kasan: CONFIG_KASAN_INLINE enabled
kasan: GPF could be caused by NULL-ptr deref or user memory accessgeneral protection fault: 0000 [#1] PREEMPT SMP KASAN
Dumping ftrace buffer:
   (ftrace buffer empty)
Modules linked in:
CPU: 1 PID: 208 Comm: kworker/1:1 Not tainted 4.4.135-ge75204c #55
Hardware name: Google Google Compute Engine/Google Compute Engine, BIOS Google 01/01/2011
Workqueue: events xfrm_hash_rebuild[  196.894442] SELinux: unrecognized netlink message: protocol=6 nlmsg_type=26159 sclass=netlink_xfrm_socket

task: ffff8800bb876000 task.stack: ffff8800bbb00000
RIP: 0010:[<ffffffff833c7846>]  [<ffffffff833c7846>] xfrm_hash_rebuild+0x546/0xae0 net/xfrm/xfrm_policy.c:634
RSP: 0018:ffff8800bbb07bb8  EFLAGS: 00010202
RAX: 000024040000001c RBX: dffffc0000000000 RCX: 0000000000000000
RDX: 0001202000000007 RSI: ffffffff833c7804 RDI: 00012020000000e3
RBP: ffff8800bbb07c40 R08: ffffffff85359c00 R09: 0000000000000000
R10: 0000000000000001 R11: ffff8800bb876000 R12: ffff8801d4e62200
R13: ffff8801bc1e6f38 R14: 0000000000000000 R15: ffff8801bc1e6f28
FS:  0000000000000000(0000) GS:ffff8801db300000(0000) knlGS:0000000000000000
CS:  0010 DS: 0000 ES: 0000 CR0: 0000000080050033
CR2: 00007fbb6faf1000 CR3: 00000001ccf41000 CR4: 00000000001606f0
DR0: 0000000000000000 DR1: 0000000000000000 DR2: 0000000000000000
DR3: 0000000000000000 DR6: 00000000fffe0ff0 DR7: 0000000000000400
Stack:
 ffffffff81181f4f ffff8800bbb07c00 ffffed003783cde9 ffff8801bc1e6f4c
 ffff8801bc1e72f8 ffff8801bc1e6f00 1ffff1003783ce01 ffff8801bc1e7020
 ffff8801bc1e6ef8 ffff8801bc1e5940 0001202000000007 ffff8801d4e62208
Call Trace:
 [<ffffffff81181f4f>] process_one_work+0x7df/0x1600 kernel/workqueue.c:2064
 [<ffffffff81182e49>] worker_thread+0xd9/0xfc0 kernel/workqueue.c:2196
 [<ffffffff81190958>] kthread+0x268/0x300 kernel/kthread.c:211
 [<ffffffff838c2b95>] ret_from_fork+0x55/0x80 arch/x86/entry/entry_64.S:510
Code: 48 89 f8 83 e0 07 83 c0 03 38 c8 7c 08 84 c9 0f 85 a8 03 00 00 48 8d ba dc 00 00 00 45 8b b4 24 e4 00 00 00 48 89 f8 48 c1 e8 03 <0f> b6 0c 18 48 89 f8 83 e0 07 83 c0 03 38 c8 7c 08 84 c9 0f 85 
RIP  [<ffffffff833c7846>] xfrm_hash_rebuild+0x546/0xae0 net/xfrm/xfrm_policy.c:634
 RSP <ffff8800bbb07bb8>
---[ end trace 4da764b85ccd757d ]---