sg_write: data in/out 1651733771/204 bytes for SCSI command 0x0-- guessing data in;
   program syz-executor1 not setting count and/or reply_len properly
------------[ cut here ]------------
WARNING: CPU: 1 PID: 24596 at net/xfrm/xfrm_policy.c:787 xfrm_policy_insert+0x646/0xf20 net/xfrm/xfrm_policy.c:787
Kernel panic - not syncing: panic_on_warn set ...

CPU: 1 PID: 24596 Comm: syz-executor0 Not tainted 4.9.105-gd7e64f8 #43
Hardware name: Google Google Compute Engine/Google Compute Engine, BIOS Google 01/01/2011
 ffff8801c9cb73b8 ffffffff81eb41a9 ffffffff83c48b40 00000000ffffffff
 0000000000000000 0000000000000001 0000000000000313 ffff8801c9cb7478
 ffffffff81421e15 0000000041b58ab3 ffffffff843b9990 ffffffff81421c56
Call Trace:
 [<ffffffff81eb41a9>] __dump_stack lib/dump_stack.c:15 [inline]
 [<ffffffff81eb41a9>] dump_stack+0xc1/0x128 lib/dump_stack.c:51
 [<ffffffff81421e15>] panic+0x1bf/0x3bc kernel/panic.c:179
 [<ffffffff81422101>] __warn.cold.9+0xc1/0x17f kernel/panic.c:542
 [<ffffffff811367cc>] warn_slowpath_null+0x2c/0x40 kernel/panic.c:585
 [<ffffffff834f6e86>] xfrm_policy_insert+0x646/0xf20 net/xfrm/xfrm_policy.c:787
 [<ffffffff83528418>] xfrm_add_policy+0x248/0x4f0 net/xfrm/xfrm_user.c:1565
 [<ffffffff83524b87>] xfrm_user_rcv_msg+0x3c7/0x6b0 net/xfrm/xfrm_user.c:2544
 [<ffffffff831d2755>] netlink_rcv_skb+0x145/0x370 net/netlink/af_netlink.c:2358
 [<ffffffff8352170f>] xfrm_netlink_rcv+0x6f/0x90 net/xfrm/xfrm_user.c:2552
 [<ffffffff831d1308>] netlink_unicast_kernel net/netlink/af_netlink.c:1278 [inline]
 [<ffffffff831d1308>] netlink_unicast+0x4d8/0x6f0 net/netlink/af_netlink.c:1304
 [<ffffffff831d1cb5>] netlink_sendmsg+0x795/0xc30 net/netlink/af_netlink.c:1852
 [<ffffffff83016fcc>] sock_sendmsg_nosec net/socket.c:635 [inline]
 [<ffffffff83016fcc>] sock_sendmsg+0xcc/0x110 net/socket.c:645
 [<ffffffff83018a6c>] ___sys_sendmsg+0x6fc/0x840 net/socket.c:1969
 [<ffffffff8301aad9>] __sys_sendmsg+0xd9/0x190 net/socket.c:2003
 [<ffffffff8301abbd>] SYSC_sendmsg net/socket.c:2014 [inline]
 [<ffffffff8301abbd>] SyS_sendmsg+0x2d/0x50 net/socket.c:2010
 [<ffffffff81006316>] do_syscall_64+0x1a6/0x490 arch/x86/entry/common.c:282
 [<ffffffff839f9b13>] entry_SYSCALL_64_after_swapgs+0x5d/0xdb
Dumping ftrace buffer:
   (ftrace buffer empty)
Kernel Offset: disabled
Rebooting in 86400 seconds..