Re: [Xen-devel] [BUG] pci: mixed allocation pf and non-pf PCI MEM BAR (OVMF crash)

2019-04-05 Thread Martin Cerveny
Hello. On Fri, 5 Apr 2019, Igor Druzhinin wrote: On 01/04/2019 19:48, Martin Cerveny wrote: On Mon, 1 Apr 2019, Jan Beulich wrote: On 31.03.19 at 10:11, wrote: There is problem in PCI device allocation algorithm (pci_setup()). Algorithm allocates PCI BAR sorted by size and this allows mixed

Re: [Xen-devel] [BUG] pci: mixed allocation pf and non-pf PCI MEM BAR (OVMF crash)

2019-04-01 Thread Martin Cerveny
Hello. On Mon, 1 Apr 2019, Jan Beulich wrote: On 31.03.19 at 10:11, wrote: There is problem in PCI device allocation algorithm (pci_setup()). Algorithm allocates PCI BAR sorted by size and this allows mixed allocation of prefetchable and non-prefetchable PCI MEM BAR. This leads to wrong config

[Xen-devel] [BUG] pci: mixed allocation pf and non-pf PCI MEM BAR (OVMF crash)

2019-03-31 Thread Martin Cerveny
(Root Ports)"). Tested with version xen 4.11.1 + "export OVMF_UPSTREAM_REVISION=ef529e6ab7c31290a33045bb1f1837447cc0eb56" (embeded commit OVMF does not work (crashed even in Win10.iso and uncompilable with newer gcc)). Attached also testing patch. Th

Re: [Xen-devel] [BUG] unable to shutdown (page fault in mwait_idle()/do_dbs_timer()/__find_next_bit()) (fwd)

2018-01-09 Thread Martin Cerveny
Hello. On Tue, 9 Jan 2018, Jan Beulich wrote: On 08.01.18 at 17:07, wrote: On Mon, 8 Jan 2018, Jan Beulich wrote: On 07.01.18 at 13:34, wrote: (XEN) [ Xen-4.10.0-vgpu x86_64 debug=n Not tainted ] The -vgpu tag makes me wonder whether you have any patches in your tree on top of

Re: [Xen-devel] [BUG] unable to shutdown (page fault in mwait_idle()/do_dbs_timer()/__find_next_bit()) (fwd)

2018-01-08 Thread Martin Cerveny
Hello. On Mon, 8 Jan 2018, Jan Beulich wrote: On 07.01.18 at 13:34, wrote: (XEN) [ Xen-4.10.0-vgpu x86_64 debug=n Not tainted ] The -vgpu tag makes me wonder whether you have any patches in your tree on top of plain 4.10.0 (or 4.10-staging). Also the debug=n above ... 4.10.0 +

[Xen-devel] [BUG] unable to shutdown (page fault in mwait_idle()/do_dbs_timer()/__find_next_bit()) (fwd)

2018-01-07 Thread Martin Cerveny
Hello. I cannot shutdown XEN4.10.0 (probability 10%) with crash during "Preparing system for ACPI S5 state." @xen-users recomends to bugreport. - dom0 - 4.13.9-300.fc27.x86_64 - hw - supermicro/X9DR3-F/CPU E5-2620 Known problem ? How to fix it ? Thanks, Martin ---