L2 slow booting NULL pointer

[  392.498802] RPC: Registered tcp transport module.
[  393.214793] RPC: Registered tcp NFSv4.1 backchannel transport module.
[  398.403199] kvm [1528]: fault_ipa: faa00000
[  398.404069] kvm [1528]: pfn: f6200
[  396.338813] kvm [1]: HYP mode not available
[ 1049.576074] nest-tests successfully initialized
[ 1049.637803] futex hash table entries: 256 (order: 3, 32768 bytes)
[ 1049.707798] audit: initializing netlink subsys (disabled)
[ 1049.769692] audit: type=2000 audit(1044.956:1): initialized
[ 1078.765422] NMI watchdog: BUG: soft lockup - CPU#0 stuck for 28s! [swapper/0:0]
[ 1078.842302] Modules linked in:
[ 1078.876636]
[ 1078.894012] CPU: 0 PID: 0 Comm: swapper/0 Not tainted 4.4.0-rc5+ #4
[ 1078.959536] Hardware name: linux,dummy-virt (DT)
[ 1079.008055] task: ffff80000097d3b0 ti: ffff800000970000 task.ti: ffff800000970000
[ 1079.085381] PC is at arch_cpu_idle+0x10/0x18
[ 1079.130939] LR is at arch_cpu_idle+0xc/0x18
[ 1079.175193] pc : [<ffff800000086810>] lr : [<ffff80000008680c>] pstate: 60000145
[ 1079.251835] sp : ffff800000973f00
[ 1079.287721] x29: ffff800000973f00 x28: 0000000000000000
[ 1079.346808] x27: 0000000000000000 x26: ffff800000664ab8
[ 1079.405917] x25: ffff800000976000 x24: ffff800000970000
[ 1079.463839] x23: ffff800000958ac0 x22: ffff800000973f20
[ 1079.523374] x21: ffff80000095bee0 x20: ffff800000976a68
[ 1079.582789] x19: ffff800000976000 x18: ffff8000006b5280
[ 1079.641987] x17: 000000000000000e x16: 0000000000000007
[ 1079.700643] x15: 0000000000000001 x14: 0fffffffffffffff
[ 1079.759536] x13: 0000000000000030 x12: 0101010101010101
[ 1079.817768] x11: 7f7f7f7f7f7f7f7f x10: 0000000000000740
[ 1079.877139] x9 : ffff800000973e70 x8 : ffff80000097db50
[ 1079.935643] x7 : ffff8000009f68f0 x6 : 000000000007f55e
[ 1079.995422] x5 : 00000005dd67d074 x4 : 0000000000000000
[ 1080.053806] x3 : 0000000000000000 x2 : 0000000000000001
[ 1080.113114] x1 : ffff800000973f10 x0 : 0000000000000000
[ 1080.171163]
[ 1080.734849] Unable to handle kernel NULL pointer dereference at virtual address 00000100
[ 1080.818252] pgd = ffff800000a27000
[ 1080.854866] [00000100] *pgd=000000013b005003, *pud=000000013b006003, *pmd=000000013b007003, *pte=0060000008000707
[ 1080.966787] Internal error: Oops: 96000004 [#1] PREEMPT SMP
[ 1081.024902] Modules linked in:
[ 1081.059887] CPU: 0 PID: 4 Comm: kworker/0:0 Tainted: G             L  4.4.0-rc5+ #4
[ 1081.140065] Hardware name: linux,dummy-virt (DT)
[ 1081.188590] Workqueue: events vmstat_shepherd
[ 1081.235264] task: ffff8000fb07a100 ti: ffff8000fb0a4000 task.ti: ffff8000fb0a4000
[ 1081.313169] PC is at __queue_work+0x2c/0x23c
[ 1081.358789] LR is at __queue_delayed_work+0x9c/0x110
