Warning: Permanently added '10.128.0.178' (ED25519) to the list of known hosts. 2026/03/12 15:28:15 parsed 1 programs [ 101.808067][ T30] kauditd_printk_skb: 19 callbacks suppressed [ 101.808084][ T30] audit: type=1400 audit(1773329297.489:105): avc: denied { unlink } for pid=6115 comm="syz-executor" name="swap-file" dev="sda1" ino=2026 scontext=root:sysadm_r:sysadm_t tcontext=system_u:object_r:unlabeled_t tclass=file permissive=1 trawcon="root:object_r:swapfile_t" [ 103.110867][ T6115] Adding 124996k swap on ./swap-file. Priority:0 extents:1 across:124996k [ 105.714304][ T5128] Bluetooth: hci0: unexpected cc 0x0c03 length: 249 > 1 [ 105.724587][ T5128] Bluetooth: hci0: unexpected cc 0x1003 length: 249 > 9 [ 105.732573][ T5128] Bluetooth: hci0: unexpected cc 0x1001 length: 249 > 9 [ 105.741386][ T5128] Bluetooth: hci0: unexpected cc 0x0c23 length: 249 > 4 [ 105.749438][ T5128] Bluetooth: hci0: unexpected cc 0x0c38 length: 249 > 2 [ 106.442144][ T462] wlan0: Created IBSS using preconfigured BSSID 50:50:50:50:50:50 [ 106.451142][ T462] wlan0: Creating new IBSS network, BSSID 50:50:50:50:50:50 [ 106.473923][ T462] wlan1: Created IBSS using preconfigured BSSID 50:50:50:50:50:50 [ 106.482494][ T462] wlan1: Creating new IBSS network, BSSID 50:50:50:50:50:50 [ 106.727878][ T6170] chnl_net:caif_netlink_parms(): no params data found [ 106.797948][ T6170] bridge0: port 1(bridge_slave_0) entered blocking state [ 106.805463][ T6170] bridge0: port 1(bridge_slave_0) entered disabled state [ 106.813633][ T6170] bridge_slave_0: entered allmulticast mode [ 106.820734][ T6170] bridge_slave_0: entered promiscuous mode [ 106.829006][ T6170] bridge0: port 2(bridge_slave_1) entered blocking state [ 106.836210][ T6170] bridge0: port 2(bridge_slave_1) entered disabled state [ 106.843364][ T6170] bridge_slave_1: entered allmulticast mode [ 106.851012][ T6170] bridge_slave_1: entered promiscuous mode [ 106.890086][ T6170] bond0: (slave bond_slave_0): Enslaving as an active interface with an up link [ 106.901492][ T6170] bond0: (slave bond_slave_1): Enslaving as an active interface with an up link [ 106.928591][ T6170] team0: Port device team_slave_0 added [ 106.938408][ T6170] team0: Port device team_slave_1 added [ 106.967728][ T6170] batman_adv: batadv0: Adding interface: batadv_slave_0 [ 106.974672][ T6170] 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. [ 107.001163][ T6170] batman_adv: batadv0: Not using interface batadv_slave_0 (retrying later): interface not active [ 107.016815][ T6170] batman_adv: batadv0: Adding interface: batadv_slave_1 [ 107.023767][ T6170] 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. [ 107.049814][ T6170] batman_adv: batadv0: Not using interface batadv_slave_1 (retrying later): interface not active [ 107.094894][ T6170] hsr_slave_0: entered promiscuous mode [ 107.101521][ T6170] hsr_slave_1: entered promiscuous mode [ 107.537886][ T6170] netdevsim netdevsim0 netdevsim0: renamed from eth0 [ 107.549121][ T6170] netdevsim netdevsim0 netdevsim1: renamed from eth1 [ 107.559953][ T6170] netdevsim netdevsim0 netdevsim2: renamed from eth2 [ 107.572300][ T6170] netdevsim netdevsim0 netdevsim3: renamed from eth3 [ 107.619255][ T6170] bridge0: port 2(bridge_slave_1) entered blocking state [ 107.626419][ T6170] bridge0: port 2(bridge_slave_1) entered forwarding state [ 107.633892][ T6170] bridge0: port 1(bridge_slave_0) entered blocking state [ 107.641092][ T6170] bridge0: port 1(bridge_slave_0) entered forwarding state [ 107.698059][ T36] bridge0: port 1(bridge_slave_0) entered disabled state [ 107.705723][ T36] bridge0: port 2(bridge_slave_1) entered disabled state [ 107.754895][ T6170] 8021q: adding VLAN 0 to HW filter on device bond0 [ 107.790564][ T6170] 8021q: adding VLAN 0 to HW filter on device team0 [ 107.803640][ T36] bridge0: port 1(bridge_slave_0) entered blocking state [ 107.810819][ T36] bridge0: port 1(bridge_slave_0) entered forwarding state [ 107.835102][ T36] bridge0: port 2(bridge_slave_1) entered blocking state [ 107.842308][ T36] bridge0: port 2(bridge_slave_1) entered forwarding state [ 108.064280][ T6170] 8021q: adding VLAN 0 to HW filter on device batadv0 [ 108.113761][ T6170] veth0_vlan: entered promiscuous mode [ 108.129078][ T6170] veth1_vlan: entered promiscuous mode [ 108.161237][ T6170] veth0_macvtap: entered promiscuous mode [ 108.174518][ T6170] veth1_macvtap: entered promiscuous mode [ 108.198696][ T6170] batman_adv: batadv0: Interface activated: batadv_slave_0 [ 108.216777][ T6170] batman_adv: batadv0: Interface activated: batadv_slave_1 [ 108.240903][ T462] netdevsim netdevsim0 netdevsim0: set [1, 0] type 2 family 0 port 6081 - 0 [ 108.250576][ T462] netdevsim netdevsim0 netdevsim1: set [1, 0] type 2 family 0 port 6081 - 0 [ 108.266166][ T462] netdevsim netdevsim0 netdevsim2: set [1, 0] type 2 family 0 port 6081 - 0 [ 108.274929][ T462] netdevsim netdevsim0 netdevsim3: set [1, 0] type 2 family 0 port 6081 - 0 [ 108.498283][ T36] netdevsim netdevsim0 netdevsim3 (unregistering): unset [1, 0] type 2 family 0 port 6081 - 0 [ 108.605075][ T36] netdevsim