a->atomic_read_lock){+.+.}-{3:3}, at: n_tty_read+0x6b5/0x1e10
[ 151.603109][ C1] 3 locks held by kworker/0:7/5516:
[ 151.608344][ C1] #0: ffff888015880948 ((wq_completion)events){+.+.}-{0:0}, at: process_scheduled_works+0x90a/0x1830
[ 151.619409][ C1] #1: ffffc900030c7d00 ((linkwatch_work).work){+.+.}-{0:0}, at: process_scheduled_works+0x945/0x1830
[ 151.630470][ C1] #2: ffffffff8fc82ac8 (rtnl_mutex){+.+.}-{3:3}, at: linkwatch_event+0xe/0x60
[ 151.639530][ C1] 1 lock held by syz-executor/5930:
[ 151.644771][ C1] #0: ffffffff8fc82ac8 (rtnl_mutex){+.+.}-{3:3}, at: rtnetlink_rcv_msg+0x6eb/0xd00
[ 151.654263][ C1] 2 locks held by syz.1.214/6239:
[ 151.659303][ C1]
[ 151.661641][ C1] =============================================
[ 151.661641][ C1]
[ 152.703773][ C1] DEBUG: waiting rtnl_mutex for 994 jiffies.
[ 152.709820][ C1] task:syz-executor state:D stack:21728 pid:5930 tgid:5930 ppid:5928 flags:0x00000000
[ 152.720059][ C1] Call Trace:
[ 152.723350][ C1]
[ 152.726331][ C1] __schedule+0x1800/0x4a60
[ 152.730884][ C1] ? __pfx___schedule+0x10/0x10
[ 152.735791][ C1] ? __pfx_lock_release+0x10/0x10
[ 152.740926][ C1] ? __mutex_trylock_common+0x92/0x2e0
[ 152.746438][ C1] ? schedule+0x90/0x320
[ 152.750709][ C1] schedule+0x14b/0x320
[ 152.754919][ C1] schedule_preempt_disabled+0x13/0x30
[ 152.760400][ C1] __mutex_lock+0x6a4/0xd70
[ 152.764955][ C1] ? __mutex_lock+0x527/0xd70
[ 152.769652][ C1] ? rtnetlink_rcv_msg+0x6eb/0xd00
[ 152.774817][ C1] ? __pfx___mutex_lock+0x10/0x10
[ 152.779871][ C1] ? get_rtnl_holder+0x144/0x190
[ 152.784854][ C1] rtnetlink_rcv_msg+0x6eb/0xd00
[ 152.789821][ C1] ? rtnetlink_rcv_msg+0x1a7/0xd00
[ 152.794990][ C1] ? __lock_acquire+0x1384/0x2050
[ 152.800040][ C1] ? __pfx_rtnetlink_rcv_msg+0x10/0x10
[ 152.805575][ C1] netlink_rcv_skb+0x1e3/0x430
[ 152.810368][ C1] ? __pfx_rtnetlink_rcv_msg+0x10/0x10
[ 152.815883][ C1] ? __pfx_netlink_rcv_skb+0x10/0x10
[ 152.821221][ C1] ? netlink_deliver_tap+0x2e/0x1b0
[ 152.826485][ C1] netlink_unicast+0x7f6/0x990
[ 152.831289][ C1] ? __pfx_netlink_unicast+0x10/0x10
[ 152.836628][ C1] ? __virt_addr_valid+0x183/0x530
[ 152.841765][ C1] ? __check_object_size+0x49c/0x900
[ 152.847142][ C1] ? bpf_lsm_netlink_send+0x9/0x10
[ 152.852320][ C1] netlink_sendmsg+0x8e4/0xcb0
[ 152.857211][ C1] ? __pfx_netlink_sendmsg+0x10/0x10
[ 152.862614][ C1] ? lockdep_hardirqs_on_prepare+0x43d/0x780
[ 152.868709][ C1] ? aa_sock_msg_perm+0x91/0x160
[ 152.873749][ C1] ? bpf_lsm_socket_sendmsg+0x9/0x10
[ 152.879092][ C1] ? security_socket_sendmsg+0x87/0xb0
[ 152.884676][ C1] ? __pfx_netlink_sendmsg+0x10/0x10
[ 152.890023][ C1] __sock_sendmsg+0x221/0x270
[ 152.894773][ C1] __sys_sendto+0x3a4/0x4f0
[ 152.899302][ C1] ? __pfx___sys_sendto+0x10/0x10
[ 152.904392][ C1] ? lockdep_hardirqs_on_prepare+0x43d/0x780
[ 152.910394][ C1] ? __pfx_lockdep_hardirqs_on_prepare+0x10/0x10
[ 152.916771][ C1] __x64_sys_sendto+0xde/0x100
[ 152.921569][ C1] do_syscall_64+0xf3/0x230
[ 152.926124][ C1] ? clear_bhb_loop+0x35/0x90
[ 152.930818][ C1] entry_SYSCALL_64_after_hwframe+0x77/0x7f
[ 152.936749][ C1] RIP: 0033:0x7f99ef57902c
[ 152.941177][ C1] RSP: 002b:00007ffdb687c4c0 EFLAGS: 00000293 ORIG_RAX: 000000000000002c
[ 152.949631][ C1] RAX: ffffffffffffffda RBX: 00007f99f0234620 RCX: 00007f99ef57902c
[ 152.957643][ C1] RDX: 0000000000000020 RSI: 00007f99f0234670 RDI: 0000000000000003
[ 152.965651][ C1] RBP: 0000000000000000 R08: 00007ffdb687c514 R09: 000000000000000c
[ 152.973631][ C1] R10: 0000000000000000 R11: 0000000000000293 R12: 0000000000000003
[ 152.981632][ C1] R13: 0000000000000000 R14: 00007f99f0234670 R15: 0000000000000000
[ 152.989660][ C1]
[ 152.992691][ C1] DEBUG: waiting rtnl_mutex for 901 jiffies.
[ 152.999049][ C1] task:kworker/0:0 state:D stack:23160 pid:8 tgid:8 ppid:2 flags:0x00004000
[ 153.009258][ C1] Workqueue: events switchdev_deferred_process_work
[ 153.015894][ C1] Call Trace:
[ 153.019180][ C1]
[ 153.022121][ C1] __schedule+0x1800/0x4a60
[ 153.026692][ C1] ? __pfx___schedule+0x10/0x10
[ 153.031564][ C1] ? lockdep_hardirqs_on_prepare+0x43d/0x780
[ 153.037594][ C1] ? __pfx_lock_release+0x10/0x10
[ 153.042647][ C1] ? kick_pool+0x45c/0x620
[ 153.047110][ C1] ? preempt_schedule_thunk+0x1a/0x30
[ 153.052498][ C1] ? schedule+0x90/0x320
[ 153.056783][ C1] schedule+0x14b/0x320
[ 153.060961][ C1] schedule_preempt_disabled+0x13/0x30
[ 153.066472][ C1] __mutex_lock+0x6a4/0xd70
[ 153.071018][ C1] ? __mutex_lock+0x527/0xd70
[ 153.075732][ C1] ? switchdev_deferred_process_work+0xe/0x20
[ 153.081816][ C1] ? __pfx___mutex_lock+0x10/0x10
[ 153.086934][ C1] ? get_rtnl_holder+0x144/0x190
[ 153.091894][ C1] ? process_scheduled_works+0x945/0x1830
[ 153.097659][ C1] switchdev_deferred_process_work+0xe/0x20
[ 153.103570][ C1] process_scheduled_works+0xa2c/0x1830
[ 153.109194][ C1] ? __pfx_process_scheduled_works+0x10/0x10
[ 153.115230][ C1] ? assign_work+0x364/0x3d0
[ 153.119845][ C1] worker_thread+0x86d/0xd40
[ 153.124496][ C1] ? __kthread_parkme+0x169/0x1d0
[ 153.129556][ C1] ? __pfx_worker_thread+0x10/0x10
[ 153.134715][ C1] kthread+0x2f0/0x390
[ 153.138794][ C1] ? __pfx_worker_thread+0x10/0x10
[ 153.143949][ C1] ? __pfx_kthread+0x10/0x10
[ 153.148555][ C1] ret_from_fork+0x4b/0x80
[ 153.152987][ C1] ? __pfx_kthread+0x10/0x10
[ 153.157614][ C1] ret_from_fork_asm+0x1a/0x30
[ 153.162415][ C1]
[ 153.165468][ C1] DEBUG: holding rtnl_mutex for 1262 jiffies.
[ 153.171540][ C1] task:kworker/u8:9 state:D stack:21168 pid:2933 tgid:2933 ppid:2 flags:0x00004000
[ 153.181746][ C1] Workqueue: netns cleanup_net
[ 153.186564][ C1] Call Trace:
[ 153.189852][ C1]
[ 153.192836][ C1] __schedule+0x1800/0x4a60
[ 153.197475][ C1] ? __pfx___schedule+0x10/0x10
[ 153.202403][ C1] ? __pfx_lock_release+0x10/0x10
[ 153.207520][ C1] ? _raw_spin_unlock_irqrestore+0xdd/0x140
[ 153.213507][ C1] ? kthread_data+0x52/0xd0
[ 153.218109][ C1] ? wq_worker_sleeping+0x66/0x240
[ 153.223293][ C1] ? schedule+0x90/0x320
[ 153.227627][ C1] schedule+0x14b/0x320
[ 153.231854][ C1] synchronize_rcu_expedited+0x684/0x830
[ 153.237613][ C1] ? __pfx_synchronize_rcu_expedited+0x10/0x10
[ 153.243875][ C1] ? __pfx_wait_rcu_exp_gp+0x10/0x10
[ 153.249223][ C1] ? __pfx___might_resched+0x10/0x10
[ 153.254616][ C1] ? lockdep_hardirqs_on_prepare+0x43d/0x780
[ 153.260663][ C1] ? __pfx_autoremove_wake_function+0x10/0x10
[ 153.266834][ C1] ? __pfx_lockdep_hardirqs_on_prepare+0x10/0x10
[ 153.273238][ C1] synchronize_rcu+0x11b/0x360
[ 153.278093][ C1] ? __pfx_synchronize_rcu+0x10/0x10
[ 153.283449][ C1] lockdep_unregister_key+0x4b7/0x540
[ 153.288925][ C1] ? __pfx_lockdep_unregister_key+0x10/0x10
[ 153.294911][ C1] ? rcu_is_watching+0x15/0xb0
[ 153.299749][ C1] ? qdisc_reset+0x3bf/0x5b0
[ 153.304424][ C1] __qdisc_destroy+0x165/0x410
[ 153.309256][ C1] dev_shutdown+0x9b/0x450
[ 153.313760][ C1] unregister_netdevice_many_notify+0x97b/0x1c40
[ 153.320176][ C1] ? __pfx_unregister_netdevice_many_notify+0x10/0x10
[ 153.327022][ C1] ? net_generic+0x1f/0x240
[ 153.331629][ C1] ? __pfx_lock_release+0x10/0x10
[ 153.336769][ C1] ? unregister_netdevice_queue+0x26b/0x370
[ 153.342723][ C1] ? __pfx_unregister_netdevice_queue+0x10/0x10
[ 153.349121][ C1] ? nexthop_net_exit_batch_rtnl+0x100/0x150
[ 153.355202][ C1] cleanup_net+0x75d/0xcc0
[ 153.359679][ C1] ? __pfx_cleanup_net+0x10/0x10
[ 153.364767][ C1] ? process_scheduled_works+0x945/0x1830
[ 153.370544][ C1] process_scheduled_works+0xa2c/0x1830
[ 153.376246][ C1] ? __pfx_process_scheduled_works+0x10/0x10
[ 153.382305][ C1] ? assign_work+0x364/0x3d0
[ 153.386986][ C1] worker_thread+0x86d/0xd40
[ 153.391662][ C1] ? __kthread_parkme+0x169/0x1d0
[ 153.396776][ C1] ? __pfx_worker_thread+0x10/0x10
[ 153.401961][ C1] kthread+0x2f0/0x390
[ 153.406113][ C1] ? __pfx_worker_thread+0x10/0x10
[ 153.411296][ C1] ? __pfx_kthread+0x10/0x10
[ 153.415965][ C1] ret_from_fork+0x4b/0x80
[ 153.420449][ C1] ? __pfx_kthread+0x10/0x10
[ 153.425124][ C1] ret_from_fork_asm+0x1a/0x30
[ 153.429976][ C1]
[ 153.433043][ C1] DEBUG: waiting rtnl_mutex for 1288 jiffies.
[ 153.439181][ C1] task:dhcpcd state:D stack:23576 pid:4898 tgid:4898 ppid:1 flags:0x00004002
[ 153.449427][ C1] Call Trace:
[ 153.452761][ C1]
[ 153.455736][ C1] __schedule+0x1800/0x4a60
[ 153.460318][ C1] ? __pfx___schedule+0x10/0x10
[ 153.465261][ C1] ? __pfx_lock_release+0x10/0x10
[ 153.470312][ C1] ? __mutex_trylock_common+0x92/0x2e0
[ 153.475833][ C1] ? schedule+0x90/0x320
[ 153.480100][ C1] schedule+0x14b/0x320
[ 153.484309][ C1] schedule_preempt_disabled+0x13/0x30
[ 153.489794][ C1] __mutex_lock+0x6a4/0xd70
[ 153.494340][ C1] ? __mutex_lock+0x527/0xd70
[ 153.499036][ C1] ? vlan_ioctl_handler+0x112/0x9d0
[ 153.504286][ C1] ? __pfx___mutex_lock+0x10/0x10
[ 153.509341][ C1] ? get_rtnl_holder+0x144/0x190
[ 153.514332][ C1] vlan_ioctl_handler+0x112/0x9d0
[ 153.519381][ C1] ? sock_ioctl+0x664/0x8e0
[ 153.523937][ C1] ? __pfx_vlan_ioctl_handler+0x10/0x10
[ 153.529524][ C1] ? __pfx_vlan_ioctl_handler+0x10/0x10
[ 153.535117][ C1] sock_ioctl+0x683/0x8e0
[ 153.539520][ C1] ? __pfx_sock_ioctl+0x10/0x10
[ 153.544439][ C1] ? bpf_lsm_file_ioctl+0x9/0x10
[ 153.549400][ C1] ? security_file_ioctl+0x87/0xb0
[ 153.554565][ C1] ? __pfx_sock_ioctl+0x10/0x10
[ 153.559445][ C1] __se_sys_ioctl+0xfc/0x170
[ 153.564097][ C1] do_syscall_64+0xf3/0x230
[ 153.568635][ C1] ? clear_bhb_loop+0x35/0x90
[ 153.573348][ C1] entry_SYSCALL_64_after_hwframe+0x77/0x7f
[ 153.579287][ C1] RIP: 0033:0x7f5bd84d7d49
[ 153.583751][ C1] RSP: 002b:00007fff26b65358 EFLAGS: 00000246 ORIG_RAX: 0000000000000010
[ 153.592185][ C1] RAX: ffffffffffffffda RBX: 0000555cf7effaa0 RCX: 00007f5bd84d7d49
[ 153.600218][ C1] RDX: 00007fff26b65360 RSI: 0000000000008982 RDI: 0000000000000011
[ 153.608246][ C1] RBP: 0000000000000002 R08: 0000000000000008 R09: 0000000000000000
[ 153.616286][ C1] R10: 00007fff26b759e0 R11: 0000000000000246 R12: 00007fff26b65360
[ 153.624303][ C1] R13: 00007fff26b65420 R14: 0000555cf7effaa0 R15: 0000555cf7f55d70
[ 153.632309][ C1]
[ 153.635427][ C1] DEBUG: waiting rtnl_mutex for 1215 jiffies.
[ 153.641508][ C1] task:kworker/0:7 state:D stack:24088 pid:5516 tgid:5516 ppid:2 flags:0x00004000
[ 153.651728][ C1] Workqueue: events linkwatch_event
[ 153.656989][ C1] Call Trace:
[ 153.660286][ C1]
[ 153.663234][ C1] __schedule+0x1800/0x4a60
[ 153.667816][ C1] ? __pfx___schedule+0x10/0x10
[ 153.672691][ C1] ? lockdep_hardirqs_on_prepare+0x43d/0x780
[ 153.678722][ C1] ? __pfx_lock_release+0x10/0x10
[ 153.683792][ C1] ? kick_pool+0x45c/0x620
[ 153.688239][ C1] ? _raw_spin_unlock_irq+0x23/0x50
[ 153.693456][ C1] ? lockdep_hardirqs_on+0x99/0x150
[ 153.698707][ C1] ? schedule+0x90/0x320
[ 153.702970][ C1] schedule+0x14b/0x320
[ 153.707182][ C1] schedule_preempt_disabled+0x13/0x30
[ 153.712664][ C1] __mutex_lock+0x6a4/0xd70
[ 153.717215][ C1] ? __mutex_lock+0x527/0xd70
[ 153.721911][ C1] ? linkwatch_event+0xe/0x60
[ 153.726634][ C1] ? __pfx___mutex_lock+0x10/0x10
[ 153.731685][ C1] ? get_rtnl_holder+0x144/0x190
[ 153.736665][ C1] ? process_scheduled_works+0x945/0x1830
[ 153.742411][ C1] linkwatch_event+0xe/0x60
[ 153.746957][ C1] process_scheduled_works+0xa2c/0x1830
[ 153.752552][ C1] ? __pfx_process_scheduled_works+0x10/0x10
[ 153.758586][ C1] ? assign_work+0x364/0x3d0
[ 153.763203][ C1] worker_thread+0x86d/0xd40
[ 153.767853][ C1] ? _raw_spin_unlock_irqrestore+0xdd/0x140
[ 153.773803][ C1] ? __kthread_parkme+0x169/0x1d0
[ 153.778853][ C1] ? __pfx_worker_thread+0x10/0x10
[ 153.784009][ C1] kthread+0x2f0/0x390
[ 153.788095][ C1] ? __pfx_worker_thread+0x10/0x10
[ 153.793226][ C1] ? __pfx_kthread+0x10/0x10
[ 153.797854][ C1] ret_from_fork+0x4b/0x80
[ 153.802295][ C1] ? __pfx_kthread+0x10/0x10
[ 153.806930][ C1] ret_from_fork_asm+0x1a/0x30
[ 153.811737][ C1]
[ 153.814796][ C1]
[ 153.814796][ C1] Showing all locks held in the system:
[ 153.822561][ C1] 3 locks held by kworker/0:0/8:
[ 153.827586][ C1] #0: ffff888015880948 ((wq_completion)events){+.+.}-{0:0}, at: process_scheduled_works+0x90a/0x1830
[ 153.838638][ C1] #1: ffffc900000d7d00 (deferred_process_work){+.+.}-{0:0}, at: process_scheduled_works+0x945/0x1830
[ 153.849699][ C1] #2: ffffffff8fc82ac8 (rtnl_mutex){+.+.}-{3:3}, at: switchdev_deferred_process_work+0xe/0x20
[ 153.860169][ C1] 5 locks held by kworker/u8:9/2933:
[ 153.865512][ C1] #0: ffff8880166e5948 ((wq_completion)netns){+.+.}-{0:0}, at: process_scheduled_works+0x90a/0x1830
[ 153.876513][ C1] #1: ffffc9000a52fd00 (net_cleanup_work){+.+.}-{0:0}, at: process_scheduled_works+0x945/0x1830
[ 153.887125][ C1] #2: ffffffff8fc75f50 (pernet_ops_rwsem){++++}-{3:3}, at: cleanup_net+0x16a/0xcc0
[ 153.896598][ C1] #3: ffffffff8fc82ac8 (rtnl_mutex){+.+.}-{3:3}, at: cleanup_net+0x6af/0xcc0
[ 153.905543][ C1] #4: ffffffff8e93ce38 (rcu_state.exp_mutex){+.+.}-{3:3}, at: synchronize_rcu_expedited+0x381/0x830
[ 153.916501][ C1] 2 locks held by kworker/u8:10/2942:
[ 153.921883][ C1] 2 locks held by dhcpcd/4898:
[ 153.926676][ C1] #0: ffffffff8fc67728 (vlan_ioctl_mutex){+.+.}-{3:3}, at: sock_ioctl+0x664/0x8e0
[ 153.936059][ C1] #1: ffffffff8fc82ac8 (rtnl_mutex){+.+.}-{3:3}, at: vlan_ioctl_handler+0x112/0x9d0
[ 153.945624][ C1] 2 locks held by getty/4983:
[ 153.950304][ C1] #0: ffff88802b5540a0 (&tty->ldisc_sem){++++}-{0:0}, at: tty_ldisc_ref_wait+0x25/0x70
[ 153.960122][ C1] #1: ffffc9000312b2f0 (&ldata->atomic_read_lock){+.+.}-{3:3}, at: n_tty_read+0x6b5/0x1e10
[ 153.970288][ C1] 2 locks held by kworker/1:4/5315:
[ 153.975535][ C1] 3 locks held by kworker/0:7/5516:
[ 153.980739][ C1] #0: ffff888015880948 ((wq_completion)events){+.+.}-{0:0}, at: process_scheduled_works+0x90a/0x1830
[ 153.991775][ C1] #1: ffffc900030c7d00 ((linkwatch_work).work){+.+.}-{0:0}, at: process_scheduled_works+0x945/0x1830
[ 154.002813][ C1] #2: ffffffff8fc82ac8 (rtnl_mutex){+.+.}-{3:3}, at: linkwatch_event+0xe/0x60
[ 154.011851][ C1] 1 lock held by syz-executor/5930:
[ 154.017080][ C1] #0: ffffffff8fc82ac8 (rtnl_mutex){+.+.}-{3:3}, at: rtnetlink_rcv_msg+0x6eb/0xd00
[ 154.026563][ C1] 1 lock held by syz.2.213/6234:
[ 154.031508][ C1] 2 locks held by syz.0.216/6248:
[ 154.036555][ C1] #0: ffffc90000a18c00 (net/core/rtnetlink.c:83){+.-.}-{0:0}, at: call_timer_fn+0xc0/0x650
[ 154.046718][ C1] #1: ffffffff8e937a60 (rcu_read_lock){....}-{1:2}, at: debug_show_all_locks+0x55/0x2a0
[ 154.056629][ C1]
[ 154.058958][ C1] =============================================
[ 154.058958][ C1]
2024/07/27 18:46:00 executed programs: 213
[ 155.113782][ C1] DEBUG: waiting rtnl_mutex for 1235 jiffies.
[ 155.119935][ C1] task:syz-executor state:D stack:21728 pid:5930 tgid:5930 ppid:5928 flags:0x00000000
[ 155.130179][ C1] Call Trace:
[ 155.133466][ C1]
[ 155.136443][ C1] __schedule+0x1800/0x4a60
[ 155.141011][ C1] ? __pfx___schedule+0x10/0x10
[ 155.145918][ C1] ? __pfx_lock_release+0x10/0x10
[ 155.150966][ C1] ? __mutex_trylock_common+0x92/0x2e0
[ 155.156473][ C1] ? schedule+0x90/0x320
[ 155.160763][ C1] schedule+0x14b/0x320
[ 155.164965][ C1] schedule_preempt_disabled+0x13/0x30
[ 155.170441][ C1] __mutex_lock+0x6a4/0xd70
[ 155.174984][ C1] ? __mutex_lock+0x527/0xd70
[ 155.179672][ C1] ? rtnetlink_rcv_msg+0x6eb/0xd00
[ 155.184827][ C1] ? __pfx___mutex_lock+0x10/0x10
[ 155.189877][ C1] ? get_rtnl_holder+0x144/0x190
[ 155.194851][ C1] rtnetlink_rcv_msg+0x6eb/0xd00
[ 155.199807][ C1] ? rtnetlink_rcv_msg+0x1a7/0xd00
[ 155.204964][ C1] ? __lock_acquire+0x1384/0x2050
[ 155.210008][ C1] ? __pfx_rtnetlink_rcv_msg+0x10/0x10
[ 155.215527][ C1] netlink_rcv_skb+0x1e3/0x430
[ 155.220312][ C1] ? __pfx_rtnetlink_rcv_msg+0x10/0x10
[ 155.225817][ C1] ? __pfx_netlink_rcv_skb+0x10/0x10
[ 155.231150][ C1] ? netlink_deliver_tap+0x2e/0x1b0
[ 155.236402][ C1] netlink_unicast+0x7f6/0x990
[ 155.241196][ C1] ? __pfx_netlink_unicast+0x10/0x10
[ 155.246529][ C1] ? __virt_addr_valid+0x183/0x530
[ 155.251658][ C1] ? __check_object_size+0x49c/0x900
[ 155.256984][ C1] ? bpf_lsm_netlink_send+0x9/0x10
[ 155.262119][ C1] netlink_sendmsg+0x8e4/0xcb0
[ 155.267048][ C1] ? __pfx_netlink_sendmsg+0x10/0x10
[ 155.272398][ C1] ? lockdep_hardirqs_on_prepare+0x43d/0x780
[ 155.278475][ C1] ? aa_sock_msg_perm+0x91/0x160
[ 155.283437][ C1] ? bpf_lsm_socket_sendmsg+0x9/0x10
[ 155.288768][ C1] ? security_socket_sendmsg+0x87/0xb0
[ 155.294268][ C1] ? __pfx_netlink_sendmsg+0x10/0x10
[ 155.299566][ C1] __sock_sendmsg+0x221/0x270
[ 155.304293][ C1] __sys_sendto+0x3a4/0x4f0
[ 155.308814][ C1] ? __pfx___sys_sendto+0x10/0x10
[ 155.313908][ C1] ? lockdep_hardirqs_on_prepare+0x43d/0x780
[ 155.319910][ C1] ? __pfx_lockdep_hardirqs_on_prepare+0x10/0x10
[ 155.326287][ C1] __x64_sys_sendto+0xde/0x100
[ 155.331073][ C1] do_syscall_64+0xf3/0x230
[ 155.335621][ C1] ? clear_bhb_loop+0x35/0x90
[ 155.340315][ C1] entry_SYSCALL_64_after_hwframe+0x77/0x7f
[ 155.346258][ C1] RIP: 0033:0x7f99ef57902c
[ 155.350686][ C1] RSP: 002b:00007ffdb687c4c0 EFLAGS: 00000293 ORIG_RAX: 000000000000002c
[ 155.359143][ C1] RAX: ffffffffffffffda RBX: 00007f99f0234620 RCX: 00007f99ef57902c
[ 155.367165][ C1] RDX: 0000000000000020 RSI: 00007f99f0234670 RDI: 0000000000000003
[ 155.375183][ C1] RBP: 0000000000000000 R08: 00007ffdb687c514 R09: 000000000000000c
[ 155.383168][ C1] R10: 0000000000000000 R11: 0000000000000293 R12: 0000000000000003
[ 155.391174][ C1] R13: 0000000000000000 R14: 00007f99f0234670 R15: 0000000000000000
[ 155.399201][ C1]
[ 155.402228][ C1] DEBUG: waiting rtnl_mutex for 1142 jiffies.
