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BUG: KASAN: invalid-access in __packet_get_status+0xb0/0x12c net/packet/af_packet.c:439
Read at addr f7ff00002b238000 by task kworker/0:3/15165
Pointer tag: [f7], memory tag: [f0]

CPU: 0 PID: 15165 Comm: kworker/0:3 Not tainted 6.7.0-syzkaller-12824-g9d64bf433c53 #0
Hardware name: linux,dummy-virt (DT)
Workqueue: wg-crypt-wg1 wg_packet_tx_worker
Call trace:
 dump_backtrace+0x94/0xec arch/arm64/kernel/stacktrace.c:291
 show_stack+0x18/0x24 arch/arm64/kernel/stacktrace.c:298
 __dump_stack lib/dump_stack.c:88 [inline]
 dump_stack_lvl+0x48/0x60 lib/dump_stack.c:106
 print_address_description mm/kasan/report.c:377 [inline]
 print_report+0x108/0x618 mm/kasan/report.c:488
 kasan_report+0x88/0xac mm/kasan/report.c:601
 report_tag_fault arch/arm64/mm/fault.c:334 [inline]
 do_tag_recovery arch/arm64/mm/fault.c:346 [inline]
 __do_kernel_fault+0x17c/0x1e8 arch/arm64/mm/fault.c:393
 do_bad_area arch/arm64/mm/fault.c:493 [inline]
 do_tag_check_fault+0x78/0x8c arch/arm64/mm/fault.c:772
 do_mem_abort+0x44/0x94 arch/arm64/mm/fault.c:848
 el1_abort+0x40/0x60 arch/arm64/kernel/entry-common.c:398
 el1h_64_sync_handler+0xd8/0xe4 arch/arm64/kernel/entry-common.c:458
 el1h_64_sync+0x64/0x68 arch/arm64/kernel/entry.S:593
 __packet_get_status+0xb0/0x12c net/packet/af_packet.c:439
 packet_lookup_frame net/packet/af_packet.c:528 [inline]
 __tpacket_has_room net/packet/af_packet.c:1259 [inline]
 __packet_rcv_has_room+0xf8/0x188 net/packet/af_packet.c:1300
 tpacket_rcv+0x158/0xbcc net/packet/af_packet.c:2286
 dev_queue_xmit_nit+0x27c/0x2c0 net/core/dev.c:2312
 xmit_one net/core/dev.c:3543 [inline]
 dev_hard_start_xmit+0x74/0x110 net/core/dev.c:3563
 __dev_queue_xmit+0x1c0/0xe5c net/core/dev.c:4351
 dev_queue_xmit include/linux/netdevice.h:3171 [inline]
 neigh_hh_output include/net/neighbour.h:526 [inline]
 neigh_output include/net/neighbour.h:540 [inline]
 ip_finish_output2+0x310/0x64c net/ipv4/ip_output.c:235
 __ip_finish_output net/ipv4/ip_output.c:313 [inline]
 __ip_finish_output+0xa4/0x19c net/ipv4/ip_output.c:295
 ip_finish_output+0x34/0x108 net/ipv4/ip_output.c:323
 NF_HOOK_COND include/linux/netfilter.h:303 [inline]
 ip_output+0x68/0x100 net/ipv4/ip_output.c:433
 dst_output include/net/dst.h:451 [inline]
 ip_local_out+0x48/0x5c net/ipv4/ip_output.c:129
 iptunnel_xmit+0x138/0x330 net/ipv4/ip_tunnel_core.c:82
 udp_tunnel_xmit_skb+0xe8/0x11c net/ipv4/udp_tunnel_core.c:172
 send4+0x120/0x2ac drivers/net/wireguard/socket.c:85
 wg_socket_send_skb_to_peer+0xb0/0xcc drivers/net/wireguard/socket.c:175
 wg_packet_create_data_done drivers/net/wireguard/send.c:251 [inline]
 wg_packet_tx_worker+0x88/0x1b8 drivers/net/wireguard/send.c:276
 process_one_work+0x148/0x258 kernel/workqueue.c:2633
 process_scheduled_works kernel/workqueue.c:2706 [inline]
 worker_thread+0x2b4/0x3cc kernel/workqueue.c:2787
 kthread+0x114/0x118 kernel/kthread.c:388
 ret_from_fork+0x10/0x20 arch/arm64/kernel/entry.S:860

The buggy address belongs to the physical page:
page:00000000bb08b057 refcount:9 mapcount:1 mapping:0000000000000000 index:0x0 pfn:0x6b238
head:00000000bb08b057 order:3 entire_mapcount:0 nr_pages_mapped:8 pincount:0
flags: 0x1ffc20006000040(head|arch_2|arch_3|node=0|zone=0|lastcpupid=0x7ff|kasantag=0x8)
page_type: 0x0()
raw: 01ffc20006000040 0000000000000000 dead000000000122 0000000000000000
raw: 0000000000000000 0000000000000000 0000000900000000 0000000000000000
page dumped because: kasan: bad access detected

Memory state around the buggy address:
 ffff00002b237e00: f0 f0 f0 f0 f0 f0 f0 f0 f0 f0 f0 f0 f0 f0 f0 f0
 ffff00002b237f00: f0 f0 f0 f0 f0 f0 f0 f0 f0 f0 f0 f0 f0 f0 f0 f0
>ffff00002b238000: f0 f0 f0 f0 f0 f0 f0 f0 f0 f0 f0 f0 f0 f0 f0 f0
                   ^
 ffff00002b238100: f0 f0 f0 f0 f0 f0 f0 f0 f0 f0 f0 f0 f0 f0 f0 f0
 ffff00002b238200: f0 f0 f0 f0 f0 f0 f0 f0 f0 f0 f0 f0 f0 f0 f0 f0
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