[ 57.756754][ T44] netdevsim netdevsim0 netdevsim2 (unregistering): unset [1, 0] type 2 family 0 port 6081 - 0
[ 57.806127][ T44] netdevsim netdevsim0 netdevsim1 (unregistering): unset [1, 0] type 2 family 0 port 6081 - 0
[ 57.847030][ T44] netdevsim netdevsim0 netdevsim0 (unregistering): unset [1, 0] type 2 family 0 port 6081 - 0
[ 58.691552][ T44] device hsr_slave_0 left promiscuous mode
[ 58.698589][ T44] device hsr_slave_1 left promiscuous mode
[ 58.707613][ T44] batman_adv: batadv0: Interface deactivated: batadv_slave_0
[ 58.715444][ T44] batman_adv: batadv0: Removing interface: batadv_slave_0
[ 58.727418][ T44] batman_adv: batadv0: Interface deactivated: batadv_slave_1
[ 58.735175][ T44] batman_adv: batadv0: Removing interface: batadv_slave_1
[ 58.746227][ T44] device bridge_slave_1 left promiscuous mode
[ 58.753762][ T44] bridge0: port 2(bridge_slave_1) entered disabled state
[ 58.770025][ T44] device bridge_slave_0 left promiscuous mode
[ 58.778121][ T44] bridge0: port 1(bridge_slave_0) entered disabled state
[ 58.799055][ T44] device veth1_macvtap left promiscuous mode
[ 58.806962][ T44] device veth0_macvtap left promiscuous mode
[ 58.813468][ T44] device veth1_vlan left promiscuous mode
[ 58.819447][ T44] device veth0_vlan left promiscuous mode
[ 59.019355][ T44] team0 (unregistering): Port device team_slave_1 removed
[ 59.033377][ T44] team0 (unregistering): Port device team_slave_0 removed
[ 59.045609][ T44] bond0 (unregistering): (slave bond_slave_1): Releasing backup interface
[ 59.058856][ T44] bond0 (unregistering): (slave bond_slave_0): Releasing backup interface
[ 59.103295][ T44] bond0 (unregistering): Released all slaves
[ 59.185460][ T44] leaked reference.
[ 59.189607][ T44] ethnl_default_notify+0x11c/0x560
[ 59.194811][ T44] ethnl_netdev_event+0x30/0x40
[ 59.201225][ T44] notifier_call_chain+0x94/0x170
[ 59.206249][ T44] netdev_update_features+0xa3/0xb0
[ 59.211449][ T44] hsr_add_port+0x3a1/0x670
[ 59.216063][ T44] hsr_dev_finalize+0x439/0x700
[ 59.220906][ T44] hsr_newlink+0x29b/0x660
[ 59.225404][ T44] __rtnl_newlink+0xd16/0x13e0
[ 59.230164][ T44] rtnl_newlink+0x5a/0x90
[ 59.234489][ T44] rtnetlink_rcv_msg+0x31d/0x8d0
[ 59.239505][ T44] netlink_rcv_skb+0x118/0x370
[ 59.244364][ T44] netlink_unicast+0x42e/0x700
[ 59.249124][ T44] netlink_sendmsg+0x775/0xc10
[ 59.253883][ T44] sock_sendmsg+0xab/0xe0
[ 59.258205][ T44] __sys_sendto+0x1a4/0x270
[ 59.262708][ T44] __x64_sys_sendto+0xd8/0x1b0
[ 59.269330][ T44] ------------[ cut here ]------------
[ 59.276101][ T44] WARNING: CPU: 0 PID: 44 at lib/ref_tracker.c:38 ref_tracker_dir_exit.cold+0x163/0x1b4
[ 59.287522][ T44] Modules linked in:
[ 59.291930][ T44] CPU: 0 PID: 44 Comm: kworker/u4:2 Not tainted 5.16.0-rc3-syzkaller #0