[ 1081.411172] pc : [<ffff8000000c9954>] lr : [<ffff8000000c9cf8>] pstate: 600001c5
[ 1081.487730] sp : ffff8000fb0a7c90
[ 1081.522880] x29: ffff8000fb0a7c90 x28: ffff800000976d10
[ 1081.581876] x27: ffff800000a01fa8 x26: ffff80000095ac18
[ 1081.640540] x25: ffff800000976b80 x24: ffff800000a01fb0
[ 1081.699289] x23: 0000000000000000 x22: 0000000000000000
[ 1081.757865] x21: 0000000000000000 x20: ffff8000fffc9c18
[ 1081.817280] x19: 0000000000000140 x18: ffff8000006b5280
[ 1081.876448] x17: 000000000000000e x16: 0000000000000007
[ 1081.935310] x15: 0000000000000001 x14: 0fffffffffffffff
[ 1081.994455] x13: 0000000000000030 x12: 0101010101010101
[ 1082.052625] x11: 7f7f7f7f7f7f7f7f x10: 0000000000000740
[ 1082.111324] x9 : ffff8000fb0a7d30 x8 : ffff8000fb07a8a0
[ 1082.170099] x7 : 0000000002e93296 x6 : ffff8000fffc9c20
[ 1082.229941] x5 : ffff8000fffc9c38 x4 : 0000000000000000
[ 1082.288691] x3 : 0000000000000000 x2 : ffff8000fffc9c18
[ 1082.348260] x1 : 0000000000000000 x0 : 00000000000001c0
[ 1082.407423]
[ 1082.424471] Process kworker/0:0 (pid: 4, stack limit = 0xffff8000fb0a4020)
[ 1082.496492] Stack: (0xffff8000fb0a7c90 to 0xffff8000fb0a8000)
[ 1082.557277] 7c80:                                   ffff8000fb0a7ce0 ffff8000000c9cf8
[ 1082.639723] 7ca0: 0000000000000140 0000000000000000 0000000000000000 0000000000000000
[ 1082.722334] 7cc0: 0000000000000000 ffff800000a01fb0 ffff800000976b80 ffff80000095ac18
[ 1082.805322] 7ce0: ffff8000fb0a7cf0 ffff8000000c9dbc ffff8000fb0a7d30 ffff80000015a62c
[ 1082.887741] 7d00: ffff8000009ea900 ffff800000976000 0000000000000000 ffff80000015a578
[ 1082.969897] 7d20: 0000000000000000 ffff8000fffc9c18 ffff8000fb0a7d90 ffff8000000ca4e4
[ 1083.053160] 7d40: ffff8000fb01a100 ffff80000098cc80 ffff8000fffcb500 ffff8000fffcf900
[ 1083.135277] 7d60: 0000000000000000 0000000000000000 0000000000000001 ffff8000fffcb570
[ 1083.218027] 7d80: ffff8000fffcb7a0 ffff8000fffcb518 ffff8000fb0a7dd0 ffff8000000ca7e4
[ 1083.300507] 7da0: ffff8000fb01a100 ffff8000fffcb518 ffff8000fffcb500 ffff8000fb01a130
[ 1083.382462] 7dc0: ffff8000fb0a4000 ffff8000009ed41b ffff8000fb0a7e30 ffff8000000cff48
[ 1083.464086] 7de0: ffff8000fb019980 ffff8000009f6068 ffff800000804850 ffff8000fb01a100
[ 1083.546855] 7e00: ffff8000000ca6b0 0000000000000000 0000000000000000 0000000000000000
[ 1083.628481] 7e20: 0000000000000000 0000000000000000 0000000000000000 ffff800000085c50
[ 1083.710425] 7e40: ffff8000000cfe68 ffff8000fb019980 0000000000000000 0000000000000000
[ 1083.791625] 7e60: 0000000000000000 ffff8000000d8338 ffff8000000cfe68 0000000000000000
[ 1083.872654] 7e80: 0000000000000000 ffff8000fb01a100 0000000000000000 0000000000000000