[ 155.408317][ C1] task:kworker/0:0 state:D stack:23160 pid:8 tgid:8 ppid:2 flags:0x00004000
[ 155.418530][ C1] Workqueue: events switchdev_deferred_process_work
[ 155.425173][ C1] Call Trace:
[ 155.428464][ C1]
[ 155.431463][ C1] __schedule+0x1800/0x4a60
[ 155.436036][ C1] ? __pfx___schedule+0x10/0x10
[ 155.440908][ C1] ? lockdep_hardirqs_on_prepare+0x43d/0x780
[ 155.446933][ C1] ? __pfx_lock_release+0x10/0x10
[ 155.451997][ C1] ? kick_pool+0x45c/0x620
[ 155.456480][ C1] ? preempt_schedule_thunk+0x1a/0x30
[ 155.461883][ C1] ? schedule+0x90/0x320
[ 155.466187][ C1] schedule+0x14b/0x320
[ 155.470462][ C1] schedule_preempt_disabled+0x13/0x30
[ 155.475988][ C1] __mutex_lock+0x6a4/0xd70
[ 155.480519][ C1] ? __mutex_lock+0x527/0xd70
[ 155.485241][ C1] ? switchdev_deferred_process_work+0xe/0x20
[ 155.491334][ C1] ? __pfx___mutex_lock+0x10/0x10
[ 155.496414][ C1] ? get_rtnl_holder+0x144/0x190
[ 155.501371][ C1] ? process_scheduled_works+0x945/0x1830
[ 155.507138][ C1] switchdev_deferred_process_work+0xe/0x20
[ 155.513046][ C1] process_scheduled_works+0xa2c/0x1830
[ 155.518693][ C1] ? __pfx_process_scheduled_works+0x10/0x10
[ 155.524743][ C1] ? assign_work+0x364/0x3d0
[ 155.529360][ C1] worker_thread+0x86d/0xd40
[ 155.534010][ C1] ? __kthread_parkme+0x169/0x1d0
[ 155.539058][ C1] ? __pfx_worker_thread+0x10/0x10
[ 155.544216][ C1] kthread+0x2f0/0x390
[ 155.548320][ C1] ? __pfx_worker_thread+0x10/0x10
[ 155.553456][ C1] ? __pfx_kthread+0x10/0x10
[ 155.558091][ C1] ret_from_fork+0x4b/0x80
[ 155.562529][ C1] ? __pfx_kthread+0x10/0x10
[ 155.567170][ C1] ret_from_fork_asm+0x1a/0x30
[ 155.571977][ C1]
[ 155.575030][ C1] DEBUG: holding rtnl_mutex for 1503 jiffies.
[ 155.581128][ C1] task:kworker/u8:9 state:D stack:21168 pid:2933 tgid:2933 ppid:2 flags:0x00004000
[ 155.591392][ C1] Workqueue: netns cleanup_net
[ 155.596253][ C1] Call Trace:
[ 155.599585][ C1]
[ 155.602569][ C1] __schedule+0x1800/0x4a60
[ 155.607178][ C1] ? __pfx___schedule+0x10/0x10
[ 155.612092][ C1] ? __pfx_lock_release+0x10/0x10
[ 155.617202][ C1] ? _raw_spin_unlock_irqrestore+0xdd/0x140
[ 155.623168][ C1] ? kthread_data+0x52/0xd0
[ 155.627758][ C1] ? wq_worker_sleeping+0x66/0x240
[ 155.632954][ C1] ? schedule+0x90/0x320
[ 155.637283][ C1] schedule+0x14b/0x320
[ 155.641510][ C1] synchronize_rcu_expedited+0x684/0x830
[ 155.647230][ C1] ? __pfx_synchronize_rcu_expedited+0x10/0x10
[ 155.653471][ C1] ? __pfx_wait_rcu_exp_gp+0x10/0x10
[ 155.658839][ C1] ? __pfx___might_resched+0x10/0x10
[ 155.664213][ C1] ? lockdep_hardirqs_on_prepare+0x43d/0x780
[ 155.670266][ C1] ? __pfx_autoremove_wake_function+0x10/0x10
[ 155.676445][ C1] ? mark_lock+0x9a/0x360
[ 155.680837][ C1] irqentry_exit+0x5e/0x90
[ 155.685350][ C1] ? asm_sysvec_reschedule_ipi+0x1a/0x20
[ 155.691040][ C1] ? __pfx_synchronize_rcu+0x10/0x10
[ 155.696460][ C1] lockdep_unregister_key+0x4b7/0x540
[ 155.701866][ C1] ? __pfx_lockdep_unregister_key+0x10/0x10
[ 155.707896][ C1] ? rcu_is_watching+0x15/0xb0
[ 155.712811][ C1] ? qdisc_reset+0x3bf/0x5b0
[ 155.717458][ C1] __qdisc_destroy+0x165/0x410
[ 155.722286][ C1] dev_shutdown+0x9b/0x450
[ 155.726774][ C1] unregister_netdevice_many_notify+0x97b/0x1c40
[ 155.733143][ C1] ? __pfx_unregister_netdevice_many_notify+0x10/0x10
[ 155.739975][ C1] ? net_generic+0x1f/0x240
[ 155.744533][ C1] ? __pfx_lock_release+0x10/0x10
[ 155.749588][ C1] ? unregister_netdevice_queue+0x26b/0x370
[ 155.755552][ C1] ? __pfx_unregister_netdevice_queue+0x10/0x10
[ 155.761916][ C1] ? nexthop_net_exit_batch_rtnl+0x100/0x150
[ 155.767968][ C1] cleanup_net+0x75d/0xcc0
[ 155.772425][ C1] ? __pfx_cleanup_net+0x10/0x10
[ 155.777460][ C1] ? process_scheduled_works+0x945/0x1830
[ 155.783220][ C1] process_scheduled_works+0xa2c/0x1830
[ 155.788873][ C1] ? __pfx_process_scheduled_works+0x10/0x10
[ 155.794925][ C1] ? assign_work+0x364/0x3d0
[ 155.799549][ C1] worker_thread+0x86d/0xd40
[ 155.804224][ C1] ? __kthread_parkme+0x169/0x1d0
[ 155.809285][ C1] ? __pfx_worker_thread+0x10/0x10
[ 155.814472][ C1] kthread+0x2f0/0x390
[ 155.818561][ C1] ? __pfx_worker_thread+0x10/0x10
[ 155.823702][ C1] ? __pfx_kthread+0x10/0x10
[ 155.828368][ C1] ret_from_fork+0x4b/0x80
[ 155.832901][ C1] ? __pfx_kthread+0x10/0x10
[ 155.837557][ C1] ret_from_fork_asm+0x1a/0x30
[ 155.842371][ C1]
[ 155.845443][ C1] DEBUG: waiting rtnl_mutex for 1530 jiffies.
[ 155.851524][ C1] task:dhcpcd state:D stack:23576 pid:4898 tgid:4898 ppid:1 flags:0x00004002
[ 155.861749][ C1] Call Trace:
[ 155.865079][ C1]
[ 155.868029][ C1] __schedule+0x1800/0x4a60
[ 155.872587][ C1] ? __pfx___schedule+0x10/0x10
[ 155.877513][ C1] ? __pfx_lock_release+0x10/0x10
[ 155.882569][ C1] ? __mutex_trylock_common+0x92/0x2e0
[ 155.888109][ C1] ? schedule+0x90/0x320
[ 155.892387][ C1] schedule+0x14b/0x320
[ 155.896607][ C1] schedule_preempt_disabled+0x13/0x30
[ 155.902100][ C1] __mutex_lock+0x6a4/0xd70
[ 155.906683][ C1] ? __mutex_lock+0x527/0xd70
[ 155.911390][ C1] ? vlan_ioctl_handler+0x112/0x9d0
[ 155.916665][ C1] ? __pfx___mutex_lock+0x10/0x10
[ 155.921727][ C1] ? get_rtnl_holder+0x144/0x190
[ 155.926741][ C1] vlan_ioctl_handler+0x112/0x9d0
[ 155.931843][ C1] ? sock_ioctl+0x664/0x8e0
[ 155.936424][ C1] ? __pfx_vlan_ioctl_handler+0x10/0x10
[ 155.942019][ C1] ? __pfx_vlan_ioctl_handler+0x10/0x10
[ 155.947626][ C1] sock_ioctl+0x683/0x8e0
[ 155.951986][ C1] ? __pfx_sock_ioctl+0x10/0x10
[ 155.956902][ C1] ? bpf_lsm_file_ioctl+0x9/0x10
[ 155.961867][ C1] ? security_file_ioctl+0x87/0xb0
[ 155.967030][ C1] ? __pfx_sock_ioctl+0x10/0x10
[ 155.971907][ C1] __se_sys_ioctl+0xfc/0x170
[ 155.976558][ C1] do_syscall_64+0xf3/0x230
[ 155.981098][ C1] ? clear_bhb_loop+0x35/0x90
[ 155.985916][ C1] entry_SYSCALL_64_after_hwframe+0x77/0x7f
[ 155.991839][ C1] RIP: 0033:0x7f5bd84d7d49
[ 155.996307][ C1] RSP: 002b:00007fff26b65358 EFLAGS: 00000246 ORIG_RAX: 0000000000000010
[ 156.004777][ C1] RAX: ffffffffffffffda RBX: 0000555cf7effaa0 RCX: 00007f5bd84d7d49
[ 156.012768][ C1] RDX: 00007fff26b65360 RSI: 0000000000008982 RDI: 0000000000000011
[ 156.020785][ C1] RBP: 0000000000000002 R08: 0000000000000008 R09: 0000000000000000
[ 156.028814][ C1] R10: 00007fff26b759e0 R11: 0000000000000246 R12: 00007fff26b65360
[ 156.036836][ C1] R13: 00007fff26b65420 R14: 0000555cf7effaa0 R15: 0000555cf7f55d70
[ 156.044887][ C1]
[ 156.047926][ C1] DEBUG: waiting rtnl_mutex for 1456 jiffies.
[ 156.054028][ C1] task:kworker/0:7 state:D stack:24088 pid:5516 tgid:5516 ppid:2 flags:0x00004000
[ 156.064251][ C1] Workqueue: events linkwatch_event
[ 156.069511][ C1] Call Trace:
[ 156.072803][ C1]
[ 156.075778][ C1] __schedule+0x1800/0x4a60
[ 156.080333][ C1] ? __pfx___schedule+0x10/0x10
[ 156.085238][ C1] ? lockdep_hardirqs_on_prepare+0x43d/0x780
[ 156.091246][ C1] ? __pfx_lock_release+0x10/0x10
[ 156.096325][ C1] ? kick_pool+0x45c/0x620
[ 156.100770][ C1] ? _raw_spin_unlock_irq+0x23/0x50
[ 156.106020][ C1] ? lockdep_hardirqs_on+0x99/0x150
[ 156.111245][ C1] ? schedule+0x90/0x320
[ 156.115538][ C1] schedule+0x14b/0x320
[ 156.119767][ C1] schedule_preempt_disabled+0x13/0x30
[ 156.125284][ C1] __mutex_lock+0x6a4/0xd70
[ 156.129850][ C1] ? __mutex_lock+0x527/0xd70
[ 156.134584][ C1] ? linkwatch_event+0xe/0x60
[ 156.139286][ C1] ? __pfx___mutex_lock+0x10/0x10
[ 156.144364][ C1] ? get_rtnl_holder+0x144/0x190
[ 156.149329][ C1] ? process_scheduled_works+0x945/0x1830
[ 156.155106][ C1] linkwatch_event+0xe/0x60
[ 156.159631][ C1] process_scheduled_works+0xa2c/0x1830
[ 156.165277][ C1] ? __pfx_process_scheduled_works+0x10/0x10
[ 156.171287][ C1] ? assign_work+0x364/0x3d0
[ 156.175916][ C1] worker_thread+0x86d/0xd40
[ 156.180582][ C1] ? _raw_spin_unlock_irqrestore+0xdd/0x140
[ 156.186548][ C1] ? __kthread_parkme+0x169/0x1d0
[ 156.191600][ C1] ? __pfx_worker_thread+0x10/0x10
[ 156.196759][ C1] kthread+0x2f0/0x390
[ 156.200844][ C1] ? __pfx_worker_thread+0x10/0x10
[ 156.206001][ C1] ? __pfx_kthread+0x10/0x10
[ 156.210605][ C1] ret_from_fork+0x4b/0x80
[ 156.215065][ C1] ? __pfx_kthread+0x10/0x10
[ 156.219671][ C1] ret_from_fork_asm+0x1a/0x30
[ 156.224504][ C1]
[ 156.227533][ C1]
[ 156.227533][ C1] Showing all locks held in the system:
[ 156.235280][ C1] 3 locks held by kworker/0:0/8:
[ 156.240317][ C1] #0: ffff888015880948 ((wq_completion)events){+.+.}-{0:0}, at: process_scheduled_works+0x90a/0x1830
[ 156.251366][ C1] #1: ffffc900000d7d00 (deferred_process_work){+.+.}-{0:0}, at: process_scheduled_works+0x945/0x1830
[ 156.262414][ C1] #2: ffffffff8fc82ac8 (rtnl_mutex){+.+.}-{3:3}, at: switchdev_deferred_process_work+0xe/0x20
[ 156.272859][ C1] 2 locks held by kworker/u8:4/63:
[ 156.278017][ C1] #0: ffff888015889148 ((wq_completion)events_unbound){+.+.}-{0:0}, at: process_scheduled_works+0x90a/0x1830
[ 156.289761][ C1] #1: ffffc900015f7d00 (connector_reaper_work){+.+.}-{0:0}, at: process_scheduled_works+0x945/0x1830
[ 156.300912][ C1] 5 locks held by kworker/u8:9/2933:
[ 156.306233][ C1] #0: ffff8880166e5948 ((wq_completion)netns){+.+.}-{0:0}, at: process_scheduled_works+0x90a/0x1830
[ 156.317186][ C1] #1: ffffc9000a52fd00 (net_cleanup_work){+.+.}-{0:0}, at: process_scheduled_works+0x945/0x1830
[ 156.327785][ C1] #2: ffffffff8fc75f50 (pernet_ops_rwsem){++++}-{3:3}, at: cleanup_net+0x16a/0xcc0
[ 156.337254][ C1] #3: ffffffff8fc82ac8 (rtnl_mutex){+.+.}-{3:3}, at: cleanup_net+0x6af/0xcc0
[ 156.346193][ C1] #4: ffffffff8e93ce38 (rcu_state.exp_mutex){+.+.}-{3:3}, at: synchronize_rcu_expedited+0x381/0x830
[ 156.357156][ C1] 2 locks held by kworker/u8:11/2963:
[ 156.362542][ C1] #0: ffff888015889148 ((wq_completion)events_unbound){+.+.}-{0:0}, at: process_scheduled_works+0x90a/0x1830
[ 156.374288][ C1] #1: ffffc9000a3dfd00 ((reaper_work).work){+.+.}-{0:0}, at: process_scheduled_works+0x945/0x1830
[ 156.385076][ C1] 2 locks held by dhcpcd/4898:
[ 156.389845][ C1] #0: ffffffff8fc67728 (vlan_ioctl_mutex){+.+.}-{3:3}, at: sock_ioctl+0x664/0x8e0
[ 156.399240][ C1] #1: ffffffff8fc82ac8 (rtnl_mutex){+.+.}-{3:3}, at: vlan_ioctl_handler+0x112/0x9d0
[ 156.408805][ C1] 2 locks held by getty/4983:
[ 156.413486][ C1] #0: ffff88802b5540a0 (&tty->ldisc_sem){++++}-{0:0}, at: tty_ldisc_ref_wait+0x25/0x70
[ 156.423311][ C1] #1: ffffc9000312b2f0 (&ldata->atomic_read_lock){+.+.}-{3:3}, at: n_tty_read+0x6b5/0x1e10
[ 156.433477][ C1] 3 locks held by kworker/1:4/5315:
[ 156.438713][ C1] 3 locks held by kworker/0:7/5516:
[ 156.443939][ C1] #0: ffff888015880948 ((wq_completion)events){+.+.}-{0:0}, at: process_scheduled_works+0x90a/0x1830
[ 156.454972][ C1] #1: ffffc900030c7d00 ((linkwatch_work).work){+.+.}-{0:0}, at: process_scheduled_works+0x945/0x1830
[ 156.466004][ C1] #2: ffffffff8fc82ac8 (rtnl_mutex){+.+.}-{3:3}, at: linkwatch_event+0xe/0x60
[ 156.475059][ C1] 1 lock held by syz-executor/5930:
[ 156.480268][ C1] #0: ffffffff8fc82ac8 (rtnl_mutex){+.+.}-{3:3}, at: rtnetlink_rcv_msg+0x6eb/0xd00
[ 156.489817][ C1] 2 locks held by syz.3.219/6258:
[ 156.494886][ C1] #0: ffffc90000a18c00 (net/core/rtnetlink.c:83){+.-.}-{0:0}, at: call_timer_fn+0xc0/0x650
[ 156.505109][ C1] #1: ffffffff8e937a60 (rcu_read_lock){....}-{1:2}, at: debug_show_all_locks+0x55/0x2a0
[ 156.515081][ C1]
[ 156.517434][ C1] =============================================
[ 156.517434][ C1]
[ 157.583769][ C1] DEBUG: waiting rtnl_mutex for 1482 jiffies.
[ 157.589890][ C1] task:syz-executor state:D stack:21728 pid:5930 tgid:5930 ppid:5928 flags:0x00000000
[ 157.600140][ C1] Call Trace:
[ 157.603434][ C1]
[ 157.606410][ C1] __schedule+0x1800/0x4a60
[ 157.610960][ C1] ? __pfx___schedule+0x10/0x10
[ 157.615933][ C1] ? __pfx_lock_release+0x10/0x10
[ 157.620980][ C1] ? __mutex_trylock_common+0x92/0x2e0
[ 157.626489][ C1] ? schedule+0x90/0x320
[ 157.630747][ C1] schedule+0x14b/0x320
[ 157.634949][ C1] schedule_preempt_disabled+0x13/0x30
[ 157.640427][ C1] __mutex_lock+0x6a4/0xd70
[ 157.644980][ C1] ? __mutex_lock+0x527/0xd70
[ 157.649672][ C1] ? rtnetlink_rcv_msg+0x6eb/0xd00
[ 157.654835][ C1] ? __pfx___mutex_lock+0x10/0x10
[ 157.659887][ C1] ? get_rtnl_holder+0x144/0x190
[ 157.664867][ C1] rtnetlink_rcv_msg+0x6eb/0xd00
[ 157.669825][ C1] ? rtnetlink_rcv_msg+0x1a7/0xd00
[ 157.674984][ C1] ? __lock_acquire+0x1384/0x2050
[ 157.680030][ C1] ? __pfx_rtnetlink_rcv_msg+0x10/0x10
[ 157.685551][ C1] netlink_rcv_skb+0x1e3/0x430
[ 157.690339][ C1] ? __pfx_rtnetlink_rcv_msg+0x10/0x10
[ 157.695849][ C1] ? __pfx_netlink_rcv_skb+0x10/0x10
[ 157.701185][ C1] ? netlink_deliver_tap+0x2e/0x1b0
[ 157.706442][ C1] netlink_unicast+0x7f6/0x990
[ 157.711234][ C1] ? __pfx_netlink_unicast+0x10/0x10
[ 157.716559][ C1] ? __virt_addr_valid+0x183/0x530
[ 157.721688][ C1] ? __check_object_size+0x49c/0x900
[ 157.727015][ C1] ? bpf_lsm_netlink_send+0x9/0x10
[ 157.732148][ C1] netlink_sendmsg+0x8e4/0xcb0
[ 157.736966][ C1] ? __pfx_netlink_sendmsg+0x10/0x10
[ 157.742259][ C1] ? lockdep_hardirqs_on_prepare+0x43d/0x780
[ 157.748301][ C1] ? aa_sock_msg_perm+0x91/0x160
[ 157.753346][ C1] ? bpf_lsm_socket_sendmsg+0x9/0x10
[ 157.758813][ C1] ? security_socket_sendmsg+0x87/0xb0
[ 157.764387][ C1] ? __pfx_netlink_sendmsg+0x10/0x10
[ 157.769746][ C1] __sock_sendmsg+0x221/0x270
[ 157.774558][ C1] __sys_sendto+0x3a4/0x4f0
[ 157.779095][ C1] ? __pfx___sys_sendto+0x10/0x10
[ 157.784968][ C1] ? lockdep_hardirqs_on_prepare+0x43d/0x780
[ 157.791053][ C1] ? __pfx_lockdep_hardirqs_on_prepare+0x10/0x10
[ 157.797512][ C1] __x64_sys_sendto+0xde/0x100
[ 157.802349][ C1] do_syscall_64+0xf3/0x230
[ 157.806958][ C1] ? clear_bhb_loop+0x35/0x90
[ 157.811706][ C1] entry_SYSCALL_64_after_hwframe+0x77/0x7f
[ 157.817711][ C1] RIP: 0033:0x7f99ef57902c
[ 157.822187][ C1] RSP: 002b:00007ffdb687c4c0 EFLAGS: 00000293 ORIG_RAX: 000000000000002c
[ 157.830749][ C1] RAX: ffffffffffffffda RBX: 00007f99f0234620 RCX: 00007f99ef57902c
[ 157.838825][ C1] RDX: 0000000000000020 RSI: 00007f99f0234670 RDI: 0000000000000003
[ 157.846850][ C1] RBP: 0000000000000000 R08: 00007ffdb687c514 R09: 000000000000000c
[ 157.854948][ C1] R10: 0000000000000000 R11: 0000000000000293 R12: 0000000000000003
[ 157.862941][ C1] R13: 0000000000000000 R14: 00007f99f0234670 R15: 0000000000000000
[ 157.870978][ C1]
[ 157.874039][ C1] DEBUG: waiting rtnl_mutex for 1390 jiffies.
[ 157.880110][ C1] task:kworker/0:0 state:D stack:23160 pid:8 tgid:8 ppid:2 flags:0x00004000
[ 157.890360][ C1] Workqueue: events switchdev_deferred_process_work
[ 157.897015][ C1] Call Trace:
[ 157.900356][ C1]
[ 157.903310][ C1] __schedule+0x1800/0x4a60
[ 157.907905][ C1] ? __pfx___schedule+0x10/0x10
[ 157.912784][ C1] ? lockdep_hardirqs_on_prepare+0x43d/0x780
[ 157.918821][ C1] ? __pfx_lock_release+0x10/0x10
[ 157.923901][ C1] ? kick_pool+0x45c/0x620
[ 157.928347][ C1] ? preempt_schedule_thunk+0x1a/0x30
[ 157.933771][ C1] ? schedule+0x90/0x320
[ 157.938042][ C1] schedule+0x14b/0x320
[ 157.942220][ C1] schedule_preempt_disabled+0x13/0x30
[ 157.947728][ C1] __mutex_lock+0x6a4/0xd70
[ 157.952252][ C1] ? __mutex_lock+0x527/0xd70
[ 157.956977][ C1] ? switchdev_deferred_process_work+0xe/0x20
[ 157.963071][ C1] ? __pfx___mutex_lock+0x10/0x10
[ 157.968155][ C1] ? get_rtnl_holder+0x144/0x190
[ 157.973115][ C1] ? process_scheduled_works+0x945/0x1830
[ 157.978892][ C1] switchdev_deferred_process_work+0xe/0x20
[ 157.984842][ C1] process_scheduled_works+0xa2c/0x1830
[ 157.990449][ C1] ? __pfx_process_scheduled_works+0x10/0x10
[ 157.996493][ C1] ? assign_work+0x364/0x3d0
[ 158.001114][ C1] worker_thread+0x86d/0xd40
[ 158.005771][ C1] ? __kthread_parkme+0x169/0x1d0
[ 158.010829][ C1] ? __pfx_worker_thread+0x10/0x10
[ 158.015995][ C1] kthread+0x2f0/0x390
[ 158.020085][ C1] ? __pfx_worker_thread+0x10/0x10
[ 158.025248][ C1] ? __pfx_kthread+0x10/0x10
[ 158.029860][ C1] ret_from_fork+0x4b/0x80
[ 158.034329][ C1] ? __pfx_kthread+0x10/0x10
[ 158.038997][ C1] ret_from_fork_asm+0x1a/0x30
[ 158.043843][ C1]
[ 158.046925][ C1] DEBUG: holding rtnl_mutex for 1750 jiffies.
