bridge0: received packet on syz_tun with own address as source address (addr:aa:aa:aa:aa:aa:aa, vlan:0)
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WARNING: CPU: 0 PID: 7844 at net/bridge/br_netfilter_hooks.c:630 br_nf_local_in+0x48c/0x4d0
Modules linked in:
CPU: 0 UID: 0 PID: 7844 Comm: syz.1.484 Not tainted syzkaller #0 PREEMPT(full) 
Hardware name: QEMU Standard PC (Q35 + ICH9, 2009), BIOS 1.16.2-debian-1.16.2-1 04/01/2014
RIP: 0010:br_nf_local_in+0x48c/0x4d0
Code: e8 d9 34 64 f7 90 0f 0b 90 4c 89 f7 e8 bd 2b 00 00 e9 0b fd ff ff e8 c3 34 64 f7 90 0f 0b 90 e9 cf fd ff ff e8 b5 34 64 f7 90 <0f> 0b 90 e9 3b ff ff ff 44 89 f9 80 e1 07 80 c1 03 38 c1 0f 8c 4a
RSP: 0018:ffffc90004766cc8 EFLAGS: 00010293
RAX: ffffffff8a5b777b RBX: 0000000000000001 RCX: ffff888039f93980
RDX: 0000000000000000 RSI: 0000000000000000 RDI: 0000000000000000
RBP: ffffffff8c99dc08 R08: ffff8880292c3ec7 R09: 1ffff110052587d8
R10: dffffc0000000000 R11: ffffed10052587d9 R12: ffff8880292c3ec0
R13: ffff8881119dc668 R14: 0000000000000000 R15: 0000000000000001
FS:  00007f464624b6c0(0000) GS:ffff8880b861c000(0000) knlGS:0000000000000000
CS:  0010 DS: 0000 ES: 0000 CR0: 0000000080050033
CR2: 0000200000002000 CR3: 0000000112788000 CR4: 00000000000006f0
Call Trace:
 <TASK>
 nf_hook_slow+0xc5/0x220
 NF_HOOK+0x251/0x390
 br_handle_frame_finish+0x14d1/0x19b0
 br_nf_hook_thresh+0x3c6/0x4a0
 br_nf_pre_routing_finish_ipv6+0x948/0xd00
 br_nf_pre_routing_ipv6+0x37e/0x6b0
 br_handle_frame+0x982/0x14c0
 __netif_receive_skb_core+0x10b9/0x4020
 __netif_receive_skb+0x72/0x380
 netif_receive_skb+0x1cb/0x790
 tun_rx_batched+0x1b9/0x730
 tun_get_user+0x2aa2/0x3e20
 tun_chr_write_iter+0x113/0x200
 vfs_write+0x5c9/0xb30
 ksys_write+0x145/0x250
 do_syscall_64+0xfa/0x3b0
 entry_SYSCALL_64_after_hwframe+0x77/0x7f
RIP: 0033:0x7f464538d69f
Code: 89 54 24 18 48 89 74 24 10 89 7c 24 08 e8 f9 92 02 00 48 8b 54 24 18 48 8b 74 24 10 41 89 c0 8b 7c 24 08 b8 01 00 00 00 0f 05 <48> 3d 00 f0 ff ff 77 31 44 89 c7 48 89 44 24 08 e8 4c 93 02 00 48
RSP: 002b:00007f464624b000 EFLAGS: 00000293 ORIG_RAX: 0000000000000001
RAX: ffffffffffffffda RBX: 00007f46455b6090 RCX: 00007f464538d69f
RDX: 000000000000007a RSI: 0000200000000300 RDI: 00000000000000c8
RBP: 00007f4645411e19 R08: 0000000000000000 R09: 0000000000000000
R10: 000000000000007a R11: 0000000000000293 R12: 0000000000000000
R13: 00007f46455b6128 R14: 00007f46455b6090 R15: 00007ffce39b9398
 </TASK>