netdevsim0 netdevsim2 (unregistering): unset [1, 0] type 2 family 0 port 6081 - 0 [ 108.677855][ T36] netdevsim netdevsim0 netdevsim1 (unregistering): unset [1, 0] type 2 family 0 port 6081 - 0 [ 108.773749][ T36] netdevsim netdevsim0 netdevsim0 (unregistering): unset [1, 0] type 2 family 0 port 6081 - 0 [ 109.692605][ T30] audit: type=1401 audit(1773329305.359:106): op=setxattr invalid_context="u:object_r:app_data_file:s0:c512,c768" 2026/03/12 15:28:26 executed programs: 0 [ 110.381374][ T5128] Bluetooth: hci0: unexpected cc 0x0c03 length: 249 > 1 [ 110.389941][ T5128] Bluetooth: hci0: unexpected cc 0x1003 length: 249 > 9 [ 110.398255][ T5128] Bluetooth: hci0: unexpected cc 0x1001 length: 249 > 9 [ 110.416408][ T5128] Bluetooth: hci0: unexpected cc 0x0c23 length: 249 > 4 [ 110.423952][ T5128] Bluetooth: hci0: unexpected cc 0x0c38 length: 249 > 2 [ 110.631712][ T6308] chnl_net:caif_netlink_parms(): no params data found [ 110.741236][ T6308] bridge0: port 1(bridge_slave_0) entered blocking state [ 110.750491][ T6308] bridge0: port 1(bridge_slave_0) entered disabled state [ 110.758991][ T6308] bridge_slave_0: entered allmulticast mode [ 110.767323][ T6308] bridge_slave_0: entered promiscuous mode [ 110.788917][ T6308] bridge0: port 2(bridge_slave_1) entered blocking state [ 110.796653][ T6308] bridge0: port 2(bridge_slave_1) entered disabled state [ 110.803827][ T6308] bridge_slave_1: entered allmulticast mode [ 110.812886][ T6308] bridge_slave_1: entered promiscuous mode [ 110.919311][ T36] bridge_slave_1: left allmulticast mode [ 110.924988][ T36] bridge_slave_1: left promiscuous mode [ 110.933252][ T36] bridge0: port 2(bridge_slave_1) entered disabled state [ 110.947275][ T36] bridge_slave_0: left allmulticast mode [ 110.952946][ T36] bridge_slave_0: left promiscuous mode [ 110.959342][ T36] bridge0: port 1(bridge_slave_0) entered disabled state [ 111.128397][ T36] bond0 (unregistering): (slave bond_slave_0): Releasing backup interface [ 111.142232][ T36] bond0 (unregistering): (slave bond_slave_1): Releasing backup interface [ 111.152607][ T36] bond0 (unregistering): Released all slaves [ 111.170634][ T6308] bond0: (slave bond_slave_0): Enslaving as an active interface with an up link [ 111.184737][ T6308] bond0: (slave bond_slave_1): Enslaving as an active interface with an up link [ 111.267626][ T36] hsr_slave_0: left promiscuous mode [ 111.274559][ T36] hsr_slave_1: left promiscuous mode [ 111.281182][ T36] batman_adv: batadv0: Interface deactivated: batadv_slave_0 [ 111.288858][ T36] batman_adv: batadv0: Removing interface: batadv_slave_0 [ 111.298760][ T36] batman_adv: batadv0: Interface deactivated: batadv_slave_1 [ 111.306455][ T36] batman_adv: batadv0: Removing interface: batadv_slave_1 [ 111.319172][ T36] veth1_macvtap: left promiscuous mode [ 111.324662][ T36] veth0_macvtap: left promiscuous mode [ 111.331191][ T36] veth1_vlan: left promiscuous mode [ 111.336798][ T36] veth0_vlan: left promiscuous mode [ 111.519975][ T36] team0 (unregistering): Port device team_slave_1 removed [ 111.531695][ T36] team0 (unregistering): Port device team_slave_0 removed [ 111.602377][ T6308] team0: Port device team_slave_0 added [ 111.611675][ T6308] team0: Port device team_slave_1 added [ 111.659267][ T6308] batman_adv: batadv0: Adding interface: batadv_slave_0 [ 111.675610][ T6308] 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. [ 111.702904][ T6308] batman_adv: batadv0: Not using interface batadv_slave_0 (retrying later): interface not active [ 111.721881][ T6308] batman_adv: batadv0: Adding interface: batadv_slave_1 [ 111.728918][ T6308] 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. [ 111.755164][ T6308] batman_adv: batadv0: Not using interface batadv_slave_1 (retrying later): interface not active [ 111.822895][ T6308] hsr_slave_0: entered promiscuous mode [ 111.829961][ T6308] hsr_slave_1: entered promiscuous mode [ 112.496125][ T5869] Bluetooth: hci0: command tx timeout [ 112.627271][ T6308] netdevsim netdevsim0 netdevsim0: renamed from eth0 [ 112.642211][ T6308] netdevsim netdevsim0 netdevsim1: renamed from eth1 [ 112.664467][ T6308] netdevsim netdevsim0 netdevsim2: renamed from eth2 [ 112.682180][ T6308] netdevsim netdevsim0 netdevsim3: renamed from eth3 [ 112.779094][ T6308] 8021q: adding VLAN 0 to HW filter on device bond0 [ 112.802236][ T6308] 8021q: adding VLAN 0 to HW filter on device team0 [ 112.815139][ T36] bridge0: port 1(bridge_slave_0) entered blocking state [ 112.822349][ T36] bridge0: port 1(bridge_slave_0) entered forwarding state [ 112.852635][ T36] bridge0: port 2(bridge_slave_1) entered blocking state [ 112.859899][ T36] bridge0: port 2(bridge_slave_1) entered forwarding state [ 113.006856][ T6308] 8021q: adding VLAN 0 to HW filter on device batadv0 [ 113.038153][ T6308] veth0_vlan: entered promiscuous mode [ 113.048760][ T6308] veth1_vlan: entered promiscuous mode [ 113.073705][ T6308] veth0_macvtap: entered promiscuous mode [ 113.082521][ T6308] veth1_macvtap: entered promiscuous mode [ 113.096550][ T6308] batman_adv: batadv0: Interface activated: