INFO: task kworker/0:11:15257 blocked for more than 143 seconds.
      Not tainted 6.5.0-rc4-syzkaller-00075-g98a9e32bdf25 #0
"echo 0 > /proc/sys/kernel/hung_task_timeout_secs" disables this message.
task:kworker/0:11    state:D stack:22864 pid:15257 ppid:2      flags:0x00004000
Workqueue: events console_callback

Call Trace:
 <TASK>
 context_switch kernel/sched/core.c:5381 [inline]
 __schedule+0xc79/0x30a0 kernel/sched/core.c:6710
 schedule+0xe7/0x1b0 kernel/sched/core.c:6786
 schedule_timeout+0x27a/0x2c0 kernel/time/timer.c:2143
 ___down_common kernel/locking/semaphore.c:225 [inline]
 __down_common+0x328/0x6c0 kernel/locking/semaphore.c:246
 down+0x74/0xa0 kernel/locking/semaphore.c:63
 console_lock+0x2c/0x80 kernel/printk/printk.c:2600
 console_callback+0x63/0x4c0 drivers/tty/vt/vt.c:2934
 process_one_work+0xaa2/0x16f0 kernel/workqueue.c:2597
 worker_thread+0x687/0x1110 kernel/workqueue.c:2748
 kthread+0x33a/0x430 kernel/kthread.c:389
 ret_from_fork+0x2c/0x70 arch/x86/kernel/process.c:145
 ret_from_fork_asm+0x11/0x20 arch/x86/entry/entry_64.S:304
 </TASK>

Showing all locks held in the system:
5 locks held by kworker/0:0/7:
1 lock held by rcu_tasks_kthre/12:
 #0: ffffffff87ea74b0
 (rcu_tasks.tasks_gp_mutex){+.+.}-{3:3}, at: rcu_tasks_one_gp+0x2c/0xe20 kernel/rcu/tasks.h:522
1 lock held by rcu_tasks_trace/13:
 #0: ffffffff87ea71b0 (rcu_tasks_trace.tasks_gp_mutex){+.+.}-{3:3}, at: rcu_tasks_one_gp+0x2c/0xe20 kernel/rcu/tasks.h:522
1 lock held by khungtaskd/28:
 #0: ffffffff87ea80c0
 (rcu_read_lock
){....}-{1:2}, at: debug_show_all_locks+0x55/0x340 kernel/locking/lockdep.c:6615
2 locks held by getty/2433:
 #0: 
ffff888114678098
 (&tty->ldisc_sem){++++}-{0:0}
, at: tty_ldisc_ref_wait+0x24/0x80 drivers/tty/tty_ldisc.c:243
 #1: ffffc900000452f0 (&ldata->atomic_read_lock){+.+.}-{3:3}
, at: n_tty_read+0xfcb/0x1480 drivers/tty/n_tty.c:2187
5 locks held by kworker/1:4/5248:
5 locks held by kworker/0:5/5323:
6 locks held by kworker/1:7/6194:
 #0: ffff88810c251938 ((wq_completion)usb_hub_wq){+.+.}-{0:0}, at: arch_atomic64_set arch/x86/include/asm/atomic64_64.h:20 [inline]
 #0: ffff88810c251938 ((wq_completion)usb_hub_wq){+.+.}-{0:0}, at: raw_atomic64_set include/linux/atomic/atomic-arch-fallback.h:2608 [inline]
 #0: ffff88810c251938 ((wq_completion)usb_hub_wq){+.+.}-{0:0}, at: raw_atomic_long_set include/linux/atomic/atomic-long.h:79 [inline]
 #0: ffff88810c251938 ((wq_completion)usb_hub_wq){+.+.}-{0:0}, at: atomic_long_set include/linux/atomic/atomic-instrumented.h:3196 [inline]
 #0: ffff88810c251938 ((wq_completion)usb_hub_wq){+.+.}-{0:0}, at: set_work_data kernel/workqueue.c:675 [inline]
 #0: ffff88810c251938 ((wq_completion)usb_hub_wq){+.+.}-{0:0}, at: set_work_pool_and_clear_pending kernel/workqueue.c:702 [inline]
 #0: ffff88810c251938 ((wq_completion)usb_hub_wq){+.+.}-{0:0}, at: process_one_work+0x96a/0x16f0 kernel/workqueue.c:2567
 #1: ffffc9000d87fd80
 ((work_completion)(&hub->events)){+.+.}-{0:0}, at: process_one_work+0x99e/0x16f0 kernel/workqueue.c:2571
 #2: ffff8881102dd190
 (&dev->mutex){....}-{3:3}, at: device_lock include/linux/device.h:958 [inline]
 (&dev->mutex){....}-{3:3}, at: hub_event+0x1cc/0x5330 drivers/usb/core/hub.c:5777
