[ OK ] Listening on Load/Save RF Kill Switch Status /dev/rfkill Watch. [ OK ] Started Getty on tty6. [ OK ] Started Getty on tty5. [ OK ] Started Getty on tty4. [ OK ] Started Getty on tty3. [ OK ] Started Getty on tty2. [ OK ] Started Getty on tty1. [ OK ] Started Serial Getty on ttyS0. [ OK ] Reached target Login Prompts. [ OK ] Reached target Multi-User System. [ OK ] Reached target Graphical Interface. Starting Update UTMP about System Runlevel Changes... Starting Load/Save RF Kill Switch Status... [ OK ] Started Update UTMP about System Runlevel Changes. [ OK ] Started Load/Save RF Kill Switch Status. Debian GNU/Linux 9 syzkaller ttyS0 Warning: Permanently added '10.128.0.230' (ECDSA) to the list of known hosts. executing program syzkaller login: [ 142.036069][ T4709] usb 1-1: new high-speed USB device number 2 using dummy_hcd [ 142.276075][ T4709] usb 1-1: Using ep0 maxpacket: 32 [ 142.566885][ T4709] usb 1-1: New USB device found, idVendor=0df6, idProduct=0063, bcdDevice=5a.8e [ 142.576179][ T4709] usb 1-1: New USB device strings: Mfr=1, Product=2, SerialNumber=3 [ 142.584299][ T4709] usb 1-1: Product: syz [ 142.588788][ T4709] usb 1-1: Manufacturer: syz [ 142.593555][ T4709] usb 1-1: SerialNumber: syz [ 142.601450][ T4709] usb 1-1: config 0 descriptor?? [ 142.654098][ T4709] r8712u: register rtl8712_netdev_ops to netdev_ops [ 142.660915][ T4709] usb 1-1: r8712u: USB_SPEED_HIGH with 0 endpoints [ 142.776179][ T4709] usb 1-1: r8712u: Boot from EFUSE: Autoload Failed [ 142.781730][ C1] ===================================================== [ 142.781756][ C1] BUG: KMSAN: uninit-value in string+0x573/0x6d0 [ 142.781785][ C1] CPU: 1 PID: 4709 Comm: kworker/1:3 Not tainted 5.12.0-rc6-syzkaller #0 [ 142.781810][ C1] Hardware name: Google Google Compute Engine/Google Compute Engine, BIOS Google 01/01/2011 [ 142.781836][ C1] Workqueue: usb_hub_wq hub_event [ 142.781867][ C1] Call Trace: [ 142.781880][ C1] dump_stack+0x24c/0x2e0 [ 142.781896][ C1] kmsan_report+0xfb/0x1e0 [ 142.781911][ C1] __msan_warning+0x5c/0xa0 [ 142.781926][ C1] string+0x573/0x6d0 [ 142.781941][ C1] vsnprintf+0x1acd/0x3600 [ 142.781956][ C1] pointer+0x1cbb/0x1ea0 [ 142.781972][ C1] ? kmsan_get_shadow_origin_ptr+0x84/0xb0 [ 142.781990][ C1] vsnprintf+0x15f2/0x3600 [ 142.782005][ C1] vprintk_store+0x2ab/0x1df0 [ 142.782022][ C1] ? kmsan_internal_set_origin+0x85/0xc0 [ 142.782040][ C1] ? __msan_instrument_asm_store+0x22/0x130 [ 142.782058][ C1] ? __printk_safe_enter+0xe/0x30 [ 142.782075][ C1] vprintk_emit+0x28e/0x8b0 [ 142.782091][ C1] dev_vprintk_emit+0x5f7/0x6d8 [ 142.782107][ C1] dev_printk_emit+0x1ce/0x210 [ 142.782124][ C1] ? r8712_usbctrl_vendorreq+0x4a8/0x4d0 [ 142.782143][ C1] ? kmsan_get_shadow_origin_ptr+0x84/0xb0 [ 142.782160][ C1] __dev_printk+0x3dc/0x458 [ 142.782175][ C1] _dev_info+0x1e5/0x22a [ 142.782190][ C1] ? usb_read8+0xe7/0x130 [ 142.782206][ C1] ? r871xu_drv_init+0x1986/0x2fe0 [ 142.782223][ C1] ? r8712_usb_set_intf_ops+0x240/0x240 [ 142.782240][ C1] r871xu_drv_init+0x1a59/0x2fe0 [ 142.782256][ C1] ? r871x_dev_unload+0x310/0x310 [ 142.782273][ C1] usb_probe_interface+0xfcc/0x1520 [ 142.782290][ C1] ? usb_register_driver+0x900/0x900 [ 142.782306][ C1] really_probe+0xe15/0x24d0 [ 142.782322][ C1] driver_probe_device+0x29d/0x3a0 [ 142.782339][ C1] __device_attach_driver+0x63f/0x830 [ 142.782356][ C1] bus_for_each_drv+0x2c8/0x3f0 [ 142.782372][ C1] ? deferred_probe_work_func+0x4d0/0x4d0 [ 142.782389][ C1] __device_attach+0x56a/0x890 [ 142.782405][ C1] device_initial_probe+0x4a/0x60 [ 142.782422][ C1] bus_probe_device+0x17e/0x3d0 [ 142.782438][ C1] ? kmsan_get_shadow_origin_ptr+0x84/0xb0 [ 142.782456][ C1] device_add+0x2c15/0x31d0 [ 142.782472][ C1] usb_set_configuration+0x3872/0x3eb0 [ 142.782489][ C1] ? usb_set_configuration+0xae1/0x3eb0 [ 142.782507][ C1] ? __msan_metadata_ptr_for_load_1+0x10/0x20 [ 142.782525][ C1] usb_generic_driver_probe+0x138/0x300 [ 142.782543][ C1] ? usb_choose_configuration+0xee0/0xee0 [ 142.782560][ C1] usb_probe_device+0x317/0x570 [ 142.782577][ C1] ? usb_register_device_driver+0x590/0x590 [ 142.782595][ C1] really_probe+0xe15/0x24d0 [ 142.782618][ C1] driver_probe_device+0x29d/0x3a0 [ 142.782654][ C1] __device_attach_driver+0x63f/0x830 [ 142.782690][ C1] bus_for_each_drv+0x2c8/0x3f0 [ 142.782726][ C1] ? deferred_probe_work_func+0x4d0/0x4d0 [ 142.782764][ C1] __device_attach+0x56a/0x890 [ 142.782804][ C1] device_initial_probe+0x4a/0x60 [ 142.782824][ C1] bus_probe_device+0x17e/0x3d0 [ 142.782841][ C1] ? kmsan_get_shadow_origin_ptr+0x84/0xb0 [ 142.782858][ C1] device_add+0x2c15/0x31d0 [ 142.782874][ C1] usb_new_device+0x1bd4/0x2a30 [ 142.782890][ C1] hub_event+0x5b99/0x8870 [ 142.782905][ C1] ? kmsan_get_metadata+0x116/0x180 [ 142.782923][ C1] ? kmsan_get_shadow_origin_ptr+0x84/0xb0 [ 142.782940][ C1] ? led_work+0x780/0x780 [ 142.782956][ C1] process_one_work+0x1219/0x1fe0 [ 142.782972][ C1] worker_thread+0x10ec/0x2340 [ 142.782988][ C1] kthread+0x521/0x560 [ 142.783003][ C1] ? process_one_work+0x1fe0/0x1fe0 [ 142.783020][ C1] ? kthread_blkcg+0x110/0x110 [ 142.783035][ C1] ret_from_fork+0x1f/0x30 [ 142.783049][ C1] [ 142.783063][ C1] Local variable ----data@usb_read8 created at: [ 142.783082][ C1] usb_read8+0x5d/0x130 [ 142.783097][ C1] usb_read8+0x5d/0x130 [ 142.783114][ C1] ===================================================== [ 142.783135][ C1] Disabling lock debugging due to kernel taint [ 142.783155][ C1] ===================================================== [ 142.783176][ C1] BUG: KMSAN: uninit-value in string+0x573/0x6d0 [ 142.783198][ C1] CPU: 1 PID: 4709 Comm: kworker/1:3 Tainted: G B 5.12.0-rc6-syzkaller #0 [ 142.783225][ C1] Hardware name: Google Google Compute Engine/Google Compute Engine, BIOS Google 01/01/2011 [ 142.783249][ C1] Workqueue: usb_hub_wq hub_event [ 142.783278][ C1] Call Trace: [ 142.783291][ C1] dump_stack+0x24c/0x2e0 [ 142.783306][ C1] kmsan_report+0xfb/0x1e0 [ 142.783321][ C1] __msan_warning+0x5c/0xa0 [ 142.783336][ C1] string+0x573/0x6d0 [ 142.783350][ C1] vsnprintf+0x1acd/0x3600 [ 142.783365][ C1] pointer+0x1cbb/0x1ea0 [ 142.783381][ C1] ? kmsan_get_shadow_origin_ptr+0x84/0xb0 [ 142.783398][ C1] vsnprintf+0x15f2/0x3600 [ 142.783413][ C1] vprintk_store+0x2ab/0x1df0 [ 142.783430][ C1] ? kmsan_internal_set_origin+0x85/0xc0 [ 142.783447][ C1] ? __msan_instrument_asm_store+0x22/0x130 [ 142.783465][ C1] ? __printk_safe_enter+0xe/0x30 [ 142.783481][ C1] vprintk_emit+0x28e/0x8b0 [ 142.783497][ C1] dev_vprintk_emit+0x5f7/0x6d8 [ 142.783513][ C1] dev_printk_emit+0x1ce/0x210 [ 142.783529][ C1] ? r8712_usbctrl_vendorreq+0x4a8/0x4d0 [ 142.783547][ C1] ? kmsan_get_shadow_origin_ptr+0x84/0xb0 [ 142.783564][ C1] __dev_printk+0x3dc/0x458 [ 142.783579][ C1] _dev_info+0x1e5/0x22a [ 142.783594][ C1] ? usb_read8+0xe7/0x130 [ 142.783610][ C1] ? r871xu_drv_init+0x1986/0x2fe0 [ 142.783627][ C1] ? r8712_usb_set_intf_ops+0x240/0x240 [ 142.783644][ C1] r871xu_drv_init+0x1a59/0x2fe0 [ 142.783660][ C1] ? r871x_dev_unload+0x310/0x310 [ 142.783677][ C1] usb_probe_interface+0xfcc/0x1520 [ 142.783694][ C1] ? usb_register_driver+0x900/0x900 [ 142.783711][ C1] really_probe+0xe15/0x24d0 [ 142.783727][ C1] driver_probe_device+0x29d/0x3a0 [ 142.783744][ C1] __device_attach_driver+0x63f/0x830 [ 142.783761][ C1] bus_for_each_drv+0x2c8/0x3f0 [ 142.783784][ C1] ? deferred_probe_work_func+0x4d0/0x4d0 [ 142.783820][ C1] __device_attach+0x56a/0x890 [ 142.783854][ C1] device_initial_probe+0x4a/0x60 [ 142.783888][ C1] bus_probe_device+0x17e/0x3d0 [ 142.783924][ C1] ? kmsan_get_shadow_origin_ptr+0x84/0xb0 [ 142.783962][ C1] device_add+0x2c15/0x31d0 [ 142.783990][ C1] usb_set_configuration+0x3872/0x3eb0 [ 142.784008][ C1] ? usb_set_configuration+0xae1/0x3eb0 [ 142.784026][ C1] ? __msan_metadata_ptr_for_load_1+0x10/0x20 [ 142.784045][ C1] usb_generic_driver_probe+0x138/0x300 [ 142.784063][ C1] ? usb_choose_configuration+0xee0/0xee0 [ 142.784081][ C1] usb_probe_device+0x317/0x570 [ 142.784098][ C1] ? usb_register_device_driver+0x590/0x590 [ 142.784116][ C1] really_probe+0xe15/0x24d0 [ 142.784132][ C1] driver_probe_device+0x29d/0x3a0 [ 142.784149][ C1] __device_attach_driver+0x63f/0x830 [ 142.784166][ C1] bus_for_each_drv+0x2c8/0x3f0 [ 142.784182][ C1] ? deferred_probe_work_func+0x4d0/0x4d0 [ 142.784200][ C1] __device_attach+0x56a/0x890 [ 142.784216][ C1] device_initial_probe+0x4a/0x60 [ 142.784232][ C1] bus_probe_device+0x17e/0x3d0 [ 142.784249][ C1] ? kmsan_get_shadow_origin_ptr+0x84/0xb0 [ 142.784266][ C1] device_add+0x2c15/0x31d0 [ 142.784282][ C1] usb_new_device+0x1bd4/0x2a30 [ 142.784297][ C1] hub_event+0x5b99/0x8870 [ 142.784313][ C1] ? kmsan_get_metadata+0x116/0x180 [ 142.784330][ C1] ? kmsan_get_shadow_origin_ptr+0x84/0xb0 [ 142.784347][ C1] ? led_work+0x780/0x780 [ 142.784362][ C1] process_one_work+0x1219/0x1fe0 [ 142.784378][ C1] worker_thread+0x10ec/0x2340 [ 142.784394][ C1] kthread+0x521/0x560 [ 142.784409][ C1] ? process_one_work+0x1fe0/0x1fe0 [ 142.784425][ C1] ? kthread_blkcg+0x110/0x110 [ 142.784441][ C1] ret_from_fork+0x1f/0x30 [ 142.784455][ C1] [ 142.784468][ C1] Local variable ----data@usb_read8 created at: [ 142.784487][ C1] usb_read8+0x5d/0x130 [ 142.784502][ C1] usb_read8+0x5d/0x130 [ 142.784519][ C1] ===================================================== [ 142.784540][ C1] ===================================================== [ 142.784561][ C1] BUG: KMSAN: uninit-value in string+0x573/0x6d0 [ 142.784583][ C1] CPU: 1 PID: 4709 Comm: kworker/1:3 Tainted: G B 5.12.0-rc6-syzkaller #0 [ 142.784610][ C1] Hardware name: Google Google Compute Engine/Google Compute Engine, BIOS Google 01/01/2011 [ 142.784635][ C1] Workqueue: usb_hub_wq hub_event [ 142.784663][ C1] Call Trace: [ 142.784677][ C1] dump_stack+0x24c/0x2e0 [ 142.784692][ C1] kmsan_report+0xfb/0x1e0 [ 142.784708][ C1] __msan_warning+0x5c/0xa0 [ 142.784723][ C1] string+0x573/0x6d0 [ 142.784737][ C1] vsnprintf+0x1acd/0x3600 [ 142.784752][ C1] pointer+0x1cbb/0x1ea0 [ 142.784768][ C1] ? kmsan_get_shadow_origin_ptr+0x84/0xb0 [ 142.784791][ C1] vsnprintf+0x15f2/0x3600 [ 142.784806][ C1] vprintk_store+0x2ab/0x1df0 [ 142.784822][ C1] ? kmsan_internal_set_origin+0x85/0xc0 [ 142.784840][ C1] ? __msan_instrument_asm_store+0x22/0x130 [ 142.784858][ C1] ? __printk_safe_enter+0xe/0x30 [ 142.784874][ C1] vprintk_emit+0x28e/0x8b0 [ 142.784890][ C1] dev_vprintk_emit+0x5f7/0x6d8 [ 142.784906][ C1] dev_printk_emit+0x1ce/0x210 [ 142.784923][ C1] ? r8712_usbctrl_vendorreq+0x4a8/0x4d0 [ 142.784941][ C1] ? kmsan_get_shadow_origin_ptr+0x84/0xb0 [ 142.784958][ C1] __dev_printk+0x3dc/0x458 [ 142.784988][ C1] _dev_info+0x1e5/0x22a [ 142.785019][ C1] ? usb_read8+0xe7/0x130 [ 142.785053][ C1] ? r871xu_drv_init+0x1986/0x2fe0 [ 142.785089][ C1] ? r8712_usb_set_intf_ops+0x240/0x240 [ 142.785126][ C1] r871xu_drv_init+0x1a59/0x2fe0 [ 142.785158][ C1] ? r871x_dev_unload+0x310/0x310 [ 142.785176][ C1] usb_probe_interface+0xfcc/0x1520 [ 142.785193][ C1] ? usb_register_driver+0x900/0x900 [ 142.785209][ C1] really_probe+0xe15/0x24d0 [ 142.785225][ C1] driver_probe_device+0x29d/0x3a0 [ 142.785242][ C1] __device_attach_driver+0x63f/0x830 [ 142.785259][ C1] bus_for_each_drv+0x2c8/0x3f0 [ 142.785276][ C1] ? deferred_probe_work_func+0x4d0/0x4d0 [ 142.785294][ C1] __device_attach+0x56a/0x890 [ 142.785310][ C1] device_initial_probe+0x4a/0x60 [ 142.785327][ C1] bus_probe_device+0x17e/0x3d0 [ 142.785344][ C1] ? kmsan_get_shadow_origin_ptr+0x84/0xb0 [ 142.785361][ C1] device_add+0x2c15/0x31d0 [ 142.785377][ C1] usb_set_configuration+0x3872/0x3eb0 [ 142.785394][ C1] ? usb_set_configuration+0xae1/0x3eb0 [ 142.785412][ C1] ? __msan_metadata_ptr_for_load_1+0x10/0x20 [ 142.785431][ C1] usb_generic_driver_probe+0x138/0x300 [ 142.785449][ C1] ? usb_choose_configuration+0xee0/0xee0 [ 142.785466][ C1] usb_probe_device+0x317/0x570 [ 142.785483][ C1] ? usb_register_device_driver+0x590/0x590 [ 142.785500][ C1] really_probe+0xe15/0x24d0 [ 142.785517][ C1] driver_probe_device+0x29d/0x3a0 [ 142.785534][ C1] __device_attach_driver+0x63f/0x830 [ 142.785551][ C1] bus_for_each_drv+0x2c8/0x3f0 [ 142.785568][ C1] ? deferred_probe_work_func+0x4d0/0x4d0 [ 142.785585][ C1] __device_attach+0x56a/0x890 [ 142.785601][ C1] device_initial_probe+0x4a/0x60 [ 142.785618][ C1] bus_probe_device+0x17e/0x3d0 [ 142.785635][ C1] ? kmsan_get_shadow_origin_ptr+0x84/0xb0 [ 142.785652][ C1] device_add+0x2c15/0x31d0 [ 142.785668][ C1] usb_new_device+0x1bd4/0x2a30 [ 142.785683][ C1] hub_event+0x5b99/0x8870 [ 142.785699][ C1] ? kmsan_get_metadata+0x116/0x180 [ 142.785716][ C1] ? kmsan_get_shadow_origin_ptr+0x84/0xb0 [ 142.785733][ C1] ? led_work+0x780/0x780 [ 142.785749][ C1] process_one_work+0x1219/0x1fe0 [ 142.785765][ C1] worker_thread+0x10ec/0x2340 [ 142.785786][ C1] kthread+0x521/0x560 [ 142.785802][ C1] ? process_one_work+0x1fe0/0x1fe0 [ 142.785818][ C1] ? kthread_blkcg+0x110/0x110 [ 142.785834][ C1] ret_from_fork+0x1f/0x30 [ 142.785865][ C1] [ 142.785894][ C1] Local variable ----data@usb_read8 created at: [ 142.785933][ C1] usb_read8+0x5d/0x130 [ 142.785966][ C1] usb_read8+0x5d/0x130 [ 142.786001][ C1] ===================================================== [ 142.786048][ C1] ===================================================== [ 142.786094][ C1] BUG: KMSAN: uninit-value in string+0x573/0x6d0 [ 142.786138][ C1] CPU: 1 PID: 4709 Comm: kworker/1:3 Tainted: G B 5.12.0-rc6-syzkaller #0 [ 142.786195][ C1] Hardware name: Google Google Compute Engine/Google Compute Engine, BIOS Google 01/01/2011 [ 142.786248][ C1] Workqueue: usb_hub_wq hub_event [ 142.786306][ C1] Call Trace: [ 142.786334][ C1] dump_stack+0x24c/0x2e0 [ 142.786364][ C1] kmsan_report+0xfb/0x1e0 [ 142.786381][ C1] __msan_warning+0x5c/0xa0 [ 142.786396][ C1] string+0x573/0x6d0 [ 142.786411][ C1] vsnprintf+0x1acd/0x3600 [ 142.786426][ C1] pointer+0x1cbb/0x1ea0 [ 142.786442][ C1] ? kmsan_get_shadow_origin_ptr+0x84/0xb0 [ 142.786460][ C1] vsnprintf+0x15f2/0x3600 [ 142.786475][ C1] vprintk_store+0x2ab/0x1df0 [ 142.786491][ C1] ? kmsan_internal_ [ 142.786516][ C1] Lost 1731 message(s)! [ 144.064744][ T4709] ===================================================== [ 144.071683][ T4709] BUG: KMSAN: uninit-value in r871xu_drv_init+0x1a86/0x2fe0 [ 144.079004][ T4709] CPU: 1 PID: 4709 Comm: kworker/1:3 Tainted: G B 5.12.0-rc6-syzkaller #0 [ 144.088825][ T4709] Hardware name: Google Google Compute Engine/Google Compute Engine, BIOS Google 01/01/2011 [ 144.098894][ T4709] Workqueue: usb_hub_wq hub_event [ 144.103940][ T4709] Call Trace: [ 144.107227][ T4709] dump_stack+0x24c/0x2e0 [ 144.111586][ T4709] kmsan_report+0xfb/0x1e0 [ 144.116027][ T4709] __msan_warning+0x5c/0xa0 [ 144.120659][ T4709] r871xu_drv_init+0x1a86/0x2fe0 [ 144.125632][ T4709] ? r871x_dev_unload+0x310/0x310 [ 144.130711][ T4709] usb_probe_interface+0xfcc/0x1520 [ 144.135940][ T4709] ? usb_register_driver+0x900/0x900 [ 144.141282][ T4709] really_probe+0xe15/0x24d0 [ 144.145896][ T4709] driver_probe_device+0x29d/0x3a0 [ 144.151030][ T4709] __device_attach_driver+0x63f/0x830 [ 144.156428][ T4709] bus_for_each_drv+0x2c8/0x3f0 [ 144.161322][ T4709] ? deferred_probe_work_func+0x4d0/0x4d0 [ 144.167115][ T4709] __device_attach+0x56a/0x890 [ 144.171903][ T4709] device_initial_probe+0x4a/0x60 [ 144.176948][ T4709] bus_probe_device+0x17e/0x3d0 [ 144.181825][ T4709] ? kmsan_get_shadow_origin_ptr+0x84/0xb0 [ 144.187653][ T4709] device_add+0x2c15/0x31d0 [ 144.192184][ T4709] usb_set_configuration+0x3872/0x3eb0 [ 144.197671][ T4709] ? usb_set_configuration+0xae1/0x3eb0 [ 144.203245][ T4709] ? __msan_metadata_ptr_for_load_1+0x10/0x20 [ 144.209341][ T4709] usb_generic_driver_probe+0x138/0x300 [ 144.214915][ T4709] ? usb_choose_configuration+0xee0/0xee0 [ 144.220656][ T4709] usb_probe_device+0x317/0x570 [ 144.225534][ T4709] ? usb_register_device_driver+0x590/0x590 [ 144.231457][ T4709] really_probe+0xe15/0x24d0 [ 144.236071][ T4709] driver_probe_device+0x29d/0x3a0 [ 144.241209][ T4709] __device_attach_driver+0x63f/0x830 [ 144.246607][ T4709] bus_for_each_drv+0x2c8/0x3f0 [ 144.251487][ T4709] ? deferred_probe_work_func+0x4d0/0x4d0 [ 144.257231][ T4709] __device_attach+0x56a/0x890 [ 144.262020][ T4709] device_initial_probe+0x4a/0x60 [ 144.267065][ T4709] bus_probe_device+0x17e/0x3d0 [ 144.271947][ T4709] ? kmsan_get_shadow_origin_ptr+0x84/0xb0 [ 144.277777][ T4709] device_add+0x2c15/0x31d0 [ 144.282323][ T4709] usb_new_device+0x1bd4/0x2a30 [ 144.287200][ T4709] hub_event+0x5b99/0x8870 [ 144.291646][ T4709] ? kmsan_get_metadata+0x116/0x180 [ 144.296864][ T4709] ? kmsan_get_shadow_origin_ptr+0x84/0xb0 [ 144.302692][ T4709] ? led_work+0x780/0x780 [ 144.307040][ T4709] process_one_work+0x1219/0x1fe0 [ 144.312098][ T4709] worker_thread+0x10ec/0x2340 [ 144.316895][ T4709] kthread+0x521/0x560 [ 144.320984][ T4709] ? process_one_work+0x1fe0/0x1fe0 [ 144.326209][ T4709] ? kthread_blkcg+0x110/0x110 [ 144.330992][ T4709] ret_from_fork+0x1f/0x30 [ 144.335439][ T4709] executing program [ 144.337770][ T4709] Local variable ----data@usb_read8 created at: [ 144.344009][ T4709] usb_read8+0x5d/0x130 [ 144.348183][ T4709] usb_read8+0x5d/0x130 [ 144.352358][ T4709] ===================================================== [ 144.359532][ T4709] ===================================================== [ 144.366487][ T4709] BUG: KMSAN: uninit-value in r871xu_drv_init+0x2a38/0x2fe0 [ 144.373801][ T4709] CPU: 1 PID: 4709 Comm: kworker/1:3 Tainted: G B 5.12.0-rc6-syzkaller #0 [ 144.383621][ T4709] Hardware name: Google Google Compute Engine/Google Compute Engine, BIOS Google 01/01/2011 [ 144.393692][ T4709] Workqueue: usb_hub_wq hub_event [ 144.398741][ T4709] Call Trace: [ 144.402027][ T4709] dump_stack+0x24c/0x2e0 [ 144.406382][ T4709] kmsan_report+0xfb/0x1e0 [ 144.410832][ T4709] __msan_warning+0x5c/0xa0 [ 144.415355][ T4709] r871xu_drv_init+0x2a38/0x2fe0 [ 144.420339][ T4709] ? r871x_dev_unload+0x310/0x310 [ 144.425393][ T4709] usb_probe_interface+0xfcc/0x1520 [ 144.430674][ T4709] ? usb_register_driver+0x900/0x900 [ 144.435977][ T4709] really_probe+0xe15/0x24d0 [ 144.440586][ T4709] driver_probe_device+0x29d/0x3a0 [ 144.445712][ T4709] __device_attach_driver+0x63f/0x830 [ 144.451097][ T4709] bus_for_each_drv+0x2c8/0x3f0 [ 144.455968][ T4709] ? deferred_probe_work_func+0x4d0/0x4d0 [ 144.461703][ T4709] __device_attach+0x56a/0x890 [ 144.466479][ T4709] device_initial_probe+0x4a/0x60 [ 144.471515][ T4709] bus_probe_device+0x17e/0x3d0 [ 144.476386][ T4709] ? kmsan_get_shadow_origin_ptr+0x84/0xb0 [ 144.482212][ T4709] device_add+0x2c15/0x31d0 [ 144.486734][ T4709] usb_set_configuration+0x3872/0x3eb0 [ 144.492213][ T4709] ? usb_set_configuration+0xae1/0x3eb0 [ 144.497778][ T4709] ? __msan_metadata_ptr_for_load_1+0x10/0x20 [ 144.503864][ T4709] usb_generic_driver_probe+0x138/0x300 [ 144.509425][ T4709] ? usb_choose_configuration+0xee0/0xee0 [ 144.515163][ T4709] usb_probe_device+0x317/0x570 [ 144.520033][ T4709] ? usb_register_device_driver+0x590/0x590 [ 144.525943][ T4709] really_probe+0xe15/0x24d0 [ 144.530551][ T4709] driver_probe_device+0x29d/0x3a0 [ 144.535674][ T4709] __device_attach_driver+0x63f/0x830 [ 144.541061][ T4709] bus_for_each_drv+0x2c8/0x3f0 [ 144.545928][ T4709] ? deferred_probe_work_func+0x4d0/0x4d0 [ 144.551660][ T4709] __device_attach+0x56a/0x890 [ 144.556440][ T4709] device_initial_probe+0x4a/0x60 [ 144.561476][ T4709] bus_probe_device+0x17e/0x3d0 [ 144.566349][ T4709] ? kmsan_get_shadow_origin_ptr+0x84/0xb0 [ 144.572168][ T4709] device_add+0x2c15/0x31d0 [ 144.576696][ T4709] usb_new_device+0x1bd4/0x2a30 [ 144.581569][ T4709] hub_event+0x5b99/0x8870 [ 144.586008][ T4709] ? kmsan_get_metadata+0x116/0x180 [ 144.591218][ T4709] ? kmsan_get_shadow_origin_ptr+0x84/0xb0 [ 144.597058][ T4709] ? led_work+0x780/0x780 [ 144.601396][ T4709] process_one_work+0x1219/0x1fe0 [ 144.606442][ T4709] worker_thread+0x10ec/0x2340 [ 144.611232][ T4709] kthread+0x521/0x560 [ 144.615321][ T4709] ? process_one_work+0x1fe0/0x1fe0 [ 144.620551][ T4709] ? kthread_blkcg+0x110/0x110 [ 144.625356][ T4709] ret_from_fork+0x1f/0x30 [ 144.629794][ T4709] [ 144.632113][ T4709] Local variable ----mac@r871xu_drv_init created at: [ 144.638779][ T4709] r871xu_drv_init+0x189d/0x2fe0 [ 144.643747][ T4709] r871xu_drv_init+0x189d/0x2fe0 [ 144.648709][ T4709] ===================================================== [ 144.655954][ T4709] usb 1-1: r8712u: MAC Address from efuse = 00:e0:4c:87:00:00 [ 144.663552][ T4709] usb 1-1: r8712u: Loading firmware from "rtlwifi/rtl8712u.bin" [ 144.675696][ T4709] usb 1-1: USB disconnect, device number 2 [ 144.695660][ T896] usb 1-1: Direct firmware load for rtlwifi/rtl8712u.bin failed with error -2 [ 144.704810][ T896] usb 1-1: Falling back to sysfs fallback for: rtlwifi/rtl8712u.bin [ 144.808220][ T896] usb 1-1: r8712u: Firmware request failed [ 145.185992][ T4709] usb 1-1: new high-speed USB device number 3 using dummy_hcd [ 145.426030][ T4709] usb 1-1: Using ep0 maxpacket: 32 [ 145.716245][ T4709] usb 1-1: New USB device found, idVendor=0df6, idProduct=0063, bcdDevice=5a.8e [ 145.725455][ T4709] usb 1-1: New USB device strings: Mfr=1, Product=2, SerialNumber=3 [ 145.733747][ T4709] usb 1-1: Product: syz [ 145.738191][ T4709] usb 1-1: Manufacturer: syz [ 145.742884][ T4709] usb 1-1: SerialNumber: syz [ 145.751216][ T4709] usb 1-1: config 0 descriptor?? [ 145.803858][ T4709] r8712u: register rtl8712_netdev_ops to netdev_ops [ 145.810688][ T4709] usb 1-1: r8712u: USB_SPEED_HIGH with 0 endpoints [ 145.916307][ T4709] usb 1-1: r8712u: Boot from EFUSE: Autoload Failed [ 145.921824][ C1] ===================================================== [ 145.921851][ C1] BUG: KMSAN: uninit-value in string+0x573/0x6d0 [ 145.921874][ C1] CPU: 1 PID: 4709 Comm: kworker/1:3 Tainted: G B 5.12.0-rc6-syzkaller #0 [ 145.921901][ C1] Hardware name: Google Google Compute Engine/Google Compute Engine, BIOS Google 01/01/2011 [ 145.921926][ C1] Workqueue: usb_hub_wq hub_event [ 145.921957][ C1] Call Trace: [ 145.921971][ C1] dump_stack+0x24c/0x2e0 [ 145.921986][ C1] kmsan_report+0xfb/0x1e0 [ 145.922001][ C1] __msan_warning+0x5c/0xa0 [ 145.922017][ C1] string+0x573/0x6d0 [ 145.922031][ C1] vsnprintf+0x1acd/0x3600 [ 145.922046][ C1] pointer+0x1cbb/0x1ea0 [ 145.922062][ C1] ? kmsan_get_shadow_origin_ptr+0x84/0xb0 [ 145.922079][ C1] vsnprintf+0x15f2/0x3600 [ 145.922095][ C1] vprintk_store+0x2ab/0x1df0 [ 145.922112][ C1] ? kmsan_internal_set_origin+0x85/0xc0 [ 145.922130][ C1] ? __msan_instrument_asm_store+0x22/0x130 [ 145.922148][ C1] ? __printk_safe_enter+0xe/0x30 [ 145.922166][ C1] vprintk_emit+0x28e/0x8b0 [ 145.922198][ C1] dev_vprintk_emit+0x5f7/0x6d8 [ 145.922232][ C1] dev_printk_emit+0x1ce/0x210 [ 145.922268][ C1] ? r8712_usbctrl_vendorreq+0x4a8/0x4d0 [ 145.922306][ C1] ? kmsan_get_shadow_origin_ptr+0x84/0xb0 [ 145.922344][ C1] __dev_printk+0x3dc/0x458 [ 145.922375][ C1] _dev_info+0x1e5/0x22a [ 145.922394][ C1] ? usb_read8+0xe7/0x130 [ 145.922409][ C1] ? r871xu_drv_init+0x1986/0x2fe0 [ 145.922427][ C1] ? r8712_usb_set_intf_ops+0x240/0x240 [ 145.922444][ C1] r871xu_drv_init+0x1a59/0x2fe0 [ 145.922460][ C1] ? r871x_dev_unload+0x310/0x310 [ 145.922477][ C1] usb_probe_interface+0xfcc/0x1520 [ 145.922501][ C1] ? usb_register_driver+0x900/0x900 [ 145.922518][ C1] really_probe+0xe15/0x24d0 [ 145.922534][ C1] driver_probe_device+0x29d/0x3a0 [ 145.922551][ C1] __device_attach_driver+0x63f/0x830 [ 145.922572][ C1] bus_for_each_drv+0x2c8/0x3f0 [ 145.922589][ C1] ? deferred_probe_work_func+0x4d0/0x4d0 [ 145.922606][ C1] __device_attach+0x56a/0x890 [ 145.922623][ C1] device_initial_probe+0x4a/0x60 [ 145.922640][ C1] bus_probe_device+0x17e/0x3d0 [ 145.922656][ C1] ? kmsan_get_shadow_origin_ptr+0x84/0xb0 [ 145.922674][ C1] device_add+0x2c15/0x31d0 [ 145.922690][ C1] usb_set_configuration+0x3872/0x3eb0 [ 145.922708][ C1] ? usb_set_configuration+0xae1/0x3eb0 [ 145.922726][ C1] ? __msan_metadata_ptr_for_load_1+0x10/0x20 [ 145.922745][ C1] usb_generic_driver_probe+0x138/0x300 [ 145.922762][ C1] ? usb_choose_configuration+0xee0/0xee0 [ 145.922785][ C1] usb_probe_device+0x317/0x570 [ 145.922801][ C1] ? usb_register_device_driver+0x590/0x590 [ 145.922819][ C1] really_probe+0xe15/0x24d0 [ 145.922835][ C1] driver_probe_device+0x29d/0x3a0 [ 145.922852][ C1] __device_attach_driver+0x63f/0x830 [ 145.922869][ C1] bus_for_each_drv+0x2c8/0x3f0 [ 145.922886][ C1] ? deferred_probe_work_func+0x4d0/0x4d0 [ 145.922904][ C1] __device_attach+0x56a/0x890 [ 145.922920][ C1] device_initial_probe+0x4a/0x60 [ 145.922937][ C1] bus_probe_device+0x17e/0x3d0 [ 145.922954][ C1] ? kmsan_get_shadow_origin_ptr+0x84/0xb0 [ 145.922971][ C1] device_add+0x2c15/0x31d0 [ 145.922987][ C1] usb_new_device+0x1bd4/0x2a30 [ 145.923004][ C1] hub_event+0x5b99/0x8870 [ 145.923019][ C1] ? kmsan_get_metadata+0x116/0x180 [ 145.923037][ C1] ? kmsan_get_metadata+0x116/0x180 [ 145.923054][ C1] ? kmsan_get_shadow_origin_ptr+0x84/0xb0 [ 145.923072][ C1] ? led_work+0x780/0x780 [ 145.923087][ C1] process_one_work+0x1219/0x1fe0 [ 145.923104][ C1] worker_thread+0x12bc/0x2340 [ 145.923120][ C1] kthread+0x521/0x560 [ 145.923135][ C1] ? process_one_work+0x1fe0/0x1fe0 [ 145.923152][ C1] ? kthread_blkcg+0x110/0x110 [ 145.923168][ C1] ret_from_fork+0x1f/0x30 [ 145.923182][ C1] [ 145.923196][ C1] Local variable ----data@usb_read8 created at: [ 145.923215][ C1] usb_read8+0x5d/0x130 [ 145.923230][ C1] usb_read8+0x5d/0x130 [ 145.923247][ C1] ===================================================== [ 145.923268][ C1] ===================================================== [ 145.923289][ C1] BUG: KMSAN: uninit-value in string+0x573/0x6d0 [ 145.923312][ C1] CPU: 1 PID: 4709 Comm: kworker/1:3 Tainted: G B 5.12.0-rc6-syzkaller #0 [ 145.923339][ C1] Hardware name: Google Google Compute Engine/Google Compute Engine, BIOS Google 01/01/2011 [ 145.923375][ C1] Workqueue: usb_hub_wq hub_event [ 145.923434][ C1] Call Trace: [ 145.923462][ C1] dump_stack+0x24c/0x2e0 [ 