BUG: MAX_LOCKDEP_CHAIN_HLOCKS too low!
turning off the locking correctness validator.
CPU: 0 PID: 10232 Comm: syz-executor.0 Not tainted syzkaller #0
Hardware name: Google Google Compute Engine/Google Compute Engine, BIOS Google 06/30/2025
Call trace:
 dump_backtrace+0x0/0x43c arch/arm64/kernel/stacktrace.c:152
 show_stack+0x2c/0x3c arch/arm64/kernel/stacktrace.c:216
 __dump_stack+0x30/0x40 lib/dump_stack.c:88
 dump_stack_lvl+0xf8/0x160 lib/dump_stack.c:106
 dump_stack+0x1c/0x5c lib/dump_stack.c:113
 add_chain_cache kernel/locking/lockdep.c:-1 [inline]
 lookup_chain_cache_add kernel/locking/lockdep.c:3735 [inline]
 validate_chain kernel/locking/lockdep.c:3756 [inline]
 __lock_acquire+0x1b30/0x651c kernel/locking/lockdep.c:5012
 lock_acquire+0x1f4/0x620 kernel/locking/lockdep.c:5623
 local_lock_acquire+0x44/0x14c include/linux/local_lock_internal.h:29
 rmqueue_pcplist mm/page_alloc.c:3699 [inline]
 rmqueue mm/page_alloc.c:3742 [inline]
 get_page_from_freelist+0x2140/0x2aa8 mm/page_alloc.c:4189
 __alloc_pages+0x1a0/0x470 mm/page_alloc.c:5487
 alloc_pages+0x34c/0x5c0 mm/mempolicy.c:-1
 alloc_slab_page mm/slub.c:1780 [inline]
 allocate_slab mm/slub.c:1917 [inline]
 new_slab+0xe0/0x55c mm/slub.c:1980
 ___slab_alloc+0x6c0/0xda8 mm/slub.c:3013
 __slab_alloc+0x68/0xc0 mm/slub.c:3100
 slab_alloc_node mm/slub.c:3191 [inline]
 __kmalloc_node_track_caller+0x288/0x3bc mm/slub.c:4963
 kmalloc_reserve+0xe4/0x26c net/core/skbuff.c:356
 __alloc_skb+0x23c/0x67c net/core/skbuff.c:427
 alloc_skb include/linux/skbuff.h:1162 [inline]
 nlmsg_new include/net/netlink.h:953 [inline]
 genlmsg_new include/net/genetlink.h:411 [inline]
 __send_and_alloc_skb drivers/net/team/team.c:2455 [inline]
 team_nl_send_options_get+0x154/0xef4 drivers/net/team/team.c:2478
 team_nl_send_event_options_get drivers/net/team/team.c:2896 [inline]
 __team_options_change_check+0x1dc/0x284 drivers/net/team/team.c:2932
 team_options_register+0x180/0xa1c drivers/net/team/team.c:346
 ab_init+0x2c/0x3c drivers/net/team/team_mode_activebackup.c:105
 __team_change_mode+0x270/0x488 drivers/net/team/team.c:580
 team_change_mode drivers/net/team/team.c:614 [inline]
 team_mode_option_set+0x320/0x394 drivers/net/team/team.c:1393
 team_option_set drivers/net/team/team.c:376 [inline]
 team_nl_cmd_options_set+0x65c/0xbfc drivers/net/team/team.c:2689
 genl_family_rcv_msg_doit net/netlink/genetlink.c:731 [inline]
 genl_family_rcv_msg net/netlink/genetlink.c:775 [inline]
 genl_rcv_msg+0x8b4/0xb6c net/netlink/genetlink.c:792
 netlink_rcv_skb+0x208/0x3c4 net/netlink/af_netlink.c:2507
 genl_rcv+0x38/0x50 net/netlink/genetlink.c:803
 netlink_unicast_kernel net/netlink/af_netlink.c:1318 [inline]
 netlink_unicast+0x624/0x8b0 net/netlink/af_netlink.c:1344
 netlink_sendmsg+0x6e8/0x9cc net/netlink/af_netlink.c:1918
 sock_sendmsg_nosec net/socket.c:704 [inline]
 __sock_sendmsg net/socket.c:716 [inline]
 ____sys_sendmsg+0x61c/0x920 net/socket.c:2436
 ___sys_sendmsg+0x1d0/0x240 net/socket.c:2490
 __sys_sendmsg net/socket.c:2519 [inline]
 __do_sys_sendmsg net/socket.c:2528 [inline]
 __se_sys_sendmsg net/socket.c:2526 [inline]
 __arm64_sys_sendmsg+0x1a8/0x254 net/socket.c:2526
 __invoke_syscall arch/arm64/kernel/syscall.c:38 [inline]
 invoke_syscall+0x98/0x2b8 arch/arm64/kernel/syscall.c:52
 el0_svc_common+0x138/0x258 arch/arm64/kernel/syscall.c:142
 do_el0_svc+0x58/0x14c arch/arm64/kernel/syscall.c:181
 el0_svc+0x78/0x1e0 arch/arm64/kernel/entry-common.c:608
 el0t_64_sync_handler+0xcc/0xe4 arch/arm64/kernel/entry-common.c:626
 el0t_64_sync+0x1a0/0x1a4 arch/arm64/kernel/entry.S:584
team2781: Mode changed to "activebackup"