[ 59.300256][ T44] Hardware name: Google Google Compute Engine/Google Compute Engine, BIOS Google 01/01/2011
[ 59.313629][ T44] Workqueue: netns cleanup_net
[ 59.318422][ T44] RIP: 0010:ref_tracker_dir_exit.cold+0x163/0x1b4
[ 59.325299][ T44] Code: c1 e8 03 80 3c 18 00 74 08 4c 89 e7 e8 03 97 62 f9 4d 39 f4 49 8b 04 24 4d 89 e7 75 3f 48 8b 74 24 08 48 89 ef e8 2a f9 32 00 <0f> 0b e9 9d a0 65 fb 4c 89 ff e8 db 96 62 f9 e9 a3 fe ff ff e8 c1
[ 59.347871][ T44] RSP: 0018:ffffc9000114f9c0 EFLAGS: 00010246
[ 59.354461][ T44] RAX: 0000000000000000 RBX: dffffc0000000000 RCX: 0000000000000000
[ 59.364012][ T44] RDX: 0000000000000001 RSI: ffffffff88cb5680 RDI: 0000000000000001
[ 59.372336][ T44] RBP: ffff888077e1c5b8 R08: 0000000000000001 R09: ffffffff8ee5ca0f
[ 59.380316][ T44] R10: 0000000000000001 R11: 000000000007a08a R12: ffff888077e1c600
[ 59.390106][ T44] R13: ffff888077e1c600 R14: ffff888077e1c600 R15: ffff888077e1c600
[ 59.398567][ T44] FS: 0000000000000000(0000) GS:ffff8880b9e00000(0000) knlGS:0000000000000000
[ 59.409169][ T44] CS: 0010 DS: 0000 ES: 0000 CR0: 0000000080050033
[ 59.416053][ T44] CR2: 000055d466484950 CR3: 000000002178c000 CR4: 00000000003506f0
[ 59.425588][ T44] DR0: 0000000000000000 DR1: 0000000000000000 DR2: 0000000000000000
[ 59.433857][ T44] DR3: 0000000000000000 DR6: 00000000fffe0ff0 DR7: 0000000000000400
[ 59.443341][ T44] Call Trace:
[ 59.446630][ T44]
[ 59.449568][ T44] free_netdev+0x293/0x4f0
[ 59.454375][ T44] netdev_run_todo+0x74c/0x930
[ 59.459148][ T44] ? generic_xdp_install+0x3c0/0x3c0
[ 59.466205][ T44] ? default_device_exit+0x270/0x270
[ 59.471798][ T44] ? unregister_netdevice_queue+0x13d/0x330
[ 59.477691][ T44] ? unregister_netdevice_many+0x1600/0x1600
[ 59.485256][ T44] ? br_dev_delete+0x104/0x190
[ 59.490045][ T44] default_device_exit_batch+0x2aa/0x360
[ 59.496248][ T44] ? unregister_netdev+0x20/0x20
[ 59.502974][ T44] ? default_device_exit+0x1e0/0x270
[ 59.508474][ T44] ? __init_waitqueue_head+0xd0/0xd0
[ 59.514166][ T44] ? ops_exit_list+0x8c/0x140
[ 59.518852][ T44] cleanup_net+0x423/0x980
[ 59.524849][ T44] ? do_raw_spin_lock+0x200/0x2b0
[ 59.529935][ T44] ? unregister_pernet_device+0x60/0x60
[ 59.542655][ T44] ? rwlock_bug.part.0+0x90/0x90
[ 59.547661][ T44] process_one_work+0x87f/0x1450
[ 59.554878][ T44] ? lock_release+0x720/0x720
[ 59.559567][ T44] ? pwq_dec_nr_in_flight+0x230/0x230
[ 59.565330][ T44] ? rwlock_bug.part.0+0x90/0x90
[ 59.570275][ T44] ? _raw_spin_lock_irq+0x41/0x50
[ 59.577173][ T44] worker_thread+0x598/0x1040
[ 59.582160][ T44] ? process_one_work+0x1450/0x1450
[ 59.587366][ T44] kthread+0x3ab/0x480
[ 59.593419][ T44] ? _raw_spin_unlock_irq+0x1f/0x40
[ 59.598627][ T44] ? set_kthread_struct+0x100/0x100
[ 59.606397][ T44] ret_from_fork+0x1f/0x30
[ 59.612548][ T44]
[ 59.615994][ T44] Kernel panic - not syncing: panic_on_warn set ...
