Kernel panic - not syncing: Attempted to kill init! exitcode=0x00000005

CPU: 1 PID: 1 Comm: init Not tainted 4.4.164+ #123
 0000000000000000 6605559270879af5 ffff8801da5ff9b8 ffffffff81aa5d4d
 ffffffff82836620 0000000000000005 ffff8801da608010 dffffc0000000000
 ffff8801da5ffbd8 ffff8801da5ffa78 ffffffff813a2404 0000000041b58ab3
Call Trace:
 [<ffffffff81aa5d4d>] __dump_stack lib/dump_stack.c:15 [inline]
 [<ffffffff81aa5d4d>] dump_stack+0xc1/0x124 lib/dump_stack.c:51
 [<ffffffff813a2404>] panic+0x19e/0x359 kernel/panic.c:112
 [<ffffffff813a2edc>] find_child_reaper kernel/exit.c:474 [inline]
 [<ffffffff813a2edc>] forget_original_parent kernel/exit.c:563 [inline]
 [<ffffffff813a2edc>] exit_notify kernel/exit.c:599 [inline]
 [<ffffffff813a2edc>] do_exit.cold.6+0x19d/0x22e kernel/exit.c:776
 [<ffffffff810dfc81>] do_group_exit+0x111/0x300 kernel/exit.c:885
 [<ffffffff8110152c>] get_signal+0x4ec/0x14a0 kernel/signal.c:2321
 [<ffffffff8100bf65>] do_signal+0x95/0x1840 arch/x86/kernel/signal.c:712
 [<ffffffff81003eba>] exit_to_usermode_loop+0x11a/0x160 arch/x86/entry/common.c:250
 [<ffffffff81005924>] prepare_exit_to_usermode arch/x86/entry/common.c:287 [inline]
 [<ffffffff81005924>] syscall_return_slowpath+0x254/0x2d0 arch/x86/entry/common.c:352
 [<ffffffff82713fed>] int_ret_from_sys_call+0x25/0xa3
Kernel Offset: disabled
Rebooting in 86400 seconds..