145.923494][ C1] kmsan_report+0xfb/0x1e0 [ 145.923526][ C1] __msan_warning+0x5c/0xa0 [ 145.923556][ C1] string+0x573/0x6d0 [ 145.923573][ C1] vsnprintf+0x1acd/0x3600 [ 145.923588][ C1] pointer+0x1cbb/0x1ea0 [ 145.923603][ C1] ? kmsan_get_shadow_origin_ptr+0x84/0xb0 [ 145.923621][ C1] vsnprintf+0x15f2/0x3600 [ 145.923636][ C1] vprintk_store+0x2ab/0x1df0 [ 145.923652][ C1] ? kmsan_internal_set_origin+0x85/0xc0 [ 145.923670][ C1] ? __msan_instrument_asm_store+0x22/0x130 [ 145.923688][ C1] ? __printk_safe_enter+0xe/0x30 [ 145.923704][ C1] vprintk_emit+0x28e/0x8b0 [ 145.923720][ C1] dev_vprintk_emit+0x5f7/0x6d8 [ 145.923736][ C1] dev_printk_emit+0x1ce/0x210 [ 145.923752][ C1] ? r8712_usbctrl_vendorreq+0x4a8/0x4d0 [ 145.923770][ C1] ? kmsan_get_shadow_origin_ptr+0x84/0xb0 [ 145.923794][ C1] __dev_printk+0x3dc/0x458 [ 145.923809][ C1] _dev_info+0x1e5/0x22a [ 145.923824][ C1] ? usb_read8+0xe7/0x130 [ 145.923839][ C1] ? r871xu_drv_init+0x1986/0x2fe0 [ 145.923856][ C1] ? r8712_usb_set_intf_ops+0x240/0x240 [ 145.923874][ C1] r871xu_drv_init+0x1a59/0x2fe0 [ 145.923890][ C1] ? r871x_dev_unload+0x310/0x310 [ 145.923907][ C1] usb_probe_interface+0xfcc/0x1520 [ 145.923924][ C1] ? usb_register_driver+0x900/0x900 [ 145.923941][ C1] really_probe+0xe15/0x24d0 [ 145.923957][ C1] driver_probe_device+0x29d/0x3a0 [ 145.923975][ C1] __device_attach_driver+0x63f/0x830 [ 145.923992][ C1] bus_for_each_drv+0x2c8/0x3f0 [ 145.924009][ C1] ? deferred_probe_work_func+0x4d0/0x4d0 [ 145.924027][ C1] __device_attach+0x56a/0x890 [ 145.924043][ C1] device_initial_probe+0x4a/0x60 [ 145.924060][ C1] bus_probe_device+0x17e/0x3d0 [ 145.924076][ C1] ? kmsan_get_shadow_origin_ptr+0x84/0xb0 [ 145.924094][ C1] device_add+0x2c15/0x31d0 [ 145.924110][ C1] usb_set_configuration+0x3872/0x3eb0 [ 145.924127][ C1] ? usb_set_configuration+0xae1/0x3eb0 [ 145.924145][ C1] ? __msan_metadata_ptr_for_load_1+0x10/0x20 [ 145.924164][ C1] usb_generic_driver_probe+0x138/0x300 [ 145.924181][ C1] ? usb_choose_configuration+0xee0/0xee0 [ 145.924199][ C1] usb_probe_device+0x317/0x570 [ 145.924215][ C1] ? usb_register_device_driver+0x590/0x590 [ 145.924233][ C1] really_probe+0xe15/0x24d0 [ 145.924249][ C1] driver_probe_device+0x29d/0x3a0 [ 145.924265][ C1] __device_attach_driver+0x63f/0x830 [ 145.924282][ C1] bus_for_each_drv+0x2c8/0x3f0 [ 145.924299][ C1] ? deferred_probe_work_func+0x4d0/0x4d0 [ 145.924316][ C1] __device_attach+0x56a/0x890 [ 145.924332][ C1] device_initial_probe+0x4a/0x60 [ 145.924348][ C1] bus_probe_device+0x17e/0x3d0 [ 145.924365][ C1] ? kmsan_get_shadow_origin_ptr+0x84/0xb0 [ 145.924382][ C1] device_add+0x2c15/0x31d0 [ 145.924397][ C1] usb_new_device+0x1bd4/0x2a30 [ 145.924413][ C1] hub_event+0x5b99/0x8870 [ 145.924429][ C1] ? kmsan_get_metadata+0x116/0x180 [ 145.924445][ C1] ? kmsan_get_metadata+0x116/0x180 [ 145.924462][ C1] ? kmsan_get_shadow_origin_ptr+0x84/0xb0 [ 145.924480][ C1] ? led_work+0x780/0x780 [ 145.924495][ C1] process_one_work+0x1219/0x1fe0 [ 145.924511][ C1] worker_thread+0x12bc/0x2340 [ 145.924526][ C1] kthread+0x521/0x560 [ 145.924552][ C1] ? process_one_work+0x1fe0/0x1fe0 [ 145.924588][ C1] ? kthread_blkcg+0x110/0x110 [ 145.924621][ C1] ret_from_fork+0x1f/0x30 [ 145.924650][ C1] [ 145.924678][ C1] Local variable ----data@usb_read8 created at: [ 145.924718][ C1] usb_read8+0x5d/0x130 [ 145.924742][ C1] usb_read8+0x5d/0x130 [ 145.924759][ C1] ===================================================== [ 145.924786][ C1] ===================================================== [ 145.924807][ C1] BUG: KMSAN: uninit-value in string+0x573/0x6d0 [ 145.924829][ C1] CPU: 1 PID: 4709 Comm: kworker/1:3 Tainted: G B 5.12.0-rc6-syzkaller #0 [ 145.924857][ C1] Hardware name: Google Google Compute Engine/Google Compute Engine, BIOS Google 01/01/2011 [ 145.924882][ C1] Workqueue: usb_hub_wq hub_event [ 145.924910][ C1] Call Trace: [ 145.924924][ C1] dump_stack+0x24c/0x2e0 [ 145.924939][ C1] kmsan_report+0xfb/0x1e0 [ 145.924955][ C1] __msan_warning+0x5c/0xa0 [ 145.924970][ C1] string+0x573/0x6d0 [ 145.924984][ C1] vsnprintf+0x1acd/0x3600 [ 145.925000][ C1] pointer+0x1cbb/0x1ea0 [ 145.925015][ C1] ? kmsan_get_shadow_origin_ptr+0x84/0xb0 [ 145.925032][ C1] vsnprintf+0x15f2/0x3600 [ 145.925048][ C1] vprintk_store+0x2ab/0x1df0 [ 145.925064][ C1] ? kmsan_internal_set_origin+0x85/0xc0 [ 145.925082][ C1] ? __msan_instrument_asm_store+0x22/0x130 [ 145.925100][ C1] ? __printk_safe_enter+0xe/0x30 [ 145.925116][ C1] vprintk_emit+0x28e/0x8b0 [ 145.925132][ C1] dev_vprintk_emit+0x5f7/0x6d8 [ 145.925148][ C1] dev_printk_emit+0x1ce/0x210 [ 145.925167][ C1] ? r8712_usbctrl_vendorreq+0x4a8/0x4d0 [ 145.925185][ C1] ? kmsan_get_shadow_origin_ptr+0x84/0xb0 [ 145.925202][ C1] __dev_printk+0x3dc/0x458 [ 145.925217][ C1] _dev_info+0x1e5/0x22a [ 145.925232][ C1] ? usb_read8+0xe7/0x130 [ 145.925247][ C1] ? r871xu_drv_init+0x1986/0x2fe0 [ 145.925264][ C1] ? r8712_usb_set_intf_ops+0x240/0x240 [ 145.925281][ C1] r871xu_drv_init+0x1a59/0x2fe0 [ 145.925298][ C1] ? r871x_dev_unload+0x310/0x310 [ 145.925314][ C1] usb_probe_interface+0xfcc/0x1520 [ 145.925331][ C1] ? usb_register_driver+0x900/0x900 [ 145.925348][ C1] really_probe+0xe15/0x24d0 [ 145.925364][ C1] driver_probe_device+0x29d/0x3a0 [ 145.925381][ C1] __device_attach_driver+0x63f/0x830 [ 145.925398][ C1] bus_for_each_drv+0x2c8/0x3f0 [ 145.925415][ C1] ? deferred_probe_work_func+0x4d0/0x4d0 [ 145.925432][ C1] __device_attach+0x56a/0x890 [ 145.925449][ C1] device_initial_probe+0x4a/0x60 [ 145.925466][ C1] bus_probe_device+0x17e/0x3d0 [ 145.925482][ C1] ? kmsan_get_shadow_origin_ptr+0x84/0xb0 [ 145.925500][ C1] device_add+0x2c15/0x31d0 [ 145.925516][ C1] usb_set_configuration+0x3872/0x3eb0 [ 145.925534][ C1] ? usb_set_configuration+0xae1/0x3eb0 [ 145.925552][ C1] ? __msan_metadata_ptr_for_load_1+0x10/0x20 [ 145.925570][ C1] usb_generic_driver_probe+0x138/0x300 [ 145.925588][ C1] ? usb_choose_configuration+0xee0/0xee0 [ 145.925605][ C1] usb_probe_device+0x317/0x570 [ 145.925622][ C1] ? usb_register_device_driver+0x590/0x590 [ 145.925640][ C1] really_probe+0xe15/0x24d0 [ 145.925656][ C1] driver_probe_device+0x29d/0x3a0 [ 145.925673][ C1] __device_attach_driver+0x63f/0x830 [ 145.925690][ C1] bus_for_each_drv+0x2c8/0x3f0 [ 145.925707][ C1] ? deferred_probe_work_func+0x4d0/0x4d0 [ 145.925743][ C1] __device_attach+0x56a/0x890 [ 145.925782][ C1] device_initial_probe+0x4a/0x60 [ 145.925821][ C1] bus_probe_device+0x17e/0x3d0 [ 145.925856][ C1] ? kmsan_get_shadow_origin_ptr+0x84/0xb0 [ 145.925892][ C1] device_add+0x2c15/0x31d0 [ 145.925924][ C1] usb_new_device+0x1bd4/0x2a30 [ 145.925956][ C1] hub_event+0x5b99/0x8870 [ 145.925989][ C1] ? kmsan_get_metadata+0x116/0x180 [ 145.926026][ C1] ? kmsan_get_metadata+0x116/0x180 [ 145.926063][ C1] ? kmsan_get_shadow_origin_ptr+0x84/0xb0 [ 145.926097][ C1] ? led_work+0x780/0x780 [ 145.926129][ C1] process_one_work+0x1219/0x1fe0 [ 145.926163][ C1] worker_thread+0x12bc/0x2340 [ 145.926196][ C1] kthread+0x521/0x560 [ 145.926228][ C1] ? process_one_work+0x1fe0/0x1fe0 [ 145.926263][ C1] ? kthread_blkcg+0x110/0x110 [ 145.926296][ C1] ret_from_fork+0x1f/0x30 [ 145.926326][ C1] [ 145.926354][ C1] Local variable ----data@usb_read8 created at: [ 145.926384][ C1] usb_read8+0x5d/0x130 [ 145.926399][ C1] usb_read8+0x5d/0x130 [ 145.926417][ C1] ===================================================== [ 145.926438][ C1] ===================================================== [ 145.926460][ C1] BUG: KMSAN: uninit-value in string+0x573/0x6d0 [ 145.926482][ C1] CPU: 1 PID: 4709 Comm: kworker/1:3 Tainted: G B 5.12.0-rc6-syzkaller #0 [ 145.926510][ C1] Hardware name: Google Google Compute Engine/Google Compute Engine, BIOS Google 01/01/2011 [ 145.926535][ C1] Workqueue: usb_hub_wq hub_event [ 145.926564][ C1] Call Trace: [ 145.926578][ C1] dump_stack+0x24c/0x2e0 [ 145.926593][ C1] kmsan_report+0xfb/0x1e0 [ 145.926608][ C1] __msan_warning+0x5c/0xa0 [ 145.926623][ C1] string+0x573/0x6d0 [ 145.926638][ C1] vsnprintf+0x1acd/0x3600 [ 145.926653][ C1] pointer+0x1cbb/0x1ea0 [ 145.926668][ C1] ? kmsan_get_shadow_origin_ptr+0x84/0xb0 [ 145.926685][ C1] Lost 1757 message(s)! [ 147.207301][ T4709] ===================================================== [ 147.214236][ T4709] BUG: KMSAN: uninit-value in r871xu_drv_init+0x1a86/0x2fe0 [ 147.221579][ T4709] CPU: 1 PID: 4709 Comm: kworker/1:3 Tainted: G B 5.12.0-rc6-syzkaller #0 [ 147.231396][ T4709] Hardware name: Google Google Compute Engine/Google Compute Engine, BIOS Google 01/01/2011 [ 147.241460][ T4709] Workqueue: usb_hub_wq hub_event [ 147.246543][ T4709] Call Trace: [ 147.249827][ T4709] dump_stack+0x24c/0x2e0 [ 