kernel msg: ebtables bug: please report to author: counter_offset != totalcnt
WARNING: CPU: 0 PID: 16571 at net/ipv4/tcp_input.c:2191 tcp_mark_head_lost+0x770/0x8f0 net/ipv4/tcp_input.c:2191
Kernel panic - not syncing: panic_on_warn set ...

CPU: 0 PID: 16571 Comm: syz-executor0 Not tainted 4.16.0-rc4+ #258
Hardware name: Google Google Compute Engine/Google Compute Engine, BIOS Google 01/01/2011
Call Trace:
 __dump_stack lib/dump_stack.c:17 [inline]
 dump_stack+0x194/0x24d lib/dump_stack.c:53
 panic+0x1e4/0x41c kernel/panic.c:183
 __warn+0x1dc/0x200 kernel/panic.c:547
 report_bug+0x211/0x2d0 lib/bug.c:184
 fixup_bug.part.11+0x37/0x80 arch/x86/kernel/traps.c:178
 fixup_bug arch/x86/kernel/traps.c:247 [inline]
 do_error_trap+0x2d7/0x3e0 arch/x86/kernel/traps.c:296
 do_invalid_op+0x1b/0x20 arch/x86/kernel/traps.c:315
 invalid_op+0x1b/0x40 arch/x86/entry/entry_64.S:986
RIP: 0010:tcp_mark_head_lost+0x770/0x8f0 net/ipv4/tcp_input.c:2191
RSP: 0018:ffff8801ba537340 EFLAGS: 00010216
RAX: 0000000000010000 RBX: 0000000000000008 RCX: ffffffff84c680a0
RDX: 0000000000000bf6 RSI: ffffc9000190e000 RDI: ffff8801d2c71dbc
RBP: ffff8801ba5373c0 R08: 0000000000000000 R09: ffff8801ba537730
R10: 0000000000000007 R11: 0000000000000000 R12: ffff8801d2c71500
R13: dffffc0000000000 R14: ffff8801b4ea9875 R15: 0000000000000004
 tcp_update_scoreboard net/ipv4/tcp_input.c:2205 [inline]
 tcp_fastretrans_alert+0x1907/0x2220 net/ipv4/tcp_input.c:2845
 tcp_ack+0x2b5c/0x51a0 net/ipv4/tcp_input.c:3615
 tcp_rcv_established+0x8d1/0x1be0 net/ipv4/tcp_input.c:5454
 tcp_v4_do_rcv+0x2ab/0x7d0 net/ipv4/tcp_ipv4.c:1462
 sk_backlog_rcv include/net/sock.h:909 [inline]
 __release_sock+0x124/0x360 net/core/sock.c:2276
 release_sock+0xa4/0x2a0 net/core/sock.c:2791
 tcp_sendmsg+0x3a/0x50 net/ipv4/tcp.c:1437
 inet_sendmsg+0x11f/0x5e0 net/ipv4/af_inet.c:763
 sock_sendmsg_nosec net/socket.c:629 [inline]
 sock_sendmsg+0xca/0x110 net/socket.c:639
 SYSC_sendto+0x361/0x5c0 net/socket.c:1748
 SyS_sendto+0x40/0x50 net/socket.c:1716
 do_syscall_64+0x281/0x940 arch/x86/entry/common.c:287
 entry_SYSCALL_64_after_hwframe+0x42/0xb7
RIP: 0033:0x453e69
RSP: 002b:00007f7237cd0c68 EFLAGS: 00000246 ORIG_RAX: 000000000000002c
RAX: ffffffffffffffda RBX: 00007f7237cd16d4 RCX: 0000000000453e69
RDX: 0000000000000a3d RSI: 0000000020000180 RDI: 0000000000000013
RBP: 000000000072bea0 R08: 0000000020000000 R09: 0000000000000010
R10: 0000000000000000 R11: 0000000000000246 R12: 00000000ffffffff
R13: 00000000000004cc R14: 00000000006f73c0 R15: 0000000000000000
Dumping ftrace buffer:
   (ftrace buffer empty)
Kernel Offset: disabled
Rebooting in 86400 seconds..