[ 1083.954209] 7ea0: ffff8000fb0a7ea0 ffff8000fb0a7ea0 0000000000000000 ffff800000000000
[ 1084.035777] 7ec0: ffff8000fb0a7ec0 ffff8000fb0a7ec0 0000000000000000 0000000000000000
[ 1084.117362] 7ee0: 0000000000000000 0000000000000000 0000000000000000 0000000000000000
[ 1084.198938] 7f00: 0000000000000000 0000000000000000 0000000000000000 0000000000000000
[ 1084.280522] 7f20: 0000000000000000 0000000000000000 0000000000000000 0000000000000000
[ 1084.362041] 7f40: 0000000000000000 0000000000000000 0000000000000000 0000000000000000
[ 1084.442901] 7f60: 0000000000000000 0000000000000000 0000000000000000 0000000000000000
[ 1084.523688] 7f80: 0000000000000000 0000000000000000 0000000000000000 0000000000000000
[ 1084.604543] 7fa0: 0000000000000000 0000000000000000 0000000000000000 0000000000000000
[ 1084.686011] 7fc0: 0000000000000000 0000000000000000 0000000000000000 0000000000000005
[ 1084.767774] 7fe0: 0000000000000000 0000000000000000 0000000000000000 0000000000000000
[ 1084.850960] Call trace:
[ 1084.878088] [<ffff8000000c9954>] __queue_work+0x2c/0x23c
[ 1084.934309] [<ffff8000000c9cf8>] __queue_delayed_work+0x9c/0x110
[ 1084.998073] [<ffff8000000c9dbc>] queue_delayed_work_on+0x50/0x6c
[ 1085.061181] [<ffff80000015a62c>] vmstat_shepherd+0xe8/0x134
[ 1085.119156] [<ffff8000000ca4e4>] process_one_work+0x138/0x304
[ 1085.179162] [<ffff8000000ca7e4>] worker_thread+0x134/0x40c
[ 1085.236428] [<ffff8000000cff48>] kthread+0xe0/0xf4
[ 1085.287465] [<ffff800000085c50>] ret_from_fork+0x10/0x40
[ 1085.343449] Code: aa0103f6 aa0203f4 d53b4220 36380c40 (b94102c1)
[ 1085.646868] HugeTLB registered 2 MB page size, pre-allocated 0 pages
[ 1101.170859] ---[ end trace e48c12dfb7b98af7 ]---
[ 1103.103591] Unable to handle kernel paging request at virtual address ffffffffffffffd8
[ 1103.186079] pgd = ffff800000a27000
[ 1103.222928] [ffffffffffffffd8] *pgd=0000000000000000
[ 1103.277302] Internal error: Oops: 96000004 [#2] PREEMPT SMP
[ 1103.336346] Modules linked in:
[ 1103.371384] CPU: 0 PID: 4 Comm: kworker/0:0 Tainted: G      D      L  4.4.0-rc5+ #4
[ 1103.451231] Hardware name: linux,dummy-virt (DT)
[ 1103.499855] task: ffff8000fb07a100 ti: ffff8000fb0a4000 task.ti: ffff8000fb0a4000
[ 1103.577816] PC is at kthread_data+0x4/0xc
[ 1103.620655] LR is at wq_worker_sleeping+0x10/0xc4
[ 1103.670378] pc : [<ffff8000000d04f4>] lr : [<ffff8000000cb280>] pstate: 600001c5
[ 1103.747727] sp : ffff8000fb0a78a0
[ 1103.783228] x29: ffff8000fb0a78a0 x28: ffff800000976d10
[ 1103.842443] x27: ffff8000fb07a100 x26: 0000000000000000
[ 1103.901549] x25: ffff80000064d04c x24: ffff80000095c000
[ 1103.960936] x23: ffff800000976000 x22: 0000000000000000
[ 1104.019849] x21: ffff8000fb07a100 x20: ffff8000fb07a558
