[Bug 81841] amd-iommu: kernel BUG lockup after shutting down KVM guest using PCI passthrough/PCIe bridge

2014-10-10 Thread bugzilla-daemon
https://bugzilla.kernel.org/show_bug.cgi?id=81841 Marti Raudsepp ma...@juffo.org changed: What|Removed |Added Status|NEW |RESOLVED

[Bug 81841] amd-iommu: kernel BUG lockup after shutting down KVM guest using PCI passthrough/PCIe bridge

2014-10-02 Thread bugzilla-daemon
https://bugzilla.kernel.org/show_bug.cgi?id=81841 --- Comment #22 from Marti Raudsepp ma...@juffo.org --- Since I did not get further confirmation from Mr. Schopp, I decided to push it and submit a patch: https://lkml.org/lkml/2014/10/2/223 The phrases Not sure what is going on here and should

[Bug 81841] amd-iommu: kernel BUG lockup after shutting down KVM guest using PCI passthrough/PCIe bridge

2014-09-09 Thread bugzilla-daemon
https://bugzilla.kernel.org/show_bug.cgi?id=81841 --- Comment #19 from Marti Raudsepp ma...@juffo.org --- (In reply to Joel Schopp from comment #15) It's not clear to me which devices were being put in the same group. Hi Joel, any updates on this? I posted my IOMMU groups in comment #17 in case

[Bug 81841] amd-iommu: kernel BUG lockup after shutting down KVM guest using PCI passthrough/PCIe bridge

2014-09-09 Thread bugzilla-daemon
https://bugzilla.kernel.org/show_bug.cgi?id=81841 --- Comment #20 from Joel Schopp joel.sch...@amd.com --- What updates are you looking for? Joerg's fix is now upstream. -- You are receiving this mail because: You are watching the assignee of the bug. -- To unsubscribe from this list: send the

[Bug 81841] amd-iommu: kernel BUG lockup after shutting down KVM guest using PCI passthrough/PCIe bridge

2014-09-09 Thread bugzilla-daemon
https://bugzilla.kernel.org/show_bug.cgi?id=81841 --- Comment #21 from Marti Raudsepp ma...@juffo.org --- (In reply to Joel Schopp from comment #20) What updates are you looking for? Joerg's fix is now upstream. Yes, but there's still the issue with southbridge component isolation. You

[Bug 81841] amd-iommu: kernel BUG lockup after shutting down KVM guest using PCI passthrough/PCIe bridge

2014-09-01 Thread bugzilla-daemon
https://bugzilla.kernel.org/show_bug.cgi?id=81841 --- Comment #18 from Joerg Roedel j...@8bytes.org --- The fix is now upstream and part of Linux v3.17-rc2. -- You are receiving this mail because: You are watching the assignee of the bug. -- To unsubscribe from this list: send the line

[Bug 81841] amd-iommu: kernel BUG lockup after shutting down KVM guest using PCI passthrough/PCIe bridge

2014-08-12 Thread bugzilla-daemon
https://bugzilla.kernel.org/show_bug.cgi?id=81841 Joerg Roedel j...@8bytes.org changed: What|Removed |Added CC||j...@8bytes.org ---

[Bug 81841] amd-iommu: kernel BUG lockup after shutting down KVM guest using PCI passthrough/PCIe bridge

2014-08-12 Thread bugzilla-daemon
https://bugzilla.kernel.org/show_bug.cgi?id=81841 --- Comment #13 from Marti Raudsepp ma...@juffo.org --- (In reply to Joerg Roedel from comment #12) Thanks, Joerg Indeed. Thanks, Joerg. And thanks everyone else too, you have been very helpful! I didn't have v3.13 sources handy, but I applied

[Bug 81841] amd-iommu: kernel BUG lockup after shutting down KVM guest using PCI passthrough/PCIe bridge

2014-08-12 Thread bugzilla-daemon
https://bugzilla.kernel.org/show_bug.cgi?id=81841 --- Comment #14 from Joerg Roedel j...@8bytes.org --- Hi Marti, Indeed. Thanks, Joerg. And thanks everyone else too, you have been very helpful! I didn't have v3.13 sources handy, but I applied the attachment 146311 I can start shut down

[Bug 81841] amd-iommu: kernel BUG lockup after shutting down KVM guest using PCI passthrough/PCIe bridge

2014-08-12 Thread bugzilla-daemon
https://bugzilla.kernel.org/show_bug.cgi?id=81841 --- Comment #15 from Joel Schopp joel.sch...@amd.com --- (In reply to Joel Schopp from comment #10) AMD would need to confirm it. I don't have an answer for you offhand. Let me do some digging and get you an answer. I am sorry if I

[Bug 81841] amd-iommu: kernel BUG lockup after shutting down KVM guest using PCI passthrough/PCIe bridge

2014-08-12 Thread bugzilla-daemon
https://bugzilla.kernel.org/show_bug.cgi?id=81841 --- Comment #16 from Alex Williamson alex.william...@redhat.com --- (In reply to Joel Schopp from comment #15) (In reply to Joel Schopp from comment #10) AMD would need to confirm it. I don't have an answer for you offhand. Let me do

[Bug 81841] amd-iommu: kernel BUG lockup after shutting down KVM guest using PCI passthrough/PCIe bridge

