[ 50.162063][ T10] netdevsim netdevsim0 netdevsim1 (unregistering): unset [1, 0] type 2 family 0 port 6081 - 0
[ 50.244491][ T10] netdevsim netdevsim0 netdevsim0 (unregistering): unset [1, 0] type 2 family 0 port 6081 - 0
[ 51.096555][ T10] device hsr_slave_0 left promiscuous mode
[ 51.104297][ T10] device hsr_slave_1 left promiscuous mode
[ 51.113694][ T10] batman_adv: batadv0: Interface deactivated: batadv_slave_0
[ 51.121347][ T10] batman_adv: batadv0: Removing interface: batadv_slave_0
[ 51.133451][ T10] batman_adv: batadv0: Interface deactivated: batadv_slave_1
[ 51.142683][ T10] batman_adv: batadv0: Removing interface: batadv_slave_1
[ 51.153401][ T10] device bridge_slave_1 left promiscuous mode
[ 51.161078][ T10] bridge0: port 2(bridge_slave_1) entered disabled state
[ 51.177116][ T10] device bridge_slave_0 left promiscuous mode
[ 51.184802][ T10] bridge0: port 1(bridge_slave_0) entered disabled state
[ 51.206922][ T10] device veth1_macvtap left promiscuous mode
[ 51.214738][ T10] device veth0_macvtap left promiscuous mode
[ 51.222506][ T10] device veth1_vlan left promiscuous mode
[ 51.229981][ T10] device veth0_vlan left promiscuous mode
[ 51.389734][ T10] team0 (unregistering): Port device team_slave_1 removed
[ 51.401734][ T10] team0 (unregistering): Port device team_slave_0 removed
[ 51.413982][ T10] bond0 (unregistering): (slave bond_slave_1): Releasing backup interface
[ 51.427435][ T10] bond0 (unregistering): (slave bond_slave_0): Releasing backup interface
[ 51.473597][ T10] bond0 (unregistering): Released all slaves
[ 51.581991][ T10] leaked reference.
[ 51.586029][ T10] ethnl_default_notify+0x11c/0x560
[ 51.591271][ T10] ethnl_netdev_event+0x30/0x40
[ 51.596130][ T10] notifier_call_chain+0x94/0x170
[ 51.601148][ T10] netdev_update_features+0xa3/0xb0
[ 51.606342][ T10] hsr_add_port+0x3a1/0x670
[ 51.611023][ T10] hsr_dev_finalize+0x439/0x700
[ 51.615959][ T10] hsr_newlink+0x29b/0x660
[ 51.620372][ T10] __rtnl_newlink+0xd16/0x13e0
[ 51.625131][ T10] rtnl_newlink+0x5a/0x90
[ 51.629452][ T10] rtnetlink_rcv_msg+0x31d/0x8d0
[ 51.634469][ T10] netlink_rcv_skb+0x118/0x370
[ 51.639238][ T10] netlink_unicast+0x42e/0x700
[ 51.644189][ T10] netlink_sendmsg+0x775/0xc10
[ 51.648954][ T10] sock_sendmsg+0xab/0xe0
[ 51.653387][ T10] __sys_sendto+0x1a4/0x270
[ 51.657895][ T10] __x64_sys_sendto+0xd8/0x1b0
[ 51.664628][ T10] ------------[ cut here ]------------
[ 51.673463][ T10] WARNING: CPU: 0 PID: 10 at lib/ref_tracker.c:38 ref_tracker_dir_exit.cold+0x163/0x1b4
[ 51.684111][ T10] Modules linked in:
[ 51.690637][ T10] CPU: 0 PID: 10 Comm: kworker/u4:1 Not tainted 5.16.0-rc3-syzkaller #0
