ODEBUG: assert_init not available (active state 0) object type: timer_list hint: 0x58800
------------[ cut here ]------------
WARNING: CPU: 1 PID: 22 at lib/debugobjects.c:287 debug_print_object.cold+0xa7/0xdb lib/debugobjects.c:287
Kernel panic - not syncing: panic_on_warn set ...

CPU: 1 PID: 22 Comm: kworker/u4:1 Not tainted 4.14.134 #30
Hardware name: Google Google Compute Engine/Google Compute Engine, BIOS Google 01/01/2011
Workqueue: tipc_send tipc_send_work
net_ratelimit: 24 callbacks suppressed
protocol 88fb is buggy, dev hsr_slave_0
Call Trace:
 __dump_stack lib/dump_stack.c:17 [inline]
 dump_stack+0x138/0x19c lib/dump_stack.c:53
 panic+0x1f2/0x426 kernel/panic.c:182
protocol 88fb is buggy, dev hsr_slave_1
 __warn.cold+0x2f/0x36 kernel/panic.c:546
 report_bug+0x216/0x254 lib/bug.c:186
 fixup_bug arch/x86/kernel/traps.c:177 [inline]
 fixup_bug arch/x86/kernel/traps.c:172 [inline]
 do_error_trap+0x1bb/0x310 arch/x86/kernel/traps.c:295
 do_invalid_op+0x1b/0x20 arch/x86/kernel/traps.c:314
 invalid_op+0x1b/0x40 arch/x86/entry/entry_64.S:960
RIP: 0010:debug_print_object.cold+0xa7/0xdb lib/debugobjects.c:287
RSP: 0018:ffff8880a9e579d8 EFLAGS: 00010286
RAX: 0000000000000058 RBX: 0000000000000005 RCX: 0000000000000000
RDX: 0000000000000000 RSI: ffffffff866d0e00 RDI: ffffed10153caf31
RBP: ffff8880a9e57a00 R08: 0000000000000058 R09: ffff8880a9e4aeb0
R10: 0000000000000000 R11: 0000000000000000 R12: ffffffff866cc000
R13: 0000000000058800 R14: 0000000000000000 R15: ffff888099b13f18
 debug_object_assert_init lib/debugobjects.c:656 [inline]
 debug_object_assert_init+0x22f/0x300 lib/debugobjects.c:627
 debug_timer_assert_init kernel/time/timer.c:707 [inline]
 debug_assert_init kernel/time/timer.c:755 [inline]
 del_timer+0x67/0xf0 kernel/time/timer.c:1150
 tipc_subscrb_subscrp_delete+0x16a/0x3a0 net/tipc/subscr.c:207
 tipc_subscrb_delete net/tipc/subscr.c:238 [inline]
 tipc_subscrb_release_cb+0x18/0x30 net/tipc/subscr.c:316
 tipc_close_conn+0x176/0x210 net/tipc/server.c:203
 tipc_send_to_sock net/tipc/server.c:538 [inline]
 tipc_send_work+0x470/0x5a0 net/tipc/server.c:564
 process_one_work+0x863/0x1600 kernel/workqueue.c:2114
 worker_thread+0x5d9/0x1050 kernel/workqueue.c:2248
 kthread+0x319/0x430 kernel/kthread.c:232
 ret_from_fork+0x24/0x30 arch/x86/entry/entry_64.S:404
Kernel Offset: disabled
Rebooting in 86400 seconds..