On 12/03/2020 23:56, osstest service owner wrote: > branch xen-unstable > xenbranch xen-unstable > job test-amd64-amd64-qemuu-nested-intel > testid debian-hvm-install/l1/l2 > > Tree: linux > git://git.kernel.org/pub/scm/linux/kernel/git/torvalds/linux-2.6.git > Tree: linuxfirmware git://xenbits.xen.org/osstest/linux-firmware.git > Tree: ovmf git://xenbits.xen.org/osstest/ovmf.git > Tree: qemu git://xenbits.xen.org/qemu-xen-traditional.git > Tree: qemuu git://xenbits.xen.org/qemu-xen.git > Tree: seabios git://xenbits.xen.org/osstest/seabios.git > Tree: xen git://xenbits.xen.org/xen.git > > *** Found and reproduced problem changeset *** > > Bug is in tree: xen git://xenbits.xen.org/xen.git > Bug introduced: f96e1469ad06b61796c60193daaeb9f8a96d7458 > Bug not present: 0729830cc425a8ff27a3137e87b93768ae3c853c > Last fail repro: http://logs.test-lab.xenproject.org/osstest/logs/148496/ > > > commit f96e1469ad06b61796c60193daaeb9f8a96d7458 > Author: Roger Pau Monné <roger....@citrix.com> > Date: Wed Feb 5 13:49:09 2020 +0100 > > x86/vvmx: fix virtual interrupt injection when Ack on exit control is > used > > When doing a virtual vmexit (ie: a vmexit handled by the L1 VMM) > interrupts shouldn't be injected using the virtual interrupt delivery > mechanism unless the Ack on exit vmexit control bit isn't set in the > nested vmcs. > > Gate the call to nvmx_update_apicv helper on whether the nested vmcs > has the Ack on exit bit set in the vmexit control field. > > Note that this fixes the usage of x2APIC by the L1 VMM, at least when > the L1 VMM is Xen. > > Signed-off-by: Roger Pau Monné <roger....@citrix.com> > Reviewed-by: Kevin Tian <kevin.t...@intel.com>
Looks like there are further problems here. I'm afraid I haven't investigated further, but this also might be the source of the intermittent problems in staging. ~Andrew _______________________________________________ Xen-devel mailing list Xen-devel@lists.xenproject.org https://lists.xenproject.org/mailman/listinfo/xen-devel