Warning: Permanently added '10.128.0.213' (ED25519) to the list of known hosts.
Setting up swapspace version 1, size = 127995904 bytes
executing program
[ 289.552643][ T3521] Adding 124996k swap on ./swap-file. Priority:0 extents:1 across:124996k FS
[ 289.609571][ T3524] vhci_hcd vhci_hcd.0: pdev(0) rhport(0) sockfd(4)
[ 289.616143][ T3524] vhci_hcd vhci_hcd.0: devid(0) speed(1) speed_str(low-speed)
[ 289.624806][ T3524] vhci_hcd vhci_hcd.0: Device attached
[ 289.971726][ T3246] usb 9-1: new low-speed USB device number 2 using vhci_hcd
[ 572.921788][ T27] INFO: task kworker/0:3:3246 blocked for more than 143 seconds.
[ 572.929584][ T27] Not tainted 5.15.155-syzkaller #0
[ 572.935427][ T27] "echo 0 > /proc/sys/kernel/hung_task_timeout_secs" disables this message.
[ 572.944231][ T27] task:kworker/0:3 state:D stack:23712 pid: 3246 ppid: 2 flags:0x00004000
[ 572.953450][ T27] Workqueue: usb_hub_wq hub_event
[ 572.958586][ T27] Call Trace:
[ 572.961903][ T27]
[ 572.964836][ T27] __schedule+0x12c4/0x45b0
[ 572.969388][ T27] ? do_raw_spin_lock+0x14a/0x370
[ 572.974473][ T27] ? mark_lock+0x98/0x340
[ 572.978807][ T27] ? lockdep_hardirqs_on_prepare+0x438/0x7a0
[ 572.984806][ T27] ? release_firmware_map_entry+0x190/0x190
[ 572.990700][ T27] ? do_raw_spin_unlock+0x137/0x8b0
[ 572.995924][ T27] ? _raw_spin_unlock_irq+0x1f/0x40
[ 573.001132][ T27] ? lockdep_hardirqs_on+0x94/0x130
[ 573.006403][ T27] schedule+0x11b/0x1f0
[ 573.010567][ T27] usb_kill_urb+0x1c9/0x300
[ 573.015086][ T27] ? usb_unlink_urb+0xa0/0xa0
[ 573.019761][ T27] ? _raw_spin_lock_irq+0xdb/0x110
[ 573.024894][ T27] ? init_wait_entry+0xd0/0xd0
[ 573.029719][ T27] ? do_raw_spin_unlock+0x137/0x8b0
[ 573.035041][ T27] ? _raw_spin_unlock_irq+0x1f/0x40
[ 573.040243][ T27] usb_start_wait_urb+0x1ac/0x510
[ 573.045288][ T27] ? usb_api_blocking_completion+0xa0/0xa0
[ 573.051131][ T27] usb_control_msg+0x2ad/0x4c0
[ 573.055928][ T27] ? usb_anchor_empty+0x40/0x40
[ 573.060789][ T27] ? kmem_cache_alloc_trace+0x143/0x290
[ 573.066408][ T27] ? hub_port_init+0x16d/0x27a0
[ 573.071286][ T27] hub_port_init+0xba4/0x27a0
[ 573.076122][ T27] ? _raw_spin_unlock+0x40/0x40
[ 573.080994][ T27] hub_event+0x28ed/0x54c0
[ 573.085488][ T27] ? led_work+0x700/0x700
[ 573.089861][ T27] ? read_lock_is_recursive+0x10/0x10
[ 573.095256][ T27] ? lockdep_hardirqs_on_prepare+0x438/0x7a0
[ 573.101249][ T27] ? down_read_killable_nested+0x1a0/0x350
[ 573.107080][ T27] ? _raw_spin_unlock_irqrestore+0xd9/0x130
[ 573.112998][ T27] ? do_raw_spin_unlock+0x137/0x8b0
[ 573.118188][ T27] process_one_work+0x8a1/0x10c0
[ 573.123210][ T27] ? worker_detach_from_pool+0x260/0x260
[ 573.128849][ T27] ? _raw_spin_lock_irqsave+0x120/0x120
[ 573.134495][ T27] ? kthread_data+0x4e/0xc0
[ 573.139048][ T27] ? wq_worker_running+0x97/0x170
[ 573.144095][ T27] worker_thread+0xaca/0x1280
[ 573.148784][ T27] ? _raw_spin_unlock_irqrestore+0xd9/0x130
[ 573.154716][ T27] kthread+0x3f6/0x4f0
[ 573.158785][ T27] ? rcu_lock_release+0x20/0x20
[ 573.163654][ T27] ? kthread_blkcg+0xd0/0xd0
[ 573.168246][ T27] ret_from_fork+0x1f/0x30
[ 573.172716][ T27]
[ 573.175763][ T27] INFO: task syz-executor997:3524 blocked for more than 143 seconds.