[ 158.053000][ C1] task:kworker/u8:9 state:D stack:21168 pid:2933 tgid:2933 ppid:2 flags:0x00004000
[ 158.063214][ C1] Workqueue: netns cleanup_net
[ 158.068030][ C1] Call Trace:
[ 158.071338][ C1]
[ 158.074319][ C1] __schedule+0x1800/0x4a60
[ 158.078875][ C1] ? __pfx___schedule+0x10/0x10
[ 158.083784][ C1] ? __pfx_lock_release+0x10/0x10
[ 158.088833][ C1] ? _raw_spin_unlock_irqrestore+0xdd/0x140
[ 158.094789][ C1] ? kthread_data+0x52/0xd0
[ 158.099331][ C1] ? wq_worker_sleeping+0x66/0x240
[ 158.104516][ C1] ? schedule+0x90/0x320
[ 158.108782][ C1] schedule+0x14b/0x320
[ 158.112966][ C1] synchronize_rcu_expedited+0x684/0x830
[ 158.118656][ C1] ? __pfx_synchronize_rcu_expedited+0x10/0x10
[ 158.124868][ C1] ? __pfx_wait_rcu_exp_gp+0x10/0x10
[ 158.130167][ C1] ? __pfx___might_resched+0x10/0x10
[ 158.135495][ C1] ? __pfx_autoremove_wake_function+0x10/0x10
[ 158.141599][ C1] netdev_rx_handler_unregister+0xa0/0x110
[ 158.147452][ C1] __bond_release_one+0x3b0/0x1290
[ 158.152594][ C1] ? ib_device_get_by_netdev+0x85/0x5e0
[ 158.158187][ C1] ? __pfx___bond_release_one+0x10/0x10
[ 158.163774][ C1] ? net_generic+0x1f/0x240
[ 158.168306][ C1] ? __pfx_bond_netpoll_cleanup+0x10/0x10
[ 158.174070][ C1] ? hsr_netdev_notify+0x295/0xb50
[ 158.179204][ C1] bond_uninit+0x147/0x2e0
[ 158.183644][ C1] ? __pfx_bond_uninit+0x10/0x10
[ 158.188627][ C1] ? notifier_call_chain+0x3bf/0x3e0
[ 158.193962][ C1] ? __pfx_bond_uninit+0x10/0x10
[ 158.198933][ C1] unregister_netdevice_many_notify+0x15ea/0x1c40
[ 158.205421][ C1] ? __pfx_unregister_netdevice_many_notify+0x10/0x10
[ 158.212206][ C1] ? net_generic+0x1f/0x240
[ 158.216760][ C1] ? __pfx_lock_release+0x10/0x10
[ 158.221814][ C1] ? unregister_netdevice_queue+0x26b/0x370
[ 158.227753][ C1] ? __pfx_unregister_netdevice_queue+0x10/0x10
[ 158.234054][ C1] ? nexthop_net_exit_batch_rtnl+0x100/0x150
[ 158.240054][ C1] cleanup_net+0x75d/0xcc0
[ 158.244522][ C1] ? __pfx_cleanup_net+0x10/0x10
[ 158.249488][ C1] ? process_scheduled_works+0x945/0x1830
[ 158.255252][ C1] process_scheduled_works+0xa2c/0x1830
[ 158.260844][ C1] ? __pfx_process_scheduled_works+0x10/0x10
[ 158.266889][ C1] ? assign_work+0x364/0x3d0
[ 158.271502][ C1] worker_thread+0x86d/0xd40
[ 158.276155][ C1] ? __kthread_parkme+0x169/0x1d0
[ 158.281202][ C1] ? __pfx_worker_thread+0x10/0x10
[ 158.286359][ C1] kthread+0x2f0/0x390
[ 158.290440][ C1] ? __pfx_worker_thread+0x10/0x10
[ 158.295599][ C1] ? __pfx_kthread+0x10/0x10
[ 158.300203][ C1] ret_from_fork+0x4b/0x80
[ 158.304668][ C1] ? __pfx_kthread+0x10/0x10
[ 158.309271][ C1] ret_from_fork_asm+0x1a/0x30
[ 158.314097][ C1]
[ 158.317127][ C1] DEBUG: waiting rtnl_mutex for 1777 jiffies.
[ 158.323205][ C1] task:dhcpcd state:D stack:23576 pid:4898 tgid:4898 ppid:1 flags:0x00004002
[ 158.333435][ C1] Call Trace:
[ 158.336928][ C1]
[ 158.339883][ C1] __schedule+0x1800/0x4a60
[ 158.344469][ C1] ? __pfx___schedule+0x10/0x10
[ 158.349346][ C1] ? __pfx_lock_release+0x10/0x10
[ 158.354425][ C1] ? __mutex_trylock_common+0x92/0x2e0
[ 158.359912][ C1] ? schedule+0x90/0x320
[ 158.364202][ C1] schedule+0x14b/0x320
[ 158.368388][ C1] schedule_preempt_disabled+0x13/0x30
[ 158.373897][ C1] __mutex_lock+0x6a4/0xd70
[ 158.378419][ C1] ? __mutex_lock+0x527/0xd70
[ 158.383114][ C1] ? vlan_ioctl_handler+0x112/0x9d0
[ 158.388373][ C1] ? __pfx___mutex_lock+0x10/0x10
[ 158.393427][ C1] ? get_rtnl_holder+0x144/0x190
[ 158.398416][ C1] vlan_ioctl_handler+0x112/0x9d0
[ 158.403465][ C1] ? sock_ioctl+0x664/0x8e0
[ 158.408078][ C1] ? __pfx_vlan_ioctl_handler+0x10/0x10
[ 158.413757][ C1] ? __pfx_vlan_ioctl_handler+0x10/0x10
[ 158.419383][ C1] sock_ioctl+0x683/0x8e0
[ 158.423814][ C1] ? __pfx_sock_ioctl+0x10/0x10
[ 158.428770][ C1] ? bpf_lsm_file_ioctl+0x9/0x10
[ 158.433801][ C1] ? security_file_ioctl+0x87/0xb0
[ 158.438979][ C1] ? __pfx_sock_ioctl+0x10/0x10
[ 158.444007][ C1] __se_sys_ioctl+0xfc/0x170
[ 158.448689][ C1] do_syscall_64+0xf3/0x230
[ 158.453270][ C1] ? clear_bhb_loop+0x35/0x90
[ 158.458033][ C1] entry_SYSCALL_64_after_hwframe+0x77/0x7f
[ 158.464045][ C1] RIP: 0033:0x7f5bd84d7d49
[ 158.468511][ C1] RSP: 002b:00007fff26b65358 EFLAGS: 00000246 ORIG_RAX: 0000000000000010
[ 158.476987][ C1] RAX: ffffffffffffffda RBX: 0000555cf7effaa0 RCX: 00007f5bd84d7d49
[ 158.485082][ C1] RDX: 00007fff26b65360 RSI: 0000000000008982 RDI: 0000000000000011
[ 158.493089][ C1] RBP: 0000000000000002 R08: 0000000000000008 R09: 0000000000000000
[ 158.501116][ C1] R10: 00007fff26b759e0 R11: 0000000000000246 R12: 00007fff26b65360
[ 158.509141][ C1] R13: 00007fff26b65420 R14: 0000555cf7effaa0 R15: 0000555cf7f55d70
[ 158.517195][ C1]
[ 158.520283][ C1] DEBUG: waiting rtnl_mutex for 1703 jiffies.
[ 158.526448][ C1] task:kworker/0:7 state:D stack:24088 pid:5516 tgid:5516 ppid:2 flags:0x00004000
[ 158.536678][ C1] Workqueue: events linkwatch_event
[ 158.541941][ C1] Call Trace:
[ 158.545310][ C1]
[ 158.548292][ C1] __schedule+0x1800/0x4a60
[ 158.552863][ C1] ? __pfx___schedule+0x10/0x10
[ 158.557837][ C1] ? lockdep_hardirqs_on_prepare+0x43d/0x780
[ 158.563907][ C1] ? __pfx_lock_release+0x10/0x10
[ 158.569000][ C1] ? kick_pool+0x45c/0x620
[ 158.573584][ C1] ? _raw_spin_unlock_irq+0x23/0x50
[ 158.578900][ C1] ? lockdep_hardirqs_on+0x99/0x150
[ 158.584230][ C1] ? schedule+0x90/0x320
[ 158.588537][ C1] schedule+0x14b/0x320
[ 158.592729][ C1] schedule_preempt_disabled+0x13/0x30
[ 158.598249][ C1] __mutex_lock+0x6a4/0xd70
[ 158.602784][ C1] ? __mutex_lock+0x527/0xd70
[ 158.607555][ C1] ? linkwatch_event+0xe/0x60
[ 158.612281][ C1] ? __pfx___mutex_lock+0x10/0x10
[ 158.617373][ C1] ? get_rtnl_holder+0x144/0x190
[ 158.622365][ C1] ? process_scheduled_works+0x945/0x1830
[ 158.628180][ C1] linkwatch_event+0xe/0x60
[ 158.632733][ C1] process_scheduled_works+0xa2c/0x1830
[ 158.638401][ C1] ? __pfx_process_scheduled_works+0x10/0x10
[ 158.644495][ C1] ? assign_work+0x364/0x3d0
[ 158.649137][ C1] worker_thread+0x86d/0xd40
[ 158.653831][ C1] ? _raw_spin_unlock_irqrestore+0xdd/0x140
[ 158.659766][ C1] ? __kthread_parkme+0x169/0x1d0
[ 158.664873][ C1] ? __pfx_worker_thread+0x10/0x10
[ 158.670028][ C1] kthread+0x2f0/0x390
[ 158.674176][ C1] ? __pfx_worker_thread+0x10/0x10
[ 158.679327][ C1] ? __pfx_kthread+0x10/0x10
[ 158.684003][ C1] ret_from_fork+0x4b/0x80
[ 158.688446][ C1] ? __pfx_kthread+0x10/0x10
[ 158.693093][ C1] ret_from_fork_asm+0x1a/0x30
[ 158.697976][ C1]
[ 158.701015][ C1]
[ 158.701015][ C1] Showing all locks held in the system:
[ 158.708768][ C1] 3 locks held by kworker/0:0/8:
[ 158.713747][ C1] #0: ffff888015880948 ((wq_completion)events){+.+.}-{0:0}, at: process_scheduled_works+0x90a/0x1830
[ 158.724801][ C1] #1: ffffc900000d7d00 (deferred_process_work){+.+.}-{0:0}, at: process_scheduled_works+0x945/0x1830
[ 158.735847][ C1] #2: ffffffff8fc82ac8 (rtnl_mutex){+.+.}-{3:3}, at: switchdev_deferred_process_work+0xe/0x20
[ 158.746322][ C1] 5 locks held by kworker/u8:9/2933:
[ 158.751623][ C1] #0: ffff8880166e5948 ((wq_completion)netns){+.+.}-{0:0}, at: process_scheduled_works+0x90a/0x1830
[ 158.762597][ C1] #1: ffffc9000a52fd00 (net_cleanup_work){+.+.}-{0:0}, at: process_scheduled_works+0x945/0x1830
[ 158.773276][ C1] #2: ffffffff8fc75f50 (pernet_ops_rwsem){++++}-{3:3}, at: cleanup_net+0x16a/0xcc0
[ 158.782746][ C1] #3: ffffffff8fc82ac8 (rtnl_mutex){+.+.}-{3:3}, at: cleanup_net+0x6af/0xcc0
[ 158.791703][ C1] #4: ffffffff8e93ce38 (rcu_state.exp_mutex){+.+.}-{3:3}, at: synchronize_rcu_expedited+0x381/0x830
[ 158.802661][ C1] 5 locks held by kworker/u8:10/2942:
[ 158.808086][ C1] 3 locks held by kworker/u8:13/3018:
[ 158.813477][ C1] #0: ffff88802acc3148 ((wq_completion)ipv6_addrconf){+.+.}-{0:0}, at: process_scheduled_works+0x90a/0x1830
[ 158.825146][ C1] #1: ffffc9000a75fd00 ((work_completion)(&(&net->ipv6.addr_chk_work)->work)){+.+.}-{0:0}, at: process_scheduled_works+0x945/0x1830
[ 158.838875][ C1] #2: ffffffff8fc82ac8 (rtnl_mutex){+.+.}-{3:3}, at: addrconf_verify_work+0x19/0x30
[ 158.848395][ C1] 1 lock held by klogd/4674:
[ 158.852988][ C1] #0: ffff8880b923ea18 (&rq->__lock){-.-.}-{2:2}, at: raw_spin_rq_lock_nested+0x2a/0x140
[ 158.862937][ C1] 2 locks held by dhcpcd/4898:
[ 158.867742][ C1] #0: ffffffff8fc67728 (vlan_ioctl_mutex){+.+.}-{3:3}, at: sock_ioctl+0x664/0x8e0
[ 158.877136][ C1] #1: ffffffff8fc82ac8 (rtnl_mutex){+.+.}-{3:3}, at: vlan_ioctl_handler+0x112/0x9d0
[ 158.886727][ C1] 2 locks held by getty/4983:
[ 158.891405][ C1] #0: ffff88802b5540a0 (&tty->ldisc_sem){++++}-{0:0}, at: tty_ldisc_ref_wait+0x25/0x70
[ 158.901178][ C1] #1: ffffc9000312b2f0 (&ldata->atomic_read_lock){+.+.}-{3:3}, at: n_tty_read+0x6b5/0x1e10
[ 158.911345][ C1] 3 locks held by kworker/0:7/5516:
[ 158.916559][ C1] #0: ffff888015880948 ((wq_completion)events){+.+.}-{0:0}, at: process_scheduled_works+0x90a/0x1830
[ 158.927621][ C1] #1: ffffc900030c7d00 ((linkwatch_work).work){+.+.}-{0:0}, at: process_scheduled_works+0x945/0x1830
[ 158.938662][ C1] #2: ffffffff8fc82ac8 (rtnl_mutex){+.+.}-{3:3}, at: linkwatch_event+0xe/0x60
[ 158.947708][ C1] 1 lock held by syz-executor/5930:
[ 158.952915][ C1] #0: ffffffff8fc82ac8 (rtnl_mutex){+.+.}-{3:3}, at: rtnetlink_rcv_msg+0x6eb/0xd00
[ 158.962394][ C1] 3 locks held by syz.0.223/6283:
[ 158.967454][ C1] #0: ffff88802d948218 (&sb->s_type->i_lock_key){+.+.}-{2:2}, at: filemap_remove_folio+0xf2/0x2e0
[ 158.978250][ C1] #1: ffffc90000a18c00 (net/core/rtnetlink.c:83){+.-.}-{0:0}, at: call_timer_fn+0xc0/0x650
[ 158.988419][ C1] #2: ffffffff8e937a60 (rcu_read_lock){....}-{1:2}, at: debug_show_all_locks+0x55/0x2a0
[ 158.998341][ C1] 3 locks held by syz-executor/6290:
[ 159.003628][ C1] #0: ffff888022c82220 (&vma->vm_lock->lock){++++}-{3:3}, at: lock_vma_under_rcu+0x2f9/0x6e0
[ 159.013936][ C1] #1: ffff88802b14c518 (sb_pagefaults){.+.+}-{0:0}, at: ext4_page_mkwrite+0x1f0/0xdf0
[ 159.023632][ C1] #2: ffff88802b150958 (jbd2_handle){++++}-{0:0}, at: start_this_handle+0x1e94/0x2110
[ 159.033322][ C1]
[ 159.035691][ C1] =============================================
[ 159.035691][ C1]
[ 159.145668][ T2933] bond0 (unregistering): (slave bond_slave_0): Releasing backup interface
[ 160.063793][ C1] DEBUG: waiting rtnl_mutex for 1730 jiffies.
[ 160.069942][ C1] task:syz-executor state:D stack:21728 pid:5930 tgid:5930 ppid:5928 flags:0x00000000
[ 160.080167][ C1] Call Trace:
[ 160.083454][ C1]
[ 160.086424][ C1] __schedule+0x1800/0x4a60
[ 160.090989][ C1] ? __pfx___schedule+0x10/0x10
[ 160.095894][ C1] ? __pfx_lock_release+0x10/0x10
[ 160.100939][ C1] ? __mutex_trylock_common+0x92/0x2e0
[ 160.106447][ C1] ? schedule+0x90/0x320
[ 160.110708][ C1] schedule+0x14b/0x320
[ 160.114909][ C1] schedule_preempt_disabled+0x13/0x30
[ 160.120385][ C1] __mutex_lock+0x6a4/0xd70
[ 160.124931][ C1] ? __mutex_lock+0x527/0xd70
[ 160.129623][ C1] ? rtnetlink_rcv_msg+0x6eb/0xd00
[ 160.134868][ C1] ? __pfx___mutex_lock+0x10/0x10
[ 160.139921][ C1] ? get_rtnl_holder+0x144/0x190
[ 160.144898][ C1] rtnetlink_rcv_msg+0x6eb/0xd00
[ 160.149856][ C1] ? rtnetlink_rcv_msg+0x1a7/0xd00
[ 160.155010][ C1] ? __lock_acquire+0x1384/0x2050
[ 160.160072][ C1] ? __pfx_rtnetlink_rcv_msg+0x10/0x10
[ 160.165601][ C1] netlink_rcv_skb+0x1e3/0x430
[ 160.170390][ C1] ? __pfx_rtnetlink_rcv_msg+0x10/0x10
[ 160.175897][ C1] ? __pfx_netlink_rcv_skb+0x10/0x10
[ 160.181364][ C1] ? netlink_deliver_tap+0x2e/0x1b0
[ 160.186640][ C1] netlink_unicast+0x7f6/0x990
[ 160.191444][ C1] ? __pfx_netlink_unicast+0x10/0x10
[ 160.196905][ C1] ? __virt_addr_valid+0x183/0x530
[ 160.202131][ C1] ? __check_object_size+0x49c/0x900
[ 160.207472][ C1] ? bpf_lsm_netlink_send+0x9/0x10
2024/07/27 18:46:06 executed programs: 223
[ 160.212734][ C1] netlink_sendmsg+0x8e4/0xcb0
[ 160.217634][ C1] ? __pfx_netlink_sendmsg+0x10/0x10
[ 160.222985][ C1] ? lockdep_hardirqs_on_prepare+0x43d/0x780
[ 160.229109][ C1] ? aa_sock_msg_perm+0x91/0x160
[ 160.234172][ C1] ? bpf_lsm_socket_sendmsg+0x9/0x10
[ 160.239569][ C1] ? security_socket_sendmsg+0x87/0xb0
[ 160.245240][ C1] ? __pfx_netlink_sendmsg+0x10/0x10
[ 160.250635][ C1] __sock_sendmsg+0x221/0x270
[ 160.255455][ C1] __sys_sendto+0x3a4/0x4f0
[ 160.259989][ C1] ? __pfx___sys_sendto+0x10/0x10
[ 160.265163][ C1] ? lockdep_hardirqs_on_prepare+0x43d/0x780
[ 160.271226][ C1] ? __pfx_lockdep_hardirqs_on_prepare+0x10/0x10
[ 160.277680][ C1] __x64_sys_sendto+0xde/0x100
[ 160.282517][ C1] do_syscall_64+0xf3/0x230
[ 160.287140][ C1] ? clear_bhb_loop+0x35/0x90
[ 160.292019][ C1] entry_SYSCALL_64_after_hwframe+0x77/0x7f
[ 160.298021][ C1] RIP: 0033:0x7f99ef57902c
[ 160.302455][ C1] RSP: 002b:00007ffdb687c4c0 EFLAGS: 00000293 ORIG_RAX: 000000000000002c
[ 160.310967][ C1] RAX: ffffffffffffffda RBX: 00007f99f0234620 RCX: 00007f99ef57902c
[ 160.319044][ C1] RDX: 0000000000000020 RSI: 00007f99f0234670 RDI: 0000000000000003
[ 160.327081][ C1] RBP: 0000000000000000 R08: 00007ffdb687c514 R09: 000000000000000c
[ 160.335107][ C1] R10: 0000000000000000 R11: 0000000000000293 R12: 0000000000000003
[ 160.343101][ C1] R13: 0000000000000000 R14: 00007f99f0234670 R15: 0000000000000000
[ 160.351151][ C1]
[ 160.354224][ C1] DEBUG: waiting rtnl_mutex for 1638 jiffies.
[ 160.360295][ C1] task:kworker/0:0 state:D stack:23160 pid:8 tgid:8 ppid:2 flags:0x00004000
[ 160.370524][ C1] Workqueue: events switchdev_deferred_process_work
[ 160.377173][ C1] Call Trace:
[ 160.380469][ C1]
[ 160.383420][ C1] __schedule+0x1800/0x4a60
[ 160.388021][ C1] ? __pfx___schedule+0x10/0x10
[ 160.392904][ C1] ? lockdep_hardirqs_on_prepare+0x43d/0x780
[ 160.398960][ C1] ? __pfx_lock_release+0x10/0x10
[ 160.404048][ C1] ? kick_pool+0x45c/0x620
[ 160.408494][ C1] ? preempt_schedule_thunk+0x1a/0x30
[ 160.413932][ C1] ? schedule+0x90/0x320
[ 160.418204][ C1] schedule+0x14b/0x320
[ 160.422396][ C1] schedule_preempt_disabled+0x13/0x30
[ 160.427925][ C1] __mutex_lock+0x6a4/0xd70
[ 160.432455][ C1] ? __mutex_lock+0x527/0xd70
[ 160.437202][ C1] ? switchdev_deferred_process_work+0xe/0x20
[ 160.443296][ C1] ? __pfx___mutex_lock+0x10/0x10
[ 160.448393][ C1] ? get_rtnl_holder+0x144/0x190
[ 160.453357][ C1] ? process_scheduled_works+0x945/0x1830
[ 160.459146][ C1] switchdev_deferred_process_work+0xe/0x20
[ 160.465091][ C1] process_scheduled_works+0xa2c/0x1830
[ 160.470693][ C1] ? __pfx_process_scheduled_works+0x10/0x10
[ 160.476755][ C1] ? assign_work+0x364/0x3d0
[ 160.481385][ C1] worker_thread+0x86d/0xd40
[ 160.486064][ C1] ? __kthread_parkme+0x169/0x1d0
[ 160.491120][ C1] ? __pfx_worker_thread+0x10/0x10
[ 160.496291][ C1] kthread+0x2f0/0x390
[ 160.500380][ C1] ? __pfx_worker_thread+0x10/0x10
[ 160.505551][ C1] ? __pfx_kthread+0x10/0x10
[ 160.510164][ C1] ret_from_fork+0x4b/0x80
[ 160.514646][ C1] ? __pfx_kthread+0x10/0x10
[ 160.519259][ C1] ret_from_fork_asm+0x1a/0x30
[ 160.524104][ C1]
[ 160.527141][ C1] DEBUG: holding rtnl_mutex for 1998 jiffies.
[ 160.533219][ C1] task:kworker/u8:9 state:D stack:21168 pid:2933 tgid:2933 ppid:2 flags:0x00004000
[ 160.543455][ C1] Workqueue: netns cleanup_net
[ 160.548280][ C1] Call Trace:
[ 160.551571][ C1]
[ 160.554559][ C1] __schedule+0x1800/0x4a60
[ 160.559116][ C1] ? __pfx___schedule+0x10/0x10
[ 160.564048][ C1] ? __pfx_lock_release+0x10/0x10
[ 160.569102][ C1] ? _raw_spin_unlock_irqrestore+0xdd/0x140
[ 160.575085][ C1] ? kthread_data+0x52/0xd0
[ 160.579627][ C1] ? wq_worker_sleeping+0x66/0x240
[ 160.584825][ C1] ? schedule+0x90/0x320
[ 160.589194][ C1] schedule+0x14b/0x320
[ 160.593401][ C1] synchronize_rcu_expedited+0x684/0x830
[ 160.599108][ C1] ? __pfx_synchronize_rcu_expedited+0x10/0x10
[ 160.605335][ C1] ? __pfx_wait_rcu_exp_gp+0x10/0x10
[ 160.610643][ C1] ? __local_bh_enable_ip+0x168/0x200
[ 160.616088][ C1] ? __pfx_autoremove_wake_function+0x10/0x10
[ 160.622186][ C1] ? __pfx___local_bh_enable_ip+0x10/0x10
[ 160.627955][ C1] ? do_raw_spin_unlock+0x13c/0x8b0
[ 160.633178][ C1] dev_deactivate_many+0x4a7/0xb10
[ 160.638328][ C1] ? dev_deactivate_many+0x250/0xb10
[ 160.643630][ C1] __dev_close_many+0x1a4/0x300
[ 160.648532][ C1] ? __pfx___dev_close_many+0x10/0x10
[ 160.653949][ C1] ? notifier_call_chain+0x3bf/0x3e0
[ 160.659259][ C1] dev_close_many+0x24e/0x4c0
[ 160.663979][ C1] ? __netdev_printk+0x1c2/0x4d0
[ 160.668935][ C1] ? __pfx_autoremove_wake_function+0x10/0x10
[ 160.675049][ C1] ? __pfx_dev_close_many+0x10/0x10
[ 160.680266][ C1] ? netif_set_tso_max_size+0x119/0x1e0
[ 160.685856][ C1] ? bond_compute_features+0x5c3/0x630
[ 160.691338][ C1] dev_close+0x1c0/0x2c0
[ 160.695629][ C1] ? __pfx_dev_close+0x10/0x10
[ 160.700411][ C1] ? lockdep_rtnl_is_held+0x26/0x40
[ 160.705646][ C1] ? vlan_vids_del_by_dev+0x2a1/0x2f0
[ 160.711044][ C1] __bond_release_one+0xc16/0x1290
[ 160.716225][ C1] ? __pfx___bond_release_one+0x10/0x10
[ 160.721795][ C1] ? net_generic+0x1f/0x240
[ 160.726357][ C1] ? __pfx_bond_netpoll_cleanup+0x10/0x10
[ 160.732102][ C1] ? hsr_netdev_notify+0x295/0xb50
[ 160.737258][ C1] bond_uninit+0x147/0x2e0
[ 160.741696][ C1] ? __pfx_bond_uninit+0x10/0x10
[ 160.746680][ C1] ? notifier_call_chain+0x3bf/0x3e0
[ 160.751984][ C1] ? __pfx_bond_uninit+0x10/0x10
[ 160.756963][ C1] unregister_netdevice_many_notify+0x15ea/0x1c40
[ 160.763412][ C1] ? __pfx_unregister_netdevice_many_notify+0x10/0x10
[ 160.770219][ C1] ? net_generic+0x1f/0x240
[ 160.774773][ C1] ? __pfx_lock_release+0x10/0x10
[ 160.779834][ C1] ? unregister_netdevice_queue+0x26b/0x370
[ 160.785770][ C1] ? __pfx_unregister_netdevice_queue+0x10/0x10
[ 160.792045][ C1] ? nexthop_net_exit_batch_rtnl+0x100/0x150
[ 160.798067][ C1] cleanup_net+0x75d/0xcc0
[ 160.802507][ C1] ? __pfx_cleanup_net+0x10/0x10
[ 160.807498][ C1] ? process_scheduled_works+0x945/0x1830
[ 160.813245][ C1] process_scheduled_works+0xa2c/0x1830
[ 160.818873][ C1] ? __pfx_process_scheduled_works+0x10/0x10
[ 160.825000][ C1] ? assign_work+0x364/0x3d0
[ 160.829614][ C1] worker_thread+0x86d/0xd40
[ 160.834266][ C1] ? __kthread_parkme+0x169/0x1d0
[ 160.839318][ C1] ? __pfx_worker_thread+0x10/0x10
[ 160.844484][ C1] kthread+0x2f0/0x390
[ 160.848566][ C1] ? __pfx_worker_thread+0x10/0x10
[ 160.853692][ C1] ? __pfx_kthread+0x10/0x10
[ 160.858323][ C1] ret_from_fork+0x4b/0x80
[ 160.862754][ C1] ? __pfx_kthread+0x10/0x10
[ 160.867382][ C1] ret_from_fork_asm+0x1a/0x30
[ 160.872177][ C1]
[ 160.875231][ C1] DEBUG: waiting rtnl_mutex for 2033 jiffies.
