bridge0: port 1(bridge_slave_0) entered blocking state
bridge0: port 1(bridge_slave_0) entered forwarding state
net/hsr/hsr_forward.c:366: Malformed frame (port_src hsr0)
------------[ cut here ]------------
IPv6: ADDRCONF(NETDEV_UP): veth1_to_bridge: link is not ready
WARNING: CPU: 1 PID: 7283 at net/hsr/hsr_forward.c:366 hsr_forward_skb.cold.7+0x26/0x10c net/hsr/hsr_forward.c:365
Kernel panic - not syncing: panic_on_warn set ...

CPU: 1 PID: 7283 Comm: syz-executor.1 Not tainted 4.14.193-syzkaller #0
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+0xf7/0x13b lib/dump_stack.c:58
 panic+0x1b0/0x358 kernel/panic.c:183
 __warn.cold.8+0x25/0x2c kernel/panic.c:547
 report_bug+0x1a4/0x1f3 lib/bug.c:186
 fixup_bug arch/x86/kernel/traps.c:177 [inline]
 do_error_trap+0x1bd/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:964
RIP: 0010:hsr_forward_skb.cold.7+0x26/0x10c net/hsr/hsr_forward.c:365
RSP: 0018:ffff8880942678b0 EFLAGS: 00010282
RAX: 000000000000003a RBX: ffff888095c2aec0 RCX: 0000000000000000
RDX: 000000000000003a RSI: ffffffff86cc3100 RDI: ffffed101284cf0d
RBP: ffff888094267950 R08: 0000000000000001 R09: 0000000000000000
R10: 0000000000000000 R11: dffffc0000000000 R12: ffff88809035a440
R13: ffff8880860dee10 R14: 0000000000000000 R15: 000000000000ffff
 hsr_dev_xmit+0x68/0xa0 net/hsr/hsr_device.c:242
IPv6: ADDRCONF(NETDEV_UP): veth0_to_bond: link is not ready
 __netdev_start_xmit include/linux/netdevice.h:4039 [inline]
 netdev_start_xmit include/linux/netdevice.h:4048 [inline]
 packet_direct_xmit+0x3ed/0x630 net/packet/af_packet.c:269
 packet_snd net/packet/af_packet.c:3012 [inline]
 packet_sendmsg+0x32b6/0x6520 net/packet/af_packet.c:3037
 sock_sendmsg_nosec net/socket.c:646 [inline]
 sock_sendmsg+0xb5/0xf0 net/socket.c:656
 SYSC_sendto+0x1e3/0x2c0 net/socket.c:1763
 SyS_sendto+0x9/0x10 net/socket.c:1731
 do_syscall_64+0x1c7/0x5b0 arch/x86/entry/common.c:292
 entry_SYSCALL_64_after_hwframe+0x46/0xbb
IPv6: ADDRCONF(NETDEV_UP): veth1_to_bond: link is not ready
RIP: 0033:0x45a999
RSP: 002b:00007f6404c49c78 EFLAGS: 00000246 ORIG_RAX: 000000000000002c
RAX: ffffffffffffffda RBX: 0000000000000006 RCX: 000000000045a999
RDX: 000000000000000e RSI: 0000000020000100 RDI: 0000000000000003
RBP: 000000000075bf20 R08: 0000000000000000 R09: 0000000000000000
R10: 0000000000000000 R11: 0000000000000246 R12: 00007f6404c4a6d4
R13: 00000000004c9b34 R14: 00000000004e1a80 R15: 00000000ffffffff
Kernel Offset: disabled
Rebooting in 86400 seconds..