[ 1104.079328] x19: ffff8000fffcbd00 x18: ffff8000006b5280
[ 1104.139056] x17: 000000000000000e x16: 0000000000000007
[ 1104.197965] x15: 0000000000000001 x14: 0000000000000007
[ 1104.255833] x13: 000000000000000e x12: 0000000000000013
[ 1104.314031] x11: 000000000000001a x10: 0000000055b294bd
[ 1104.372549] x9 : 00000000fa83b2da x8 : 000000000b6c98c4
[ 1104.430898] x7 : 0000000002e009c3 x6 : 0000000000000001
[ 1104.489478] x5 : 0000000000001000 x4 : 0000000000679c6c
[ 1104.548435] x3 : 000000000000af3b x2 : ffff8000fb002380
[ 1104.608071] x1 : 0000000000000000 x0 : 0000000000000000
[ 1104.666802]
[ 1104.683862] Process kworker/0:0 (pid: 4, stack limit = 0xffff8000fb0a4020)
[ 1104.755744] Stack: (0xffff8000fb0a78a0 to 0xffff8000fb0a8000)
[ 1104.815783] 78a0: ffff8000fb0a78c0 ffff80000064cd14 0000000000000001 0000000000000000
[ 1104.898076] 78c0: ffff8000fb0a7910 ffff80000064d04c ffff8000fb0a4000 ffff8000fb07a448
[ 1104.980617] 78e0: ffff8000fb0a7990 0000000000000000 0000000000000001 ffff800000976000
[ 1105.063868] 7900: ffff800000976b80 ffff8000fb078000 ffff8000fb0a7930 ffff8000000b80a0
[ 1105.145850] 7920: ffff8000fb0a7610 ffff8000000b8060 ffff8000fb0a79a0 ffff800000089a24
[ 1105.228559] 7940: ffff8000009f2000 0000000000000000 ffff800000800490 ffff8000fb0a7b70
[ 1105.310166] 7960: ffff8000fb0a4000 ffff8000fb07a100 ffff800000976b80 ffff80000095ac18
[ 1105.393141] 7980: ffff800000a01fa8 ffff800000976d10 ffff8000fb0a7990 ffff8000fb0a7990
[ 1105.475569] 79a0: ffff8000fb0a79e0 ffff8000000958f8 0000000000000100 0000000096000004
[ 1105.557942] 79c0: 0000000000000000 ffff8000fb0a7b70 0000000000000100 0000000000000025
[ 1105.640185] 79e0: ffff8000fb0a7a10 ffff800000093f08 ffff8000fb0a7b70 ffff8000fb07a100
[ 1105.722614] 7a00: 0000000000000000 0000000096000004 ffff8000fb0a7a80 ffff80000009403c
[ 1105.805491] 7a20: 0000000000000100 ffff8000fb0a7b70 0000000096000004 ffff8000fb0a7b70
[ 1105.888307] 7a40: 00000000600001c5 0000000000000025 ffff800000976b80 ffff80000095ac18
[ 1105.970454] 7a60: ffff800000a01fa8 ffff800000976d10 ffff8000fb0a7ad0 0000000000000038
[ 1106.053421] 7a80: ffff8000fb0a7ac0 ffff8000000822a0 0000000096000004 ffff800000980290
[ 1106.135768] 7aa0: 0000000000000100 ffff8000fb0a7b70 00000000600001c5 ffff8000009ed459
[ 1106.217507] 7ac0: ffff8000fb0a7c90 ffff800000085428 0000000000000140 ffff8000fffc9c18
[ 1106.298167] 7ae0: ffff8000fb0a7c90 ffff8000000c9954 0000000000000001 ffff8000fb0a7be0
[ 1106.379517] 7b00: ffff800000979000 ffff000000021000 ffff80000064d04c 0000000000000000
[ 1106.461154] 7b20: ffff8000fffcb7a0 ffff8000fffcb518 ffff8000fb0a7b50 ffff8000000b9164
[ 1106.542190] 7b40: ffff80000095a000 0000000a04208060 ffff8000fb0a7b60 ffff8000000f258c