[ 160.881306][ C1] task:dhcpcd state:D stack:23576 pid:4898 tgid:4898 ppid:1 flags:0x00004002
[ 160.891510][ C1] Call Trace:
[ 160.894824][ C1]
[ 160.897769][ C1] __schedule+0x1800/0x4a60
[ 160.902319][ C1] ? __pfx___schedule+0x10/0x10
[ 160.907213][ C1] ? __pfx_lock_release+0x10/0x10
[ 160.912262][ C1] ? __mutex_trylock_common+0x92/0x2e0
[ 160.917772][ C1] ? schedule+0x90/0x320
[ 160.922039][ C1] schedule+0x14b/0x320
[ 160.926249][ C1] schedule_preempt_disabled+0x13/0x30
[ 160.931778][ C1] __mutex_lock+0x6a4/0xd70
[ 160.936397][ C1] ? __mutex_lock+0x527/0xd70
[ 160.941096][ C1] ? vlan_ioctl_handler+0x112/0x9d0
[ 160.946351][ C1] ? __pfx___mutex_lock+0x10/0x10
[ 160.951392][ C1] ? get_rtnl_holder+0x144/0x190
[ 160.956378][ C1] vlan_ioctl_handler+0x112/0x9d0
[ 160.961424][ C1] ? sock_ioctl+0x664/0x8e0
[ 160.965980][ C1] ? __pfx_vlan_ioctl_handler+0x10/0x10
[ 160.971560][ C1] ? __pfx_vlan_ioctl_handler+0x10/0x10
[ 160.977174][ C1] sock_ioctl+0x683/0x8e0
[ 160.981532][ C1] ? __pfx_sock_ioctl+0x10/0x10
[ 160.986454][ C1] ? bpf_lsm_file_ioctl+0x9/0x10
[ 160.991411][ C1] ? security_file_ioctl+0x87/0xb0
[ 160.996570][ C1] ? __pfx_sock_ioctl+0x10/0x10
[ 161.001452][ C1] __se_sys_ioctl+0xfc/0x170
[ 161.006107][ C1] do_syscall_64+0xf3/0x230
[ 161.010639][ C1] ? clear_bhb_loop+0x35/0x90
[ 161.015387][ C1] entry_SYSCALL_64_after_hwframe+0x77/0x7f
[ 161.021303][ C1] RIP: 0033:0x7f5bd84d7d49
[ 161.025788][ C1] RSP: 002b:00007fff26b65358 EFLAGS: 00000246 ORIG_RAX: 0000000000000010
[ 161.034253][ C1] RAX: ffffffffffffffda RBX: 0000555cf7effaa0 RCX: 00007f5bd84d7d49
[ 161.042241][ C1] RDX: 00007fff26b65360 RSI: 0000000000008982 RDI: 0000000000000011
[ 161.050274][ C1] RBP: 0000000000000002 R08: 0000000000000008 R09: 0000000000000000
[ 161.058293][ C1] R10: 00007fff26b759e0 R11: 0000000000000246 R12: 00007fff26b65360
[ 161.066325][ C1] R13: 00007fff26b65420 R14: 0000555cf7effaa0 R15: 0000555cf7f55d70
[ 161.074372][ C1]
[ 161.077405][ C1] DEBUG: waiting rtnl_mutex for 1959 jiffies.
[ 161.083480][ C1] task:kworker/0:7 state:D stack:24088 pid:5516 tgid:5516 ppid:2 flags:0x00004000
[ 161.093746][ C1] Workqueue: events linkwatch_event
[ 161.098975][ C1] Call Trace:
[ 161.102269][ C1]
[ 161.105258][ C1] __schedule+0x1800/0x4a60
[ 161.109824][ C1] ? __pfx___schedule+0x10/0x10
[ 161.114745][ C1] ? lockdep_hardirqs_on_prepare+0x43d/0x780
[ 161.120760][ C1] ? __pfx_lock_release+0x10/0x10
[ 161.125860][ C1] ? kick_pool+0x45c/0x620
[ 161.130312][ C1] ? _raw_spin_unlock_irq+0x23/0x50
[ 161.135567][ C1] ? lockdep_hardirqs_on+0x99/0x150
[ 161.140792][ C1] ? schedule+0x90/0x320
[ 161.145102][ C1] schedule+0x14b/0x320
[ 161.149289][ C1] schedule_preempt_disabled+0x13/0x30
[ 161.154828][ C1] __mutex_lock+0x6a4/0xd70
[ 161.159360][ C1] ? __mutex_lock+0x527/0xd70
[ 161.164102][ C1] ? linkwatch_event+0xe/0x60
[ 161.168805][ C1] ? __pfx___mutex_lock+0x10/0x10
[ 161.173894][ C1] ? get_rtnl_holder+0x144/0x190
[ 161.178912][ C1] ? process_scheduled_works+0x945/0x1830
[ 161.184705][ C1] linkwatch_event+0xe/0x60
[ 161.189242][ C1] process_scheduled_works+0xa2c/0x1830
[ 161.194871][ C1] ? __pfx_process_scheduled_works+0x10/0x10
[ 161.200887][ C1] ? assign_work+0x364/0x3d0
[ 161.205535][ C1] worker_thread+0x86d/0xd40
[ 161.210157][ C1] ? _raw_spin_unlock_irqrestore+0xdd/0x140
[ 161.216105][ C1] ? __kthread_parkme+0x169/0x1d0
[ 161.221159][ C1] ? __pfx_worker_thread+0x10/0x10
[ 161.226318][ C1] kthread+0x2f0/0x390
[ 161.230402][ C1] ? __pfx_worker_thread+0x10/0x10
[ 161.235559][ C1] ? __pfx_kthread+0x10/0x10
[ 161.240163][ C1] ret_from_fork+0x4b/0x80
[ 161.244627][ C1] ? __pfx_kthread+0x10/0x10
[ 161.249233][ C1] ret_from_fork_asm+0x1a/0x30
[ 161.254059][ C1]
[ 161.257088][ C1]
[ 161.257088][ C1] Showing all locks held in the system:
[ 161.264828][ C1] 3 locks held by kworker/0:0/8:
[ 161.269857][ C1] #0: ffff888015880948 ((wq_completion)events){+.+.}-{0:0}, at: process_scheduled_works+0x90a/0x1830
[ 161.280903][ C1] #1: ffffc900000d7d00 (deferred_process_work){+.+.}-{0:0}, at: process_scheduled_works+0x945/0x1830
[ 161.291948][ C1] #2: ffffffff8fc82ac8 (rtnl_mutex){+.+.}-{3:3}, at: switchdev_deferred_process_work+0xe/0x20
[ 161.302415][ C1] 5 locks held by kworker/u8:9/2933:
[ 161.307735][ C1] #0: ffff8880166e5948 ((wq_completion)netns){+.+.}-{0:0}, at: process_scheduled_works+0x90a/0x1830
[ 161.318693][ C1] #1: ffffc9000a52fd00 (net_cleanup_work){+.+.}-{0:0}, at: process_scheduled_works+0x945/0x1830
[ 161.329304][ C1] #2: ffffffff8fc75f50 (pernet_ops_rwsem){++++}-{3:3}, at: cleanup_net+0x16a/0xcc0
[ 161.338888][ C1] #3: ffffffff8fc82ac8 (rtnl_mutex){+.+.}-{3:3}, at: cleanup_net+0x6af/0xcc0
[ 161.347875][ C1] #4: ffffffff8e93ce38 (rcu_state.exp_mutex){+.+.}-{3:3}, at: synchronize_rcu_expedited+0x381/0x830
[ 161.358842][ C1] 3 locks held by kworker/u8:13/3018:
[ 161.364325][ C1] #0: ffff88802acc3148 ((wq_completion)ipv6_addrconf){+.+.}-{0:0}, at: process_scheduled_works+0x90a/0x1830
[ 161.376037][ C1] #1: ffffc9000a75fd00 ((work_completion)(&(&net->ipv6.addr_chk_work)->work)){+.+.}-{0:0}, at: process_scheduled_works+0x945/0x1830
[ 161.389776][ C1] #2: ffffffff8fc82ac8 (rtnl_mutex){+.+.}-{3:3}, at: addrconf_verify_work+0x19/0x30
[ 161.399354][ C1] 5 locks held by kworker/u8:14/3043:
[ 161.404868][ C1] 2 locks held by dhcpcd/4898:
[ 161.409642][ C1] #0: ffffffff8fc67728 (vlan_ioctl_mutex){+.+.}-{3:3}, at: sock_ioctl+0x664/0x8e0
[ 161.419058][ C1] #1: ffffffff8fc82ac8 (rtnl_mutex){+.+.}-{3:3}, at: vlan_ioctl_handler+0x112/0x9d0
[ 161.428676][ C1] 2 locks held by getty/4983:
[ 161.433366][ C1] #0: ffff88802b5540a0 (&tty->ldisc_sem){++++}-{0:0}, at: tty_ldisc_ref_wait+0x25/0x70
[ 161.443206][ C1] #1: ffffc9000312b2f0 (&ldata->atomic_read_lock){+.+.}-{3:3}, at: n_tty_read+0x6b5/0x1e10
[ 161.453376][ C1] 3 locks held by kworker/1:4/5315:
[ 161.458609][ C1] 3 locks held by kworker/0:7/5516:
[ 161.463837][ C1] #0: ffff888015880948 ((wq_completion)events){+.+.}-{0:0}, at: process_scheduled_works+0x90a/0x1830
[ 161.474873][ C1] #1: ffffc900030c7d00 ((linkwatch_work).work){+.+.}-{0:0}, at: process_scheduled_works+0x945/0x1830
[ 161.485933][ C1] #2: ffffffff8fc82ac8 (rtnl_mutex){+.+.}-{3:3}, at: linkwatch_event+0xe/0x60
[ 161.495000][ C1] 1 lock held by syz-executor/5930:
[ 161.500207][ C1] #0: ffffffff8fc82ac8 (rtnl_mutex){+.+.}-{3:3}, at: rtnetlink_rcv_msg+0x6eb/0xd00
[ 161.509684][ C1] 3 locks held by syz.2.227/6300:
[ 161.514743][ C1] #0: ffffffff8e937a60 (rcu_read_lock){....}-{1:2}, at: page_ext_get+0x20/0x2a0
[ 161.523956][ C1] #1: ffffc90000a18c00 (net/core/rtnetlink.c:83){+.-.}-{0:0}, at: call_timer_fn+0xc0/0x650
[ 161.534124][ C1] #2: ffffffff8e937a60 (rcu_read_lock){....}-{1:2}, at: debug_show_all_locks+0x55/0x2a0
[ 161.544044][ C1] 1 lock held by syz.3.231/6309:
[ 161.548986][ C1]
[ 161.551317][ C1] =============================================
[ 161.551317][ C1]
[ 161.783961][ T2933] bond0 (unregistering): (slave bond_slave_1): Releasing backup interface
[ 162.532687][ T2933] bond0 (unregistering): Released all slaves
[ 162.623782][ C1] DEBUG: waiting rtnl_mutex for 1986 jiffies.
[ 162.629890][ C1] task:syz-executor state:D stack:21728 pid:5930 tgid:5930 ppid:5928 flags:0x00000000
[ 162.640126][ C1] Call Trace:
[ 162.643413][ C1]
[ 162.646385][ C1] __schedule+0x1800/0x4a60
[ 162.650940][ C1] ? __pfx___schedule+0x10/0x10
[ 162.655908][ C1] ? __pfx_lock_release+0x10/0x10
[ 162.661063][ C1] ? __mutex_trylock_common+0x92/0x2e0
[ 162.666631][ C1] ? schedule+0x90/0x320
[ 162.670902][ C1] schedule+0x14b/0x320
[ 162.675119][ C1] schedule_preempt_disabled+0x13/0x30
[ 162.680605][ C1] __mutex_lock+0x6a4/0xd70
[ 162.685161][ C1] ? __mutex_lock+0x527/0xd70
[ 162.689853][ C1] ? rtnetlink_rcv_msg+0x6eb/0xd00
[ 162.695016][ C1] ? __pfx___mutex_lock+0x10/0x10
[ 162.700066][ C1] ? get_rtnl_holder+0x144/0x190
[ 162.705045][ C1] rtnetlink_rcv_msg+0x6eb/0xd00
[ 162.710004][ C1] ? rtnetlink_rcv_msg+0x1a7/0xd00
[ 162.715166][ C1] ? __lock_acquire+0x1384/0x2050
[ 162.720230][ C1] ? __pfx_rtnetlink_rcv_msg+0x10/0x10
[ 162.725758][ C1] netlink_rcv_skb+0x1e3/0x430
[ 162.730549][ C1] ? __pfx_rtnetlink_rcv_msg+0x10/0x10
[ 162.736055][ C1] ? __pfx_netlink_rcv_skb+0x10/0x10
[ 162.741397][ C1] ? netlink_deliver_tap+0x2e/0x1b0
[ 162.746657][ C1] netlink_unicast+0x7f6/0x990
[ 162.751455][ C1] ? __pfx_netlink_unicast+0x10/0x10
[ 162.756832][ C1] ? __virt_addr_valid+0x183/0x530
[ 162.761971][ C1] ? __check_object_size+0x49c/0x900
[ 162.767310][ C1] ? bpf_lsm_netlink_send+0x9/0x10
[ 162.772452][ C1] netlink_sendmsg+0x8e4/0xcb0
[ 162.777287][ C1] ? __pfx_netlink_sendmsg+0x10/0x10
[ 162.782658][ C1] ? lockdep_hardirqs_on_prepare+0x43d/0x780
[ 162.788706][ C1] ? aa_sock_msg_perm+0x91/0x160
[ 162.793674][ C1] ? bpf_lsm_socket_sendmsg+0x9/0x10
[ 162.799038][ C1] ? security_socket_sendmsg+0x87/0xb0
[ 162.804571][ C1] ? __pfx_netlink_sendmsg+0x10/0x10
[ 162.809875][ C1] __sock_sendmsg+0x221/0x270
[ 162.814637][ C1] __sys_sendto+0x3a4/0x4f0
[ 162.819175][ C1] ? __pfx___sys_sendto+0x10/0x10
[ 162.824292][ C1] ? lockdep_hardirqs_on_prepare+0x43d/0x780
[ 162.830310][ C1] ? __pfx_lockdep_hardirqs_on_prepare+0x10/0x10
[ 162.836722][ C1] __x64_sys_sendto+0xde/0x100
[ 162.841519][ C1] do_syscall_64+0xf3/0x230
[ 162.846102][ C1] ? clear_bhb_loop+0x35/0x90
[ 162.850810][ C1] entry_SYSCALL_64_after_hwframe+0x77/0x7f
[ 162.856760][ C1] RIP: 0033:0x7f99ef57902c
[ 162.861197][ C1] RSP: 002b:00007ffdb687c4c0 EFLAGS: 00000293 ORIG_RAX: 000000000000002c
[ 162.869692][ C1] RAX: ffffffffffffffda RBX: 00007f99f0234620 RCX: 00007f99ef57902c
[ 162.877713][ C1] RDX: 0000000000000020 RSI: 00007f99f0234670 RDI: 0000000000000003
[ 162.885749][ C1] RBP: 0000000000000000 R08: 00007ffdb687c514 R09: 000000000000000c
[ 162.893803][ C1] R10: 0000000000000000 R11: 0000000000000293 R12: 0000000000000003
[ 162.901799][ C1] R13: 0000000000000000 R14: 00007f99f0234670 R15: 0000000000000000
[ 162.909831][ C1]
[ 162.912864][ C1] DEBUG: waiting rtnl_mutex for 1893 jiffies.
[ 162.918968][ C1] task:kworker/0:0 state:D stack:23160 pid:8 tgid:8 ppid:2 flags:0x00004000
[ 162.929182][ C1] Workqueue: events switchdev_deferred_process_work
[ 162.935825][ C1] Call Trace:
[ 162.939114][ C1]
[ 162.942058][ C1] __schedule+0x1800/0x4a60
[ 162.946635][ C1] ? __pfx___schedule+0x10/0x10
[ 162.951513][ C1] ? lockdep_hardirqs_on_prepare+0x43d/0x780
[ 162.957542][ C1] ? __pfx_lock_release+0x10/0x10
[ 162.962588][ C1] ? kick_pool+0x45c/0x620
[ 162.967055][ C1] ? preempt_schedule_thunk+0x1a/0x30
[ 162.972451][ C1] ? schedule+0x90/0x320
[ 162.976741][ C1] schedule+0x14b/0x320
[ 162.980921][ C1] schedule_preempt_disabled+0x13/0x30
[ 162.986426][ C1] __mutex_lock+0x6a4/0xd70
[ 162.990949][ C1] ? __mutex_lock+0x527/0xd70
[ 162.995667][ C1] ? switchdev_deferred_process_work+0xe/0x20
[ 163.001749][ C1] ? __pfx___mutex_lock+0x10/0x10
[ 163.006825][ C1] ? get_rtnl_holder+0x144/0x190
[ 163.011782][ C1] ? process_scheduled_works+0x945/0x1830
[ 163.017543][ C1] switchdev_deferred_process_work+0xe/0x20
[ 163.023450][ C1] process_scheduled_works+0xa2c/0x1830
[ 163.029076][ C1] ? __pfx_process_scheduled_works+0x10/0x10
[ 163.035119][ C1] ? assign_work+0x364/0x3d0
[ 163.039738][ C1] worker_thread+0x86d/0xd40
[ 163.044393][ C1] ? __kthread_parkme+0x169/0x1d0
[ 163.049447][ C1] ? __pfx_worker_thread+0x10/0x10
[ 163.054609][ C1] kthread+0x2f0/0x390
[ 163.058691][ C1] ? __pfx_worker_thread+0x10/0x10
[ 163.063847][ C1] ? __pfx_kthread+0x10/0x10
[ 163.068487][ C1] ret_from_fork+0x4b/0x80
[ 163.072923][ C1] ? __pfx_kthread+0x10/0x10
[ 163.077600][ C1] ret_from_fork_asm+0x1a/0x30
[ 163.082407][ C1]
[ 163.085507][ C1] DEBUG: holding rtnl_mutex for 2254 jiffies.
[ 163.091581][ C1] task:kworker/u8:9 state:D stack:21168 pid:2933 tgid:2933 ppid:2 flags:0x00004000
[ 163.101822][ C1] Workqueue: netns cleanup_net
[ 163.106710][ C1] Call Trace:
[ 163.110002][ C1]
[ 163.112951][ C1] __schedule+0x1800/0x4a60
[ 163.117528][ C1] ? __pfx___schedule+0x10/0x10
[ 163.122406][ C1] ? __pfx_lock_release+0x10/0x10
[ 163.127477][ C1] ? _raw_spin_unlock_irqrestore+0xdd/0x140
[ 163.133399][ C1] ? kthread_data+0x52/0xd0
[ 163.137957][ C1] ? wq_worker_sleeping+0x66/0x240
[ 163.143093][ C1] ? schedule+0x90/0x320
[ 163.147380][ C1] schedule+0x14b/0x320
[ 163.151560][ C1] synchronize_rcu_expedited+0x684/0x830
[ 163.157240][ C1] ? __pfx_synchronize_rcu_expedited+0x10/0x10
[ 163.163426][ C1] ? __pfx_wait_rcu_exp_gp+0x10/0x10
[ 163.168754][ C1] ? __pfx___might_resched+0x10/0x10
[ 163.174087][ C1] ? __pfx_autoremove_wake_function+0x10/0x10
[ 163.180177][ C1] ? __pfx_rcu_read_lock_any_held+0x10/0x10
[ 163.186126][ C1] unregister_netdevice_many_notify+0x1871/0x1c40
[ 163.192583][ C1] ? __pfx_unregister_netdevice_many_notify+0x10/0x10
[ 163.199395][ C1] ? net_generic+0x1f/0x240
[ 163.203951][ C1] ? __pfx_lock_release+0x10/0x10
[ 163.209002][ C1] ? unregister_netdevice_queue+0x26b/0x370
[ 163.214949][ C1] ? __pfx_unregister_netdevice_queue+0x10/0x10
[ 163.221221][ C1] ? nexthop_net_exit_batch_rtnl+0x100/0x150
[ 163.227247][ C1] cleanup_net+0x75d/0xcc0
[ 163.231692][ C1] ? __pfx_cleanup_net+0x10/0x10
[ 163.236693][ C1] ? process_scheduled_works+0x945/0x1830
[ 163.242435][ C1] process_scheduled_works+0xa2c/0x1830
[ 163.248055][ C1] ? __pfx_process_scheduled_works+0x10/0x10
[ 163.254094][ C1] ? assign_work+0x364/0x3d0
[ 163.258711][ C1] worker_thread+0x86d/0xd40
[ 163.263339][ C1] ? __kthread_parkme+0x169/0x1d0
[ 163.268415][ C1] ? __pfx_worker_thread+0x10/0x10
[ 163.273547][ C1] kthread+0x2f0/0x390
[ 163.277661][ C1] ? __pfx_worker_thread+0x10/0x10
[ 163.282795][ C1] ? __pfx_kthread+0x10/0x10
[ 163.287473][ C1] ret_from_fork+0x4b/0x80
[ 163.291916][ C1] ? __pfx_kthread+0x10/0x10
[ 163.296585][ C1] ret_from_fork_asm+0x1a/0x30
[ 163.301389][ C1]
[ 163.304448][ C1] DEBUG: waiting rtnl_mutex for 2276 jiffies.
[ 163.310519][ C1] task:dhcpcd state:D stack:23576 pid:4898 tgid:4898 ppid:1 flags:0x00004002
[ 163.320723][ C1] Call Trace:
[ 163.324035][ C1]
[ 163.326978][ C1] __schedule+0x1800/0x4a60
[ 163.331523][ C1] ? __pfx___schedule+0x10/0x10
[ 163.336424][ C1] ? __pfx_lock_release+0x10/0x10
[ 163.341472][ C1] ? __mutex_trylock_common+0x92/0x2e0
[ 163.346979][ C1] ? schedule+0x90/0x320
[ 163.351238][ C1] schedule+0x14b/0x320
[ 163.355440][ C1] schedule_preempt_disabled+0x13/0x30
[ 163.360915][ C1] __mutex_lock+0x6a4/0xd70
[ 163.365462][ C1] ? __mutex_lock+0x527/0xd70
[ 163.370151][ C1] ? vlan_ioctl_handler+0x112/0x9d0
[ 163.375392][ C1] ? __pfx___mutex_lock+0x10/0x10
[ 163.380452][ C1] ? get_rtnl_holder+0x144/0x190
[ 163.385428][ C1] vlan_ioctl_handler+0x112/0x9d0
[ 163.390470][ C1] ? sock_ioctl+0x664/0x8e0
[ 163.395025][ C1] ? __pfx_vlan_ioctl_handler+0x10/0x10
[ 163.400616][ C1] ? __pfx_vlan_ioctl_handler+0x10/0x10
[ 163.406217][ C1] sock_ioctl+0x683/0x8e0
[ 163.410568][ C1] ? __pfx_sock_ioctl+0x10/0x10
[ 163.415476][ C1] ? bpf_lsm_file_ioctl+0x9/0x10
[ 163.420431][ C1] ? security_file_ioctl+0x87/0xb0
[ 163.425579][ C1] ? __pfx_sock_ioctl+0x10/0x10
[ 163.430447][ C1] __se_sys_ioctl+0xfc/0x170
[ 163.435083][ C1] do_syscall_64+0xf3/0x230
[ 163.439612][ C1] ? clear_bhb_loop+0x35/0x90
[ 163.444330][ C1] entry_SYSCALL_64_after_hwframe+0x77/0x7f
[ 163.450251][ C1] RIP: 0033:0x7f5bd84d7d49
[ 163.454722][ C1] RSP: 002b:00007fff26b65358 EFLAGS: 00000246 ORIG_RAX: 0000000000000010
[ 163.463165][ C1] RAX: ffffffffffffffda RBX: 0000555cf7effaa0 RCX: 00007f5bd84d7d49
[ 163.471195][ C1] RDX: 00007fff26b65360 RSI: 0000000000008982 RDI: 0000000000000011
[ 163.479214][ C1] RBP: 0000000000000002 R08: 0000000000000008 R09: 0000000000000000
[ 163.487226][ C1] R10: 00007fff26b759e0 R11: 0000000000000246 R12: 00007fff26b65360
[ 163.495239][ C1] R13: 00007fff26b65420 R14: 0000555cf7effaa0 R15: 0000555cf7f55d70
[ 163.503242][ C1]
[ 163.506298][ C1] DEBUG: waiting rtnl_mutex for 2202 jiffies.
[ 163.512366][ C1] task:kworker/0:7 state:D stack:24088 pid:5516 tgid:5516 ppid:2 flags:0x00004000
[ 163.522604][ C1] Workqueue: events linkwatch_event
[ 163.527882][ C1] Call Trace:
[ 163.531172][ C1]
[ 163.534144][ C1] __schedule+0x1800/0x4a60
[ 163.538698][ C1] ? __pfx___schedule+0x10/0x10
[ 163.543579][ C1] ? lockdep_hardirqs_on_prepare+0x43d/0x780
[ 163.549612][ C1] ? __pfx_lock_release+0x10/0x10
[ 163.554683][ C1] ? kick_pool+0x45c/0x620
[ 163.559124][ C1] ? _raw_spin_unlock_irq+0x23/0x50
[ 163.564370][ C1] ? lockdep_hardirqs_on+0x99/0x150
[ 163.569593][ C1] ? schedule+0x90/0x320
[ 163.573879][ C1] schedule+0x14b/0x320
[ 163.578058][ C1] schedule_preempt_disabled+0x13/0x30
[ 163.583550][ C1] __mutex_lock+0x6a4/0xd70
[ 163.588116][ C1] ? __mutex_lock+0x527/0xd70
[ 163.592809][ C1] ? linkwatch_event+0xe/0x60
[ 163.597535][ C1] ? __pfx___mutex_lock+0x10/0x10
[ 163.602591][ C1] ? get_rtnl_holder+0x144/0x190
[ 163.607570][ C1] ? process_scheduled_works+0x945/0x1830
[ 163.613309][ C1] linkwatch_event+0xe/0x60
[ 163.617853][ C1] process_scheduled_works+0xa2c/0x1830
[ 163.623450][ C1] ? __pfx_process_scheduled_works+0x10/0x10
[ 163.629481][ C1] ? assign_work+0x364/0x3d0
[ 163.634125][ C1] worker_thread+0x86d/0xd40
[ 163.638742][ C1] ? _raw_spin_unlock_irqrestore+0xdd/0x140
[ 163.644693][ C1] ? __kthread_parkme+0x169/0x1d0
[ 163.649747][ C1] ? __pfx_worker_thread+0x10/0x10
[ 163.654907][ C1] kthread+0x2f0/0x390
[ 163.658990][ C1] ? __pfx_worker_thread+0x10/0x10
[ 163.664145][ C1] ? __pfx_kthread+0x10/0x10
[ 163.668750][ C1] ret_from_fork+0x4b/0x80
[ 163.673190][ C1] ? __pfx_kthread+0x10/0x10
[ 163.677837][ C1] ret_from_fork_asm+0x1a/0x30
[ 163.682647][ C1]
[ 163.685721][ C1] DEBUG: waiting rtnl_mutex for 506 jiffies.