[ 51.699674][ T10] Hardware name: Google Google Compute Engine/Google Compute Engine, BIOS Google 01/01/2011
[ 51.711669][ T10] Workqueue: netns cleanup_net
[ 51.716644][ T10] RIP: 0010:ref_tracker_dir_exit.cold+0x163/0x1b4
[ 51.723657][ T10] Code: c1 e8 03 80 3c 18 00 74 08 4c 89 e7 e8 16 c7 5f f9 4d 39 f4 49 8b 04 24 4d 89 e7 75 3f 48 8b 74 24 08 48 89 ef e8 3d 8e 33 00 <0f> 0b e9 b0 aa 62 fb 4c 89 ff e8 ee c6 5f f9 e9 a3 fe ff ff e8 d4
[ 51.746158][ T10] RSP: 0018:ffffc90000cf79c0 EFLAGS: 00010246
[ 51.752682][ T10] RAX: 0000000000000000 RBX: dffffc0000000000 RCX: 0000000000000000
[ 51.762838][ T10] RDX: 0000000000000001 RSI: ffffffff88cb5680 RDI: 0000000000000001
[ 51.771339][ T10] RBP: ffff88801c3925b8 R08: 0000000000000001 R09: ffffffff8ee71a0f
[ 51.781200][ T10] R10: 0000000000000001 R11: 000000000007a08a R12: ffff88801c392600
[ 51.790294][ T10] R13: ffff88801c392600 R14: ffff88801c392600 R15: ffff88801c392600
[ 51.800102][ T10] FS: 0000000000000000(0000) GS:ffff8880b9e00000(0000) knlGS:0000000000000000
[ 51.809574][ T10] CS: 0010 DS: 0000 ES: 0000 CR0: 0000000080050033
[ 51.817388][ T10] CR2: 000055d058398000 CR3: 000000007e75c000 CR4: 00000000003506f0
[ 51.827258][ T10] DR0: 0000000000000000 DR1: 0000000000000000 DR2: 0000000000000000
[ 51.835725][ T10] DR3: 0000000000000000 DR6: 00000000fffe0ff0 DR7: 0000000000000400
[ 51.845455][ T10] Call Trace:
[ 51.849011][ T10]
[ 51.852068][ T10] free_netdev+0x293/0x4f0
[ 51.856487][ T10] netdev_run_todo+0x74c/0x930
[ 51.862887][ T10] ? generic_xdp_install+0x3c0/0x3c0
[ 51.868686][ T10] ? default_device_exit+0x270/0x270
[ 51.874158][ T10] ? unregister_netdevice_queue+0x13d/0x330
[ 51.881685][ T10] ? unregister_netdevice_many+0x1600/0x1600
[ 51.887684][ T10] ? br_dev_delete+0x104/0x190
[ 51.893114][ T10] default_device_exit_batch+0x2aa/0x360
[ 51.900395][ T10] ? unregister_netdev+0x20/0x20
[ 51.905543][ T10] ? default_device_exit+0x1e0/0x270
[ 51.911394][ T10] ? __init_waitqueue_head+0xd0/0xd0
[ 51.916693][ T10] ? ops_exit_list+0x8c/0x140
[ 51.923259][ T10] cleanup_net+0x423/0x980
[ 51.927699][ T10] ? unregister_pernet_device+0x60/0x60
[ 51.933793][ T10] process_one_work+0x87f/0x1450
[ 51.940203][ T10] ? lock_release+0x720/0x720
[ 51.944890][ T10] ? pwq_dec_nr_in_flight+0x230/0x230
[ 51.950775][ T10] ? rwlock_bug.part.0+0x90/0x90
[ 51.956041][ T10] ? _raw_spin_lock_irq+0x41/0x50
[ 51.964487][ T10] worker_thread+0x598/0x1040
[ 51.970602][ T10] ? process_one_work+0x1450/0x1450
[ 51.975927][ T10] kthread+0x3ab/0x480
[ 51.982677][ T10] ? _raw_spin_unlock_irq+0x1f/0x40
[ 51.994208][ T10] ? set_kthread_struct+0x100/0x100
[ 51.999800][ T10] ret_from_fork+0x1f/0x30
[ 52.004252][ T10]
[ 52.007326][ T10] Kernel panic - not syncing: panic_on_warn set ...