batadv_slave_0 [ 113.110396][ T6308] batman_adv: batadv0: Interface activated: batadv_slave_1 [ 113.122766][ T36] netdevsim netdevsim0 netdevsim0: set [1, 0] type 2 family 0 port 6081 - 0 [ 113.131849][ T36] netdevsim netdevsim0 netdevsim1: set [1, 0] type 2 family 0 port 6081 - 0 [ 113.142017][ T36] netdevsim netdevsim0 netdevsim2: set [1, 0] type 2 family 0 port 6081 - 0 [ 113.151350][ T36] netdevsim netdevsim0 netdevsim3: set [1, 0] type 2 family 0 port 6081 - 0 [ 113.198099][ T36] wlan0: Created IBSS using preconfigured BSSID 50:50:50:50:50:50 [ 113.210258][ T36] wlan0: Creating new IBSS network, BSSID 50:50:50:50:50:50 [ 113.232415][ T13] wlan1: Created IBSS using preconfigured BSSID 50:50:50:50:50:50 [ 113.240586][ T13] wlan1: Creating new IBSS network, BSSID 50:50:50:50:50:50 [ 113.291567][ T6402] vhci_hcd vhci_hcd.0: pdev(0) rhport(0) sockfd(3) [ 113.298163][ T6402] vhci_hcd vhci_hcd.0: devid(0) speed(3) speed_str(high-speed) [ 113.307318][ T6402] vhci_hcd vhci_hcd.0: Device attached [ 113.556058][ T5826] usb 33-1: new high-speed USB device number 2 using vhci_hcd [ 113.839940][ T6407] vhci_hcd vhci_hcd.0: port 0 already used [ 114.370450][ T6412] vhci_hcd vhci_hcd.0: port 0 already used [ 114.576144][ T5869] Bluetooth: hci0: command tx timeout [ 114.900813][ T6417] vhci_hcd vhci_hcd.0: port 0 already used 2026/03/12 15:28:31 executed programs: 6 [ 115.427889][ T6422] vhci_hcd vhci_hcd.0: port 0 already used [ 115.957460][ T6427] vhci_hcd vhci_hcd.0: port 0 already used [ 116.482227][ T6432] vhci_hcd vhci_hcd.0: port 0 already used [ 116.655690][ T5869] Bluetooth: hci0: command tx timeout [ 117.011662][ T6437] vhci_hcd vhci_hcd.0: port 0 already used [ 117.541338][ T6442] vhci_hcd vhci_hcd.0: port 0 already used [ 118.066246][ T6447] vhci_hcd vhci_hcd.0: port 0 already used [ 118.592116][ T6452] vhci_hcd vhci_hcd.0: port 0 already used [ 118.735693][ T5869] Bluetooth: hci0: command tx timeout [ 119.121947][ T6457] vhci_hcd vhci_hcd.0: port 0 already used [ 119.662349][ T6462] vhci_hcd vhci_hcd.0: port 0 already used [ 120.196346][ T6467] vhci_hcd vhci_hcd.0: port 0 already used 2026/03/12 15:28:36 executed programs: 16 [ 120.745117][ T6472] vhci_hcd vhci_hcd.0: port 0 already used [ 121.274375][ T6477] vhci_hcd vhci_hcd.0: port 0 already used [ 121.803419][ T6482] vhci_hcd vhci_hcd.0: port 0 already used [ 122.328394][ T6487] vhci_hcd vhci_hcd.0: port 0 already used [ 122.856428][ T6492] vhci_hcd vhci_hcd.0: port 0 already used [ 123.387332][ T6497] vhci_hcd vhci_hcd.0: port 0 already used [ 123.915653][ T6502] vhci_hcd vhci_hcd.0: port 0 already used [ 124.442687][ T6507] vhci_hcd vhci_hcd.0: port 0 already used [ 124.969822][ T6512] vhci_hcd vhci_hcd.0: port 0 already used [ 125.494193][ T6517] vhci_hcd vhci_hcd.0: port 0 already used 2026/03/12 15:28:41 executed programs: 26 [ 126.022597][ T6522] vhci_hcd vhci_hcd.0: port 0 already used [ 126.547708][ T6527] vhci_hcd vhci_hcd.0: port 0 already used [ 127.074744][ T6532] vhci_hcd vhci_hcd.0: port 0 already used [ 127.602790][ T6537] vhci_hcd vhci_hcd.0: port 0 already used [ 128.131675][ T6542] vhci_hcd vhci_hcd.0: port 0 already used [ 128.662204][ T6547] vhci_hcd vhci_hcd.0: port 0 already used [ 128.670045][ T6547] cgroup: fork rejected by pids controller in /syz0 [ 129.197428][ T6552] vhci_hcd vhci_hcd.0: port 0 already used [ 129.724902][ T6557] vhci_hcd vhci_hcd.0: port 0 already used [ 130.253822][ T6562] vhci_hcd vhci_hcd.0: port 0 already used [ 130.782656][ T6567] vhci_hcd vhci_hcd.0: port 0 already used 2026/03/12 15:28:47 executed programs: 36 [ 131.310735][ T6572] vhci_hcd vhci_hcd.0: port 0 already used [ 131.837721][ T6577] vhci_hcd vhci_hcd.0: port 0 already used [ 132.364734][ T6582] vhci_hcd vhci_hcd.0: port 0 already used [ 132.577520][ T1296] ieee802154 phy0 wpan0: encryption failed: -22 [ 132.583826][ T1296] ieee802154 phy1 wpan1: encryption failed: -22 [ 132.890799][ T6587] vhci_hcd vhci_hcd.0: port 0 already used [ 133.419614][ T6592] vhci_hcd vhci_hcd.0: port 0 already used [ 133.949778][ T6597] vhci_hcd vhci_hcd.0: port 0 already used [ 134.476996][ T6602] vhci_hcd vhci_hcd.0: port 0 already used [ 135.015118][ T6607] vhci_hcd vhci_hcd.0: port 0 already used [ 135.543544][ T6612] vhci_hcd vhci_hcd.0: port 0 already used [ 136.073442][ T6617] vhci_hcd vhci_hcd.0: port 0 already used 2026/03/12 15:28:52 executed programs: 46 [ 136.603835][ T6622] vhci_hcd vhci_hcd.0: port 0 already used [ 137.131944][ T6627] vhci_hcd vhci_hcd.0: port 0 already used [ 137.660641][ T6632] vhci_hcd vhci_hcd.0: port 0 already used [ 138.191328][ T6637] vhci_hcd vhci_hcd.0: port 0 already used [ 138.717828][ T6642] vhci_hcd vhci_hcd.0: port 0 already used [ 139.245517][ T6647] vhci_hcd vhci_hcd.0: port 0 already used [ 139.773562][ T6652] vhci_hcd vhci_hcd.0: port 0 already used [ 140.304320][ T6657] vhci_hcd vhci_hcd.0: port 0 already used [ 140.837058][ T6662] vhci_hcd vhci_hcd.0: port 0 already used [ 141.374686][ T6667] vhci_hcd vhci_hcd.0: port 0 already used 2026/03/12 15:28:57 executed programs: 56 [ 141.902283][ T6672] vhci_hcd