BUG: MAX_LOCKDEP_CHAIN_HLOCKS too low! turning off the locking correctness validator. CPU: 1 PID: 8712 Comm: syz-executor Not tainted 6.10.0-rc7-syzkaller-gc912bf709078 #0 Hardware name: Google Google Compute Engine/Google Compute Engine, BIOS Google 06/07/2024 Call trace: dump_backtrace+0x1b8/0x1e4 arch/arm64/kernel/stacktrace.c:317 show_stack+0x2c/0x3c arch/arm64/kernel/stacktrace.c:324 __dump_stack lib/dump_stack.c:88 [inline] dump_stack_lvl+0xe4/0x150 lib/dump_stack.c:114 dump_stack+0x1c/0x28 lib/dump_stack.c:123 lookup_chain_cache_add kernel/locking/lockdep.c:3816 [inline] validate_chain kernel/locking/lockdep.c:3837 [inline] __lock_acquire+0x1c58/0x763c kernel/locking/lockdep.c:5137 lock_acquire+0x240/0x728 kernel/locking/lockdep.c:5754 do_write_seqcount_begin_nested include/linux/seqlock.h:469 [inline] do_write_seqcount_begin include/linux/seqlock.h:495 [inline] psi_account_irqtime+0x310/0x7cc kernel/sched/psi.c:1016 update_rq_clock_task kernel/sched/core.c:726 [inline] update_rq_clock+0x1b8/0x634 kernel/sched/core.c:770 ttwu_queue kernel/sched/core.c:4056 [inline] try_to_wake_up+0x514/0xf2c kernel/sched/core.c:4378 wake_up_process+0x18/0x24 kernel/sched/core.c:4510 kthread_insert_work+0x2b4/0x500 kernel/kthread.c:999 kthread_queue_work+0x10c/0x190 kernel/kthread.c:1022 synchronize_rcu_expedited_queue_work kernel/rcu/tree_exp.h:469 [inline] synchronize_rcu_expedited+0x43c/0x678 kernel/rcu/tree_exp.h:949 synchronize_net+0x44/0x60 net/core/dev.c:11127 dev_deactivate_many+0x4a8/0xa8c net/sched/sch_generic.c:1370 __dev_close_many+0x270/0x3c8 net/core/dev.c:1543 dev_close_many+0x1e0/0x474 net/core/dev.c:1581 unregister_netdevice_many_notify+0x418/0x1770 net/core/dev.c:11194 unregister_netdevice_many net/core/dev.c:11277 [inline] unregister_netdevice_queue+0x2d8/0x324 net/core/dev.c:11156 unregister_netdevice include/linux/netdevice.h:3119 [inline] nsim_destroy+0x15c/0x508 drivers/net/netdevsim/netdev.c:778 __nsim_dev_port_del+0x140/0x1a0 drivers/net/netdevsim/dev.c:1425 nsim_dev_port_del_all drivers/net/netdevsim/dev.c:1437 [inline] nsim_dev_reload_destroy+0x240/0x43c drivers/net/netdevsim/dev.c:1658 nsim_drv_remove+0x5c/0x154 drivers/net/netdevsim/dev.c:1673 nsim_bus_remove+0x20/0x30 drivers/net/netdevsim/bus.c:398 device_remove drivers/base/dd.c:566 [inline] __device_release_driver drivers/base/dd.c:1270 [inline] device_release_driver_internal+0x3e4/0x698 drivers/base/dd.c:1293 device_release_driver+0x28/0x38 drivers/base/dd.c:1316 bus_remove_device+0x314/0x3b4 drivers/base/bus.c:574 device_del+0x480/0x828 drivers/base/core.c:3868 device_unregister+0x2c/0xcc drivers/base/core.c:3909 nsim_bus_dev_del drivers/net/netdevsim/bus.c:462 [inline] del_device_store+0x2c4/0x39c drivers/net/netdevsim/bus.c:226 bus_attr_store+0x80/0xa4 drivers/base/bus.c:170 sysfs_kf_write+0x200/0x280 fs/sysfs/file.c:136 kernfs_fop_write_iter+0x334/0x48c fs/kernfs/file.c:334 new_sync_write fs/read_write.c:497 [inline] vfs_write+0x8f8/0xc38 fs/read_write.c:590 ksys_write+0x15c/0x26c fs/read_write.c:643 __do_sys_write fs/read_write.c:655 [inline] __se_sys_write fs/read_write.c:652 [inline] __arm64_sys_write+0x7c/0x90 fs/read_write.c:652 __invoke_syscall arch/arm64/kernel/syscall.c:34 [inline] invoke_syscall+0x98/0x2b8 arch/arm64/kernel/syscall.c:48 el0_svc_common+0x130/0x23c arch/arm64/kernel/syscall.c:131 do_el0_svc+0x48/0x58 arch/arm64/kernel/syscall.c:150 el0_svc+0x54/0x168 arch/arm64/kernel/entry-common.c:712 el0t_64_sync_handler+0x84/0xfc arch/arm64/kernel/entry-common.c:730 el0t_64_sync+0x190/0x194 arch/arm64/kernel/entry.S:598 netdevsim netdevsim3 netdevsim0: renamed from eth0 netdevsim netdevsim3 netdevsim1: renamed from eth1 netdevsim netdevsim3 netdevsim2: renamed from eth2 netdevsim netdevsim3 netdevsim3: renamed from eth3 8021q: adding VLAN 0 to HW filter on device bond0 8021q: adding VLAN 0 to HW filter on device team0 hsr0: Slave A (hsr_slave_0) is not up; please bring it up to get a fully working HSR network hsr0: Slave B (hsr_slave_1) is not up; please bring it up to get a fully working HSR network 8021q: adding VLAN 0 to HW filter on device batadv0 veth0_vlan: entered promiscuous mode veth1_vlan: entered promiscuous mode veth0_macvtap: entered promiscuous mode veth1_macvtap: entered promiscuous mode batman_adv: The newly added mac address (aa:aa:aa:aa:aa:3e) already exists on: batadv_slave_0 batman_adv: It is strongly recommended to keep mac addresses unique to avoid problems! batman_adv: The newly added mac address (aa:aa:aa:aa:aa:3e) already exists on: batadv_slave_0 batman_adv: It is strongly recommended to keep mac addresses unique to avoid problems! batman_adv: The newly added mac address (aa:aa:aa:aa:aa:3e) already exists on: batadv_slave_0 batman_adv: It is strongly recommended to keep mac addresses unique to avoid problems! batman_adv: The newly added mac address (aa:aa:aa:aa:aa:3e) already exists on: batadv_slave_0 batman_adv: It is strongly recommended to keep mac addresses unique to avoid problems! batman_adv: batadv0: Interface activated: batadv_slave_0 batman_adv: The newly added mac address (aa:aa:aa:aa:aa:3f) already exists on: batadv_slave_1 batman_adv: It is strongly recommended to keep mac addresses unique to avoid problems! batman_adv: The newly added mac address (aa:aa:aa:aa:aa:3f) already exists on: batadv_slave_1 batman_adv: It is strongly recommended to keep mac addresses unique to avoid problems! batman_adv: The newly added mac address (aa:aa:aa:aa:aa:3f) already exists on: batadv_slave_1 batman_adv: It is strongly recommended to keep mac addresses unique to avoid problems! batman_adv: The newly added mac address (aa:aa:aa:aa:aa:3f) already exists on: batadv_slave_1 batman_adv: It is strongly recommended to keep mac addresses unique to avoid problems! batman_adv: batadv0: Interface activated: batadv_slave_1 netdevsim netdevsim3 netdevsim0: set [1, 0] type 2 family 0 port 6081 - 0 netdevsim netdevsim3 netdevsim1: set [1, 0] type 2 family 0 port 6081 - 0 netdevsim netdevsim3 netdevsim2: set [1, 0] type 2 family 0 port 6081 - 0 netdevsim netdevsim3 netdevsim3: set [1, 0] type 2 family 0 port 6081 - 0 ieee80211 phy15: Selected rate control algorithm 'minstrel_ht' ieee80211 phy16: Selected rate control algorithm 'minstrel_ht'