[ 52.014259][ T10] CPU: 1 PID: 10 Comm: kworker/u4:1 Not tainted 5.16.0-rc3-syzkaller #0
[ 52.023102][ T10] Hardware name: Google Google Compute Engine/Google Compute Engine, BIOS Google 01/01/2011
[ 52.033696][ T10] Workqueue: netns cleanup_net
[ 52.038758][ T10] Call Trace:
[ 52.042035][ T10]
[ 52.044963][ T10] dump_stack_lvl+0x57/0x7d
[ 52.049467][ T10] panic+0x214/0x49f
[ 52.053449][ T10] ? __warn_printk+0xee/0xee
[ 52.059801][ T10] ? ref_tracker_dir_exit.cold+0x163/0x1b4
[ 52.066219][ T10] __warn.cold+0x2b/0x35
[ 52.070466][ T10] ? ref_tracker_dir_exit.cold+0x163/0x1b4
[ 52.076275][ T10] report_bug+0x15a/0x1b0
[ 52.080632][ T10] handle_bug+0x3c/0x60
[ 52.084789][ T10] exc_invalid_op+0x14/0x40
[ 52.089302][ T10] asm_exc_invalid_op+0x12/0x20
[ 52.094149][ T10] RIP: 0010:ref_tracker_dir_exit.cold+0x163/0x1b4
[ 52.100737][ T10] Code: c1 e8 03 80 3c 18 00 74 08 4c 89 e7 e8 16 c7 5f f9 4d 39 f4 49 8b 04 24 4d 89 e7 75 3f 48 8b 74 24 08 48 89 ef e8 3d 8e 33 00 <0f> 0b e9 b0 aa 62 fb 4c 89 ff e8 ee c6 5f f9 e9 a3 fe ff ff e8 d4
[ 52.120337][ T10] RSP: 0018:ffffc90000cf79c0 EFLAGS: 00010246
[ 52.126430][ T10] RAX: 0000000000000000 RBX: dffffc0000000000 RCX: 0000000000000000
[ 52.134402][ T10] RDX: 0000000000000001 RSI: ffffffff88cb5680 RDI: 0000000000000001
[ 52.142833][ T10] RBP: ffff88801c3925b8 R08: 0000000000000001 R09: ffffffff8ee71a0f
[ 52.151071][ T10] R10: 0000000000000001 R11: 000000000007a08a R12: ffff88801c392600
[ 52.159417][ T10] R13: ffff88801c392600 R14: ffff88801c392600 R15: ffff88801c392600
[ 52.167616][ T10] free_netdev+0x293/0x4f0
[ 52.172044][ T10] netdev_run_todo+0x74c/0x930
[ 52.176998][ T10] ? generic_xdp_install+0x3c0/0x3c0
[ 52.182387][ T10] ? default_device_exit+0x270/0x270
[ 52.187793][ T10] ? unregister_netdevice_queue+0x13d/0x330
[ 52.193944][ T10] ? unregister_netdevice_many+0x1600/0x1600
[ 52.200019][ T10] ? br_dev_delete+0x104/0x190
[ 52.204891][ T10] default_device_exit_batch+0x2aa/0x360
[ 52.210522][ T10] ? unregister_netdev+0x20/0x20
[ 52.215453][ T10] ? default_device_exit+0x1e0/0x270
[ 52.220738][ T10] ? __init_waitqueue_head+0xd0/0xd0
[ 52.226032][ T10] ? ops_exit_list+0x8c/0x140
[ 52.230711][ T10] cleanup_net+0x423/0x980
[ 52.235344][ T10] ? unregister_pernet_device+0x60/0x60
[ 52.240896][ T10] process_one_work+0x87f/0x1450
[ 52.245846][ T10] ? lock_release+0x720/0x720
[ 52.250520][ T10] ? pwq_dec_nr_in_flight+0x230/0x230
[ 52.255981][ T10] ? rwlock_bug.part.0+0x90/0x90
[ 52.261086][ T10] ? _raw_spin_lock_irq+0x41/0x50
[ 52.266120][ T10] worker_thread+0x598/0x1040
[ 52.270816][ T10] ? process_one_work+0x1450/0x1450
[ 52.276016][ T10] kthread+0x3ab/0x480
[ 52.280170][ T10] ? _raw_spin_unlock_irq+0x1f/0x40
[ 52.285372][ T10] ? set_kthread_struct+0x100/0x100
[ 52.290674][ T10] ret_from_fork+0x1f/0x30
[ 52.295279][ T10]
[ 52.298522][ T10] Kernel Offset: disabled
[ 52.302927][ T10] Rebooting in 86400 seconds..