team2641: Mode changed to "activebackup" BUG: MAX_LOCKDEP_CHAIN_HLOCKS too low! turning off the locking correctness validator. CPU: 1 PID: 11558 Comm: syz-executor.0 Not tainted 6.5.0-rc6-syzkaller-g2ccdd1b13c59 #0 Hardware name: Google Google Compute Engine/Google Compute Engine, BIOS Google 07/12/2023 Call trace: dump_backtrace+0x1b8/0x1e4 arch/arm64/kernel/stacktrace.c:233 show_stack+0x2c/0x44 arch/arm64/kernel/stacktrace.c:240 __dump_stack lib/dump_stack.c:88 [inline] dump_stack_lvl+0xd0/0x124 lib/dump_stack.c:106 dump_stack+0x1c/0x28 lib/dump_stack.c:113 lookup_chain_cache_add kernel/locking/lockdep.c:3823 [inline] validate_chain kernel/locking/lockdep.c:3844 [inline] __lock_acquire+0x1c60/0x75e8 kernel/locking/lockdep.c:5144 lock_acquire+0x23c/0x71c kernel/locking/lockdep.c:5761 __raw_spin_lock include/linux/spinlock_api_smp.h:133 [inline] _raw_spin_lock+0x48/0x60 kernel/locking/spinlock.c:154 console_lock_spinning_disable_and_check+0x2c/0x114 kernel/printk/printk.c:1881 console_emit_next_record kernel/printk/printk.c:2883 [inline] console_flush_all+0x604/0xb54 kernel/printk/printk.c:2933 console_unlock+0x148/0x274 kernel/printk/printk.c:3007 vprintk_emit+0x14c/0x2e4 kernel/printk/printk.c:2307 vprintk_default+0xa0/0xe4 kernel/printk/printk.c:2318 vprintk+0x218/0x2f0 kernel/printk/printk_safe.c:50 _printk+0xdc/0x128 kernel/printk/printk.c:2328 __netdev_printk+0x1f8/0x39c net/core/dev.c:11239 netdev_info+0x104/0x150 net/core/dev.c:11286 team_change_mode drivers/net/team/team.c:619 [inline] team_mode_option_set+0x350/0x390 drivers/net/team/team.c:1388 team_option_set drivers/net/team/team.c:374 [inline] team_nl_cmd_options_set+0x7e0/0xde0 drivers/net/team/team.c:2672 genl_family_rcv_msg_doit net/netlink/genetlink.c:970 [inline] genl_family_rcv_msg net/netlink/genetlink.c:1050 [inline] genl_rcv_msg+0x96c/0xc50 net/netlink/genetlink.c:1067 netlink_rcv_skb+0x214/0x3c4 net/netlink/af_netlink.c:2549 genl_rcv+0x38/0x50 net/netlink/genetlink.c:1078 netlink_unicast_kernel net/netlink/af_netlink.c:1339 [inline] netlink_unicast+0x660/0x8d4 net/netlink/af_netlink.c:1365 netlink_sendmsg+0x834/0xb18 net/netlink/af_netlink.c:1914 sock_sendmsg_nosec net/socket.c:725 [inline] sock_sendmsg net/socket.c:748 [inline] ____sys_sendmsg+0x56c/0x840 net/socket.c:2494 ___sys_sendmsg net/socket.c:2548 [inline] __sys_sendmsg+0x26c/0x33c net/socket.c:2577 __do_sys_sendmsg net/socket.c:2586 [inline] __se_sys_sendmsg net/socket.c:2584 [inline] __arm64_sys_sendmsg+0x80/0x94 net/socket.c:2584 __invoke_syscall arch/arm64/kernel/syscall.c:38 [inline] invoke_syscall+0x98/0x2c0 arch/arm64/kernel/syscall.c:52 el0_svc_common+0x138/0x244 arch/arm64/kernel/syscall.c:139 do_el0_svc+0x64/0x198 arch/arm64/kernel/syscall.c:188 el0_svc+0x4c/0x160 arch/arm64/kernel/entry-common.c:647 el0t_64_sync_handler+0x84/0xfc arch/arm64/kernel/entry-common.c:665 el0t_64_sync+0x190/0x194 arch/arm64/kernel/entry.S:591