INFO: task kworker/1:3:4085 blocked for more than 143 seconds.
Not tainted 5.19.0-syzkaller-13666-gffcf9c5700e4 #0
"echo 0 > /proc/sys/kernel/hung_task_timeout_secs" disables this message.
task:kworker/1:3 state:D stack:22320 pid: 4085 ppid: 2 flags:0x00004000
Workqueue: usb_hub_wq hub_event
Call Trace:
context_switch kernel/sched/core.c:5182 [inline]
__schedule+0x93f/0x26f0 kernel/sched/core.c:6494
schedule+0xda/0x1b0 kernel/sched/core.c:6570
schedule_preempt_disabled+0xf/0x20 kernel/sched/core.c:6629
__mutex_lock_common kernel/locking/mutex.c:679 [inline]
__mutex_lock+0xa44/0x1350 kernel/locking/mutex.c:747
input_disconnect_device drivers/input/input.c:784 [inline]
__input_unregister_device+0x24/0x470 drivers/input/input.c:2234
input_unregister_device+0xb4/0xf0 drivers/input/input.c:2429
iforce_usb_disconnect+0x5e/0xf0 drivers/input/joystick/iforce/iforce-usb.c:261
usb_unbind_interface+0x1d8/0x8e0 drivers/usb/core/driver.c:458
device_remove drivers/base/dd.c:520 [inline]
device_remove+0x11f/0x170 drivers/base/dd.c:512
__device_release_driver drivers/base/dd.c:1209 [inline]
device_release_driver_internal+0x4a1/0x700 drivers/base/dd.c:1235
bus_remove_device+0x2e3/0x590 drivers/base/bus.c:529
device_del+0x4f3/0xc80 drivers/base/core.c:3704
usb_disable_device+0x356/0x7a0 drivers/usb/core/message.c:1419
usb_disconnect.cold+0x259/0x6ed drivers/usb/core/hub.c:2235
hub_port_connect drivers/usb/core/hub.c:5197 [inline]
hub_port_connect_change drivers/usb/core/hub.c:5497 [inline]
port_event drivers/usb/core/hub.c:5653 [inline]
hub_event+0x1f86/0x4610 drivers/usb/core/hub.c:5735
process_one_work+0x991/0x1610 kernel/workqueue.c:2289
process_scheduled_works kernel/workqueue.c:2352 [inline]
worker_thread+0x854/0x1080 kernel/workqueue.c:2438
kthread+0x2ea/0x3a0 kernel/kthread.c:376
ret_from_fork+0x1f/0x30 arch/x86/entry/entry_64.S:306
Showing all locks held in the system:
1 lock held by rcu_tasks_kthre/11:
#0: ffffffff87a94410 (rcu_tasks.tasks_gp_mutex){+.+.}-{3:3}, at: rcu_tasks_one_gp+0x26/0xc70 kernel/rcu/tasks.h:507
5 locks held by kworker/0:1/12:
1 lock held by khungtaskd/26:
#0: ffffffff87a94f60 (rcu_read_lock){....}-{1:2}, at: debug_show_all_locks+0x53/0x260 kernel/locking/lockdep.c:6492
2 locks held by acpid/1164:
#0: ffff888117cd0110 (&evdev->mutex){+.+.}-{3:3}, at: evdev_close_device drivers/input/evdev.c:411 [inline]
#0: ffff888117cd0110 (&evdev->mutex){+.+.}-{3:3}, at: evdev_release+0x299/0x410 drivers/input/evdev.c:456
#1: ffff88810ee952c0 (&dev->mutex#2){+.+.}-{3:3}, at: input_close_device+0x42/0x1f0 drivers/input/input.c:726
2 locks held by getty/1238:
#0: ffff8881107c5098 (&tty->ldisc_sem){++++}-{0:0}, at: tty_ldisc_ref_wait+0x22/0x80 drivers/tty/tty_ldisc.c:244
#1: ffffc900000432f0 (&ldata->atomic_read_lock){+.+.}-{3:3}, at: n_tty_read+0xef0/0x13e0 drivers/tty/n_tty.c:2177
6 locks held by kworker/1:3/4085:
#0: ffff888109c08d38 ((wq_completion)usb_hub_wq){+.+.}-{0:0}, at: arch_atomic64_set arch/x86/include/asm/atomic64_64.h:34 [inline]
#0: ffff888109c08d38 ((wq_completion)usb_hub_wq){+.+.}-{0:0}, at: arch_atomic_long_set include/linux/atomic/atomic-long.h:41 [inline]
#0: ffff888109c08d38 ((wq_completion)usb_hub_wq){+.+.}-{0:0}, at: atomic_long_set include/linux/atomic/atomic-instrumented.h:1280 [inline]
#0: ffff888109c08d38 ((wq_completion)usb_hub_wq){+.+.}-{0:0}, at: set_work_data kernel/workqueue.c:636 [inline]
