================================================================== BUG: KCSAN: data-race in can_can_gw_rcv / can_can_gw_rcv read-write to 0xffff88811a522020 of 4 bytes by interrupt on cpu 1: can_can_gw_rcv+0x807/0x820 net/can/gw.c:566 deliver net/can/af_can.c:575 [inline] can_rcv_filter+0xc7/0x4f0 net/can/af_can.c:602 can_receive+0x163/0x1c0 net/can/af_can.c:666 can_rcv+0xed/0x190 net/can/af_can.c:690 __netif_receive_skb_one_core net/core/dev.c:6152 [inline] __netif_receive_skb+0x120/0x270 net/core/dev.c:6265 process_backlog+0x228/0x420 net/core/dev.c:6617 __napi_poll+0x5f/0x300 net/core/dev.c:7681 napi_poll net/core/dev.c:7744 [inline] net_rx_action+0x452/0x930 net/core/dev.c:7896 handle_softirqs+0xb9/0x280 kernel/softirq.c:622 __do_softirq kernel/softirq.c:656 [inline] invoke_softirq kernel/softirq.c:496 [inline] __irq_exit_rcu+0x39/0xc0 kernel/softirq.c:723 instr_sysvec_apic_timer_interrupt arch/x86/kernel/apic/apic.c:1056 [inline] sysvec_apic_timer_interrupt+0x74/0x80 arch/x86/kernel/apic/apic.c:1056 asm_sysvec_apic_timer_interrupt+0x1a/0x20 arch/x86/include/asm/idtentry.h:697 __preempt_count_dec_and_test arch/x86/include/asm/preempt.h:95 [inline] __raw_spin_unlock_irqrestore include/linux/spinlock_api_smp.h:152 [inline] _raw_spin_unlock_irqrestore+0x3c/0x60 kernel/locking/spinlock.c:194 unlock_hrtimer_base kernel/time/hrtimer.c:1013 [inline] hrtimer_start_range_ns+0x6e2/0x740 kernel/time/hrtimer.c:1325 hrtimer_start include/linux/hrtimer.h:259 [inline] j1939_tp_schedule_txtimer+0x68/0xa0 net/can/j1939/transport.c:703 j1939_sk_send_loop net/can/j1939/socket.c:1175 [inline] j1939_sk_sendmsg+0x991/0xc00 net/can/j1939/socket.c:1288 sock_sendmsg_nosec net/socket.c:727 [inline] __sock_sendmsg+0x145/0x170 net/socket.c:742 ____sys_sendmsg+0x345/0x4a0 net/socket.c:2592 ___sys_sendmsg+0x195/0x1e0 net/socket.c:2646 __sys_sendmmsg+0x185/0x320 net/socket.c:2735 __do_sys_sendmmsg net/socket.c:2762 [inline] __se_sys_sendmmsg net/socket.c:2759 [inline] __x64_sys_sendmmsg+0x57/0x70 net/socket.c:2759 x64_sys_call+0x1e28/0x3000 arch/x86/include/generated/asm/syscalls_64.h:308 do_syscall_x64 arch/x86/entry/syscall_64.c:63 [inline] do_syscall_64+0xc0/0x2a0 arch/x86/entry/syscall_64.c:94 entry_SYSCALL_64_after_hwframe+0x77/0x7f read-write to 0xffff88811a522020 of 4 bytes by interrupt on cpu 0: can_can_gw_rcv+0x807/0x820 net/can/gw.c:566 deliver net/can/af_can.c:575 [inline] can_rcv_filter+0xc7/0x4f0 net/can/af_can.c:602 can_receive+0x163/0x1c0 net/can/af_can.c:666 can_rcv+0xed/0x190 net/can/af_can.c:690 __netif_receive_skb_one_core net/core/dev.c:6152 [inline] __netif_receive_skb+0x120/0x270 net/core/dev.c:6265 process_backlog+0x228/0x420 net/core/dev.c:6617 __napi_poll+0x5f/0x300 net/core/dev.c:7681 napi_poll net/core/dev.c:7744 [inline] net_rx_action+0x452/0x930 net/core/dev.c:7896 handle_softirqs+0xb9/0x280 kernel/softirq.c:622 do_softirq+0x45/0x60 kernel/softirq.c:523 __local_bh_enable_ip+0x70/0x80 kernel/softirq.c:450 __raw_spin_unlock_bh include/linux/spinlock_api_smp.h:167 [inline] _raw_spin_unlock_bh+0x36/0x40 kernel/locking/spinlock.c:210 spin_unlock_bh include/linux/spinlock.h:396 [inline] ptr_ring_consume_bh include/linux/ptr_ring.h:377 [inline] wg_packet_encrypt_worker+0xd9c/0xde0 drivers/net/wireguard/send.c:293 process_one_work kernel/workqueue.c:3257 [inline] process_scheduled_works+0x4cd/0x9d0 kernel/workqueue.c:3340 worker_thread+0x581/0x770 kernel/workqueue.c:3421 kthread+0x488/0x510 kernel/kthread.c:463 ret_from_fork+0x148/0x280 arch/x86/kernel/process.c:158 ret_from_fork_asm+0x1a/0x30 arch/x86/entry/entry_64.S:246 value changed: 0x0002d677 -> 0x0002d678 Reported by Kernel Concurrency Sanitizer on: CPU: 0 UID: 0 PID: 10 Comm: kworker/0:1 Tainted: G W syzkaller #0 PREEMPT(voluntary) Tainted: [W]=WARN Hardware name: Google Google Compute Engine/Google Compute Engine, BIOS Google 10/25/2025 Workqueue: wg-crypt-wg0 wg_packet_encrypt_worker ================================================================== ================================================================== BUG: KCSAN: data-race in vxcan_xmit / vxcan_xmit read-write to 0xffff88810b108220 of 8 bytes by interrupt on cpu 1: vxcan_xmit+0x2c8/0x340 drivers/net/can/vxcan.c:77 __netdev_start_xmit include/linux/netdevice.h:5273 [inline] netdev_start_xmit include/linux/netdevice.h:5282 [inline] xmit_one net/core/dev.c:3866 [inline] dev_hard_start_xmit+0x125/0x3e0 net/core/dev.c:3882 __dev_queue_xmit+0xdb1/0x1f20 net/core/dev.c:4832 dev_queue_xmit include/linux/netdevice.h:3381 [inline] can_send+0x589/0x720 