Warning: Permanently added '10.128.0.198' (ECDSA) to the list of known hosts. executing program syzkaller login: [ 485.258258][ T32] usb 1-1: new high-speed USB device number 2 using dummy_hcd [ 485.508127][ T32] usb 1-1: Using ep0 maxpacket: 16 [ 485.648229][ T32] usb 1-1: config 0 has an invalid interface number: 48 but max is 0 [ 485.656993][ T32] usb 1-1: config 0 has no interface number 0 [ 485.663735][ T32] usb 1-1: config 0 interface 48 altsetting 0 bulk endpoint 0xB has invalid maxpacket 32 [ 485.674477][ T32] usb 1-1: config 0 interface 48 altsetting 0 bulk endpoint 0x81 has invalid maxpacket 32 [ 485.684560][ T32] usb 1-1: New USB device found, idVendor=1d50, idProduct=60c6, bcdDevice=67.c7 [ 485.693788][ T32] usb 1-1: New USB device strings: Mfr=0, Product=0, SerialNumber=0 [ 485.708812][ T32] usb 1-1: config 0 descriptor?? [ 485.730223][ T4415] raw-gadget gadget: fail, usb_ep_enable returned -22 [ 485.737449][ T4415] raw-gadget gadget: fail, usb_ep_enable returned -22 executing program [ 485.951827][ T4407] usb 1-1: USB disconnect, device number 2 [ 486.358024][ T4407] usb 1-1: new high-speed USB device number 3 using dummy_hcd [ 486.617999][ T4407] usb 1-1: Using ep0 maxpacket: 16 [ 486.748365][ T4407] usb 1-1: config 0 has an invalid interface number: 48 but max is 0 [ 486.756909][ T4407] usb 1-1: config 0 has no interface number 0 [ 486.763188][ T4407] usb 1-1: config 0 interface 48 altsetting 0 bulk endpoint 0xB has invalid maxpacket 32 [ 486.773704][ T4407] usb 1-1: config 0 interface 48 altsetting 0 bulk endpoint 0x81 has invalid maxpacket 32 [ 486.783893][ T4407] usb 1-1: New USB device found, idVendor=1d50, idProduct=60c6, bcdDevice=67.c7 [ 486.793044][ T4407] usb 1-1: New USB device strings: Mfr=0, Product=0, SerialNumber=0 [ 486.803377][ T4407] usb 1-1: config 0 descriptor?? [ 486.828174][ T4430] raw-gadget gadget: fail, usb_ep_enable returned -22 [ 486.835317][ T4430] raw-gadget gadget: fail, usb_ep_enable returned -22 executing program [ 487.050673][ T32] usb 1-1: USB disconnect, device number 3 [ 487.467851][ T32] usb 1-1: new high-speed USB device number 4 using dummy_hcd [ 487.707796][ T32] usb 1-1: Using ep0 maxpacket: 16 [ 487.827976][ T32] usb 1-1: config 0 has an invalid interface number: 48 but max is 0 [ 487.836137][ T32] usb 1-1: config 0 has no interface number 0 [ 487.843631][ T32] usb 1-1: config 0 interface 48 altsetting 0 bulk endpoint 0xB has invalid maxpacket 32 [ 487.853928][ T32] usb 1-1: config 0 interface 48 altsetting 0 bulk endpoint 0x81 has invalid maxpacket 32 [ 487.864068][ T32] usb 1-1: New USB device