lapbether: lapb_data_request error - 4 lapbether: lapb_data_request error - 4 lapbether: lapb_data_request error - 4 lapbether: lapb_data_request error - 4 ================================================================== BUG: KCSAN: data-race in macsec_handle_frame / macsec_handle_frame read-write to 0xffff88814f052160 of 8 bytes by interrupt on cpu 1: macsec_handle_frame+0x36b/0x1430 __netif_receive_skb_core+0x9fb/0x1ec0 __netif_receive_skb+0x57/0x1b0 process_backlog+0x21f/0x380 __napi_poll+0x60/0x3b0 net_rx_action+0x328/0x6c0 __do_softirq+0xe4/0x2b0 run_ksoftirqd+0x23/0x30 smpboot_thread_fn+0x2f8/0x490 kthread+0x1ac/0x1e0 ret_from_fork+0x1f/0x30 read-write to 0xffff88814f052160 of 8 bytes by interrupt on cpu 0: macsec_handle_frame+0x36b/0x1430 __netif_receive_skb_core+0x9fb/0x1ec0 __netif_receive_skb+0x57/0x1b0 process_backlog+0x21f/0x380 __napi_poll+0x60/0x3b0 net_rx_action+0x328/0x6c0 __do_softirq+0xe4/0x2b0 do_softirq+0xb5/0xf0 __local_bh_enable_ip+0x73/0x80 local_bh_enable+0x1f/0x20 netif_rx+0x76/0x230 macvlan_broadcast+0x29c/0x3d0 macvlan_process_broadcast+0x278/0x310 process_one_work+0x3e6/0x750 worker_thread+0x5ef/0xa10 kthread+0x1ac/0x1e0 ret_from_fork+0x1f/0x30 value changed: 0x00000000000050f0 -> 0x00000000000050f1 Reported by Kernel Concurrency Sanitizer on: CPU: 0 PID: 27990 Comm: kworker/u4:16 Not tainted 6.2.0-rc7-syzkaller-00018-g0983f6bf2bfc-dirty #0 Hardware name: Google Google Compute Engine/Google Compute Engine, BIOS Google 01/12/2023 Workqueue: events_unbound macvlan_process_broadcast ==================================================================