Warning: Permanently added '10.128.1.39' (ED25519) to the list of known hosts. 2025/10/12 22:36:57 parsed 1 programs [ 143.835215][ T5852] cgroup: Unknown subsys name 'net' [ 143.947799][ T5852] cgroup: Unknown subsys name 'cpuset' [ 143.957499][ T5852] cgroup: Unknown subsys name 'rlimit' [ 145.683367][ T5852] Adding 124996k swap on ./swap-file. Priority:0 extents:1 across:124996k [ 148.848663][ T5859] 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. [ 149.846606][ T52] Bluetooth: hci0: unexpected cc 0x0c03 length: 249 > 1 [ 149.855243][ T52] Bluetooth: hci0: unexpected cc 0x1003 length: 249 > 9 [ 149.863944][ T52] Bluetooth: hci0: unexpected cc 0x1001 length: 249 > 9 [ 149.872521][ T52] Bluetooth: hci0: unexpected cc 0x0c23 length: 249 > 4 [ 149.880468][ T52] Bluetooth: hci0: unexpected cc 0x0c38 length: 249 > 2 [ 150.503895][ T5893] chnl_net:caif_netlink_parms(): no params data found [ 150.617754][ T5893] bridge0: port 1(bridge_slave_0) entered blocking state [ 150.625747][ T5893] bridge0: port 1(bridge_slave_0) entered disabled state [ 150.633016][ T5893] bridge_slave_0: entered allmulticast mode [ 150.641783][ T5893] bridge_slave_0: entered promiscuous mode [ 150.653065][ T5893] bridge0: port 2(bridge_slave_1) entered blocking state [ 150.660397][ T5893] bridge0: port 2(bridge_slave_1) entered disabled state [ 150.668081][ T5893] bridge_slave_1: entered allmulticast mode [ 150.676187][ T5893] bridge_slave_1: entered promiscuous mode [ 150.717848][ T5893] bond0: (slave bond_slave_0): Enslaving as an active interface with an up link [ 150.730611][ T5893] bond0: (slave bond_slave_1): Enslaving as an active interface with an up link [ 150.766904][ T5893] team0: Port device team_slave_0 added [ 150.776122][ T5893] team0: Port device team_slave_1 added [ 150.809482][ T5893] batman_adv: batadv0: Adding interface: batadv_slave_0 [ 150.817256][ T5893] 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. [ 150.843549][ T5893] batman_adv: batadv0: Not using interface batadv_slave_0 (retrying later): interface not active [ 150.857339][ T5893] batman_adv: batadv0: Adding interface: batadv_slave_1 [ 150.864373][ T5893] 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. [ 150.890477][ T5893] batman_adv: batadv0: Not using interface batadv_slave_1 (retrying later): interface not active [ 150.939155][ T5893] hsr_slave_0: entered promiscuous mode [ 150.946032][ T5893] hsr_slave_1: entered promiscuous mode [ 151.109493][ T5893] netdevsim netdevsim0 netdevsim0: renamed from eth0 [ 151.122166][ T5893] netdevsim netdevsim0 netdevsim1: renamed from eth1 [ 151.133438][ T5893] netdevsim netdevsim0 netdevsim2: renamed from eth2 [ 151.144898][ T5893] netdevsim netdevsim0 netdevsim3: renamed from eth3 [ 151.182070][ T5893] bridge0: port 2(bridge_slave_1) entered blocking state [ 151.189610][ T5893] bridge0: port 2(bridge_slave_1) entered forwarding state [ 151.197878][ T5893] bridge0: port 1(bridge_slave_0) entered blocking state [ 151.205133][ T5893] bridge0: port 1(bridge_slave_0) entered forwarding state [ 151.272009][ T5893] 8021q: adding VLAN 0 to HW filter on device bond0 [ 151.293411][ T1327] bridge0: port 1(bridge_slave_0) entered disabled state [ 151.303427][ T1327] bridge0: port 2(bridge_slave_1) entered disabled state [ 151.322384][ T5893] 8021q: adding VLAN 0 to HW filter on device team0 [ 151.338577][ T79] bridge0: port 1(bridge_slave_0) entered blocking state [ 151.346061][ T79] bridge0: port 1(bridge_slave_0) entered forwarding state [ 151.361245][ T1327] bridge0: port 2(bridge_slave_1) entered blocking state [ 151.368642][ T1327] bridge0: port 2(bridge_slave_1) entered forwarding state [ 151.571340][ T5893] 8021q: adding VLAN 0 to HW filter on device batadv0 [ 151.621110][ T5893] veth0_vlan: entered promiscuous mode [ 151.635700][ T5893] veth1_vlan: entered promiscuous mode [ 151.669874][ T5893] veth0_macvtap: entered promiscuous mode [ 151.679971][ T5893] veth1_macvtap: entered promiscuous mode [ 151.702346][ T5893] batman_adv: batadv0: Interface activated: batadv_slave_0 [ 151.719272][ T5893] batman_adv: batadv0: Interface activated: batadv_slave_1 [ 151.736761][ T13] netdevsim netdevsim0 