2014-08-12 Thread bugzilla-daemon
https://bugzilla.kernel.org/show_bug.cgi?id=81841 --- Comment #17 from Marti Raudsepp ma...@juffo.org --- It's an ASRock FM2A88X Extreme6+ motherboard with the AMD A88X (Bolton-D4) chipset. There are 12 IOMMU groups on the system. The problematic group for me is number 9 because the legacy PCI

[Bug 81841] amd-iommu: kernel BUG lockup after shutting down KVM guest using PCI passthrough/PCIe bridge

2014-08-08 Thread bugzilla-daemon
https://bugzilla.kernel.org/show_bug.cgi?id=81841 --- Comment #11 from Marti Raudsepp ma...@juffo.org --- (In reply to Joel Schopp from comment #10) How would I go about confirming that? What are the chances that they care, and provide accurate information to a random person? Are you

[Bug 81841] amd-iommu: kernel BUG lockup after shutting down KVM guest using PCI passthrough/PCIe bridge

2014-08-07 Thread bugzilla-daemon
https://bugzilla.kernel.org/show_bug.cgi?id=81841 --- Comment #1 from Marti Raudsepp ma...@juffo.org --- Created attachment 145421 -- https://bugzilla.kernel.org/attachment.cgi?id=145421action=edit crash_netconsole.txt -- You are receiving this mail because: You are watching the assignee of

[Bug 81841] amd-iommu: kernel BUG lockup after shutting down KVM guest using PCI passthrough/PCIe bridge

2014-08-07 Thread bugzilla-daemon
https://bugzilla.kernel.org/show_bug.cgi?id=81841 --- Comment #2 from Marti Raudsepp ma...@juffo.org --- Created attachment 145431 -- https://bugzilla.kernel.org/attachment.cgi?id=145431action=edit startup_dmesg.txt -- You are receiving this mail because: You are watching the assignee of the

[Bug 81841] amd-iommu: kernel BUG lockup after shutting down KVM guest using PCI passthrough/PCIe bridge

2014-08-07 Thread bugzilla-daemon
https://bugzilla.kernel.org/show_bug.cgi?id=81841 --- Comment #3 from Marti Raudsepp ma...@juffo.org --- Created attachment 145441 -- https://bugzilla.kernel.org/attachment.cgi?id=145441action=edit dmidecode.txt -- You are receiving this mail because: You are watching the assignee of the bug.

[Bug 81841] amd-iommu: kernel BUG lockup after shutting down KVM guest using PCI passthrough/PCIe bridge

2014-08-07 Thread bugzilla-daemon
https://bugzilla.kernel.org/show_bug.cgi?id=81841 Marti Raudsepp ma...@juffo.org changed: What|Removed |Added Kernel Version|3.13 (Ubuntu: |3.16.0 (originally Ubuntu

[Bug 81841] amd-iommu: kernel BUG lockup after shutting down KVM guest using PCI passthrough/PCIe bridge

2014-08-07 Thread bugzilla-daemon
https://bugzilla.kernel.org/show_bug.cgi?id=81841 Alex Williamson alex.william...@redhat.com changed: What|Removed |Added CC|

[Bug 81841] amd-iommu: kernel BUG lockup after shutting down KVM guest using PCI passthrough/PCIe bridge

2014-08-07 Thread bugzilla-daemon
https://bugzilla.kernel.org/show_bug.cgi?id=81841 --- Comment #6 from Marti Raudsepp ma...@juffo.org --- (In reply to Alex Williamson from comment #5) What if you use vfio-pci instead of pci-assign? I run into the dreaded error: vfio: error, group 9 is not viable, please ensure all devices

[Bug 81841] amd-iommu: kernel BUG lockup after shutting down KVM guest using PCI passthrough/PCIe bridge

2014-08-07 Thread bugzilla-daemon
https://bugzilla.kernel.org/show_bug.cgi?id=81841 --- Comment #7 from Alex Williamson alex.william...@redhat.com --- (In reply to Marti Raudsepp from comment #6) (In reply to Alex Williamson from comment #5) What if you use vfio-pci instead of pci-assign? I run into the dreaded error:

[Bug 81841] amd-iommu: kernel BUG lockup after shutting down KVM guest using PCI passthrough/PCIe bridge

2014-08-07 Thread bugzilla-daemon
https://bugzilla.kernel.org/show_bug.cgi?id=81841 --- Comment #8 from Marti Raudsepp ma...@juffo.org --- (In reply to Alex Williamson from comment #7) There are some proposed workarounds on the web None of these remotely address the issue. I see. This page claims so:

[Bug 81841] amd-iommu: kernel BUG lockup after shutting down KVM guest using PCI passthrough/PCIe bridge

2014-08-07 Thread bugzilla-daemon
https://bugzilla.kernel.org/show_bug.cgi?id=81841 --- Comment #9 from Alex Williamson alex.william...@redhat.com --- (In reply to Marti Raudsepp from comment #8) (In reply to Alex Williamson from comment #7) There are some proposed workarounds on the web None of these remotely address the

[Bug 81841] amd-iommu: kernel BUG lockup after shutting down KVM guest using PCI passthrough/PCIe bridge

2014-08-07 Thread bugzilla-daemon
https://bugzilla.kernel.org/show_bug.cgi?id=81841 Joel Schopp joel.sch...@amd.com changed: What|Removed |Added CC||joel.sch...@amd.com ---