[ 59.622572][ T44] CPU: 0 PID: 44 Comm: kworker/u4:2 Not tainted 5.16.0-rc3-syzkaller #0
[ 59.630899][ T44] Hardware name: Google Google Compute Engine/Google Compute Engine, BIOS Google 01/01/2011
[ 59.641123][ T44] Workqueue: netns cleanup_net
[ 59.645895][ T44] Call Trace:
[ 59.649786][ T44]
[ 59.652718][ T44] dump_stack_lvl+0x57/0x7d
[ 59.657215][ T44] panic+0x214/0x49f
[ 59.661115][ T44] ? __warn_printk+0xee/0xee
[ 59.665811][ T44] ? ref_tracker_dir_exit.cold+0x163/0x1b4
[ 59.671612][ T44] __warn.cold+0x2b/0x35
[ 59.675858][ T44] ? ref_tracker_dir_exit.cold+0x163/0x1b4
[ 59.681800][ T44] report_bug+0x15a/0x1b0
[ 59.686131][ T44] handle_bug+0x3c/0x60
[ 59.690465][ T44] exc_invalid_op+0x14/0x40
[ 59.694963][ T44] asm_exc_invalid_op+0x12/0x20
[ 59.699845][ T44] RIP: 0010:ref_tracker_dir_exit.cold+0x163/0x1b4
[ 59.706280][ T44] Code: c1 e8 03 80 3c 18 00 74 08 4c 89 e7 e8 03 97 62 f9 4d 39 f4 49 8b 04 24 4d 89 e7 75 3f 48 8b 74 24 08 48 89 ef e8 2a f9 32 00 <0f> 0b e9 9d a0 65 fb 4c 89 ff e8 db 96 62 f9 e9 a3 fe ff ff e8 c1
[ 59.725876][ T44] RSP: 0018:ffffc9000114f9c0 EFLAGS: 00010246
[ 59.732053][ T44] RAX: 0000000000000000 RBX: dffffc0000000000 RCX: 0000000000000000
[ 59.740064][ T44] RDX: 0000000000000001 RSI: ffffffff88cb5680 RDI: 0000000000000001
[ 59.748046][ T44] RBP: ffff888077e1c5b8 R08: 0000000000000001 R09: ffffffff8ee5ca0f
[ 59.756182][ T44] R10: 0000000000000001 R11: 000000000007a08a R12: ffff888077e1c600
[ 59.764147][ T44] R13: ffff888077e1c600 R14: ffff888077e1c600 R15: ffff888077e1c600
[ 59.772157][ T44] free_netdev+0x293/0x4f0
[ 59.776587][ T44] netdev_run_todo+0x74c/0x930
[ 59.781382][ T44] ? generic_xdp_install+0x3c0/0x3c0
[ 59.786660][ T44] ? default_device_exit+0x270/0x270
[ 59.791946][ T44] ? unregister_netdevice_queue+0x13d/0x330
[ 59.797835][ T44] ? unregister_netdevice_many+0x1600/0x1600
[ 59.803851][ T44] ? br_dev_delete+0x104/0x190
[ 59.808616][ T44] default_device_exit_batch+0x2aa/0x360
[ 59.814430][ T44] ? unregister_netdev+0x20/0x20
[ 59.819383][ T44] ? default_device_exit+0x1e0/0x270
[ 59.824677][ T44] ? __init_waitqueue_head+0xd0/0xd0
[ 59.829985][ T44] ? ops_exit_list+0x8c/0x140
[ 59.834662][ T44] cleanup_net+0x423/0x980
[ 59.839074][ T44] ? do_raw_spin_lock+0x200/0x2b0
[ 59.844181][ T44] ? unregister_pernet_device+0x60/0x60
[ 59.849726][ T44] ? rwlock_bug.part.0+0x90/0x90
[ 59.854704][ T44] process_one_work+0x87f/0x1450
[ 59.859644][ T44] ? lock_release+0x720/0x720
[ 59.864316][ T44] ? pwq_dec_nr_in_flight+0x230/0x230
[ 59.869696][ T44] ? rwlock_bug.part.0+0x90/0x90
[ 59.874664][ T44] ? _raw_spin_lock_irq+0x41/0x50
[ 59.879691][ T44] worker_thread+0x598/0x1040
[ 59.884471][ T44] ? process_one_work+0x1450/0x1450
[ 59.889667][ T44] kthread+0x3ab/0x480
[ 59.893730][ T44] ? _raw_spin_unlock_irq+0x1f/0x40
[ 59.898927][ T44] ? set_kthread_struct+0x100/0x100
[ 59.904126][ T44] ret_from_fork+0x1f/0x30
[ 59.908555][ T44]
[ 59.911911][ T44] Kernel Offset: disabled
[ 59.916342][ T44] Rebooting in 86400 seconds..