147.254180][ T4709] kmsan_report+0xfb/0x1e0 [ 147.258620][ T4709] __msan_warning+0x5c/0xa0 [ 147.263143][ T4709] r871xu_drv_init+0x1a86/0x2fe0 [ 147.268207][ T4709] ? r871x_dev_unload+0x310/0x310 [ 147.273374][ T4709] usb_probe_interface+0xfcc/0x1520 [ 147.278708][ T4709] ? usb_register_driver+0x900/0x900 [ 147.284027][ T4709] really_probe+0xe15/0x24d0 [ 147.288640][ T4709] driver_probe_device+0x29d/0x3a0 [ 147.293818][ T4709] __device_attach_driver+0x63f/0x830 [ 147.299214][ T4709] bus_for_each_drv+0x2c8/0x3f0 [ 147.304096][ T4709] ? deferred_probe_work_func+0x4d0/0x4d0 [ 147.309838][ T4709] __device_attach+0x56a/0x890 [ 147.314624][ T4709] device_initial_probe+0x4a/0x60 [ 147.319669][ T4709] bus_probe_device+0x17e/0x3d0 [ 147.324557][ T4709] ? kmsan_get_shadow_origin_ptr+0x84/0xb0 [ 147.330383][ T4709] device_add+0x2c15/0x31d0 [ 147.334913][ T4709] usb_set_configuration+0x3872/0x3eb0 [ 147.340398][ T4709] ? usb_set_configuration+0xae1/0x3eb0 [ 147.345970][ T4709] ? __msan_metadata_ptr_for_load_1+0x10/0x20 [ 147.352063][ T4709] usb_generic_driver_probe+0x138/0x300 [ 147.357635][ T4709] ? usb_choose_configuration+0xee0/0xee0 [ 147.363376][ T4709] usb_probe_device+0x317/0x570 [ 147.368252][ T4709] ? usb_register_device_driver+0x590/0x590 [ 147.374188][ T4709] really_probe+0xe15/0x24d0 [ 147.378801][ T4709] driver_probe_device+0x29d/0x3a0 [ 147.383935][ T4709] __device_attach_driver+0x63f/0x830 [ 147.389331][ T4709] bus_for_each_drv+0x2c8/0x3f0 [ 147.394236][ T4709] ? deferred_probe_work_func+0x4d0/0x4d0 [ 147.399987][ T4709] __device_attach+0x56a/0x890 [ 147.404772][ T4709] device_initial_probe+0x4a/0x60 [ 147.409815][ T4709] bus_probe_device+0x17e/0x3d0 [ 147.414691][ T4709] ? kmsan_get_shadow_origin_ptr+0x84/0xb0 [ 147.420518][ T4709] device_add+0x2c15/0x31d0 [ 147.425047][ T4709] usb_new_device+0x1bd4/0x2a30 [ 147.429923][ T4709] hub_event+0x5b99/0x8870 [ 147.434355][ T4709] ? kmsan_get_metadata+0x116/0x180 [ 147.439583][ T4709] ? kmsan_get_metadata+0x116/0x180 [ 147.444817][ T4709] ? kmsan_get_shadow_origin_ptr+0x84/0xb0 [ 147.450646][ T4709] ? led_work+0x780/0x780 [ 147.455030][ T4709] process_one_work+0x1219/0x1fe0 [ 147.460089][ T4709] worker_thread+0x12bc/0x2340 [ 147.464886][ T4709] kthread+0x521/0x560 [ 147.468977][ T4709] ? process_one_work+0x1fe0/0x1fe0 [ 147.474203][ T4709] ? kthread_blkcg+0x110/0x110 [ 147.478992][ T4709] ret_from_fork+0x1f/0x30 executing program [ 147.483432][ T4709] [ 147.485756][ T4709] Local variable ----data@usb_read8 created at: [ 147.491991][ T4709] usb_read8+0x5d/0x130 [ 147.496166][ T4709] usb_read8+0x5d/0x130 [ 147.500376][ T4709] ===================================================== [ 147.507512][ T4709] ===================================================== [ 147.514488][ T4709] BUG: KMSAN: uninit-value in r871xu_drv_init+0x2a38/0x2fe0 [ 147.521799][ T4709] CPU: 1 PID: 4709 Comm: kworker/1:3 Tainted: G B 5.12.0-rc6-syzkaller #0 [ 147.531618][ T4709] Hardware name: Google Google Compute Engine/Google Compute Engine, BIOS Google 01/01/2011 [ 147.541688][ T4709] Workqueue: usb_hub_wq hub_event [ 147.546735][ T4709] Call Trace: [ 147.550015][ T4709] dump_stack+0x24c/0x2e0 [ 147.554361][ T4709] kmsan_report+0xfb/0x1e0 [ 147.558792][ T4709] __msan_warning+0x5c/0xa0 [ 147.563304][ T4709] r871xu_drv_init+0x2a38/0x2fe0 [ 147.568259][ T4709] ? r871x_dev_unload+0x310/0x310 [ 147.573321][ T4709] usb_probe_interface+0xfcc/0x1520 [ 147.578541][ T4709] ? usb_register_driver+0x900/0x900 [ 147.583841][ T4709] really_probe+0xe15/0x24d0 [ 147.588442][ T4709] driver_probe_device+0x29d/0x3a0 [ 147.593565][ T4709] __device_attach_driver+0x63f/0x830 [ 147.598965][ T4709] bus_for_each_drv+0x2c8/0x3f0 [ 147.603830][ T4709] ? deferred_probe_work_func+0x4d0/0x4d0 [ 147.609562][ T4709] __device_attach+0x56a/0x890 [ 147.614339][ T4709] device_initial_probe+0x4a/0x60 [ 147.619375][ T4709] bus_probe_device+0x17e/0x3d0 [ 147.624254][ T4709] ? kmsan_get_shadow_origin_ptr+0x84/0xb0 [ 147.630084][ T4709] device_add+0x2c15/0x31d0 [ 147.634606][ T4709] usb_set_configuration+0x3872/0x3eb0 [ 147.640088][ T4709] ? usb_set_configuration+0xae1/0x3eb0 [ 147.645650][ T4709] ? __msan_metadata_ptr_for_load_1+0x10/0x20 [ 147.651736][ T4709] usb_generic_driver_probe+0x138/0x300 [ 147.657309][ T4709] ? usb_choose_configuration+0xee0/0xee0 [ 147.663042][ T4709] usb_probe_device+0x317/0x570 [ 147.667906][ T4709] ? usb_register_device_driver+0x590/0x590 [ 147.673815][ T4709] really_probe+0xe15/0x24d0 [ 147.678420][ T4709] driver_probe_device+0x29d/0x3a0 [ 147.683543][ T4709] __device_attach_driver+0x63f/0x830 [ 147.688928][ T4709] bus_for_each_drv+0x2c8/0x3f0 [ 147.693795][ T4709] ? deferred_probe_work_func+0x4d0/0x4d0 [ 147.699526][ T4709] __device_attach+0x56a/0x890 [ 147.704309][ T4709] device_initial_probe+0x4a/0x60 [ 147.709346][ T4709] bus_probe_device+0x17e/0x3d0 [ 147.714212][ T4709] ? kmsan_get_shadow_origin_ptr+0x84/0xb0 [ 147.720038][ T4709] device_add+0x2c15/0x31d0 [ 147.724597][ T4709] usb_new_device+0x1bd4/0x2a30 [ 147.729477][ T4709] hub_event+0x5b99/0x8870 [ 147.733913][ T4709] ? kmsan_get_metadata+0x116/0x180 [ 147.739133][ T4709] ? kmsan_get_metadata+0x116/0x180 [ 147.744351][ T4709] ? kmsan_get_shadow_origin_ptr+0x84/0xb0 [ 147.750185][ T4709] ? led_work+0x780/0x780 [ 147.754524][ T4709] process_one_work+0x1219/0x1fe0 [ 147.759589][ T4709] worker_thread+0x12bc/0x2340 [ 147.764383][ T4709] kthread+0x521/0x560 [ 147.768477][ T4709] ? process_one_work+0x1fe0/0x1fe0 [ 147.773694][ T4709] ? kthread_blkcg+0x110/0x110 [ 147.778482][ T4709] ret_from_fork+0x1f/0x30 [ 147.782916][ T4709] [ 147.785235][ T4709] Local variable ----mac@r871xu_drv_init created at: [ 147.791898][ T4709] r871xu_drv_init+0x189d/0x2fe0 [ 147.796849][ T4709] r871xu_drv_init+0x189d/0x2fe0 [ 147.801796][ T4709] ===================================================== [ 147.809012][ T4709] usb 1-1: r8712u: MAC Address from efuse = 00:e0:4c:87:00:00 [ 147.816676][ T4709] usb 1-1: r8712u: Loading firmware from "rtlwifi/rtl8712u.bin" [ 147.828253][ T896] usb 1-1: Direct firmware load for rtlwifi/rtl8712u.bin failed with error -2 [ 147.837406][ T896] usb 1-1: Falling back to sysfs fallback for: rtlwifi/rtl8712u.bin [ 147.847091][ T4709] usb 1-1: USB disconnect, device number 3 [ 147.881258][ T896] usb 1-1: r8712u: Firmware request failed [ 148.245992][ T4709] usb 1-1: new high-speed USB device number 4 using dummy_hcd [ 148.496004][ T4709] usb 1-1: Using ep0 maxpacket: 32 [ 148.776092][ T4709] usb 1-1: New USB device found, idVendor=0df6, idProduct=0063, bcdDevice=5a.8e [ 148.785247][ T4709] usb 1-1: New USB device strings: Mfr=1, Product=2, SerialNumber=3 [ 148.793532][ T4709] usb 1-1: Product: syz [ 148.797946][ T4709] usb 1-1: Manufacturer: syz [ 148.802640][ T4709] usb 1-1: SerialNumber: syz [ 148.810835][ T4709] usb 1-1: config 0 descriptor?? [ 148.863710][ T4709] r8712u: register rtl8712_netdev_ops to netdev_ops [ 148.870580][ T4709] usb 1-1: r8712u: USB_SPEED_HIGH with 0 endpoints [ 148.976062][ T4709] usb 1-1: r8712u: Boot from EFUSE: Autoload Failed [ 148.981957][ C1] ===================================================== [ 148.981984][ C1] BUG: KMSAN: uninit-value in string+0x573/0x6d0 [ 148.982007][ C1] CPU: 1 PID: 4709 Comm: kworker/1:3 Tainted: G B 5.12.0-rc6-syzkaller #0 [ 148.982035][ C1] Hardware name: Google Google Compute Engine/Google Compute Engine, BIOS Google 01/01/2011 [ 148.982060][ C1] Workqueue: usb_hub_wq hub_event [ 148.982093][ C1] Call Trace: executing program [ 148.982107][ C1] dump_stack+0x24c/0x2e0 [ 148.982122][ C1] kmsan_report+0xfb/0x1e0 [ 148.982137][ C1] __msan_warning+0x5c/0xa0 [ 148.982153][ C1] string+0x573/0x6d0 [ 148.982167][ C1] vsnprintf+0x1acd/0x3600 [ 148.982183][ C1] pointer+0x1cbb/0x1ea0 [ 148.982199][ C1] ? kmsan_get_shadow_origin_ptr+0x84/0xb0 [ 148.982216][ C1] vsnprintf+0x15f2/0x3600 [ 148.982232][ C1] vprintk_store+0x2ab/0x1df0 [ 148.982249][ C1] ? kmsan_internal_set_origin+0x85/0xc0 [ 148.982267][ C1] ? __msan_instrument_asm_store+0x22/0x130 [ 148.982285][ C1] ? __printk_safe_enter+0xe/0x30 [ 148.982308][ C1] vprintk_emit+0x28e/0x8b0 [ 148.982324][ C1] dev_vprintk_emit+0x5f7/0x6d8 [ 148.982340][ C1] dev_printk_emit+0x1ce/0x210 [ 148.982357][ C1] ? r8712_usbctrl_vendorreq+0x4a8/0x4d0 [ 148.982376][ C1] ? kmsan_get_shadow_origin_ptr+0x84/0xb0 [ 148.982393][ C1] __dev_printk+0x3dc/0x458 [ 148.982408][ C1] _dev_info+0x1e5/0x22a [ 148.982424][ C1] ? usb_read8+0xe7/0x130 [ 148.982440][ C1] ? r871xu_drv_init+0x1986/0x2fe0 [ 148.982457][ C1] ? r8712_usb_set_intf_ops+0x240/0x240 [ 148.982474][ C1] r871xu_drv_init+0x1a59/0x2fe0 [ 148.982491][ C1] ? r871x_dev_unload+0x310/0x310 [ 148.982507][ C1] usb_probe_interface+0xfcc/0x1520 [ 148.982524][ C1] ? usb_register_driver+0x900/0x900 [ 148.982541][ C1] really_probe+0xe15/0x24d0 [ 148.982557][ C1] driver_probe_device+0x29d/0x3a0 [ 148.982574][ C1] __device_attach_driver+0x63f/0x830 [ 148.982591][ C1] bus_for_each_drv+0x2c8/0x3f0 [ 148.982607][ C1] ? deferred_probe_work_func+0x4d0/0x4d0 [ 148.982640][ C1] __device_attach+0x56a/0x890 [ 148.982674][ C1] device_initial_probe+0x4a/0x60 [ 148.982709][ C1] bus_probe_device+0x17e/0x3d0 [ 148.982745][ C1] ? kmsan_get_shadow_origin_ptr+0x84/0xb0 [ 148.982783][ C1] device_add+0x2c15/0x31d0 [ 148.982821][ C1] usb_set_configuration+0x3872/0x3eb0 [ 148.982839][ C1] ? usb_set_configuration+0xae1/0x3eb0 [ 148.982857][ C1] ? __msan_metadata_ptr_for_load_1+0x10/0x20 [ 148.982875][ C1] usb_generic_driver_probe+0x138/0x300 [ 148.982893][ C1] ? usb_choose_configuration+0xee0/0xee0 [ 148.982910][ C1] usb_probe_device+0x317/0x570 [ 148.982927][ C1] ? usb_register_device_driver+0x590/0x590 [ 148.982945][ C1] really_probe+0xe15/0x24d0 [ 148.982961][ C1] driver_probe_device+0x29d/0x3a0 [ 148.982978][ C1] __device_attach_driver+0x63f/0x830 [ 148.982995][ C1] bus_for_each_drv+0x2c8/0x3f0 [ 148.983012][ C1] ? deferred_probe_work_func+0x4d0/0x4d0 [ 148.983029][ C1] __device_attach+0x56a/0x890 [ 148.983045][ C1] device_initial_probe+0x4a/0x60 [ 148.983062][ C1] bus_probe_device+0x17e/0x3d0 [ 148.983078][ C1] ? kmsan_get_shadow_origin_ptr+0x84/0xb0 [ 148.983096][ C1] device_add+0x2c15/0x31d0 [ 148.983111][ C1] usb_new_device+0x1bd4/0x2a30 [ 148.983127][ C1] hub_event+0x5b99/0x8870 [ 148.983143][ C1] ? kmsan_get_metadata+0x116/0x180 [ 148.983160][ C1] ? kmsan_get_metadata+0x116/0x180 [ 148.983177][ C1] ? kmsan_get_shadow_origin_ptr+0x84/0xb0 [ 148.983195][ C1] ? led_work+0x780/0x780 [ 148.983210][ C1] process_one_work+0x1219/0x1fe0 [ 148.983227][ C1] worker_thread+0x12bc/0x2340 [ 148.983242][ C1] kthread+0x521/0x560 [ 148.983258][ C1] ? process_one_work+0x1fe0/0x1fe0 [ 148.983274][ C1] ? kthread_blkcg+0x110/0x110 [ 148.983290][ C1] ret_from_fork+0x1f/0x30 [ 148.983304][ C1] [ 148.983317][ C1] Local variable ----data@usb_read8 created at: [ 148.983336][ C1] usb_read8+0x5d/0x130 [ 148.983351][ C1] usb_read8+0x5d/0x130 [ 148.983369][ C1] ===================================================== [ 148.983390][ C1] ===================================================== [ 148.983411][ C1] BUG: KMSAN: uninit-value in string+0x573/0x6d0 [ 148.983433][ C1] CPU: 1 PID: 4709 Comm: kworker/1:3 Tainted: G B 5.12.0-rc6-syzkaller #0 [ 148.983460][ C1] Hardware name: Google Google Compute Engine/Google Compute Engine, BIOS Google 01/01/2011 [ 148.983484][ C1] Workqueue: usb_hub_wq hub_event [ 148.983513][ C1] Call Trace: [ 148.983526][ C1] dump_stack+0x24c/0x2e0 [ 148.983541][ C1] kmsan_report+0xfb/0x1e0 [ 148.983556][ C1] __msan_warning+0x5c/0xa0 [ 148.983571][ C1] string+0x573/0x6d0 [ 148.983589][ C1] vsnprintf+0x1acd/0x3600 [ 148.983604][ C1] pointer+0x1cbb/0x1ea0 [ 148.983619][ C1] ? kmsan_get_shadow_origin_ptr+0x84/0xb0 [ 148.983636][ C1] vsnprintf+0x15f2/0x3600 [ 148.983652][ C1] vprintk_store+0x2ab/0x1df0 [ 148.983677][ C1] ? kmsan_internal_set_origin+0x85/0xc0 [ 148.983694][ C1] ? __msan_instrument_asm_store+0x22/0x130 [ 148.983712][ C1] ? __printk_safe_enter+0xe/0x30 [ 148.983728][ C1] vprintk_emit+0x28e/0x8b0 [ 148.983744][ C1] dev_vprintk_emit+0x5f7/0x6d8 [ 148.983759][ C1] dev_printk_emit+0x1ce/0x210 [ 148.983776][ C1] ? r8712_usbctrl_vendorreq+0x4a8/0x4d0 [ 148.983802][ C1] ? kmsan_get_shadow_origin_ptr+0x84/0xb0 [ 148.983839][ C1] __dev_printk+0x3dc/0x458 [ 148.983871][ C1] _dev_info+0x1e5/0x22a [ 148.983902][ C1] ? usb_read8+0xe7/0x130 [ 148.983935][ C1] ? r871xu_drv_init+0x1986/0x2fe0 [ 148.983971][ C1] ? r8712_usb_set_intf_ops+0x240/0x240 [ 148.984000][ C1] r871xu_drv_init+0x1a59/0x2fe0 [ 148.984017][ C1] ? r871x_dev_unload+0x310/0x310 [ 148.984034][ C1] usb_probe_interface+0xfcc/0x1520 [ 148.984051][ C1] ? usb_register_driver+0x900/0x900 [ 148.984071][ C1] really_probe+0xe15/0x24d0 [ 148.984087][ C1] driver_probe_device+0x29d/0x3a0 [ 148.984104][ C1] __device_attach_driver+0x63f/0x830 [ 148.984121][ C1] bus_for_each_drv+0x2c8/0x3f0 [ 148.984138][ C1] ? deferred_probe_work_func+0x4d0/0x4d0 [ 148.984156][ C1] __device_attach+0x56a/0x890 [ 148.984172][ C1] device_initial_probe+0x4a/0x60 [ 148.984189][ C1] bus_probe_device+0x17e/0x3d0 [ 148.984206][ C1] ? kmsan_get_shadow_origin_ptr+0x84/0xb0 [ 148.984224][ C1] device_add+0x2c15/0x31d0 [ 148.984240][ C1] usb_set_configuration+0x3872/0x3eb0 [ 148.984257][ C1] ? usb_set_configuration+0xae1/0x3eb0 [ 148.984275][ C1] ? __msan_metadata_ptr_for_load_1+0x10/0x20 [ 148.984294][ C1] usb_generic_driver_probe+0x138/0x300 [ 148.984311][ C1] ? usb_choose_configuration+0xee0/0xee0 [ 148.984329][ C1] usb_probe_device+0x317/0x570 [ 148.984346][ C1] ? usb_register_device_driver+0x590/0x590 [ 148.984364][ C1] really_probe+0xe15/0x24d0 [ 148.984379][ C1] driver_probe_device+0x29d/0x3a0 [ 148.984396][ C1] __device_attach_driver+0x63f/0x830 [ 148.984413][ C1] bus_for_each_drv+0x2c8/0x3f0 [ 148.984430][ C1] ? deferred_probe_work_func+0x4d0/0x4d0 [ 148.984447][ C1] __device_attach+0x56a/0x890 [ 148.984464][ C1] device_initial_probe+0x4a/0x60 [ 148.984480][ C1] bus_probe_device+0x17e/0x3d0 [ 148.984497][ C1] ? kmsan_get_shadow_origin_ptr+0x84/0xb0 [ 148.984514][ C1] device_add+0x2c15/0x31d0 [ 148.984530][ C1] usb_new_device+0x1bd4/0x2a30 [ 148.984545][ C1] hub_event+0x5b99/0x8870 [ 148.984561][ C1] ? kmsan_get_metadata+0x116/0x180 [ 148.984578][ C1] ? kmsan_get_metadata+0x116/0x180 [ 148.984595][ C1] ? kmsan_get_shadow_origin_ptr+0x84/0xb0 [ 148.984612][ C1] ? led_work+0x780/0x780 [ 148.984627][ C1] process_one_work+0x1219/0x1fe0 [ 148.984644][ C1] worker_thread+0x12bc/0x2340 [ 148.984659][ C1] kthread+0x521/0x560 [ 148.984674][ C1] ? process_one_work+0x1fe0/0x1fe0 [ 148.984691][ C1] ? kthread_blkcg+0x110/0x110 [ 148.984706][ C1] ret_from_fork+0x1f/0x30 [ 148.984720][ C1] [ 148.984734][ C1] Local variable ----data@usb_read8 created at: [ 148.984753][ C1] usb_read8+0x5d/0x130 [ 148.984768][ C1] usb_read8+0x5d/0x130 [ 148.984785][ C1] ===================================================== [ 148.984813][ C1] ===================================================== [ 148.984835][ C1] BUG: KMSAN: uninit-value in string+0x573/0x6d0 [ 148.984857][ C1] CPU: 1 PID: 4709 Comm: kworker/1:3 Tainted: G B 5.12.0-rc6-syzkaller #0 [ 148.984885][ C1] Hardware name: Google Google Compute Engine/Google Compute Engine, BIOS Google 01/01/2011 [ 148.984909][ C1] Workqueue: usb_hub_wq hub_event [ 148.984938][ C1] Call Trace: [ 148.984951][ C1] dump_stack+0x24c/0x2e0 [ 148.984967][ C1] kmsan_report+0xfb/0x1e0 [ 148.984998][ C1] __msan_warning+0x5c/0xa0 [ 148.985030][ C1] string+0x573/0x6d0 [ 148.985061][ C1] vsnprintf+0x1acd/0x3600 [ 148.985093][ C1] pointer+0x1cbb/0x1ea0 [ 148.985126][ C1] ? kmsan_get_shadow_origin_ptr+0x84/0xb0 [ 148.985161][ C1] vsnprintf+0x15f2/0x3600 [ 148.985179][ C1] vprintk_store+0x2ab/0x1df0 [ 148.985195][ C1] ? kmsan_internal_set_origin+0x85/0xc0 [ 148.985213][ C1] ? __msan_instrument_asm_store+0x22/0x130 [ 148.985231][ C1] ? __printk_safe_enter+0xe/0x30 [ 148.985248][ C1] vprintk_emit+0x28e/0x8b0 [ 148.985264][ C1] dev_vprintk_emit+0x5f7/0x6d8 [ 148.985280][ C1] dev_printk_emit+0x1ce/0x210 [ 148.985296][ C1] ? r8712_usbctrl_vendorreq+0x4a8/0x4d0 [ 148.985315][ C1] ? kmsan_get_shadow_origin_ptr+0x84/0xb0 [ 148.985332][ C1] __dev_printk+0x3dc/0x458 [ 148.985347][ C1] _dev_info+0x1e5/0x22a [ 148.985362][ C1] ? usb_read8+0xe7/0x130 [ 148.985377][ C1] ? r871xu_drv_init+0x1986/0x2fe0 [ 148.985394][ C1] ? r8712_usb_set_intf_ops+0x240/0x240 [ 148.985412][ C1] r871xu_drv_init+0x1a59/0x2fe0 [ 148.985428][ C1] ? r871x_dev_unload+0x310/0x310 [ 148.985445][ C1] usb_probe_interface+0xfcc/0x1520 [ 148.985462][ C1] ? usb_register_driver+0x900/0x900 [ 148.985478][ C1] really_probe+0xe15/0x24d0 [ 148.985494][ C1] driver_probe_device+0x29d/0x3a0 [ 148.985511][ C1] __device_attach_driver+0x63f/0x830 [ 148.985528][ C1] bus_for_each_drv+0x2c8/0x3f0 [ 148.985544][ C1] ? deferred_probe_work_func+0x4d0/0x4d0 [ 148.985562][ C1] __device_attach+0x56a/0x890 [ 148.985578][ C1] device_initial_probe+0x4a/0x60 [ 148.985594][ C1] bus_probe_device+0x17e/0x3d0 [ 148.985610][ C1] ? kmsan_get_shadow_origin_ptr+0x84/0xb0 [ 148.985628][ C1] device_add+0x2c15/0x31d0 [ 148.985643][ C1] usb_set_configuration+0x3872/0x3eb0 [ 148.985661][ C1] ? usb_set_configuration+0xae1/0x3eb0 [ 148.985681][ C1] ? __msan_metadata_ptr_for_load_1+0x10/0x20 [ 148.985699][ C1] usb_generic_driver_probe+0x138/0x300 [ 148.985717][ C1] ? usb_choose_configuration+0xee0/0xee0 [ 148.985734][ C1] usb_probe_device+0x317/0x570 [ 148.985751][ C1] ? usb_register_device_driver+0x590/0x590 [ 148.985788][ C1] really_probe+0xe15/0x24d0 [ 148.985827][ C1] driver_probe_device+0x29d/0x3a0 [ 148.985862][ C1] __device_attach_driver+0x63f/0x830 [ 148.985897][ C1] bus_for_each_drv+0x2c8/0x3f0 [ 148.985933][ C1] ? deferred_probe_work_func+0x4d0/0x4d0 [ 148.985968][ C1] __device_attach+0x56a/0x890 [ 148.986001][ C1] device_initial_probe+0x4a/0x60 [ 148.986036][ C1] bus_probe_device+0x17e/0x3d0 [ 148.986072][ C1] ? kmsan_get_shadow_origin_ptr+0x84/0xb0 [ 148.986109][ C1] device_add+0x2c15/0x31d0 [ 148.986141][ C1] usb_new_device+0x1bd4/0x2a30 [ 148.986175][ C1] hub_event+0x5b99/0x8870 [ 148.986208][ C1] ? kmsan_get_metadata+0x116/0x180 [ 148.986244][ C1] ? kmsan_get_metadata+0x116/0x180 [ 148.986281][ C1] ? kmsan_get_shadow_origin_ptr+0x84/0xb0 [ 148.986317][ C1] ? led_work+0x780/0x780 [ 148.986348][ C1] process_one_work+0x1219/0x1fe0 [ 148.986365][ C1] worker_thread+0x12bc/0x2340 [ 148.986381][ C1] kthread+0x521/0x560 [ 148.986396][ C1] ? process_one_work+0x1fe0/0x1fe0 [ 148.986413][ C1] ? kthread_blkcg+0x110/0x110 [ 148.986429][ C1] ret_from_fork+0x1f/0x30 [ 148.986443][ C1] [ 148.986457][ C1] Local variable ----data@usb_read8 created at: [ 148.986476][ C1] usb_read8+0x5d/0x130 [ 148.986492][ C1] usb_read8+0x5d/0x130 [ 148.986509][ C1] ===================================================== [ 148.986530][ C1] ===================================================== [ 148.986551][ C1] BUG: KMSAN: uninit-value in string+0x573/0x6d0 [ 148.986574][ C1] CPU: 1 PID: 4709 Comm: kworker/1:3 Tainted: G B 5.12.0-rc6-syzkaller #0 [ 148.986601][ C1] Hardware name: Google Google Compute Engine/Google Compute Engine, BIOS Google 01/01/2011 [ 148.986626][ C1] Workqueue: usb_hub_wq hub_event [ 148.986654][ C1] Call Trace: [ 148.986667][ C1] dump_stack+0x24c/0x2e0 [ 148.986683][ C1] kmsan_report+0xfb/0x1e0 [ 148.986698][ C1] __msan_warning+0x5c/0xa0 [ 148.986713][ C1] string+0x573/0x6d0 [ 148.986727][ C1] vsnprintf+0x1acd/0x3600 [ 148.986742][ C1] pointer+0x1cbb/0x1ea0 [ 148.986757][ C1] ? kmsan_get_shadow_origin_ptr+0x84/0xb0 [ 148.986774][ C1] Lost 1757 message(s)! [ 150.283736][ T4709] ===================================================== [ 150.290768][ T4709] BUG: KMSAN: uninit-value in r871xu_drv_init+0x1a86/0x2fe0 [ 150.298203][ T4709] CPU: 1 PID: 4709 Comm: kworker/1:3 Tainted: G B 5.12.0-rc6-syzkaller #0 [ 150.308030][ T4709] Hardware name: Google Google Compute Engine/Google Compute Engine, BIOS Google 01/01/2011 [ 150.318098][ T4709] Workqueue: usb_hub_wq hub_event [ 150.323152][ T4709] Call Trace: [ 150.326496][ T4709] dump_stack+0x24c/0x2e0 [ 150.330857][ T4709] kmsan_report+0xfb/0x1e0 [ 150.335296][ T4709] __msan_warning+0x5c/0xa0 [ 150.339821][ T4709] r871xu_drv_init+0x1a86/0x2fe0 [ 150.344785][ T4709] ? r871x_dev_unload+0x310/0x310 [ 150.349844][ T4709] usb_probe_interface+0xfcc/0x1520 [ 150.355073][ T4709] ? usb_register_driver+0x900/0x900 [ 150.360380][ T4709] really_probe+0xe15/0x24d0 [ 150.364990][ T4709] driver_probe_device+0x29d/0x3a0 [ 150.370121][ T4709] __device_attach_driver+0x63f/0x830 [ 150.375516][ T4709] bus_for_each_drv+0x2c8/0x3f0 [ 150.380394][ T4709] ? deferred_probe_work_func+0x4d0/0x4d0 [ 150.386200][ T4709] __device_attach+0x56a/0x890 [ 150.390984][ T4709] device_initial_probe+0x4a/0x60 [ 150.396029][ T4709] bus_probe_device+0x17e/0x3d0 [ 150.400927][ T4709] ? kmsan_get_shadow_origin_ptr+0x84/0xb0 [ 150.406932][ T4709] device_add+0x2c15/0x31d0 [ 150.411514][ T4709] usb_set_configuration+0x3872/0x3eb0 [ 150.417002][ T4709] ? usb_set_configuration+0xae1/0x3eb0 [ 150.422576][ T4709] ? __msan_metadata_ptr_for_load_1+0x10/0x20 [ 150.428668][ T4709] usb_generic_driver_probe+0x138/0x300 [ 150.434241][ T4709] ? usb_choose_configuration+0xee0/0xee0 [ 150.439983][ T4709] usb_probe_device+0x317/0x570 [ 150.444860][ T4709] ? usb_register_device_driver+0x590/0x590 [ 150.450793][ T4709] really_probe+0xe15/0x24d0 [ 150.455414][ T4709] driver_probe_device+0x29d/0x3a0 [ 150.460547][ T4709] __device_attach_driver+0x63f/0x830 [ 150.465945][ T4709] bus_for_each_drv+0x2c8/0x3f0 [ 150.470827][ T4709] ? deferred_probe_work_func+0x4d0/0x4d0 [ 150.476620][ T4709] __device_attach+0x56a/0x890 [ 150.481407][ T4709] device_initial_probe+0x4a/0x60 [ 150.486478][ T4709] bus_probe_device+0x17e/0x3d0 [ 150.491363][ T4709] ? kmsan_get_shadow_origin_ptr+0x84/0xb0 [ 150.497191][ T4709] device_add+0x2c15/0x31d0 [ 150.501724][ T4709] usb_new_device+0x1bd4/0x2a30 [ 150.506641][ T4709] hub_event+0x5b99/0x8870 [ 150.511073][ T4709] ? kmsan_get_metadata+0x116/0x180 [ 150.516304][ T4709] ? kmsan_get_metadata+0x116/0x180 [ 150.521555][ T4709] ? kmsan_get_shadow_origin_ptr+0x84/0xb0 [ 150.527380][ T4709] ? led_work+0x780/0x780 [ 150.531728][ T4709] process_one_work+0x1219/0x1fe0 [ 150.536784][ T4709] worker_thread+0x12bc/0x2340 [ 150.541589][ T4709] kthread+0x521/0x560 [ 150.545682][ T4709] ? process_one_work+0x1fe0/0x1fe0 [ 150.550906][ T4709] ? kthread_blkcg+0x110/0x110 [ 150.555692][ T4709] ret_from_fork+0x1f/0x30 [ 150.560132][ T4709] [ 150.562457][ T4709] Local variable ----data@usb_read8 created at: [ 150.568695][ T4709] usb_read8+0x5d/0x130 [ 150.572872][ T4709] usb_read8+0x5d/0x130 [ 150.577043][ T4709] ===================================================== [ 150.584248][ T4709] ===================================================== [ 150.591194][ T4709] BUG: KMSAN: uninit-value in r871xu_drv_init+0x2a38/0x2fe0 [ 150.598508][ T4709] CPU: 1 PID: 4709 Comm: kworker/1:3 Tainted: G B 5.12.0-rc6-syzkaller #0 [ 150.608363][ T4709] Hardware name: Google Google Compute Engine/Google Compute Engine, BIOS Google 01/01/2011 [ 150.618449][ T4709] Workqueue: usb_hub_wq hub_event [ 150.623498][ T4709] Call Trace: [ 150.626781][ T4709] dump_stack+0x24c/0x2e0 [ 150.631134][ T4709] kmsan_report+0xfb/0x1e0 [ 150.635572][ T4709] __msan_warning+0x5c/0xa0 [ 150.640094][ T4709] r871xu_drv_init+0x2a38/0x2fe0 [ 150.645061][ T4709] ? r871x_dev_unload+0x310/0x310 [ 150.650112][ T4709] usb_probe_interface+0xfcc/0x1520 [ 150.655341][ T4709] ? usb_register_driver+0x900/0x900 [ 150.660647][ T4709] really_probe+0xe15/0x24d0 [ 150.665260][ T4709] driver_probe_device+0x29d/0x3a0 [ 150.670401][ T4709] __device_attach_driver+0x63f/0x830 [ 150.675796][ T4709] bus_for_each_drv+0x2c8/0x3f0 [ 150.680675][ T4709] ? deferred_probe_work_func+0x4d0/0x4d0 [ 150.686416][ T4709] __device_attach+0x56a/0x890 [ 150.691202][ T4709] device_initial_probe+0x4a/0x60 [ 150.696234][ T4709] bus_probe_device+0x17e/0x3d0 [ 150.701077][ T4709] ? kmsan_get_shadow_origin_ptr+0x84/0xb0 [ 150.706873][ T4709] device_add+0x2c15/0x31d0 [ 150.711372][ T4709] usb_set_configuration+0x3872/0x3eb0 [ 150.716826][ T4709] ? usb_set_configuration+0xae1/0x3eb0 [ 150.722364][ T4709] ? __msan_metadata_ptr_for_load_1+0x10/0x20 [ 150.728454][ T4709] usb_generic_driver_probe+0x138/0x300 [ 150.733987][ T4709] ? usb_choose_configuration+0xee0/0xee0 [ 150.739691][ T4709] usb_probe_device+0x317/0x570 [ 150.744559][ T4709] ? usb_register_device_driver+0x590/0x590 [ 150.750447][ T4709] really_probe+0xe15/0x24d0 [ 150.755029][ T4709] driver_probe_device+0x29d/0x3a0 [ 150.760129][ T4709] __device_attach_driver+0x63f/0x830 [ 150.765505][ T4709] bus_for_each_drv+0x2c8/0x3f0 [ 150.770350][ T4709] ? deferred_probe_work_func+0x4d0/0x4d0 [ 150.776056][ T4709] __device_attach+0x56a/0x890 [ 150.780808][ T4709] device_initial_probe+0x4a/0x60 [ 150.785823][ T4709] bus_probe_device+0x17e/0x3d0 [ 150.790668][ T4709] ? kmsan_get_shadow_origin_ptr+0x84/0xb0 [ 150.796492][ T4709] device_add+0x2c15/0x31d0 [ 150.801035][ T4709] usb_new_device+0x1bd4/0x2a30 [ 150.805901][ T4709] hub_event+0x5b99/0x8870 [ 150.810332][ T4709] ? kmsan_get_metadata+0x116/0x180 [ 150.815523][ T4709] ? kmsan_get_metadata+0x116/0x180 [ 150.820709][ T4709] ? kmsan_get_shadow_origin_ptr+0x84/0xb0 [ 150.826536][ T4709] ? led_work+0x780/0x780 [ 150.830849][ T4709] process_one_work+0x1219/0x1fe0 [ 150.835868][ T4709] worker_thread+0x12bc/0x2340 [ 150.840652][ T4709] kthread+0x521/0x560 [ 150.844707][ T4709] ? process_one_work+0x1fe0/0x1fe0 [ 150.849894][ T4709] ? kthread_blkcg+0x110/0x110 [ 150.854642][ T4709] ret_from_fork+0x1f/0x30 [ 150.859045][ T4709] [ 150.861347][ T4709] Local variable ----mac@r871xu_drv_init created at: [ 150.867994][ T4709] r871xu_drv_init+0x189d/0x2fe0 [ 150.872979][ T4709] r871xu_drv_init+0x189d/0x2fe0 [ 150.877901][ T4709] ===================================================== [ 150.885134][ T4709] usb 1-1: r8712u: MAC Address from efuse = 00:e0:4c:87:00:00 [ 150.892869][ T4709] usb 1-1: r8712u: Loading firmware from "rtlwifi/rtl8712u.bin" [ 150.904400][ T896] usb 1-1: Direct firmware load for rtlwifi/rtl8712u.bin failed with error -2 [ 150.913603][ T896] usb 1-1: Falling back to sysfs fallback for: rtlwifi/rtl8712u.bin [ 150.923677][ T4709] usb 1-1: USB disconnect, device number 4 [ 150.949627][ T896] usb 1-1: r8712u: Firmware request failed [ 151.305873][ T4709] usb 1-1: new high-speed USB device number 5 using dummy_hcd [ 151.546185][ T4709] usb 1-1: Using ep0 maxpacket: 32 [ 151.826148][ T4709] usb 1-1: New USB device found, idVendor=0df6, idProduct=0063, bcdDevice=5a.8e [ 151.835350][ T4709] usb 1-1: New USB device strings: Mfr=1, Product=2, SerialNumber=3 [ 151.843695][ T4709] usb 1-1: Product: syz [ 151.848150][ T4709] usb 1-1: Manufacturer: syz [ 151.852862][ T4709] usb 1-1: SerialNumber: syz [ 151.861132][ T4709] usb 1-1: config 0 descriptor?? [ 151.913743][ T4709] r8712u: register rtl8712_netdev_ops to netdev_ops [ 151.920641][ T4709] usb 1-1: r8712u: USB_SPEED_HIGH with 0 endpoints [ 152.026073][ T4709] usb 1-1: r8712u: Boot from EFUSE: Autoload Failed [ 152.031057][ C1] ===================================================== [ 152.031082][ C1] BUG: KMSAN: uninit-value in string+0x573/0x6d0 [ 152.031105][ C1] CPU: 1 PID: 4709 Comm: kworker/1:3 Tainted: G B 5.12.0-rc6-syzkaller #0 [ 152.031133][ C1] Hardware name: Google Google Compute Engine/Google Compute Engine, BIOS Google 01/01/2011 [ 152.031159][ C1] Workqueue: usb_hub_wq hub_event [ 152.031189][ C1] Call Trace: [ 152.031203][ C1] dump_stack+0x24c/0x2e0 [ 152.031218][ C1] kmsan_report+0xfb/0x1e0 [ 152.031233][ C1] __msan_warning+0x5c/0xa0 [ 152.031248][ C1] string+0x573/0x6d0 [ 152.031263][ C1] vsnprintf+0x1acd/0x3600 [ 152.031278][ C1] pointer+0x1cbb/0x1ea0 [ 152.031294][ C1] ? kmsan_get_shadow_origin_ptr+0x84/0xb0 [ 152.031311][ C1] vsnprintf+0x15f2/0x3600 [ 152.031327][ C1] vprintk_store+0x2ab/0x1df0 [ 152.031344][ C1] ? kmsan_internal_set_origin+0x85/0xc0 [ 152.031362][ C1] ? __msan_instrument_asm_store+0x22/0x130 [ 152.031380][ C1] ? __printk_safe_enter+0xe/0x30 [ 152.031396][ C1] vprintk_emit+0x28e/0x8b0 [ 152.031412][ C1] dev_vprintk_emit+0x5f7/0x6d8 [ 152.031428][ C1] dev_printk_emit+0x1ce/0x210 [ 152.031445][ C1] ? r8712_usbctrl_vendorreq+0x4a8/0x4d0 [ 152.031463][ C1] ? kmsan_get_shadow_origin_ptr+0x84/0xb0 [ 152.031480][ C1] __dev_printk+0x3dc/0x458 [ 152.031495][ C1] _dev_info+0x1e5/0x22a [ 152.031510][ C1] ? usb_read8+0xe7/0x130 [ 152.031525][ C1] ? r871xu_drv_init+0x1986/0x2fe0 [ 152.031542][ C1] ? r8712_usb_set_intf_ops+0x240/0x240 [ 152.031559][ C1] r871xu_drv_init+0x1a59/0x2fe0 [ 152.031576][ C1] ? r871x_dev_unload+0x310/0x310 [ 152.031592][ C1] usb_probe_interface+0xfcc/0x1520 [ 152.031609][ C1] ? usb_register_driver+0x900/0x900 [ 152.031626][ C1] really_probe+0xe15/0x24d0 [ 152.031641][ C1] driver_probe_device+0x29d/0x3a0 [ 152.031658][ C1] __device_attach_driver+0x63f/0x830 [ 152.031675][ C1] bus_for_each_drv+0x2c8/0x3f0 [ 152.031694][ C1] ? deferred_probe_work_func+0x4d0/0x4d0 [ 152.031712][ C1] __device_attach+0x56a/0x890 [ 152.031728][ C1] device_initial_probe+0x4a/0x60 [ 152.031744][ C1] bus_probe_device+0x17e/0x3d0 [ 152.031760][ C1] ? kmsan_get_shadow_origin_ptr+0x84/0xb0 [ 152.031783][ C1] device_add+0x2c15/0x31d0 [ 152.031799][ C1] usb_set_configuration+0x3872/0x3eb0 [ 152.031816][ C1] ? usb_set_configuration+0xae1/0x3eb0 [ 152.031834][ C1] ? __msan_metadata_ptr_for_load_1+0x10/0x20 [ 152.031852][ C1] usb_generic_driver_probe+0x138/0x300 [ 152.031870][ C1] ? usb_choose_configuration+0xee0/0xee0 [ 152.031887][ C1] usb_probe_device+0x317/0x570 [ 152.031904][ C1] ? usb_register_device_driver+0x590/0x590 [ 152.031921][ C1] really_probe+0xe15/0x24d0 [ 152.031937][ C1] driver_probe_device+0x29d/0x3a0 [ 152.031954][ C1] __device_attach_driver+0x63f/0x830 [ 152.031971][ C1] bus_for_each_drv+0x2c8/0x3f0 [ 152.031987][ C1] ? deferred_probe_work_func+0x4d0/0x4d0 [ 152.032005][ C1] __device_attach+0x56a/0x890 [ 152.032021][ C1] device_initial_probe+0x4a/0x60 [ 152.032037][ C1] bus_probe_device+0x17e/0x3d0 [ 152.032054][ C1] ? kmsan_get_shadow_origin_ptr+0x84/0xb0 [ 152.032071][ C1] device_add+0x2c15/0x31d0 [ 152.032087][ C1] usb_new_device+0x1bd4/0x2a30 [ 152.032103][ C1] hub_event+0x5b99/0x8870 [ 152.032119][ C1] ? kmsan_get_metadata+0x116/0x180 [ 152.032136][ C1] ? kmsan_get_metadata+0x116/0x180 [ 152.032153][ C1] ? kmsan_get_shadow_origin_ptr+0x84/0xb0 [ 152.032171][ C1] ? led_work+0x780/0x780 [ 152.032187][ C1] process_one_work+0x1219/0x1fe0 [ 152.032203][ C1] worker_thread+0x12bc/0x2340 [ 152.032219][ C1] kthread+0x521/0x560 [ 152.032234][ C1] ? process_one_work+0x1fe0/0x1fe0 [ 152.032251][ C1] ? kthread_blkcg+0x110/0x110 [ 152.032266][ C1] ret_from_fork+0x1f/0x30 [ 152.032281][ C1] [ 152.032294][ C1] Local variable ----data@usb_read8 created at: [ 152.032313][ C1] usb_read8+0x5d/0x130 [ 152.032328][ C1] usb_read8+0x5d/0x130 [ 152.032345][ C1] ===================================================== [ 152.032366][ C1] ===================================================== [ 152.032387][ C1] BUG: KMSAN: uninit-value in string+0x573/0x6d0 [ 152.032409][ C1] CPU: 1 PID: 4709 Comm: kworker/1:3 Tainted: G B 5.12.0-rc6-syzkaller #0 [ 152.032436][ C1] Hardware name: Google Google Compute Engine/Google Compute Engine, BIOS Google 01/01/2011 [ 152.032461][ C1] Workqueue: usb_hub_wq hub_event [ 152.032488][ C1] Call Trace: [ 152.032501][ C1] dump_stack+0x24c/0x2e0 [ 152.032516][ C1] kmsan_report+0xfb/0x1e0 [ 152.032531][ C1] __msan_warning+0x5c/0xa0 [ 152.032546][ C1] string+0x573/0x6d0 [ 152.032561][ C1] vsnprintf+0x1acd/0x3600 [ 152.032575][ C1] pointer+0x1cbb/0x1ea0 [ 152.032591][ C1] ? kmsan_get_shadow_origin_ptr+0x84/0xb0 [ 152.032608][ C1] vsnprintf+0x15f2/0x3600 [ 152.032624][ C1] vprintk_store+0x2ab/0x1df0 [ 152.032640][ C1] ? kmsan_internal_set_origin+0x85/0xc0 [ 152.032658][ C1] ? __msan_instrument_asm_store+0x22/0x130 [ 152.032676][ C1] ? __printk_safe_enter+0xe/0x30 [ 152.032692][ C1] vprintk_emit+0x28e/0x8b0 [ 152.032707][ C1] dev_vprintk_emit+0x5f7/0x6d8 [ 152.032723][ C1] dev_printk_emit+0x1ce/0x210 [ 152.032740][ C1] ? r8712_usbctrl_vendorreq+0x4a8/0x4d0 [ 152.032758][ C1] ? kmsan_get_shadow_origin_ptr+0x84/0xb0 [ 152.032775][ C1] __dev_printk+0x3dc/0x458 [ 152.032795][ C1] _dev_info+0x1e5/0x22a [ 152.032809][ C1] ? usb_read8+0xe7/0x130 [ 152.032825][ C1] ? r871xu_drv_init+0x1986/0x2fe0 [ 152.032842][ C1] ? r8712_usb_set_intf_ops+0x240/0x240 [ 152.032859][ C1] r871xu_drv_init+0x1a59/0x2fe0 [ 152.032875][ C1] ? r871x_dev_unload+0x310/0x310 [ 152.032891][ C1] usb_probe_interface+0xfcc/0x1520 [ 152.032909][ C1] ? usb_register_driver+0x900/0x900 [ 152.032926][ C1] really_probe+0xe15/0x24d0 [ 152.032942][ C1] driver_probe_device+0x29d/0x3a0 [ 152.032958][ C1] __device_attach_driver+0x63f/0x830 [ 152.032975][ C1] bus_for_each_drv+0x2c8/0x3f0 [ 152.032992][ C1] ? deferred_probe_work_func+0x4d0/0x4d0 [ 152.033010][ C1] __device_attach+0x56a/0x890 [ 152.033026][ C1] device_initial_probe+0x4a/0x60 [ 152.033042][ C1] bus_probe_device+0x17e/0x3d0 [ 152.033059][ C1] ? kmsan_get_shadow_origin_ptr+0x84/0xb0 [ 152.033077][ C1] device_add+0x2c15/0x31d0 [ 152.033093][ C1] usb_set_configuration+0x3872/0x3eb0 [ 152.033113][ C1] ? usb_set_configuration+0xae1/0x3eb0 [ 152.033131][ C1] ? __msan_metadata_ptr_for_load_1+0x10/0x20 [ 152.033149][ C1] usb_generic_driver_probe+0x138/0x300 [ 152.033167][ C1] ? usb_choose_configuration+0xee0/0xee0 [ 152.033184][ C1] usb_probe_device+0x317/0x570 [ 152.033201][ C1] ? usb_register_device_driver+0x590/0x590 [ 152.033218][ C1] really_probe+0xe15/0x24d0 [ 152.033234][ C1] driver_probe_device+0x29d/0x3a0 [ 152.033251][ C1] __device_attach_driver+0x63f/0x830 [ 152.033268][ C1] bus_for_each_drv+0x2c8/0x3f0 [ 152.033285][ C1] ? deferred_probe_work_func+0x4d0/0x4d0 [ 152.033303][ C1] __device_attach+0x56a/0x890 [ 152.033319][ C1] device_initial_probe+0x4a/0x60 [ 152.033336][ C1] bus_probe_device+0x17e/0x3d0 [ 152.033353][ C1] ? kmsan_get_shadow_origin_ptr+0x84/0xb0 [ 152.033370][ C1] device_add+0x2c15/0x31d0 [ 152.033386][ C1] usb_new_device+0x1bd4/0x2a30 [ 152.033402][ C1] hub_event+0x5b99/0x8870 [ 152.033418][ C1] ? kmsan_get_metadata+0x116/0x180 [ 152.033435][ C1] ? kmsan_get_metadata+0x116/0x180 [ 152.033452][ C1] ? kmsan_get_shadow_origin_ptr+0x84/0xb0 [ 152.033469][ C1] ? led_work+0x780/0x780 [ 152.033484][ C1] process_one_work+0x1219/0x1fe0