Warning: Permanently added '10.128.0.152' (ED25519) to the list of known hosts. executing program syzkaller login: [ 43.210621][ T13] usb 1-1: new high-speed USB device number 2 using dummy_hcd [ 43.450618][ T13] usb 1-1: Using ep0 maxpacket: 16 [ 43.570871][ T13] usb 1-1: config 0 interface 0 altsetting 0 endpoint 0x81 has an invalid bInterval 0, changing to 7 [ 43.574007][ T13] usb 1-1: New USB device found, idVendor=04d8, idProduct=00dd, bcdDevice= 0.00 [ 43.576479][ T13] usb 1-1: New USB device strings: Mfr=0, Product=0, SerialNumber=0 [ 43.581630][ T13] usb 1-1: config 0 descriptor?? [ 44.054457][ T13] mcp2221 0003:04D8:00DD.0001: USB HID v0.05 Device [HID 04d8:00dd] on usb-dummy_hcd.0-1/input0 [ 44.123762][ T13] Unable to handle kernel paging request at virtual address dfff800000000000 [ 44.126441][ T13] Mem abort info: [ 44.127438][ T13] ESR = 0x0000000096000006 [ 44.128708][ T13] EC = 0x25: DABT (current EL), IL = 32 bits [ 44.130431][ T13] SET = 0, FnV = 0 [ 44.131665][ T13] EA = 0, S1PTW = 0 [ 44.132797][ T13] FSC = 0x06: level 2 translation fault [ 44.134345][ T13] Data abort info: [ 44.135336][ T13] ISV = 0, ISS = 0x00000006 [ 44.136548][ T13] CM = 0, WnR = 0 [ 44.137598][ T13] [dfff800000000000] address between user and kernel address ranges [ 44.139868][ T13] Internal error: Oops: 0000000096000006 [#1] PREEMPT SMP [ 44.141777][ T13] Modules linked in: [ 44.142837][ T13] CPU: 0 PID: 13 Comm: kworker/0:1 Not tainted 5.15.185-syzkaller #0 [ 44.145061][ T13] Hardware name: Google Google Compute Engine/Google Compute Engine, BIOS Google 05/07/2025 [ 44.147767][ T13] Workqueue: usb_hub_wq hub_event [ 44.149231][ T13] pstate: 80400005 (Nzcv daif +PAN -UAO -TCO -DIT -SSBS BTYPE=--) [ 44.151432][ T13] pc : mcp_smbus_xfer+0x64/0xdc8 [ 44.152885][ T13] lr : mcp_smbus_xfer+0x44/0xdc8 [ 44.154268][ T13] sp : ffff80001b306140 [ 44.155446][ T13] x29: ffff80001b306140 x28: 0000000000000000 x27: dfff800000000000 [ 44.157589][ T13] x26: 00000000ffff9c0b x25: 1fffe00018390036 x24: 0000000000000000 [ 44.159808][ T13] x23: 0000000000000000 x22: 0000000000000000 x21: 0000000000000018 [ 44.161983][ T13] x20: 0000000000000000 x19: 0000000000000000 x18: 0000000000000000 [ 44.164138][ T13] x17: ffff800016cf0000 x16: ffff8000111a97c4 x15: ffff8000167d04c0 [ 44.166308][ T13] x14: ffff0000c0958a00 x13: dfff800000000000 x12: 0000000000ff0100 [ 44.168512][ T13] x11: 0000000000000000 x10: 0000000000000000 x9 : ffff80000ed6395c [ 44.170726][ T13] x8 : 0000000000000000 x7 : 0000000000000000 x6 : 0000000000000000 [ 44.172882][ T13] x5 : 0000000000000000 x4 : 0000000000000000 x3 : 0000000000000000 [ 44.175097][ T13] x2 : 0000000000000000 x1 : 0000000000000018 x0 : ffff0000c1c80088 [ 44.177292][ T13] Call trace: [ 44.178200][ T13] mcp_smbus_xfer+0x64/0xdc8 [ 44.179428][ T13] __i2c_smbus_xfer+0x558/0x1fbc [ 44.180944][ T13] i2c_smbus_xfer+0x1f0/0x314 [ 44.182271][ T13] i2c_default_probe+0x1bc/0x240 [ 44.183603][ T13] i2c_do_add_adapter+0x388/0x7a0 [ 44.185027][ T13] __process_new_adapter+0x28/0x3c [ 44.186489][ T13] bus_for_each_drv+0x150/0x1d8 [ 44.187817][ T13] i2c_register_adapter+0xd80/0x103c [ 44.189244][ T13] i2c_add_adapter+0x16c/0x248 [ 44.190555][ T13] mcp2221_probe+0x254/0x5a8 [ 44.191896][ T13] hid_device_probe+0x230/0x338 [ 44.193269][ T13] really_probe+0x26c/0xaec [ 44.194501][ T13] __driver_probe_device+0x180/0x314 [ 44.196004][ T13] driver_probe_device+0x78/0x34c [ 44.197322][ T13] __device_attach_driver+0x274/0x4c4 [ 44.198787][ T13] bus_for_each_drv+0x150/0x1d8 [ 44.200134][ T13] __device_attach+0x2a8/0x3d4 [ 44.201496][ T13] device_initial_probe+0x24/0x34 [ 44.202914][ T13] bus_probe_device+0xbc/0x1c4 [ 44.204265][ T13] device_add+0xb04/0xf94 [ 44.205401][ T13] hid_add_device+0x310/0x4d4 [ 44.206644][ T13] usbhid_probe+0x858/0xba4 [ 44.207901][ T13] usb_probe_interface+0x4fc/0x994 [ 44.209339][ T13] really_probe+0x26c/0xaec [ 44.210596][ T13] __driver_probe_device+0x180/0x314 [ 44.212066][ T13] driver_probe_device+0x78/0x34c [ 44.213464][ T13] __device_attach_driver+0x274/0x4c4 [ 44.215014][ T13] bus_for_each_drv+0x150/0x1d8 [ 44.216383][ T13] __device_attach+0x2a8/0x3d4 [ 44.217689][ T13] device_initial_probe+0x24/0x34 [ 44.219074][ T13] bus_probe_device+0xbc/0x1c4 [ 44.220392][ T13] device_add+0xb04/0xf94 [ 44.221610][ T13] usb_set_configuration+0x15b8/0x1b2c [ 44.223101][ T13] usb_generic_driver_probe+0x8c/0x144 [ 44.224543][ T13] usb_probe_device+0x120/0x25c [ 44.225909][ T13] really_probe+0x26c/0xaec [ 44.227114][ T13] __driver_probe_device+0x180/0x314 [ 44.228605][ T13] driver_probe_device+0x78/0x34c [ 44.230092][ T13] __device_attach_driver+0x274/0x4c4 [ 44.231564][ T13] bus_for_each_drv+0x150/0x1d8 [ 44.232875][ T13] __device_attach+0x2a8/0x3d4 [ 44.234169][ T13] device_initial_probe+0x24/0x34 [ 44.235542][ T13] bus_probe_device+0xbc/0x1c4 [ 44.236877][ T13] device_add+0xb04/0xf94 [ 44.238123][ T13] usb_new_device+0x7ec/0x1164 [ 44.239358][ T13] hub_event+0x20cc/0x4188 [ 44.240607][ T13] process_one_work+0x79c/0x1140 [ 44.242046][ T13] worker_thread+0x8f4/0x101c [ 44.243369][ T13] kthread+0x374/0x454 [ 44.244531][ T13] ret_from_fork+0x10/0x20 [ 44.245730][ T13] Code: aa1303e0 966ba2e0 f9400273 d343fe7c (387b6b88) [ 44.247648][ T13] ---[ end trace 5f81facddaf0ce63 ]--- [ 44.558478][ T13] Kernel panic - not syncing: Oops: Fatal exception [ 44.560269][ T13] SMP: stopping secondary CPUs [ 44.561616][ T13] Kernel Offset: disabled [ 44.562803][ T13] CPU features: 0x8,000081c1,21302e40 [ 44.564275][ T13] Memory Limit: none [ 44.830768][ T13] Rebooting in 86400 seconds..