IPVS: ftp: loaded support on port[0] = 21
WARNING: CPU: 0 PID: 4442 at net/bridge/netfilter/ebtables.c:2063 ebt_size_mwt net/bridge/netfilter/ebtables.c:2063 [inline]
WARNING: CPU: 0 PID: 4442 at net/bridge/netfilter/ebtables.c:2063 size_entry_mwt net/bridge/netfilter/ebtables.c:2144 [inline]
WARNING: CPU: 0 PID: 4442 at net/bridge/netfilter/ebtables.c:2063 compat_copy_entries+0xdaf/0x1170 net/bridge/netfilter/ebtables.c:2183
Kernel panic - not syncing: panic_on_warn set ...

CPU: 0 PID: 4442 Comm: syz-executor0 Not tainted 4.16.0+ #288
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+0x1a7/0x27d lib/dump_stack.c:53
 panic+0x1f8/0x42c kernel/panic.c:183
 __warn+0x1dc/0x200 kernel/panic.c:547
 report_bug+0x1f4/0x2b0 lib/bug.c:186
 fixup_bug.part.10+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:991
RIP: 0010:ebt_size_mwt net/bridge/netfilter/ebtables.c:2063 [inline]
RIP: 0010:size_entry_mwt net/bridge/netfilter/ebtables.c:2144 [inline]
RIP: 0010:compat_copy_entries+0xdaf/0x1170 net/bridge/netfilter/ebtables.c:2183
RSP: 0018:ffff8801adc177b0 EFLAGS: 00010293
RAX: ffff8801adce0540 RBX: 0000000000000000 RCX: ffffffff8630d07f
RDX: 0000000000000000 RSI: ffffc90001e78120 RDI: 0000000000000000
RBP: ffff8801adc17938 R08: 0000000000000004 R09: ffffed0039cb7193
R10: 0000000000000001 R11: ffffed0039cb7192 R12: 0000000000000004
R13: dffffc0000000000 R14: ffff8801adc17998 R15: 0000000000000014
 compat_do_replace+0x398/0x7d0 net/bridge/netfilter/ebtables.c:2272
 compat_do_ebt_set_ctl+0x22a/0x2d0 net/bridge/netfilter/ebtables.c:2354
 compat_nf_sockopt net/netfilter/nf_sockopt.c:144 [inline]
 compat_nf_setsockopt+0x88/0x130 net/netfilter/nf_sockopt.c:156
 compat_ip_setsockopt+0x8b/0xd0 net/ipv4/ip_sockglue.c:1287
 compat_raw_setsockopt+0xb7/0xd0 net/ipv4/raw.c:879
 compat_sock_common_setsockopt+0xb2/0x140 net/core/sock.c:2986
 __compat_sys_setsockopt+0x183/0x710 net/compat.c:403
 C_SYSC_setsockopt net/compat.c:416 [inline]
 compat_SyS_setsockopt+0x34/0x50 net/compat.c:413
 do_syscall_32_irqs_on arch/x86/entry/common.c:330 [inline]
 do_fast_syscall_32+0x3ec/0xf9f arch/x86/entry/common.c:392
 entry_SYSENTER_compat+0x70/0x7f arch/x86/entry/entry_64_compat.S:139
RIP: 0023:0xf7f3bc99
RSP: 002b:00000000fff50fcc EFLAGS: 00000282 ORIG_RAX: 000000000000016e
RAX: ffffffffffffffda RBX: 0000000000000003 RCX: 0000000000000000
RDX: 0000000000000080 RSI: 0000000020000340 RDI: 00000000000001b8
RBP: 0000000000000000 R08: 0000000000000000 R09: 0000000000000000
R10: 0000000000000000 R11: 0000000000000000 R12: 0000000000000000
R13: 0000000000000000 R14: 0000000000000000 R15: 0000000000000000
Dumping ftrace buffer:
   (ftrace buffer empty)
Kernel Offset: disabled
Rebooting in 86400 seconds..