vhci_hcd.0: port 0 already used [ 142.431834][ T6677] vhci_hcd vhci_hcd.0: port 0 already used [ 142.959666][ T6682] vhci_hcd vhci_hcd.0: port 0 already used [ 143.492233][ T6687] vhci_hcd vhci_hcd.0: port 0 already used [ 144.021981][ T6692] vhci_hcd vhci_hcd.0: port 0 already used [ 144.548804][ T6697] vhci_hcd vhci_hcd.0: port 0 already used [ 145.078160][ T6702] vhci_hcd vhci_hcd.0: port 0 already used [ 145.607847][ T6707] vhci_hcd vhci_hcd.0: port 0 already used [ 146.135135][ T6712] vhci_hcd vhci_hcd.0: port 0 already used [ 146.663104][ T6717] vhci_hcd vhci_hcd.0: port 0 already used 2026/03/12 15:29:02 executed programs: 66 [ 147.188792][ T6722] vhci_hcd vhci_hcd.0: port 0 already used [ 147.717292][ T6727] vhci_hcd vhci_hcd.0: port 0 already used [ 148.243521][ T6732] vhci_hcd vhci_hcd.0: port 0 already used [ 148.771015][ T6737] vhci_hcd vhci_hcd.0: port 0 already used [ 149.298921][ T6742] vhci_hcd vhci_hcd.0: port 0 already used [ 149.827758][ T6747] vhci_hcd vhci_hcd.0: port 0 already used [ 150.359179][ T6752] vhci_hcd vhci_hcd.0: port 0 already used [ 150.886251][ T6757] vhci_hcd vhci_hcd.0: port 0 already used [ 151.421424][ T6762] vhci_hcd vhci_hcd.0: port 0 already used [ 151.953158][ T6767] vhci_hcd vhci_hcd.0: port 0 already used 2026/03/12 15:29:08 executed programs: 76 [ 152.479219][ T6772] vhci_hcd vhci_hcd.0: port 0 already used [ 153.011815][ T6777] vhci_hcd vhci_hcd.0: port 0 already used [ 153.541581][ T6782] vhci_hcd vhci_hcd.0: port 0 already used [ 154.073202][ T6787] vhci_hcd vhci_hcd.0: port 0 already used [ 154.600978][ T6792] vhci_hcd vhci_hcd.0: port 0 already used [ 155.127619][ T6797] vhci_hcd vhci_hcd.0: port 0 already used [ 155.654050][ T6802] vhci_hcd vhci_hcd.0: port 0 already used [ 156.186843][ T6807] vhci_hcd vhci_hcd.0: port 0 already used [ 156.718478][ T6812] vhci_hcd vhci_hcd.0: port 0 already used [ 157.246284][ T6817] vhci_hcd vhci_hcd.0: port 0 already used 2026/03/12 15:29:13 executed programs: 86 [ 157.778901][ T6822] vhci_hcd vhci_hcd.0: port 0 already used [ 158.319572][ T6827] vhci_hcd vhci_hcd.0: port 0 already used [ 158.849805][ T6832] vhci_hcd vhci_hcd.0: port 0 already used [ 159.382129][ T6837] vhci_hcd vhci_hcd.0: port 0 already used [ 159.910158][ T6842] vhci_hcd vhci_hcd.0: port 0 already used [ 160.437238][ T6847] vhci_hcd vhci_hcd.0: port 0 already used [ 160.967309][ T6852] vhci_hcd vhci_hcd.0: port 0 already used [ 161.498946][ T6857] vhci_hcd vhci_hcd.0: port 0 already used [ 162.029271][ T6862] vhci_hcd vhci_hcd.0: port 0 already used [ 162.559426][ T6867] vhci_hcd vhci_hcd.0: port 0 already used 2026/03/12 15:29:18 executed programs: 96 [ 163.087546][ T6872] vhci_hcd vhci_hcd.0: port 0 already used [ 163.612823][ T6877] vhci_hcd vhci_hcd.0: port 0 already used [ 164.146729][ T6882] vhci_hcd vhci_hcd.0: port 0 already used [ 164.672961][ T6887] vhci_hcd vhci_hcd.0: port 0 already used [ 165.203535][ T6892] vhci_hcd vhci_hcd.0: port 0 already used [ 165.733647][ T6897] vhci_hcd vhci_hcd.0: port 0 already used [ 166.261573][ T6902] vhci_hcd vhci_hcd.0: port 0 already used [ 166.793562][ T6907] vhci_hcd vhci_hcd.0: port 0 already used [ 167.325906][ T6914] vhci_hcd vhci_hcd.0: port 0 already used [ 167.855448][ T6919] vhci_hcd vhci_hcd.0: port 0 already used 2026/03/12 15:29:24 executed programs: 106 [ 168.389138][ T6925] vhci_hcd vhci_hcd.0: port 0 already used [ 168.915719][ T6930] vhci_hcd vhci_hcd.0: port 0 already used [ 169.445094][ T6936] vhci_hcd vhci_hcd.0: port 0 already used [ 169.972212][ T6942] vhci_hcd vhci_hcd.0: port 0 already used [ 170.501242][ T6948] vhci_hcd vhci_hcd.0: port 0 already used [ 171.030014][ T6953] vhci_hcd vhci_hcd.0: port 0 already used [ 171.560931][ T6958] vhci_hcd vhci_hcd.0: port 0 already used [ 172.090014][ T6963] vhci_hcd vhci_hcd.0: port 0 already used [ 172.617085][ T6968] vhci_hcd vhci_hcd.0: port 0 already used [ 173.145190][ T6973] vhci_hcd vhci_hcd.0: port 0 already used 2026/03/12 15:29:29 executed programs: 116 [ 173.673203][ T6978] vhci_hcd vhci_hcd.0: port 0 already used [ 174.200126][ T6983] vhci_hcd vhci_hcd.0: port 0 already used [ 174.729336][ T6988] vhci_hcd vhci_hcd.0: port 0 already used [ 175.260362][ T6993] vhci_hcd vhci_hcd.0: port 0 already used [ 175.789455][ T6998] vhci_hcd vhci_hcd.0: port 0 already used [ 176.316400][ T7003] vhci_hcd vhci_hcd.0: port 0 already used [ 176.843552][ T7008] vhci_hcd vhci_hcd.0: port 0 already used [ 177.371772][ T7013] vhci_hcd vhci_hcd.0: port 0 already used [ 177.900920][ T7018] vhci_hcd vhci_hcd.0: port 0 already used [ 178.430516][ T7023] vhci_hcd vhci_hcd.0: port 0 already used 2026/03/12 15:29:34 executed programs: 126 [ 178.959137][ T7028] vhci_hcd vhci_hcd.0: port 0 already used [ 179.486516][ T7033] vhci_hcd vhci_hcd.0: port 0 already used [ 180.012452][ T7038] vhci_hcd vhci_hcd.0: port 0 already used [ 180.538115][ T7043] vhci_hcd vhci_hcd.0: port 0 already used [ 181.069035][ T7048] vhci_hcd vhci_hcd.0: port 0 already used [ 181.595535][ T7053] vhci_hcd vhci_hcd.0: port 0 already used [ 182.124747][ T7058] vhci_hcd