net/can/af_can.c:279 can_can_gw_rcv+0x7bb/0x820 net/can/gw.c:563 deliver net/can/af_can.c:575 [inline] can_rcv_filter+0xc7/0x4f0 net/can/af_can.c:602 can_receive+0x163/0x1c0 net/can/af_can.c:666 can_rcv+0xed/0x190 net/can/af_can.c:690 __netif_receive_skb_one_core net/core/dev.c:6152 [inline] __netif_receive_skb+0x120/0x270 net/core/dev.c:6265 process_backlog+0x228/0x420 net/core/dev.c:6617 __napi_poll+0x5f/0x300 net/core/dev.c:7681 napi_poll net/core/dev.c:7744 [inline] net_rx_action+0x452/0x930 net/core/dev.c:7896 handle_softirqs+0xb9/0x280 kernel/softirq.c:622 do_softirq+0x45/0x60 kernel/softirq.c:523 __local_bh_enable_ip+0x70/0x80 kernel/softirq.c:450 __raw_spin_unlock_bh include/linux/spinlock_api_smp.h:167 [inline] _raw_spin_unlock_bh+0x36/0x40 kernel/locking/spinlock.c:210 spin_unlock_bh include/linux/spinlock.h:396 [inline] j1939_sk_get_incomplete_session net/can/j1939/socket.c:128 [inline] j1939_sk_send_loop net/can/j1939/socket.c:1133 [inline] j1939_sk_sendmsg+0x40f/0xc00 net/can/j1939/socket.c:1288 sock_sendmsg_nosec net/socket.c:727 [inline] __sock_sendmsg+0x145/0x170 net/socket.c:742 ____sys_sendmsg+0x345/0x4a0 net/socket.c:2592 ___sys_sendmsg+0x195/0x1e0 net/socket.c:2646 __sys_sendmmsg+0x185/0x320 net/socket.c:2735 __do_sys_sendmmsg net/socket.c:2762 [inline] __se_sys_sendmmsg net/socket.c:2759 [inline] __x64_sys_sendmmsg+0x57/0x70 net/socket.c:2759 x64_sys_call+0x1e28/0x3000 arch/x86/include/generated/asm/syscalls_64.h:308 do_syscall_x64 arch/x86/entry/syscall_64.c:63 [inline] do_syscall_64+0xc0/0x2a0 arch/x86/entry/syscall_64.c:94 entry_SYSCALL_64_after_hwframe+0x77/0x7f read-write to 0xffff88810b108220 of 8 bytes by interrupt on cpu 0: vxcan_xmit+0x2c8/0x340 drivers/net/can/vxcan.c:77 __netdev_start_xmit include/linux/netdevice.h:5273 [inline] netdev_start_xmit include/linux/netdevice.h:5282 [inline] xmit_one net/core/dev.c:3866 [inline] dev_hard_start_xmit+0x125/0x3e0 net/core/dev.c:3882 __dev_queue_xmit+0xdb1/0x1f20 net/core/dev.c:4832 dev_queue_xmit include/linux/netdevice.h:3381 [inline] can_send+0x589/0x720 net/can/af_can.c:279 can_can_gw_rcv+0x7bb/0x820 net/can/gw.c:563 deliver net/can/af_can.c:575 [inline] can_rcv_filter+0xc7/0x4f0 net/can/af_can.c:602 can_receive+0x163/0x1c0 net/can/af_can.c:666 can_rcv+0xed/0x190 net/can/af_can.c:690 __netif_receive_skb_one_core net/core/dev.c:6152 [inline] __netif_receive_skb+0x120/0x270 net/core/dev.c:6265 process_backlog+0x228/0x420 net/core/dev.c:6617 __napi_poll+0x5f/0x300 net/core/dev.c:7681 napi_poll net/core/dev.c:7744 [inline] net_rx_action+0x452/0x930 net/core/dev.c:7896 handle_softirqs+0xb9/0x280 kernel/softirq.c:622 do_softirq+0x45/0x60 kernel/softirq.c:523 __local_bh_enable_ip+0x70/0x80 kernel/softirq.c:450 __raw_spin_unlock_bh include/linux/spinlock_api_smp.h:167 [inline] _raw_spin_unlock_bh+0x36/0x40 kernel/locking/spinlock.c:210 spin_unlock_bh include/linux/spinlock.h:396 [inline] sk_psock_link_pop+0xc3/0xe0 net/core/skmsg.c:792 sock_map_remove_links+0x263/0x340 net/core/sock_map.c:1622 sock_map_close+0xa1/0x340 net/core/sock_map.c:1684 inet_release+0xcd/0xf0 net/ipv4/af_inet.c:437 inet6_release+0x3e/0x60 net/ipv6/af_inet6.c:487 __sock_release net/socket.c:662 [inline] sock_close+0x6b/0x150 net/socket.c:1455 __fput+0x29b/0x650 fs/file_table.c:468 ____fput+0x1c/0x30 fs/file_table.c:496 task_work_run+0x130/0x1a0 kernel/task_work.c:233 resume_user_mode_work include/linux/resume_user_mode.h:50 [inline] __exit_to_user_mode_loop kernel/entry/common.c:44 [inline] exit_to_user_mode_loop+0x1f7/0x6f0 kernel/entry/common.c:75 __exit_to_user_mode_prepare include/linux/irq-entry-common.h:226 [inline] syscall_exit_to_user_mode_prepare include/linux/irq-entry-common.h:256 [inline] syscall_exit_to_user_mode_work include/linux/entry-common.h:159 [inline] syscall_exit_to_user_mode include/linux/entry-common.h:194 [inline] do_syscall_64+0x1d3/0x2a0 arch/x86/entry/syscall_64.c:100 entry_SYSCALL_64_after_hwframe+0x77/0x7f value changed: 0x000000000003918d -> 0x000000000003918e Reported by Kernel Concurrency Sanitizer on: CPU: 0 UID: 0 PID: 15388 Comm: syz.8.2253 Tainted: G W syzkaller #0 PREEMPT(voluntary) Tainted: [W]=WARN Hardware name: Google Google Compute Engine/Google Compute Engine, BIOS Google 10/25/2025 ================================================================== ================================================================== BUG: KCSAN: data-race in can_rcv_filter / can_rcv_filter read-write to 0xffff88810163a1f8 of 8 bytes by interrupt on cpu 1: deliver net/can/af_can.c:576 [inline] can_rcv_filter+0x242/0x4f0 