INFO: task kworker/0:3:6540 block
INFO: task kworker/0:3:6540 blocked for more than 143 seconds.
      Not tainted 6.16.0-rc2-syzkaller-00009-g9aa9b43d689e #0
"echo 0 > /proc/sys/kernel/hung_task_timeout_secs" disables this message.
task:kworker/0:3     state:D stack:0     pid:6540  tgid:6540  ppid:2      task_flags:0x4208060 flags:0x00000010
Workqueue: usb_hub_wq hub_event
Call trace:
 __switch_to+0x414/0x834 arch/arm64/kernel/process.c:737 (T)
 context_switch kernel/sched/core.c:5396 [inline]
 __schedule+0x1414/0x2a28 kernel/sched/core.c:6785
 __schedule_loop kernel/sched/core.c:6863 [inline]
 schedule+0xb4/0x230 kernel/sched/core.c:6878
 usb_kill_urb+0x1ac/0x314 drivers/usb/core/urb.c:713
 usb_start_wait_urb+0x158/0x3bc drivers/usb/core/message.c:65
 usb_internal_control_msg drivers/usb/core/message.c:103 [inline]
 usb_control_msg+0x1d0/0x350 drivers/usb/core/message.c:154
 get_bMaxPacketSize0 drivers/usb/core/hub.c:4819 [inline]
 hub_port_init+0xed0/0x2094 drivers/usb/core/hub.c:5080
 hub_port_connect drivers/usb/core/hub.c:5464 [inline]
 hub_port_connect_change drivers/usb/core/hub.c:5675 [inline]
 port_event drivers/usb/core/hub.c:5835 [inline]
 hub_event+0x1e38/0x3cf0 drivers/usb/core/hub.c:5917
 process_one_work+0x7e8/0x155c kernel/workqueue.c:3238
 process_scheduled_works kernel/workqueue.c:3321 [inline]
 worker_thread+0x958/0xed8 kernel/workqueue.c:3402
 kthread+0x5fc/0x75c kernel/kthread.c:464
 ret_from_fork+0x10/0x20 arch/arm64/kernel/entry.S:847

Showing all locks held in the system:
1 lock held by khungtaskd/32:
 #0: ffff80008f819e40 (rcu_read_lock){....}-{1:3}, at: rcu_lock_acquire+0x4/0x48 include/linux/rcupdate.h:330
2 locks held by pr/ttyAMA0/43:
2 locks held by kworker/u8:8/4124:
 #0: ffff0000c0031148 ((wq_completion)events_unbound){+.+.}-{0:0}, at: process_one_work+0x63c/0x155c kernel/workqueue.c:3212
 #1: ffff8000a10f7bc0 ((work_completion)(&(&kfence_timer)->work)){+.+.}-{0:0}, at: process_one_work+0x6d4/0x155c kernel/workqueue.c:3212
2 locks held by getty/6281:
 #0: ffff0000d1d460a0 (&tty->ldisc_sem){++++}-{0:0}, at: ldsem_down_read+0x3c/0x4c drivers/tty/tty_ldsem.c:340
 #1: ffff80009b9be2f0 (&ldata->atomic_read_lock){+.+.}-{4:4}, at: n_tty_read+0x34c/0xfa4 drivers/tty/n_tty.c:2222
5 locks held by kworker/0:3/6540:
 #0: ffff0000c1c86948 ((wq_completion)usb_hub_wq){+.+.}-{0:0}, at: process_one_work+0x63c/0x155c kernel/workqueue.c:3212
 #1: ffff8000a38e7bc0 ((work_completion)(&hub->events)){+.+.}-{0:0}, at: process_one_work+0x6d4/0x155c kernel/workqueue.c:3212
 #2: ffff0000cd9e8198 (&dev->mutex){....}-{4:4}, at: device_lock include/linux/device.h:884 [inline]
 #2: ffff0000cd9e8198 (&dev->mutex){....}-{4:4}, at: hub_event+0x13c/0x3cf0 drivers/usb/core/hub.c:5863
 #3: ffff0000cd9eb520 (&port_dev->status_lock){+.+.}-{4:4}, at: usb_lock_port drivers/usb/core/hub.c:3220 [inline]
 #3: ffff0000cd9eb520 (&port_dev->status_lock){+.+.}-{4:4}, at: hub_port_connect drivers/usb/core/hub.c:5432 [inline]
 #3: ffff0000cd9eb520 (&port_dev->status_lock){+.+.}-{4:4}, at: hub_port_connect_change drivers/usb/core/hub.c:5675 [inline]
 #3: ffff0000cd9eb520 (&port_dev->status_lock){+.+.}-{4:4}, at: port_event drivers/usb/core/hub.c:5835 [inline]
 #3: ffff0000cd9eb520 (&port_dev->status_lock){+.+.}-{4:4}, at: hub_event+0x1b90/0x3cf0 drivers/usb/core/hub.c:5917
 #4: ffff0000cd456c68 (hcd->address0_mutex){+.+.}-{4:4}, at: hub_port_connect drivers/usb/core/hub.c:5433 [inline]
 #4: ffff0000cd456c68 (hcd->address0_mutex){+.+.}-{4:4}, at: hub_port_connect_change drivers/usb/core/hub.c:5675 [inline]
 #4: ffff0000cd456c68 (hcd->address0_mutex){+.+.}-{4:4}, at: port_event drivers/usb/core/hub.c:5835 [inline]
 #4: ffff0000cd456c68 (hcd->address0_mutex){+.+.}-{4:4}, at: hub_event+0x1bb4/0x3cf0 drivers/usb/core/hub.c:5917

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