netlink: 12 bytes leftover after parsing attributes in process `syz-executor6'.
netlink: 12 bytes leftover after parsing attributes in process `syz-executor6'.
netlink: 12 bytes leftover after parsing attributes in process `syz-executor5'.
netlink: 12 bytes leftover after parsing attributes in process `syz-executor5'.
------------[ cut here ]------------
WARNING: CPU: 1 PID: 5816 at net/xfrm/xfrm_policy.c:770 xfrm_policy_insert+0x60f/0xed0 net/xfrm/xfrm_policy.c:770()
Kernel panic - not syncing: panic_on_warn set ...

CPU: 1 PID: 5816 Comm: syz-executor6 Not tainted 4.4.147-ga5fc665 #80
Hardware name: Google Google Compute Engine/Google Compute Engine, BIOS Google 01/01/2011
 0000000000000000 19c901573ff3c247 ffff8800bab9f420 ffffffff81e12a4d
 ffffffff83a44d40 ffff8800baba0000 ffffffff83f25c20 0000000000000009
 0000000000000302 ffff8800bab9f4e0 ffffffff8140c6a4 0000000041b58ab3
Call Trace:
 [<ffffffff81e12a4d>] __dump_stack lib/dump_stack.c:15 [inline]
 [<ffffffff81e12a4d>] dump_stack+0xc1/0x124 lib/dump_stack.c:51
 [<ffffffff8140c6a4>] panic+0x19e/0x38d kernel/panic.c:112
 [<ffffffff8140c8c8>] warn_slowpath_common.cold.6+0x20/0x20 kernel/panic.c:455
 [<ffffffff81132349>] warn_slowpath_null+0x29/0x30 kernel/panic.c:492
 [<ffffffff833ce9bf>] xfrm_policy_insert+0x60f/0xed0 net/xfrm/xfrm_policy.c:770
 [<ffffffff83400798>] xfrm_add_policy+0x248/0x500 net/xfrm/xfrm_user.c:1561
 [<ffffffff833fced6>] xfrm_user_rcv_msg+0x3d6/0x6c0 net/xfrm/xfrm_user.c:2544
 [<ffffffff830bfd25>] netlink_rcv_skb+0x145/0x370 net/netlink/af_netlink.c:2361
 [<ffffffff833f9a8f>] xfrm_netlink_rcv+0x6f/0x90 net/xfrm/xfrm_user.c:2552
 [<ffffffff830be8d9>] netlink_unicast_kernel net/netlink/af_netlink.c:1277 [inline]
 [<ffffffff830be8d9>] netlink_unicast+0x4e9/0x700 net/netlink/af_netlink.c:1303
 [<ffffffff830bf285>] netlink_sendmsg+0x795/0xc30 net/netlink/af_netlink.c:1859
 [<ffffffff82f2391c>] sock_sendmsg_nosec net/socket.c:626 [inline]
 [<ffffffff82f2391c>] sock_sendmsg+0xcc/0x110 net/socket.c:636
 [<ffffffff82f253e5>] ___sys_sendmsg+0x745/0x880 net/socket.c:1963
 [<ffffffff82f27486>] __sys_sendmsg+0xd6/0x190 net/socket.c:1997
 [<ffffffff82f2756d>] SYSC_sendmsg net/socket.c:2008 [inline]
 [<ffffffff82f2756d>] SyS_sendmsg+0x2d/0x50 net/socket.c:2004
 [<ffffffff838c8c65>] entry_SYSCALL_64_fastpath+0x22/0x9e
Dumping ftrace buffer:
   (ftrace buffer empty)
Kernel Offset: disabled
Rebooting in 86400 seconds..