net/can/af_can.c:609 can_receive+0x163/0x1c0 net/can/af_can.c:666 can_rcv+0xed/0x190 net/can/af_can.c:690 __netif_receive_skb_one_core net/core/dev.c:6152 [inline] __netif_receive_skb+0x120/0x270 net/core/dev.c:6265 process_backlog+0x228/0x420 net/core/dev.c:6617 __napi_poll+0x5f/0x300 net/core/dev.c:7681 napi_poll net/core/dev.c:7744 [inline] net_rx_action+0x452/0x930 net/core/dev.c:7896 handle_softirqs+0xb9/0x280 kernel/softirq.c:622 __do_softirq kernel/softirq.c:656 [inline] invoke_softirq kernel/softirq.c:496 [inline] __irq_exit_rcu+0x39/0xc0 kernel/softirq.c:723 instr_sysvec_apic_timer_interrupt arch/x86/kernel/apic/apic.c:1056 [inline] sysvec_apic_timer_interrupt+0x74/0x80 arch/x86/kernel/apic/apic.c:1056 asm_sysvec_apic_timer_interrupt+0x1a/0x20 arch/x86/include/asm/idtentry.h:697 __preempt_count_dec_and_test arch/x86/include/asm/preempt.h:95 [inline] __raw_spin_unlock_irqrestore include/linux/spinlock_api_smp.h:152 [inline] _raw_spin_unlock_irqrestore+0x3c/0x60 kernel/locking/spinlock.c:194 unlock_hrtimer_base kernel/time/hrtimer.c:1013 [inline] hrtimer_start_range_ns+0x6e2/0x740 kernel/time/hrtimer.c:1325 hrtimer_start include/linux/hrtimer.h:259 [inline] j1939_tp_schedule_txtimer+0x68/0xa0 net/can/j1939/transport.c:703 j1939_sk_send_loop net/can/j1939/socket.c:1175 [inline] j1939_sk_sendmsg+0x991/0xc00 net/can/j1939/socket.c:1288 sock_sendmsg_nosec net/socket.c:727 [inline] __sock_sendmsg+0x145/0x170 net/socket.c:742 ____sys_sendmsg+0x345/0x4a0 net/socket.c:2592 ___sys_sendmsg+0x195/0x1e0 net/socket.c:2646 __sys_sendmmsg+0x185/0x320 net/socket.c:2735 __do_sys_sendmmsg net/socket.c:2762 [inline] __se_sys_sendmmsg net/socket.c:2759 [inline] __x64_sys_sendmmsg+0x57/0x70 net/socket.c:2759 x64_sys_call+0x1e28/0x3000 arch/x86/include/generated/asm/syscalls_64.h:308 do_syscall_x64 arch/x86/entry/syscall_64.c:63 [inline] do_syscall_64+0xc0/0x2a0 arch/x86/entry/syscall_64.c:94 entry_SYSCALL_64_after_hwframe+0x77/0x7f read-write to 0xffff88810163a1f8 of 8 bytes by interrupt on cpu 0: deliver net/can/af_can.c:576 [inline] can_rcv_filter+0x242/0x4f0 net/can/af_can.c:609 can_receive+0x163/0x1c0 net/can/af_can.c:666 can_rcv+0xed/0x190 net/can/af_can.c:690 __netif_receive_skb_one_core net/core/dev.c:6152 [inline] __netif_receive_skb+0x120/0x270 net/core/dev.c:6265 process_backlog+0x228/0x420 net/core/dev.c:6617 __napi_poll+0x5f/0x300 net/core/dev.c:7681 napi_poll net/core/dev.c:7744 [inline] net_rx_action+0x452/0x930 net/core/dev.c:7896 handle_softirqs+0xb9/0x280 kernel/softirq.c:622 do_softirq+0x45/0x60 kernel/softirq.c:523 __local_bh_enable_ip+0x70/0x80 kernel/softirq.c:450 __raw_spin_unlock_bh include/linux/spinlock_api_smp.h:167 [inline] _raw_spin_unlock_bh+0x36/0x40 kernel/locking/spinlock.c:210 spin_unlock_bh include/linux/spinlock.h:396 [inline] reqsk_queue_remove include/net/request_sock.h:222 [inline] inet_csk_listen_stop+0x6ff/0x920 net/ipv4/inet_connection_sock.c:1462 __tcp_close+0x443/0x1130 net/ipv4/tcp.c:3134 tcp_close+0x28/0xd0 net/ipv4/tcp.c:3297 sock_map_close+0x26c/0x340 net/core/sock_map.c:1705 inet_release+0xcd/0xf0 net/ipv4/af_inet.c:437 inet6_release+0x3e/0x60 net/ipv6/af_inet6.c:487 __sock_release net/socket.c:662 [inline] sock_close+0x6b/0x150 net/socket.c:1455 __fput+0x29b/0x650 fs/file_table.c:468 ____fput+0x1c/0x30 fs/file_table.c:496 task_work_run+0x130/0x1a0 kernel/task_work.c:233 resume_user_mode_work include/linux/resume_user_mode.h:50 [inline] __exit_to_user_mode_loop kernel/entry/common.c:44 [inline] exit_to_user_mode_loop+0x1f7/0x6f0 kernel/entry/common.c:75 __exit_to_user_mode_prepare include/linux/irq-entry-common.h:226 [inline] syscall_exit_to_user_mode_prepare include/linux/irq-entry-common.h:256 [inline] syscall_exit_to_user_mode_work include/linux/entry-common.h:159 [inline] syscall_exit_to_user_mode include/linux/entry-common.h:194 [inline] do_syscall_64+0x1d3/0x2a0 arch/x86/entry/syscall_64.c:100 entry_SYSCALL_64_after_hwframe+0x77/0x7f value changed: 0x0000000000039d00 -> 0x0000000000039d01 Reported by Kernel Concurrency Sanitizer on: CPU: 0 UID: 0 PID: 15388 Comm: syz.8.2253 Tainted: G W syzkaller #0 PREEMPT(voluntary) Tainted: [W]=WARN Hardware name: Google Google Compute Engine/Google Compute Engine, BIOS Google 10/25/2025 ================================================================== ================================================================== BUG: KCSAN: data-race in can_rcv_filter / can_rcv_filter read-write to 0xffff8881019a53d8 of 8 bytes by interrupt on cpu 1: deliver net/can/af_can.c:576 [inline] can_rcv_filter+0xd9/0x4f0 net/can/af_can.c:602 can_receive+0x163/0x1c0 net/can/af_can.c:666 can_rcv+0xed/0x190 net/can/af_can.c:690 __netif_receive_skb_one_core net/core/dev.c:6152 [inline] __netif_receive_skb+0x120/0x270 net/core/dev.c:6265 process_backlog+0x228/0x420 net/core/dev.c:6617 __napi_poll+0x5f/0x300 net/core/dev.c:7681 napi_poll net/core/dev.c:7744 [inline] net_rx_action+0x452/0x930 net/core/dev.c:7896 handle_softirqs+0xb9/0x280 kernel/softirq.c:622 do_softirq+0x45/0x60 kernel/softirq.c:523 __local_bh_enable_ip+0x70/0x80 kernel/softirq.c:450 __raw_spin_unlock_bh include/linux/spinlock_api_smp.h:167 [inline] _raw_spin_unlock_bh+0x36/0x40 kernel/locking/spinlock.c:210 spin_unlock_bh include/linux/spinlock.h:396 [inline] j1939_session_list_unlock net/can/j1939/transport.c:243 [inline] j1939_session_activate+0x1d3/0x220 net/can/j1939/transport.c:1582 j1939_sk_send_loop net/can/j1939/socket.c:1174 [inline] j1939_sk_sendmsg+0x96a/0xc00 net/can/j1939/socket.c:1288 sock_sendmsg_nosec net/socket.c:727 [inline] __sock_sendmsg+0x145/0x170 net/socket.c:742 ____sys_sendmsg+0x345/0x4a0 net/socket.c:2592 ___sys_sendmsg+0x195/0x1e0 net/socket.c:2646 __sys_sendmmsg+0x185/0x320 net/socket.c:2735 __do_sys_sendmmsg net/socket.c:2762 [inline] __se_sys_sendmmsg net/socket.c:2759 [inline] __x64_sys_sendmmsg+0x57/0x70 net/socket.c:2759 x64_sys_call+0x1e28/0x3000 arch/x86/include/generated/asm/syscalls_64.h:308 do_syscall_x64 arch/x86/entry/syscall_64.c:63 [inline] do_syscall_64+0xc0/0x2a0 arch/x86/entry/syscall_64.c:94 entry_SYSCALL_64_after_hwframe+0x77/0x7f read-write to 0xffff8881019a53d8 of 8 bytes by interrupt on cpu 0: deliver net/can/af_can.c:576 [inline] can_rcv_filter+0xd9/0x4f0 net/can/af_can.c:602 can_receive+0x163/0x1c0 net/can/af_can.c:666 can_rcv+0xed/0x190 net/can/af_can.c:690 __netif_receive_skb_one_core net/core/dev.c:6152 [inline] __netif_receive_skb+0x120/0x270 net/core/dev.c:6265 process_backlog+0x228/0x420 net/core/dev.c:6617 __napi_poll+0x5f/0x300 net/core/dev.c:7681 napi_poll net/core/dev.c:7744 [inline] net_rx_action+0x452/0x930 net/core/dev.c:7896 handle_softirqs+0xb9/0x280 kernel/softirq.c:622 do_softirq+0x45/0x60 kernel/softirq.c:523 __local_bh_enable_ip+0x70/0x80 kernel/softirq.c:450 __raw_spin_unlock_bh include/linux/spinlock_api_smp.h:167 [inline] _raw_spin_unlock_bh+0x36/0x40 kernel/locking/spinlock.c:210 spin_unlock_bh include/linux/spinlock.h:396 [inline] __batadv_dat_purge net/batman-adv/distributed-arp-table.c:185 [inline] batadv_dat_purge+0x1e3/0x270 net/batman-adv/distributed-arp-table.c:204 process_one_work kernel/workqueue.c:3257 [inline] process_scheduled_works+0x4cd/0x9d0 kernel/workqueue.c:3340 worker_thread+0x581/0x770 kernel/workqueue.c:3421 kthread+0x488/0x510 kernel/kthread.c:463 ret_from_fork+0x148/0x280 arch/x86/kernel/process.c:158 ret_from_fork_asm+0x1a/0x30 arch/x86/entry/entry_64.S:246 value changed: 0x0000000000065f91 -> 0x0000000000065f92 Reported by Kernel Concurrency Sanitizer on: CPU: 0 UID: 0 PID: 2891 Comm: kworker/u8:14 Tainted: G W syzkaller #0 PREEMPT(voluntary) Tainted: [W]=WARN Hardware name: Google Google Compute Engine/Google Compute Engine, BIOS Google 10/25/2025 Workqueue: bat_events batadv_dat_purge ================================================================== ================================================================== BUG: KCSAN: data-race in vxcan_xmit / vxcan_xmit read-write to 0xffff88810b108220 of 8 bytes by interrupt on cpu 1: vxcan_xmit+0x2c8/0x340 drivers/net/can/vxcan.c:77 __netdev_start_xmit include/linux/netdevice.h:5273 [inline] netdev_start_xmit include/linux/netdevice.h:5282 [inline] xmit_one net/core/dev.c:3866 [inline] dev_hard_start_xmit+0x125/0x3e0 net/core/dev.c:3882 __dev_queue_xmit+0xdb1/0x1f20 net/core/dev.c:4832 dev_queue_xmit include/linux/netdevice.h:3381 [inline] can_send+0x589/0x720 net/can/af_can.c:279 can_can_gw_rcv+0x7bb/0x820 net/can/gw.c:563 deliver net/can/af_can.c:575 [inline] can_rcv_filter+0xc7/0x4f0 net/can/af_can.c:602 can_receive+0x163/0x1c0 net/can/af_can.c:666 can_rcv+0xed/0x190 net/can/af_can.c:690 __netif_receive_skb_one_core net/core/dev.c:6152 [inline] __netif_receive_skb+0x120/0x270 net/core/dev.c:6265 process_backlog+0x228/0x420 net/core/dev.c:6617 __napi_poll+0x5f/0x300 net/core/dev.c:7681 napi_poll net/core/dev.c:7744 [inline] net_rx_action+0x452/0x930 net/core/dev.c:7896 handle_softirqs+0xb9/0x280 kernel/softirq.c:622 do_softirq+0x45/0x60 kernel/softirq.c:523 __local_bh_enable_ip+0x70/0x80 kernel/softirq.c:450 __raw_spin_unlock_bh include/linux/spinlock_api_smp.h:167 [inline] _raw_spin_unlock_bh+0x36/0x40 kernel/locking/spinlock.c:210 spin_unlock_bh include/linux/spinlock.h:396 [inline] j1939_sk_queue_session net/can/j1939/socket.c:107 [inline] j1939_sk_send_loop net/can/j1939/socket.c:1170 [inline] j1939_sk_sendmsg+0x906/0xc00 net/can/j1939/socket.c:1288 sock_sendmsg_nosec net/socket.c:727 [inline] __sock_sendmsg+0x145/0x170 net/socket.c:742 ____sys_sendmsg+0x345/0x4a0 net/socket.c:2592 ___sys_sendmsg+0x195/0x1e0 net/socket.c:2646 __sys_sendmmsg+0x185/0x320 net/socket.c:2735 __do_sys_sendmmsg net/socket.c:2762 [inline] __se_sys_sendmmsg net/socket.c:2759 [inline] __x64_sys_sendmmsg+0x57/0x70 net/socket.c:2759 x64_sys_call+0x1e28/0x3000 arch/x86/include/generated/asm/syscalls_64.h:308 do_syscall_x64 arch/x86/entry/syscall_64.c:63 [inline] do_syscall_64+0xc0/0x2a0 arch/x86/entry/syscall_64.c:94 entry_SYSCALL_64_after_hwframe+0x77/0x7f read-write to 0xffff88810b108220 of 8 bytes by interrupt on cpu 0: vxcan_xmit+0x2c8/0x340 drivers/net/can/vxcan.c:77 __netdev_start_xmit include/linux/netdevice.h:5273 [inline] netdev_start_xmit include/linux/netdevice.h:5282 [inline] xmit_one net/core/dev.c:3866 [inline] dev_hard_start_xmit+0x125/0x3e0 net/core/dev.c:3882 __dev_queue_xmit+0xdb1/0x1f20 net/core/dev.c:4832 dev_queue_xmit include/linux/netdevice.h:3381 [inline] can_send+0x589/0x720 net/can/af_can.c:279 can_can_gw_rcv+0x7bb/0x820 net/can/gw.c:563 deliver net/can/af_can.c:575 [inline] can_rcv_filter+0xc7/0x4f0 net/can/af_can.c:602 can_receive+0x163/0x1c0 net/can/af_can.c:666 can_rcv+0xed/0x190 net/can/af_can.c:690 __netif_receive_skb_one_core net/core/dev.c:6152 [inline] __netif_receive_skb+0x120/0x270 net/core/dev.c:6265 process_backlog+0x228/0x420 net/core/dev.c:6617 __napi_poll+0x5f/0x300 net/core/dev.c:7681 napi_poll net/core/dev.c:7744 [inline] net_rx_action+0x452/0x930 net/core/dev.c:7896 handle_softirqs+0xb9/0x280 kernel/softirq.c:622 do_softirq+0x45/0x60 kernel/softirq.c:523 __local_bh_enable_ip+0x70/0x80 kernel/softirq.c:450 __raw_spin_unlock_bh include/linux/spinlock_api_smp.h:167 [inline] _raw_spin_unlock_bh+0x36/0x40 kernel/locking/spinlock.c:210 spin_unlock_bh include/linux/spinlock.h:396 [inline] __batadv_dat_purge net/batman-adv/distributed-arp-table.c:185 [inline] batadv_dat_purge+0x1e3/0x270 net/batman-adv/distributed-arp-table.c:204 process_one_work kernel/workqueue.c:3257 [inline] process_scheduled_works+0x4cd/0x9d0 kernel/workqueue.c:3340 worker_thread+0x581/0x770 kernel/workqueue.c:3421 kthread+0x488/0x510 kernel/kthread.c:463 ret_from_fork+0x148/0x280 arch/x86/kernel/process.c:158 ret_from_fork_asm+0x1a/0x30 arch/x86/entry/entry_64.S:246 value changed: 0x000000000007029f -> 0x00000000000702a0 Reported by Kernel Concurrency Sanitizer on: CPU: 0 UID: 0 PID: 2891 Comm: kworker/u8:14 Tainted: G W syzkaller #0 PREEMPT(voluntary) Tainted: [W]=WARN Hardware name: Google Google Compute Engine/Google Compute Engine, BIOS Google 10/25/2025 Workqueue: bat_events batadv_dat_purge ================================================================== ================================================================== BUG: KCSAN: data-race in can_can_gw_rcv / can_can_gw_rcv read-write to 0xffff88811a522020 of 4 bytes by interrupt on cpu 1: can_can_gw_rcv+0x807/0x820 net/can/gw.c:566 deliver net/can/af_can.c:575 [inline] can_rcv_filter+0xc7/0x4f0 net/can/af_can.c:602 can_receive+0x163/0x1c0 net/can/af_can.c:666 can_rcv+0xed/0x190 net/can/af_can.c:690 __netif_receive_skb_one_core net/core/dev.c:6152 [inline] __netif_receive_skb+0x120/0x270 net/core/dev.c:6265 process_backlog+0x228/0x420 net/core/dev.c:6617 __napi_poll+0x5f/0x300 net/core/dev.c:7681 napi_poll net/core/dev.c:7744 [inline] net_rx_action+0x452/0x930 net/core/dev.c:7896 handle_softirqs+0xb9/0x280 kernel/softirq.c:622 __do_softirq kernel/softirq.c:656 [inline] invoke_softirq kernel/softirq.c:496 [inline] __irq_exit_rcu+0x39/0xc0 kernel/softirq.c:723 instr_sysvec_apic_timer_interrupt arch/x86/kernel/apic/apic.c:1056 [inline] sysvec_apic_timer_interrupt+0x74/0x80 arch/x86/kernel/apic/apic.c:1056 asm_sysvec_apic_timer_interrupt+0x1a/0x20 arch/x86/include/asm/idtentry.h:697 __preempt_count_dec_and_test arch/x86/include/asm/preempt.h:95 [inline] __raw_spin_unlock_irqrestore include/linux/spinlock_api_smp.h:152 [inline] _raw_spin_unlock_irqrestore+0x3c/0x60 kernel/locking/spinlock.c:194 unlock_hrtimer_base kernel/time/hrtimer.c:1013 [inline] hrtimer_start_range_ns+0x6e2/0x740 kernel/time/hrtimer.c:1325 hrtimer_start include/linux/hrtimer.h:259 [inline] j1939_tp_schedule_txtimer+0x68/0xa0 net/can/j1939/transport.c:703 j1939_sk_send_loop net/can/j1939/socket.c:1175 [inline] j1939_sk_sendmsg+0x991/0xc00 net/can/j1939/socket.c:1288 sock_sendmsg_nosec net/socket.c:727 [inline] __sock_sendmsg+0x145/0x170 net/socket.c:742 ____sys_sendmsg+0x345/0x4a0 net/socket.c:2592 ___sys_sendmsg+0x195/0x1e0 net/socket.c:2646 __sys_sendmmsg+0x185/0x320 net/socket.c:2735 __do_sys_sendmmsg net/socket.c:2762 [inline] __se_sys_sendmmsg net/socket.c:2759 [inline] __x64_sys_sendmmsg+0x57/0x70 net/socket.c:2759 x64_sys_call+0x1e28/0x3000 arch/x86/include/generated/asm/syscalls_64.h:308 do_syscall_x64 arch/x86/entry/syscall_64.c:63 [inline] do_syscall_64+0xc0/0x2a0 arch/x86/entry/syscall_64.c:94 entry_SYSCALL_64_after_hwframe+0x77/0x7f read-write to 0xffff88811a522020 of 4 bytes by interrupt on cpu 0: can_can_gw_rcv+0x807/0x820 net/can/gw.c:566 deliver net/can/af_can.c:575 [inline] can_rcv_filter+0xc7/0x4f0 net/can/af_can.c:602 can_receive+0x163/0x1c0 net/can/af_can.c:666 can_rcv+0xed/0x190 net/can/af_can.c:690 __netif_receive_skb_one_core net/core/dev.c:6152 [inline] __netif_receive_skb+0x120/0x270 net/core/dev.c:6265 process_backlog+0x228/0x420 net/core/dev.c:6617 __napi_poll+0x5f/0x300 net/core/dev.c:7681 napi_poll net/core/dev.c:7744 [inline] net_rx_action+0x452/0x930 net/core/dev.c:7896 handle_softirqs+0xb9/0x280 kernel/softirq.c:622 do_softirq+0x45/0x60 kernel/softirq.c:523 __local_bh_enable_ip+0x70/0x80 kernel/softirq.c:450 local_bh_enable include/linux/bottom_half.h:33 [inline] update_defense_level+0x59d/0x5d0 net/netfilter/ipvs/ip_vs_ctl.c:209 defense_work_handler+0x1f/0x80 net/netfilter/ipvs/ip_vs_ctl.c:234 process_one_work kernel/workqueue.c:3257 [inline] process_scheduled_works+0x4cd/0x9d0 kernel/workqueue.c:3340 worker_thread+0x581/0x770 kernel/workqueue.c:3421 kthread+0x488/0x510 kernel/kthread.c:463 ret_from_fork+0x148/0x280 arch/x86/kernel/process.c:158 ret_from_fork_asm+0x1a/0x30 arch/x86/entry/entry_64.S:246 value changed: 0x00090848 -> 0x00090849 Reported by Kernel Concurrency Sanitizer on: CPU: 0 UID: 0 PID: 5591 Comm: kworker/0:10 Tainted: G W syzkaller #0 PREEMPT(voluntary) Tainted: [W]=WARN Hardware name: Google Google Compute Engine/Google Compute Engine, BIOS Google 10/25/2025 Workqueue: events_long defense_work_handler ================================================================== ================================================================== BUG: KCSAN: data-race in vxcan_xmit / vxcan_xmit read-write to 0xffff88810a0b0228 of 8 bytes by interrupt on cpu 1: vxcan_xmit+0x28b/0x340 drivers/net/can/vxcan.c:74 __netdev_start_xmit include/linux/netdevice.h:5273 [inline] netdev_start_xmit include/linux/netdevice.h:5282 [inline] xmit_one net/core/dev.c:3866 [inline] dev_hard_start_xmit+0x125/0x3e0 net/core/dev.c:3882 __dev_queue_xmit+0xdb1/0x1f20 net/core/dev.c:4832 dev_queue_xmit include/linux/netdevice.h:3381 [inline] can_send+0x589/0x720 net/can/af_can.c:279 can_can_gw_rcv+0x7bb/0x820 net/can/gw.c:563 deliver net/can/af_can.c:575 [inline] can_rcv_filter+0xc7/0x4f0 net/can/af_can.c:602 can_receive+0x163/0x1c0 net/can/af_can.c:666 can_rcv+0xed/0x190 net/can/af_can.c:690 __netif_receive_skb_one_core net/core/dev.c:6152 [inline] __netif_receive_skb+0x120/0x270 net/core/dev.c:6265 process_backlog+0x228/0x420 net/core/dev.c:6617 __napi_poll+0x5f/0x300 net/core/dev.c:7681 napi_poll net/core/dev.c:7744 [inline] net_rx_action+0x452/0x930 net/core/dev.c:7896 handle_softirqs+0xb9/0x280 kernel/softirq.c:622 do_softirq+0x45/0x60 kernel/softirq.c:523 __local_bh_enable_ip+0x70/0x80 kernel/softirq.c:450 __raw_spin_unlock_bh include/linux/spinlock_api_smp.h:167 [inline] _raw_spin_unlock_bh+0x36/0x40 kernel/locking/spinlock.c:210 spin_unlock_bh include/linux/spinlock.h:396 [inline] lock_sock_nested+0x132/0x160 net/core/sock.c:3787 lock_sock include/net/sock.h:1700 [inline] j1939_sk_sendmsg+0x51/0xc00 net/can/j1939/socket.c:1231 sock_sendmsg_nosec net/socket.c:727 [inline] __sock_sendmsg+0x145/0x170 net/socket.c:742 ____sys_sendmsg+0x345/0x4a0 net/socket.c:2592 ___sys_sendmsg+0x195/0x1e0 net/socket.c:2646 __sys_sendmmsg+0x185/0x320 net/socket.c:2735 __do_sys_sendmmsg net/socket.c:2762 [inline] __se_sys_sendmmsg net/socket.c:2759 [inline] __x64_sys_sendmmsg+0x57/0x70 net/socket.c:2759 x64_sys_call+0x1e28/0x3000 arch/x86/include/generated/asm/syscalls_64.h:308 do_syscall_x64 arch/x86/entry/syscall_64.c:63 [inline] do_syscall_64+0xc0/0x2a0 arch/x86/entry/syscall_64.c:94 entry_SYSCALL_64_after_hwframe+0x77/0x7f read-write to 0xffff88810a0b0228 of 