Warning: Permanently added '10.128.0.21' (ECDSA) to the list of known hosts.
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[ 494.897673][ T1070] usb 1-1: new high-speed USB device number 2 using dummy_hcd
[ 495.137669][ T1070] usb 1-1: Using ep0 maxpacket: 32
[ 495.257777][ T1070] usb 1-1: config 0 interface 0 altsetting 0 bulk endpoint 0x85 has invalid maxpacket 1024
[ 495.427802][ T1070] usb 1-1: New USB device found, idVendor=12d8, idProduct=0001, bcdDevice=de.85
[ 495.436898][ T1070] usb 1-1: New USB device strings: Mfr=1, Product=236, SerialNumber=2
[ 495.445307][ T1070] usb 1-1: Product: syz
[ 495.449654][ T1070] usb 1-1: Manufacturer: syz
[ 495.454249][ T1070] usb 1-1: SerialNumber: syz
[ 495.465211][ T1070] usb 1-1: config 0 descriptor??
[ 495.488549][ T3533] raw-gadget.0 gadget: fail, usb_ep_enable returned -22
executing program
[ 495.711238][ T25] usb 1-1: USB disconnect, device number 2
[ 496.077692][ T25] usb 1-1: new high-speed USB device number 3 using dummy_hcd
[ 496.317684][ T25] usb 1-1: Using ep0 maxpacket: 32
[ 496.437803][ T25] usb 1-1: config 0 interface 0 altsetting 0 bulk endpoint 0x85 has invalid maxpacket 1024
[ 496.607772][ T25] usb 1-1: New USB device found, idVendor=12d8, idProduct=0001, bcdDevice=de.85
[ 496.616839][ T25] usb 1-1: New USB device strings: Mfr=1, Product=236, SerialNumber=2
[ 496.625522][ T25] usb 1-1: Product: syz
[ 496.629927][ T25] usb 1-1: Manufacturer: syz
[ 496.634527][ T25] usb 1-1: SerialNumber: syz
[ 496.641009][ T25] usb 1-1: config 0 descriptor??
[ 496.657940][ T3538] raw-gadget.0 gadget: fail, usb_ep_enable returned -22
executing program
[ 496.891727][ T1070] usb 1-1: USB disconnect, device number 3
[ 497.257701][ T1070] usb 1-1: new high-speed USB device number 4 using dummy_hcd
[ 497.497685][ T1070] usb 1-1: Using ep0 maxpacket: 32
[ 497.617780][ T1070] usb 1-1: config 0 interface 0 altsetting 0 bulk endpoint 0x85 has invalid maxpacket 1024
[ 497.787764][ T1070] usb 1-1: New USB device found, idVendor=12d8, idProduct=0001, bcdDevice=de.85
[ 497.796884][ T1070] usb 1-1: New USB device strings: Mfr=1, Product=236, SerialNumber=2
[ 497.805438][ T1070] usb 1-1: Product: syz
[ 497.809846][ T1070] usb 1-1: Manufacturer: syz
[ 497.814431][ T1070] usb 1-1: SerialNumber: syz
[ 497.820643][ T1070] usb 1-1: config 0 descriptor??
[ 497.837840][ T3539] raw-gadget.0 gadget: fail, usb_ep_enable returned -22
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[ 561.097707][ T2960] udevd[2960]: worker [3536] /devices/platform/dummy_hcd.0/usb1/1-1 is taking a long time
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[ 681.162767][ T2960] udevd[2960]: worker [3536] /devices/platform/dummy_hcd.0/usb1/1-1 timeout; kill it
[ 681.172393][ T2960] udevd[2960]: seq 7467 '/devices/platform/dummy_hcd.0/usb1/1-1' killed
[ 681.181874][ T2960] udevd[2960]: worker [3536] terminated by signal 9 (Killed)
[ 681.189457][ T2960] udevd[2960]: worker [3536] failed while handling '/devices/platform/dummy_hcd.0/usb1/1-1'
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[ 716.157656][ T27] INFO: task kworker/0:2:1070 blocked for more than 143 seconds.
[ 716.165491][ T27] Not tainted 5.15.110-syzkaller #0
[ 716.171487][ T27] "echo 0 > /proc/sys/kernel/hung_task_timeout_secs" disables this message.
