BUG: MAX_LOCKDEP_ENTRIES too low! turning off the locking correctness validator. CPU: 1 PID: 26581 Comm: syz-executor.4 Not tainted 6.1.0-rc5-syzkaller #0 Hardware name: Google Google Compute Engine/Google Compute Engine, BIOS Google 10/26/2022 Call Trace: __dump_stack lib/dump_stack.c:88 [inline] dump_stack_lvl+0xcd/0x134 lib/dump_stack.c:106 alloc_list_entry.cold+0x11/0x18 kernel/locking/lockdep.c:1402 add_lock_to_list kernel/locking/lockdep.c:1423 [inline] check_prev_add kernel/locking/lockdep.c:3167 [inline] check_prevs_add kernel/locking/lockdep.c:3216 [inline] validate_chain kernel/locking/lockdep.c:3831 [inline] __lock_acquire+0x3626/0x56d0 kernel/locking/lockdep.c:5055 lock_acquire kernel/locking/lockdep.c:5668 [inline] lock_acquire+0x1df/0x630 kernel/locking/lockdep.c:5633 local_lock_acquire include/linux/local_lock_internal.h:29 [inline] ___slab_alloc+0xe1/0x1400 mm/slub.c:3099 __slab_alloc.constprop.0+0x56/0xa0 mm/slub.c:3279 slab_alloc_node mm/slub.c:3364 [inline] __kmem_cache_alloc_node+0x191/0x3e0 mm/slub.c:3437 kmalloc_trace+0x22/0x60 mm/slab_common.c:1045 kmalloc include/linux/slab.h:553 [inline] kzalloc include/linux/slab.h:689 [inline] ref_tracker_alloc+0x14c/0x550 lib/ref_tracker.c:85 __netdev_tracker_alloc include/linux/netdevice.h:3995 [inline] netdev_hold include/linux/netdevice.h:4024 [inline] netdev_hold include/linux/netdevice.h:4019 [inline] qdisc_alloc+0x7b2/0xb00 net/sched/sch_generic.c:974 qdisc_create_dflt+0x75/0x540 net/sched/sch_generic.c:996 attach_one_default_qdisc net/sched/sch_generic.c:1151 [inline] netdev_for_each_tx_queue include/linux/netdevice.h:2440 [inline] attach_default_qdiscs net/sched/sch_generic.c:1169 [inline] dev_activate+0x760/0xcd0 net/sched/sch_generic.c:1228 __dev_open+0x393/0x4d0 net/core/dev.c:1441 dev_open net/core/dev.c:1468 [inline] dev_open+0xe8/0x150 net/core/dev.c:1461 team_port_add drivers/net/team/team.c:1215 [inline] team_add_slave+0x9ff/0x1b80 drivers/net/team/team.c:1984 do_set_master+0x1c8/0x220 net/core/rtnetlink.c:2578 rtnl_newlink_create net/core/rtnetlink.c:3381 [inline] __rtnl_newlink+0x13ac/0x17e0 net/core/rtnetlink.c:3581 rtnl_newlink+0x64/0xa0 net/core/rtnetlink.c:3594 rtnetlink_rcv_msg+0x43a/0xca0 net/core/rtnetlink.c:6091 netlink_rcv_skb+0x153/0x420 net/netlink/af_netlink.c:2540 netlink_unicast_kernel net/netlink/af_netlink.c:1319 [inline] netlink_unicast+0x543/0x7f0 net/netlink/af_netlink.c:1345 netlink_sendmsg+0x917/0xe10 net/netlink/af_netlink.c:1921 sock_sendmsg_nosec net/socket.c:714 [inline] sock_sendmsg+0xcf/0x120 net/socket.c:734 ____sys_sendmsg+0x712/0x8c0 net/socket.c:2482 ___sys_sendmsg+0x110/0x1b0 net/socket.c:2536 __sys_sendmsg+0xf3/0x1c0 net/socket.c:2565 do_syscall_x64 arch/x86/entry/common.c:50 [inline] do_syscall_64+0x35/0xb0 arch/x86/entry/common.c:80 entry_SYSCALL_64_after_hwframe+0x63/0xcd RIP: 0033:0x7fe8c728b639 Code: ff ff c3 66 2e 0f 1f 84 00 00 00 00 00 0f 1f 40 00 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 b8 ff ff ff f7 d8 64 89 01 48 RSP: 002b:00007fe8c7f81168 EFLAGS: 00000246 ORIG_RAX: 000000000000002e RAX: ffffffffffffffda RBX: 00007fe8c73ac120 RCX: 00007fe8c728b639 RDX: 0000000000000000 RSI: 0000000020000300 RDI: 0000000000000004 RBP: 00007fe8c72e6ae9 R08: 0000000000000000 R09: 0000000000000000 R10: 0000000000000000 R11: 0000000000000246 R12: 0000000000000000 R13: 00007fe8c74cfb1f R14: 00007fe8c7f81300 R15: 0000000000022000 8021q: adding VLAN 0 to HW filter on device batadv159 device batadv159 entered promiscuous mode team83: Port device batadv159 added