[ 1106.623541] 7b60: ffff8000fb0a7ba0 ffff8000000824e0 00000000000001c0 0000000000000000
[ 1106.704402] 7b80: ffff8000fffc9c18 0000000000000000 0000000000000000 ffff8000fffc9c38
[ 1106.785438] 7ba0: ffff8000fffc9c20 0000000002e93296 ffff8000fb07a8a0 ffff8000fb0a7d30
[ 1106.866264] 7bc0: 0000000000000740 7f7f7f7f7f7f7f7f 0101010101010101 0000000000000030
[ 1106.947838] 7be0: 0fffffffffffffff 0000000000000001 0000000000000007 000000000000000e
[ 1107.029351] 7c00: ffff8000006b5280 0000000000000140 ffff8000fffc9c18 0000000000000000
[ 1107.111385] 7c20: 0000000000000000 0000000000000000 ffff800000a01fb0 ffff800000976b80
[ 1107.193846] 7c40: ffff80000095ac18 ffff800000a01fa8 ffff800000976d10 ffff8000fb0a7c90
[ 1107.277123] 7c60: ffff8000000c9cf8 ffff8000fb0a7c90 ffff8000000c9954 00000000600001c5
[ 1107.359598] 7c80: ffff8000fb07c260 ffff8000fffcbd00 ffff8000fb0a7ce0 ffff8000000c9cf8
[ 1107.442366] 7ca0: 0000000000000140 0000000000000000 0000000000000000 0000000000000000
[ 1107.524812] 7cc0: 0000000000000000 ffff800000a01fb0 ffff800000976b80 ffff80000095ac18
[ 1107.607762] 7ce0: ffff8000fb0a7cf0 ffff8000000c9dbc ffff8000fb0a7d30 ffff80000015a62c
[ 1107.689851] 7d00: ffff8000009ea900 ffff800000976000 0000000000000000 ffff80000015a578
[ 1107.772393] 7d20: 0000000000000000 ffff8000fffc9c18 ffff8000fb0a7d90 ffff8000000ca4e4
[ 1107.854438] 7d40: ffff8000fb01a100 ffff80000098cc80 ffff8000fffcb500 ffff8000fffcf900
[ 1107.937356] 7d60: 0000000000000000 0000000000000000 0000000000000001 ffff8000fffcb570
[ 1108.019811] 7d80: ffff8000fffcb7a0 ffff8000fffcb518 ffff8000fb0a7dd0 ffff8000000ca7e4
[ 1108.102926] 7da0: ffff8000fb01a100 ffff8000fffcb518 ffff8000fffcb500 ffff8000fb01a130
[ 1108.185306] 7dc0: ffff8000fb0a4000 ffff8000009ed41b ffff8000fb0a7e30 ffff8000000cff48
[ 1108.267727] 7de0: ffff8000fb019980 ffff8000009f6068 ffff800000804850 ffff8000fb01a100
[ 1108.350405] 7e00: ffff8000000ca6b0 0000000000000000 0000000000000000 0000000000000000
[ 1108.432460] 7e20: 0000000000000000 0000000000000000 0000000000000000 ffff800000085c50
[ 1108.514096] 7e40: ffff8000000cfe68 ffff8000fb019980 0000000000000000 0000000000000000
[ 1108.596804] 7e60: 0000000000000000 ffff8000000d8338 ffff8000000cfe68 0000000000000000
[ 1108.678966] 7e80: 0000000000000000 ffff8000fb01a100 0000000000000000 0000000000000000
[ 1108.761246] 7ea0: ffff8000fb0a7ea0 ffff8000fb0a7ea0 0000000000000001 ffff800000010001
[ 1108.844048] 7ec0: ffff8000fb0a7ec0 ffff8000fb0a7ec0 0000000000000000 0000000000000000
[ 1108.925203] 7ee0: 0000000000000000 0000000000000000 0000000000000000 0000000000000000
[ 1109.007027] 7f00: 0000000000000000 0000000000000000 0000000000000000 0000000000000000
