Le 11/12/2018 à 17:34, Paolo Galtieri a écrit : > Folks, > this morning I rebooted one of my systems. The system ended up > dropping into emergency mode. I ran journalctl -xb to see why it failed > to boot and I saw the following errors: > > Dec 11 08:02:46 terrapin kernel: kvmgt: Unknown symbol gfn_to_memslot > (err -2) > Dec 11 08:02:46 terrapin kernel: kvmgt: Unknown symbol vfio_pin_pages > (err -2) > Dec 11 08:02:46 terrapin kernel: kvmgt: Unknown symbol > vfio_info_cap_shift (err -2) > Dec 11 08:02:46 terrapin kernel: kvmgt: Unknown symbol > vfio_set_irqs_validate_and_prepare (err -2) > Dec 11 08:02:46 terrapin kernel: kvmgt: Unknown symbol vfio_device_put > (err -2) > Dec 11 08:02:46 terrapin kernel: kvmgt: Unknown symbol gfn_to_pfn (err -2) > Dec 11 08:02:46 terrapin kernel: kvmgt: Unknown symbol mdev_from_dev > (err -2) > Dec 11 08:02:46 terrapin kernel: kvmgt: Unknown symbol kvm_put_kvm (err -2) > Dec 11 08:02:46 terrapin kernel: kvmgt: Unknown symbol kvm_write_guest > (err -2) > Dec 11 08:02:46 terrapin kernel: kvmgt: Unknown symbol > kvm_slot_page_track_remove_page (err -2) > Dec 11 08:02:46 terrapin kernel: kvmgt: Unknown symbol > kvm_page_track_register_notifier (err -2) > Dec 11 08:02:46 terrapin kernel: kvmgt: Unknown symbol mdev_parent_dev > (err -2) > Dec 11 08:02:46 terrapin kernel: kvmgt: Unknown symbol vfio_unpin_pages > (err -2) > Dec 11 08:02:46 terrapin kernel: kvmgt: Unknown symbol > kvm_is_visible_gfn (err -2) > Dec 11 08:02:46 terrapin kernel: kvmgt: Unknown symbol > kvm_page_track_unregister_notifier (err -2) > Dec 11 08:02:46 terrapin kernel: kvmgt: Unknown symbol > vfio_device_get_from_dev (err -2) > Dec 11 08:02:46 terrapin kernel: kvmgt: Unknown symbol > kvm_slot_page_track_add_page (err -2) > Dec 11 08:02:46 terrapin kernel: kvmgt: Unknown symbol > vfio_register_notifier (err -2) > Dec 11 08:02:46 terrapin kernel: kvmgt: Unknown symbol > vfio_info_add_capability (err -2) > Dec 11 08:02:46 terrapin kernel: kvmgt: Unknown symbol mdev_get_drvdata > (err -2) > Dec 11 08:02:46 terrapin kernel: kvmgt: Unknown symbol > mdev_register_device (err -2) > Dec 11 08:02:46 terrapin kernel: kvmgt: Unknown symbol mdev_dev (err -2) > Dec 11 08:02:46 terrapin kernel: kvmgt: Unknown symbol > mdev_unregister_device (err -2) > Dec 11 08:02:46 terrapin kernel: kvmgt: Unknown symbol > vfio_unregister_notifier (err -2) > Dec 11 08:02:46 terrapin kernel: kvmgt: Unknown symbol kvm_read_guest > (err -2) > Dec 11 08:02:46 terrapin kernel: kvmgt: Unknown symbol mdev_set_drvdata > (err -2) > Dec 11 08:02:46 terrapin kernel: kvmgt: Unknown symbol kvm_get_kvm (err -2) > > I'm sure I booted up on 4.19.6 on this system before without errors. In > fact my other system is running 4.19.6 so what might have changed to > cause this failure? The system booted fine on 4.19.5. I had a similar problem: the / partition was not the good one.... check in the /boot/grub2/grub.cfg file if the / partition is the same for kernels 4.19.6 and 4.19.5 -- François Patte UFR de mathématiques et informatique Laboratoire CNRS MAP5, UMR 8145 Université Paris Descartes 45, rue des Saints Pères F-75270 Paris Cedex 06 Tél. +33 (0)6 7892 5822 http://www.math-info.univ-paris5.fr/~patte
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