2018-10-17 17:37:11 |
Thadeu Lima de Souza Cascardo |
bug |
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added bug |
2018-10-17 17:37:20 |
Thadeu Lima de Souza Cascardo |
nominated for series |
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Ubuntu Cosmic |
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2018-10-17 17:37:20 |
Thadeu Lima de Souza Cascardo |
bug task added |
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linux (Ubuntu Cosmic) |
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2018-10-17 17:37:30 |
Thadeu Lima de Souza Cascardo |
linux (Ubuntu Cosmic): status |
New |
In Progress |
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2018-10-17 17:37:34 |
Thadeu Lima de Souza Cascardo |
linux (Ubuntu Cosmic): importance |
Undecided |
High |
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2018-10-17 17:37:38 |
Thadeu Lima de Souza Cascardo |
linux (Ubuntu Cosmic): assignee |
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Thadeu Lima de Souza Cascardo (cascardo) |
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2018-10-17 17:39:47 |
Thadeu Lima de Souza Cascardo |
description |
A guest will hang while booting under 4.18.0-10.11 because of "kvm: x86: Set highest physical address bits in non-present/reserved SPTEs", which came in via 4.18.y.
A fix is already upstream, and already present in 4.18.14.
This would be upstream commit
daa07cbc9ae3da2d61b7ce900c0b9107d134f2c1 ("KVM: x86: fix L1TF's MMIO GFN calculation"). |
[Impact]
A guest will hang while booting under 4.18.0-10.11 because of "kvm: x86: Set highest physical address bits in non-present/reserved SPTEs", which came in via 4.18.y.
[Test Case]
A guest was booted after applying the patch.
[Regression Potential]
It might break KVM on systems with different physical memory limits, which is just what upstream might have been testing the most.
============
A fix is already upstream, and already present in 4.18.14.
This would be upstream commit
daa07cbc9ae3da2d61b7ce900c0b9107d134f2c1 ("KVM: x86: fix L1TF's MMIO GFN calculation"). |
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2018-10-23 17:02:41 |
Stefan Bader |
linux (Ubuntu Cosmic): status |
In Progress |
Fix Committed |
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2018-10-24 14:49:59 |
Brad Figg |
tags |
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verification-needed-cosmic |
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2018-11-07 21:07:50 |
Thadeu Lima de Souza Cascardo |
tags |
verification-needed-cosmic |
verification-done-cosmic |
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2018-11-13 19:09:36 |
Launchpad Janitor |
linux (Ubuntu Cosmic): status |
Fix Committed |
Fix Released |
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2018-11-13 19:09:36 |
Launchpad Janitor |
cve linked |
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2018-15471 |
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2018-11-17 03:22:23 |
Launchpad Janitor |
linux (Ubuntu): status |
Fix Committed |
Fix Released |
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2019-02-14 12:13:04 |
Brad Figg |
tags |
verification-done-cosmic |
verification-done-cosmic verification-needed-bionic |
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2019-02-14 15:51:42 |
Andy Whitcroft |
tags |
verification-done-cosmic verification-needed-bionic |
kernel-fixup-verification-needed-bionic verification-done-cosmic |
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2019-02-14 16:18:21 |
Andy Whitcroft |
tags |
kernel-fixup-verification-needed-bionic verification-done-cosmic |
kernel-fixup-verification-needed-bionic verification-done-bionic verification-done-cosmic |
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2019-07-24 20:56:34 |
Brad Figg |
tags |
kernel-fixup-verification-needed-bionic verification-done-bionic verification-done-cosmic |
cscc kernel-fixup-verification-needed-bionic verification-done-bionic verification-done-cosmic |
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