[ 573.183878][ T27] Not tainted 5.15.155-syzkaller #0
[ 573.189600][ T27] "echo 0 > /proc/sys/kernel/hung_task_timeout_secs" disables this message.
[ 573.198300][ T27] task:syz-executor997 state:D stack:24544 pid: 3524 ppid: 3523 flags:0x00004006
[ 573.207538][ T27] Call Trace:
[ 573.210800][ T27]
[ 573.213761][ T27] __schedule+0x12c4/0x45b0
[ 573.218294][ T27] ? release_firmware_map_entry+0x190/0x190
[ 573.224216][ T27] ? __mutex_trylock_common+0x8d/0x2e0
[ 573.229689][ T27] ? do_raw_spin_unlock+0x137/0x8b0
[ 573.234915][ T27] schedule+0x11b/0x1f0
[ 573.239075][ T27] schedule_preempt_disabled+0xf/0x20
[ 573.244472][ T27] __mutex_lock_common+0xe34/0x25a0
[ 573.249682][ T27] ? usbdev_release+0x76/0x7c0
[ 573.254531][ T27] ? mutex_lock_io_nested+0x60/0x60
[ 573.259735][ T27] ? memset+0x1f/0x40
[ 573.263808][ T27] ? __fsnotify_update_child_dentry_flags+0x2a0/0x2a0
[ 573.270608][ T27] mutex_lock_nested+0x17/0x20
[ 573.275408][ T27] usbdev_release+0x76/0x7c0
[ 573.280008][ T27] ? ima_file_free+0xeb/0x3c0
[ 573.284757][ T27] ? usbdev_open+0x7a0/0x7a0
[ 573.289359][ T27] __fput+0x3bf/0x890
[ 573.293413][ T27] task_work_run+0x129/0x1a0
[ 573.298009][ T27] exit_to_user_mode_loop+0x106/0x130
[ 573.303451][ T27] exit_to_user_mode_prepare+0xb1/0x140
[ 573.309003][ T27] syscall_exit_to_user_mode+0x5d/0x240
[ 573.314596][ T27] do_syscall_64+0x47/0xb0
[ 573.319028][ T27] ? clear_bhb_loop+0x15/0x70
[ 573.323732][ T27] entry_SYSCALL_64_after_hwframe+0x66/0xd0
[ 573.329732][ T27] RIP: 0033:0x7f348a1fef60
[ 573.334298][ T27] RSP: 002b:00007ffdcb9223e8 EFLAGS: 00000202 ORIG_RAX: 0000000000000003
[ 573.342803][ T27] RAX: 0000000000000000 RBX: 0000000000000004 RCX: 00007f348a1fef60
[ 573.350763][ T27] RDX: 0000000000000007 RSI: 00007ffdcb921f20 RDI: 0000000000000003
[ 573.358771][ T27] RBP: 0000000000000000 R08: 0000000000000000 R09: 0000000000000000
[ 573.366774][ T27] R10: 0000000000000000 R11: 0000000000000202 R12: 00000000000f4240
[ 573.374779][ T27] R13: 00007ffdcb9226b8 R14: 0000000000000001 R15: 00007ffdcb922430
[ 573.382786][ T27]
[ 573.385798][ T27]
[ 573.385798][ T27] Showing all locks held in the system:
[ 573.393530][ T27] 1 lock held by khungtaskd/27:
[ 573.398378][ T27] #0: ffffffff8c91fae0 (rcu_read_lock){....}-{1:2}, at: rcu_lock_acquire+0x0/0x30
[ 573.407741][ T27] 5 locks held by kworker/0:3/3246:
[ 573.412947][ T27] #0: ffff8880131db138 ((wq_completion)usb_hub_wq){+.+.}-{0:0}, at: process_one_work+0x78a/0x10c0
[ 573.423689][ T27] #1: ffffc90003107d20 ((work_completion)(&hub->events)){+.+.}-{0:0}, at: process_one_work+0x7d0/0x10c0
[ 573.435071][ T27] #2: ffff88801eb64220 (&dev->mutex){....}-{3:3}, at: hub_event+0x208/0x54c0
[ 573.443979][ T27] #3: ffff88801eb805c0 (&port_dev->status_lock){+.+.}-{3:3}, at: hub_event+0x2238/0x54c0
[ 573.453954][ T27] #4: ffff88801e3af668 (hcd->address0_mutex){+.+.}-{3:3}, at: hub_event+0x2260/0x54c0
[ 573.463645][ T27] 2 locks held by getty/3262:
[ 573.468319][ T27] #0: ffff88802432b098 (&tty->ldisc_sem){++++}-{0:0}, at: tty_ldisc_ref_wait+0x21/0x70