vhci_hcd.0: port 0 already used [ 182.655198][ T7063] vhci_hcd vhci_hcd.0: port 0 already used [ 183.184438][ T7068] vhci_hcd vhci_hcd.0: port 0 already used [ 183.714017][ T7073] vhci_hcd vhci_hcd.0: port 0 already used 2026/03/12 15:29:39 executed programs: 136 [ 184.244526][ T7078] vhci_hcd vhci_hcd.0: port 0 already used [ 184.777174][ T7083] vhci_hcd vhci_hcd.0: port 0 already used [ 185.314834][ T7088] vhci_hcd vhci_hcd.0: port 0 already used [ 185.842437][ T7093] vhci_hcd vhci_hcd.0: port 0 already used [ 186.369597][ T7098] vhci_hcd vhci_hcd.0: port 0 already used [ 186.900565][ T7103] vhci_hcd vhci_hcd.0: port 0 already used [ 187.428480][ T7108] vhci_hcd vhci_hcd.0: port 0 already used [ 187.959245][ T7113] vhci_hcd vhci_hcd.0: port 0 already used [ 188.488871][ T7118] vhci_hcd vhci_hcd.0: port 0 already used [ 189.017899][ T7123] vhci_hcd vhci_hcd.0: port 0 already used 2026/03/12 15:29:45 executed programs: 146 [ 189.544578][ T7128] vhci_hcd vhci_hcd.0: port 0 already used [ 190.073440][ T7133] vhci_hcd vhci_hcd.0: port 0 already used [ 190.601846][ T7138] vhci_hcd vhci_hcd.0: port 0 already used [ 191.132030][ T7143] vhci_hcd vhci_hcd.0: port 0 already used [ 191.661479][ T7148] vhci_hcd vhci_hcd.0: port 0 already used [ 192.191487][ T7153] vhci_hcd vhci_hcd.0: port 0 already used [ 192.720549][ T7158] vhci_hcd vhci_hcd.0: port 0 already used [ 193.252420][ T7163] vhci_hcd vhci_hcd.0: port 0 already used [ 193.778481][ T7168] vhci_hcd vhci_hcd.0: port 0 already used [ 194.017540][ T1296] ieee802154 phy0 wpan0: encryption failed: -22 [ 194.023835][ T1296] ieee802154 phy1 wpan1: encryption failed: -22 [ 194.304975][ T7173] vhci_hcd vhci_hcd.0: port 0 already used 2026/03/12 15:29:50 executed programs: 156 [ 194.836950][ T7178] vhci_hcd vhci_hcd.0: port 0 already used [ 195.364244][ T7183] vhci_hcd vhci_hcd.0: port 0 already used [ 195.891679][ T7188] vhci_hcd vhci_hcd.0: port 0 already used [ 196.418354][ T7193] vhci_hcd vhci_hcd.0: port 0 already used [ 196.944489][ T7198] vhci_hcd vhci_hcd.0: port 0 already used [ 197.476410][ T7203] vhci_hcd vhci_hcd.0: port 0 already used [ 198.004246][ T7208] vhci_hcd vhci_hcd.0: port 0 already used [ 198.533578][ T7213] vhci_hcd vhci_hcd.0: port 0 already used [ 199.064124][ T7218] vhci_hcd vhci_hcd.0: port 0 already used [ 199.593511][ T7223] vhci_hcd vhci_hcd.0: port 0 already used 2026/03/12 15:29:55 executed programs: 166 [ 200.119958][ T7228] vhci_hcd vhci_hcd.0: port 0 already used [ 200.649717][ T7233] vhci_hcd vhci_hcd.0: port 0 already used [ 201.174884][ T7238] vhci_hcd vhci_hcd.0: port 0 already used [ 201.705712][ T7243] vhci_hcd vhci_hcd.0: port 0 already used [ 202.232717][ T7248] vhci_hcd vhci_hcd.0: port 0 already used [ 202.764050][ T7253] vhci_hcd vhci_hcd.0: port 0 already used [ 203.296668][ T7258] vhci_hcd vhci_hcd.0: port 0 already used [ 203.822750][ T7263] vhci_hcd vhci_hcd.0: port 0 already used [ 204.353993][ T7268] vhci_hcd vhci_hcd.0: port 0 already used [ 204.883179][ T7273] vhci_hcd vhci_hcd.0: port 0 already used 2026/03/12 15:30:01 executed programs: 176 [ 205.412896][ T7278] vhci_hcd vhci_hcd.0: port 0 already used [ 205.939328][ T7283] vhci_hcd vhci_hcd.0: port 0 already used [ 206.464952][ T7288] vhci_hcd vhci_hcd.0: port 0 already used [ 206.996132][ T7293] vhci_hcd vhci_hcd.0: port 0 already used [ 207.525121][ T7298] vhci_hcd vhci_hcd.0: port 0 already used [ 208.051708][ T7303] vhci_hcd vhci_hcd.0: port 0 already used [ 208.579692][ T7308] vhci_hcd vhci_hcd.0: port 0 already used [ 209.108940][ T7313] vhci_hcd vhci_hcd.0: port 0 already used [ 209.634801][ T7318] vhci_hcd vhci_hcd.0: port 0 already used [ 210.156849][ T7323] vhci_hcd vhci_hcd.0: port 0 already used 2026/03/12 15:30:06 executed programs: 186 [ 210.678494][ T7328] vhci_hcd vhci_hcd.0: port 0 already used [ 211.199600][ T7333] vhci_hcd vhci_hcd.0: port 0 already used [ 211.720110][ T7338] vhci_hcd vhci_hcd.0: port 0 already used [ 212.243508][ T7343] vhci_hcd vhci_hcd.0: port 0 already used [ 212.766595][ T7348] vhci_hcd vhci_hcd.0: port 0 already used [ 213.289121][ T7353] vhci_hcd vhci_hcd.0: port 0 already used [ 213.811096][ T7358] vhci_hcd vhci_hcd.0: port 0 already used [ 214.332187][ T7363] vhci_hcd vhci_hcd.0: port 0 already used [ 214.876279][ T7368] vhci_hcd vhci_hcd.0: port 0 already used [ 215.399568][ T7373] vhci_hcd vhci_hcd.0: port 0 already used 2026/03/12 15:30:11 executed programs: 196 [ 215.921008][ T7378] vhci_hcd vhci_hcd.0: port 0 already used [ 216.443847][ T7383] vhci_hcd vhci_hcd.0: port 0 already used [ 216.965098][ T7388] vhci_hcd vhci_hcd.0: port 0 already used [ 217.488622][ T7393] vhci_hcd vhci_hcd.0: port 0 already used [ 218.009066][ T7398] vhci_hcd vhci_hcd.0: port 0 already used [ 218.532130][ T7403] vhci_hcd vhci_hcd.0: port 0 already used [ 219.052976][ T7408] vhci_hcd vhci_hcd.0: port 0 already used [ 219.576911][ T7413] vhci_hcd vhci_hcd.0: port 0 already used [ 220.100243][ T7418] vhci_hcd vhci_hcd.0: port 0 already used [ 220.623815][ T7423] vhci_hcd vhci_hcd.0: port 0 already used 2026/03/12 