME-Version: 1.0 In-Reply-To: X-Mimecast-Spam-Score: 0 X-Mimecast-Originator: redhat.com Content-Type: text/plain; charset=us-ascii Content-Disposition: inline On Fri, Apr 12, 2024 at 11:43:22PM +0200, Ricardo Ribalda wrote: > Hi > > I am using virtme to do some CI around linux-media. > > Everything works as expected, but when I enable KASAN, I am starting > to get a lot of timeouts when the Method _PRT is executed. Eg: > > [ 56.335875] ACPI Error: Aborting method \_SB.PCI0._PRT due to > previous error (AE_AML_LOOP_TIMEOUT) (20230628/psparse-529) > [ 56.529826] ACPI Error: Method execution failed \_SB.PCI0._PRT due > to previous error (AE_AML_LOOP_TIMEOUT) (20230628/uteval-68) > [ 56.532391] virtio-pci 0000:00:02.0: can't derive routing for PCI INT A > [ 56.532823] virtio-pci 0000:00:02.0: PCI INT A: no GSI > [ 86.877471] ACPI Error: Aborting method \_SB.PCI0._PRT due to > previous error (AE_AML_LOOP_TIMEOUT) (20230628/psparse-529) > [ 87.073854] ACPI Error: Method execution failed \_SB.PCI0._PRT due > to previous error (AE_AML_LOOP_TIMEOUT) (20230628/uteval-68) > [ 87.075550] virtio-pci 0000:00:04.0: can't derive routing for PCI INT A > [ 87.075810] virtio-pci 0000:00:04.0: PCI INT A: no GSI > > 0000:00:04.0 and 0000:00:02.0 are virtio devices (console and 9p-filesystem) > > If I increase the timeout (ACPI_MAX_LOOP_TIMEOUT), then the Method is > always executed, but it is very annoying that I have to wait more than > 5 minutes to start the vm. > > Despite not having kvm enabled, the machine is quite decent, so I > would expect that it could run that method relatively fast. > > Do you have any hint of what I should be looking at? > > Thanks! CC Igor. > ``` > # virtme-ng --version > virtme-ng 1.23 > # qemu-system-amd64 --version > QEMU emulator version 8.2.1 (Debian 1:8.2.1+ds-2) > Copyright (c) 2003-2023 Fabrice Bellard and the QEMU Project developers > # git describe > v6.9-rc3-208-g586b5dfb51b96 > > # virtme-configkernel --defconfig --arch x86_64 > # scripts/config -e KASAN > # make olddefconfig > # make all -j 256 > # virtme-run --kdir . --mods=auto --show-command --show-boot-console > --verbose --cpus 2 --memory 4G --script-sh "echo HelloWorld" > ``` > > > > -- > Ricardo Ribalda > Software Engineer > ribalda@google.com