IPv6: ADDRCONF(NETDEV_CHANGE): team_slave_1: link becomes ready
IPv6: ADDRCONF(NETDEV_UP): hsr0: link is not ready
IPv6: ADDRCONF(NETDEV_CHANGE): hsr0: link becomes ready
IPv6: ADDRCONF(NETDEV_UP): bridge0: link is not ready
IPv6: ADDRCONF(NETDEV_UP): vxcan1: link is not ready
WARNING: CPU: 0 PID: 2460 at kernel/events/core.c:1651 perf_group_attach+0x3e1/0x550 kernel/events/core.c:1638
Kernel panic - not syncing: panic_on_warn set ...

CPU: 0 PID: 2460 Comm: kworker/u4:5 Not tainted 4.15.0+ #1
Hardware name: Google Google Compute Engine/Google Compute Engine, BIOS Google 01/01/2011
Workqueue: bat_events batadv_nc_worker
Call Trace:
 <IRQ>
 __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:178 [inline]
 do_error_trap+0x1bd/0x460 arch/x86/kernel/traps.c:296
 do_invalid_op+0x1b/0x20 arch/x86/kernel/traps.c:315
 invalid_op+0x22/0x40 arch/x86/entry/entry_64.S:1097
RIP: 0010:perf_group_attach+0x3e1/0x550 kernel/events/core.c:1651
RSP: 0018:ffff8800aec07c28 EFLAGS: 00010006
RAX: dffffc0000000000 RBX: ffff880082814340 RCX: 1ffff10015d862a6
RDX: 1ffff100105028a7 RSI: ffff8800aec31420 RDI: ffff880082814538
RBP: ffff8800aec07cc8 R08: ffff88021fff7018 R09: 0000000000000006
R10: ffffed0043ffee01 R11: 0000000000000001 R12: 1ffff10015d80f88
R13: ffffe8ffffc11e90 R14: ffff880082814bc0 R15: ffff8800aec07ca0
 add_event_to_ctx kernel/events/core.c:2193 [inline]
 __perf_install_in_context+0x228/0x2d0 kernel/events/core.c:2320
 remote_function+0xff/0x180 kernel/events/core.c:87
 flush_smp_call_function_queue+0x185/0x560 kernel/smp.c:243
 generic_smp_call_function_single_interrupt+0xe/0x11 kernel/smp.c:192
 smp_call_function_single_interrupt+0x10e/0x6b0 arch/x86/kernel/smp.c:295
 call_function_single_interrupt+0xa9/0xb0 arch/x86/entry/entry_64.S:960
 </IRQ>
RIP: 0010:arch_local_irq_restore arch/x86/include/asm/paravirt.h:777 [inline]
RIP: 0010:lock_release+0x4ca/0x990 kernel/locking/lockdep.c:3942
RSP: 0018:ffff8800a1c3f320 EFLAGS: 00000282 ORIG_RAX: ffffffffffffff04
RAX: dffffc0000000000 RBX: 1ffff10014387e68 RCX: 1ffff100143855dc
RDX: 1ffffffff112276d RSI: 0000000000000003 RDI: 0000000000000282
RBP: ffff8800a1c3f448 R08: 0000000000000000 R09: 0000000000000008
R10: 3caf2b0481c4730a R11: ffff8800a1c2a640 R12: ffff8800a1c2a640
R13: 4904c75832a57812 R14: 0000000000000002 R15: ffff8800a1c2a640
 rcu_lock_release include/linux/rcupdate.h:249 [inline]
 rcu_read_unlock include/linux/rcupdate.h:686 [inline]
 batadv_nc_purge_orig_hash net/batman-adv/network-coding.c:420 [inline]
 batadv_nc_worker+0x295/0x7e0 net/batman-adv/network-coding.c:726
 process_one_work+0x9a7/0x1910 kernel/workqueue.c:2113
 worker_thread+0x212/0x18f0 kernel/workqueue.c:2247
 kthread+0x316/0x3d0 kernel/kthread.c:238
 ret_from_fork+0x24/0x30 arch/x86/entry/entry_64.S:542
Kernel Offset: disabled
Rebooting in 86400 seconds..