15:30:16 executed programs: 206 [ 221.144806][ T7428] vhci_hcd vhci_hcd.0: port 0 already used [ 221.666553][ T7433] vhci_hcd vhci_hcd.0: port 0 already used [ 222.187970][ T7438] vhci_hcd vhci_hcd.0: port 0 already used [ 222.710043][ T7443] vhci_hcd vhci_hcd.0: port 0 already used [ 223.231464][ T7448] vhci_hcd vhci_hcd.0: port 0 already used [ 223.753052][ T7453] vhci_hcd vhci_hcd.0: port 0 already used [ 224.274256][ T7458] vhci_hcd vhci_hcd.0: port 0 already used [ 224.797234][ T7463] vhci_hcd vhci_hcd.0: port 0 already used [ 225.323376][ T7468] vhci_hcd vhci_hcd.0: port 0 already used [ 225.847268][ T7473] vhci_hcd vhci_hcd.0: port 0 already used 2026/03/12 15:30:22 executed programs: 216 [ 226.369072][ T7478] vhci_hcd vhci_hcd.0: port 0 already used [ 226.890914][ T7483] vhci_hcd vhci_hcd.0: port 0 already used [ 227.412600][ T7488] vhci_hcd vhci_hcd.0: port 0 already used [ 227.934008][ T7493] vhci_hcd vhci_hcd.0: port 0 already used [ 228.456137][ T7498] vhci_hcd vhci_hcd.0: port 0 already used [ 228.978920][ T7503] vhci_hcd vhci_hcd.0: port 0 already used [ 229.499762][ T7508] vhci_hcd vhci_hcd.0: port 0 already used [ 230.023212][ T7513] vhci_hcd vhci_hcd.0: port 0 already used [ 230.545362][ T7520] vhci_hcd vhci_hcd.0: port 0 already used [ 231.068816][ T7525] vhci_hcd vhci_hcd.0: port 0 already used 2026/03/12 15:30:27 executed programs: 226 [ 231.589345][ T7530] vhci_hcd vhci_hcd.0: port 0 already used [ 232.112300][ T7535] vhci_hcd vhci_hcd.0: port 0 already used [ 232.632589][ T7540] vhci_hcd vhci_hcd.0: port 0 already used [ 233.155432][ T7547] vhci_hcd vhci_hcd.0: port 0 already used [ 233.676301][ T7553] vhci_hcd vhci_hcd.0: port 0 already used [ 234.197064][ T7558] vhci_hcd vhci_hcd.0: port 0 already used [ 234.718001][ T7564] vhci_hcd vhci_hcd.0: port 0 already used [ 235.240012][ T7569] vhci_hcd vhci_hcd.0: port 0 already used [ 235.781882][ T7574] vhci_hcd vhci_hcd.0: port 0 already used [ 236.302810][ T7579] vhci_hcd vhci_hcd.0: port 0 already used 2026/03/12 15:30:32 executed programs: 236 [ 236.822985][ T7584] vhci_hcd vhci_hcd.0: port 0 already used [ 237.055744][ T5128] Bluetooth: hci0: command 0x0406 tx timeout [ 237.345506][ T7590] vhci_hcd vhci_hcd.0: port 0 already used [ 237.865872][ T7595] vhci_hcd vhci_hcd.0: port 0 already used [ 238.386795][ T7600] vhci_hcd vhci_hcd.0: port 0 already used [ 238.907596][ T7605] vhci_hcd vhci_hcd.0: port 0 already used [ 239.428973][ T7610] vhci_hcd vhci_hcd.0: port 0 already used [ 239.949896][ T7615] vhci_hcd vhci_hcd.0: port 0 already used [ 240.472132][ T7620] vhci_hcd vhci_hcd.0: port 0 already used [ 240.992969][ T7625] vhci_hcd vhci_hcd.0: port 0 already used [ 241.514242][ T7630] vhci_hcd vhci_hcd.0: port 0 already used 2026/03/12 15:30:37 executed programs: 246 [ 242.034498][ T7635] vhci_hcd vhci_hcd.0: port 0 already used [ 242.555755][ T7640] vhci_hcd vhci_hcd.0: port 0 already used [ 243.076861][ T7645] vhci_hcd vhci_hcd.0: port 0 already used [ 243.597715][ T7650] vhci_hcd vhci_hcd.0: port 0 already used [ 244.118519][ T7655] vhci_hcd vhci_hcd.0: port 0 already used [ 244.640102][ T7660] vhci_hcd vhci_hcd.0: port 0 already used [ 245.160553][ T7665] vhci_hcd vhci_hcd.0: port 0 already used [ 245.682388][ T7670] vhci_hcd vhci_hcd.0: port 0 already used [ 246.203161][ T7675] vhci_hcd vhci_hcd.0: port 0 already used [ 246.725137][ T7680] vhci_hcd vhci_hcd.0: port 0 already used 2026/03/12 15:30:42 executed programs: 256 [ 247.245663][ T7685] vhci_hcd vhci_hcd.0: port 0 already used [ 247.766519][ T7690] vhci_hcd vhci_hcd.0: port 0 already used [ 248.287229][ T7695] vhci_hcd vhci_hcd.0: port 0 already used [ 248.808364][ T7700] vhci_hcd vhci_hcd.0: port 0 already used [ 249.329904][ T7705] vhci_hcd vhci_hcd.0: port 0 already used [ 249.851027][ T7710] vhci_hcd vhci_hcd.0: port 0 already used [ 250.374979][ T7715] vhci_hcd vhci_hcd.0: port 0 already used [ 250.896910][ T7720] vhci_hcd vhci_hcd.0: port 0 already used [ 251.417222][ T7725] vhci_hcd vhci_hcd.0: port 0 already used [ 251.939611][ T7730] vhci_hcd vhci_hcd.0: port 0 already used 2026/03/12 15:30:48 executed programs: 266 [ 252.461199][ T7735] vhci_hcd vhci_hcd.0: port 0 already used [ 252.983573][ T7740] vhci_hcd vhci_hcd.0: port 0 already used [ 253.503619][ T7745] vhci_hcd vhci_hcd.0: port 0 already used [ 254.027412][ T7750] vhci_hcd vhci_hcd.0: port 0 already used [ 254.547754][ T7755] vhci_hcd vhci_hcd.0: port 0 already used [ 255.071479][ T7760] vhci_hcd vhci_hcd.0: port 0 already used [ 255.458849][ T1296] ieee802154 phy0 wpan0: encryption failed: -22 [ 255.465161][ T1296] ieee802154 phy1 wpan1: encryption failed: -22 [ 255.593016][ T7765] vhci_hcd vhci_hcd.0: port 0 already used [ 256.115927][ T7770] vhci_hcd vhci_hcd.0: port 0 already used [ 256.646119][ T7775] vhci_hcd vhci_hcd.0: port 0 already used [ 257.168014][ T7780] vhci_hcd vhci_hcd.0: port 0 already used 2026/03/12 15:30:53 executed programs: 276 [ 257.688604][ T7785] vhci_hcd vhci_hcd.0: port 0 already used [ 258.210106][ T7790] vhci_hcd vhci_hcd.0: port 0 already used [ 258.731073][ T7795] vhci_hcd vhci_hcd.0: port 0 already used [ 259.253847][ T7800] vhci_hcd vhci_hcd.0: port 0 already used [ 259.774251][ T7805] vhci_hcd vhci_hcd.0: port 0 already used [ 260.295753][ T7810] vhci_hcd vhci_hcd.0: port 0 already used [ 260.817620][ T7815] vhci_hcd vhci_hcd.0: port 0 already used [ 261.338565][ T7820] vhci_hcd vhci_hcd.0: port 0 already used [ 261.861188][ T7825] vhci_hcd vhci_hcd.0: port 0 already used [ 262.382565][ T7830] vhci_hcd vhci_hcd.0: port 0 already used 2026/03/12 15:30:58 executed programs: 286 [ 262.904616][ T7835] vhci_hcd vhci_hcd.0: port 0 already used [ 263.427354][ T7840] vhci_hcd vhci_hcd.0: port 0 already used [ 263.948836][ T7845] vhci_hcd vhci_hcd.0: port 0 already used [ 264.471360][ T7850] vhci_hcd vhci_hcd.0: port 0 already used [ 264.992494][ T7855] vhci_hcd vhci_hcd.0: port 0 already used [ 265.512962][ T7860] vhci_hcd vhci_hcd.0: port 0 already used [ 266.034205][ T7865] vhci_hcd vhci_hcd.0: port 0 already used [ 266.555201][ T7870] vhci_hcd vhci_hcd.0: port 0 already used [ 267.077284][ T7875] vhci_hcd vhci_hcd.0: port 0 already used [ 267.598520][ T7880] vhci_hcd vhci_hcd.0: port 0 already used 2026/03/12 15:31:03 executed programs: 296 [ 268.120881][ T7885] vhci_hcd vhci_hcd.0: port 0 already used [ 268.641279][ T7890] vhci_hcd vhci_hcd.0: port 0 already used [ 269.162839][ T7895] vhci_hcd vhci_hcd.0: port 0 already used [ 269.535800][ T31] INFO: task kworker/0:3:5826 blocked for more than 143 seconds. [ 269.543538][ T31] Not tainted syzkaller #0 [ 269.548748][ T31] "echo 0 > /proc/sys/kernel/hung_task_timeout_secs" disables this message. [ 269.557481][ T31] task:kworker/0:3 state:D stack:25048 pid:5826 tgid:5826 ppid:2 task_flags:0x4208060 flags:0x00080000 [ 269.569617][ T31] Workqueue: usb_hub_wq hub_event [ 269.574672][ T31] Call Trace: [ 269.577992][ T31] [ 269.580937][ T31] __schedule+0xfee/0x6120 [ 269.585342][ T31] ? _raw_spin_unlock_irqrestore+0x3b/0x80 [ 269.591164][ T31] ? __pfx_try_to_wake_up+0x10/0x10 [ 269.596456][ T31] ? __pfx___schedule+0x10/0x10 [ 269.601319][ T31] ? find_held_lock+0x2b/0x80 [ 269.606046][ T31] ? schedule+0x2bf/0x390 [ 269.610386][ T31] schedule+0xdd/0x390 [ 269.614455][ T31] usb_kill_urb+0x253/0x320 [ 269.619137][ T31] ? __pfx_usb_kill_urb+0x10/0x10 [ 269.624185][ T31] ? __pfx_autoremove_wake_function+0x10/0x10 [ 269.630383][ T31] usb_start_wait_urb+0x252/0x4c0 [ 269.635431][ T31] ? __pfx_usb_start_wait_urb+0x10/0x10 [ 269.641044][ T31] ? __asan_memset+0x23/0x50 [ 269.645687][ T31] usb_control_msg+0x326/0x4a0 [ 269.650458][ T31] ? __pfx_usb_control_msg+0x10/0x10 [ 269.655800][ T31] get_bMaxPacketSize0.constprop.0+0xd0/0x1f0 [ 269.661872][ T31] hub_port_init+0x642/0x37f0 [ 269.666598][ T31] hub_event+0x2f27/0x4af0 [ 269.671028][ T31] ? __pfx_hub_event+0x10/0x10 [ 269.675916][ T31] ? debug_object_deactivate+0x2e4/0x3b0 [ 269.681554][ T31] ? sched_core_enqueue+0x1a0/0xc00 [ 269.686808][ T31] ? rcu_is_watching+0x12/0xc0 [ 269.691590][ T31] process_one_work+0x9d7/0x1920 [ 269.696633][ T31] ? __pfx_process_one_work+0x10/0x10 [ 269.702029][ T31] ? __pfx_hub_event+0x10/0x10 [ 269.707223][ T31] worker_thread+0x5da/0xe40 [ 269.709572][ T7900] vhci_hcd vhci_hcd.0: port 0 already used [ 269.711828][ T31] ? __pfx_worker_thread+0x10/0x10 [ 269.723002][ T31] ? kthread+0x13a/0x450 [ 269.727306][ T31] ? __pfx_worker_thread+0x10/0x10 [ 269.732404][ T31] kthread+0x370/0x450 [ 269.737011][ T31] ? __pfx_kthread+0x10/0x10 [ 269.741619][ T31] ret_from_fork+0x754/0xd80 [ 269.746258][ T31] ? __pfx_ret_from_fork+0x10/0x10 [ 269.751378][ T31] ? __switch_to+0x7b4/0x1120 [ 269.756141][ T31] ? __pfx_kthread+0x10/0x10 [ 269.760755][ T31] ret_from_fork_asm+0x1a/0x30 [ 269.765511][ T31] [ 269.768632][ T31] [ 269.768632][ T31] Showing all locks held in the system: [ 269.776393][ T31] 1 lock held by khungtaskd/31: [ 269.781231][ T31] #0: ffffffff8e7e7620 (rcu_read_lock){....}-{1:3}, at: debug_show_all_locks+0x3d/0x184 [ 269.791439][ T31] 1 lock held by syslogd/5159: [ 269.796326][ T31] #0: ffff8880b853b1a0 (&rq->__lock){-.-.}-{2:2}, at: raw_spin_rq_lock_nested+0x2c/0x140 [ 269.806327][ T31] 2 locks held by getty/5569: [ 269.811020][ T31] #0: ffff888038bab0a0 (&tty->ldisc_sem){++++}-{0:0}, at: tty_ldisc_ref_wait+0x24/0x80 [ 269.820847][ T31] #1: ffffc9000332b2f0 (&ldata->atomic_read_lock){+.+.}-{4:4}, at: n_tty_read+0x419/0x1500 [ 269.830991][ T31] 5 locks held by kworker/0:3/5826: [ 269.836231][ T31] #0: ffff8880232a5948 ((wq_completion)usb_hub_wq){+.+.}-{0:0}, at: process_one_work+0x1287/0x1920 [ 269.847181][ T31] #1: ffffc900025bfd08 ((work_completion)(&hub->events)){+.+.}-{0:0}, at: process_one_work+0x93c/0x1920 [ 269.858462][ T31] #2: ffff88802c9c4198 (&dev->mutex){....}-{4:4}, at: hub_event+0x1bd/0x4af0 [ 269.867408][ T31] #3: ffff88802cac7518 (&port_dev->status_lock){+.+.}-{4:4}, at: hub_event+0x2bd2/0x4af0 [ 269.877439][ T31] #4: ffff88802c79bf68 (hcd->address0_mutex){+.+.