BUG: MAX_LOCKDEP_ENTRIES too low! turning off the locking correctness validator. CPU: 2 PID: 10509 Comm: syz-executor.3 Not tainted 6.10.0-rc1-syzkaller-g1613e604df0c #0 Hardware name: QEMU Standard PC (Q35 + ICH9, 2009), BIOS 1.16.2-debian-1.16.2-1 04/01/2014 Call Trace: __dump_stack lib/dump_stack.c:88 [inline] dump_stack_lvl+0x116/0x1f0 lib/dump_stack.c:114 alloc_list_entry kernel/locking/lockdep.c:1397 [inline] add_lock_to_list+0x25d/0x380 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 kernel/locking/lockdep.c:3869 [inline] __lock_acquire+0x2c61/0x3b30 kernel/locking/lockdep.c:5137 lock_acquire kernel/locking/lockdep.c:5754 [inline] lock_acquire+0x1b1/0x560 kernel/locking/lockdep.c:5719 __raw_read_lock_irqsave include/linux/rwlock_api_smp.h:160 [inline] _raw_read_lock_irqsave+0x74/0x90 kernel/locking/spinlock.c:236 netlink_lock_table net/netlink/af_netlink.c:470 [inline] netlink_broadcast_filtered+0xd8/0xf10 net/netlink/af_netlink.c:1541 nlmsg_multicast_filtered include/net/netlink.h:1125 [inline] nlmsg_multicast include/net/netlink.h:1144 [inline] nlmsg_notify+0x9e/0x220 net/netlink/af_netlink.c:2607 rtnl_notify net/core/rtnetlink.c:757 [inline] rtmsg_ifinfo_send net/core/rtnetlink.c:4094 [inline] rtmsg_ifinfo_event net/core/rtnetlink.c:4110 [inline] rtmsg_ifinfo_event net/core/rtnetlink.c:4097 [inline] rtmsg_ifinfo+0x174/0x1a0 net/core/rtnetlink.c:4116 dev_open net/core/dev.c:1512 [inline] dev_open+0x127/0x160 net/core/dev.c:1501 team_port_add drivers/net/team/team_core.c:1216 [inline] team_add_slave+0xadc/0x2110 drivers/net/team/team_core.c:1976 do_set_master+0x1bc/0x230 net/core/rtnetlink.c:2701 rtnl_newlink_create net/core/rtnetlink.c:3527 [inline] __rtnl_newlink+0x150b/0x1960 net/core/rtnetlink.c:3730 rtnl_newlink+0x67/0xa0 net/core/rtnetlink.c:3743 rtnetlink_rcv_msg+0x3c7/0xe60 net/core/rtnetlink.c:6595 netlink_rcv_skb+0x16b/0x440 net/netlink/af_netlink.c:2564 netlink_unicast_kernel net/netlink/af_netlink.c:1335 [inline] netlink_unicast+0x542/0x820 net/netlink/af_netlink.c:1361 netlink_sendmsg+0x8b8/0xd70 net/netlink/af_netlink.c:1905 sock_sendmsg_nosec net/socket.c:730 [inline] __sock_sendmsg net/socket.c:745 [inline] ____sys_sendmsg+0xab5/0xc90 net/socket.c:2585 ___sys_sendmsg+0x135/0x1e0 net/socket.c:2639 __sys_sendmsg+0x117/0x1f0 net/socket.c:2668 do_syscall_x64 arch/x86/entry/common.c:52 [inline] do_syscall_64+0xcd/0x250 arch/x86/entry/common.c:83 entry_SYSCALL_64_after_hwframe+0x77/0x7f RIP: 0033:0x7f270c67dd69 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:00007f270d4810c8 EFLAGS: 00000246 ORIG_RAX: 000000000000002e RAX: ffffffffffffffda RBX: 00007f270c7ac120 RCX: 00007f270c67dd69 RDX: 0000000000000000 RSI: 0000000020000300 RDI: 0000000000000005 RBP: 00007f270c6ca49e R08: 0000000000000000 R09: 0000000000000000 R10: 0000000000000000 R11: 0000000000000246 R12: 0000000000000000 R13: 000000000000006e R14: 00007f270c7ac120 R15: 00007ffecadf8fd8 8021q: adding VLAN 0 to HW filter on device batadv307 team322: Port device batadv307 added