[ 163.691709][ C1] task:kworker/u8:13 state:D stack:21432 pid:3018 tgid:3018 ppid:2 flags:0x00004000
[ 163.701941][ C1] Workqueue: ipv6_addrconf addrconf_verify_work
[ 163.708261][ C1] Call Trace:
[ 163.711554][ C1]
[ 163.714532][ C1] __schedule+0x1800/0x4a60
[ 163.719082][ C1] ? __pfx___schedule+0x10/0x10
[ 163.723980][ C1] ? __pfx_lock_release+0x10/0x10
[ 163.729024][ C1] ? __mutex_trylock_common+0x92/0x2e0
[ 163.734527][ C1] ? kthread_data+0x52/0xd0
[ 163.739050][ C1] ? schedule+0x90/0x320
[ 163.743319][ C1] ? wq_worker_sleeping+0x66/0x240
[ 163.748483][ C1] ? schedule+0x90/0x320
[ 163.752749][ C1] schedule+0x14b/0x320
[ 163.756956][ C1] schedule_preempt_disabled+0x13/0x30
[ 163.762436][ C1] __mutex_lock+0x6a4/0xd70
[ 163.766979][ C1] ? __mutex_lock+0x527/0xd70
[ 163.771668][ C1] ? addrconf_verify_work+0x19/0x30
[ 163.776914][ C1] ? __pfx___mutex_lock+0x10/0x10
[ 163.781949][ C1] ? lockdep_hardirqs_on_prepare+0x43d/0x780
[ 163.787973][ C1] ? __pfx_lockdep_hardirqs_on_prepare+0x10/0x10
[ 163.794355][ C1] ? get_rtnl_holder+0x144/0x190
[ 163.799359][ C1] ? process_scheduled_works+0x945/0x1830
[ 163.805128][ C1] addrconf_verify_work+0x19/0x30
[ 163.810179][ C1] process_scheduled_works+0xa2c/0x1830
[ 163.815812][ C1] ? __pfx_process_scheduled_works+0x10/0x10
[ 163.821828][ C1] ? assign_work+0x364/0x3d0
[ 163.826469][ C1] worker_thread+0x86d/0xd40
[ 163.831101][ C1] ? __kthread_parkme+0x169/0x1d0
[ 163.836175][ C1] ? __pfx_worker_thread+0x10/0x10
[ 163.841305][ C1] kthread+0x2f0/0x390
[ 163.845415][ C1] ? __pfx_worker_thread+0x10/0x10
[ 163.850546][ C1] ? __pfx_kthread+0x10/0x10
[ 163.855176][ C1] ret_from_fork+0x4b/0x80
[ 163.859619][ C1] ? __pfx_kthread+0x10/0x10
[ 163.864256][ C1] ret_from_fork_asm+0x1a/0x30
[ 163.869054][ C1]
[ 163.872080][ C1]
[ 163.872080][ C1] Showing all locks held in the system:
[ 163.879819][ C1] 3 locks held by kworker/0:0/8:
[ 163.884787][ C1] #0: ffff888015880948 ((wq_completion)events){+.+.}-{0:0}, at: process_scheduled_works+0x90a/0x1830
[ 163.895827][ C1] #1: ffffc900000d7d00 (deferred_process_work){+.+.}-{0:0}, at: process_scheduled_works+0x945/0x1830
[ 163.906861][ C1] #2: ffffffff8fc82ac8 (rtnl_mutex){+.+.}-{3:3}, at: switchdev_deferred_process_work+0xe/0x20
[ 163.917334][ C1] 5 locks held by kworker/u8:9/2933:
[ 163.922643][ C1] #0: ffff8880166e5948 ((wq_completion)netns){+.+.}-{0:0}, at: process_scheduled_works+0x90a/0x1830
[ 163.933616][ C1] #1: ffffc9000a52fd00 (net_cleanup_work){+.+.}-{0:0}, at: process_scheduled_works+0x945/0x1830
[ 163.944268][ C1] #2: ffffffff8fc75f50 (pernet_ops_rwsem){++++}-{3:3}, at: cleanup_net+0x16a/0xcc0
[ 163.953761][ C1] #3: ffffffff8fc82ac8 (rtnl_mutex){+.+.}-{3:3}, at: cleanup_net+0x6af/0xcc0
[ 163.962691][ C1] #4: ffffffff8e93ce38 (rcu_state.exp_mutex){+.+.}-{3:3}, at: synchronize_rcu_expedited+0x381/0x830
[ 163.973660][ C1] 5 locks held by kworker/u8:12/2975:
[ 163.979072][ C1] 3 locks held by kworker/u8:13/3018:
[ 163.984484][ C1] #0: ffff88802acc3148 ((wq_completion)ipv6_addrconf){+.+.}-{0:0}, at: process_scheduled_works+0x90a/0x1830
[ 163.996183][ C1] #1: ffffc9000a75fd00 ((work_completion)(&(&net->ipv6.addr_chk_work)->work)){+.+.}-{0:0}, at: process_scheduled_works+0x945/0x1830
[ 164.009932][ C1] #2: ffffffff8fc82ac8 (rtnl_mutex){+.+.}-{3:3}, at: addrconf_verify_work+0x19/0x30
[ 164.019523][ C1] 2 locks held by dhcpcd/4898:
[ 164.024329][ C1] #0: ffffffff8fc67728 (vlan_ioctl_mutex){+.+.}-{3:3}, at: sock_ioctl+0x664/0x8e0
[ 164.033741][ C1] #1: ffffffff8fc82ac8 (rtnl_mutex){+.+.}-{3:3}, at: vlan_ioctl_handler+0x112/0x9d0
[ 164.043282][ C1] 2 locks held by getty/4983:
[ 164.047993][ C1] #0: ffff88802b5540a0 (&tty->ldisc_sem){++++}-{0:0}, at: tty_ldisc_ref_wait+0x25/0x70
[ 164.057828][ C1] #1: ffffc9000312b2f0 (&ldata->atomic_read_lock){+.+.}-{3:3}, at: n_tty_read+0x6b5/0x1e10
[ 164.068016][ C1] 1 lock held by udevd/5339:
[ 164.072645][ C1] 3 locks held by kworker/0:7/5516:
[ 164.077880][ C1] #0: ffff888015880948 ((wq_completion)events){+.+.}-{0:0}, at: process_scheduled_works+0x90a/0x1830
[ 164.088933][ C1] #1: ffffc900030c7d00 ((linkwatch_work).work){+.+.}-{0:0}, at: process_scheduled_works+0x945/0x1830
[ 164.099973][ C1] #2: ffffffff8fc82ac8 (rtnl_mutex){+.+.}-{3:3}, at: linkwatch_event+0xe/0x60
[ 164.109049][ C1] 1 lock held by syz-executor/5930:
[ 164.114280][ C1] #0: ffffffff8fc82ac8 (rtnl_mutex){+.+.}-{3:3}, at: rtnetlink_rcv_msg+0x6eb/0xd00
[ 164.123764][ C1] 2 locks held by syz.0.233/6320:
[ 164.128802][ C1] #0: ffffc90000a18c00 (net/core/rtnetlink.c:83){+.-.}-{0:0}, at: call_timer_fn+0xc0/0x650
[ 164.138985][ C1] #1: ffffffff8e937a60 (rcu_read_lock){....}-{1:2}, at: debug_show_all_locks+0x55/0x2a0
[ 164.148911][ C1]
[ 164.151248][ C1] =============================================
[ 164.151248][ C1]
[ 165.183771][ C1] DEBUG: waiting rtnl_mutex for 2242 jiffies.
[ 165.189888][ C1] task:syz-executor state:D stack:21728 pid:5930 tgid:5930 ppid:5928 flags:0x00000000
[ 165.200122][ C1] Call Trace:
[ 165.203414][ C1]
[ 165.206392][ C1] __schedule+0x1800/0x4a60
[ 165.210942][ C1] ? __pfx___schedule+0x10/0x10
[ 165.215841][ C1] ? __pfx_lock_release+0x10/0x10
[ 165.220887][ C1] ? __mutex_trylock_common+0x92/0x2e0
[ 165.226401][ C1] ? schedule+0x90/0x320
[ 165.230663][ C1] schedule+0x14b/0x320
[ 165.234864][ C1] schedule_preempt_disabled+0x13/0x30
[ 165.240342][ C1] __mutex_lock+0x6a4/0xd70
[ 165.244952][ C1] ? __mutex_lock+0x527/0xd70
[ 165.249644][ C1] ? rtnetlink_rcv_msg+0x6eb/0xd00
[ 165.254799][ C1] ? __pfx___mutex_lock+0x10/0x10
[ 165.259842][ C1] ? get_rtnl_holder+0x144/0x190
[ 165.264845][ C1] rtnetlink_rcv_msg+0x6eb/0xd00
[ 165.269813][ C1] ? rtnetlink_rcv_msg+0x1a7/0xd00
[ 165.274990][ C1] ? __lock_acquire+0x1384/0x2050
[ 165.280063][ C1] ? __pfx_rtnetlink_rcv_msg+0x10/0x10
[ 165.285597][ C1] netlink_rcv_skb+0x1e3/0x430
[ 165.290399][ C1] ? __pfx_rtnetlink_rcv_msg+0x10/0x10
[ 165.295912][ C1] ? __pfx_netlink_rcv_skb+0x10/0x10
[ 165.301244][ C1] ? netlink_deliver_tap+0x2e/0x1b0
[ 165.306501][ C1] netlink_unicast+0x7f6/0x990
[ 165.311299][ C1] ? __pfx_netlink_unicast+0x10/0x10
[ 165.316641][ C1] ? __virt_addr_valid+0x183/0x530
[ 165.321777][ C1] ? __check_object_size+0x49c/0x900
[ 165.327134][ C1] ? bpf_lsm_netlink_send+0x9/0x10
[ 165.332282][ C1] netlink_sendmsg+0x8e4/0xcb0
[ 165.337117][ C1] ? __pfx_netlink_sendmsg+0x10/0x10
[ 165.342428][ C1] ? lockdep_hardirqs_on_prepare+0x43d/0x780
[ 165.348462][ C1] ? aa_sock_msg_perm+0x91/0x160
[ 165.353423][ C1] ? bpf_lsm_socket_sendmsg+0x9/0x10
[ 165.358745][ C1] ? security_socket_sendmsg+0x87/0xb0
[ 165.364246][ C1] ? __pfx_netlink_sendmsg+0x10/0x10
[ 165.369544][ C1] __sock_sendmsg+0x221/0x270
[ 165.374283][ C1] __sys_sendto+0x3a4/0x4f0
[ 165.378866][ C1] ? __pfx___sys_sendto+0x10/0x10
[ 165.383972][ C1] ? lockdep_hardirqs_on_prepare+0x43d/0x780
[ 165.389978][ C1] ? __pfx_lockdep_hardirqs_on_prepare+0x10/0x10
[ 165.396360][ C1] __x64_sys_sendto+0xde/0x100
[ 165.401212][ C1] do_syscall_64+0xf3/0x230
[ 165.405774][ C1] ? clear_bhb_loop+0x35/0x90
[ 165.410488][ C1] entry_SYSCALL_64_after_hwframe+0x77/0x7f
[ 165.416452][ C1] RIP: 0033:0x7f99ef57902c
[ 165.420888][ C1] RSP: 002b:00007ffdb687c4c0 EFLAGS: 00000293 ORIG_RAX: 000000000000002c
[ 165.429356][ C1] RAX: ffffffffffffffda RBX: 00007f99f0234620 RCX: 00007f99ef57902c
[ 165.437413][ C1] RDX: 0000000000000020 RSI: 00007f99f0234670 RDI: 0000000000000003
[ 165.445430][ C1] RBP: 0000000000000000 R08: 00007ffdb687c514 R09: 000000000000000c
[ 165.453419][ C1] R10: 0000000000000000 R11: 0000000000000293 R12: 0000000000000003
[ 165.461431][ C1] R13: 0000000000000000 R14: 00007f99f0234670 R15: 0000000000000000
[ 165.469464][ C1]
[ 165.472499][ C1] DEBUG: waiting rtnl_mutex for 2149 jiffies.
[ 165.478604][ C1] task:kworker/0:0 state:D stack:23160 pid:8 tgid:8 ppid:2 flags:0x00004000
[ 165.488821][ C1] Workqueue: events switchdev_deferred_process_work
[ 165.495462][ C1] Call Trace:
[ 165.498756][ C1]
[ 165.501713][ C1] __schedule+0x1800/0x4a60
[ 165.506307][ C1] ? __pfx___schedule+0x10/0x10
[ 165.511201][ C1] ? lockdep_hardirqs_on_prepare+0x43d/0x780
[ 165.517242][ C1] ? __pfx_lock_release+0x10/0x10
[ 165.522296][ C1] ? kick_pool+0x45c/0x620
[ 165.526780][ C1] ? preempt_schedule_thunk+0x1a/0x30
[ 165.532184][ C1] ? schedule+0x90/0x320
[ 165.536478][ C1] schedule+0x14b/0x320
[ 165.540662][ C1] schedule_preempt_disabled+0x13/0x30
[ 165.546171][ C1] __mutex_lock+0x6a4/0xd70
[ 165.550694][ C1] ? __mutex_lock+0x527/0xd70
[ 165.555417][ C1] ? switchdev_deferred_process_work+0xe/0x20
[ 165.561503][ C1] ? __pfx___mutex_lock+0x10/0x10
[ 165.566581][ C1] ? get_rtnl_holder+0x144/0x190
[ 165.571537][ C1] ? process_scheduled_works+0x945/0x1830
[ 165.577303][ C1] switchdev_deferred_process_work+0xe/0x20
[ 165.583222][ C1] process_scheduled_works+0xa2c/0x1830
[ 165.588856][ C1] ? __pfx_process_scheduled_works+0x10/0x10
[ 165.594899][ C1] ? assign_work+0x364/0x3d0
[ 165.599522][ C1] worker_thread+0x86d/0xd40
[ 165.604182][ C1] ? __kthread_parkme+0x169/0x1d0
[ 165.609236][ C1] ? __pfx_worker_thread+0x10/0x10
[ 165.614396][ C1] kthread+0x2f0/0x390
[ 165.618481][ C1] ? __pfx_worker_thread+0x10/0x10
[ 165.623614][ C1] ? __pfx_kthread+0x10/0x10
[ 165.628273][ C1] ret_from_fork+0x4b/0x80
[ 165.632720][ C1] ? __pfx_kthread+0x10/0x10
[ 165.637362][ C1] ret_from_fork_asm+0x1a/0x30
[ 165.642213][ C1]
[ 165.645275][ C1] DEBUG: holding rtnl_mutex for 2416 jiffies.
[ 165.651349][ C1] task:kworker/0:7 state:D stack:24088 pid:5516 tgid:5516 ppid:2 flags:0x00004000
[ 165.661573][ C1] Workqueue: events linkwatch_event
[ 165.666830][ C1] Call Trace:
[ 165.670120][ C1]
[ 165.673066][ C1] __schedule+0x1800/0x4a60
[ 165.677647][ C1] ? __pfx___schedule+0x10/0x10
[ 165.682522][ C1] ? lockdep_hardirqs_on_prepare+0x43d/0x780
[ 165.688575][ C1] ? __pfx_lock_release+0x10/0x10
[ 165.693629][ C1] ? kick_pool+0x45c/0x620
[ 165.698108][ C1] ? _raw_spin_unlock_irq+0x23/0x50
[ 165.703333][ C1] ? lockdep_hardirqs_on+0x99/0x150
[ 165.708602][ C1] ? schedule+0x90/0x320
[ 165.712871][ C1] schedule+0x14b/0x320
[ 165.717085][ C1] schedule_preempt_disabled+0x13/0x30
[ 165.722588][ C1] __mutex_lock+0x6a4/0xd70
[ 165.727146][ C1] ? __mutex_lock+0x527/0xd70
[ 165.731841][ C1] ? synchronize_rcu_expedited+0x451/0x830
[ 165.737699][ C1] ? __pfx___mutex_lock+0x10/0x10
[ 165.742745][ C1] ? do_raw_spin_unlock+0x13c/0x8b0
[ 165.748004][ C1] synchronize_rcu_expedited+0x451/0x830
[ 165.753673][ C1] ? __pfx_synchronize_rcu_expedited+0x10/0x10
[ 165.759913][ C1] ? __local_bh_enable_ip+0x168/0x200
[ 165.765342][ C1] ? dev_deactivate_many+0x250/0xb10
[ 165.770652][ C1] ? __pfx___local_bh_enable_ip+0x10/0x10
[ 165.776421][ C1] ? do_raw_spin_unlock+0x13c/0x8b0
[ 165.781656][ C1] dev_deactivate_many+0x4a7/0xb10
[ 165.786820][ C1] ? dev_deactivate_many+0x250/0xb10
[ 165.792130][ C1] dev_deactivate+0x184/0x280
[ 165.796867][ C1] ? __pfx_dev_deactivate+0x10/0x10
[ 165.802077][ C1] ? veth_get_iflink+0x25/0x260
[ 165.806970][ C1] ? rfc2863_policy+0x1d7/0x300
[ 165.811837][ C1] linkwatch_do_dev+0x10a/0x170
[ 165.816731][ C1] __linkwatch_run_queue+0x44f/0x6c0
[ 165.822036][ C1] ? __pfx___linkwatch_run_queue+0x10/0x10
[ 165.827882][ C1] ? get_rtnl_holder+0x144/0x190
[ 165.832834][ C1] ? process_scheduled_works+0x945/0x1830
[ 165.838603][ C1] linkwatch_event+0x4c/0x60
[ 165.843205][ C1] process_scheduled_works+0xa2c/0x1830
[ 165.848820][ C1] ? __pfx_process_scheduled_works+0x10/0x10
[ 165.854853][ C1] ? assign_work+0x364/0x3d0
[ 165.859467][ C1] worker_thread+0x86d/0xd40
[ 165.864107][ C1] ? _raw_spin_unlock_irqrestore+0xdd/0x140
[ 165.870025][ C1] ? __kthread_parkme+0x169/0x1d0
[ 165.875104][ C1] ? __pfx_worker_thread+0x10/0x10
[ 165.880239][ C1] kthread+0x2f0/0x390
[ 165.884346][ C1] ? __pfx_worker_thread+0x10/0x10
[ 165.889475][ C1] ? __pfx_kthread+0x10/0x10
[ 165.894105][ C1] ret_from_fork+0x4b/0x80
[ 165.898544][ C1] ? __pfx_kthread+0x10/0x10
[ 165.903150][ C1] ret_from_fork_asm+0x1a/0x30
[ 165.907974][ C1]
[ 165.911001][ C1] DEBUG: waiting rtnl_mutex for 728 jiffies.
[ 165.917007][ C1] task:kworker/u8:13 state:D stack:21432 pid:3018 tgid:3018 ppid:2 flags:0x00004000
[ 165.927216][ C1] Workqueue: ipv6_addrconf addrconf_verify_work
[ 165.933484][ C1] Call Trace:
[ 165.936792][ C1]
[ 165.939737][ C1] __schedule+0x1800/0x4a60
[ 165.944312][ C1] ? __pfx___schedule+0x10/0x10
[ 165.949185][ C1] ? __pfx_lock_release+0x10/0x10
[ 165.954254][ C1] ? __mutex_trylock_common+0x92/0x2e0
[ 165.959727][ C1] ? kthread_data+0x52/0xd0
[ 165.964273][ C1] ? schedule+0x90/0x320
[ 165.968543][ C1] ? wq_worker_sleeping+0x66/0x240
[ 165.973678][ C1] ? schedule+0x90/0x320
[ 165.977969][ C1] schedule+0x14b/0x320
[ 165.982148][ C1] schedule_preempt_disabled+0x13/0x30
[ 165.987653][ C1] __mutex_lock+0x6a4/0xd70
[ 165.992172][ C1] ? __mutex_lock+0x527/0xd70
[ 165.996892][ C1] ? addrconf_verify_work+0x19/0x30
[ 166.002116][ C1] ? __pfx___mutex_lock+0x10/0x10
[ 166.007175][ C1] ? lockdep_hardirqs_on_prepare+0x43d/0x780
[ 166.013175][ C1] ? __pfx_lockdep_hardirqs_on_prepare+0x10/0x10
[ 166.019551][ C1] ? get_rtnl_holder+0x144/0x190
[ 166.024534][ C1] ? process_scheduled_works+0x945/0x1830
[ 166.030273][ C1] addrconf_verify_work+0x19/0x30
[ 166.035342][ C1] process_scheduled_works+0xa2c/0x1830
[ 166.040942][ C1] ? __pfx_process_scheduled_works+0x10/0x10
[ 166.046973][ C1] ? assign_work+0x364/0x3d0
[ 166.051593][ C1] worker_thread+0x86d/0xd40
[ 166.056241][ C1] ? __kthread_parkme+0x169/0x1d0
[ 166.061287][ C1] ? __pfx_worker_thread+0x10/0x10
[ 166.066447][ C1] kthread+0x2f0/0x390
[ 166.070566][ C1] ? __pfx_worker_thread+0x10/0x10
[ 166.075747][ C1] ? __pfx_kthread+0x10/0x10
[ 166.080355][ C1] ret_from_fork+0x4b/0x80
[ 166.084815][ C1] ? __pfx_kthread+0x10/0x10
[ 166.089417][ C1] ret_from_fork_asm+0x1a/0x30
[ 166.094245][ C1]
[ 166.097277][ C1]
[ 166.097277][ C1] Showing all locks held in the system:
[ 166.105026][ C1] 1 lock held by pool_workqueue_/3:
[ 166.110234][ C1] #0: ffffffff8e93ce38 (rcu_state.exp_mutex){+.+.}-{3:3}, at: synchronize_rcu_expedited+0x381/0x830
[ 166.121187][ C1] 3 locks held by kworker/0:0/8:
[ 166.126161][ C1] #0: ffff888015880948 ((wq_completion)events){+.+.}-{0:0}, at: process_scheduled_works+0x90a/0x1830
[ 166.137204][ C1] #1: ffffc900000d7d00 (deferred_process_work){+.+.}-{0:0}, at: process_scheduled_works+0x945/0x1830
[ 166.148246][ C1] #2: ffffffff8fc82ac8 (rtnl_mutex){+.+.}-{3:3}, at: switchdev_deferred_process_work+0xe/0x20
[ 166.158681][ C1] 3 locks held by kworker/u8:2/35:
[ 166.163833][ C1] 2 locks held by kworker/u8:4/63:
[ 166.168950][ C1] #0: ffff888015889148 ((wq_completion)events_unbound){+.+.}-{0:0}, at: process_scheduled_works+0x90a/0x1830
2024/07/27 18:46:12 executed programs: 235
[ 166.180688][ C1] #1: ffffc900015f7d00 (connector_reaper_work){+.+.}-{0:0}, at: process_scheduled_works+0x945/0x1830
[ 166.191847][ C1] 3 locks held by kworker/u8:9/2933:
[ 166.197191][ C1] #0: ffff8880166e5948 ((wq_completion)netns){+.+.}-{0:0}, at: process_scheduled_works+0x90a/0x1830
[ 166.208165][ C1] #1: ffffc9000a52fd00 (net_cleanup_work){+.+.}-{0:0}, at: process_scheduled_works+0x945/0x1830
[ 166.218787][ C1] #2: ffffffff8fc75f50 (pernet_ops_rwsem){++++}-{3:3}, at: cleanup_net+0x16a/0xcc0
[ 166.228286][ C1] 2 locks held by kworker/u8:10/2942:
[ 166.233673][ C1] #0: ffff8880b923ea18 (&rq->__lock){-.-.}-{2:2}, at: raw_spin_rq_lock_nested+0x2a/0x140
[ 166.243684][ C1] #1: ffff8880b9228948 (&per_cpu_ptr(group->pcpu, cpu)->seq){-.-.}-{0:0}, at: psi_task_switch+0x441/0x770
[ 166.255199][ C1] 3 locks held by kworker/u8:13/3018:
[ 166.260590][ C1] #0: ffff88802acc3148 ((wq_completion)ipv6_addrconf){+.+.}-{0:0}, at: process_scheduled_works+0x90a/0x1830
[ 166.272246][ C1] #1: ffffc9000a75fd00 ((work_completion)(&(&net->ipv6.addr_chk_work)->work)){+.+.}-{0:0}, at: process_scheduled_works+0x945/0x1830
[ 166.285980][ C1] #2: ffffffff8fc82ac8 (rtnl_mutex){+.+.}-{3:3}, at: addrconf_verify_work+0x19/0x30
[ 166.295566][ C1] 5 locks held by kworker/u8:14/3043:
[ 166.300954][ C1] 2 locks held by syslogd/4667:
[ 166.305847][ C1] #0: ffff8880b923ea18 (&rq->__lock){-.-.}-{2:2}, at: raw_spin_rq_lock_nested+0x2a/0x140
[ 166.315852][ C1] #1: ffff8880b9228948 (&per_cpu_ptr(group->pcpu, cpu)->seq){-.-.}-{0:0}, at: psi_task_switch+0x441/0x770
[ 166.327328][ C1] 2 locks held by getty/4983:
[ 166.332015][ C1] #0: ffff88802b5540a0 (&tty->ldisc_sem){++++}-{0:0}, at: tty_ldisc_ref_wait+0x25/0x70
[ 166.341845][ C1] #1: ffffc9000312b2f0 (&ldata->atomic_read_lock){+.+.}-{3:3}, at: n_tty_read+0x6b5/0x1e10
[ 166.352024][ C1] 3 locks held by kworker/1:6/5433:
[ 166.357256][ C1] 4 locks held by kworker/0:7/5516:
[ 166.362459][ C1] #0: ffff888015880948 ((wq_completion)events){+.+.}-{0:0}, at: process_scheduled_works+0x90a/0x1830
[ 166.373503][ C1] #1: ffffc900030c7d00 ((linkwatch_work).work){+.+.}-{0:0}, at: process_scheduled_works+0x945/0x1830
[ 166.384554][ C1] #2: ffffffff8fc82ac8 (rtnl_mutex){+.+.}-{3:3}, at: linkwatch_event+0xe/0x60
[ 166.393566][ C1] #3: ffffffff8e93ce38 (rcu_state.exp_mutex){+.+.}-{3:3}, at: synchronize_rcu_expedited+0x451/0x830
[ 166.404513][ C1] 1 lock held by syz-executor/5930:
[ 166.409725][ C1] #0: ffffffff8fc82ac8 (rtnl_mutex){+.+.}-{3:3}, at: rtnetlink_rcv_msg+0x6eb/0xd00
[ 166.419213][ C1] 3 locks held by syz.3.237/6338:
[ 166.424273][ C1] #0: ffff888077689d80 (&u->iolock){+.+.}-{3:3}, at: __unix_dgram_recvmsg+0x246/0x12f0
[ 166.434098][ C1] #1: ffffc90000a18c00 (net/core/rtnetlink.c:83){+.-.}-{0:0}, at: call_timer_fn+0xc0/0x650
[ 166.444262][ C1] #2: ffffffff8e937a60 (rcu_read_lock){....}-{1:2}, at: debug_show_all_locks+0x55/0x2a0
[ 166.454175][ C1] 1 lock held by dhcpcd-run-hook/6345:
[ 166.459638][ C1] 1 lock held by syz.2.242/6349:
[ 166.464609][ C1] 1 lock held by syz.0.243/6350:
[ 166.469561][ C1]
[ 166.471893][ C1] =============================================
[ 166.471893][ C1]
[ 167.503768][ C1] DEBUG: waiting rtnl_mutex for 2353 jiffies.