[ 1109.088519] 7f20: 0000000000000000 0000000000000000 0000000000000000 0000000000000000
[ 1109.169456] 7f40: 0000000000000000 0000000000000000 0000000000000000 0000000000000000
[ 1109.250921] 7f60: 0000000000000000 0000000000000000 0000000000000000 0000000000000000
[ 1109.331122] 7f80: 0000000000000000 0000000000000000 0000000000000000 0000000000000000
[ 1109.411590] 7fa0: 0000000000000000 0000000000000000 0000000000000000 0000000000000000
[ 1109.492565] 7fc0: 0000000000000000 0000000000000000 0000000000000000 0000000000000005
[ 1109.573944] 7fe0: 0000000000000000 0000000000000000 0000000000000000 0000000000000000
[ 1109.655813] Call trace:
[ 1109.683051] [<ffff8000000d04f4>] kthread_data+0x4/0xc
[ 1109.736692] [<ffff80000064cd14>] __schedule+0x29c/0x590
[ 1109.792641] [<ffff80000064d04c>] schedule+0x44/0xa8
[ 1109.844567] [<ffff8000000b80a0>] do_exit+0x5b4/0x944
[ 1109.897301] [<ffff800000089a24>] die+0x1a8/0x1c0
[ 1109.946812] [<ffff8000000958f8>] __do_kernel_fault.part.3+0x74/0x84
[ 1110.011864] [<ffff800000093f08>] do_page_fault+0x274/0x2e8
[ 1110.068698] [<ffff80000009403c>] do_translation_fault+0xc0/0xf0
[ 1110.130920] [<ffff8000000822a0>] do_mem_abort+0x40/0xa0
[ 1110.185265] Exception stack(0xffff8000fb0a7ad0 to 0xffff8000fb0a7bf0)
[ 1110.252518] 7ac0:                                   0000000000000140 ffff8000fffc9c18
[ 1110.334072] 7ae0: ffff8000fb0a7c90 ffff8000000c9954 0000000000000001 ffff8000fb0a7be0
[ 1110.415488] 7b00: ffff800000979000 ffff000000021000 ffff80000064d04c 0000000000000000
[ 1110.497127] 7b20: ffff8000fffcb7a0 ffff8000fffcb518 ffff8000fb0a7b50 ffff8000000b9164
[ 1110.578992] 7b40: ffff80000095a000 0000000a04208060 ffff8000fb0a7b60 ffff8000000f258c
[ 1110.660406] 7b60: ffff8000fb0a7ba0 ffff8000000824e0 00000000000001c0 0000000000000000
[ 1110.742204] 7b80: ffff8000fffc9c18 0000000000000000 0000000000000000 ffff8000fffc9c38
[ 1110.823736] 7ba0: ffff8000fffc9c20 0000000002e93296 ffff8000fb07a8a0 ffff8000fb0a7d30
[ 1110.903612] 7bc0: 0000000000000740 7f7f7f7f7f7f7f7f 0101010101010101 0000000000000030
[ 1110.985254] 7be0: 0fffffffffffffff 0000000000000001
[ 1111.036702] [<ffff800000085428>] el1_da+0x18/0x70
[ 1111.086844] [<ffff8000000c9cf8>] __queue_delayed_work+0x9c/0x110
[ 1111.149775] [<ffff8000000c9dbc>] queue_delayed_work_on+0x50/0x6c
[ 1111.212575] [<ffff80000015a62c>] vmstat_shepherd+0xe8/0x134
[ 1111.271164] [<ffff8000000ca4e4>] process_one_work+0x138/0x304
[ 1111.331396] [<ffff8000000ca7e4>] worker_thread+0x134/0x40c
[ 1111.389120] [<ffff8000000cff48>] kthread+0xe0/0xf4
[ 1111.439791] [<ffff800000085c50>] ret_from_fork+0x10/0x40
[ 1111.495779] Code: 97ffff88 a8c17bfd d65f03c0 f941fc00 (f85d8000)