[ 716.180290][ T27] task:kworker/0:2 state:D stack:21408 pid: 1070 ppid: 2 flags:0x00004000
[ 716.189706][ T27] Workqueue: usb_hub_wq hub_event
[ 716.194863][ T27] Call Trace:
[ 716.198310][ T27]
[ 716.201263][ T27] __schedule+0x12c4/0x4590
[ 716.205837][ T27] ? do_raw_spin_lock+0x14a/0x370
[ 716.211162][ T27] ? mark_lock+0x98/0x340
[ 716.215508][ T27] ? lockdep_hardirqs_on_prepare+0x438/0x7a0
[ 716.221702][ T27] ? __sched_text_start+0x8/0x8
[ 716.226569][ T27] ? do_raw_spin_unlock+0x137/0x8b0
[ 716.232060][ T27] ? _raw_spin_unlock_irq+0x1f/0x40
[ 716.237315][ T27] ? lockdep_hardirqs_on+0x94/0x130
[ 716.242709][ T27] schedule+0x11b/0x1f0
[ 716.246899][ T27] schedule_timeout+0xac/0x300
[ 716.251802][ T27] ? console_conditional_schedule+0x40/0x40
[ 716.257848][ T27] ? lockdep_hardirqs_on_prepare+0x438/0x7a0
[ 716.263852][ T27] ? do_raw_spin_unlock+0x137/0x8b0
[ 716.269261][ T27] ? _raw_spin_unlock_irq+0x1f/0x40
[ 716.274483][ T27] ? lockdep_hardirqs_on+0x94/0x130
[ 716.279834][ T27] do_wait_for_common+0x2d9/0x480
[ 716.284873][ T27] ? console_conditional_schedule+0x40/0x40
[ 716.291047][ T27] ? wait_for_completion_killable_timeout+0x60/0x60
[ 716.297772][ T27] ? _raw_spin_lock_irq+0xdb/0x110
[ 716.302901][ T27] ? lockdep_hardirqs_on_prepare+0x438/0x7a0
[ 716.309053][ T27] ? print_irqtrace_events+0x210/0x210
[ 716.314581][ T27] ? memset+0x1f/0x40
[ 716.318830][ T27] ? probe_common+0x4a0/0x4a0
[ 716.323658][ T27] wait_for_completion+0x48/0x60
[ 716.328669][ T27] drop_current_rng+0x8b/0xf0
[ 716.333412][ T27] set_current_rng+0x3ad/0x530
[ 716.338310][ T27] ? hwrng_register+0x4c0/0x4c0
[ 716.343313][ T27] ? complete+0x56/0xa0
[ 716.347595][ T27] hwrng_register+0x34a/0x4c0
[ 716.352340][ T27] chaoskey_probe+0x79d/0xb40
[ 716.357113][ T27] ? _raw_spin_unlock_irqrestore+0x8b/0x130
[ 716.363177][ T27] ? usb4604_i2c_resume+0x70/0x70
[ 716.368300][ T27] ? __pm_runtime_set_status+0x7b5/0xb60
[ 716.374028][ T27] ? pm_runtime_enable+0x1bd/0x300
[ 716.379423][ T27] usb_probe_interface+0x5c0/0xaf0
[ 716.384548][ T27] ? usb_register_driver+0x3d0/0x3d0
[ 716.390038][ T27] really_probe+0x24e/0xb60
[ 716.394576][ T27] __driver_probe_device+0x1a2/0x3d0
[ 716.400137][ T27] driver_probe_device+0x50/0x420
[ 716.405166][ T27] __device_attach_driver+0x2b9/0x500
[ 716.410863][ T27] ? deferred_probe_work_func+0x230/0x230
[ 716.416649][ T27] bus_for_each_drv+0x183/0x200
[ 716.421657][ T27] ? subsys_find_device_by_id+0x310/0x310
[ 716.427435][ T27] ? lockdep_hardirqs_on+0x94/0x130
[ 716.432742][ T27] __device_attach+0x359/0x570
[ 716.437603][ T27] ? kobject_uevent_env+0x36a/0x8d0
[ 716.442866][ T27] ? device_attach+0x20/0x20
[ 716.447451][ T27] ? kobject_uevent_env+0x36a/0x8d0
[ 716.452691][ T27] bus_probe_device+0xba/0x1e0
[ 716.457485][ T27] ? device_add+0xab9/0xfd0
[ 716.462069][ T27] device_add+0xb48/0xfd0
[ 716.466399][ T27] usb_set_configuration+0x19dd/0x2020
[ 716.471927][ T27] usb_generic_driver_probe+0x84/0x140
[ 716.477457][ T27] usb_probe_device+0x130/0x260
[ 716.482370][ T27] ? usb_register_device_driver+0x240/0x240
[ 716.488312][ T27] really_probe+0x24e/0xb60