found, idVendor=1d50, idProduct=60c6, bcdDevice=67.c7 [ 487.873216][ T32] usb 1-1: New USB device strings: Mfr=0, Product=0, SerialNumber=0 [ 487.883844][ T32] usb 1-1: config 0 descriptor?? [ 487.918083][ T4452] raw-gadget gadget: fail, usb_ep_enable returned -22 [ 487.925344][ T4452] raw-gadget gadget: fail, usb_ep_enable returned -22 executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program [ 716.397683][ T1241] INFO: task kworker/1:1:32 blocked for more than 143 seconds. [ 716.405441][ T1241] Not tainted 5.11.0-rc1-syzkaller #0 [ 716.411681][ T1241] "echo 0 > /proc/sys/kernel/hung_task_timeout_secs" disables this message. [ 716.420472][ T1241] task:kworker/1:1 state:D stack:25200 pid: 32 ppid: 2 flags:0x00004000 [ 716.429764][ T1241] Workqueue: usb_hub_wq hub_event [ 716.434840][ T1241] Call Trace: [ 716.438180][ T1241] __schedule+0x8dc/0x1f40 [ 716.442635][ T1241] ? io_schedule_timeout+0x140/0x140 [ 716.448130][ T1241] ? lockdep_hardirqs_on_prepare+0x273/0x3e0 [ 716.454846][ T1241] ? _raw_spin_unlock_irq+0x1f/0x30 [ 716.460311][ T1241] ? trace_hardirqs_on+0x5b/0x1a0 [ 716.465389][ T1241] schedule+0xcb/0x270 [ 716.469539][ T1241] schedule_timeout+0x1d8/0x250 [ 716.474554][ T1241] ? usleep_range+0x170/0x170 [ 716.479409][ T1241] ? wait_for_completion+0x160/0x270 [ 716.484876][ T1241] ? mark_held_locks+0x9f/0xe0 [ 716.489744][ T1241] ? rwlock_bug.part.0+0x90/0x90 [ 716.494713][ T1241] ? lockdep_hardirqs_on_prepare+0x273/0x3e0 [ 716.500785][ T1241] ? _raw_spin_unlock_irq+0x1f/0x30 [ 716.506029][ T1241] ? trace_hardirqs_on+0x5b/0x1a0 [ 716.511116][ T1241] wait_for_completion+0x168/0x270 [ 716.516516][ T1241] ? lock_chain_count+0x20/0x20 [ 716.521573][ T1241] ? bit_wait_io_timeout+0x160/0x160 [ 716.526887][ T1241] ? lock_acquire+0x288/0x700 [ 716.531634][ T1241] ? find_held_lock+0x2d/0x110 [ 716.536424][ T1241] virtio_cleanup+0x80/0xa0 [ 716.540999][ T1241] ? virtio_read+0x350/0x350 [ 716.545622][ T1241] drop_current_rng+0xda/0x110 [ 716.550477][ T1241] set_current_rng+0x2d3/0x490 [ 716.555264][ T1241] ? drop_current_rng+0x110/0x110 [ 716.560368][ T1241] ? lockdep_hardirqs_on_prepare+0x273/0x3e0 [ 716.566391][ T1241] ? _raw_spin_unlock_irqrestore+0x34/0x40 [ 716.572262][ T1241] hwrng_register+0x3bf/0x600 [ 716.576962][ T1241] chaoskey_probe+0x886/0xc50 [ 716.581734][ T1241] ? chaoskey_suspend+0x50/0x50 [ 716.586632][ T1241] ? lockdep_hardirqs_on_prepare+0x273/0x3e0 [ 716.592791][ T1241] ? _raw_spin_unlock_irqrestore+0x34/0x40 [ 716.598738][ T1241] usb_probe_interface+0x315/0x7f0 [ 716.603918][ T1241] ? usb_match_dynamic_id+0x1a0/0x1a0 [ 716.609351][ T1241] really_probe+0x291/0xde0 [ 716.613888][ T1241] ? __sanitizer_cov_trace_const_cmp1+0x22/0x80 [ 716.620212][ T1241] driver_probe_device+0x26b/0x3d0 [ 716.625368][ T1241] __device_attach_driver+0x1d1/0x290 [ 716.630801][ T1241] ? driver_allows_async_probing+0x150/0x150 [ 716.636801][ T1241] bus_for_each_drv+0x15f/0x1e0 [ 716.641743][ T1241] ? bus_for_each_dev+0x1d0/0x1d0 [ 716.646787][ T1241] ? lockdep_hardirqs_on_prepare+0x273/0x3e0 [ 716.652825][ T1241] ? trace_hardirqs_on+0x5b/0x1a0 [ 716.657943][ T1241] __device_attach+0x228/0x4a0 [ 716.662751][ T1241] ? __driver_attach_async_helper+0x330/0x330 [ 716.668865][ T1241] ? kobject_uevent_env+0x2bb/0x1680 [ 716.674176][ T1241] bus_probe_device+0x1e4/0x290 [ 716.679114][ T1241] device_add+0xbc4/0x1d90 [ 716.683559][ T1241] ? wait_for_completion_io+0x270/0x270 [ 716.689158][ T1241] ? __fw_devlink_link_to_suppliers+0x5e0/0x5e0 [ 716.695426][ T1241] ? lockdep_hardirqs_on_prepare+0x273/0x3e0 [ 716.701497][ T1241] ? _raw_spin_unlock_irqrestore+0x34/0x40 [ 716.707328][ T1241] ? __sanitizer_cov_trace_const_cmp4+0x1c/0x70 [ 716.713652][ T1241] usb_set_configuration+0x113c/0x1910 [ 716.719189][ T1241] usb_generic_driver_probe+0xba/0x100 [ 716.724662][ T1241] usb_probe_device+0xd9/0x2c0 [ 716.729472][ T1241] ? usb_driver_release_interface+0x180/0x180 [ 716.735562][ T1241] really_probe+0x291/0xde0 [ 716.740145][ T1241] ? __sanitizer_cov_trace_const_cmp1+0x22/0x80 [ 716.746425][ T1241] driver_probe_device+0x26b/0x3d0 [ 716.751602][ T1241] __device_attach_driver+0x1d1/0x290 [ 716.757020][ T1241] ? driver_allows_async_probing+0x150/0x150 [ 716.763099][ T1241] bus_for_each_drv+0x15f/0x1e0 [ 716.768022][ T1241] ? bus_for_each_dev+0x1d0/0x1d0 [ 716.773087][ T1241] ? lockdep_hardirqs_on_prepare+0x273/0x3e0 [ 716.779399][ T1241] ? trace_hardirqs_on+0x5b/0x1a0 [ 716.784464][ T1241] __device_attach+0x228/0x4a0 [ 716.789287][ T1241] ? __driver_attach_async_helper+0x330/0x330 [ 716.795412][ T1241] ? kobject_uevent_env+0x2bb/0x1680 [ 716.800757][ T1241] bus_probe_device+0x1e4/0x290 [ 716.805629][ T1241] device_add+0xbc4/0x1d90 [ 716.810129][ T1241] ? __fw_devlink_link_to_suppliers+0x5e0/0x5e0 [ 716.816388][ T1241] ? __sanitizer_cov_trace_const_cmp4+0x1c/0x70 [ 716.822739][ T1241] usb_new_device.cold+0x71d/0xfe9 [ 716.827937][ T1241] ? hub_disconnect+0x510/0x510 [ 716.832818][ T1241] ? rwlock_bug.part.0+0x90/0x90 [ 716.837836][ T1241] ? lockdep_hardirqs_on_prepare+0x273/0x3e0 [ 716.843844][ T1241] hub_event+0x2348/0x42d0 [ 716.848334][ T1241] ? hub_port_debounce+0x3b0/0x3b0 [ 716.853503][ T1241] ? zap_class+0xc0/0x9a0 [ 716.857915][ T1241] ? __queue_work+0x5b1/0xeb0 [ 716.862633][ T1241] ? lock_release+0x6d0/0x6d0 [ 716.867334][ T1241] ? lock_downgrade+0x6d0/0x6d0 [ 716.872261][ T1241] process_one_work+0x98d/0x1580 [ 716.877381][ T1241] ? pwq_dec_nr_in_flight+0x320/0x320 [ 716.882843][ T1241] ? rwlock_bug.part.0+0x90/0x90 [ 716.887877][ T1241] worker_thread+0x64c/0x1120 [ 716.892585][ T1241] ? __kthread_parkme+0x118/0x1d0 [ 716.897879][ T1241] ? process_one_work+0x1580/0x1580 [ 716.903230][ T1241] kthread+0x38c/0x460 [ 716.907444][ T1241] ? _raw_spin_unlock_irq+0x1f/0x30 [ 716.912771][ T1241] ? kthread_create_worker_on_cpu+0xf0/0xf0 [ 716.918784][ T1241] ret_from_fork+0x1f/0x30 [ 716.923438][ T1241] [ 716.923438][ T1241] Showing all locks held in the system: [ 716.931484][ T1241] 6 locks held by kworker/1:1/32: [ 716.936535][ T1241] #0: ffff888103fd0538 ((wq_completion)usb_hub_wq){+.+.}-{0:0}, at: process_one_work+0x871/0x1580 [ 716.947321][ T1241] #1: ffffc900001a7da8 ((work_completion)(&hub->events)){+.+.}-{0:0}, at: process_one_work+0x8a5/0x1580 [ 716.958674][ T1241] #2: ffff888108aeb218 (&dev->mutex){....}-{3:3}, at: hub_event+0x1c5/0x42d0 [ 716.967634][ T1241] #3: ffff8881023fc218 (&dev->mutex){....}-{3:3}, at: __device_attach+0x7a/0x4a0 [ 716.976925][ T1241] #4: ffff8881023fd1a8 (&dev->mutex){....}-{3:3}, at: __device_attach+0x7a/0x4a0 [ 716.986259][ T1241] #5: ffffffff877ee1c8 (rng_mutex){+.+.}-{3:3}, at: hwrng_register+0x7a/0x600 [ 716.995356][ T1241] 1 lock held by khungtaskd/1241: [ 717.000583][ T1241] #0: ffffffff8744c5a0 (rcu_read_lock){....}-{1:2}, at: debug_show_all_locks+0x53/0x269 [ 717.010589][ T1241] 1 lock held by hwrng/1663: [ 717.015282][ T1241] #0: ffffffff877ee1c8 (rng_mutex){+.+.}-{3:3}, at: hwrng_fillfn+0x3d/0x2d0 [ 717.024204][ T1241] 2 locks held by in:imklog/4297: [ 717.029304][ T1241] #0: ffff888108c64af0 (&f->f_pos_lock){+.+.}-{3:3}, at: __fdget_pos+0xe9/0x100 [ 717.038545][ T1241] #1: ffffffff8743ea78 (logbuf_lock){....}-{2:2}, at: debug_check_no_obj_freed+0xc7/0x420 [ 717.048822][ T1241] [ 717.051184][ T1241] ============================================= [ 717.051184][ T1241] [ 717.059668][ T1241] NMI backtrace for cpu 1 [ 717.064011][ T1241] CPU: 1 PID: 1241 Comm: khungtaskd Not tainted 5.11.0-rc1-syzkaller #0 [ 717.072345][ T1241] Hardware name: Google Google Compute Engine/Google Compute Engine, BIOS Google 01/01/2011 [ 717.082540][ T1241] Call Trace: [ 717.085814][ T1241] dump_stack+0x107/0x163 [ 717.090139][ T1241] ? lapic_can_unplug_cpu+0x11/0x80 [ 717.095333][ T1241] nmi_cpu_backtrace.cold+0x46/0xe0 [ 717.100528][ T1241] ? lapic_can_unplug_cpu+0x80/0x80 [ 717.105769][ T1241] nmi_trigger_cpumask_backtrace+0x1da/0x200 [ 717.111750][ T1241] watchdog+0xd32/0xf70 [ 717.115916][ T1241] ? reset_hung_task_detector+0x30/0x30 [ 717.121455][ T1241] kthread+0x38c/0x460 [ 717.125543][ T1241] ? _raw_spin_unlock_irq+0x1f/0x30 [ 717.130746][ T1241] ? kthread_create_worker_on_cpu+0xf0/0xf0 [ 717.136673][ T1241] ret_from_fork+0x1f/0x30 [ 717.141212][ T1241] Sending NMI from CPU 1 to CPUs 0: [ 717.146980][ C0] NMI backtrace for cpu 0 [ 717.146997][ C0] CPU: 0 PID: 2636 Comm: systemd-journal Not tainted 5.11.0-rc1-syzkaller #0 [ 717.147007][ C0] Hardware name: Google Google Compute Engine/Google Compute Engine, BIOS Google 01/01/2011 [ 717.147017][ C0] RIP: 0010:lock_release+0x14d/0x6d0 [ 717.147028][ C0] Code: 02 48 89 f8 83 e0 07 83 c0 03 38 d0 7c 08 84 d2 0f 85 0a 05 00 00 45 8b 8e 1c 09 00 00 45 85 c9 0f 85 74 02 00 00 9c 8f 04 24 48 89 da c7 44 24 40 01 00 00 00 83 e3 07 48 b8 00 00 00 00 00 [ 717.147045][ C0] RSP: 0018:ffffc90000247958 EFLAGS: 00000246 [ 717.147057][ C0] RAX: 0000000000000007 RBX: ffffffff885e153c RCX: 1ffffffff10bc2a7 [ 717.147066][ C0] RDX: 0000000000000000 RSI: ffffffff8744c4e0 RDI: ffff88810e573c9c [ 717.147075][ C0] RBP: 1ffff92000048f2d R08: 0000000000000000 R09: 0000000000000000 [ 717.147084][ C0] R10: 0000000000000001 R11: 0000000000000000 R12: ffffffff87524300 [ 717.147092][ C0] R13: ffffffff81d63134 R14: ffff88810e573380 R15: 0000000000000dc0 [ 717.147101][ C0] FS: 00007fdcf82a68c0(0000) GS:ffff8881f6a00000(0000) knlGS:0000000000000000 [ 717.147110][ C0] CS: 0010 DS: 0000 ES: 0000 CR0: 0000000080050033 [ 717.147118][ C0] CR2: 00007fdcf562d000 CR3: 0000000101da9000 CR4: 00000000001506f0 [ 717.147127][ C0] DR0: 0000000000000000 DR1: 0000000000000000 DR2: 0000000000000000 [ 717.147136][ C0] DR3: 0000000000000000 DR6: 00000000fffe0ff0 DR7: 0000000000000400 [ 717.147143][ C0] Call Trace: [ 717.147147][ C0] ? fs_reclaim_acquire+0xb2/0x150 [ 717.147154][ C0] ? lock_downgrade+0x6d0/0x6d0 [ 717.147159][ C0] ? fs_reclaim_release+0x9c/0xe0 [ 717.147164][ C0] ? lock_downgrade+0x6d0/0x6d0 [ 717.147170][ C0] ? security_file_alloc+0x34/0x170 [ 717.147175][ C0] ? security_file_alloc+0x34/0x170 [ 717.147181][ C0] kmem_cache_alloc+0x3b/0x360 [ 717.147186][ C0] security_file_alloc+0x34/0x170 [ 717.147192][ C0] __alloc_file+0xd8/0x280 [ 717.147197][ C0] alloc_empty_file+0x6d/0x170 [ 717.147202][ C0] path_openat+0xe3/0x2730 [ 717.147207][ C0] ? __lock_acquire+0x16b7/0x54f0 [ 717.147212][ C0] ? path_lookupat+0x830/0x830 [ 717.147217][ C0] ? putname+0xe1/0x120 [ 717.147222][ C0] ? terminate_walk+0x313/0x580 [ 717.147228][ C0] ? lockdep_hardirqs_on_prepare+0x3e0/0x3e0 [ 717.147234][ C0] do_filp_open+0x17e/0x3c0 [ 717.147238][ C0] ? may_open_dev+0xf0/0xf0 [ 717.147243][ C0] ? alloc_fd+0x2bc/0x640 [ 717.147248][ C0] ? lock_downgrade+0x6d0/0x6d0 [ 717.147254][ C0] ? do_raw_spin_lock+0x120/0x2b0 [ 717.147259][ C0] ? rwlock_bug.part.0+0x90/0x90 [ 717.147265][ C0] ? __sanitizer_cov_trace_const_cmp8+0x1d/0x70 [ 717.147271][ C0] ? _raw_spin_unlock+0x1a/0x30 [ 717.147277][ C0] ? alloc_fd+0x2bc/0x640 [ 717.147282][ C0] do_sys_openat2+0x16d/0x420 [ 717.147287][ C0] ? build_open_flags+0x680/0x680 [ 717.147293][ C0] ? getname_flags.part.0+0x1dd/0x4f0 [ 717.147299][ C0] __x64_sys_open+0x119/0x1c0 [ 717.147304][ C0] ? do_sys_open+0x140/0x140 [ 717.147309][ C0] ? __secure_computing+0xb4/0x290 [ 717.147314][ C0] do_syscall_64+0x2d/0x40 [ 717.147320][ C0] entry_SYSCALL_64_after_hwframe+0x44/0xa9 [ 717.147326][ C0] RIP: 0033:0x7fdcf7836840 [ 717.147336][ C0] Code: 73 01 c3 48 8b 0d 68 77 20 00 f7 d8 64 89 01 48 83 c8 ff c3 66 0f 1f 44 00 00 83 3d 89 bb 20 00 00 75 10 b8 02 00 00 00 0f 05 <48> 3d 01 f0 ff ff 73 31 c3 48 83 ec 08 e8 1e f6 ff ff 48 89 04 24 [ 717.147352][ C0] RSP: 002b:00007ffc45a1fe78 EFLAGS: 00000246 ORIG_RAX: 0000000000000002 [ 717.147369][ C0] RAX: ffffffffffffffda RBX: 00007ffc45a20180 RCX: 00007fdcf7836840 [ 717.147378][ C0] RDX: 00000000000001a0 RSI: 0000000000080042 RDI: 000055959b084b30 [ 717.147386][ C0] RBP: 000000000000000d R08: 000000000000ffc0 R09: 00000000ffffffff [ 717.147395][ C0] R10: 0000000000000069 R11: 0000000000000246 R12: 00000000ffffffff [ 717.147404][ C0] R13: 000055959b077040 R14: 00007ffc45a20140 R15: 000055959b084950 [ 717.147450][ T1241] Kernel panic - not syncing: hung_task: blocked tasks [ 717.527165][ T1241] CPU: 1 PID: 1241 Comm: khungtaskd Not tainted 5.11.0-rc1-syzkaller #0 [ 717.535499][ T1241] Hardware name: Google Google Compute Engine/Google Compute Engine, BIOS Google 01/01/2011 [ 717.545559][ T1241] Call Trace: [ 717.548852][ T1241] dump_stack+0x107/0x163 [ 717.553174][ T1241] panic+0x306/0x73d [ 717.557061][ T1241] ? __warn_printk+0xf3/0xf3 [ 717.561641][ T1241] ? cpumask_next+0x3c/0x40 [ 717.566137][ T1241] ? __sanitizer_cov_trace_cmp4+0x1c/0x70 [ 717.571864][ T1241] ? printk_safe_flush+0xea/0x160 [ 717.577068][ T1241] ? watchdog.cold+0x5/0x158 [ 717.581724][ T1241] watchdog.cold+0x16/0x158 [ 717.586222][ T1241] ? reset_hung_task_detector+0x30/0x30 [ 717.591761][ T1241] kthread+0x38c/0x460 [ 717.595837][ T1241] ? _raw_spin_unlock_irq+0x1f/0x30 [ 717.601042][ T1241] ? kthread_create_worker_on_cpu+0xf0/0xf0 [ 717.606924][ T1241] ret_from_fork+0x1f/0x30 [ 717.612042][ T1241] Kernel Offset: disabled [ 717.616389][ T1241] Rebooting in 86400 seconds..