IPv6: ADDRCONF(NETDEV_CHANGE): vcan0: link becomes ready ================================================================== BUG: KCSAN: data-race in team_get_stats64 / team_handle_frame write to 0xffffe8ffffd483e8 of 8 bytes by interrupt on cpu 1: team_handle_frame+0x211/0x280 drivers/net/team/team.c:750 __netif_receive_skb_core+0xa4b/0x1df0 net/core/dev.c:5356 __netif_receive_skb_one_core net/core/dev.c:5460 [inline] __netif_receive_skb+0x52/0x1b0 net/core/dev.c:5576 process_backlog+0x23f/0x3e0 net/core/dev.c:6452 __napi_poll+0x65/0x3f0 net/core/dev.c:7020 napi_poll net/core/dev.c:7087 [inline] net_rx_action+0x29e/0x650 net/core/dev.c:7174 __do_softirq+0x158/0x2de kernel/softirq.c:558 run_ksoftirqd+0x1f/0x30 kernel/softirq.c:920 smpboot_thread_fn+0x308/0x4a0 kernel/smpboot.c:164 kthread+0x2c7/0x2e0 kernel/kthread.c:327 ret_from_fork+0x1f/0x30 read to 0xffffe8ffffd483e8 of 8 bytes by task 6230 on cpu 0: team_get_stats64+0x163/0x2e0 drivers/net/team/team.c:1854 dev_get_stats+0x65/0x180 net/core/dev.c:10688 rtnl_fill_stats+0x45/0x320 net/core/rtnetlink.c:1202 rtnl_fill_ifinfo+0xebf/0x2560 net/core/rtnetlink.c:1774 rtmsg_ifinfo_build_skb+0xa8/0x130 net/core/rtnetlink.c:3812 rtmsg_ifinfo_event net/core/rtnetlink.c:3844 [inline] rtmsg_ifinfo+0x58/0xc0 net/core/rtnetlink.c:3853 netdev_state_change+0x115/0x170 net/core/dev.c:1395 do_setlink+0x24a/0x2410 net/core/rtnetlink.c:2944 rtnl_group_changelink net/core/rtnetlink.c:3242 [inline] __rtnl_newlink net/core/rtnetlink.c:3396 [inline] rtnl_newlink+0xb10/0x13b0 net/core/rtnetlink.c:3506 rtnetlink_rcv_msg+0x745/0x7e0 net/core/rtnetlink.c:5571 netlink_rcv_skb+0x14e/0x250 net/netlink/af_netlink.c:2491 rtnetlink_rcv+0x18/0x20 net/core/rtnetlink.c:5589 netlink_unicast_kernel net/netlink/af_netlink.c:1319 [inline] netlink_unicast+0x5fc/0x6c0 net/netlink/af_netlink.c:1345 netlink_sendmsg+0x6e1/0x7d0 net/netlink/af_netlink.c:1916 sock_sendmsg_nosec net/socket.c:704 [inline] sock_sendmsg net/socket.c:724 [inline] ____sys_sendmsg+0x39a/0x510 net/socket.c:2409 ___sys_sendmsg net/socket.c:2463 [inline] __sys_sendmsg+0x195/0x230 net/socket.c:2492 __do_sys_sendmsg net/socket.c:2501 [inline] __se_sys_sendmsg net/socket.c:2499 [inline] __x64_sys_sendmsg+0x42/0x50 net/socket.c:2499 do_syscall_x64 arch/x86/entry/common.c:50 [inline] do_syscall_64+0x44/0xd0 arch/x86/entry/common.c:80 entry_SYSCALL_64_after_hwframe+0x44/0xae value changed: 0x00000000000000b3 -> 0x00000000000000b4 Reported by Kernel Concurrency Sanitizer on: CPU: 0 PID: 6230 Comm: syz-executor.3 Not tainted 5.16.0-rc3-syzkaller #0 Hardware name: Google Google Compute Engine/Google Compute Engine, BIOS Google 01/01/2011 ================================================================== IPv6: ADDRCONF(NETDEV_CHANGE): vxcan0: link becomes ready IPv6: ADDRCONF(NETDEV_CHANGE): vxcan1: link becomes ready syz-executor.3 (6230) used greatest stack depth: 9344 bytes left