[ 716.492833][ T27] __driver_probe_device+0x1a2/0x3d0
[ 716.498175][ T27] driver_probe_device+0x50/0x420
[ 716.503209][ T27] __device_attach_driver+0x2b9/0x500
[ 716.508614][ T27] ? deferred_probe_work_func+0x230/0x230
[ 716.514339][ T27] bus_for_each_drv+0x183/0x200
[ 716.519313][ T27] ? subsys_find_device_by_id+0x310/0x310
[ 716.525049][ T27] ? lockdep_hardirqs_on+0x94/0x130
[ 716.530376][ T27] __device_attach+0x359/0x570
[ 716.535147][ T27] ? kobject_uevent_env+0x36a/0x8d0
[ 716.540392][ T27] ? device_attach+0x20/0x20
[ 716.544988][ T27] ? kobject_uevent_env+0x36a/0x8d0
[ 716.550226][ T27] bus_probe_device+0xba/0x1e0
[ 716.555020][ T27] ? device_add+0xab9/0xfd0
[ 716.559715][ T27] device_add+0xb48/0xfd0
[ 716.564067][ T27] usb_new_device+0xc17/0x18d0
[ 716.568875][ T27] ? usb_disconnect+0x8c0/0x8c0
[ 716.573737][ T27] ? do_raw_spin_unlock+0x137/0x8b0
[ 716.579026][ T27] ? _raw_spin_unlock_irq+0x1f/0x40
[ 716.584272][ T27] ? lockdep_hardirqs_on+0x94/0x130
[ 716.589516][ T27] hub_event+0x2dd8/0x56d0
[ 716.593976][ T27] ? led_work+0x700/0x700
[ 716.598365][ T27] ? read_lock_is_recursive+0x10/0x10
[ 716.603750][ T27] ? lockdep_hardirqs_on_prepare+0x438/0x7a0
[ 716.609776][ T27] ? trace_event_raw_event_lock+0x130/0x250
[ 716.615677][ T27] ? _raw_spin_unlock_irqrestore+0xd9/0x130
[ 716.621746][ T27] ? do_raw_spin_unlock+0x137/0x8b0
[ 716.626976][ T27] process_one_work+0x8a1/0x10c0
[ 716.632020][ T27] ? worker_detach_from_pool+0x260/0x260
[ 716.637709][ T27] ? _raw_spin_lock_irqsave+0x120/0x120
[ 716.643275][ T27] ? kthread_data+0x4e/0xc0
[ 716.647822][ T27] ? wq_worker_running+0x97/0x170
[ 716.652863][ T27] worker_thread+0xaca/0x1280
[ 716.657606][ T27] ? _raw_spin_unlock_irqrestore+0xd9/0x130
[ 716.663532][ T27] kthread+0x3f6/0x4f0
[ 716.667677][ T27] ? rcu_lock_release+0x20/0x20
[ 716.672545][ T27] ? kthread_blkcg+0xd0/0xd0
[ 716.677133][ T27] ret_from_fork+0x1f/0x30
[ 716.681639][ T27]
[ 716.684724][ T27]
[ 716.684724][ T27] Showing all locks held in the system:
[ 716.692498][ T27] 1 lock held by khungtaskd/27:
[ 716.697359][ T27] #0: ffffffff8c91c4e0 (rcu_read_lock){....}-{1:2}, at: rcu_lock_acquire+0x0/0x30
[ 716.706835][ T27] 1 lock held by hwrng/902:
[ 716.711376][ T27] #0: ffffffff8cff3988 (rng_mutex){+.+.}-{3:3}, at: hwrng_fillfn+0x36/0x280
[ 716.720337][ T27] 6 locks held by kworker/0:2/1070:
[ 716.725540][ T27] #0: ffff888017055538 ((wq_completion)usb_hub_wq){+.+.}-{0:0}, at: process_one_work+0x78a/0x10c0
[ 716.736278][ T27] #1: ffffc90004c5fd20 ((work_completion)(&hub->events)){+.+.}-{0:0}, at: process_one_work+0x7d0/0x10c0
[ 716.747642][ T27] #2: ffff88801ef2c220 (&dev->mutex){....}-{3:3}, at: hub_event+0x207/0x56d0
[ 716.756553][ T27] #3: ffff88814775d220 (&dev->mutex){....}-{3:3}, at: __device_attach+0x8a/0x570
[ 716.765832][ T27] #4: ffff88814775b1a8 (&dev->mutex){....}-{3:3}, at: __device_attach+0x8a/0x570
[ 716.775119][ T27] #5: ffffffff8cff3988 (rng_mutex){+.+.}-{3:3}, at: hwrng_register+0xa9/0x4c0
[ 716.784151][ T27] 1 lock held by klogd/2949:
