WARNING: CPU: 1 PID: 2498 at net/batman-adv/multicast.c:371 batadv_mcast_mla_tt_add net/batman-adv/multicast.c:371 [inline]
WARNING: CPU: 1 PID: 2498 at net/batman-adv/multicast.c:371 __batadv_mcast_mla_update net/batman-adv/multicast.c:636 [inline]
WARNING: CPU: 1 PID: 2498 at net/batman-adv/multicast.c:371 batadv_mcast_mla_update+0x248f/0x2da0 net/batman-adv/multicast.c:661
Kernel panic - not syncing: panic_on_warn set ...
CPU: 1 PID: 2498 Comm: kworker/u4:4 Not tainted 4.20.0-rc7+ #249
Hardware name: Google Google Compute Engine/Google Compute Engine, BIOS Google 01/01/2011
Workqueue: bat_events batadv_mcast_mla_update
Call Trace:
 __dump_stack lib/dump_stack.c:77 [inline]
 dump_stack+0x1d3/0x2c6 lib/dump_stack.c:113
 panic+0x2ad/0x55c kernel/panic.c:188
 __warn.cold.8+0x20/0x45 kernel/panic.c:540
IPVS: set_ctl: invalid protocol: 0 255.255.255.255:0
 report_bug+0x254/0x2d0 lib/bug.c:186
 fixup_bug arch/x86/kernel/traps.c:178 [inline]
 do_error_trap+0x11b/0x200 arch/x86/kernel/traps.c:271
 do_invalid_op+0x36/0x40 arch/x86/kernel/traps.c:290
 invalid_op+0x14/0x20 arch/x86/entry/entry_64.S:973
RIP: 0010:batadv_mcast_mla_tt_add net/batman-adv/multicast.c:371 [inline]
RIP: 0010:__batadv_mcast_mla_update net/batman-adv/multicast.c:636 [inline]
RIP: 0010:batadv_mcast_mla_update+0x248f/0x2da0 net/batman-adv/multicast.c:661
Code: 49 c1 ee 03 48 b8 00 00 00 00 00 fc ff df be f8 f8 ff ff 66 41 89 34 06 48 c1 ea 03 c6 04 02 f8 e9 f7 e7 ff ff e8 51 5a c3 f9 <0f> 0b e9 b8 e3 ff ff 48 8b bd 48 fc ff ff e8 0e 62 06 fa e9 99 df
RSP: 0018:ffff8880a158f338 EFLAGS: 00010293
kobject: 'loop5' (00000000edb64920): kobject_uevent_env
RAX: ffff8880a156e140 RBX: 0000000000000001 RCX: ffffffff87bae3a5
RDX: 0000000000000000 RSI: ffffffff87baffef RDI: 0000000000000007
RBP: ffff8880a158f738 R08: ffff8880a156e140 R09: 0000000000000006
R10: 0000000000000000 R11: ffff8880a156e140 R12: ffff8880a158f490
R13: 0000000000000000 R14: 1ffff110142b1e92 R15: ffff8880a158f710
kobject: 'loop5' (00000000edb64920): fill_kobj_path: path = '/devices/virtual/block/loop5'
 process_one_work+0xc90/0x1c40 kernel/workqueue.c:2153
kobject: 'loop1' (000000008564516f): kobject_uevent_env
kobject: 'loop1' (000000008564516f): fill_kobj_path: path = '/devices/virtual/block/loop1'
 worker_thread+0x17f/0x1390 kernel/workqueue.c:2296
 kthread+0x35a/0x440 kernel/kthread.c:246
 ret_from_fork+0x3a/0x50 arch/x86/entry/entry_64.S:352
Kernel Offset: disabled
Rebooting in 86400 seconds..