[ 167.509883][ C1] task:kworker/0:0 state:D stack:23160 pid:8 tgid:8 ppid:2 flags:0x00004000
[ 167.520107][ C1] Workqueue: events switchdev_deferred_process_work
[ 167.526751][ C1] Call Trace:
[ 167.530037][ C1]
[ 167.532998][ C1] __schedule+0x1800/0x4a60
[ 167.537579][ C1] ? __pfx___schedule+0x10/0x10
[ 167.542451][ C1] ? lockdep_hardirqs_on_prepare+0x43d/0x780
[ 167.548504][ C1] ? __pfx_lock_release+0x10/0x10
[ 167.553561][ C1] ? kick_pool+0x1bd/0x620
[ 167.558032][ C1] ? _raw_spin_unlock_irq+0x23/0x50
[ 167.563258][ C1] ? lockdep_hardirqs_on+0x99/0x150
[ 167.568504][ C1] ? schedule+0x90/0x320
[ 167.572764][ C1] schedule+0x14b/0x320
[ 167.576971][ C1] schedule_preempt_disabled+0x13/0x30
[ 167.582452][ C1] __mutex_lock+0x6a4/0xd70
[ 167.587015][ C1] ? __mutex_lock+0x527/0xd70
[ 167.591717][ C1] ? switchdev_deferred_process_work+0xe/0x20
[ 167.597839][ C1] ? __pfx___mutex_lock+0x10/0x10
[ 167.602894][ C1] ? get_rtnl_holder+0x144/0x190
[ 167.607873][ C1] ? process_scheduled_works+0x945/0x1830
[ 167.613626][ C1] switchdev_deferred_process_work+0xe/0x20
[ 167.619579][ C1] process_scheduled_works+0xa2c/0x1830
[ 167.625204][ C1] ? __pfx_process_scheduled_works+0x10/0x10
[ 167.631216][ C1] ? assign_work+0x364/0x3d0
[ 167.635862][ C1] worker_thread+0x86d/0xd40
[ 167.640495][ C1] ? __kthread_parkme+0x169/0x1d0
[ 167.645573][ C1] ? __pfx_worker_thread+0x10/0x10
[ 167.650704][ C1] kthread+0x2f0/0x390
[ 167.654810][ C1] ? __pfx_worker_thread+0x10/0x10
[ 167.659938][ C1] ? __pfx_kthread+0x10/0x10
[ 167.664565][ C1] ret_from_fork+0x4b/0x80
[ 167.669004][ C1] ? __pfx_kthread+0x10/0x10
[ 167.673608][ C1] ret_from_fork_asm+0x1a/0x30
[ 167.678434][ C1]
[ 167.681463][ C1] DEBUG: waiting rtnl_mutex for 905 jiffies.
[ 167.687474][ C1] task:kworker/u8:13 state:D stack:21432 pid:3018 tgid:3018 ppid:2 flags:0x00004000
[ 167.697680][ C1] Workqueue: ipv6_addrconf addrconf_verify_work
[ 167.703976][ C1] Call Trace:
[ 167.707262][ C1]
[ 167.710206][ C1] __schedule+0x1800/0x4a60
[ 167.714792][ C1] ? __pfx___schedule+0x10/0x10
[ 167.719671][ C1] ? __pfx_lock_release+0x10/0x10
[ 167.724741][ C1] ? __mutex_trylock_common+0x92/0x2e0
[ 167.730216][ C1] ? kthread_data+0x52/0xd0
[ 167.734760][ C1] ? schedule+0x90/0x320
[ 167.739028][ C1] ? wq_worker_sleeping+0x66/0x240
[ 167.744214][ C1] ? schedule+0x90/0x320
[ 167.748486][ C1] schedule+0x14b/0x320
[ 167.752663][ C1] schedule_preempt_disabled+0x13/0x30
[ 167.758164][ C1] __mutex_lock+0x6a4/0xd70
[ 167.762689][ C1] ? __mutex_lock+0x527/0xd70
[ 167.767409][ C1] ? addrconf_verify_work+0x19/0x30
[ 167.772632][ C1] ? __pfx___mutex_lock+0x10/0x10
[ 167.777688][ C1] ? lockdep_hardirqs_on_prepare+0x43d/0x780
[ 167.783692][ C1] ? __pfx_lockdep_hardirqs_on_prepare+0x10/0x10
[ 167.790087][ C1] ? get_rtnl_holder+0x144/0x190
[ 167.795076][ C1] ? process_scheduled_works+0x945/0x1830
[ 167.800812][ C1] addrconf_verify_work+0x19/0x30
[ 167.805886][ C1] process_scheduled_works+0xa2c/0x1830
[ 167.811485][ C1] ? __pfx_process_scheduled_works+0x10/0x10
[ 167.817519][ C1] ? assign_work+0x364/0x3d0
[ 167.822131][ C1] worker_thread+0x86d/0xd40
[ 167.826788][ C1] ? __kthread_parkme+0x169/0x1d0
[ 167.831839][ C1] ? __pfx_worker_thread+0x10/0x10
[ 167.837005][ C1] kthread+0x2f0/0x390
[ 167.841095][ C1] ? __pfx_worker_thread+0x10/0x10
[ 167.846259][ C1] ? __pfx_kthread+0x10/0x10
[ 167.850860][ C1] ret_from_fork+0x4b/0x80
[ 167.855326][ C1] ? __pfx_kthread+0x10/0x10
[ 167.859928][ C1] ret_from_fork_asm+0x1a/0x30
[ 167.864753][ C1]
[ 167.867779][ C1]
[ 167.867779][ C1] Showing all locks held in the system:
[ 167.875523][ C1] 3 locks held by kworker/0:0/8:
[ 167.880462][ C1] #0: ffff888015880948 ((wq_completion)events){+.+.}-{0:0}, at: process_scheduled_works+0x90a/0x1830
[ 167.891500][ C1] #1: ffffc900000d7d00 (deferred_process_work){+.+.}-{0:0}, at: process_scheduled_works+0x945/0x1830
[ 167.902536][ C1] #2: ffffffff8fc82ac8 (rtnl_mutex){+.+.}-{3:3}, at: switchdev_deferred_process_work+0xe/0x20
[ 167.912962][ C1] 2 locks held by kworker/u8:2/35:
[ 167.918137][ C1] 4 locks held by kworker/u8:9/2933:
[ 167.923429][ C1] #0: ffff8880166e5948 ((wq_completion)netns){+.+.}-{0:0}, at: process_scheduled_works+0x90a/0x1830
[ 167.934391][ C1] #1: ffffc9000a52fd00 (net_cleanup_work){+.+.}-{0:0}, at: process_scheduled_works+0x945/0x1830
[ 167.945004][ C1] #2: ffffffff8fc75f50 (pernet_ops_rwsem){++++}-{3:3}, at: cleanup_net+0x16a/0xcc0
[ 167.954482][ C1] #3: ffffffff8e93cd00 (rcu_state.barrier_mutex){+.+.}-{3:3}, at: rcu_barrier+0x4c/0x530
[ 167.964479][ C1] 3 locks held by kworker/u8:13/3018:
[ 167.969855][ C1] #0: ffff88802acc3148 ((wq_completion)ipv6_addrconf){+.+.}-{0:0}, at: process_scheduled_works+0x90a/0x1830
[ 167.981510][ C1] #1: ffffc9000a75fd00 ((work_completion)(&(&net->ipv6.addr_chk_work)->work)){+.+.}-{0:0}, at: process_scheduled_works+0x945/0x1830
[ 167.995246][ C1] #2: ffffffff8fc82ac8 (rtnl_mutex){+.+.}-{3:3}, at: addrconf_verify_work+0x19/0x30
[ 168.004823][ C1] 2 locks held by getty/4983:
[ 168.009508][ C1] #0: ffff88802b5540a0 (&tty->ldisc_sem){++++}-{0:0}, at: tty_ldisc_ref_wait+0x25/0x70
[ 168.019332][ C1] #1: ffffc9000312b2f0 (&ldata->atomic_read_lock){+.+.}-{3:3}, at: n_tty_read+0x6b5/0x1e10
[ 168.029519][ C1] 3 locks held by kworker/1:6/5433:
[ 168.034756][ C1] 2 locks held by syz-executor/5930:
[ 168.040054][ C1] 2 locks held by dhcpcd-run-hook/6345:
[ 168.045646][ C1] 3 locks held by syz.0.243/6359:
[ 168.050673][ C1] #0: ffff88801f1c2fd0 (&sb->s_type->i_lock_key){+.+.}-{2:2}, at: filemap_remove_folio+0xf2/0x2e0
[ 168.061460][ C1] #1: ffffc90000a18c00 (net/core/rtnetlink.c:83){+.-.}-{0:0}, at: call_timer_fn+0xc0/0x650
[ 168.071662][ C1] #2: ffffffff8e937a60 (rcu_read_lock){....}-{1:2}, at: debug_show_all_locks+0x55/0x2a0
[ 168.081596][ C1] 1 lock held by syz.3.244/6363:
[ 168.086575][ C1]
[ 168.088908][ C1] =============================================
[ 168.088908][ C1]
2024/07/27 18:46:18 executed programs: 250
[ 174.208022][ T2933] hsr_slave_0: left promiscuous mode
[ 174.255596][ T2933] hsr_slave_1: left promiscuous mode
[ 174.503907][ T2933] batman_adv: batadv0: Interface deactivated: batadv_slave_0
[ 174.538467][ T2933] batman_adv: batadv0: Removing interface: batadv_slave_0
[ 175.001501][ T2933] batman_adv: batadv0: Interface deactivated: batadv_slave_1
[ 175.029525][ T2933] batman_adv: batadv0: Removing interface: batadv_slave_1
[ 175.344779][ T2933] veth1_macvtap: left promiscuous mode
[ 175.350951][ T2933] veth0_macvtap: left promiscuous mode
[ 175.771332][ T2933] veth1_vlan: left promiscuous mode
[ 175.806562][ T2933] veth0_vlan: left promiscuous mode
2024/07/27 18:46:23 executed programs: 264
[ 179.503735][ C1] DEBUG: holding rtnl_mutex for 534 jiffies.
[ 179.509766][ C1] task:kworker/u8:9 state:R running task stack:21168 pid:2933 tgid:2933 ppid:2 flags:0x00004000
[ 179.521590][ C1] Workqueue: netns cleanup_net
[ 179.526416][ C1] Call Trace:
[ 179.529710][ C1]
[ 179.532658][ C1] __schedule+0x1800/0x4a60
[ 179.537298][ C1] ? lockdep_hardirqs_on_prepare+0x43d/0x780
[ 179.543384][ C1] ? __pfx_lockdep_hardirqs_on_prepare+0x10/0x10
[ 179.549801][ C1] ? __pfx___schedule+0x10/0x10
[ 179.554717][ C1] ? lockdep_hardirqs_on+0x99/0x150
[ 179.559954][ C1] ? mark_lock+0x9a/0x360
[ 179.564347][ C1] preempt_schedule_irq+0xfb/0x1c0
[ 179.569484][ C1] ? __pfx_preempt_schedule_irq+0x10/0x10
[ 179.575266][ C1] irqentry_exit+0x5e/0x90
[ 179.579721][ C1] asm_sysvec_reschedule_ipi+0x1a/0x20
[ 179.585245][ C1] RIP: 0010:synchronize_rcu+0x0/0x360
[ 179.590638][ C1] Code: e1 07 80 c1 03 38 c1 0f 8c 97 fe ff ff 4c 89 f7 e8 c5 37 81 00 e9 8a fe ff ff 90 90 90 90 90 90 90 90 90 90 90 90 90 90 90 90 0f 1e fa 55 48 89 e5 41 57 41 56 41 55 41 54 53 48 83 e4 e0 48
[ 179.610358][ C1] RSP: 0018:ffffc9000a52f5d8 EFLAGS: 00000206
[ 179.616484][ C1] RAX: dffffc0000000000 RBX: 1ffff920014a5ec4 RCX: ffffffff94f2f903
[ 179.624574][ C1] RDX: 0000000000000001 RSI: ffffffff8c0ae220 RDI: ffffffff8c607c40
[ 179.632563][ C1] RBP: ffffc9000a52f6b8 R08: ffffffff94f23e57 R09: 1ffffffff29e47ca
[ 179.640586][ C1] R10: dffffc0000000000 R11: fffffbfff29e47cb R12: ffffffff94f22ec8
[ 179.648603][ C1] R13: 1ffff920014a5ec0 R14: 0000000000000203 R15: ffffc9000a52f620
[ 179.656637][ C1] lockdep_unregister_key+0x4b7/0x540
[ 179.662045][ C1] ? __pfx_lockdep_unregister_key+0x10/0x10
[ 179.667997][ C1] ? rcu_is_watching+0x15/0xb0
[ 179.672777][ C1] ? qdisc_reset+0x3bf/0x5b0
[ 179.677417][ C1] __qdisc_destroy+0x165/0x410
[ 179.682205][ C1] dev_shutdown+0x357/0x450
[ 179.686758][ C1] unregister_netdevice_many_notify+0x97b/0x1c40
[ 179.693125][ C1] ? __pfx_unregister_netdevice_many_notify+0x10/0x10
[ 179.699960][ C1] ? unregister_netdevice_queue+0x26b/0x370
[ 179.705921][ C1] ? batadv_softif_destroy_netlink+0x1e3/0x270
[ 179.712114][ C1] default_device_exit_batch+0xa0f/0xa90
[ 179.717806][ C1] ? __pfx___might_resched+0x10/0x10
[ 179.723116][ C1] ? __pfx_default_device_exit_batch+0x10/0x10
[ 179.729346][ C1] ? cfg802154_pernet_exit+0xc3/0xe0
[ 179.734694][ C1] ? __pfx_default_device_exit_batch+0x10/0x10
[ 179.740877][ C1] cleanup_net+0x89d/0xcc0
[ 179.745360][ C1] ? __pfx_cleanup_net+0x10/0x10
[ 179.750337][ C1] ? process_scheduled_works+0x945/0x1830
[ 179.756121][ C1] process_scheduled_works+0xa2c/0x1830
[ 179.761724][ C1] ? __pfx_process_scheduled_works+0x10/0x10
[ 179.767781][ C1] ? assign_work+0x364/0x3d0
[ 179.772403][ C1] worker_thread+0x86d/0xd40
[ 179.777074][ C1] ? __kthread_parkme+0x169/0x1d0
[ 179.782136][ C1] ? __pfx_worker_thread+0x10/0x10
[ 179.787316][ C1] kthread+0x2f0/0x390
[ 179.791406][ C1] ? __pfx_worker_thread+0x10/0x10
[ 179.796757][ C1] ? __pfx_kthread+0x10/0x10
[ 179.801369][ C1] ret_from_fork+0x4b/0x80
[ 179.805854][ C1] ? __pfx_kthread+0x10/0x10
[ 179.810464][ C1] ret_from_fork_asm+0x1a/0x30
[ 179.815314][ C1]
[ 179.818345][ C1] DEBUG: waiting rtnl_mutex for 565 jiffies.
[ 179.824363][ C1] task:syz-executor state:D stack:21728 pid:5930 tgid:5930 ppid:5928 flags:0x00000000
[ 179.834594][ C1] Call Trace:
[ 179.837892][ C1]
[ 179.840837][ C1] __schedule+0x1800/0x4a60
[ 179.845431][ C1] ? __pfx___schedule+0x10/0x10
[ 179.850317][ C1] ? __pfx_lock_release+0x10/0x10
[ 179.855422][ C1] ? __mutex_trylock_common+0x92/0x2e0
[ 179.860915][ C1] ? schedule+0x90/0x320
[ 179.865214][ C1] schedule+0x14b/0x320
[ 179.869397][ C1] schedule_preempt_disabled+0x13/0x30
[ 179.875003][ C1] __mutex_lock+0x6a4/0xd70
[ 179.879529][ C1] ? __mutex_lock+0x527/0xd70
[ 179.884248][ C1] ? rtnetlink_rcv_msg+0x6eb/0xd00
[ 179.889405][ C1] ? __pfx___mutex_lock+0x10/0x10
[ 179.894496][ C1] ? get_rtnl_holder+0x144/0x190
[ 179.899461][ C1] rtnetlink_rcv_msg+0x6eb/0xd00
[ 179.904462][ C1] ? rtnetlink_rcv_msg+0x1a7/0xd00
[ 179.909601][ C1] ? __lock_acquire+0x1384/0x2050
[ 179.914679][ C1] ? __pfx_rtnetlink_rcv_msg+0x10/0x10
[ 179.920188][ C1] netlink_rcv_skb+0x1e3/0x430
[ 179.925026][ C1] ? __pfx_rtnetlink_rcv_msg+0x10/0x10
[ 179.930515][ C1] ? __pfx_netlink_rcv_skb+0x10/0x10
[ 179.935891][ C1] ? netlink_deliver_tap+0x2e/0x1b0
[ 179.941126][ C1] netlink_unicast+0x7f6/0x990
[ 179.945958][ C1] ? __pfx_netlink_unicast+0x10/0x10
[ 179.951268][ C1] ? __virt_addr_valid+0x183/0x530
[ 179.956444][ C1] ? __check_object_size+0x49c/0x900
[ 179.961754][ C1] ? bpf_lsm_netlink_send+0x9/0x10
[ 179.966947][ C1] netlink_sendmsg+0x8e4/0xcb0
[ 179.971750][ C1] ? __pfx_netlink_sendmsg+0x10/0x10
[ 179.977096][ C1] ? lockdep_hardirqs_on_prepare+0x43d/0x780
[ 179.983112][ C1] ? aa_sock_msg_perm+0x91/0x160
[ 179.988127][ C1] ? bpf_lsm_socket_sendmsg+0x9/0x10
[ 179.993438][ C1] ? security_socket_sendmsg+0x87/0xb0
[ 179.998979][ C1] ? __pfx_netlink_sendmsg+0x10/0x10
[ 180.004322][ C1] __sock_sendmsg+0x221/0x270
[ 180.009035][ C1] __sys_sendto+0x3a4/0x4f0
[ 180.013574][ C1] ? __pfx___sys_sendto+0x10/0x10
[ 180.018699][ C1] ? lockdep_hardirqs_on_prepare+0x43d/0x780
[ 180.024742][ C1] ? __pfx_lockdep_hardirqs_on_prepare+0x10/0x10
[ 180.031105][ C1] __x64_sys_sendto+0xde/0x100
[ 180.035922][ C1] do_syscall_64+0xf3/0x230
[ 180.040455][ C1] ? clear_bhb_loop+0x35/0x90
[ 180.045184][ C1] entry_SYSCALL_64_after_hwframe+0x77/0x7f
[ 180.051098][ C1] RIP: 0033:0x7f99ef57902c
[ 180.055553][ C1] RSP: 002b:00007ffdb687c500 EFLAGS: 00000293 ORIG_RAX: 000000000000002c
[ 180.064017][ C1] RAX: ffffffffffffffda RBX: 00007f99f0234620 RCX: 00007f99ef57902c
[ 180.072039][ C1] RDX: 0000000000000050 RSI: 00007f99f0234670 RDI: 0000000000000003
[ 180.080055][ C1] RBP: 0000000000000000 R08: 00007ffdb687c554 R09: 000000000000000c
[ 180.088067][ C1] R10: 0000000000000000 R11: 0000000000000293 R12: 0000000000000003
[ 180.096076][ C1] R13: 0000000000000000 R14: 00007f99f0234670 R15: 0000000000000000
[ 180.104108][ C1]
[ 180.107141][ C1]
[ 180.107141][ C1] Showing all locks held in the system:
[ 180.114887][ C1] 3 locks held by kworker/0:0/8:
[ 180.119836][ C1] #0: ffff888015880948 ((wq_completion)events){+.+.}-{0:0}, at: process_scheduled_works+0x90a/0x1830
[ 180.130893][ C1] #1: ffffc900000d7d00 ((linkwatch_work).work){+.+.}-{0:0}, at: process_scheduled_works+0x945/0x1830
[ 180.142006][ C1] #2: ffffffff8fc82ac8 (rtnl_mutex){+.+.}-{3:3}, at: linkwatch_event+0xe/0x60
[ 180.151047][ C1] 3 locks held by kworker/0:1/9:
[ 180.156024][ C1] #0: ffff888015881948 ((wq_completion)events_power_efficient){+.+.}-{0:0}, at: process_scheduled_works+0x90a/0x1830
[ 180.168457][ C1] #1: ffffc900000e7d00 ((reg_check_chans).work){+.+.}-{0:0}, at: process_scheduled_works+0x945/0x1830
[ 180.179587][ C1] #2: ffffffff8fc82ac8 (rtnl_mutex){+.+.}-{3:3}, at: reg_check_chans_work+0x99/0xfd0
[ 180.189276][ C1] 5 locks held by kworker/u8:9/2933:
[ 180.194596][ C1] #0: ffff8880166e5948 ((wq_completion)netns){+.+.}-{0:0}, at: process_scheduled_works+0x90a/0x1830
[ 180.205541][ C1] #1: ffffc9000a52fd00 (net_cleanup_work){+.+.}-{0:0}, at: process_scheduled_works+0x945/0x1830
[ 180.216144][ C1] #2: ffffffff8fc75f50 (pernet_ops_rwsem){++++}-{3:3}, at: cleanup_net+0x16a/0xcc0
[ 180.225644][ C1] #3: ffffffff8fc82ac8 (rtnl_mutex){+.+.}-{3:3}, at: default_device_exit_batch+0xe9/0xa90
[ 180.235732][ C1] #4: ffffffff8e93ce38 (rcu_state.exp_mutex){+.+.}-{3:3}, at: synchronize_rcu_expedited+0x381/0x830
[ 180.246682][ C1] 5 locks held by kworker/u8:14/3043:
[ 180.252065][ C1] 1 lock held by dhcpcd/4899:
[ 180.256773][ C1] #0: ffffffff8fc82ac8 (rtnl_mutex){+.+.}-{3:3}, at: devinet_ioctl+0x2ce/0x1bc0
[ 180.265983][ C1] 2 locks held by getty/4983:
[ 180.270664][ C1] #0: ffff88802b5540a0 (&tty->ldisc_sem){++++}-{0:0}, at: tty_ldisc_ref_wait+0x25/0x70
[ 180.280489][ C1] #1: ffffc9000312b2f0 (&ldata->atomic_read_lock){+.+.}-{3:3}, at: n_tty_read+0x6b5/0x1e10
[ 180.290666][ C1] 1 lock held by syz-executor/5930:
[ 180.295897][ C1] #0: ffffffff8fc82ac8 (rtnl_mutex){+.+.}-{3:3}, at: rtnetlink_rcv_msg+0x6eb/0xd00
[ 180.305375][ C1] 1 lock held by syz.0.261/6456:
[ 180.310319][ C1] 1 lock held by syz.1.275/6497:
[ 180.315294][ C1] #0: ffff8880784c0b18 (&mm->mmap_lock){++++}-{3:3}, at: vm_mmap_pgoff+0x17c/0x3d0
[ 180.324767][ C1] 3 locks held by syz.1.275/6498:
[ 180.329793][ C1] #0: ffff8880784c0b18 (&mm->mmap_lock){++++}-{3:3}, at: __mm_populate+0x1b0/0x460
[ 180.339272][ C1] #1: ffffc90000a18c00 (net/core/rtnetlink.c:83){+.-.}-{0:0}, at: call_timer_fn+0xc0/0x650
[ 180.349467][ C1] #2: ffffffff8e937a60 (rcu_read_lock){....}-{1:2}, at: debug_show_all_locks+0x55/0x2a0
[ 180.359406][ C1]
[ 180.361740][ C1] =============================================
[ 180.361740][ C1]
[ 181.423771][ C1] DEBUG: waiting rtnl_mutex for 685 jiffies.
