Warning: Permanently added '10.128.15.216' (ECDSA) to the list of known hosts. executing program syzkaller login: [ 87.142124][ T19] usb 1-1: new high-speed USB device number 2 using dummy_hcd [ 87.512268][ T19] usb 1-1: config 0 has an invalid interface number: 102 but max is 2 [ 87.520546][ T19] usb 1-1: config 0 has an invalid descriptor of length 0, skipping remainder of the config [ 87.530829][ T19] usb 1-1: config 0 has 1 interface, different from the descriptor's value: 3 [ 87.539877][ T19] usb 1-1: config 0 has no interface number 0 [ 87.546128][ T19] usb 1-1: config 0 interface 102 altsetting 129 has 0 endpoint descriptors, different from the interface descriptor's value: 3 [ 87.559548][ T19] usb 1-1: config 0 interface 102 has no altsetting 0 [ 87.566519][ T19] usb 1-1: New USB device found, idVendor=13d3, idProduct=3335, bcdDevice=e9.6f [ 87.575780][ T19] usb 1-1: New USB device strings: Mfr=0, Product=0, SerialNumber=0 [ 87.586859][ T19] usb 1-1: config 0 descriptor?? executing program [ 87.882361][ T19] usb 1-1: string descriptor 0 read error: -71 [ 87.894633][ T19] r8712u: register rtl8712_netdev_ops to netdev_ops [ 87.901296][ T19] usb 1-1: r8712u: USB_SPEED_HIGH with 0 endpoints [ 87.952132][ T19] ===================================================== [ 87.959167][ T19] BUG: KMSAN: uninit-value in string+0x4ec/0x6f0 [ 87.965514][ T19] string+0x4ec/0x6f0 [ 87.969513][ T19] vsnprintf+0x2222/0x3650 [ 87.973943][ T19] pointer+0x1844/0x2060 [ 87.978225][ T19] vsnprintf+0x1a9b/0x3650 [ 87.982665][ T19] vprintk_store+0x537/0x2150 [ 87.987370][ T19] vprintk_emit+0x25c/0x950 [ 87.991898][ T19] dev_vprintk_emit+0x5ef/0x6d0 [ 87.996777][ T19] dev_printk_emit+0x1dd/0x21f [ 88.001564][ T19] __dev_printk+0x3be/0x440 [ 88.006096][ T19] _dev_info+0x1ea/0x22f [ 88.010381][ T19] r871xu_drv_init+0x1929/0x3070 [ 88.015338][ T19] usb_probe_interface+0xf19/0x1600 [ 88.020658][ T19] really_probe+0x653/0x14b0 [ 88.025306][ T19] __driver_probe_device+0x3e9/0x530 [ 88.030618][ T19] __device_attach_driver+0x79f/0x1120 [ 88.036098][ T19] bus_for_each_drv+0x2d6/0x3f0 [ 88.040991][ T19] __device_attach+0x593/0x8e0 [ 88.045776][ T19] device_initial_probe+0x4a/0x60 [ 88.050831][ T19] bus_probe_device+0x17b/0x3e0 [ 88.055694][ T19] device_add+0x1fff/0x26e0 [ 88.060218][ T19] usb_set_configuration+0x37e9/0x3ed0 [ 88.065699][ T19] usb_generic_driver_probe+0x13c/0x300 [ 88.071270][ T19] usb_probe_device+0x309/0x570 [ 88.076150][ T19] really_probe+0x653/0x14b0 [ 88.080759][ T19] __driver_probe_device+0x3e9/0x530 [ 88.086113][ T19] __device_attach_driver+0x79f/0x1120 [ 88.091604][ T19] bus_for_each_drv+0x2d6/0x3f0 [ 88.096471][ T19] __device_attach+0x593/0x8e0 [ 88.101279][ T19] device_initial_probe+0x4a/0x60 [ 88.106319][ T19] bus_probe_device+0x17b/0x3e0 [ 88.111201][ T19] device_add+0x1fff/0x26e0 [ 88.115729][ T19] usb_new_device+0x1b8e/0x2950 [ 88.120597][ T19] hub_event+0x58e3/0x89e0 [ 88.125025][ T19] process_one_work+0xdb6/0x1820 [ 88.129975][ T19] worker_thread+0x10b3/0x21e0 [ 88.134752][ T19] kthread+0x3c7/0x500 [ 88.138862][ T19] ret_from_fork+0x1f/0x30 [ 88.143294][ T19] [ 88.145611][ T19] Local variable data created at: [ 88.150621][ T19] usb_read8+0x5d/0x130 [ 88.154787][ T19] r8712_read8+0xa5/0xd0 [ 88.159042][ T19] [ 88.161357][ T19] CPU: 1 PID: 19 Comm: kworker/1:0 Not tainted 5.17.0-rc4-syzkaller #0 [ 88.169610][ T19] Hardware name: Google Google Compute Engine/Google Compute Engine, BIOS Google 01/01/2011 [ 88.179673][ T19] Workqueue: usb_hub_wq hub_event [ 88.184722][ T19] ===================================================== [ 88.191645][ T19] Disabling lock debugging due to kernel taint [ 88.197793][ T19] Kernel panic - not syncing: kmsan.panic set ... [ 88.204203][ T19] CPU: 1 PID: 19 Comm: kworker/1:0 Tainted: G B 5.17.0-rc4-syzkaller #0 [ 88.213847][ T19] Hardware name: Google Google Compute Engine/Google Compute Engine, BIOS Google 01/01/2011 [ 88.223920][ T19] Workqueue: usb_hub_wq hub_event [ 88.228972][ T19] Call Trace: [ 88.232263][ T19] [ 88.235192][ T19] dump_stack_lvl+0x1ff/0x28e [ 88.239919][ T19] dump_stack+0x25/0x28 [ 88.244094][ T19] panic+0x487/0xe1f [ 88.248022][ T19] ? add_taint+0x181/0x210 [ 88.252472][ T19] ? _raw_spin_unlock_irqrestore+0x78/0xb0 [ 88.258316][ T19] kmsan_report+0x2e6/0x2f0 [ 88.262869][ T19] ? __msan_warning+0xb8/0x130 [ 88.267661][ T19] ? string+0x4ec/0x6f0 [ 88.271830][ T19] ? vsnprintf+0x2222/0x3650 [ 88.276458][ T19] ? pointer+0x1844/0x2060 [ 88.280896][ T19] ? vsnprintf+0x1a9b/0x3650 [ 88.285520][ T19] ? vprintk_store+0x537/0x2150 [ 88.290396][ T19] ? vprintk_emit+0x25c/0x950 [ 88.295095][ T19] ? dev_vprintk_emit+0x5ef/0x6d0 [ 88.300148][ T19] ? dev_printk_emit+0x1dd/0x21f [ 88.305108][ T19] ? __dev_printk+0x3be/0x440 [ 88.309814][ T19] ? _dev_info+0x1ea/0x22f [ 88.314251][ T19] ? r871xu_drv_init+0x1929/0x3070 [ 88.319396][ T19] ? usb_probe_interface+0xf19/0x1600 [ 88.324798][ T19] ? really_probe+0x653/0x14b0 [ 88.329598][ T19] ? __driver_probe_device+0x3e9/0x530 [ 88.335081][ T19] ? __device_attach_driver+0x79f/0x1120 [ 88.340741][ T19] ? bus_for_each_drv+0x2d6/0x3f0 [ 88.345827][ T19] ? __device_attach+0x593/0x8e0 [ 88.350793][ T19] ? device_initial_probe+0x4a/0x60 [ 88.356021][ T19] ? bus_probe_device+0x17b/0x3e0 [ 88.361084][ T19] ? device_add+0x1fff/0x26e0 [ 88.365788][ T19] ? usb_set_configuration+0x37e9/0x3ed0 [ 88.371456][ T19] ? usb_generic_driver_probe+0x13c/0x300 [ 88.377338][ T19] ? usb_probe_device+0x309/0x570 [ 88.382399][ T19] ? really_probe+0x653/0x14b0 [ 88.387196][ T19] ? __driver_probe_device+0x3e9/0x530 [ 88.392691][ T19] ? __device_attach_driver+0x79f/0x1120 [ 88.398357][ T19] ? bus_for_each_drv+0x2d6/0x3f0 [ 88.403442][ T19] ? __device_attach+0x593/0x8e0 [ 88.408495][ T19] ? device_initial_probe+0x4a/0x60 [ 88.413791][ T19] ? bus_probe_device+0x17b/0x3e0 [ 88.418842][ T19] ? device_add+0x1fff/0x26e0 [ 88.423756][ T19] ? usb_new_device+0x1b8e/0x2950 [ 88.428818][ T19] ? hub_event+0x58e3/0x89e0 [ 88.433438][ T19] ? process_one_work+0xdb6/0x1820 [ 88.438589][ T19] ? worker_thread+0x10b3/0x21e0 [ 88.443544][ T19] ? kthread+0x3c7/0x500 [ 88.447818][ T19] ? ret_from_fork+0x1f/0x30 [ 88.452439][ T19] ? stack_trace_save+0x43/0x60 [ 88.457339][ T19] ? __stack_depot_save+0x21/0x4d0 [ 88.462480][ T19] ? kmsan_get_metadata+0x33/0x220 [ 88.467670][ T19] ? kmsan_internal_set_shadow_origin+0x5e/0xc0 [ 88.473961][ T19] ? kmsan_get_metadata+0x33/0x220 [ 88.479109][ T19] ? kmsan_get_shadow_origin_ptr+0x9b/0xf0 [ 88.484970][ T19] __msan_warning+0xb8/0x130 [ 88.489604][ T19] string+0x4ec/0x6f0 [ 88.493623][ T19] vsnprintf+0x2222/0x3650 [ 88.498080][ T19] pointer+0x1844/0x2060 [ 88.502348][ T19] ? kmsan_get_metadata+0x33/0x220 [ 88.507499][ T19] vsnprintf+0x1a9b/0x3650 [ 88.511973][ T19] vprintk_store+0x537/0x2150 [ 88.516697][ T19] ? vsnprintf+0x355b/0x3650 [ 88.521331][ T19] ? snprintf+0x24a/0x290 [ 88.525684][ T19] vprintk_emit+0x25c/0x950 [ 88.530245][ T19] dev_vprintk_emit+0x5ef/0x6d0 [ 88.535161][ T19] dev_printk_emit+0x1dd/0x21f [ 88.539990][ T19] __dev_printk+0x3be/0x440 [ 88.544532][ T19] _dev_info+0x1ea/0x22f [ 88.548810][ T19] ? usb_read8+0xe7/0x130 [ 88.553158][ T19] ? r871xu_drv_init+0x185e/0x3070 [ 88.558303][ T19] ? r8712_read8+0xa5/0xd0 [ 88.562761][ T19] r871xu_drv_init+0x1929/0x3070 [ 88.567726][ T19] ? __pm_runtime_set_status+0x1aed/0x1e40 [ 88.573581][ T19] ? kmsan_get_metadata+0x33/0x220 [ 88.578732][ T19] ? r871x_dev_unload+0x310/0x310 [ 88.583776][ T19] ? r871x_dev_unload+0x310/0x310 [ 88.588820][ T19] usb_probe_interface+0xf19/0x1600 [ 88.594072][ T19] ? kmsan_get_metadata+0x33/0x220 [ 88.599234][ T19] ? usb_register_driver+0x900/0x900 [ 88.604640][ T19] really_probe+0x653/0x14b0 [ 88.609261][ T19] __driver_probe_device+0x3e9/0x530 [ 88.614573][ T19] __device_attach_driver+0x79f/0x1120 [ 88.620070][ T19] bus_for_each_drv+0x2d6/0x3f0 [ 88.624952][ T19] ? deferred_probe_work_func+0x4c0/0x4c0 [ 88.630718][ T19] __device_attach+0x593/0x8e0 [ 88.635525][ T19] ? btf_func_check_meta+0x1a1/0x8d0 [ 88.640839][ T19] device_initial_probe+0x4a/0x60 [ 88.645909][ T19] bus_probe_device+0x17b/0x3e0 [ 88.650785][ T19] device_add+0x1fff/0x26e0 [ 88.655323][ T19] usb_set_configuration+0x37e9/0x3ed0 [ 88.660819][ T19] ? usb_set_configuration+0xb11/0x3ed0 [ 88.666414][ T19] ? usb_choose_configuration+0xcbb/0xf90 [ 88.672200][ T19] usb_generic_driver_probe+0x13c/0x300 [ 88.677799][ T19] ? kmsan_get_shadow_origin_ptr+0x9b/0xf0 [ 88.683658][ T19] ? usb_choose_configuration+0xf90/0xf90 [ 88.689405][ T19] usb_probe_device+0x309/0x570 [ 88.694286][ T19] ? kmsan_get_metadata+0x33/0x220 [ 88.699455][ T19] ? usb_register_device_driver+0x580/0x580 [ 88.705393][ T19] really_probe+0x653/0x14b0 [ 88.710012][ T19] __driver_probe_device+0x3e9/0x530 [ 88.715325][ T19] __device_attach_driver+0x79f/0x1120 [ 88.720830][ T19] bus_for_each_drv+0x2d6/0x3f0 [ 88.725709][ T19] ? deferred_probe_work_func+0x4c0/0x4c0 [ 88.731471][ T19] __device_attach+0x593/0x8e0 [ 88.736267][ T19] ? btf_func_check_meta+0x1a1/0x8d0 [ 88.741602][ T19] device_initial_probe+0x4a/0x60 [ 88.746651][ T19] bus_probe_device+0x17b/0x3e0 [ 88.751533][ T19] device_add+0x1fff/0x26e0 [ 88.756101][ T19] usb_new_device+0x1b8e/0x2950 [ 88.760998][ T19] hub_event+0x58e3/0x89e0 [ 88.765475][ T19] ? kmsan_get_metadata+0x33/0x220 [ 88.770646][ T19] ? kmsan_get_shadow_origin_ptr+0x9b/0xf0 [ 88.776497][ T19] ? led_work+0x7b0/0x7b0 [ 88.780842][ T19] process_one_work+0xdb6/0x1820 [ 88.785812][ T19] worker_thread+0x10b3/0x21e0 [ 88.790611][ T19] kthread+0x3c7/0x500 [ 88.794700][ T19] ? worker_clr_flags+0x370/0x370 [ 88.799743][ T19] ? kthread_blkcg+0x120/0x120 [ 88.804532][ T19] ret_from_fork+0x1f/0x30 [ 88.808987][ T19] [ 88.812177][ T19] Kernel Offset: disabled [ 88.816501][ T19] Rebooting in 86400 seconds..