Warning: Permanently added '10.128.0.237' (ECDSA) to the list of known hosts. executing program syzkaller login: [ 86.542072][ T3138] usb 1-1: new high-speed USB device number 2 using dummy_hcd [ 86.792101][ T3138] usb 1-1: Using ep0 maxpacket: 8 [ 86.912493][ T3138] usb 1-1: config 0 has an invalid interface number: 213 but max is 0 [ 86.920852][ T3138] usb 1-1: config 0 contains an unexpected descriptor of type 0x2, skipping [ 86.929971][ T3138] usb 1-1: config 0 has no interface number 0 [ 86.936271][ T3138] usb 1-1: config 0 interface 213 altsetting 0 bulk endpoint 0x1 has invalid maxpacket 64 [ 86.946385][ T3138] usb 1-1: config 0 interface 213 altsetting 0 has a duplicate endpoint with address 0x2, skipping [ 86.957514][ T3138] usb 1-1: config 0 interface 213 altsetting 0 has an invalid endpoint descriptor of length 2, skipping [ 86.968843][ T3138] usb 1-1: config 0 interface 213 altsetting 0 endpoint 0x5 has invalid maxpacket 1023, setting to 64 [ 86.980133][ T3138] usb 1-1: config 0 interface 213 altsetting 0 has a duplicate endpoint with address 0x2, skipping [ 86.991010][ T3138] usb 1-1: config 0 interface 213 altsetting 0 has 9 endpoint descriptors, different from the interface descriptor's value: 8 [ 87.004289][ T3138] usb 1-1: New USB device found, idVendor=13d3, idProduct=3334, bcdDevice= a.49 [ 87.013647][ T3138] usb 1-1: New USB device strings: Mfr=0, Product=0, SerialNumber=0 [ 87.024661][ T3138] usb 1-1: config 0 descriptor?? [ 87.068472][ T3138] r8712u: register rtl8712_netdev_ops to netdev_ops [ 87.075242][ T3138] usb 1-1: r8712u: USB_SPEED_HIGH with 6 endpoints executing program [ 87.302362][ T3138] ===================================================== [ 87.309481][ T3138] BUG: KMSAN: uninit-value in string+0x4ec/0x6f0 [ 87.315840][ T3138] string+0x4ec/0x6f0 [ 87.319967][ T3138] vsnprintf+0x2222/0x3650 [ 87.324396][ T3138] pointer+0x1844/0x2060 [ 87.328662][ T3138] vsnprintf+0x1a9b/0x3650 [ 87.333089][ T3138] vprintk_store+0x537/0x2150 [ 87.337794][ T3138] vprintk_emit+0x25c/0x950 [ 87.342358][ T3138] dev_vprintk_emit+0x5ef/0x6d0 [ 87.347254][ T3138] dev_printk_emit+0x1dd/0x21f [ 87.352069][ T3138] __dev_printk+0x3be/0x440 [ 87.356613][ T3138] _dev_info+0x1ea/0x22f [ 87.360879][ T3138] r871xu_drv_init+0x1929/0x3070 [ 87.365843][ T3138] usb_probe_interface+0xf19/0x1600 [ 87.371102][ T3138] really_probe+0x653/0x14b0 [ 87.375726][ T3138] __driver_probe_device+0x3e9/0x530 [ 87.381056][ T3138] __device_attach_driver+0x79f/0x1120 [ 87.386546][ T3138] bus_for_each_drv+0x2d6/0x3f0 [ 87.391454][ T3138] __device_attach+0x593/0x8e0 [ 87.396406][ T3138] device_initial_probe+0x4a/0x60 [ 87.401455][ T3138] bus_probe_device+0x17b/0x3e0 [ 87.406339][ T3138] device_add+0x1fff/0x26e0 [ 87.410871][ T3138] usb_set_configuration+0x37e9/0x3ed0 [ 87.416366][ T3138] usb_generic_driver_probe+0x13c/0x300 [ 87.421957][ T3138] usb_probe_device+0x309/0x570 [ 87.426884][ T3138] really_probe+0x653/0x14b0 [ 87.431541][ T3138] __driver_probe_device+0x3e9/0x530 [ 87.436858][ T3138] __device_attach_driver+0x79f/0x1120 [ 87.442349][ T3138] bus_for_each_drv+0x2d6/0x3f0 [ 87.447221][ T3138] __device_attach+0x593/0x8e0 [ 87.452017][ T3138] device_initial_probe+0x4a/0x60 [ 87.457272][ T3138] bus_probe_device+0x17b/0x3e0 [ 87.462151][ T3138] device_add+0x1fff/0x26e0 [ 87.466700][ T3138] usb_new_device+0x1b8e/0x2950 [ 87.471699][ T3138] hub_event+0x58e3/0x89e0 [ 87.476163][ T3138] process_one_work+0xdb6/0x1820 [ 87.481123][ T3138] worker_thread+0x10b3/0x21e0 [ 87.485914][ T3138] kthread+0x3c7/0x500 [ 87.490005][ T3138] ret_from_fork+0x1f/0x30 [ 87.494442][ T3138] [ 87.496763][ T3138] Local variable data created at: [ 87.501906][ T3138] usb_read8+0x5d/0x130 [ 87.506099][ T3138] r8712_read8+0xa5/0xd0 [ 87.510353][ T3138] [ 87.512690][ T3138] CPU: 0 PID: 3138 Comm: kworker/0:3 Not tainted 5.17.0-rc4-syzkaller #0 [ 87.521122][ T3138] Hardware name: Google Google Compute Engine/Google Compute Engine, BIOS Google 01/01/2011 [ 87.531199][ T3138] Workqueue: usb_hub_wq hub_event [ 87.536279][ T3138] ===================================================== [ 87.543226][ T3138] Disabling lock debugging due to kernel taint [ 87.549378][ T3138] Kernel panic - not syncing: kmsan.panic set ... [ 87.555799][ T3138] CPU: 0 PID: 3138 Comm: kworker/0:3 Tainted: G B 5.17.0-rc4-syzkaller #0 [ 87.565661][ T3138] Hardware name: Google Google Compute Engine/Google Compute Engine, BIOS Google 01/01/2011 [ 87.575742][ T3138] Workqueue: usb_hub_wq hub_event [ 87.580798][ T3138] Call Trace: [ 87.584095][ T3138] [ 87.587026][ T3138] dump_stack_lvl+0x1ff/0x28e [ 87.591738][ T3138] dump_stack+0x25/0x28 [ 87.595916][ T3138] panic+0x487/0xe1f [ 87.599847][ T3138] ? add_taint+0x181/0x210 [ 87.604286][ T3138] ? _raw_spin_unlock_irqrestore+0x78/0xb0 [ 87.610121][ T3138] kmsan_report+0x2e6/0x2f0 [ 87.614665][ T3138] ? __msan_warning+0xb8/0x130 [ 87.619457][ T3138] ? string+0x4ec/0x6f0 [ 87.623627][ T3138] ? vsnprintf+0x2222/0x3650 [ 87.628241][ T3138] ? pointer+0x1844/0x2060 [ 87.632675][ T3138] ? vsnprintf+0x1a9b/0x3650 [ 87.637301][ T3138] ? vprintk_store+0x537/0x2150 [ 87.642193][ T3138] ? vprintk_emit+0x25c/0x950 [ 87.646906][ T3138] ? dev_vprintk_emit+0x5ef/0x6d0 [ 87.651994][ T3138] ? dev_printk_emit+0x1dd/0x21f [ 87.657060][ T3138] ? __dev_printk+0x3be/0x440 [ 87.661774][ T3138] ? _dev_info+0x1ea/0x22f [ 87.666231][ T3138] ? r871xu_drv_init+0x1929/0x3070 [ 87.671397][ T3138] ? usb_probe_interface+0xf19/0x1600 [ 87.676840][ T3138] ? really_probe+0x653/0x14b0 [ 87.681661][ T3138] ? __driver_probe_device+0x3e9/0x530 [ 87.687145][ T3138] ? __device_attach_driver+0x79f/0x1120 [ 87.692847][ T3138] ? bus_for_each_drv+0x2d6/0x3f0 [ 87.697896][ T3138] ? __device_attach+0x593/0x8e0 [ 87.702877][ T3138] ? device_initial_probe+0x4a/0x60 [ 87.708102][ T3138] ? bus_probe_device+0x17b/0x3e0 [ 87.713156][ T3138] ? device_add+0x1fff/0x26e0 [ 87.717867][ T3138] ? usb_set_configuration+0x37e9/0x3ed0 [ 87.723543][ T3138] ? usb_generic_driver_probe+0x13c/0x300 [ 87.729296][ T3138] ? usb_probe_device+0x309/0x570 [ 87.734352][ T3138] ? really_probe+0x653/0x14b0 [ 87.739151][ T3138] ? __driver_probe_device+0x3e9/0x530 [ 87.744659][ T3138] ? __device_attach_driver+0x79f/0x1120 [ 87.750402][ T3138] ? bus_for_each_drv+0x2d6/0x3f0 [ 87.755476][ T3138] ? __device_attach+0x593/0x8e0 [ 87.760442][ T3138] ? device_initial_probe+0x4a/0x60 [ 87.765664][ T3138] ? bus_probe_device+0x17b/0x3e0 [ 87.770713][ T3138] ? device_add+0x1fff/0x26e0 [ 87.775471][ T3138] ? usb_new_device+0x1b8e/0x2950 [ 87.780514][ T3138] ? hub_event+0x58e3/0x89e0 [ 87.785207][ T3138] ? process_one_work+0xdb6/0x1820 [ 87.790448][ T3138] ? worker_thread+0x10b3/0x21e0 [ 87.795402][ T3138] ? kthread+0x3c7/0x500 [ 87.799669][ T3138] ? ret_from_fork+0x1f/0x30 [ 87.804380][ T3138] ? stack_trace_save+0x43/0x60 [ 87.809259][ T3138] ? __stack_depot_save+0x21/0x4d0 [ 87.814401][ T3138] ? kmsan_get_metadata+0x33/0x220 [ 87.819566][ T3138] ? kmsan_internal_set_shadow_origin+0x5e/0xc0 [ 87.825839][ T3138] ? kmsan_get_metadata+0x33/0x220 [ 87.830982][ T3138] ? kmsan_get_shadow_origin_ptr+0x9b/0xf0 [ 87.836830][ T3138] __msan_warning+0xb8/0x130 [ 87.841464][ T3138] string+0x4ec/0x6f0 [ 87.845485][ T3138] vsnprintf+0x2222/0x3650 [ 87.849930][ T3138] pointer+0x1844/0x2060 [ 87.854194][ T3138] ? kmsan_get_metadata+0x33/0x220 [ 87.859360][ T3138] vsnprintf+0x1a9b/0x3650 [ 87.863819][ T3138] vprintk_store+0x537/0x2150 [ 87.868526][ T3138] ? vsnprintf+0x355b/0x3650 [ 87.873146][ T3138] ? snprintf+0x24a/0x290 [ 87.877513][ T3138] vprintk_emit+0x25c/0x950 [ 87.882053][ T3138] dev_vprintk_emit+0x5ef/0x6d0 [ 87.886979][ T3138] dev_printk_emit+0x1dd/0x21f [ 87.891793][ T3138] __dev_printk+0x3be/0x440 [ 87.896357][ T3138] _dev_info+0x1ea/0x22f [ 87.900633][ T3138] ? usb_read8+0xe7/0x130 [ 87.904990][ T3138] ? r871xu_drv_init+0x185e/0x3070 [ 87.910174][ T3138] ? r8712_read8+0xa5/0xd0 [ 87.914615][ T3138] r871xu_drv_init+0x1929/0x3070 [ 87.919579][ T3138] ? __pm_runtime_set_status+0x1aed/0x1e40 [ 87.925423][ T3138] ? kmsan_get_metadata+0x33/0x220 [ 87.930568][ T3138] ? r871x_dev_unload+0x310/0x310 [ 87.935618][ T3138] ? r871x_dev_unload+0x310/0x310 [ 87.940695][ T3138] usb_probe_interface+0xf19/0x1600 [ 87.945934][ T3138] ? kmsan_get_metadata+0x33/0x220 [ 87.951098][ T3138] ? usb_register_driver+0x900/0x900 [ 87.956413][ T3138] really_probe+0x653/0x14b0 [ 87.961047][ T3138] __driver_probe_device+0x3e9/0x530 [ 87.966366][ T3138] __device_attach_driver+0x79f/0x1120 [ 87.971868][ T3138] bus_for_each_drv+0x2d6/0x3f0 [ 87.976762][ T3138] ? deferred_probe_work_func+0x4c0/0x4c0 [ 87.982544][ T3138] __device_attach+0x593/0x8e0 [ 87.987727][ T3138] ? btf_func_check_meta+0x1a1/0x8d0 [ 87.993038][ T3138] device_initial_probe+0x4a/0x60 [ 87.998090][ T3138] bus_probe_device+0x17b/0x3e0 [ 88.002991][ T3138] device_add+0x1fff/0x26e0 [ 88.007532][ T3138] usb_set_configuration+0x37e9/0x3ed0 [ 88.013029][ T3138] ? usb_set_configuration+0xb11/0x3ed0 [ 88.018686][ T3138] usb_generic_driver_probe+0x13c/0x300 [ 88.024287][ T3138] ? kmsan_get_shadow_origin_ptr+0x9b/0xf0 [ 88.030168][ T3138] ? usb_choose_configuration+0xf90/0xf90 [ 88.035923][ T3138] usb_probe_device+0x309/0x570 [ 88.040812][ T3138] ? kmsan_get_metadata+0x33/0x220 [ 88.045978][ T3138] ? usb_register_device_driver+0x580/0x580 [ 88.051922][ T3138] really_probe+0x653/0x14b0 [ 88.056597][ T3138] __driver_probe_device+0x3e9/0x530 [ 88.062625][ T3138] __device_attach_driver+0x79f/0x1120 [ 88.068158][ T3138] bus_for_each_drv+0x2d6/0x3f0 [ 88.073036][ T3138] ? deferred_probe_work_func+0x4c0/0x4c0 [ 88.078795][ T3138] __device_attach+0x593/0x8e0 [ 88.083586][ T3138] ? btf_func_check_meta+0x1a1/0x8d0 [ 88.088900][ T3138] device_initial_probe+0x4a/0x60 [ 88.093975][ T3138] bus_probe_device+0x17b/0x3e0 [ 88.098960][ T3138] device_add+0x1fff/0x26e0 [ 88.103509][ T3138] usb_new_device+0x1b8e/0x2950 [ 88.108396][ T3138] hub_event+0x58e3/0x89e0 [ 88.112867][ T3138] ? kmsan_get_metadata+0x33/0x220 [ 88.118019][ T3138] ? kmsan_get_shadow_origin_ptr+0x9b/0xf0 [ 88.123892][ T3138] ? led_work+0x7b0/0x7b0 [ 88.128276][ T3138] process_one_work+0xdb6/0x1820 [ 88.133270][ T3138] worker_thread+0x10b3/0x21e0 [ 88.138097][ T3138] kthread+0x3c7/0x500 [ 88.142192][ T3138] ? worker_clr_flags+0x370/0x370 [ 88.147587][ T3138] ? kthread_blkcg+0x120/0x120 [ 88.152382][ T3138] ret_from_fork+0x1f/0x30 [ 88.156836][ T3138] [ 88.159939][ T3138] Kernel Offset: disabled [ 88.164265][ T3138] Rebooting in 86400 seconds..