netdevsim netdevsim1 netdevsim3 (unregistering): unset [1, 0] type 2 family 0 port 6081 - 0
BUG: MAX_LOCKDEP_CHAIN_HLOCKS too low!
turning off the locking correctness validator.
CPU: 1 UID: 0 PID: 7750 Comm: syz-executor Not tainted 6.17.0-rc1-syzkaller-g8f5ae30d69d7 #0 PREEMPT 
Hardware name: Google Google Compute Engine/Google Compute Engine, BIOS Google 06/30/2025
Call trace:
 show_stack+0x2c/0x3c arch/arm64/kernel/stacktrace.c:499 (C)
 __dump_stack+0x30/0x40 lib/dump_stack.c:94
 dump_stack_lvl+0xd8/0x12c lib/dump_stack.c:120
 dump_stack+0x1c/0x28 lib/dump_stack.c:129
 add_chain_cache kernel/locking/lockdep.c:-1 [inline]
 lookup_chain_cache_add kernel/locking/lockdep.c:3855 [inline]
 validate_chain kernel/locking/lockdep.c:3876 [inline]
 __lock_acquire+0xf9c/0x30a4 kernel/locking/lockdep.c:5237
 lock_acquire+0x14c/0x2e0 kernel/locking/lockdep.c:5868
 do_write_seqcount_begin_nested include/linux/seqlock.h:477 [inline]
 do_write_seqcount_begin include/linux/seqlock.h:503 [inline]
 psi_write_begin+0x1b0/0x320 kernel/sched/psi.c:183
 psi_account_irqtime+0x20c/0x688 kernel/sched/psi.c:1030
 __schedule+0x8e0/0x2864 kernel/sched/core.c:6954
 __schedule_loop kernel/sched/core.c:7043 [inline]
 schedule+0xb4/0x230 kernel/sched/core.c:7058
 schedule_preempt_disabled+0x18/0x2c kernel/sched/core.c:7115
 rwsem_down_read_slowpath+0x578/0x86c kernel/locking/rwsem.c:1086
 __down_read_common kernel/locking/rwsem.c:1261 [inline]
 __down_read kernel/locking/rwsem.c:1274 [inline]
 down_read+0x9c/0x2f8 kernel/locking/rwsem.c:1539
 kernfs_find_and_get_ns+0x38/0x114 fs/kernfs/dir.c:933
 kernfs_find_and_get include/linux/kernfs.h:612 [inline]
 sysfs_unmerge_group+0x6c/0x138 fs/sysfs/group.c:399
 pm_qos_sysfs_remove_flags+0x28/0x38 drivers/base/power/sysfs.c:807
 dev_pm_qos_constraints_destroy+0x4c/0x460 drivers/base/power/qos.c:261
 dpm_sysfs_remove+0x74/0xd4 drivers/base/power/sysfs.c:831
 device_del+0x20c/0x808 drivers/base/core.c:3853
 netdev_unregister_kobject+0x2bc/0x3bc net/core/net-sysfs.c:2327
 unregister_netdevice_many_notify+0x1770/0x1de0 net/core/dev.c:12183
 unregister_netdevice_many net/core/dev.c:12211 [inline]
 unregister_netdevice_queue+0x2b4/0x300 net/core/dev.c:12055
 unregister_netdevice include/linux/netdevice.h:3382 [inline]
 nsim_destroy+0x1c0/0x5f8 drivers/net/netdevsim/netdev.c:1136
 __nsim_dev_port_del+0x13c/0x19c drivers/net/netdevsim/dev.c:1473
 nsim_dev_port_del_all drivers/net/netdevsim/dev.c:1485 [inline]
 nsim_dev_reload_destroy+0x240/0x43c drivers/net/netdevsim/dev.c:1707
 nsim_drv_remove+0x5c/0x154 drivers/net/netdevsim/dev.c:1722
 nsim_bus_remove+0x20/0x30 drivers/net/netdevsim/bus.c:419
 device_remove drivers/base/dd.c:569 [inline]
 __device_release_driver drivers/base/dd.c:1274 [inline]
 device_release_driver_internal+0x3a8/0x68c drivers/base/dd.c:1297
 device_release_driver+0x28/0x38 drivers/base/dd.c:1320
 bus_remove_device+0x310/0x3b0 drivers/base/bus.c:579
 device_del+0x47c/0x808 drivers/base/core.c:3878
 device_unregister+0x2c/0xcc drivers/base/core.c:3919
 nsim_bus_dev_del drivers/net/netdevsim/bus.c:483 [inline]
 del_device_store+0x27c/0x31c drivers/net/netdevsim/bus.c:244
 bus_attr_store+0x80/0xa4 drivers/base/bus.c:172
 sysfs_kf_write+0x1a8/0x23c fs/sysfs/file.c:145
 kernfs_fop_write_iter+0x314/0x488 fs/kernfs/file.c:334
 new_sync_write fs/read_write.c:593 [inline]
 vfs_write+0x540/0xa3c fs/read_write.c:686
 ksys_write+0x120/0x210 fs/read_write.c:738
 __do_sys_write fs/read_write.c:749 [inline]
 __se_sys_write fs/read_write.c:746 [inline]
 __arm64_sys_write+0x7c/0x90 fs/read_write.c:746
 __invoke_syscall arch/arm64/kernel/syscall.c:35 [inline]
 invoke_syscall+0x98/0x2b8 arch/arm64/kernel/syscall.c:49
 el0_svc_common+0x130/0x23c arch/arm64/kernel/syscall.c:132
 do_el0_svc+0x48/0x58 arch/arm64/kernel/syscall.c:151
 el0_svc+0x58/0x180 arch/arm64/kernel/entry-common.c:879
 el0t_64_sync_handler+0x84/0x12c arch/arm64/kernel/entry-common.c:898
 el0t_64_sync+0x198/0x19c arch/arm64/kernel/entry.S:596
netdevsim netdevsim1 netdevsim2 (unregistering): unset [1, 0] type 2 family 0 port 6081 - 0
netdevsim netdevsim1 netdevsim1 (unregistering): unset [1, 0] type 2 family 0 port 6081 - 0
netdevsim netdevsim1 netdevsim0 (unregistering): unset [1, 0] type 2 family 0 port 6081 - 0
netdevsim netdevsim1 netdevsim0: renamed from eth0
netdevsim netdevsim1 netdevsim1: renamed from eth1
netdevsim netdevsim1 netdevsim2: renamed from eth2
netdevsim netdevsim1 netdevsim3: renamed from eth3
8021q: adding VLAN 0 to HW filter on device bond0
8021q: adding VLAN 0 to HW filter on device team0
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: batadv0: Interface activated: batadv_slave_0
batman_adv: batadv0: Interface activated: batadv_slave_1
ieee80211 phy27: Selected rate control algorithm 'minstrel_ht'
ieee80211 phy28: Selected rate control algorithm 'minstrel_ht'