Warning: Permanently added '10.128.1.69' (ED25519) to the list of known hosts. 2026/04/15 09:08:46 parsed 1 programs [ 77.685057][ T5828] cgroup: Unknown subsys name 'net' [ 77.784570][ T5828] cgroup: Unknown subsys name 'cpuset' [ 77.793452][ T5828] cgroup: Unknown subsys name 'rlimit' Setting up swapspace version 1, size = 127995904 bytes [ 79.211868][ T5828] Adding 124996k swap on ./swap-file. Priority:0 extents:1 across:124996k [ 82.067629][ T5841] soft_limit_in_bytes is deprecated and will be removed. Please report your usecase to linux-mm@kvack.org if you depend on this functionality. [ 82.387098][ T50] Bluetooth: hci0: unexpected cc 0x0c03 length: 249 > 1 [ 82.395690][ T50] Bluetooth: hci0: unexpected cc 0x1003 length: 249 > 9 [ 82.404480][ T50] Bluetooth: hci0: unexpected cc 0x1001 length: 249 > 9 [ 82.414584][ T50] Bluetooth: hci0: unexpected cc 0x0c23 length: 249 > 4 [ 82.423709][ T50] Bluetooth: hci0: unexpected cc 0x0c38 length: 249 > 2 [ 82.709191][ T2993] wlan0: Created IBSS using preconfigured BSSID 50:50:50:50:50:50 [ 82.718799][ T2993] wlan0: Creating new IBSS network, BSSID 50:50:50:50:50:50 [ 82.754163][ T2993] wlan1: Created IBSS using preconfigured BSSID 50:50:50:50:50:50 [ 82.764696][ T2993] wlan1: Creating new IBSS network, BSSID 50:50:50:50:50:50 [ 84.074991][ T5886] chnl_net:caif_netlink_parms(): no params data found [ 84.188828][ T5886] bridge0: port 1(bridge_slave_0) entered blocking state [ 84.197168][ T5886] bridge0: port 1(bridge_slave_0) entered disabled state [ 84.204698][ T5886] bridge_slave_0: entered allmulticast mode [ 84.212600][ T5886] bridge_slave_0: entered promiscuous mode [ 84.222927][ T5886] bridge0: port 2(bridge_slave_1) entered blocking state [ 84.232634][ T5886] bridge0: port 2(bridge_slave_1) entered disabled state [ 84.240201][ T5886] bridge_slave_1: entered allmulticast mode [ 84.247725][ T5886] bridge_slave_1: entered promiscuous mode [ 84.285750][ T5886] bond0: (slave bond_slave_0): Enslaving as an active interface with an up link [ 84.297871][ T5886] bond0: (slave bond_slave_1): Enslaving as an active interface with an up link [ 84.330964][ T5886] team0: Port device team_slave_0 added [ 84.338894][ T5886] team0: Port device team_slave_1 added [ 84.360504][ T5886] batman_adv: batadv0: Adding interface: batadv_slave_0 [ 84.367630][ T5886] batman_adv: batadv0: The MTU of interface batadv_slave_0 is too small (1500) to handle the transport of batman-adv packets. Packets going over this interface will be fragmented on layer2 which could impact the performance. Setting the MTU to 1532 would solve the problem. [ 84.394632][ T5886] batman_adv: batadv0: Not using interface batadv_slave_0 (retrying later): interface not active [ 84.407127][ T5886] batman_adv: batadv0: Adding interface: batadv_slave_1 [ 84.414472][ T5886] batman_adv: batadv0: The MTU of interface batadv_slave_1 is too small (1500) to handle the transport of batman-adv packets. Packets going over this interface will be fragmented on layer2 which could impact the performance. Setting the MTU to 1532 would solve the problem. [ 84.441747][ T5886] batman_adv: batadv0: Not using interface batadv_slave_1 (retrying later): interface