8 bytes by interrupt on cpu 0: vxcan_xmit+0x28b/0x340 drivers/net/can/vxcan.c:74 __netdev_start_xmit include/linux/netdevice.h:5273 [inline] netdev_start_xmit include/linux/netdevice.h:5282 [inline] xmit_one net/core/dev.c:3866 [inline] dev_hard_start_xmit+0x125/0x3e0 net/core/dev.c:3882 __dev_queue_xmit+0xdb1/0x1f20 net/core/dev.c:4832 dev_queue_xmit include/linux/netdevice.h:3381 [inline] can_send+0x589/0x720 net/can/af_can.c:279 can_can_gw_rcv+0x7bb/0x820 net/can/gw.c:563 deliver net/can/af_can.c:575 [inline] can_rcv_filter+0xc7/0x4f0 net/can/af_can.c:602 can_receive+0x163/0x1c0 net/can/af_can.c:666 can_rcv+0xed/0x190 net/can/af_can.c:690 __netif_receive_skb_one_core net/core/dev.c:6152 [inline] __netif_receive_skb+0x120/0x270 net/core/dev.c:6265 process_backlog+0x228/0x420 net/core/dev.c:6617 __napi_poll+0x5f/0x300 net/core/dev.c:7681 napi_poll net/core/dev.c:7744 [inline] net_rx_action+0x452/0x930 net/core/dev.c:7896 handle_softirqs+0xb9/0x280 kernel/softirq.c:622 do_softirq+0x45/0x60 kernel/softirq.c:523 __local_bh_enable_ip+0x70/0x80 kernel/softirq.c:450 __raw_spin_unlock_bh include/linux/spinlock_api_smp.h:167 [inline] _raw_spin_unlock_bh+0x36/0x40 kernel/locking/spinlock.c:210 spin_unlock_bh include/linux/spinlock.h:396 [inline] nsim_dev_trap_report drivers/net/netdevsim/dev.c:890 [inline] nsim_dev_trap_report_work+0x52b/0x630 drivers/net/netdevsim/dev.c:921 process_one_work kernel/workqueue.c:3257 [inline] process_scheduled_works+0x4cd/0x9d0 kernel/workqueue.c:3340 worker_thread+0x581/0x770 kernel/workqueue.c:3421 kthread+0x488/0x510 kernel/kthread.c:463 ret_from_fork+0x148/0x280 arch/x86/kernel/process.c:158 ret_from_fork_asm+0x1a/0x30 arch/x86/entry/entry_64.S:246 value changed: 0x00000000000a0f7b -> 0x00000000000a0f7c Reported by Kernel Concurrency Sanitizer on: CPU: 0 UID: 0 PID: 14263 Comm: kworker/u8:25 Tainted: G W syzkaller #0 PREEMPT(voluntary) Tainted: [W]=WARN Hardware name: Google Google Compute Engine/Google Compute Engine, BIOS Google 10/25/2025 Workqueue: events_unbound nsim_dev_trap_report_work ================================================================== ================================================================== BUG: KCSAN: data-race in can_rcv_filter / can_rcv_filter read-write to 0xffff8881019a53d8 of 8 bytes by interrupt on cpu 1: deliver net/can/af_can.c:576 [inline] can_rcv_filter+0xd9/0x4f0 net/can/af_can.c:602 can_receive+0x163/0x1c0 net/can/af_can.c:666 can_rcv+0xed/0x190 net/can/af_can.c:690 __netif_receive_skb_one_core net/core/dev.c:6152 [inline] __netif_receive_skb+0x120/0x270 net/core/dev.c:6265 process_backlog+0x228/0x420 net/core/dev.c:6617 __napi_poll+0x5f/0x300 net/core/dev.c:7681 napi_poll net/core/dev.c:7744 [inline] net_rx_action+0x452/0x930 net/core/dev.c:7896 handle_softirqs+0xb9/0x280 kernel/softirq.c:622 do_softirq+0x45/0x60 kernel/softirq.c:523 __local_bh_enable_ip+0x70/0x80 kernel/softirq.c:450 __raw_spin_unlock_bh include/linux/spinlock_api_smp.h:167 [inline] _raw_spin_unlock_bh+0x36/0x40 kernel/locking/spinlock.c:210 spin_unlock_bh include/linux/spinlock.h:396 [inline] j1939_sk_queue_session net/can/j1939/socket.c:107 [inline] j1939_sk_send_loop net/can/j1939/socket.c:1170 [inline] j1939_sk_sendmsg+0x906/0xc00 net/can/j1939/socket.c:1288 sock_sendmsg_nosec net/socket.c:727 [inline] __sock_sendmsg+0x145/0x170 net/socket.c:742 ____sys_sendmsg+0x345/0x4a0 net/socket.c:2592 ___sys_sendmsg+0x195/0x1e0 net/socket.c:2646 __sys_sendmmsg+0x185/0x320 net/socket.c:2735 __do_sys_sendmmsg net/socket.c:2762 [inline] __se_sys_sendmmsg net/socket.c:2759 [inline] __x64_sys_sendmmsg+0x57/0x70 net/socket.c:2759 x64_sys_call+0x1e28/0x3000 arch/x86/include/generated/asm/syscalls_64.h:308 do_syscall_x64 arch/x86/entry/syscall_64.c:63 [inline] do_syscall_64+0xc0/0x2a0 arch/x86/entry/syscall_64.c:94 entry_SYSCALL_64_after_hwframe+0x77/0x7f read-write to 0xffff8881019a53d8 of 8 bytes by interrupt on cpu 0: deliver net/can/af_can.c:576 [inline] can_rcv_filter+0xd9/0x4f0 net/can/af_can.c:602 can_receive+0x163/0x1c0 net/can/af_can.c:666 can_rcv+0xed/0x190 net/can/af_can.c:690 __netif_receive_skb_one_core net/core/dev.c:6152 [inline] __netif_receive_skb+0x120/0x270 net/core/dev.c:6265 process_backlog+0x228/0x420 net/core/dev.c:6617 __napi_poll+0x5f/0x300 net/core/dev.c:7681 napi_poll net/core/dev.c:7744 [inline] net_rx_action+0x452/0x930 net/core/dev.c:7896 handle_softirqs+0xb9/0x280 kernel/softirq.c:622 do_softirq+0x45/0x60 kernel/softirq.c:523 __local_bh_enable_ip+0x70/0x80 kernel/softirq.c:450 local_bh_enable include/linux/bottom_half.h:33 [inline] rcu_read_unlock_bh include/linux/rcupdate.h:936 [inline] mod_peer_timer drivers/net/wireguard/timers.c:38 [inline] wg_timers_any_authenticated_packet_traversal+0xdd/0x100 drivers/net/wireguard/timers.c:218 wg_packet_send_handshake_initiation drivers/net/wireguard/send.c:36 [inline] wg_packet_handshake_send_worker+0xd8/0x160 drivers/net/wireguard/send.c:51 process_one_work kernel/workqueue.c:3257 [inline] process_scheduled_works+0x4cd/0x9d0 kernel/workqueue.c:3340 worker_thread+0x581/0x770 kernel/workqueue.c:3421 kthread+0x488/0x510 kernel/kthread.c:463 ret_from_fork+0x148/0x280 arch/x86/kernel/process.c:158 ret_from_fork_asm+0x1a/0x30 arch/x86/entry/entry_64.S:246 value changed: 0x0000000000099f5e -> 0x0000000000099f5f Reported by Kernel Concurrency Sanitizer on: CPU: 0 UID: 0 PID: 323 Comm: kworker/u8:6 Tainted: G W syzkaller #0 PREEMPT(voluntary) Tainted: [W]=WARN Hardware name: Google Google Compute Engine/Google Compute Engine, BIOS Google 10/25/2025 Workqueue: wg-kex-wg2 wg_packet_handshake_send_worker ================================================================== ================================================================== BUG: KCSAN: data-race in can_can_gw_rcv / can_can_gw_rcv read-write to 0xffff88811a522020 of 4 bytes by interrupt on cpu 1: can_can_gw_rcv+0x807/0x820 net/can/gw.c:566 deliver net/can/af_can.c:575 [inline] can_rcv_filter+0xc7/0x4f0 net/can/af_can.c:602 can_receive+0x163/0x1c0 net/can/af_can.c:666 can_rcv+0xed/0x190 net/can/af_can.c:690 __netif_receive_skb_one_core net/core/dev.c:6152 [inline] __netif_receive_skb+0x120/0x270 net/core/dev.c:6265 process_backlog+0x228/0x420 net/core/dev.c:6617 __napi_poll+0x5f/0x300 net/core/dev.c:7681 napi_poll net/core/dev.c:7744 [inline] net_rx_action+0x452/0x930 net/core/dev.c:7896 handle_softirqs+0xb9/0x280 kernel/softirq.c:622 do_softirq+0x45/0x60 kernel/softirq.c:523 __local_bh_enable_ip+0x70/0x80 kernel/softirq.c:450 __raw_spin_unlock_bh include/linux/spinlock_api_smp.h:167 [inline] _raw_spin_unlock_bh+0x36/0x40 kernel/locking/spinlock.c:210 spin_unlock_bh include/linux/spinlock.h:396 [inline] release_sock+0x116/0x150 net/core/sock.c:3804 j1939_sk_sendmsg+0xabe/0xc00 net/can/j1939/socket.c:1291 sock_sendmsg_nosec net/socket.c:727 [inline] __sock_sendmsg+0x145/0x170 net/socket.c:742 ____sys_sendmsg+0x345/0x4a0 net/socket.c:2592 ___sys_sendmsg+0x195/0x1e0 net/socket.c:2646 __sys_sendmmsg+0x185/0x320 net/socket.c:2735 __do_sys_sendmmsg net/socket.c:2762 [inline] __se_sys_sendmmsg net/socket.c:2759 [inline] __x64_sys_sendmmsg+0x57/0x70 net/socket.c:2759 x64_sys_call+0x1e28/0x3000 arch/x86/include/generated/asm/syscalls_64.h:308 do_syscall_x64 arch/x86/entry/syscall_64.c:63 [inline] do_syscall_64+0xc0/0x2a0 arch/x86/entry/syscall_64.c:94 entry_SYSCALL_64_after_hwframe+0x77/0x7f read-write to 0xffff88811a522020 of 4 bytes by interrupt on cpu 0: can_can_gw_rcv+0x807/0x820 net/can/gw.c:566 deliver net/can/af_can.c:575 [inline] can_rcv_filter+0xc7/0x4f0 net/can/af_can.c:602 can_receive+0x163/0x1c0 net/can/af_can.c:666 can_rcv+0xed/0x190 net/can/af_can.c:690 __netif_receive_skb_one_core net/core/dev.c:6152 [inline] __netif_receive_skb+0x120/0x270 net/core/dev.c:6265 process_backlog+0x228/0x420 net/core/dev.c:6617 __napi_poll+0x5f/0x300 net/core/dev.c:7681 napi_poll net/core/dev.c:7744 [inline] net_rx_action+0x452/0x930 net/core/dev.c:7896 handle_softirqs+0xb9/0x280 kernel/softirq.c:622 run_ksoftirqd+0x1c/0x30 kernel/softirq.c:1063 smpboot_thread_fn+0x32a/0x510 kernel/smpboot.c:160 kthread+0x488/0x510 kernel/kthread.c:463 ret_from_fork+0x148/0x280 arch/x86/kernel/process.c:158 ret_from_fork_asm+0x1a/0x30 arch/x86/entry/entry_64.S:246 value changed: 0x000c19c5 -> 0x000c19c6 Reported by Kernel Concurrency Sanitizer on: CPU: 0 UID: 0 PID: 14 Comm: ksoftirqd/0 Tainted: G W syzkaller #0 PREEMPT(voluntary) Tainted: [W]=WARN Hardware name: Google Google Compute Engine/Google Compute Engine, BIOS Google 10/25/2025 ================================================================== ================================================================== BUG: KCSAN: data-race in can_rcv_filter / can_rcv_filter read-write to 0xffff8881019a53d8 of 8 bytes by interrupt on cpu 1: deliver net/can/af_can.c:576 [inline] can_rcv_filter+0xd9/0x4f0 net/can/af_can.c:602 can_receive+0x163/0x1c0 net/can/af_can.c:666 can_rcv+0xed/0x190 net/can/af_can.c:690 __netif_receive_skb_one_core net/core/dev.c:6152 [inline] __netif_receive_skb+0x120/0x270 net/core/dev.c:6265 process_backlog+0x228/0x420 net/core/dev.c:6617