SMP L1 kernel panic while booting UP L2

[L1 ~]$pgd = ffffffc36e914000
[00000008] *pgd=0000000000000000, *pud=0000000000000000
pgd = ffffffc36f77a000
[7f8735f938] *pgd=00000000fa800003, *pud=00000000fa800003, *pmd=0000000000000000
init: Caught segmentation fault, core dumped
Kernel panic - not syncing: Attempted to kill init! exitcode=0x00000b00

CPU: 1 PID: 1 Comm: init Not tainted 4.6.0-rc1+ #2
Hardware name: linux,dummy-virt (DT)
Call trace:
[<ffffff800808982c>] dump_backtrace+0x0/0x1ac
[<ffffff80080899ec>] show_stack+0x14/0x1c
[<ffffff8008327c74>] dump_stack+0x8c/0xac
[<ffffff800814b594>] panic+0x120/0x264
[<ffffff80080bcae8>] complete_and_exit+0x0/0x20
[<ffffff80080bcb54>] do_group_exit+0x3c/0x9c
[<ffffff80080bcbc4>] __wake_up_parent+0x0/0x28
[<ffffff8008085e70>] el0_svc_naked+0x24/0x28
CPU0: stopping
CPU: 0 PID: 0 Comm: swapper/0 Not tainted 4.6.0-rc1+ #2
Hardware name: linux,dummy-virt (DT)
Call trace:
[<ffffff800808982c>] dump_backtrace+0x0/0x1ac
[<ffffff80080899ec>] show_stack+0x14/0x1c
[<ffffff8008327c74>] dump_stack+0x8c/0xac
[<ffffff800808f32c>] handle_IPI+0x198/0x1a4
[<ffffff8008082504>] gic_handle_irq+0x98/0xb0
Exception stack(0xffffffc37ff99050 to 0xffffffc37ff99170)
9040:                                   ffffff80089b7dd0 ffffff80089b9b68
9060: ffffff80089b7ef0 ffffff8008086780 0000000060000145 ffffff80089b4000
9080: ffffff80089b7ef0 ffffff80089b7dd0 0000000000000000 0000000000000000
90a0: ffffffc36f85c4c0 0000000000000000 0000000000000000 0000000000000000
90c0: 0000000000000000 0000000000000000 0000000000000000 0000000000000000
90e0: 0000000000000000 0000000000000000 0000000000000000 0000000000000000
9100: 0000000000000000 0000000000000000 0000000000000000 0000000000000000
9120: 0000000000000000 0000000000000000 0000000000000000 0000000000000000
9140: 0000000000000000 0000000000000000 0000000000000000 0000000000000000
9160: 0000000000000000 0000000000000000
[<ffffff8008085720>] el1_irq+0xa0/0x10c
[<ffffff8008086780>] arch_cpu_idle+0x10/0x18
[<ffffff80080edcc4>] default_idle_call+0x18/0x28
[<ffffff80080ede6c>] cpu_startup_entry+0x198/0x1e4
[<ffffff8008689fd8>] rest_init+0x7c/0x84
[<ffffff80088fe988>] start_kernel+0x3b8/0x3cc
[<ffffff80080811d8>] 0xffffff80080811d8
Kernel Offset: disabled
Memory Limit: none
---[ end Kernel panic - not syncing: Attempted to kill init! exitcode=0x00000b00