[ 181.429812][ C1] task:kworker/0:0 state:D stack:23160 pid:8 tgid:8 ppid:2 flags:0x00004000
[ 181.440069][ C1] Workqueue: events linkwatch_event
[ 181.445333][ C1] Call Trace:
[ 181.448626][ C1]
[ 181.451571][ C1] __schedule+0x1800/0x4a60
[ 181.456153][ C1] ? __pfx___schedule+0x10/0x10
[ 181.461047][ C1] ? lockdep_hardirqs_on_prepare+0x43d/0x780
[ 181.467086][ C1] ? __pfx_lock_release+0x10/0x10
[ 181.472135][ C1] ? kick_pool+0x45c/0x620
[ 181.476611][ C1] ? _raw_spin_unlock_irq+0x23/0x50
[ 181.481834][ C1] ? lockdep_hardirqs_on+0x99/0x150
[ 181.487092][ C1] ? schedule+0x90/0x320
[ 181.491354][ C1] schedule+0x14b/0x320
[ 181.495562][ C1] schedule_preempt_disabled+0x13/0x30
[ 181.501058][ C1] __mutex_lock+0x6a4/0xd70
[ 181.505631][ C1] ? __mutex_lock+0x527/0xd70
[ 181.510332][ C1] ? linkwatch_event+0xe/0x60
[ 181.515064][ C1] ? __pfx___mutex_lock+0x10/0x10
[ 181.520127][ C1] ? get_rtnl_holder+0x144/0x190
[ 181.525265][ C1] ? process_scheduled_works+0x945/0x1830
[ 181.531016][ C1] linkwatch_event+0xe/0x60
[ 181.535568][ C1] process_scheduled_works+0xa2c/0x1830
[ 181.541169][ C1] ? __pfx_process_scheduled_works+0x10/0x10
[ 181.547228][ C1] ? assign_work+0x364/0x3d0
[ 181.551848][ C1] worker_thread+0x86d/0xd40
[ 181.556514][ C1] ? __kthread_parkme+0x169/0x1d0
[ 181.561578][ C1] ? __pfx_worker_thread+0x10/0x10
[ 181.566751][ C1] kthread+0x2f0/0x390
[ 181.570839][ C1] ? __pfx_worker_thread+0x10/0x10
[ 181.576012][ C1] ? __pfx_kthread+0x10/0x10
[ 181.580624][ C1] ret_from_fork+0x4b/0x80
[ 181.585145][ C1] ? __pfx_kthread+0x10/0x10
[ 181.589792][ C1] ret_from_fork_asm+0x1a/0x30
[ 181.594678][ C1]
[ 181.597707][ C1] DEBUG: waiting rtnl_mutex for 627 jiffies.
[ 181.603727][ C1] task:dhcpcd state:D stack:20384 pid:4899 tgid:4899 ppid:4898 flags:0x00000002
[ 181.613944][ C1] Call Trace:
[ 181.617236][ C1]
[ 181.620182][ C1] __schedule+0x1800/0x4a60
[ 181.624760][ C1] ? __pfx___schedule+0x10/0x10
[ 181.629637][ C1] ? __pfx_lock_release+0x10/0x10
[ 181.634712][ C1] ? __mutex_trylock_common+0x92/0x2e0
[ 181.640197][ C1] ? schedule+0x90/0x320
[ 181.644495][ C1] schedule+0x14b/0x320
[ 181.648676][ C1] schedule_preempt_disabled+0x13/0x30
[ 181.654182][ C1] __mutex_lock+0x6a4/0xd70
[ 181.658705][ C1] ? __mutex_lock+0x527/0xd70
[ 181.663415][ C1] ? devinet_ioctl+0x2ce/0x1bc0
[ 181.668319][ C1] ? __pfx___mutex_lock+0x10/0x10
[ 181.673370][ C1] ? bpf_lsm_capable+0x9/0x10
[ 181.678089][ C1] ? security_capable+0x90/0xb0
[ 181.682959][ C1] ? get_rtnl_holder+0x144/0x190
[ 181.687938][ C1] devinet_ioctl+0x2ce/0x1bc0
[ 181.692635][ C1] ? get_user_ifreq+0x1bb/0x200
[ 181.697532][ C1] inet_ioctl+0x3d7/0x4f0
[ 181.701890][ C1] ? __pfx_inet_ioctl+0x10/0x10
[ 181.706817][ C1] sock_do_ioctl+0x158/0x460
[ 181.711440][ C1] ? __pfx_sock_do_ioctl+0x10/0x10
[ 181.716615][ C1] sock_ioctl+0x629/0x8e0
[ 181.720964][ C1] ? __pfx_sock_ioctl+0x10/0x10
[ 181.725870][ C1] ? lockdep_hardirqs_on_prepare+0x43d/0x780
[ 181.731878][ C1] ? bpf_lsm_file_ioctl+0x9/0x10
[ 181.736855][ C1] ? security_file_ioctl+0x87/0xb0
[ 181.741992][ C1] ? __pfx_sock_ioctl+0x10/0x10
[ 181.746894][ C1] __se_sys_ioctl+0xfc/0x170
[ 181.751506][ C1] do_syscall_64+0xf3/0x230
[ 181.756053][ C1] ? clear_bhb_loop+0x35/0x90
[ 181.760746][ C1] entry_SYSCALL_64_after_hwframe+0x77/0x7f
[ 181.766687][ C1] RIP: 0033:0x7f5bd84d7d49
[ 181.771114][ C1] RSP: 002b:00007fff26b553e8 EFLAGS: 00000246 ORIG_RAX: 0000000000000010
[ 181.779571][ C1] RAX: ffffffffffffffda RBX: 00007f5bd84096c0 RCX: 00007f5bd84d7d49
[ 181.787580][ C1] RDX: 00007fff26b655d8 RSI: 0000000000008914 RDI: 0000000000000018
[ 181.795583][ C1] RBP: 00007fff26b75798 R08: 00007fff26b65598 R09: 00007fff26b65548
[ 181.803564][ C1] R10: 0000000000000000 R11: 0000000000000246 R12: 0000000000000000
[ 181.811572][ C1] R13: 00007fff26b655d8 R14: 0000000000000028 R15: 0000000000008914
[ 181.819599][ C1]
[ 181.822623][ C1] DEBUG: holding rtnl_mutex for 765 jiffies.
[ 181.828629][ C1] task:kworker/u8:9 state:R running task stack:21168 pid:2933 tgid:2933 ppid:2 flags:0x00004000
[ 181.840410][ C1] Workqueue: netns cleanup_net
[ 181.845224][ C1] Call Trace:
[ 181.848507][ C1]
[ 181.851447][ C1] __schedule+0x1800/0x4a60
[ 181.856002][ C1] ? __pfx_validate_chain+0x10/0x10
[ 181.861216][ C1] ? kasan_save_track+0x51/0x80
[ 181.866105][ C1] ? kasan_save_free_info+0x40/0x50
[ 181.871325][ C1] ? poison_slab_object+0xe0/0x150
[ 181.876483][ C1] ? __pfx___schedule+0x10/0x10
[ 181.881357][ C1] ? lockdep_hardirqs_on_prepare+0x43d/0x780
[ 181.887392][ C1] ? preempt_schedule_irq+0xf0/0x1c0
[ 181.892699][ C1] preempt_schedule_irq+0xfb/0x1c0
[ 181.897861][ C1] ? __pfx_preempt_schedule_irq+0x10/0x10
[ 181.903611][ C1] irqentry_exit+0x5e/0x90
[ 181.908069][ C1] asm_sysvec_apic_timer_interrupt+0x1a/0x20
[ 181.914091][ C1] RIP: 0010:synchronize_rcu+0x0/0x360
[ 181.919476][ C1] Code: e1 07 80 c1 03 38 c1 0f 8c 97 fe ff ff 4c 89 f7 e8 c5 37 81 00 e9 8a fe ff ff 90 90 90 90 90 90 90 90 90 90 90 90 90 90 90 90 0f 1e fa 55 48 89 e5 41 57 41 56 41 55 41 54 53 48 83 e4 e0 48
[ 181.939116][ C1] RSP: 0018:ffffc9000a52f5d8 EFLAGS: 00000206
[ 181.945231][ C1] RAX: dffffc0000000000 RBX: 1ffff920014a5ec4 RCX: ffffffff94f2f903
[ 181.953213][ C1] RDX: 0000000000000001 RSI: ffffffff8c0ae220 RDI: ffffffff8c607c40
[ 181.961217][ C1] RBP: ffffc9000a52f6b8 R08: ffffffff94f1be47 R09: 1ffffffff29e37c8
[ 181.969235][ C1] R10: dffffc0000000000 R11: fffffbfff29e37c9 R12: ffffffff94f1aeb8
[ 181.977319][ C1] R13: 1ffff920014a5ec0 R14: 0000000000000203 R15: ffffc9000a52f620
[ 181.985411][ C1] lockdep_unregister_key+0x4b7/0x540
[ 181.990871][ C1] ? __pfx_lockdep_unregister_key+0x10/0x10
[ 181.996866][ C1] ? rcu_is_watching+0x15/0xb0
[ 182.002039][ C1] ? qdisc_reset+0x3bf/0x5b0
[ 182.006720][ C1] __qdisc_destroy+0x165/0x410
[ 182.011549][ C1] dev_shutdown+0x9b/0x450
[ 182.016079][ C1] unregister_netdevice_many_notify+0x97b/0x1c40
[ 182.022517][ C1] ? __pfx_unregister_netdevice_many_notify+0x10/0x10
[ 182.029389][ C1] ? unregister_netdevice_queue+0x26b/0x370
[ 182.035377][ C1] ? batadv_softif_destroy_netlink+0x1e3/0x270
[ 182.041603][ C1] default_device_exit_batch+0xa0f/0xa90
[ 182.047333][ C1] ? __pfx___might_resched+0x10/0x10
[ 182.052686][ C1] ? __pfx_default_device_exit_batch+0x10/0x10
[ 182.058939][ C1] ? cfg802154_pernet_exit+0xc3/0xe0
[ 182.064340][ C1] ? __pfx_default_device_exit_batch+0x10/0x10
[ 182.070561][ C1] cleanup_net+0x89d/0xcc0
[ 182.075042][ C1] ? __pfx_cleanup_net+0x10/0x10
[ 182.080016][ C1] ? process_scheduled_works+0x945/0x1830
[ 182.085790][ C1] process_scheduled_works+0xa2c/0x1830
[ 182.091394][ C1] ? __pfx_process_scheduled_works+0x10/0x10
[ 182.097438][ C1] ? assign_work+0x364/0x3d0
[ 182.102289][ C1] worker_thread+0x86d/0xd40
[ 182.106949][ C1] ? __kthread_parkme+0x169/0x1d0
[ 182.112004][ C1] ? __pfx_worker_thread+0x10/0x10
[ 182.117165][ C1] kthread+0x2f0/0x390
[ 182.121249][ C1] ? __pfx_worker_thread+0x10/0x10
[ 182.126414][ C1] ? __pfx_kthread+0x10/0x10
[ 182.131024][ C1] ret_from_fork+0x4b/0x80
[ 182.135552][ C1] ? __pfx_kthread+0x10/0x10
[ 182.140162][ C1] ret_from_fork_asm+0x1a/0x30
[ 182.144995][ C1]
[ 182.148022][ C1] DEBUG: waiting rtnl_mutex for 798 jiffies.
[ 182.154034][ C1] task:syz-executor state:D stack:21728 pid:5930 tgid:5930 ppid:1 flags:0x00000004
[ 182.164251][ C1] Call Trace:
[ 182.167542][ C1]
[ 182.170487][ C1] __schedule+0x1800/0x4a60
[ 182.175064][ C1] ? __pfx___schedule+0x10/0x10
[ 182.179942][ C1] ? __pfx_lock_release+0x10/0x10
[ 182.185027][ C1] ? __mutex_trylock_common+0x92/0x2e0
[ 182.190516][ C1] ? schedule+0x90/0x320
[ 182.194813][ C1] schedule+0x14b/0x320
[ 182.199380][ C1] schedule_preempt_disabled+0x13/0x30
[ 182.205113][ C1] __mutex_lock+0x6a4/0xd70
[ 182.209647][ C1] ? __mutex_lock+0x527/0xd70
[ 182.214374][ C1] ? rtnetlink_rcv_msg+0x6eb/0xd00
[ 182.219513][ C1] ? __pfx___mutex_lock+0x10/0x10
[ 182.224590][ C1] ? get_rtnl_holder+0x144/0x190
[ 182.229549][ C1] rtnetlink_rcv_msg+0x6eb/0xd00
[ 182.234538][ C1] ? rtnetlink_rcv_msg+0x1a7/0xd00
[ 182.239679][ C1] ? __lock_acquire+0x1384/0x2050
[ 182.244760][ C1] ? __pfx_rtnetlink_rcv_msg+0x10/0x10
[ 182.250318][ C1] netlink_rcv_skb+0x1e3/0x430
[ 182.255144][ C1] ? __pfx_rtnetlink_rcv_msg+0x10/0x10
[ 182.260697][ C1] ? __pfx_netlink_rcv_skb+0x10/0x10
[ 182.266057][ C1] ? netlink_deliver_tap+0x2e/0x1b0
[ 182.271320][ C1] netlink_unicast+0x7f6/0x990
[ 182.276143][ C1] ? __pfx_netlink_unicast+0x10/0x10
[ 182.281452][ C1] ? __virt_addr_valid+0x183/0x530
[ 182.286618][ C1] ? __check_object_size+0x49c/0x900
[ 182.291929][ C1] ? bpf_lsm_netlink_send+0x9/0x10
[ 182.297094][ C1] netlink_sendmsg+0x8e4/0xcb0
[ 182.301890][ C1] ? __pfx_netlink_sendmsg+0x10/0x10
[ 182.307214][ C1] ? lockdep_hardirqs_on_prepare+0x43d/0x780
[ 182.313223][ C1] ? aa_sock_msg_perm+0x91/0x160
[ 182.318208][ C1] ? bpf_lsm_socket_sendmsg+0x9/0x10
[ 182.323506][ C1] ? security_socket_sendmsg+0x87/0xb0
[ 182.329026][ C1] ? __pfx_netlink_sendmsg+0x10/0x10
[ 182.334389][ C1] __sock_sendmsg+0x221/0x270
[ 182.339112][ C1] __sys_sendto+0x3a4/0x4f0
[ 182.343643][ C1] ? __pfx___sys_sendto+0x10/0x10
[ 182.348752][ C1] ? lockdep_hardirqs_on_prepare+0x43d/0x780
[ 182.354814][ C1] ? __pfx_lockdep_hardirqs_on_prepare+0x10/0x10
[ 182.361176][ C1] __x64_sys_sendto+0xde/0x100
[ 182.365989][ C1] do_syscall_64+0xf3/0x230
[ 182.370521][ C1] ? clear_bhb_loop+0x35/0x90
[ 182.375244][ C1] entry_SYSCALL_64_after_hwframe+0x77/0x7f
[ 182.381157][ C1] RIP: 0033:0x7f99ef57902c
[ 182.385616][ C1] RSP: 002b:00007ffdb687c500 EFLAGS: 00000293 ORIG_RAX: 000000000000002c
[ 182.394076][ C1] RAX: ffffffffffffffda RBX: 00007f99f0234620 RCX: 00007f99ef57902c
[ 182.402062][ C1] RDX: 0000000000000050 RSI: 00007f99f0234670 RDI: 0000000000000003
[ 182.410074][ C1] RBP: 0000000000000000 R08: 00007ffdb687c554 R09: 000000000000000c
[ 182.418088][ C1] R10: 0000000000000000 R11: 0000000000000293 R12: 0000000000000003
[ 182.426100][ C1] R13: 0000000000000000 R14: 00007f99f0234670 R15: 0000000000000000
[ 182.434127][ C1]
[ 182.437157][ C1]
[ 182.437157][ C1] Showing all locks held in the system:
[ 182.444917][ C1] 3 locks held by kworker/0:0/8:
[ 182.449861][ C1] #0: ffff888015880948 ((wq_completion)events){+.+.}-{0:0}, at: process_scheduled_works+0x90a/0x1830
[ 182.460910][ C1] #1: ffffc900000d7d00 ((linkwatch_work).work){+.+.}-{0:0}, at: process_scheduled_works+0x945/0x1830
[ 182.471947][ C1] #2: ffffffff8fc82ac8 (rtnl_mutex){+.+.}-{3:3}, at: linkwatch_event+0xe/0x60
[ 182.480980][ C1] 3 locks held by kworker/0:1/9:
[ 182.485949][ C1] #0: ffff888015881948 ((wq_completion)events_power_efficient){+.+.}-{0:0}, at: process_scheduled_works+0x90a/0x1830
[ 182.498379][ C1] #1: ffffc900000e7d00 ((reg_check_chans).work){+.+.}-{0:0}, at: process_scheduled_works+0x945/0x1830
[ 182.509509][ C1] #2: ffffffff8fc82ac8 (rtnl_mutex){+.+.}-{3:3}, at: reg_check_chans_work+0x99/0xfd0
[ 182.519197][ C1] 5 locks held by kworker/u8:9/2933:
[ 182.524529][ C1] #0: ffff8880166e5948 ((wq_completion)netns){+.+.}-{0:0}, at: process_scheduled_works+0x90a/0x1830
[ 182.535490][ C1] #1: ffffc9000a52fd00 (net_cleanup_work){+.+.}-{0:0}, at: process_scheduled_works+0x945/0x1830
[ 182.546099][ C1] #2: ffffffff8fc75f50 (pernet_ops_rwsem){++++}-{3:3}, at: cleanup_net+0x16a/0xcc0
[ 182.555569][ C1] #3: ffffffff8fc82ac8 (rtnl_mutex){+.+.}-{3:3}, at: default_device_exit_batch+0xe9/0xa90
[ 182.565653][ C1] #4: ffffffff8e93ce38 (rcu_state.exp_mutex){+.+.}-{3:3}, at: synchronize_rcu_expedited+0x381/0x830
[ 182.576598][ C1] 3 locks held by kworker/u8:13/3018:
[ 182.581974][ C1] 1 lock held by dhcpcd/4899:
[ 182.586684][ C1] #0: ffffffff8fc82ac8 (rtnl_mutex){+.+.}-{3:3}, at: devinet_ioctl+0x2ce/0x1bc0
[ 182.595904][ C1] 2 locks held by getty/4983:
[ 182.600931][ C1] #0: ffff88802b5540a0 (&tty->ldisc_sem){++++}-{0:0}, at: tty_ldisc_ref_wait+0x25/0x70
[ 182.610751][ C1] #1: ffffc9000312b2f0 (&ldata->atomic_read_lock){+.+.}-{3:3}, at: n_tty_read+0x6b5/0x1e10
[ 182.620929][ C1] 1 lock held by syz-executor/5930:
[ 182.626154][ C1] #0: ffffffff8fc82ac8 (rtnl_mutex){+.+.}-{3:3}, at: rtnetlink_rcv_msg+0x6eb/0xd00
[ 182.635635][ C1] 2 locks held by syz.1.278/6512:
[ 182.640664][ C1] #0: ffffc90000a18c00 (net/core/rtnetlink.c:83){+.-.}-{0:0}, at: call_timer_fn+0xc0/0x650
[ 182.650839][ C1] #1: ffffffff8e937a60 (rcu_read_lock){....}-{1:2}, at: debug_show_all_locks+0x55/0x2a0
[ 182.660833][ C1]
[ 182.663207][ C1] =============================================
[ 182.663207][ C1]
2024/07/27 18:46:29 executed programs: 276
[ 183.744576][ C1] DEBUG: waiting rtnl_mutex for 917 jiffies.
[ 183.750615][ C1] task:kworker/0:0 state:D stack:23160 pid:8 tgid:8 ppid:2 flags:0x00004000
[ 183.760863][ C1] Workqueue: events linkwatch_event
[ 183.766133][ C1] Call Trace:
[ 183.769422][ C1]
[ 183.772368][ C1] __schedule+0x1800/0x4a60
[ 183.776938][ C1] ? __pfx___schedule+0x10/0x10
[ 183.781809][ C1] ? lockdep_hardirqs_on_prepare+0x43d/0x780
[ 183.787834][ C1] ? __pfx_lock_release+0x10/0x10
[ 183.792881][ C1] ? kick_pool+0x45c/0x620
[ 183.797347][ C1] ? _raw_spin_unlock_irq+0x23/0x50
[ 183.802564][ C1] ? lockdep_hardirqs_on+0x99/0x150
[ 183.807807][ C1] ? schedule+0x90/0x320
[ 183.812074][ C1] schedule+0x14b/0x320
[ 183.816279][ C1] schedule_preempt_disabled+0x13/0x30
[ 183.821759][ C1] __mutex_lock+0x6a4/0xd70
[ 183.826301][ C1] ? __mutex_lock+0x527/0xd70
[ 183.830995][ C1] ? linkwatch_event+0xe/0x60
[ 183.835715][ C1] ? __pfx___mutex_lock+0x10/0x10
[ 183.840761][ C1] ? get_rtnl_holder+0x144/0x190
[ 183.845739][ C1] ? process_scheduled_works+0x945/0x1830
[ 183.851474][ C1] linkwatch_event+0xe/0x60
[ 183.856010][ C1] process_scheduled_works+0xa2c/0x1830
[ 183.861608][ C1] ? __pfx_process_scheduled_works+0x10/0x10
[ 183.867640][ C1] ? assign_work+0x364/0x3d0
[ 183.872254][ C1] worker_thread+0x86d/0xd40
[ 183.876907][ C1] ? __kthread_parkme+0x169/0x1d0
[ 183.881954][ C1] ? __pfx_worker_thread+0x10/0x10
[ 183.887109][ C1] kthread+0x2f0/0x390
[ 183.891188][ C1] ? __pfx_worker_thread+0x10/0x10
[ 183.896338][ C1] ? __pfx_kthread+0x10/0x10
[ 183.901376][ C1] ret_from_fork+0x4b/0x80
[ 183.905838][ C1] ? __pfx_kthread+0x10/0x10
[ 183.910438][ C1] ret_from_fork_asm+0x1a/0x30
[ 183.915267][ C1]
[ 183.918294][ C1] DEBUG: waiting rtnl_mutex for 859 jiffies.
[ 183.924301][ C1] task:dhcpcd state:D stack:20384 pid:4899 tgid:4899 ppid:4898 flags:0x00000002
[ 183.934590][ C1] Call Trace:
[ 183.937879][ C1]
[ 183.940826][ C1] __schedule+0x1800/0x4a60
[ 183.945401][ C1] ? __pfx___schedule+0x10/0x10
[ 183.950276][ C1] ? __pfx_lock_release+0x10/0x10
[ 183.955345][ C1] ? __mutex_trylock_common+0x92/0x2e0
[ 183.960829][ C1] ? schedule+0x90/0x320
[ 183.965114][ C1] schedule+0x14b/0x320
[ 183.969293][ C1] schedule_preempt_disabled+0x13/0x30
[ 183.974793][ C1] __mutex_lock+0x6a4/0xd70
[ 183.979311][ C1] ? __mutex_lock+0x527/0xd70
[ 183.984029][ C1] ? devinet_ioctl+0x2ce/0x1bc0
[ 183.988902][ C1] ? __pfx___mutex_lock+0x10/0x10
[ 183.993968][ C1] ? bpf_lsm_capable+0x9/0x10
[ 183.998663][ C1] ? security_capable+0x90/0xb0
[ 184.003534][ C1] ? get_rtnl_holder+0x144/0x190
[ 184.008511][ C1] devinet_ioctl+0x2ce/0x1bc0
[ 184.013207][ C1] ? get_user_ifreq+0x1bb/0x200
[ 184.018109][ C1] inet_ioctl+0x3d7/0x4f0
[ 184.022462][ C1] ? __pfx_inet_ioctl+0x10/0x10
[ 184.027390][ C1] sock_do_ioctl+0x158/0x460
[ 184.032010][ C1] ? __pfx_sock_do_ioctl+0x10/0x10
[ 184.037187][ C1] sock_ioctl+0x629/0x8e0
[ 184.041538][ C1] ? __pfx_sock_ioctl+0x10/0x10
[ 184.046434][ C1] ? lockdep_hardirqs_on_prepare+0x43d/0x780
[ 184.052437][ C1] ? bpf_lsm_file_ioctl+0x9/0x10
[ 184.057423][ C1] ? security_file_ioctl+0x87/0xb0
[ 184.062562][ C1] ? __pfx_sock_ioctl+0x10/0x10
[ 184.067480][ C1] __se_sys_ioctl+0xfc/0x170
[ 184.072138][ C1] do_syscall_64+0xf3/0x230
[ 184.076706][ C1] ? clear_bhb_loop+0x35/0x90
[ 184.081406][ C1] entry_SYSCALL_64_after_hwframe+0x77/0x7f
[ 184.087338][ C1] RIP: 0033:0x7f5bd84d7d49
[ 184.091762][ C1] RSP: 002b:00007fff26b553e8 EFLAGS: 00000246 ORIG_RAX: 0000000000000010
[ 184.100215][ C1] RAX: ffffffffffffffda RBX: 00007f5bd84096c0 RCX: 00007f5bd84d7d49
[ 184.108225][ C1] RDX: 00007fff26b655d8 RSI: 0000000000008914 RDI: 0000000000000018
[ 184.116234][ C1] RBP: 00007fff26b75798 R08: 00007fff26b65598 R09: 00007fff26b65548
[ 184.124244][ C1] R10: 0000000000000000 R11: 0000000000000246 R12: 0000000000000000
[ 184.132252][ C1] R13: 00007fff26b655d8 R14: 0000000000000028 R15: 0000000000008914
[ 184.140345][ C1]
[ 184.143374][ C1] DEBUG: holding rtnl_mutex for 997 jiffies.
