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 0xffff888132b3c168 of 8 bytes by interrupt on cpu 1: handle_not_macsec drivers/net/macsec.c:1062 [inline] macsec_handle_frame+0x36b/0x1410 drivers/net/macsec.c:1109 __netif_receive_skb_core+0x9fb/0x1ec0 net/core/dev.c:5373 __netif_receive_skb_one_core net/core/dev.c:5477 [inline] __netif_receive_skb+0x57/0x1b0 net/core/dev.c:5593 process_backlog+0x21f/0x380 net/core/dev.c:5921 __napi_poll+0x60/0x3b0 net/core/dev.c:6482 napi_poll net/core/dev.c:6549 [inline] net_rx_action+0x322/0x6c0 net/core/dev.c:6659 __do_softirq+0xe4/0x2b0 kernel/softirq.c:571 run_ksoftirqd+0x23/0x30 kernel/softirq.c:934 smpboot_thread_fn+0x2f8/0x490 kernel/smpboot.c:164 kthread+0x1ac/0x1e0 kernel/kthread.c:376 ret_from_fork+0x1f/0x30 arch/x86/entry/entry_64.S:308 read-write to 0xffff888132b3c168 of 8 bytes by interrupt on cpu 0: handle_not_macsec drivers/net/macsec.c:1062 [inline] macsec_handle_frame+0x36b/0x1410 drivers/net/macsec.c:1109 __netif_receive_skb_core+0x9fb/0x1ec0 net/core/dev.c:5373 __netif_receive_skb_one_core net/core/dev.c:5477 [inline] __netif_receive_skb+0x57/0x1b0 net/core/dev.c:5593 process_backlog+0x21f/0x380 net/core/dev.c:5921 __napi_poll+0x60/0x3b0 net/core/dev.c:6482 napi_poll net/core/dev.c:6549 [inline] net_rx_action+0x322/0x6c0 net/core/dev.c:6659 __do_softirq+0xe4/0x2b0 kernel/softirq.c:571 do_softirq+0xb5/0xf0 kernel/softirq.c:472 __local_bh_enable_ip+0x73/0x80 kernel/softirq.c:396 local_bh_enable+0x1f/0x20 include/linux/bottom_half.h:33 netif_rx+0x76/0x230 net/core/dev.c:5000 macvlan_broadcast+0x29c/0x3d0 drivers/net/macvlan.c:288 macvlan_process_broadcast+0x278/0x310 drivers/net/macvlan.c:314 process_one_work+0x3e6/0x750 kernel/workqueue.c:2390 process_scheduled_works kernel/workqueue.c:2453 [inline] worker_thread+0x79a/0xa10 kernel/workqueue.c:2539 kthread+0x1ac/0x1e0 kernel/kthread.c:376 ret_from_fork+0x1f/0x30 arch/x86/entry/entry_64.S:308 value changed: 0x0000000000001d47 -> 0x0000000000001d48 Reported by Kernel Concurrency Sanitizer on: CPU: 0 PID: 3158 Comm: kworker/u4:6 Not tainted 6.3.0-rc2-syzkaller-00006-gfc89d7fb499b #0 Hardware name: Google Google Compute Engine/Google Compute Engine, BIOS Google 03/02/2023 Workqueue: events_unbound macvlan_process_broadcast ================================================================== lapbether: lapb_data_request error - 4 lapbether: lapb_data_request error - 4 lapbether: lapb_data_request error - 4 lapbether: lapb_data_request error - 4 lapbether: lapb_data_request error - 4 lapbether: lapb_data_request error - 4 lapbether: lapb_data_request error - 4 lapbether: lapb_data_request error - 4 lapbether: lapb_data_request error - 4 lapbether: lapb_data_request error - 4 lapbether: lapb_data_request error - 4 lapbether: lapb_data_request error - 4 lapbether: lapb_data_request error - 4 lapbether: lapb_data_request error - 4 lapbether: lapb_data_request error - 4 lapbether: lapb_data_request error - 4 lapbether: lapb_data_request error - 4 lapbether: lapb_data_request error - 4 lapbether: lapb_data_request error - 4 lapbether: lapb_data_request error - 4 lapbether: lapb_data_request error - 4 lapbether: lapb_data_request error - 4 lapbether: lapb_data_request error - 4 lapbether: lapb_data_request error - 4 lapbether: lapb_data_request error - 4 lapbether: lapb_data_request error - 4 lapbether: lapb_data_request error - 4 lapbether: lapb_data_request error - 4 lapbether: lapb_data_request error - 4 lapbether: lapb_data_request error - 4 lapbether: lapb_data_request error - 4 lapbether: lapb_data_request error - 4 lapbether: lapb_data_request error - 4 lapbether: lapb_data_request error - 4 lapbether: lapb_data_request error - 4 lapbether: lapb_data_request error - 4 lapbether: lapb_data_request error - 4 lapbether: lapb_data_request error - 4 lapbether: lapb_data_request error - 4 lapbether: lapb_data_request error - 4 lapbether: lapb_data_request error - 4 lapbether: lapb_data_request error - 4 lapbether: lapb_data_request error - 4 lapbether: lapb_data_request error - 4 lapbether: lapb_data_request error - 4 