bond11: (slave bridge10): failed to get link speed/duplex BUG: MAX_LOCKDEP_CHAINS too low! turning off the locking correctness validator. CPU: 0 PID: 2496 Comm: kworker/u4:4 Not tainted 5.8.0-rc4-syzkaller #0 Hardware name: Google Google Compute Engine/Google Compute Engine, BIOS Google 01/01/2011 Workqueue: bond71 bond_resend_igmp_join_requests_delayed Call Trace: __dump_stack lib/dump_stack.c:77 [inline] dump_stack+0x18f/0x20d lib/dump_stack.c:118 add_chain_cache kernel/locking/lockdep.c:3063 [inline] lookup_chain_cache_add kernel/locking/lockdep.c:3162 [inline] validate_chain kernel/locking/lockdep.c:3183 [inline] __lock_acquire.cold+0x11/0x3f8 kernel/locking/lockdep.c:4380 lock_acquire+0x1f1/0xad0 kernel/locking/lockdep.c:4959 down_read+0x96/0x420 kernel/locking/rwsem.c:1492 wireless_nlevent_flush+0x17/0x100 net/wireless/wext-core.c:350 wext_netdev_notifier_call+0xa/0x10 net/wireless/wext-core.c:370 notifier_call_chain+0xb5/0x200 kernel/notifier.c:83 call_netdevice_notifiers_info+0xb5/0x130 net/core/dev.c:2027 call_netdevice_notifiers_extack net/core/dev.c:2039 [inline] call_netdevice_notifiers+0x79/0xa0 net/core/dev.c:2053 bond_resend_igmp_join_requests_delayed+0x5d/0x170 drivers/net/bonding/bond_main.c:590 process_one_work+0x94c/0x1670 kernel/workqueue.c:2269 worker_thread+0x64c/0x1120 kernel/workqueue.c:2415 kthread+0x3b5/0x4a0 kernel/kthread.c:291 ret_from_fork+0x1f/0x30 arch/x86/entry/entry_64.S:293 bond11: (slave bridge10): failed to get link speed/duplex bond11: (slave bridge10): failed to get link speed/duplex bond11: (slave bridge10): failed to get link speed/duplex bond11: (slave bridge10): failed to get link speed/duplex bond11: (slave bridge10): failed to get link speed/duplex bond11: (slave bridge10): failed to get link speed/duplex