------------[ cut here ]------------
WARNING: CPU: 1 PID: 3813 at mm/page_alloc.c:3069 __alloc_pages_slowpath mm/page_alloc.c:3069 [inline]()
WARNING: CPU: 1 PID: 3813 at mm/page_alloc.c:3069 __alloc_pages_nodemask+0x62a/0x15f0 mm/page_alloc.c:3315()
Kernel panic - not syncing: panic_on_warn set ...

CPU: 1 PID: 3813 Comm: syzkaller767862 Not tainted 4.4.115-g6b8924e #10
Hardware name: Google Google Compute Engine/Google Compute Engine, BIOS Google 01/01/2011
 0000000000000000 b927c70682a05a8a ffff8800bafa7180 ffffffff81d03dad
 ffffffff83843a40 ffff8800bafa7258 ffffffff8389b140 0000000000000009
 0000000000000bfd ffff8800bafa7248 ffffffff8141acca 0000000041b58ab3
Call Trace:
 [<ffffffff81d03dad>] __dump_stack lib/dump_stack.c:15 [inline]
 [<ffffffff81d03dad>] dump_stack+0xc1/0x124 lib/dump_stack.c:51
 [<ffffffff8141acca>] panic+0x1aa/0x388 kernel/panic.c:112
 [<ffffffff8112d8e5>] warn_slowpath_common+0x125/0x140 kernel/panic.c:455
 [<ffffffff8112db49>] warn_slowpath_null+0x29/0x30 kernel/panic.c:492
 [<ffffffff81438baa>] __alloc_pages_slowpath mm/page_alloc.c:3069 [inline]
 [<ffffffff81438baa>] __alloc_pages_nodemask+0x62a/0x15f0 mm/page_alloc.c:3315
 [<ffffffff81439b82>] __alloc_pages include/linux/gfp.h:415 [inline]
 [<ffffffff81439b82>] __alloc_pages_node include/linux/gfp.h:428 [inline]
 [<ffffffff81439b82>] alloc_pages_node include/linux/gfp.h:442 [inline]
 [<ffffffff81439b82>] alloc_kmem_pages+0x12/0x20 mm/page_alloc.c:3494
 [<ffffffff8147d08f>] kmalloc_order+0x1f/0x70 mm/slab_common.c:1014
 [<ffffffff8147d0ff>] kmalloc_order_trace+0x1f/0x1a0 mm/slab_common.c:1025
 [<ffffffff814f9886>] kmalloc_large include/linux/slab.h:408 [inline]
 [<ffffffff814f9886>] __kmalloc+0x1a6/0x320 mm/slub.c:3602
 [<ffffffff832e00da>] kmalloc include/linux/slab.h:481 [inline]
 [<ffffffff832e00da>] kzalloc include/linux/slab.h:620 [inline]
 [<ffffffff832e00da>] xfrm_alloc_replay_state_esn net/xfrm/xfrm_user.c:442 [inline]
 [<ffffffff832e00da>] xfrm_state_construct net/xfrm/xfrm_user.c:598 [inline]
 [<ffffffff832e00da>] xfrm_add_sa+0x19ea/0x2e40 net/xfrm/xfrm_user.c:636
 [<ffffffff832d056c>] xfrm_user_rcv_msg+0x41c/0x6b0 net/xfrm/xfrm_user.c:2525
 [<ffffffff82f8a50e>] netlink_rcv_skb+0x13e/0x370 net/netlink/af_netlink.c:2349
 [<ffffffff832cca9f>] xfrm_netlink_rcv+0x6f/0x90 net/xfrm/xfrm_user.c:2533
 [<ffffffff82f89092>] netlink_unicast_kernel net/netlink/af_netlink.c:1267 [inline]
 [<ffffffff82f89092>] netlink_unicast+0x522/0x760 net/netlink/af_netlink.c:1293
 [<ffffffff82f89bb8>] netlink_sendmsg+0x8e8/0xc50 net/netlink/af_netlink.c:1847
 [<ffffffff82deb94a>] sock_sendmsg_nosec net/socket.c:625 [inline]
 [<ffffffff82deb94a>] sock_sendmsg+0xca/0x110 net/socket.c:635
 [<ffffffff82ded521>] ___sys_sendmsg+0x6c1/0x7c0 net/socket.c:1962
 [<ffffffff82def573>] __sys_sendmsg+0xd3/0x190 net/socket.c:1996
 [<ffffffff82def65d>] SYSC_sendmsg net/socket.c:2007 [inline]
 [<ffffffff82def65d>] SyS_sendmsg+0x2d/0x50 net/socket.c:2003
 [<ffffffff8377451f>] entry_SYSCALL_64_fastpath+0x1c/0x98
Dumping ftrace buffer:
   (ftrace buffer empty)
Kernel Offset: disabled
Rebooting in 86400 seconds..