Warning: Permanently added '10.128.0.118' (ED25519) to the list of known hosts. executing program [ 58.182418][ T21] usb 1-1: new high-speed USB device number 2 using dummy_hcd [ 58.422396][ T21] usb 1-1: Using ep0 maxpacket: 32 [ 58.542557][ T21] usb 1-1: config 0 interface 0 altsetting 0 endpoint 0x81 has an invalid bInterval 0, changing to 7 [ 58.553597][ T21] usb 1-1: config 0 interface 0 altsetting 0 endpoint 0x81 has invalid wMaxPacketSize 0 [ 58.563400][ T21] usb 1-1: New USB device found, idVendor=10c4, idProduct=8acf, bcdDevice= 0.00 [ 58.572501][ T21] usb 1-1: New USB device strings: Mfr=0, Product=0, SerialNumber=0 [ 58.584317][ T21] usb 1-1: config 0 descriptor?? [ 59.056390][ T21] hid-u2fzero 0003:10C4:8ACF.0001: unknown main item tag 0x0 [ 59.066524][ T21] hid-u2fzero 0003:10C4:8ACF.0001: hidraw0: USB HID v0.00 Device [HID 10c4:8acf] on usb-dummy_hcd.0-1/input0 [ 59.079814][ T21] hid-u2fzero 0003:10C4:8ACF.0001: U2F Zero LED initialised [ 59.087420][ T21] general protection fault, probably for non-canonical address 0xdffffc0000000015: 0000 [#1] PREEMPT SMP KASAN [ 59.099136][ T21] KASAN: null-ptr-deref in range [0x00000000000000a8-0x00000000000000af] [ 59.107556][ T21] CPU: 1 PID: 21 Comm: kworker/1:0 Not tainted 5.15.178-syzkaller #0 [ 59.115635][ T21] Hardware name: Google Google Compute Engine/Google Compute Engine, BIOS Google 12/27/2024 [ 59.125681][ T21] Workqueue: usb_hub_wq hub_event [ 59.130717][ T21] RIP: 0010:u2fzero_rng_read+0x21a/0x700 [ 59.136355][ T21] Code: df 41 80 7c 05 00 00 74 08 4c 89 f7 e8 4f 5e ef f9 bb a8 00 00 00 49 03 1e 48 89 d8 48 c1 e8 03 48 b9 00 00 00 00 00 fc ff df <80> 3c 08 00 74 08 48 89 df e8 a8 5e ef f9 48 8d 54 24 60 48 89 13 [ 59.156037][ T21] RSP: 0018:ffffc90000db6760 EFLAGS: 00010202 [ 59.162100][ T21] RAX: 0000000000000015 RBX: 00000000000000a8 RCX: dffffc0000000000 [ 59.170078][ T21] RDX: 000000000000003b RSI: 0000000000000000 RDI: ffff88802277f669 [ 59.178045][ T21] RBP: ffffc90000db68f0 R08: dffffc0000000000 R09: ffff88802277f62e [ 59.186095][ T21] R10: ffffffffffffffff R11: dffffc0000000001 R12: ffff888025cac388 [ 59.194057][ T21] R13: 1ffff11004b95806 R14: ffff888025cac030 R15: 1ffff11004b95805 [ 59.202022][ T21] FS: 0000000000000000(0000) GS:ffff8880b8f00000(0000) knlGS:0000000000000000 [ 59.211428][ T21] CS: 0010 DS: 0000 ES: 0000 CR0: 0000000080050033 [ 59.218004][ T21] CR2: 000055ad79417ce0 CR3: 000000002afcb000 CR4: 00000000003506e0 [ 59.225969][ T21] DR0: 0000000000000000 DR1: 0000000000000000 DR2: 0000000000000000 [ 59.233980][ T21] DR3: 0000000000000000 DR6: 00000000fffe0ff0 DR7: 0000000000000400 [ 59.241982][ T21] Call Trace: [ 59.245254][ T21] [ 59.248171][ T21] ? __die_body+0x5e/0xa0 [ 59.252496][ T21] ? die_addr+0x95/0xc0 [ 59.256646][ T21] ? exc_general_protection+0x327/0x4f0 [ 59.262192][ T21] ? asm_exc_general_protection+0x22/0x30 [ 59.267903][ T21] ? u2fzero_rng_read+0x21a/0x700 [ 59.272926][ T21] ? u2fzero_brightness_set+0x280/0x280 [ 59.278465][ T21] ? _raw_spin_unlock+0x40/0x40 [ 59.283322][ T21] ? u2fzero_brightness_set+0x280/0x280 [ 59.288854][ T21] add_early_randomness+0x78/0x140 [ 59.293963][ T21] hwrng_register+0x430/0x4c0 [ 59.298629][ T21] devm_hwrng_register+0x43/0xb0 [ 59.303567][ T21] u2fzero_probe+0x266/0x2e0 [ 59.308145][ T21] ? hid_map_usage_clear+0x180/0x180 [ 59.313415][ T21] hid_device_probe+0x2a6/0x3a0 [ 59.318256][ T21] ? hid_uevent+0x310/0x310 [ 59.322745][ T21] really_probe+0x24e/0xb60 [ 59.327325][ T21] __driver_probe_device+0x1a2/0x3d0 [ 59.332701][ T21] driver_probe_device+0x50/0x420 [ 59.337729][ T21] __device_attach_driver+0x2b9/0x500 [ 59.343092][ T21] ? deferred_probe_work_func+0x230/0x230 [ 59.348799][ T21] bus_for_each_drv+0x183/0x200 [ 59.353636][ T21] ? subsys_find_device_by_id+0x310/0x310 [ 59.359342][ T21] __device_attach+0x359/0x570 [ 59.364127][ T21] ? device_attach+0x20/0x20 [ 59.368703][ T21] ? kobject_uevent_env+0x36a/0x8d0 [ 59.373888][ T21] bus_probe_device+0xba/0x1e0 [ 59.378643][ T21] ? device_add+0xab9/0xfd0 [ 59.383144][ T21] device_add+0xb48/0xfd0 [ 59.387462][ T21] hid_add_device+0x3a5/0x510 [ 59.392124][ T21] usbhid_probe+0xb32/0xec0 [ 59.396631][ T21] usb_probe_interface+0x5c0/0xaf0 [ 59.401733][ T21] ? usb_register_driver+0x3d0/0x3d0 [ 59.407005][ T21] really_probe+0x24e/0xb60 [ 59.411513][ T21] __driver_probe_device+0x1a2/0x3d0 [ 59.416788][ T21] driver_probe_device+0x50/0x420 [ 59.421802][ T21] __device_attach_driver+0x2b9/0x500 [ 59.427159][ T21] ? deferred_probe_work_func+0x230/0x230 [ 59.432865][ T21] bus_for_each_drv+0x183/0x200 [ 59.437711][ T21] ? subsys_find_device_by_id+0x310/0x310 [ 59.443845][ T21] ? lockdep_hardirqs_on+0x94/0x130 [ 59.449052][ T21] __device_attach+0x359/0x570 [ 59.453801][ T21] ? kobject_uevent_env+0x36a/0x8d0 [ 59.459438][ T21] ? device_attach+0x20/0x20 [ 59.464013][ T21] ? kobject_uevent_env+0x36a/0x8d0 [ 59.469203][ T21] bus_probe_device+0xba/0x1e0 [ 59.473952][ T21] ? device_add+0xab9/0xfd0 [ 59.478441][ T21] device_add+0xb48/0xfd0 [ 59.482759][ T21] usb_set_configuration+0x19dd/0x2020 [ 59.488225][ T21] usb_generic_driver_probe+0x84/0x140 [ 59.493685][ T21] usb_probe_device+0x130/0x260 [ 59.498520][ T21] ? usb_register_device_driver+0x240/0x240 [ 59.504401][ T21] really_probe+0x24e/0xb60 [ 59.508893][ T21] __driver_probe_device+0x1a2/0x3d0 [ 59.514184][ T21] driver_probe_device+0x50/0x420 [ 59.519210][ T21] __device_attach_driver+0x2b9/0x500 [ 59.524568][ T21] ? deferred_probe_work_func+0x230/0x230 [ 59.530272][ T21] bus_for_each_drv+0x183/0x200 [ 59.535121][ T21] ? subsys_find_device_by_id+0x310/0x310 [ 59.540838][ T21] ? lockdep_hardirqs_on+0x94/0x130 [ 59.546030][ T21] __device_attach+0x359/0x570 [ 59.550778][ T21] ? kobject_uevent_env+0x36a/0x8d0 [ 59.555977][ T21] ? device_attach+0x20/0x20 [ 59.560567][ T21] ? kobject_uevent_env+0x36a/0x8d0 [ 59.565747][ T21] bus_probe_device+0xba/0x1e0 [ 59.570508][ T21] ? device_add+0xab9/0xfd0 [ 59.575001][ T21] device_add+0xb48/0xfd0 [ 59.579327][ T21] usb_new_device+0xc21/0x18f0 [ 59.584100][ T21] ? usb_disconnect+0x8c0/0x8c0 [ 59.588939][ T21] ? do_raw_spin_unlock+0x137/0x8b0 [ 59.594140][ T21] ? _raw_spin_unlock_irq+0x1f/0x40 [ 59.599327][ T21] ? lockdep_hardirqs_on+0x94/0x130 [ 59.604521][ T21] hub_event+0x2cdf/0x54c0 [ 59.608959][ T21] ? led_work+0x700/0x700 [ 59.613282][ T21] ? read_lock_is_recursive+0x10/0x10 [ 59.618664][ T21] ? lockdep_hardirqs_on_prepare+0x438/0x7a0 [ 59.624653][ T21] ? __mutex_trylock_common+0x2d0/0x2e0 [ 59.630188][ T21] ? _raw_spin_unlock_irqrestore+0xd9/0x130 [ 59.636071][ T21] ? do_raw_spin_unlock+0x137/0x8b0 [ 59.641261][ T21] process_one_work+0x8a1/0x10c0 [ 59.646192][ T21] ? worker_detach_from_pool+0x260/0x260 [ 59.651834][ T21] ? _raw_spin_lock_irqsave+0x120/0x120 [ 59.657365][ T21