[ 716.788778][ T27] #0: ffff8880b9b39698 (&rq->__lock){-.-.}-{2:2}, at: raw_spin_rq_lock_nested+0x26/0x140
[ 716.798805][ T27] 2 locks held by getty/3258:
[ 716.803479][ T27] #0: ffff88814abc4098 (&tty->ldisc_sem){++++}-{0:0}, at: tty_ldisc_ref_wait+0x21/0x70
[ 716.813321][ T27] #1: ffffc90002bb52e8 (&ldata->atomic_read_lock){+.+.}-{3:3}, at: n_tty_read+0x6af/0x1da0
[ 716.823495][ T27]
[ 716.825830][ T27] =============================================
[ 716.825830][ T27]
[ 716.834335][ T27] NMI backtrace for cpu 0
[ 716.838659][ T27] CPU: 0 PID: 27 Comm: khungtaskd Not tainted 5.15.110-syzkaller #0
[ 716.846620][ T27] Hardware name: Google Google Compute Engine/Google Compute Engine, BIOS Google 04/14/2023
[ 716.856661][ T27] Call Trace:
[ 716.859928][ T27]
[ 716.862846][ T27] dump_stack_lvl+0x1e3/0x2cb
[ 716.867527][ T27] ? io_uring_drop_tctx_refs+0x19d/0x19d
[ 716.873159][ T27] ? panic+0x84d/0x84d
[ 716.877263][ T27] ? nmi_cpu_backtrace+0x23b/0x4a0
[ 716.882372][ T27] nmi_cpu_backtrace+0x46a/0x4a0
[ 716.887302][ T27] ? __wake_up_klogd+0xd5/0x100
[ 716.892162][ T27] ? nmi_trigger_cpumask_backtrace+0x2a0/0x2a0
[ 716.898319][ T27] ? _printk+0xd1/0x111
[ 716.902500][ T27] ? panic+0x84d/0x84d
[ 716.906560][ T27] ? __wake_up_klogd+0xcc/0x100
[ 716.911393][ T27] ? panic+0x84d/0x84d
[ 716.915469][ T27] ? __rcu_read_unlock+0x92/0x100
[ 716.920547][ T27] ? arch_trigger_cpumask_backtrace+0x10/0x10
[ 716.926634][ T27] nmi_trigger_cpumask_backtrace+0x181/0x2a0
[ 716.932693][ T27] watchdog+0xe72/0xeb0
[ 716.936912][ T27] kthread+0x3f6/0x4f0
[ 716.940971][ T27] ? hungtask_pm_notify+0x50/0x50
[ 716.946001][ T27] ? kthread_blkcg+0xd0/0xd0
[ 716.950579][ T27] ret_from_fork+0x1f/0x30
[ 716.954987][ T27]
[ 716.958141][ T27] Sending NMI from CPU 0 to CPUs 1:
[ 716.963354][ C1] NMI backtrace for cpu 1 skipped: idling at acpi_idle_do_entry+0x10f/0x340
[ 716.965130][ T27] Kernel panic - not syncing: hung_task: blocked tasks
[ 716.979978][ T27] CPU: 1 PID: 27 Comm: khungtaskd Not tainted 5.15.110-syzkaller #0
[ 716.987940][ T27] Hardware name: Google Google Compute Engine/Google Compute Engine, BIOS Google 04/14/2023
[ 716.997985][ T27] Call Trace:
[ 717.001375][ T27]
[ 717.004332][ T27] dump_stack_lvl+0x1e3/0x2cb
[ 717.009002][ T27] ? io_uring_drop_tctx_refs+0x19d/0x19d
[ 717.014627][ T27] ? panic+0x84d/0x84d
[ 717.018703][ T27] panic+0x318/0x84d
[ 717.022593][ T27] ? schedule_preempt_disabled+0x20/0x20
[ 717.028219][ T27] ? nmi_trigger_cpumask_backtrace+0x221/0x2a0
[ 717.034365][ T27] ? fb_is_primary_device+0xcc/0xcc
[ 717.039557][ T27] ? arch_trigger_cpumask_backtrace+0x10/0x10
[ 717.045613][ T27] ? nmi_trigger_cpumask_backtrace+0x221/0x2a0
[ 717.051758][ T27] ? nmi_trigger_cpumask_backtrace+0x281/0x2a0
[ 717.057907][ T27] ? nmi_trigger_cpumask_backtrace+0x286/0x2a0
[ 717.064063][ T27] watchdog+0xeb0/0xeb0
[ 717.068218][ T27] kthread+0x3f6/0x4f0
[ 717.072284][ T27] ? hungtask_pm_notify+0x50/0x50
[ 717.077295][ T27] ? kthread_blkcg+0xd0/0xd0
[ 717.081894][ T27] ret_from_fork+0x1f/0x30
[ 717.086307][ T27]
[ 717.089554][ T27] Kernel Offset: disabled
[ 717.093874][ T27] Rebooting in 86400 seconds..