virtio-pci 0000:00:01.0: enabling device (0000 -> 0003)
virtio-pci 0000:00:01.0: virtio_pci: leaving for legacy driver
virtio-pci 0000:00:02.0: enabling device (0000 -> 0003)
virtio-pci 0000:00:02.0: virtio_pci: leaving for legacy driver
virtio-pci 0000:00:03.0: enabling device (0000 -> 0003)
virtio-pci 0000:00:03.0: virtio_pci: leaving for legacy driver
Serial: 8250/16550 driver, 4 ports, IRQ sharing disabled
msm_serial: driver initialized
Unable to detect cache hierarchy from DT for CPU 0
loop: module loaded
INFO: task swapper/0:1 blocked for more than 120 seconds.
      Not tainted 4.6.0-rc1+ #2
"echo 0 > /proc/sys/kernel/hung_task_timeout_secs" disables this message.
swapper/0       D ffff000008086efc     0     1      0 0x00000000
Call trace:
[<ffff000008086efc>] __switch_to+0xd4/0xe0
[<ffff00000877fbfc>] __schedule+0x1c8/0x6ac
[<ffff000008780128>] schedule+0x48/0xac
[<ffff000008782f08>] schedule_timeout+0x178/0x244
[<ffff00000877f9c0>] io_schedule_timeout+0xa8/0x11c
[<ffff000008780a74>] bit_wait_io+0x1c/0x6c
[<ffff000008780680>] __wait_on_bit+0xac/0xe0
[<ffff000008194eac>] wait_on_page_bit+0x98/0xa4
[<ffff000008195a04>] do_read_cache_page+0x1d0/0x37c
[<ffff000008195bf0>] read_cache_page+0x40/0x4c
[<ffff0000083b5368>] read_dev_sector+0x40/0xec
[<ffff0000083b7ca4>] read_lba+0xec/0x1ac
[<ffff0000083b80c8>] find_valid_gpt+0xc0/0x4ac
[<ffff0000083b851c>] efi_partition+0x68/0x3ac
[<ffff0000083b7050>] check_partition+0x108/0x20c
[<ffff0000083b5a6c>] rescan_partitions+0xd0/0x2cc
[<ffff00000824c868>] __blkdev_get+0x258/0x320
[<ffff00000824cabc>] blkdev_get+0x18c/0x308
[<ffff0000083b31f4>] add_disk+0x3a4/0x414
[<ffff0000084c75d0>] virtblk_probe+0x404/0x6c4
[<ffff000008448434>] virtio_dev_probe+0x140/0x224
[<ffff00000849f970>] driver_probe_device+0x204/0x2a4
[<ffff00000849fac4>] __driver_attach+0xb4/0xb8
[<ffff00000849d77c>] bus_for_each_dev+0x6c/0xac
[<ffff00000849f208>] driver_attach+0x30/0x38
[<ffff00000849ede0>] bus_add_driver+0x1d4/0x238
[<ffff0000084a0720>] driver_register+0x70/0x110
[<ffff000008448238>] register_virtio_driver+0x34/0x4c
[<ffff000008a76450>] init+0x6c/0xac
[<ffff000008082d74>] do_one_initcall+0x94/0x1a8
[<ffff000008a3faec>] kernel_init_freeable+0x148/0x1ec
[<ffff00000877d8d0>] kernel_init+0x18/0xf0
[<ffff000008085e10>] ret_from_fork+0x10/0x40
INFO: task swapper/0:1 blocked for more than 120 seconds.
      Not tainted 4.6.0-rc1+ #2
"echo 0 > /proc/sys/kernel/hung_task_timeout_secs" disables this message.
swapper/0       D ffff000008086efc     0     1      0 0x00000000
Call trace:
[<ffff000008086efc>] __switch_to+0xd4/0xe0
[<ffff00000877fbfc>] __schedule+0x1c8/0x6ac