bond0 (unregistering): (slave bond_slave_0): Releasing backup interface bond0 (unregistering): (slave bond_slave_1): Releasing backup interface BUG: MAX_LOCKDEP_CHAIN_HLOCKS too low! turning off the locking correctness validator. CPU: 1 UID: 0 PID: 726 Comm: kworker/u8:6 Not tainted 6.13.0-rc2-syzkaller-g146ff2c261f3 #0 Hardware name: Google Google Compute Engine/Google Compute Engine, BIOS Google 09/13/2024 Workqueue: netns cleanup_net Call trace: show_stack+0x2c/0x3c arch/arm64/kernel/stacktrace.c:484 (C) __dump_stack lib/dump_stack.c:94 [inline] dump_stack_lvl+0xe4/0x150 lib/dump_stack.c:120 dump_stack+0x1c/0x28 lib/dump_stack.c:129 lookup_chain_cache_add kernel/locking/lockdep.c:3851 [inline] validate_chain kernel/locking/lockdep.c:3872 [inline] __lock_acquire+0x2070/0x7904 kernel/locking/lockdep.c:5226 lock_acquire+0x23c/0x724 kernel/locking/lockdep.c:5849 __raw_spin_lock_irqsave include/linux/spinlock_api_smp.h:110 [inline] _raw_spin_lock_irqsave+0x5c/0x7c kernel/locking/spinlock.c:162 get_partial_node+0x44/0x410 mm/slub.c:2823 get_partial mm/slub.c:2937 [inline] ___slab_alloc+0x6f0/0xf4c mm/slub.c:3795 __slab_alloc+0x74/0xd0 mm/slub.c:3905 __slab_alloc_node mm/slub.c:3980 [inline] slab_alloc_node mm/slub.c:4141 [inline] __kmalloc_cache_noprof+0x31c/0x428 mm/slub.c:4309 kmalloc_noprof include/linux/slab.h:901 [inline] kzalloc_noprof include/linux/slab.h:1037 [inline] ref_tracker_alloc+0x140/0x3ec lib/ref_tracker.c:203 __netdev_tracker_alloc include/linux/netdevice.h:4136 [inline] netdev_hold include/linux/netdevice.h:4165 [inline] linkwatch_add_event net/core/link_watch.c:127 [inline] linkwatch_fire_event+0x190/0x3a4 net/core/link_watch.c:292 netif_carrier_off+0x9c/0x11c net/sched/sch_generic.c:611 veth_close+0xec/0x3cc drivers/net/veth.c:1375 __dev_close_many+0x2d8/0x3c8 net/core/dev.c:1560 dev_close_many+0x1e0/0x474 net/core/dev.c:1585 dev_close+0x174/0x250 net/core/dev.c:1611 __bond_release_one+0x9d4/0xf08 drivers/net/bonding/bond_main.c:2638 bond_uninit+0x29c/0x3fc drivers/net/bonding/bond_main.c:6070 unregister_netdevice_many_notify+0x14dc/0x1c6c net/core/dev.c:11548 unregister_netdevice_many+0x28/0x38 net/core/dev.c:11590 cleanup_net+0x5c8/0x9b4 net/core/net_namespace.c:627 process_one_work+0x7a8/0x15cc kernel/workqueue.c:3229 process_scheduled_works kernel/workqueue.c:3310 [inline] worker_thread+0x97c/0xeec kernel/workqueue.c:3391 kthread+0x288/0x310 kernel/kthread.c:389 ret_from_fork+0x10/0x20 arch/arm64/kernel/entry.S:862 bond0 (unregistering): Released all slaves hsr_slave_0: left promiscuous mode hsr_slave_1: left promiscuous mode batman_adv: batadv0: Interface deactivated: batadv_slave_0 batman_adv: batadv0: Removing interface: batadv_slave_0 batman_adv: batadv0: Interface deactivated: batadv_slave_1 batman_adv: batadv0: Removing interface: batadv_slave_1 veth1_macvtap: left promiscuous mode veth0_macvtap: left promiscuous mode veth1_vlan: left promiscuous mode veth0_vlan: left promiscuous mode team0 (unregistering): Port device team_slave_1 removed team0 (unregistering): Port device team_slave_0 removed