not active [ 84.480475][ T5886] hsr_slave_0: entered promiscuous mode [ 84.488039][ T5886] hsr_slave_1: entered promiscuous mode [ 84.625392][ T5886] netdevsim netdevsim0 netdevsim0: renamed from eth0 [ 84.638432][ T5886] netdevsim netdevsim0 netdevsim1: renamed from eth1 [ 84.650339][ T5886] netdevsim netdevsim0 netdevsim2: renamed from eth2 [ 84.661435][ T5886] netdevsim netdevsim0 netdevsim3: renamed from eth3 [ 84.694174][ T5886] bridge0: port 2(bridge_slave_1) entered blocking state [ 84.702343][ T5886] bridge0: port 2(bridge_slave_1) entered forwarding state [ 84.711414][ T5886] bridge0: port 1(bridge_slave_0) entered blocking state [ 84.718862][ T5886] bridge0: port 1(bridge_slave_0) entered forwarding state [ 84.755161][ T35] bridge0: port 1(bridge_slave_0) entered disabled state [ 84.764826][ T35] bridge0: port 2(bridge_slave_1) entered disabled state [ 84.795882][ T5886] 8021q: adding VLAN 0 to HW filter on device bond0 [ 84.815234][ T5886] 8021q: adding VLAN 0 to HW filter on device team0 [ 84.828914][ T35] bridge0: port 1(bridge_slave_0) entered blocking state [ 84.836650][ T35] bridge0: port 1(bridge_slave_0) entered forwarding state [ 84.854128][ T3480] bridge0: port 2(bridge_slave_1) entered blocking state [ 84.861510][ T3480] bridge0: port 2(bridge_slave_1) entered forwarding state [ 85.022852][ T5886] 8021q: adding VLAN 0 to HW filter on device batadv0 [ 85.062927][ T5886] veth0_vlan: entered promiscuous mode [ 85.075976][ T5886] veth1_vlan: entered promiscuous mode [ 85.104929][ T5886] veth0_macvtap: entered promiscuous mode [ 85.115604][ T5886] veth1_macvtap: entered promiscuous mode [ 85.134161][ T5886] batman_adv: batadv0: Interface activated: batadv_slave_0 [ 85.148393][ T5886] batman_adv: batadv0: Interface activated: batadv_slave_1 [ 85.165020][ T35] netdevsim netdevsim0 netdevsim0: set [1, 0] type 2 family 0 port 6081 - 0 [ 85.175641][ T35] netdevsim netdevsim0 netdevsim1: set [1, 0] type 2 family 0 port 6081 - 0 [ 85.187067][ T35] netdevsim netdevsim0 netdevsim2: set [1, 0] type 2 family 0 port 6081 - 0 [ 85.197051][ T35] netdevsim netdevsim0 netdevsim3: set [1, 0] type 2 family 0 port 6081 - 0 [ 85.332859][ T3480] netdevsim netdevsim0 netdevsim3 (unregistering): unset [1, 0] type 2 family 0 port 6081 - 0 [ 85.430204][ T3480] netdevsim netdevsim0 netdevsim2 (unregistering): unset [1, 0] type 2 family 0 port 6081 - 0 [ 85.508318][ T3480] netdevsim netdevsim0 netdevsim1 (unregistering): unset [1, 0] type 2 family 0 port 6081 - 0 [ 85.602272][ T3480] netdevsim netdevsim0 netdevsim0 (unregistering): unset [1, 0] type 2 family 0 port 6081 - 0 2026/04/15 09:08:58 executed programs: 0 [ 86.881836][ T50] Bluetooth: hci0: unexpected cc 0x0c03 length: 249 > 1 [ 86.894302][ T50] Bluetooth: hci0: unexpected cc 0x1003 length: 249 > 9 [ 86.902736][ T50] Bluetooth: hci0: unexpected cc 0x1001 length: 249 > 9 [ 86.914186][ T50] Bluetooth: hci0: unexpected cc 0x0c23 length: 249 > 4 [ 86.920122][ T979] cfg80211: failed to load regulatory.db [ 86.922477][ T50] Bluetooth: hci0: unexpected cc 0x0c38 length: 249 > 2 [ 87.059522][ T5940] chnl_net:caif_netlink_parms(): no params data found [ 87.127564][ T5940] bridge0: port 1(bridge_slave_0) entered blocking state [ 87.134878][ T5940] bridge0: port 1(bridge_slave_0) entered disabled state [ 87.142233][ T5940] bridge_slave_0: entered allmulticast mode [ 87.149305][ T5940] bridge_slave_0: entered promiscuous mode [ 87.157986][ T5940] bridge0: port 2(bridge_slave_1) entered blocking state [ 87.165291][ T5940] bridge0: port 2(bridge_slave_1) entered disabled state [ 87.172857][ T5940] bridge_slave_1: entered allmulticast mode [ 87.180911][ T5940] bridge_slave_1: entered promiscuous mode [ 87.211443][ T5940] bond0: (slave bond_slave_0): Enslaving as an active interface with an up link [ 87.223198][ T5940] bond0: (slave bond_slave_1): Enslaving as an active interface with an up link [ 87.253425][ T5940] team0: Port device team_slave_0 added [ 87.261585][ T5940] team0: Port device team_slave_1 added [ 87.284889][ T5940] batman_adv: batadv0: Adding interface: batadv_slave_0 [ 87.292434][ T5940] batman_adv: batadv0: The MTU of interface batadv_slave_0 is too small (1500) to handle the transport of batman-adv packets. Packets going over this interface will be fragmented on layer2 which could impact the performance. Setting the MTU to 1532 would solve the problem. [ 87.319423][ T5940] batman_adv: batadv0: Not using interface batadv_slave_0 (retrying later): interface not active [ 87.332052][ T5940] batman_adv: batadv0: Adding interface: batadv_slave_1 [ 87.339104][ T5940] batman_adv: batadv0: The MTU of interface batadv_slave_1 is too small (1500) to handle the transport of batman-adv packets. Packets going over this interface will be fragmented on layer2 which could impact the performance. Setting the MTU to 1532 would solve the problem. [ 87.367183][ T5940] batman_adv: batadv0: Not using interface batadv_slave_1 (retrying later): interface not active [ 87.405908][ T5940] hsr_slave_0: entered promiscuous mode [ 87.412735][ T5940] hsr_slave_1: entered promiscuous mode [ 87.419027][ T5940] debugfs: 'hsr0' already exists in 'hsr' [ 87.425323][ T5940] Cannot create hsr debugfs directory [ 88.501321][ T3480] bridge_slave_1: left allmulticast mode [ 88.507571][ T3480] bridge_slave_1: left promiscuous mode [ 88.515249][ T3480] bridge0: port 2(bridge_slave_1) entered disabled state [ 88.527984][ T3480] bridge_slave_0: left allmulticast mode [ 88.535705][ T3480] bridge_slave_0: left promiscuous mode [ 88.541792][ T3480] bridge0: port 1(bridge_slave_0) entered disabled state [ 88.690116][ T3480] bond0 (unregistering): (slave bond_slave_0): Releasing backup interface [ 88.702212][ T3480] bond0 (unregistering): (slave bond_slave_1): Releasing backup interface [ 88.712495][ T3480] bond0 (unregistering): Released all slaves [ 88.846430][ T3480] hsr_slave_0: left promiscuous mode [ 88.854680][ T3480] hsr_slave_1: left promiscuous mode [ 88.861395][ T3480] batman_adv: batadv0: Interface deactivated: batadv_slave_0 [ 88.869282][ T3480] batman_adv: batadv0: Removing interface: batadv_slave_0 [ 88.878117][ T3480] batman_adv: batadv0: Interface deactivated: batadv_slave_1 [ 88.894839][ T3480] batman_adv: batadv0: Removing interface: batadv_slave_1 [ 88.912937][ T3480] veth1_macvtap: left promiscuous mode [ 88.919341][ T3480] veth0_macvtap: left promiscuous mode [ 88.925540][ T3480] veth1_vlan: left promiscuous mode [ 88.931093][ T3480] veth0_vlan: left promiscuous mode [ 88.993445][ T5145] Bluetooth: hci0: command tx timeout [ 89.229333][ T3480] team0 (unregistering): Port device team_slave_1 removed [ 89.253766][ T3480] team0 (unregistering): Port device team_slave_0 removed [ 89.680342][ T5940] netdevsim netdevsim0 netdevsim0: renamed from eth0 [ 89.693878][ T5940] netdevsim netdevsim0 netdevsim1: renamed from eth1 [ 89.718253][ T5940] netdevsim netdevsim0 netdevsim2: renamed from eth2 [ 89.733287][ T5940] netdevsim netdevsim0 netdevsim3: renamed from eth3 [ 90.167573][ T5940] 8021q: adding VLAN 0 to HW filter on device bond0 [ 90.236323][ T5940] 8021q: adding VLAN 0 to HW filter on device team0 [ 90.339921][ T12] bridge0: port 1(bridge_slave_0) entered blocking state [ 90.347268][ T12] bridge0: port 1(bridge_slave_0) entered forwarding state [ 90.374047][ T35] bridge0: port 2(bridge_slave_1) entered blocking state [ 90.381513][ T35] bridge0: port 2(bridge_slave_1) entered forwarding state [ 90.675145][ T5940] 8021q: adding VLAN 0 to HW filter on device batadv0 [ 90.717318][ T5940] veth0_vlan: entered promiscuous mode [ 90.727564][ T5940] veth1_vlan: entered promiscuous mode [ 90.756434][ T5940] veth0_macvtap: entered promiscuous mode [ 90.765598][ T5940] veth1_macvtap: entered promiscuous mode [ 90.783088][ T5940] batman_adv: batadv0: Interface activated: batadv_slave_0 [ 90.798271][ T5940] batman_adv: batadv0: Interface activated: batadv_slave_1 [ 90.814689][ T35] netdevsim netdevsim0 netdevsim0: set [1, 0] type 2 family 0 port 6081 - 0 [ 90.826705][ T35] netdevsim netdevsim0 netdevsim1: set [1, 0] type 2 family 0 port 6081 - 0 [ 90.846881][ T35] netdevsim netdevsim0 netdevsim2: set [1, 0] type 2 family 0 port 6081 - 0 [ 90.856516][ T35] netdevsim netdevsim0 netdevsim3: set [1, 0] type 2 family 0 port 6081 - 0 [ 90.926428][ T12] wlan0: Created IBSS using preconfigured BSSID 50:50:50:50:50:50 [ 90.937156][ T12] wlan0: Creating new IBSS network, BSSID 50:50:50:50:50:50 [ 90.960331][ T35] wlan1: Created IBSS using preconfigured BSSID 50:50:50:50:50:50 [ 90.968534][ T35] wlan1: Creating new IBSS network, BSSID 50:50:50:50:50:50 [ 91.070897][ T5145] Bluetooth: hci0: command tx timeout [ 91.262108][ T795] usb 1-1: new high-speed USB device number 2 using dummy_hcd [ 91.423849][ T795] usb 1-1: config 0 interface 0 altsetting 0 endpoint 0x7 has invalid wMaxPacketSize 0 [ 91.434686][ T795] usb 1-1: config 0 interface 0 altsetting 0 bulk endpoint 0x7 has invalid maxpacket 0 [ 91.444926][ T795] usb 1-1: config 0 interface 0 altsetting 0 bulk endpoint 0x89 has invalid maxpacket 202 [ 91.456534][ T795] usb 1-1: New USB device found, idVendor=2040, idProduct=2000, bcdDevice=65.72 [ 91.466481][ T795] usb 1-1: New USB device strings: Mfr=151, Product=0, SerialNumber=0 [ 91.477770][ T795] usb 1-1: Manufacturer: syz [ 91.491456][ T795] usb 1-1: config 0 descriptor?? [ 91.499298][ T5999] raw-gadget.0 gadget.0: fail, usb_ep_enable returned -22 [ 91.513042][ T795] smsusb:smsusb_probe: board id=9, interface number 0 [ 91.523888][ T795] smsusb:siano_media_device_register: media controller created [ 91.534296][ C1] smsusb:smsusb_onresponse: error, urb status -71, 0 bytes [ 91.542118][ C1] smsusb:smsusb_onresponse: error, urb status -71, 0 bytes [ 91.549639][ C1] smsusb:smsusb_onresponse: error, urb status -71, 0 bytes [ 91.557414][ C1] smsusb:smsusb_onresponse: error, urb status -71, 0 bytes [ 91.564927][ C1] smsusb:smsusb_onresponse: error, urb status -71, 0 bytes [ 91.572723][ C1] smsusb:smsusb_onresponse: error, urb status -71, 0 bytes [ 91.580061][ C1] smsusb:smsusb_onresponse: error, urb status -71, 0 bytes [ 91.587480][ C1] smsusb:smsusb_onresponse: error, urb status -71, 0 bytes [ 91.594857][ C1] smsusb:smsusb_onresponse: error, urb status -71, 0 bytes [ 91.604044][ C1] smsusb:smsusb_onresponse: error, urb status -71, 0 bytes [ 91.611848][ C1] smsusb:smsusb_onresponse: error, urb status -71, 0 bytes [ 91.619117][ C1] smsusb:smsusb_onresponse: error, urb status -71, 0 bytes [ 91.626736][ C1] smsusb:smsusb_onresponse: error, urb status -71, 0 bytes [ 91.634067][ C1] smsusb:smsusb_onresponse: error, urb status -71, 0 bytes [ 91.641727][ C1] smsusb:smsusb_onresponse: error, urb status -71, 0 bytes [ 91.649290][ C1] smsusb:smsusb_onresponse: error, urb status -71, 0 bytes [ 91.656950][ C1] smsusb:smsusb_onresponse: error, urb status -71, 0 bytes [ 91.664713][ C1] smsusb:smsusb_onresponse: error, urb status -71, 0 bytes [ 91.675912][ T795] smsmdtv:smscore_sendrequest_and_wait: sendrequest returned error -22 [ 91.675967][ C1] smsusb:smsusb_onresponse: error, urb status -71, 0 bytes [ 91.692873][ T795] smsmdtv:smscore_set_device_mode: mode detect failed -22 [ 91.700492][ T795] smsmdtv:smscore_start_device: set device mode failed , rc -22 [ 91.708624][ T795] smsusb:smsusb_init_device: smscore_start_device(...) failed [ 91.718924][ T795] ------------[ cut here ]------------ [ 91.724679][ T795] !PageLargeKmalloc(page) [ 91.724701][ T795] WARNING: mm/slub.c:6393 at free_large_kmalloc+0xa3/0x140, CPU#1: kworker/1:2/795 [ 91.738868][ T795] Modules linked in: [ 91.744160][ T795] CPU: 1 UID: 0 PID: 795 Comm: kworker/1:2 Not tainted syzkaller #0 PREEMPT(full) [ 91.753945][ T795] Hardware name: Google Google Compute Engine/Google Compute Engine, BIOS Google 03/18/2026 [ 91.764426][ T795] Workqueue: usb_hub_wq hub_event [ 91.769864][ T795] RIP: 0010:free_large_kmalloc+0xa3/0x140 [ 91.776184][ T795] Code: f8 ff 74 17 25 00 00 00 ff 3d 00 00 00 f8 0f 85 a0 00 00 00 c7 43 30 ff ff ff ff 48 89 df 89 ee 5b 41 5e 5d e9 6e c6 fc ff 90 <0f> 0b 90 48 89 df 48 c7 c6 e7 87 f1 8d 5b 41 5e 5d e9 67 2d 04 ff [ 91.798129][ T795] RSP: 0000:ffffc90004a96b20 EFLAGS: 00010206 [ 91.804396][ T795] RAX: 00000000ff000000 RBX: ffffea00015d5880 RCX: 0000000000000001 [ 91.812578][ T795] RDX: 0000000000000000 RSI: ffff888057562000 RDI: ffffea00015d5880 [ 91.820700][ T795] RBP: 0000000000000000 R08: ffff888035bf9003 R09: 1ffff11006b7f200 [ 91.829123][ T795] R10: dffffc0000000000 R11: ffffed1006b7f201 R12: 1ffff1100f472282 [ 91.837803][ T795] R13: ffff888022eebb80 R14: ffff888035bf9060 R15: dffffc0000000000 [ 91.846435][ T795] FS: 0000000000000000(0000) GS:ffff88812555a000(0000) knlGS:0000000000000000 [ 91.855791][ T795] CS: 0010 DS: 0000 ES: 0000 CR0: 0000000080050033 [ 91.862530][ T795] CR2: 00007ffecdbe0a58 CR3: 000000000e54a000 CR4: 00000000003526f0 [ 91.871330][ T795] Call Trace: [ 91.874665][ T795] [ 91.877710][ T795] usb_free_urb+0xd0/0x120 [ 91.882273][ T795] smsusb_term_device+0x1d7/0x3e0 [ 91.887936][ T795] smsusb_probe+0x1aba/0x2280 [ 91.892871][ T795] ? __pfx_smsusb_probe+0x10/0x10 [ 91.897998][ T795] ? __pfx_smsusb_sendrequest+0x10/0x10 [ 91.903684][ T795] ? _raw_spin_unlock_irqrestore+0x30/0x80 [ 91.909779][ T795] ? __pm_runtime_set_status+0x9d4/0xcd0 [ 91.916330][ T795] usb_probe_interface+0x659/0xc70 [ 91.921706][ T795] ? __pfx_usb_probe_interface+0x10/0x10 [ 91.927812][ T795] really_probe+0x267/0xaf0 [ 91.932605][ T795] __driver_probe_device+0x18c/0x320 [ 91.938100][ T795] driver_probe_device+0x4f/0x240 [ 91.943289][ T795] __device_attach_driver+0x279/0x430 [ 91.948878][ T795] bus_for_each_drv+0x258/0x2f0 [ 91.954176][ T795] ? __pfx___device_attach_driver+0x10/0x10 [ 91.960178][ T795] ? __pfx_bus_for_each_drv+0x10/0x10 [ 91.965628][ T795] ? lockdep_hardirqs_on+0x7a/0x110 [ 91.971010][ T795] ? _raw_spin_unlock_irqrestore+0x4c/0x80 [ 91.976845][ T795] __device_attach+0x2c5/0x450 [ 91.982114][ T795] ? __pfx___device_attach+0x10/0x10 [ 91.987769][ T795] ? _raw_spin_unlock+0x28/0x50 [ 91.992883][ T795] device_initial_probe+0xa1/0xd0 [ 91.998017][ T795] bus_probe_device+0x12a/0x220 [ 92.002986][ T795] ? device_add+0x726/0xb70 [ 92.007718][ T795] device_add+0x7b6/0xb70 [ 92.012171][ T795] usb_set_configuration+0x1a87/0x2110 [ 92.017891][ T795] usb_generic_driver_probe+0x8d/0x150 [ 92.023436][ T795] usb_probe_device+0x1c4/0x3b0 [ 92.028308][ T795] ? __pfx_usb_probe_device+0x10/0x10 [ 92.034098][ T795] really_probe+0x267/0xaf0 [ 92.038822][ T795] __driver_probe_device+0x18c/0x320 [ 92.044282][ T795] driver_probe_device+0x4f/0x240 [ 92.049368][ T795] __device_attach_driver+0x279/0x430 [ 92.055059][ T795] bus_for_each_drv+0x258/0x2f0 [ 92.059975][ T795] ? __pfx___device_attach_driver+0x10/0x10 [ 92.066770][ T795] ? __pfx_bus_for_each_drv+0x10/0x10 [ 92.072349][ T795] ? _raw_spin_unlock_irqrestore+0x74/0x80 [ 92.078794][ T795] __device_attach+0x2c5/0x450 [ 92.083833][ T795] ? __pfx___device_attach+0x10/0x10 [ 92.089577][ T795] ? _raw_spin_unlock+0x28/0x50 [ 92.094674][ T795] device_initial_probe+0xa1/0xd0 [ 92.100386][ T795] bus_probe_device+0x12a/0x220 [ 92.105870][ T795] ? device_add+0x726/0xb70 [ 92.111224][ T795] device_add+0x7b6/0xb70 [ 92.116120][ T795] usb_new_device+0xa08/0x16f0 [ 92.121168][ T795] ? __pfx_usb_new_device+0x10/0x10 [ 92.127012][ T795] ? _raw_spin_unlock_irq+0x23/0x50 [ 92.132647][ T795] hub_event+0x2a1c/0x4f30 [ 92.137527][ T795] ? do_raw_spin_unlock+0xf5/0x210 [ 92.143008][ T795] ? __pfx_hub_event+0x10/0x10 [ 92.148210][ T795] ? process_scheduled_works+0xa70/0x1860 [ 92.154235][ T795] ? process_scheduled_works+0xa70/0x1860 [ 92.159983][ T795] ? process_scheduled_works+0xa70/0x1860 [ 92.166334][ T795] process_scheduled_works+0xb5d/0x1860 [ 92.172264][ T795] ? __pfx_process_scheduled_works+0x10/0x10 [ 92.178628][ T795] ? assign_work+0x3d5/0x5e0 [ 92.183348][ T795] worker_thread+0xa53/0xfc0 [ 92.188139][ T795] kthread+0x388/0x470 [ 92.192544][ T795] ? __pfx_worker_thread+0x10/0x10 [ 92.198446][ T795] ? __pfx_kthread+0x10/0x10 [ 92.204050][ T795] ret_from_fork+0x514/0xb70 [ 92.209096][ T795] ? __pfx_ret_from_fork+0x10/0x10 [ 92.214510][ T795] ? __switch_to+0xc79/0x1410 [ 92.219885][ T795] ? __pfx_kthread+0x10/0x10 [ 92.225073][ T795] ret_from_fork_asm+0x1a/0x30 [ 92.229974][ T795] [ 92.233161][ T795] Kernel panic - not syncing: kernel: panic_on_warn set ... [ 92.240846][ T795] CPU: 1 UID: 0 PID: 795 Comm: kworker/1:2 Not tainted syzkaller #0 PREEMPT(full) [ 92.250401][ T795] Hardware name: Google Google Compute Engine/Google Compute Engine, BIOS Google 03/18/2026 [ 92.260458][ T795] Workqueue: usb_hub_wq hub_event [ 92.266206][ T795] Call Trace: [ 92.269503][ T795] [ 92.272513][ T795] vpanic+0x56c/0xa60 [ 92.276580][ T795] ? __pfx__printk+0x10/0x10 [ 92.281253][ T795] ? __pfx_vpanic+0x10/0x10 [ 92.285756][ T795] ? is_bpf_text_address+0x292/0x2b0 [ 92.291124][ T795] ? is_bpf_text_address+0x26/0x2b0 [ 92.296345][ T795] panic+0xc5/0xd0 [ 92.300185][ T795] ? __pfx_panic+0x10/0x10 [ 92.304775][ T795] ? ret_from_fork_asm+0x1a/0x30 [ 92.309889][ T795] __warn+0x315/0x4c0 [ 92.313960][ T795] ? free_large_kmalloc+0xa3/0x140 [ 92.319101][ T795] ? free_large_kmalloc+0xa3/0x140 [ 92.324552][ T795] __report_bug+0x29a/0x540 [ 92.329045][ T795] ? device_initial_probe+0xa1/0xd0 [ 92.334230][ T795] ? bus_probe_device+0x12a/0x220 [ 92.339242][ T795] ? device_add+0x7b6/0xb70 [ 92.343852][ T795] ? free_large_kmalloc+0xa3/0x140 [ 92.349466][ T795] ? __pfx___report_bug+0x10/0x10 [ 92.354655][ T795] ? usb_new_device+0xa08/0x16f0 [ 92.359774][ T795] ? hub_event+0x2a1c/0x4f30 [ 92.364458][ T795] ? process_scheduled_works+0xb5d/0x1860 [ 92.370527][ T795] ? smscore_unregister_device+0x651/0x780 [ 92.376683][ T795] ? free_large_kmalloc+0xa3/0x140 [ 92.382074][ T795] report_bug+0x16a/0x220 [ 92.386833][ T795] ? free_large_kmalloc+0xa3/0x140 [ 92.392111][ T795] ? free_large_kmalloc+0xa5/0x140 [ 92.397393][ T795] handle_bug+0x9c/0x200 [ 92.401944][ T795] exc_invalid_op+0x1a/0x50 [ 92.406471][ T795] asm_exc_invalid_op+0x1a/0x20 [ 92.411402][ T795] RIP: 0010:free_large_kmalloc+0xa3/0x140 [ 92.417521][ T795] Code: f8 ff 74 17 25 00 00 00 ff 3d 00 00 00 f8 0f 85 a0 00 00 00 c7 43 30 ff ff ff ff 48 89 df 89 ee 5b 41 5e 5d e9 6e c6 fc ff 90 <0f> 0b 90 48 89 df 48 c7 c6 e7 87 f1 8d 5b 41 5e 5d e9 67 2d 04 ff [ 92.437644][ T795] RSP: 0000:ffffc90004a96b20 EFLAGS: 00010206 [ 92.443984][ T795] RAX: 00000000ff000000 RBX: ffffea00015d5880 RCX: 0000000000000001 [ 92.452045][ T795] RDX: 0000000000000000 RSI: ffff888057562000 RDI: ffffea00015d5880 [ 92.460472][ T795] RBP: 0000000000000000 R08: ffff888035bf9003 R09: 1ffff11006b7f200 [ 92.468803][ T795] R10: dffffc0000000000 R11: ffffed1006b7f201 R12: 1ffff1100f472282 [ 92.477728][ T795] R13: ffff888022eebb80 R14: ffff888035bf9060 R15: dffffc0000000000 [ 92.486597][ T795] usb_free_urb+0xd0/0x120 [ 92.491293][ T795] smsusb_term_device+0x1d7/0x3e0 [ 92.496487][ T795] smsusb_probe+0x1aba/0x2280 [ 92.501235][ T795] ? __pfx_smsusb_probe+0x10/0x10 [ 92.506787][ T795] ? __pfx_smsusb_sendrequest+0x10/0x10 [ 92.512596][ T795] ? _raw_spin_unlock_irqrestore+0x30/0x80 [ 92.518624][ T795] ? __pm_runtime_set_status+0x9d4/0xcd0 [ 92.524263][ T795] usb_probe_interface+0x659/0xc70 [ 92.529644][ T795] ? __pfx_usb_probe_interface+0x10/0x10 [ 92.535449][ T795] really_probe+0x267/0xaf0 [ 92.540215][ T795] __driver_probe_device+0x18c/0x320 [ 92.545863][ T795] driver_probe_device+0x4f/0x240 [ 92.551146][ T795] __device_attach_driver+0x279/0x430 [ 92.556949][ T795] bus_for_each_drv+0x258/0x2f0 [ 92.561797][ T795] ? __pfx___device_attach_driver+0x10/0x10 [ 92.567769][ T795] ? __pfx_bus_for_each_drv+0x10/0x10 [ 92.573309][ T795] ? lockdep_hardirqs_on+0x7a/0x110 [ 92.578585][ T795] ? _raw_spin_unlock_irqrestore+0x4c/0x80 [ 92.584405][ T795] __device_attach+0x2c5/0x450 [ 92.589273][ T795] ? __pfx___device_attach+0x10/0x10 [ 92.594734][ T795] ? _raw_spin_unlock+0x28/0x50 [ 92.599769][ T795] device_initial_probe+0xa1/0xd0 [ 92.604910][ T795] bus_probe_device+0x12a/0x220 [ 92.610040][ T795] ? device_add+0x726/0xb70 [ 92.614813][ T795] device_add+0x7b6/0xb70 [ 92.619560][ T795] usb_set_configuration+0x1a87/0x2110 [ 92.625052][ T795] usb_generic_driver_probe+0x8d/0x150 [ 92.630503][ T795] usb_probe_device+0x1c4/0x3b0 [ 92.635392][ T795] ? __pfx_usb_probe_device+0x10/0x10 [ 92.640944][ T795] really_probe+0x267/0xaf0 [ 92.645715][ T795] __driver_probe_device+0x18c/0x320 [ 92.651110][ T795] driver_probe_device+0x4f/0x240 [ 92.656241][ T795] __device_attach_driver+0x279/0x430 [ 92.661954][ T795] bus_for_each_drv+0x258/0x2f0 [ 92.666798][ T795] ? __pfx___device_attach_driver+0x10/0x10 [ 92.672768][ T795] ? __pfx_bus_for_each_drv+0x10/0x10 [ 92.678589][ T795] ? _raw_spin_unlock_irqrestore+0x74/0x80 [ 92.684490][ T795] __device_attach+0x2c5/0x450 [ 92.689252][ T795] ? __pfx___device_attach+0x10/0x10 [ 92.694716][ T795] ? _raw_spin_unlock+0x28/0x50 [ 92.700930][ T795] device_initial_probe+0xa1/0xd0 [ 92.706057][ T795] bus_probe_device+0x12a/0x220 [ 92.711079][ T795] ? device_add+0x726/0xb70 [ 92.715696][ T795] device_add+0x7b6/0xb70 [ 92.720116][ T795] usb_new_device+0xa08/0x16f0 [ 92.724983][ T795] ? __pfx_usb_new_device+0x10/0x10 [ 92.730630][ T795] ? _raw_spin_unlock_irq+0x23/0x50 [ 92.736103][ T795] hub_event+0x2a1c/0x4f30 [ 92.740566][ T795] ? do_raw_spin_unlock+0xf5/0x210 [ 92.745813][ T795] ? __pfx_hub_event+0x10/0x10 [ 92.750580][ T795] ? process_scheduled_works+0xa70/0x1860 [ 92.756566][ T795] ? process_scheduled_works+0xa70/0x1860 [ 92.762281][ T795] ? process_scheduled_works+0xa70/0x1860 [ 92.768263][ T795] process_scheduled_works+0xb5d/0x1860 [ 92.774211][ T795] ? __pfx_process_scheduled_works+0x10/0x10 [ 92.780362][ T795] ? assign_work+0x3d5/0x5e0 [ 92.785307][ T795] worker_thread+0xa53/0xfc0 [ 92.790202][ T795] kthread+0x388/0x470 [ 92.794264][ T795] ? __pfx_worker_thread+0x10/0x10 [ 92.799824][ T795] ? __pfx_kthread+0x10/0x10 [ 92.804444][ T795] ret_from_fork+0x514/0xb70 [ 92.809064][ T795] ? __pfx_ret_from_fork+0x10/0x10 [ 92.814446][ T795] ? __switch_to+0xc79/0x1410 [ 92.819141][ T795] ? __pfx_kthread+0x10/0x10 [ 92.823921][ T795] ret_from_fork_asm+0x1a/0x30 [ 92.828999][ T795] [ 92.832869][ T795] Kernel Offset: disabled [ 92.837361][ T795] Rebooting in 86400 seconds..