[ 573.478150][ T27] #1: ffffc90002bab2e8 (&ldata->atomic_read_lock){+.+.}-{3:3}, at: n_tty_read+0x6af/0x1db0
[ 573.488342][ T27] 1 lock held by syz-executor997/3524:
[ 573.493812][ T27] #0: ffff88801eb64220 (&dev->mutex){....}-{3:3}, at: usbdev_release+0x76/0x7c0
[ 573.502985][ T27]
[ 573.505293][ T27] =============================================
[ 573.505293][ T27]
[ 573.513717][ T27] NMI backtrace for cpu 0
[ 573.518038][ T27] CPU: 0 PID: 27 Comm: khungtaskd Not tainted 5.15.155-syzkaller #0
[ 573.526011][ T27] Hardware name: Google Google Compute Engine/Google Compute Engine, BIOS Google 03/27/2024
[ 573.536067][ T27] Call Trace:
[ 573.539331][ T27]
[ 573.542246][ T27] dump_stack_lvl+0x1e3/0x2d0
[ 573.546908][ T27] ? io_uring_drop_tctx_refs+0x1a0/0x1a0
[ 573.552523][ T27] ? panic+0x860/0x860
[ 573.556624][ T27] ? nmi_cpu_backtrace+0x23b/0x4a0
[ 573.561765][ T27] nmi_cpu_backtrace+0x46a/0x4a0
[ 573.566700][ T27] ? __wake_up_klogd+0xd5/0x100
[ 573.571566][ T27] ? nmi_trigger_cpumask_backtrace+0x2a0/0x2a0
[ 573.577706][ T27] ? _printk+0xd1/0x120
[ 573.581845][ T27] ? panic+0x860/0x860
[ 573.585894][ T27] ? __wake_up_klogd+0xcc/0x100
[ 573.590729][ T27] ? panic+0x860/0x860
[ 573.594781][ T27] ? __rcu_read_unlock+0x92/0x100
[ 573.599817][ T27] ? arch_trigger_cpumask_backtrace+0x10/0x10
[ 573.605899][ T27] nmi_trigger_cpumask_backtrace+0x181/0x2a0
[ 573.611876][ T27] watchdog+0xe72/0xeb0
[ 573.616045][ T27] kthread+0x3f6/0x4f0
[ 573.620101][ T27] ? hungtask_pm_notify+0x50/0x50
[ 573.625107][ T27] ? kthread_blkcg+0xd0/0xd0
[ 573.629678][ T27] ret_from_fork+0x1f/0x30
[ 573.634184][ T27]
[ 573.637277][ T27] Sending NMI from CPU 0 to CPUs 1:
[ 573.642546][ C1] NMI backtrace for cpu 1 skipped: idling at acpi_idle_do_entry+0x10f/0x340
[ 573.651779][ T27] Kernel panic - not syncing: hung_task: blocked tasks
[ 573.659140][ T27] CPU: 1 PID: 27 Comm: khungtaskd Not tainted 5.15.155-syzkaller #0
[ 573.667095][ T27] Hardware name: Google Google Compute Engine/Google Compute Engine, BIOS Google 03/27/2024
[ 573.677213][ T27] Call Trace:
[ 573.680474][ T27]
[ 573.683383][ T27] dump_stack_lvl+0x1e3/0x2d0
[ 573.688044][ T27] ? io_uring_drop_tctx_refs+0x1a0/0x1a0
[ 573.693655][ T27] ? panic+0x860/0x860
[ 573.697713][ T27] panic+0x318/0x860
[ 573.701589][ T27] ? schedule_preempt_disabled+0x20/0x20
[ 573.707202][ T27] ? nmi_trigger_cpumask_backtrace+0x221/0x2a0
[ 573.713338][ T27] ? fb_is_primary_device+0xd0/0xd0
[ 573.718525][ T27] ? arch_trigger_cpumask_backtrace+0x10/0x10
[ 573.724574][ T27] ? nmi_trigger_cpumask_backtrace+0x221/0x2a0
[ 573.730706][ T27] ? nmi_trigger_cpumask_backtrace+0x281/0x2a0
[ 573.736953][ T27] ? nmi_trigger_cpumask_backtrace+0x286/0x2a0
[ 573.743089][ T27] watchdog+0xeb0/0xeb0
[ 573.747234][ T27] kthread+0x3f6/0x4f0
[ 573.751283][ T27] ? hungtask_pm_notify+0x50/0x50
[ 573.756289][ T27] ? kthread_blkcg+0xd0/0xd0
[ 573.760862][ T27] ret_from_fork+0x1f/0x30
[ 573.765277][ T27]
[ 573.768575][ T27] Kernel Offset: disabled
[ 573.772894][ T27] Rebooting in 86400 seconds..