lapbether: lapb_data_request error - 4 lapbether: lapb_data_request error - 4 lapbether: lapb_data_request error - 4 lapbether: lapb_data_request error - 4 lapbether: lapb_data_request error - 4 lapbether: lapb_data_request error - 4 lapbether: lapb_data_request error - 4 lapbether: lapb_data_request error - 4 lapbether: lapb_data_request error - 4 lapbether: lapb_data_request error - 4 lapbether: lapb_data_request error - 4 lapbether: lapb_data_request error - 4 lapbether: lapb_data_request error - 4 lapbether: lapb_data_request error - 4 lapbether: lapb_data_request error - 4 lapbether: lapb_data_request error - 4 lapbether: lapb_data_request error - 4 lapbether: lapb_data_request error - 4 lapbether: lapb_data_request error - 4 lapbether: lapb_data_request error - 4 lapbether: lapb_data_request error - 4 lapbether: lapb_data_request error - 4 lapbether: lapb_data_request error - 4 lapbether: lapb_data_request error - 4 lapbether: lapb_data_request error - 4 lapbether: lapb_data_request error - 4 lapbether: lapb_data_request error - 4 lapbether: lapb_data_request error - 4 lapbether: lapb_data_request error - 4 lapbether: lapb_data_request error - 4 lapbether: lapb_data_request error - 4 lapbether: lapb_data_request error - 4 lapbether: lapb_data_request error - 4 lapbether: lapb_data_request error - 4 lapbether: lapb_data_request error - 4 lapbether: lapb_data_request error - 4 lapbether: lapb_data_request error - 4 lapbether: lapb_data_request error - 4 lapbether: lapb_data_request error - 4 lapbether: lapb_data_request error - 4 lapbether: lapb_data_request error - 4 lapbether: lapb_data_request error - 4 lapbether: lapb_data_request error - 4 lapbether: lapb_data_request error - 4 lapbether: lapb_data_request error - 4 lapbether: lapb_data_request error - 4 lapbether: lapb_data_request error - 4 lapbether: lapb_data_request error - 4 lapbether: lapb_data_request error - 4 lapbether: lapb_data_request error - 4 lapbether: lapb_data_request error - 4 lapbether: lapb_data_request error - 4 lapbether: lapb_data_request error - 4 lapbether: lapb_data_request error - 4 lapbether: lapb_data_request error - 4 lapbether: lapb_data_request error - 4 lapbether: lapb_data_request error - 4 lapbether: lapb_data_request error - 4 lapbether: lapb_data_request error - 4 lapbether: lapb_data_request error - 4 lapbether: lapb_data_request error - 4 lapbether: lapb_data_request error - 4 lapbether: lapb_data_request error - 4 lapbether: lapb_data_request error - 4 lapbether: lapb_data_request error - 4 lapbether: lapb_data_request error - 4 lapbether: lapb_data_request error - 4 lapbether: lapb_data_request error - 4 lapbether: lapb_data_request error - 4 lapbether: lapb_data_request error - 4 lapbether: lapb_data_request error - 4 lapbether: lapb_data_request error - 4 lapbether: lapb_data_request error - 4 lapbether: lapb_data_request error - 4 lapbether: lapb_data_request error - 4 lapbether: lapb_data_request error - 4 lapbether: lapb_data_request error - 4 lapbether: lapb_data_request error - 4 lapbether: lapb_data_request error - 4 lapbether: lapb_data_request error - 4 lapbether: lapb_data_request error - 4 lapbether: lapb_data_request error - 4 lapbether: lapb_data_request error - 4 lapbether: lapb_data_request error - 4 lapbether: lapb_data_request error - 4 lapbether: lapb_data_request error - 4 lapbether: lapb_data_request error - 4 lapbether: lapb_data_request error - 4 lapbether: lapb_data_request error - 4 lapbether: lapb_data_request error - 4 lapbether: lapb_data_request error - 4 lapbether: lapb_data_request error - 4 lapbether: lapb_data_request error - 4 lapbether: lapb_data_request error - 4 lapbether: lapb_data_request error - 4 lapbether: lapb_data_request error - 4 lapbether: lapb_data_request error - 4 lapbether: lapb_data_request error - 4 lapbether: lapb_data_request error - 4 lapbether: lapb_data_request error - 4 lapbether: lapb_data_request error - 4 lapbether: lapb_data_request error - 4 lapbether: lapb_data_request error - 4 lapbether: lapb_data_request error - 4 lapbether: lapb_data_request error - 4