INFO: task syz-executor.3:6867 blocked for more than 143 seconds.
      Not tainted 6.8.0-rc7-syzkaller-g707081b61156 #0
"echo 0 > /proc/sys/kernel/hung_task_timeout_secs" disables this message.
task:syz-executor.3  state:D stack:0     pid:6867  tgid:6867  ppid:6191   flags:0x00000005
Call trace:
 __switch_to+0x314/0x560 arch/arm64/kernel/process.c:553
 context_switch kernel/sched/core.c:5400 [inline]
 __schedule+0x1498/0x24b4 kernel/sched/core.c:6727
 __schedule_loop kernel/sched/core.c:6802 [inline]
 schedule+0xb8/0x19c kernel/sched/core.c:6817
 schedule_preempt_disabled+0x18/0x2c kernel/sched/core.c:6874
 __mutex_lock_common+0xbd8/0x21a0 kernel/locking/mutex.c:684
 __mutex_lock kernel/locking/mutex.c:752 [inline]
 mutex_lock_nested+0x2c/0x38 kernel/locking/mutex.c:804
 device_lock include/linux/device.h:990 [inline]
 usbdev_release+0x80/0x6d4 drivers/usb/core/devio.c:1096
 __fput+0x30c/0x738 fs/file_table.c:376
 __fput_sync+0x60/0x9c fs/file_table.c:461
 __do_sys_close fs/open.c:1554 [inline]
 __se_sys_close fs/open.c:1539 [inline]
 __arm64_sys_close+0x150/0x1e0 fs/open.c:1539
 __invoke_syscall arch/arm64/kernel/syscall.c:34 [inline]
 invoke_syscall+0x98/0x2b8 arch/arm64/kernel/syscall.c:48
 el0_svc_common+0x130/0x23c arch/arm64/kernel/syscall.c:133
 do_el0_svc+0x48/0x58 arch/arm64/kernel/syscall.c:152
 el0_svc+0x54/0x168 arch/arm64/kernel/entry-common.c:712
 el0t_64_sync_handler+0x84/0xfc arch/arm64/kernel/entry-common.c:730
 el0t_64_sync+0x190/0x194 arch/arm64/kernel/entry.S:598

Showing all locks held in the system:
5 locks held by kworker/1:1/25:
 #0: ffff0000c252f138 ((wq_completion)usb_hub_wq){+.+.}-{0:0}, at: process_one_work+0x560/0x1204 kernel/workqueue.c:2606
 #1: ffff800093a87c20 ((work_completion)(&hub->events)){+.+.}-{0:0}, at: process_one_work+0x5a0/0x1204 kernel/workqueue.c:2608
 #2: ffff0000cd9fa190 (&dev->mutex){....}-{3:3}, at: device_lock include/linux/device.h:990 [inline]
 #2: ffff0000cd9fa190 (&dev->mutex){....}-{3:3}, at: hub_event+0x1b4/0x435c drivers/usb/core/hub.c:5811
 #3: ffff0000cd9fd528 (&port_dev->status_lock){+.+.}-{3:3}, at: usb_lock_port drivers/usb/core/hub.c:3169 [inline]
 #3: ffff0000cd9fd528 (&port_dev->status_lock){+.+.}-{3:3}, at: hub_port_connect drivers/usb/core/hub.c:5380 [inline]
 #3: ffff0000cd9fd528 (&port_dev->status_lock){+.+.}-{3:3}, at: hub_port_connect_change drivers/usb/core/hub.c:5623 [inline]
 #3: ffff0000cd9fd528 (&port_dev->status_lock){+.+.}-{3:3}, at: port_event drivers/usb/core/hub.c:5783 [inline]
 #3: ffff0000cd9fd528 (&port_dev->status_lock){+.+.}-{3:3}, at: hub_event+0x1e14/0x435c drivers/usb/core/hub.c:5865
 #4: ffff0000cc35ff68 (hcd->address0_mutex){+.+.}-{3:3}, at: hub_port_connect drivers/usb/core/hub.c:5381 [inline]
 #4: ffff0000cc35ff68 (hcd->address0_mutex){+.+.}-{3:3}, at: hub_port_connect_change drivers/usb/core/hub.c:5623 [inline]
 #4: ffff0000cc35ff68 (hcd->address0_mutex){+.+.}-{3:3}, at: port_event drivers/usb/core/hub.c:5783 [inline]
 #4: ffff0000cc35ff68 (hcd->address0_mutex){+.+.}-{3:3}, at: hub_event+0x1e3c/0x435c drivers/usb/core/hub.c:5865
1 lock held by khungtaskd/29:
 #0: ffff80008ee74ac0 (rcu_read_lock){....}-{1:2}, at: rcu_lock_acquire+0xc/0x44 include/linux/rcupdate.h:297
3 locks held by udevd/5782:
2 locks held by getty/5923:
 #0: ffff0000d22060a0 (&tty->ldisc_sem){++++}-{0:0}, at: ldsem_down_read+0x3c/0x4c drivers/tty/tty_ldsem.c:340
 #1: ffff800094f722f0 (&ldata->atomic_read_lock){+.+.}-{3:3}, at: n_tty_read+0x41c/0x1228 drivers/tty/n_tty.c:2201
1 lock held by syz-executor.3/6867:
 #0: ffff0000cd9fa190 (&dev->mutex){....}-{3:3}, at: device_lock include/linux/device.h:990 [inline]
 #0: ffff0000cd9fa190 (&dev->mutex){....}-{3:3}, at: usbdev_release+0x80/0x6d4 drivers/usb/core/devio.c:1096
1 lock held by syz-executor.4/9517:
 #0: ffff0000cd9fa190 (&dev->mutex){....}-{3:3}, at: device_lock include/linux/device.h:990 [inline]
 #0: ffff0000cd9fa190 (&dev->mutex){....}-{3:3}, at: usbdev_open+0x13c/0x69c drivers/usb/core/devio.c:1051
3 locks held by syz-executor.1/10264:
1 lock held by syz-executor.3/10282:
 #0: ffff800091952308 (bpf_dispatcher_xdp.mutex){+.+.}-{3:3}, at: bpf_dispatcher_change_prog+0x98/0x884 kernel/bpf/dispatcher.c:146
1 lock held by syz-executor.3/10284:
 #0: ffff0000c602e8b8 (&nft_net->commit_mutex){+.+.}-{3:3}, at: nf_tables_valid_genid+0x40/0x120 net/netfilter/nf_tables_api.c:10628
3 locks held by syz-executor.2/10281:
3 locks held by syz-executor.0/10283:
2 locks held by udevd/10289:
2 locks held by udevd/10290:
2 locks held by udevd/10291:
1 lock held by udevd/10292:

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