qemu_map_cache_init nr_buckets = 10000 size 4194304
shared page at pfn feff0
buffered io page at pfn feff1
Guest uuid = 23d44f5a-36fd-4314-aacc-3de4d40f24ce
Register xen platform.
Done register platform.
platform_fixed_ioport: changed ro/rw state of ROM memory area. now is rw state.
xs_read(device-model/24/xen_extended_power_mgmt): read error
cirrus vga map change while on lfb mode
mapping video RAM from f0000000
platform_fixed_ioport: changed ro/rw state of ROM memory area. now is ro state.
medium change watch on `hdc' (index: 1): aio:/root/187691.test-amd64-amd64-xl-qemut-debianhvm-amd64.debianhvm-empty.iso
I/O request not ready: 0, ptr: 0, port: 0, data: 0, count: 0, size: 0
Log-dirty: no command yet.
I/O request not ready: 0, ptr: 0, port: 0, data: 0, count: 0, size: 0
vcpu-set: watch node error.
[xenstore_process_vcpu_set_event]: /local/domain/24/cpu has no CPU!
xs_read(/local/domain/24/log-throttling): read error
qemu: ignoring not-understood drive `/local/domain/24/log-throttling'
medium change watch on `/local/domain/24/log-throttling' - unknown device, ignored
Unknown PV product 3 loaded in guest
PV driver build 1
region type 1 at [c100,c200).
region type 0 at [f3001000,f3001100).
squash iomem [f3001000, f3001100).
[  637.140579] xen:grant_table: Grant tables using version 1 layout
[  637.162964] usb usb1: root hub lost power or was reset
[  637.344861] ata2: found unknown device (class 0)
[  637.447712] usb 1-2: reset full-speed USB device number 2 using uhci_hcd
[  637.736911] OOM killer enabled.
[  637.739024] Restarting tasks ... done.
[  637.747896] xen_netfront: backend supports XDP headroom
[  637.752645] Setting capacity to 20480000
Log-dirty command enable
Log-dirty: no command yet.
[  667.443345] Freezing user space processes
[  667.448576] Freezing user space processes completed (elapsed 0.002 seconds)
[  667.453132] OOM killer disabled.
[  667.455378] Freezing remaining freezable tasks
[  667.459693] Freezing remaining freezable tasks completed (elapsed 0.001 seconds)
dm-command: pause and save state
device model saving state
Log-dirty command disable
Log-dirty: no command yet.