#0: ffff888109c08d38 ((wq_completion)usb_hub_wq){+.+.}-{0:0}, at: set_work_pool_and_clear_pending kernel/workqueue.c:663 [inline]
#0: ffff888109c08d38 ((wq_completion)usb_hub_wq){+.+.}-{0:0}, at: process_one_work+0x87a/0x1610 kernel/workqueue.c:2260
#1: ffffc9000196fda8 ((work_completion)(&hub->events)){+.+.}-{0:0}, at: process_one_work+0x8ae/0x1610 kernel/workqueue.c:2264
#2: ffff88810f37c190 (&dev->mutex){....}-{3:3}, at: device_lock include/linux/device.h:835 [inline]
#2: ffff88810f37c190 (&dev->mutex){....}-{3:3}, at: hub_event+0x1bc/0x4610 drivers/usb/core/hub.c:5681
#3: ffff88811950e190 (&dev->mutex){....}-{3:3}, at: device_lock include/linux/device.h:835 [inline]
#3: ffff88811950e190 (&dev->mutex){....}-{3:3}, at: usb_disconnect.cold+0x43/0x6ed drivers/usb/core/hub.c:2226
#4: ffff88810ee92118 (&dev->mutex){....}-{3:3}, at: device_lock include/linux/device.h:835 [inline]
#4: ffff88810ee92118 (&dev->mutex){....}-{3:3}, at: __device_driver_lock drivers/base/dd.c:1038 [inline]
#4: ffff88810ee92118 (&dev->mutex){....}-{3:3}, at: device_release_driver_internal+0xa0/0x700 drivers/base/dd.c:1232
#5: ffff88810ee952c0 (&dev->mutex#2){+.+.}-{3:3}, at: input_disconnect_device drivers/input/input.c:784 [inline]
#5: ffff88810ee952c0 (&dev->mutex#2){+.+.}-{3:3}, at: __input_unregister_device+0x24/0x470 drivers/input/input.c:2234
5 locks held by kworker/1:4/4089:
3 locks held by udevd/8616:
#0: ffff88810ee82c88 (&of->mutex){+.+.}-{3:3}
, at: kernfs_file_read_iter fs/kernfs/file.c:253 [inline]
, at: kernfs_fop_read_iter+0x189/0x710 fs/kernfs/file.c:300
#1:
ffff88810cb3ada0 (kn->active#48){++++}-{0:0}, at: kernfs_file_read_iter fs/kernfs/file.c:254 [inline]
ffff88810cb3ada0 (kn->active#48){++++}-{0:0}, at: kernfs_fop_read_iter+0x1ac/0x710 fs/kernfs/file.c:300
#2: ffff888109f14190 (&dev->mutex){....}-{3:3}, at: device_lock_interruptible include/linux/device.h:840 [inline]
#2: ffff888109f14190 (&dev->mutex){....}-{3:3}, at: read_descriptors+0x3c/0x2c0 drivers/usb/core/sysfs.c:873
1 lock held by udevd/9670:
#0: ffff888117cd0110 (&evdev->mutex){+.+.}-{3:3}, at: evdev_open_device drivers/input/evdev.c:393 [inline]
#0: ffff888117cd0110 (&evdev->mutex){+.+.}-{3:3}, at: evdev_open+0x2f3/0x6a0 drivers/input/evdev.c:487
4 locks held by kworker/1:1/10792:
3 locks held by kworker/1:5/11038:
#0: ffff8881008c1d38 ((wq_completion)pm){+.+.}-{0:0}, at: arch_atomic64_set arch/x86/include/asm/atomic64_64.h:34 [inline]
#0: ffff8881008c1d38 ((wq_completion)pm){+.+.}-{0:0}, at: arch_atomic_long_set include/linux/atomic/atomic-long.h:41 [inline]
#0: ffff8881008c1d38 ((wq_completion)pm){+.+.}-{0:0}, at: atomic_long_set include/linux/atomic/atomic-instrumented.h:1280 [inline]
#0: ffff8881008c1d38 ((wq_completion)pm){+.+.}-{0:0}, at: set_work_data kernel/workqueue.c:636 [inline]
#0: ffff8881008c1d38 ((wq_completion)pm){+.+.}-{0:0}, at: set_work_pool_and_clear_pending kernel/workqueue.c:663 [inline]
#0: ffff8881008c1d38 ((wq_completion)pm){+.+.}-{0:0}, at: process_one_work+0x87a/0x1610 kernel/workqueue.c:2260
#1: ffffc9000dd37da8 ((work_completion)(&hcd->wakeup_work)){+.+.}-{0:0}, at: process_one_work+0x8ae/0x1610 kernel/workqueue.c:2264
#2: ffff88810f31c190 (&dev->mutex){....}-{3:3}, at: device_lock include/linux/device.h:835 [inline]
#2: ffff88810f31c190 (&dev->mutex){....}-{3:3}, at: usb_remote_wakeup+0x1f/0xe0 drivers/usb/core/hub.c:3737
1 lock held by syz-executor.2/15689:
#0: ffffffff87a9f0f8 (rcu_state.exp_mutex){+.+.}-{3:3}, at: exp_funnel_lock kernel/rcu/tree_exp.h:292 [inline]