 #3: ffff888105f28500 (&port_dev->status_lock){+.+.}-{3:3}, at: usb_lock_port drivers/usb/core/hub.c:3185 [inline]
 #3: ffff888105f28500 (&port_dev->status_lock){+.+.}-{3:3}, at: hub_port_connect drivers/usb/core/hub.c:5341 [inline]
 #3: ffff888105f28500 (&port_dev->status_lock){+.+.}-{3:3}, at: hub_port_connect_change drivers/usb/core/hub.c:5589 [inline]
 #3: ffff888105f28500 (&port_dev->status_lock){+.+.}-{3:3}, at: port_event drivers/usb/core/hub.c:5749 [inline]
 #3: ffff888105f28500 (&port_dev->status_lock){+.+.}-{3:3}, at: hub_event+0x2ad8/0x5330 drivers/usb/core/hub.c:5831
 #4: ffff8881076f9768 (hcd->address0_mutex){+.+.}-{3:3}, at: hub_port_connect drivers/usb/core/hub.c:5342 [inline]
 #4: ffff8881076f9768 (hcd->address0_mutex){+.+.}-{3:3}, at: hub_port_connect_change drivers/usb/core/hub.c:5589 [inline]
 #4: ffff8881076f9768 (hcd->address0_mutex){+.+.}-{3:3}, at: port_event drivers/usb/core/hub.c:5749 [inline]
 #4: ffff8881076f9768 (hcd->address0_mutex){+.+.}-{3:3}, at: hub_event+0x2afe/0x5330 drivers/usb/core/hub.c:5831
 #5: 
ffffffff888d0e50 (ehci_cf_port_reset_rwsem){.+.+}-{3:3}, at: hub_port_reset+0x1a4/0x2000 drivers/usb/core/hub.c:3000
2 locks held by kworker/0:11/15257:
 #0: 
ffff888100070d38
 ((wq_completion)events){+.+.}-{0:0}, at: arch_atomic64_set arch/x86/include/asm/atomic64_64.h:20 [inline]
 ((wq_completion)events){+.+.}-{0:0}, at: raw_atomic64_set include/linux/atomic/atomic-arch-fallback.h:2608 [inline]
 ((wq_completion)events){+.+.}-{0:0}, at: raw_atomic_long_set include/linux/atomic/atomic-long.h:79 [inline]
 ((wq_completion)events){+.+.}-{0:0}, at: atomic_long_set include/linux/atomic/atomic-instrumented.h:3196 [inline]
 ((wq_completion)events){+.+.}-{0:0}, at: set_work_data kernel/workqueue.c:675 [inline]
 ((wq_completion)events){+.+.}-{0:0}, at: set_work_pool_and_clear_pending kernel/workqueue.c:702 [inline]
 ((wq_completion)events){+.+.}-{0:0}, at: process_one_work+0x96a/0x16f0 kernel/workqueue.c:2567
 #1: ffffc90011087d80 (console_work){+.+.}-{0:0}
, at: process_one_work+0x99e/0x16f0 kernel/workqueue.c:2571
5 locks held by kworker/0:2/22635:

=============================================

NMI backtrace for cpu 0
CPU: 0 PID: 28 Comm: khungtaskd Not tainted 6.5.0-rc4-syzkaller-00075-g98a9e32bdf25 #0
Hardware name: Google Google Compute Engine/Google Compute Engine, BIOS Google 07/12/2023
Call Trace:
 <TASK>
 __dump_stack lib/dump_stack.c:88 [inline]
 dump_stack_lvl+0xd9/0x1b0 lib/dump_stack.c:106
 nmi_cpu_backtrace+0x277/0x380 lib/nmi_backtrace.c:113
 nmi_trigger_cpumask_backtrace+0x27b/0x2e0 lib/nmi_backtrace.c:62
 trigger_all_cpu_backtrace include/linux/nmi.h:160 [inline]
 check_hung_uninterruptible_tasks kernel/hung_task.c:222 [inline]
 watchdog+0xf29/0x11b0 kernel/hung_task.c:379
 kthread+0x33a/0x430 kernel/kthread.c:389
 ret_from_fork+0x2c/0x70 arch/x86/kernel/process.c:145
 ret_from_fork_asm+0x11/0x20 arch/x86/entry/entry_64.S:304
 </TASK>
Sending NMI from CPU 0 to CPUs 1:
NMI backtrace for cpu 1
CPU: 1 PID: 21326 Comm: kworker/1:12 Not tainted 6.5.0-rc4-syzkaller-00075-g98a9e32bdf25 #0
Hardware name: Google Google Compute Engine/Google Compute Engine, BIOS Google 07/12/2023
Workqueue: events legacy_dvb_usb_read_remote_control