}-{4:4}, at: hub_event+0x2bfb/0x4af0 [ 269.887179][ T31] [ 269.889495][ T31] ============================================= [ 269.889495][ T31] [ 269.898033][ T31] NMI backtrace for cpu 0 [ 269.898057][ T31] CPU: 0 UID: 0 PID: 31 Comm: khungtaskd Not tainted syzkaller #0 PREEMPT(full) [ 269.898079][ T31] Hardware name: Google Google Compute Engine/Google Compute Engine, BIOS Google 02/27/2026 [ 269.898088][ T31] Call Trace: [ 269.898094][ T31] [ 269.898100][ T31] dump_stack_lvl+0x100/0x190 [ 269.898135][ T31] nmi_cpu_backtrace.cold+0x12d/0x151 [ 269.898157][ T31] ? __pfx_nmi_raise_cpu_backtrace+0x10/0x10 [ 269.898189][ T31] nmi_trigger_cpumask_backtrace+0x1d7/0x230 [ 269.898222][ T31] sys_info+0x141/0x190 [ 269.898246][ T31] watchdog+0xd25/0x1050 [ 269.898280][ T31] ? __pfx_watchdog+0x10/0x10 [ 269.898307][ T31] ? __kthread_parkme+0x18c/0x230 [ 269.898339][ T31] ? kthread+0x13a/0x450 [ 269.898357][ T31] ? __pfx_watchdog+0x10/0x10 [ 269.898382][ T31] kthread+0x370/0x450 [ 269.898401][ T31] ? __pfx_kthread+0x10/0x10 [ 269.898422][ T31] ret_from_fork+0x754/0xd80 [ 269.898445][ T31] ? __pfx_ret_from_fork+0x10/0x10 [ 269.898467][ T31] ? __switch_to+0x7b4/0x1120 [ 269.898491][ T31] ? __pfx_kthread+0x10/0x10 [ 269.898510][ T31] ret_from_fork_asm+0x1a/0x30 [ 269.898547][ T31] [ 269.898554][ T31] Sending NMI from CPU 0 to CPUs 1: [ 270.017832][ C1] NMI backtrace for cpu 1 [ 270.017846][ C1] CPU: 1 UID: 0 PID: 0 Comm: swapper/1 Not tainted syzkaller #0 PREEMPT(full) [ 270.017867][ C1] Hardware name: Google Google Compute Engine/Google Compute Engine, BIOS Google 02/27/2026 [ 270.017878][ C1] RIP: 0010:__lock_acquire+0xa0/0x2630 [ 270.017911][ C1] Code: fb 07 76 08 84 c0 0f 85 ec 02 00 00 65 48 8b 2d ce f1 28 12 83 fb 01 0f 87 1e 03 00 00 89 d8 0f 87 42 1e 00 00 49 8b 44 c2 08 <48> 85 c0 0f 84 08 03 00 00 8b 8d 50 0b 00 00 83 f9 2f 76 09 45 84 [ 270.017928][ C1] RSP: 0018:ffffc90000197b10 EFLAGS: 00000097 [ 270.017945][ C1] RAX: ffffffff9614e258 RBX: 0000000000000000 RCX: 0000000000000002 [ 270.017956][ C1] RDX: 0000000000000000 RSI: 0000000000000000 RDI: ffffffff8e411308 [ 270.017967][ C1] RBP: ffff88801e6a24c0 R08: 0000000000000001 R09: 0000000000000001 [ 270.017978][ C1] R10: ffffffff8e411308 R11: 0000000000000001 R12: 0000000000000000 [ 270.017989][ C1] R13: 000000008e411301 R14: 0000000000000002 R15: 0000000000000000 [ 270.018002][ C1] FS: 0000000000000000(0000) GS:ffff888124445000(0000) knlGS:0000000000000000 [ 270.018019][ C1] CS: 0010 DS: 0000 ES: 0000 CR0: 0000000080050033 [ 270.018031][ C1] CR2: 00000640d3541000 CR3: 000000000e598000 CR4: 00000000003526f0 [ 270.018042][ C1] Call Trace: [ 270.018048][ C1] [ 270.018060][ C1] lock_acquire+0x1cf/0x380 [ 270.018088][ C1] ? tick_nohz_next_event+0x72/0x400 [ 270.018117][ C1] get_jiffies_update+0x85/0x2a0 [ 270.018142][ C1] ? tick_nohz_next_event+0x72/0x400 [ 270.018168][ C1] tick_nohz_next_event+0x72/0x400 [ 270.018194][ C1] ? __pfx_tick_nohz_next_event+0x10/0x10 [ 270.018220][ C1] ? lock_acquire+0x1cf/0x380 [ 270.018250][ C1] tick_nohz_idle_stop_tick+0x7be/0xed0 [ 270.018277][ C1] ? tick_nohz_idle_enter+0x19a/0x270 [ 270.018304][ C1] ? check_tsc_unstable+0x9/0x20 [ 270.018329][ C1] ? __pfx_tick_nohz_idle_stop_tick+0x10/0x10 [ 270.018356][ C1] ? __pfx_tsc_verify_tsc_adjust+0x10/0x10 [ 270.018373][ C1] ? rcu_is_watching+0x12/0xc0 [ 270.018393][ C1] ? do_idle+0x12e/0x4b0 [ 270.018416][ C1] do_idle+0x356/0x4b0 [ 270.018437][ C1] ? __pfx_do_idle+0x10/0x10 [ 270.018462][ C1] cpu_startup_entry+0x4f/0x60 [ 270.018485][ C1] start_secondary+0x21d/0x2d0 [ 270.018517][ C1] ? __pfx_start_secondary+0x10/0x10 [ 270.018546][ C1] common_startup_64+0x13e/0x148 [ 270.018572][ C1] [ 270.243135][ T7905] vhci_hcd vhci_hcd.0: port 0 already used [ 270.243811][ T31] Kernel panic - not syncing: hung_task: blocked tasks [ 270.243829][ T31] CPU: 0 UID: 0 PID: 31 Comm: khungtaskd Not tainted syzkaller #0 PREEMPT(full) [ 270.243852][ T31] Hardware name: Google Google Compute Engine/Google Compute Engine, BIOS Google 02/27/2026 [ 270.243864][ T31] Call Trace: [ 270.243871][ T31] [ 270.243879][ T31] dump_stack_lvl+0x100/0x190 [ 270.243921][ T31] vpanic+0x552/0x970 [ 270.243941][ T31] ? __pfx_vpanic+0x10/0x10 [ 270.243963][ T31] ? nmi_trigger_cpumask_backtrace+0x182/0x230 [ 270.243997][ T31] panic+0xd1/0xe0 [ 270.244015][ T31] ? __pfx_panic+0x10/0x10 [ 270.244038][ T31] ? nmi_trigger_cpumask_backtrace+0x1b5/0x230 [ 270.244065][ T31] ? nmi_trigger_cpumask_backtrace+0x1f6/0x230 [ 270.244099][ T31] ? nmi_trigger_cpumask_backtrace+0x200/0x230 [ 270.244127][ T31] ? watchdog.cold+0x198/0x1ca [ 270.244148][ T31] ? watchdog+0xd35/0x1050 [ 270.244175][ T31] watchdog.cold+0x1a9/0x1ca [ 270.244205][ T31] ? __pfx_watchdog+0x10/0x10 [ 270.244232][ T31] ? __kthread_parkme+0x18c/0x230 [ 270.244262][ T31] ? kthread+0x13a/0x450 [ 270.244279][ T31] ? __pfx_watchdog+0x10/0x10 [ 270.244304][ T31] kthread+0x370/0x450 [ 270.244321][ T31] ? __pfx_kthread+0x10/0x10 [ 270.244341][ T31] ret_from_fork+0x754/0xd80 [ 270.244363][ T31] ? __pfx_ret_from_fork+0x10/0x10 [ 270.244385][ T31] ? __switch_to+0x7b4/0x1120 [ 270.244409][ T31] ? __pfx_kthread+0x10/0x10 [ 270.244429][ T31] ret_from_fork_asm+0x1a/0x30 [ 270.244465][ T31] [ 270.246881][ T31] Kernel Offset: disabled