Re: Bugs in kvm guest migration

[Date Prev][Date Next][Thread Prev][Thread Next][Date Index][Thread Index]

 



Jan Kiszka wrote:
> Problem 2
> ---------
> Setup: qemu head with vmstate fixes. kvm-kmod master, 64-bit host & guest.
> Effect: The migration target either locks up or reboots immediately.
> I've nailed this down to 84d0b66c778d881eafca2a5d0d66678211c4e861. Every
> kvm module build before that works, everything including and after
> 26ede77f536d1bb369527a96c7fe7fdc8ba2f890 shows the effect (everything in
> between crashes the host for known reasons). It's still unclear if this
> is an kvm-kmod wrapping issue of the user-space return notifiers. Will
> check once problem #1 is understood.

It is kernel-related, using kvm.git as host kernel makes no difference.

This may now mean that kvm is buggy or that it triggers some msr
save/restore related issues in qemu. Digging even deeper...

Jan
--
To unsubscribe from this list: send the line "unsubscribe kvm" in
the body of a message to majordomo@xxxxxxxxxxxxxxx
More majordomo info at  http://vger.kernel.org/majordomo-info.html

[Index of Archives]     [KVM ARM]     [KVM ia64]     [KVM ppc]     [Virtualization Tools]     [Spice Development]     [Libvirt]     [Libvirt Users]     [Linux USB Devel]     [Linux Audio Users]     [Yosemite Questions]     [Linux Kernel]     [Linux SCSI]     [XFree86]
  Powered by Linux