BUG: MAX_LOCKDEP_ENTRIES too low! turning off the locking correctness validator. CPU: 0 PID: 20644 Comm: syz-executor.0 Not tainted 6.7.0-rc8-syzkaller #0 Hardware name: Google Google Compute Engine/Google Compute Engine, BIOS Google 11/17/2023 Call Trace: __dump_stack lib/dump_stack.c:88 [inline] dump_stack_lvl+0x1e7/0x2d0 lib/dump_stack.c:106 alloc_list_entry kernel/locking/lockdep.c:1397 [inline] add_lock_to_list+0x81/0x2e0 kernel/locking/lockdep.c:1418 check_prev_add kernel/locking/lockdep.c:3204 [inline] check_prevs_add kernel/locking/lockdep.c:3253 [inline] validate_chain+0x315e/0x5ab0 kernel/locking/lockdep.c:3869 __lock_acquire+0x1345/0x1fd0 kernel/locking/lockdep.c:5137 lock_acquire+0x1e3/0x530 kernel/locking/lockdep.c:5754 __raw_spin_lock_irqsave include/linux/spinlock_api_smp.h:110 [inline] _raw_spin_lock_irqsave+0xd5/0x120 kernel/locking/spinlock.c:162 get_partial_node+0x36/0x4d0 mm/slub.c:2289 get_partial mm/slub.c:2404 [inline] ___slab_alloc+0x9fb/0x1330 mm/slub.c:3218 __slab_alloc mm/slub.c:3322 [inline] __slab_alloc_node mm/slub.c:3375 [inline] slab_alloc_node mm/slub.c:3468 [inline] __kmem_cache_alloc_node+0x21d/0x300 mm/slub.c:3517 __do_kmalloc_node mm/slab_common.c:1006 [inline] __kmalloc_node_track_caller+0xa0/0x190 mm/slab_common.c:1027 kmalloc_reserve+0xf3/0x260 net/core/skbuff.c:582 pskb_expand_head+0x202/0x1350 net/core/skbuff.c:2098 netlink_trim+0x183/0x220 net/netlink/af_netlink.c:1324 netlink_broadcast_filtered+0x76/0x1280 net/netlink/af_netlink.c:1531 netlink_broadcast net/netlink/af_netlink.c:1576 [inline] nlmsg_multicast include/net/netlink.h:1090 [inline] nlmsg_notify+0xfb/0x1b0 net/netlink/af_netlink.c:2588 rtnl_notify net/core/rtnetlink.c:772 [inline] rtmsg_ifinfo_send net/core/rtnetlink.c:4097 [inline] rtmsg_ifinfo_event net/core/rtnetlink.c:4113 [inline] rtnetlink_event+0x21d/0x260 net/core/rtnetlink.c:6609 notifier_call_chain+0x18c/0x3b0 kernel/notifier.c:93 call_netdevice_notifiers_extack net/core/dev.c:2005 [inline] call_netdevice_notifiers+0xb6/0xf0 net/core/dev.c:2019 team_dev_type_check_change drivers/net/team/team.c:2166 [inline] team_port_add drivers/net/team/team.c:1179 [inline] team_add_slave+0x64b/0x27a0 drivers/net/team/team.c:1975 do_set_master net/core/rtnetlink.c:2710 [inline] rtnl_newlink_create net/core/rtnetlink.c:3538 [inline] __rtnl_newlink net/core/rtnetlink.c:3741 [inline] rtnl_newlink+0x1bca/0x2080 net/core/rtnetlink.c:3754 rtnetlink_rcv_msg+0x882/0x1030 net/core/rtnetlink.c:6558 netlink_rcv_skb+0x1df/0x430 net/netlink/af_netlink.c:2545 netlink_unicast_kernel net/netlink/af_netlink.c:1342 [inline] netlink_unicast+0x7e6/0x980 net/netlink/af_netlink.c:1368 netlink_sendmsg+0xa37/0xd70 net/netlink/af_netlink.c:1910 sock_sendmsg_nosec net/socket.c:730 [inline] __sock_sendmsg net/socket.c:745 [inline] ____sys_sendmsg+0x592/0x890 net/socket.c:2584 ___sys_sendmsg net/socket.c:2638 [inline] __sys_sendmsg+0x2b0/0x3a0 net/socket.c:2667 do_syscall_x64 arch/x86/entry/common.c:52 [inline] do_syscall_64+0x45/0x110 arch/x86/entry/common.c:83 entry_SYSCALL_64_after_hwframe+0x63/0x6b RIP: 0033:0x7f8b4627cce9 Code: 28 00 00 00 75 05 48 83 c4 28 c3 e8 e1 20 00 00 90 48 89 f8 48 89 f7 48 89 d6 48 89 ca 4d 89 c2 4d 89 c8 4c 8b 4c 24 08 0f 05 <48> 3d 01 f0 ff ff 73 01 c3 48 c7 c1 b0 ff ff ff f7 d8 64 89 01 48 RSP: 002b:00007f8b44dfe0c8 EFLAGS: 00000246 ORIG_RAX: 000000000000002e RAX: ffffffffffffffda RBX: 00007f8b4639c050 RCX: 00007f8b4627cce9 RDX: 0000000000000000 RSI: 0000000020000300 RDI: 0000000000000005 RBP: 00007f8b462c947a R08: 0000000000000000 R09: 0000000000000000 R10: 0000000000000000 R11: 0000000000000246 R12: 0000000000000000 R13: 000000000000006e R14: 00007f8b4639c050 R15: 00007fffa6e0d5c8 vcan415: entered promiscuous mode vcan415: entered allmulticast mode team575: Port device vcan415 added