WARNING: CPU: 0 PID: 9750 at kernel/bpf/core.c:549 bpf_jit_free+0x2aa/0x3d0
Kernel panic - not syncing: panic_on_warn set ...

CPU: 0 PID: 9750 Comm: kworker/0:4 Not tainted 4.15.0-rc2+ #1
Hardware name: Google Google Compute Engine/Google Compute Engine, BIOS Google 01/01/2011
Workqueue: events bpf_prog_free_deferred
Call Trace:
 __dump_stack lib/dump_stack.c:17 [inline]
 dump_stack+0x145/0x1e1 lib/dump_stack.c:53
 panic+0x1a9/0x34e kernel/panic.c:183
 __warn.cold.8+0x120/0x156 kernel/panic.c:547
 report_bug+0x1a3/0x230 lib/bug.c:184
 fixup_bug arch/x86/kernel/traps.c:177 [inline]
 do_error_trap+0x1bd/0x460 arch/x86/kernel/traps.c:295
 do_invalid_op+0x1b/0x20 arch/x86/kernel/traps.c:314
 invalid_op+0x18/0x20 arch/x86/entry/entry_64.S:930
RIP: 0010:bpf_jit_free+0x2aa/0x3d0
RSP: 0018:ffff8801d9187470 EFLAGS: 00010206
RAX: 0000000000000007 RBX: ffffc900019d8000 RCX: dffffc0000000000
RDX: dead000000000200 RSI: ffff8801c07615c8 RDI: ffff8801bb281350
RBP: ffff8801d9187510 R08: ffff8801c33069d8 R09: 0000000000000006
R10: 0000000000000000 R11: ffff8801c33060c0 R12: 1ffff1003b230e91
R13: ffffc900019d8002 R14: ffffc900019d8018 R15: ffffffff883e8d00
 bpf_prog_free_deferred+0x74/0xa0 kernel/bpf/core.c:1579
 process_one_work+0x9f7/0x1a80 kernel/workqueue.c:2112
 worker_thread+0x212/0x18f0 kernel/workqueue.c:2246
 kthread+0x355/0x410 kernel/kthread.c:238
 ret_from_fork+0x24/0x30 arch/x86/entry/entry_64.S:441
Kernel Offset: disabled
Rebooting in 86400 seconds..