[ 184.149379][ C1] task:kworker/u8:9 state:R running task stack:21168 pid:2933 tgid:2933 ppid:2 flags:0x00004000
[ 184.161248][ C1] Workqueue: netns cleanup_net
[ 184.166057][ C1] Call Trace:
[ 184.169342][ C1]
[ 184.172284][ C1] __schedule+0x1800/0x4a60
[ 184.176845][ C1] ? __virt_addr_valid+0x183/0x530
[ 184.181970][ C1] ? __virt_addr_valid+0x183/0x530
[ 184.187117][ C1] ? lock_release+0xbf/0xa30
[ 184.191727][ C1] ? __pfx___schedule+0x10/0x10
[ 184.196624][ C1] ? lockdep_hardirqs_on_prepare+0x43d/0x780
[ 184.202986][ C1] ? preempt_schedule_irq+0xf0/0x1c0
[ 184.208318][ C1] preempt_schedule_irq+0xfb/0x1c0
[ 184.213445][ C1] ? __pfx_preempt_schedule_irq+0x10/0x10
[ 184.219223][ C1] irqentry_exit+0x5e/0x90
[ 184.223672][ C1] asm_sysvec_apic_timer_interrupt+0x1a/0x20
[ 184.229702][ C1] RIP: 0010:synchronize_rcu+0x0/0x360
[ 184.235121][ C1] Code: e1 07 80 c1 03 38 c1 0f 8c 97 fe ff ff 4c 89 f7 e8 c5 37 81 00 e9 8a fe ff ff 90 90 90 90 90 90 90 90 90 90 90 90 90 90 90 90 0f 1e fa 55 48 89 e5 41 57 41 56 41 55 41 54 53 48 83 e4 e0 48
[ 184.254770][ C1] RSP: 0018:ffffc9000a52f5d8 EFLAGS: 00000206
[ 184.260936][ C1] RAX: dffffc0000000000 RBX: 1ffff920014a5ec4 RCX: ffffffff94f2f903
[ 184.268949][ C1] RDX: 0000777d5931ae01 RSI: ffffffff8c0ae220 RDI: ffffffff8c607c40
[ 184.277012][ C1] RBP: ffffc9000a52f6b8 R08: ffffffff8142a345 R09: 1ffffffff202fc75
[ 184.285034][ C1] R10: dffffc0000000000 R11: fffffbfff202fc76 R12: ffffffff94f22ec8
[ 184.293037][ C1] ==================================================================
[ 184.295424][ T5259] Bluetooth: hci4: unexpected cc 0x0c03 length: 249 > 1
[ 184.301426][ C1] BUG: KASAN: stack-out-of-bounds in __show_regs+0x23e/0x610
[ 184.301455][ C1] Read of size 8 at addr ffffc9000a52f538 by task syz.2.281/6524
[ 184.301473][ C1]
[ 184.301493][ C1] CPU: 1 UID: 0 PID: 6524 Comm: syz.2.281 Not tainted 6.10.0-next-20240726-syzkaller #0
[ 184.311461][ T5259] Bluetooth: hci4: unexpected cc 0x1003 length: 249 > 9
[ 184.315800][ C1] Hardware name: Google Google Compute Engine/Google Compute Engine, BIOS Google 06/27/2024
[ 184.315820][ C1] Call Trace:
[ 184.315829][ C1]
[ 184.315839][ C1] dump_stack_lvl+0x241/0x360
[ 184.315870][ C1] ? __pfx_dump_stack_lvl+0x10/0x10
[ 184.325182][ T5259] Bluetooth: hci4: unexpected cc 0x1001 length: 249 > 9
[ 184.325888][ C1] ? __pfx__printk+0x10/0x10
[ 184.338209][ T5259] Bluetooth: hci4: unexpected cc 0x0c23 length: 249 > 4
[ 184.343113][ C1] ? _printk+0xd5/0x120
[ 184.354116][ T5259] Bluetooth: hci4: unexpected cc 0x0c25 length: 249 > 3
[ 184.356411][ C1] print_report+0x169/0x550
[ 184.364541][ T5259] Bluetooth: hci4: unexpected cc 0x0c38 length: 249 > 2
[ 184.369065][ C1] ? __virt_addr_valid+0xbd/0x530
[ 184.414970][ C1] ? __show_regs+0x23e/0x610
[ 184.419557][ C1] kasan_report+0x143/0x180
[ 184.424046][ C1] ? show_opcodes+0x148/0x170
[ 184.428715][ C1] ? __show_regs+0x23e/0x610
[ 184.433291][ C1] __show_regs+0x23e/0x610
[ 184.437694][ C1] ? asm_sysvec_apic_timer_interrupt+0x1a/0x20
[ 184.443838][ C1] ? wq_watchdog_touch+0xef/0x180
[ 184.448848][ C1] ? asm_sysvec_apic_timer_interrupt+0x1a/0x20
[ 184.454987][ C1] show_trace_log_lvl+0x3d4/0x520
[ 184.460007][ C1] ? __pfx_synchronize_rcu+0x10/0x10
[ 184.465276][ C1] sched_show_task+0x506/0x6d0
[ 184.470024][ C1] ? report_rtnl_holders+0x2a5/0x400
[ 184.475295][ C1] ? __pfx__printk+0x10/0x10
[ 184.479873][ C1] ? __pfx_sched_show_task+0x10/0x10
[ 184.485145][ C1] ? _raw_spin_unlock_irqrestore+0xdd/0x140
[ 184.491024][ C1] ? __pfx__raw_spin_unlock_irqrestore+0x10/0x10
[ 184.497340][ C1] report_rtnl_holders+0x327/0x400
[ 184.502440][ C1] call_timer_fn+0x18e/0x650
[ 184.507012][ C1] ? __pfx_report_rtnl_holders+0x10/0x10
[ 184.512629][ C1] ? call_timer_fn+0xc0/0x650
[ 184.517288][ C1] ? __pfx_report_rtnl_holders+0x10/0x10
[ 184.522905][ C1] ? __pfx_call_timer_fn+0x10/0x10
[ 184.528001][ C1] ? __pfx_report_rtnl_holders+0x10/0x10
[ 184.533623][ C1] ? __pfx_report_rtnl_holders+0x10/0x10
[ 184.539246][ C1] ? __pfx_report_rtnl_holders+0x10/0x10
[ 184.544869][ C1] ? _raw_spin_unlock_irq+0x23/0x50
[ 184.550054][ C1] ? lockdep_hardirqs_on+0x99/0x150
[ 184.555238][ C1] ? __pfx_report_rtnl_holders+0x10/0x10
[ 184.560859][ C1] __run_timer_base+0x66a/0x8e0
[ 184.565706][ C1] ? __pfx___run_timer_base+0x10/0x10
[ 184.571069][ C1] ? __pfx_lockdep_hardirqs_on_prepare+0x10/0x10
[ 184.577388][ C1] run_timer_softirq+0xb7/0x170
[ 184.582221][ C1] handle_softirqs+0x2c4/0x970
[ 184.586974][ C1] ? __irq_exit_rcu+0xf4/0x1c0
[ 184.591725][ C1] ? __pfx_handle_softirqs+0x10/0x10
[ 184.596997][ C1] ? irqtime_account_irq+0xd4/0x1e0
[ 184.602183][ C1] __irq_exit_rcu+0xf4/0x1c0
[ 184.606758][ C1] ? __pfx___irq_exit_rcu+0x10/0x10
[ 184.611943][ C1] irq_exit_rcu+0x9/0x30
[ 184.616172][ C1] sysvec_apic_timer_interrupt+0xa6/0xc0
[ 184.621796][ C1]
[ 184.624711][ C1]
[ 184.627625][ C1] asm_sysvec_apic_timer_interrupt+0x1a/0x20
[ 184.633597][ C1] RIP: 0010:_raw_spin_unlock_irqrestore+0xd8/0x140
[ 184.640091][ C1] Code: 9c 8f 44 24 20 42 80 3c 23 00 74 08 4c 89 f7 e8 8e be 37 f6 f6 44 24 21 02 75 52 41 f7 c7 00 02 00 00 74 01 fb bf 01 00 00 00 83 4f 9f f5 65 8b 05 04 46 40 74 85 c0 74 43 48 c7 04 24 0e 36
[ 184.659684][ C1] RSP: 0000:ffffc900033f6f40 EFLAGS: 00000206
[ 184.665740][ C1] RAX: 1472595bd3dec300 RBX: 1ffff9200067edec RCX: ffffffff94f2f903
[ 184.673697][ C1] RDX: dffffc0000000000 RSI: ffffffff8c0ad540 RDI: 0000000000000001
[ 184.681666][ C1] RBP: ffffc900033f6fd0 R08: ffffffff9017e3af R09: 1ffffffff202fc75
[ 184.689623][ C1] R10: dffffc0000000000 R11: fffffbfff202fc76 R12: dffffc0000000000
[ 184.697582][ C1] R13: 1ffff9200067ede8 R14: ffffc900033f6f60 R15: 0000000000000246
[ 184.705550][ C1] ? __pfx__raw_spin_unlock_irqrestore+0x10/0x10
[ 184.711873][ C1] debug_check_no_obj_freed+0x561/0x580
[ 184.717412][ C1] ? __pfx_debug_check_no_obj_freed+0x10/0x10
[ 184.723463][ C1] ? page_ext_get+0x20/0x2a0
[ 184.728039][ C1] ? page_ext_get+0x1d6/0x2a0
[ 184.732702][ C1] free_unref_folios+0x5cb/0x1b00
[ 184.737719][ C1] folios_put_refs+0x76e/0x860
[ 184.742476][ C1] ? __pfx_folios_put_refs+0x10/0x10
[ 184.747834][ C1] ? _raw_spin_unlock_irq+0x23/0x50
[ 184.753021][ C1] ? folio_batch_remove_exceptionals+0x18a/0x1f0
[ 184.759335][ C1] shmem_undo_range+0x6de/0x1df0
[ 184.764269][ C1] ? __pfx_shmem_undo_range+0x10/0x10
[ 184.769650][ C1] ? inode_wait_for_writeback+0x224/0x290
[ 184.775354][ C1] ? __pfx_lock_release+0x10/0x10
[ 184.780366][ C1] ? do_raw_spin_lock+0x14f/0x370
[ 184.785377][ C1] ? percpu_counter_add_batch+0xff/0x1f0
[ 184.791082][ C1] shmem_evict_inode+0x29b/0xa80
[ 184.796098][ C1] ? inode_wait_for_writeback+0x224/0x290
[ 184.801802][ C1] ? __pfx_shmem_evict_inode+0x10/0x10
[ 184.807253][ C1] ? __pfx_inode_wait_for_writeback+0x10/0x10
[ 184.813305][ C1] ? __pfx_wake_bit_function+0x10/0x10
[ 184.818754][ C1] ? do_raw_spin_unlock+0x13c/0x8b0
[ 184.823940][ C1] ? __pfx_shmem_evict_inode+0x10/0x10
[ 184.829391][ C1] evict+0x2a8/0x630
[ 184.833286][ C1] __dentry_kill+0x20d/0x630
[ 184.837866][ C1] ? dput+0x37/0x2b0
[ 184.841750][ C1] dput+0x19f/0x2b0
[ 184.845549][ C1] __fput+0x5f8/0x8a0
[ 184.849525][ C1] task_work_run+0x24f/0x310
[ 184.854107][ C1] ? __pfx_task_work_run+0x10/0x10
[ 184.859205][ C1] ? switch_task_namespaces+0xe4/0x110
[ 184.864656][ C1] do_exit+0xa2f/0x27f0
[ 184.868800][ C1] ? lockdep_hardirqs_on_prepare+0x43d/0x780
[ 184.874771][ C1] ? __pfx_do_exit+0x10/0x10
[ 184.879349][ C1] ? lockdep_hardirqs_on+0x99/0x150
[ 184.884544][ C1] do_group_exit+0x207/0x2c0
[ 184.889123][ C1] get_signal+0x16a1/0x1740
[ 184.893621][ C1] ? __pfx_get_signal+0x10/0x10
[ 184.898469][ C1] arch_do_signal_or_restart+0x96/0x830
[ 184.904007][ C1] ? __pfx_arch_do_signal_or_restart+0x10/0x10
[ 184.910148][ C1] ? lockdep_hardirqs_on_prepare+0x43d/0x780
[ 184.916123][ C1] ? syscall_exit_to_user_mode+0xa3/0x370
[ 184.921836][ C1] syscall_exit_to_user_mode+0xc9/0x370
[ 184.927374][ C1] do_syscall_64+0x100/0x230
[ 184.931954][ C1] ? clear_bhb_loop+0x35/0x90
[ 184.936619][ C1] entry_SYSCALL_64_after_hwframe+0x77/0x7f
[ 184.942505][ C1] RIP: 0033:0x7fdfc3777299
[ 184.946906][ C1] Code: Unable to access opcode bytes at 0x7fdfc377726f.
[ 184.953904][ C1] RSP: 002b:00007fdfc45800f8 EFLAGS: 00000246 ORIG_RAX: 00000000000000ca
[ 184.962304][ C1] RAX: fffffffffffffe00 RBX: 00007fdfc3906060 RCX: 00007fdfc3777299
[ 184.970262][ C1] RDX: 0000000000000000 RSI: 0000000000000080 RDI: 00007fdfc3906060
[ 184.978218][ C1] RBP: 00007fdfc3906058 R08: 00007fdfc45806c0 R09: 00007fdfc45806c0
[ 184.986178][ C1] R10: 0000000000000000 R11: 0000000000000246 R12: 00007fdfc3906064
[ 184.994133][ C1] R13: 000000000000006e R14: 00007fffcfe03f50 R15: 00007fffcfe04038
[ 185.002096][ C1]
[ 185.005102][ C1]
[ 185.007408][ C1] The buggy address belongs to the virtual mapping at
[ 185.007408][ C1] [ffffc9000a528000, ffffc9000a531000) created by:
[ 185.007408][ C1] copy_process+0x5d1/0x3d90
[ 185.025018][ C1]
[ 185.027324][ C1] The buggy address belongs to the physical page:
[ 185.033728][ C1] page: refcount:1 mapcount:0 mapping:0000000000000000 index:0x0 pfn:0x27ecd
[ 185.042482][ C1] flags: 0xfff00000000000(node=0|zone=1|lastcpupid=0x7ff)
[ 185.049587][ C1] raw: 00fff00000000000 0000000000000000 dead000000000122 0000000000000000
[ 185.058158][ C1] raw: 0000000000000000 0000000000000000 00000001ffffffff 0000000000000000
[ 185.066719][ C1] page dumped because: kasan: bad access detected
[ 185.073117][ C1] page_owner tracks the page as allocated
[ 185.078810][ C1] page last allocated via order 0, migratetype Unmovable, gfp_mask 0x2dc2(GFP_KERNEL|__GFP_HIGHMEM|__GFP_NOWARN|__GFP_ZERO), pid 2, tgid 2 (kthreadd), ts 10960457662, free_ts 0
[ 185.096242][ C1] post_alloc_hook+0x1f3/0x230
[ 185.100997][ C1] get_page_from_freelist+0x2e4c/0x2f10
[ 185.106527][ C1] __alloc_pages_noprof+0x256/0x6c0
[ 185.111711][ C1] alloc_pages_mpol_noprof+0x3e8/0x680
[ 185.117155][ C1] __vmalloc_node_range_noprof+0x971/0x1460
[ 185.123031][ C1] dup_task_struct+0x444/0x8c0
[ 185.127785][ C1] copy_process+0x5d1/0x3d90
[ 185.132362][ C1] kernel_clone+0x226/0x8f0
[ 185.136854][ C1] kernel_thread+0x1bc/0x240
[ 185.141433][ C1] kthreadd+0x60d/0x810
[ 185.145582][ C1] ret_from_fork+0x4b/0x80
[ 185.149993][ C1] ret_from_fork_asm+0x1a/0x30
[ 185.154745][ C1] page_owner free stack trace missing
[ 185.160093][ C1]
[ 185.162399][ C1] Memory state around the buggy address:
[ 185.168011][ C1] ffffc9000a52f400: f2 f2 00 00 00 00 00 00 f2 f2 f2 f2 00 00 00 00
[ 185.176053][ C1] ffffc9000a52f480: 00 f3 f3 f3 f3 f3 f3 f3 00 00 00 00 00 00 00 00
[ 185.184095][ C1] >ffffc9000a52f500: 00 00 00 00 f1 f1 f1 f1 00 f2 f2 f2 00 f3 f3 f3
[ 185.192134][ C1] ^
[ 185.198004][ C1] ffffc9000a52f580: 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00
[ 185.206048][ C1] ffffc9000a52f600: f1 f1 f1 f1 00 f2 f2 f2 00 f3 f3 f3 00 00 00 00
[ 185.214088][ C1] ==================================================================
[ 185.222176][ C1] Kernel panic - not syncing: KASAN: panic_on_warn set ...
[ 185.229379][ C1] CPU: 1 UID: 0 PID: 6524 Comm: syz.2.281 Not tainted 6.10.0-next-20240726-syzkaller #0
[ 185.239106][ C1] Hardware name: Google Google Compute Engine/Google Compute Engine, BIOS Google 06/27/2024
[ 185.249173][ C1] Call Trace:
[ 185.252465][ C1]
[ 185.255323][ C1] dump_stack_lvl+0x241/0x360
[ 185.260025][ C1] ? __pfx_dump_stack_lvl+0x10/0x10
[ 185.265333][ C1] ? __pfx__printk+0x10/0x10
[ 185.269949][ C1] ? vscnprintf+0x5d/0x90
[ 185.274305][ C1] panic+0x349/0x870
[ 185.278224][ C1] ? check_panic_on_warn+0x21/0xb0
[ 185.283351][ C1] ? __pfx_panic+0x10/0x10
[ 185.287793][ C1] ? mark_lock+0x9a/0x360
[ 185.292154][ C1] ? _raw_spin_unlock_irqrestore+0xd8/0x140
[ 185.298055][ C1] ? _raw_spin_unlock_irqrestore+0xdd/0x140
[ 185.303945][ C1] ? __pfx__raw_spin_unlock_irqrestore+0x10/0x10
[ 185.310275][ C1] ? print_report+0x502/0x550
[ 185.314941][ C1] check_panic_on_warn+0x86/0xb0
[ 185.319867][ C1] ? __show_regs+0x23e/0x610
[ 185.324447][ C1] end_report+0x77/0x160
[ 185.328678][ C1] kasan_report+0x154/0x180
[ 185.333172][ C1] ? show_opcodes+0x148/0x170
[ 185.337860][ C1] ? __show_regs+0x23e/0x610
[ 185.342455][ C1] __show_regs+0x23e/0x610
[ 185.346868][ C1] ? asm_sysvec_apic_timer_interrupt+0x1a/0x20
[ 185.353016][ C1] ? wq_watchdog_touch+0xef/0x180
[ 185.358038][ C1] ? asm_sysvec_apic_timer_interrupt+0x1a/0x20
[ 185.364190][ C1] show_trace_log_lvl+0x3d4/0x520
[ 185.369213][ C1] ? __pfx_synchronize_rcu+0x10/0x10
[ 185.374489][ C1] sched_show_task+0x506/0x6d0
[ 185.379243][ C1] ? report_rtnl_holders+0x2a5/0x400
[ 185.384519][ C1] ? __pfx__printk+0x10/0x10
[ 185.389101][ C1] ? __pfx_sched_show_task+0x10/0x10
[ 185.394372][ C1] ? _raw_spin_unlock_irqrestore+0xdd/0x140
[ 185.400256][ C1] ? __pfx__raw_spin_unlock_irqrestore+0x10/0x10
[ 185.406579][ C1] report_rtnl_holders+0x327/0x400
[ 185.411684][ C1] call_timer_fn+0x18e/0x650
[ 185.416262][ C1] ? __pfx_report_rtnl_holders+0x10/0x10
[ 185.421885][ C1] ? call_timer_fn+0xc0/0x650
[ 185.426552][ C1] ? __pfx_report_rtnl_holders+0x10/0x10
[ 185.432181][ C1] ? __pfx_call_timer_fn+0x10/0x10
[ 185.437285][ C1] ? __pfx_report_rtnl_holders+0x10/0x10
[ 185.442909][ C1] ? __pfx_report_rtnl_holders+0x10/0x10
[ 185.448532][ C1] ? __pfx_report_rtnl_holders+0x10/0x10
[ 185.454160][ C1] ? _raw_spin_unlock_irq+0x23/0x50
[ 185.459350][ C1] ? lockdep_hardirqs_on+0x99/0x150
[ 185.464564][ C1] ? __pfx_report_rtnl_holders+0x10/0x10
[ 185.470199][ C1] __run_timer_base+0x66a/0x8e0
[ 185.475052][ C1] ? __pfx___run_timer_base+0x10/0x10
[ 185.480419][ C1] ? __pfx_lockdep_hardirqs_on_prepare+0x10/0x10
[ 185.486744][ C1] run_timer_softirq+0xb7/0x170
[ 185.491583][ C1] handle_softirqs+0x2c4/0x970
[ 185.496339][ C1] ? __irq_exit_rcu+0xf4/0x1c0
[ 185.501099][ C1] ? __pfx_handle_softirqs+0x10/0x10
[ 185.506381][ C1] ? irqtime_account_irq+0xd4/0x1e0
[ 185.511574][ C1] __irq_exit_rcu+0xf4/0x1c0
[ 185.516158][ C1] ? __pfx___irq_exit_rcu+0x10/0x10
[ 185.521440][ C1] irq_exit_rcu+0x9/0x30
[ 185.525670][ C1] sysvec_apic_timer_interrupt+0xa6/0xc0
[ 185.531315][ C1]
[ 185.534246][ C1]
[ 185.537170][ C1] asm_sysvec_apic_timer_interrupt+0x1a/0x20
[ 185.543150][ C1] RIP: 0010:_raw_spin_unlock_irqrestore+0xd8/0x140
[ 185.549646][ C1] Code: 9c 8f 44 24 20 42 80 3c 23 00 74 08 4c 89 f7 e8 8e be 37 f6 f6 44 24 21 02 75 52 41 f7 c7 00 02 00 00 74 01 fb bf 01 00 00 00 83 4f 9f f5 65 8b 05 04 46 40 74 85 c0 74 43 48 c7 04 24 0e 36
[ 185.569246][ C1] RSP: 0000:ffffc900033f6f40 EFLAGS: 00000206
[ 185.575307][ C1] RAX: 1472595bd3dec300 RBX: 1ffff9200067edec RCX: ffffffff94f2f903
[ 185.583269][ C1] RDX: dffffc0000000000 RSI: ffffffff8c0ad540 RDI: 0000000000000001
[ 185.591230][ C1] RBP: ffffc900033f6fd0 R08: ffffffff9017e3af R09: 1ffffffff202fc75
[ 185.599200][ C1] R10: dffffc0000000000 R11: fffffbfff202fc76 R12: dffffc0000000000
[ 185.607165][ C1] R13: 1ffff9200067ede8 R14: ffffc900033f6f60 R15: 0000000000000246
[ 185.615134][ C1] ? __pfx__raw_spin_unlock_irqrestore+0x10/0x10
[ 185.621461][ C1] debug_check_no_obj_freed+0x561/0x580
[ 185.627004][ C1] ? __pfx_debug_check_no_obj_freed+0x10/0x10
[ 185.633060][ C1] ? page_ext_get+0x20/0x2a0
[ 185.637638][ C1] ? page_ext_get+0x1d6/0x2a0
[ 185.642305][ C1] free_unref_folios+0x5cb/0x1b00
[ 185.647322][ C1] folios_put_refs+0x76e/0x860
[ 185.652078][ C1] ? __pfx_folios_put_refs+0x10/0x10
[ 185.657357][ C1] ? _raw_spin_unlock_irq+0x23/0x50
[ 185.662551][ C1] ? folio_batch_remove_exceptionals+0x18a/0x1f0
[ 185.668874][ C1] shmem_undo_range+0x6de/0x1df0
[ 185.673815][ C1] ? __pfx_shmem_undo_range+0x10/0x10
[ 185.679196][ C1] ? inode_wait_for_writeback+0x224/0x290
[ 185.684901][ C1] ? __pfx_lock_release+0x10/0x10
[ 185.689917][ C1] ? do_raw_spin_lock+0x14f/0x370
[ 185.694929][ C1] ? percpu_counter_add_batch+0xff/0x1f0
[ 185.700552][ C1] shmem_evict_inode+0x29b/0xa80
[ 185.705486][ C1] ? inode_wait_for_writeback+0x224/0x290
[ 185.711195][ C1] ? __pfx_shmem_evict_inode+0x10/0x10
[ 185.716649][ C1] ? __pfx_inode_wait_for_writeback+0x10/0x10
[ 185.722704][ C1] ? __pfx_wake_bit_function+0x10/0x10
[ 185.728154][ C1] ? do_raw_spin_unlock+0x13c/0x8b0
[ 185.733343][ C1] ? __pfx_shmem_evict_inode+0x10/0x10
[ 185.738796][ C1] evict+0x2a8/0x630
[ 185.742689][ C1] __dentry_kill+0x20d/0x630
[ 185.747271][ C1] ? dput+0x37/0x2b0
[ 185.751157][ C1] dput+0x19f/0x2b0
[ 185.754955][ C1] __fput+0x5f8/0x8a0
[ 185.758933][ C1] task_work_run+0x24f/0x310
[ 185.763517][ C1] ? __pfx_task_work_run+0x10/0x10
[ 185.768621][ C1] ? switch_task_namespaces+0xe4/0x110
[ 185.774075][ C1] do_exit+0xa2f/0x27f0
[ 185.778218][ C1] ? lockdep_hardirqs_on_prepare+0x43d/0x780
[ 185.784190][ C1] ? __pfx_do_exit+0x10/0x10
[ 185.788767][ C1] ? lockdep_hardirqs_on+0x99/0x150
[ 185.793963][ C1] do_group_exit+0x207/0x2c0
[ 185.798544][ C1] get_signal+0x16a1/0x1740
[ 185.803041][ C1] ? __pfx_get_signal+0x10/0x10
[ 185.807881][ C1] arch_do_signal_or_restart+0x96/0x830
[ 185.813423][ C1] ? __pfx_arch_do_signal_or_restart+0x10/0x10
[ 185.819566][ C1] ? lockdep_hardirqs_on_prepare+0x43d/0x780
[ 185.825542][ C1] ? syscall_exit_to_user_mode+0xa3/0x370
[ 185.831255][ C1] syscall_exit_to_user_mode+0xc9/0x370
[ 185.836822][ C1] do_syscall_64+0x100/0x230
[ 185.841408][ C1] ? clear_bhb_loop+0x35/0x90
[ 185.846074][ C1] entry_SYSCALL_64_after_hwframe+0x77/0x7f
[ 185.851953][ C1] RIP: 0033:0x7fdfc3777299
[ 185.856356][ C1] Code: Unable to access opcode bytes at 0x7fdfc377726f.
[ 185.863359][ C1] RSP: 002b:00007fdfc45800f8 EFLAGS: 00000246 ORIG_RAX: 00000000000000ca
[ 185.871766][ C1] RAX: fffffffffffffe00 RBX: 00007fdfc3906060 RCX: 00007fdfc3777299
[ 185.879724][ C1] RDX: 0000000000000000 RSI: 0000000000000080 RDI: 00007fdfc3906060
[ 185.887684][ C1] RBP: 00007fdfc3906058 R08: 00007fdfc45806c0 R09: 00007fdfc45806c0
[ 185.895645][ C1] R10: 0000000000000000 R11: 0000000000000246 R12: 00007fdfc3906064
[ 185.903603][ C1] R13: 000000000000006e R14: 00007fffcfe03f50 R15: 00007fffcfe04038
[ 185.911565][ C1]
[ 185.914782][ C1] Kernel Offset: disabled
[ 185.919087][ C1] Rebooting in 86400 seconds..