#0: ffffffff87a9f0f8 (rcu_state.exp_mutex){+.+.}-{3:3}, at: synchronize_rcu_expedited+0x562/0x670 kernel/rcu/tree_exp.h:940
=============================================
NMI backtrace for cpu 0
CPU: 0 PID: 26 Comm: khungtaskd Not tainted 5.19.0-syzkaller-13666-gffcf9c5700e4 #0
Hardware name: Google Google Compute Engine/Google Compute Engine, BIOS Google 08/26/2022
Call Trace:
__dump_stack lib/dump_stack.c:88 [inline]
dump_stack_lvl+0xcd/0x134 lib/dump_stack.c:106
nmi_cpu_backtrace.cold+0x46/0x14f lib/nmi_backtrace.c:111
nmi_trigger_cpumask_backtrace+0x206/0x250 lib/nmi_backtrace.c:62
trigger_all_cpu_backtrace include/linux/nmi.h:148 [inline]
check_hung_uninterruptible_tasks kernel/hung_task.c:212 [inline]
watchdog+0xc18/0xf50 kernel/hung_task.c:369
kthread+0x2ea/0x3a0 kernel/kthread.c:376
ret_from_fork+0x1f/0x30 arch/x86/entry/entry_64.S:306
Sending NMI from CPU 0 to CPUs 1:
NMI backtrace for cpu 1
CPU: 1 PID: 15709 Comm: syz-executor.2 Not tainted 5.19.0-syzkaller-13666-gffcf9c5700e4 #0
Hardware name: Google Google Compute Engine/Google Compute Engine, BIOS Google 08/26/2022
RIP: 0010:lock_is_held include/linux/lockdep.h:283 [inline]
RIP: 0010:lockdep_assert_rq_held kernel/sched/sched.h:1346 [inline]
RIP: 0010:rq_clock kernel/sched/sched.h:1501 [inline]
RIP: 0010:sched_info_depart kernel/sched/stats.h:270 [inline]
RIP: 0010:sched_info_switch kernel/sched/stats.h:292 [inline]
RIP: 0010:prepare_task_switch kernel/sched/core.c:4991 [inline]
RIP: 0010:context_switch kernel/sched/core.c:5134 [inline]
RIP: 0010:__schedule+0x18a8/0x26f0 kernel/sched/core.c:6494
Code: 00 00 fc ff df 4c 89 fa 48 c1 ea 03 80 3c 02 00 0f 84 26 04 00 00 4c 89 ff e8 c4 e6 85 fb e9 19 04 00 00 48 8b bd 48 ff ff ff ff ff ff ff 48 89 95 70 ff ff ff e8 77 6c ff ff 48 8b 95 70 ff
RSP: 0000:ffffc90001047df8 EFLAGS: 00000002
RAX: 0000000000000007 RBX: 0000000000000001 RCX: 0000000000000000
RDX: ffffffff88de966c RSI: 0000000000000003 RDI: ffff8881f6937b18
RBP: ffffc90001047ec8 R08: 0000000000000000 R09: ffffffff88de8657
R10: 0000000000000001 R11: 0000000000000001 R12: ffff8881f6937b00
R13: ffff88811ae7b900 R14: ffff888112850000 R15: ffff8881f69384e0
FS: 000055555682b400(0000) GS:ffff8881f6900000(0000) knlGS:0000000000000000
CS: 0010 DS: 0000 ES: 0000 CR0: 0000000080050033
CR2: 00007f3beea8a718 CR3: 000000013cca6000 CR4: 00000000003506e0
DR0: 0000000000000000 DR1: 0000000000000000 DR2: 0000000000000000
DR3: 0000000000000000 DR6: 00000000fffe0ff0 DR7: 0000000000000400
Call Trace:
schedule+0xda/0x1b0 kernel/sched/core.c:6570
exit_to_user_mode_loop kernel/entry/common.c:157 [inline]
exit_to_user_mode_prepare+0x139/0x200 kernel/entry/common.c:201
irqentry_exit_to_user_mode+0x5/0x30 kernel/entry/common.c:307
exc_page_fault+0xbc/0x170 arch/x86/mm/fault.c:1547
asm_exc_page_fault+0x22/0x30 arch/x86/include/asm/idtentry.h:570
RIP: 0033:0x7f3bef2e580f
Code: ff ff 4d 89 cd 48 85 c0 74 19 8b 95 44 ff ff ff 48 29 c6 48 01 c7 e8 80 fb 04 00 85 c0 0f 85 0b 03 00 00 48 8b 85 48 ff ff ff <41> c7 45 18 01 00 00 00 4c 89 ef 49 89 85 90 06 00 00 48 8b 85 50
RSP: 002b:00007ffd0c305340 EFLAGS: 00010246
RAX: 00007f3beea6a000 RBX: 0000000000021000 RCX: 00007f3bef335387
RDX: 0000000000000003 RSI: 0000000000020000 RDI: 00007f3beea6b000
RBP: 00007ffd0c305410 R08: 00000000ffffffff R09: 00007f3beea8a700
R10: 0000000000020022 R11: 0000000000000206 R12: 00007ffd0c305530
R13: 00007f3beea8a700 R14: 0000000000000000 R15: 0000000000022000