RIP: 0010:do_raw_spin_lock+0x14/0x2b0 kernel/locking/spinlock_debug.c:113
Code: f0 68 00 e9 1b ff ff ff 66 66 2e 0f 1f 84 00 00 00 00 00 0f 1f 00 f3 0f 1e fa 48 b8 00 00 00 00 00 fc ff df 41 56 41 55 41 54 <55> 53 48 89 fb 48 83 c7 04 48 83 ec 68 48 c7 44 24 08 b3 8a b5 41
RSP: 0018:ffffc90000188d00 EFLAGS: 00000082
RAX: dffffc0000000000 RBX: ffff8881f673b200 RCX: 0000000000000001
RDX: 1ffff110234384ef RSI: ffffffff868799a0 RDI: ffff8881f673b200
RBP: ffffc90000188d60 R08: 0000000000000000 R09: fffffbfff16ee938
R10: ffffffff8b7749c7 R11: 0000000000000001 R12: 000000000003b200
R13: ffff88811a1c1d00 R14: 0000000000000001 R15: ffffffff87a08908
FS:  0000000000000000(0000) GS:ffff8881f6700000(0000) knlGS:0000000000000000
CS:  0010 DS: 0000 ES: 0000 CR0: 0000000080050033
CR2: 00007f86ffc0a0c0 CR3: 000000011302b000 CR4: 00000000003506e0
DR0: 0000000000000000 DR1: 0000000000000000 DR2: 0000000000000000
DR3: 0000000000000000 DR6: 00000000fffe0ff0 DR7: 0000000000000400
Call Trace:
 <NMI>
 </NMI>
 <IRQ>
 raw_spin_rq_lock_nested kernel/sched/core.c:558 [inline]
 raw_spin_rq_lock kernel/sched/sched.h:1366 [inline]
 rq_lock kernel/sched/sched.h:1675 [inline]
 scheduler_tick+0xa8/0x480 kernel/sched/core.c:5654
 update_process_times+0x19f/0x220 kernel/time/timer.c:2076
 tick_sched_handle+0x8e/0x170 kernel/time/tick-sched.c:254
 tick_sched_timer+0xe9/0x110 kernel/time/tick-sched.c:1492
 __run_hrtimer kernel/time/hrtimer.c:1688 [inline]
 __hrtimer_run_queues+0x647/0xc10 kernel/time/hrtimer.c:1752
 hrtimer_interrupt+0x31b/0x800 kernel/time/hrtimer.c:1814
 local_apic_timer_interrupt arch/x86/kernel/apic/apic.c:1098 [inline]
 __sysvec_apic_timer_interrupt+0x14a/0x430 arch/x86/kernel/apic/apic.c:1115
 sysvec_apic_timer_interrupt+0x89/0xb0 arch/x86/kernel/apic/apic.c:1109
 </IRQ>
 <TASK>
 asm_sysvec_apic_timer_interrupt+0x1a/0x20 arch/x86/include/asm/idtentry.h:645
RIP: 0010:console_trylock_spinning kernel/printk/printk.c:1972 [inline]
RIP: 0010:vprintk_emit+0x3f6/0x640 kernel/printk/printk.c:2306
Code: 00 00 e8 cd d8 1b 00 9c 8f 45 d0 48 8b 45 d0 31 ff 25 00 02 00 00 49 89 c6 48 89 c6 e8 43 d4 1b 00 4d 85 f6 0f 85 fa 01 00 00 <f3> 0f 1e fa e8 a1 d8 1b 00 45 31 c9 41 b8 01 00 00 00 31 c9 68 a6
RSP: 0018:ffffc9000d50fab8 EFLAGS: 00000293
RAX: 0000000000000000 RBX: 0000000000000017 RCX: 0000000000000000
RDX: ffff88811a1c1d00 RSI: ffffffff8130749a RDI: 0000000000000007
RBP: ffffc9000d50faf0 R08: 0000000000000007 R09: 0000000000000000
R10: 0000000000000000 R11: 65725f783032396d R12: 0000000000000200
R13: ffff888104a55700 R14: 0000000000000001 R15: 0000000000000000
 vprintk+0x89/0xa0 kernel/printk/printk_safe.c:50
 _printk+0xc8/0x100 kernel/printk/printk.c:2328
 m920x_read drivers/media/usb/dvb-usb/m920x.c:40 [inline]
 m920x_rc_query+0x496/0x760 drivers/media/usb/dvb-usb/m920x.c:193
 legacy_dvb_usb_read_remote_control+0x107/0x4f0 drivers/media/usb/dvb-usb/dvb-usb-remote.c:123
 process_one_work+0xaa2/0x16f0 kernel/workqueue.c:2597
 worker_thread+0x687/0x1110 kernel/workqueue.c:2748
 kthread+0x33a/0x430 kernel/kthread.c:389
 ret_from_fork+0x2c/0x70 arch/x86/kernel/process.c:145
 ret_from_fork_asm+0x11/0x20 arch/x86/entry/entry_64.S:304
 </TASK>