netdevsim0: set [1, 0] type 2 family 0 port 6081 - 0 [ 151.747373][ T13] netdevsim netdevsim0 netdevsim1: set [1, 0] type 2 family 0 port 6081 - 0 [ 151.757198][ T13] netdevsim netdevsim0 netdevsim2: set [1, 0] type 2 family 0 port 6081 - 0 [ 151.766293][ T13] netdevsim netdevsim0 netdevsim3: set [1, 0] type 2 family 0 port 6081 - 0 [ 151.905483][ T1327] netdevsim netdevsim0 netdevsim3 (unregistering): unset [1, 0] type 2 family 0 port 6081 - 0 [ 152.013651][ T1327] netdevsim netdevsim0 netdevsim2 (unregistering): unset [1, 0] type 2 family 0 port 6081 - 0 [ 152.077537][ T1327] netdevsim netdevsim0 netdevsim1 (unregistering): unset [1, 0] type 2 family 0 port 6081 - 0 [ 152.170121][ T1327] netdevsim netdevsim0 netdevsim0 (unregistering): unset [1, 0] type 2 family 0 port 6081 - 0 [ 154.006529][ T79] wlan0: Created IBSS using preconfigured BSSID 50:50:50:50:50:50 [ 154.020146][ T79] wlan0: Creating new IBSS network, BSSID 50:50:50:50:50:50 [ 154.061359][ T79] wlan1: Created IBSS using preconfigured BSSID 50:50:50:50:50:50 [ 154.072506][ T79] wlan1: Creating new IBSS network, BSSID 50:50:50:50:50:50 [ 154.244659][ T1327] bridge_slave_1: left allmulticast mode [ 154.250651][ T1327] bridge_slave_1: left promiscuous mode [ 154.284593][ T1327] bridge0: port 2(bridge_slave_1) entered disabled state [ 154.358291][ T1327] bridge_slave_0: left allmulticast mode [ 154.373635][ T1327] bridge_slave_0: left promiscuous mode [ 154.379521][ T1327] bridge0: port 1(bridge_slave_0) entered disabled state [ 154.774565][ T1327] bond0 (unregistering): (slave bond_slave_0): Releasing backup interface [ 154.787749][ T1327] bond0 (unregistering): (slave bond_slave_1): Releasing backup interface [ 154.799244][ T1327] bond0 (unregistering): Released all slaves [ 154.922782][ T1327] hsr_slave_0: left promiscuous mode [ 154.929024][ T1327] hsr_slave_1: left promiscuous mode [ 154.935804][ T1327] batman_adv: batadv0: Interface deactivated: batadv_slave_0 [ 154.943257][ T1327] batman_adv: batadv0: Removing interface: batadv_slave_0 [ 154.952104][ T1327] batman_adv: batadv0: Interface deactivated: batadv_slave_1 [ 154.959762][ T1327] batman_adv: batadv0: Removing interface: batadv_slave_1 [ 154.976540][ T1327] veth1_macvtap: left promiscuous mode [ 154.983971][ T1327] veth0_macvtap: left promiscuous mode [ 154.989666][ T1327] veth1_vlan: left promiscuous mode [ 154.995283][ T1327] veth0_vlan: left promiscuous mode [ 155.331049][ T1327] team0 (unregistering): Port device team_slave_1 removed [ 155.360713][ T1327] team0 (unregistering): Port device team_slave_0 removed 2025/10/12 22:37:12 executed programs: 0 [ 156.266804][ T52] Bluetooth: hci0: unexpected cc 0x0c03 length: 249 > 1 [ 156.276671][ T52] Bluetooth: hci0: unexpected cc 0x1003 length: 249 > 9 [ 156.284686][ T52] Bluetooth: hci0: unexpected cc 0x1001 length: 249 > 9 [ 156.293127][ T52] Bluetooth: hci0: unexpected cc 0x0c23 length: 249 > 4 [ 156.300946][ T52] Bluetooth: hci0: unexpected cc 0x0c38 length: 249 > 2 [ 157.071746][ T5983] chnl_net:caif_netlink_parms(): no params data found [ 157.377750][ T5983] bridge0: port 1(bridge_slave_0) entered blocking state [ 157.388403][ T5983] bridge0: port 1(bridge_slave_0) entered disabled state [ 157.396222][ T5983] bridge_slave_0: entered allmulticast mode [ 157.407071][ T5983] bridge_slave_0: entered promiscuous mode [ 157.424532][ T5983] bridge0: port 2(bridge_slave_1) entered blocking state [ 157.431831][ T5983] bridge0: port 2(bridge_slave_1) entered disabled state [ 157.453997][ T5983] bridge_slave_1: entered allmulticast mode [ 157.462096][ T5983] bridge_slave_1: entered promiscuous mode [ 157.611189][ T5983] bond0: (slave bond_slave_0): Enslaving as an active interface with an up link [ 157.635586][ T5983] bond0: (slave bond_slave_1): Enslaving as an active interface with an up link [ 157.728296][ T5983] team0: Port device team_slave_0 added [ 157.740754][ T5983] team0: Port device team_slave_1 added [ 157.798577][ T5983] batman_adv: batadv0: Adding interface: batadv_slave_0 [ 157.805727][ T5983] 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. [ 157.837106][ T5983] batman_adv: batadv0: Not using interface batadv_slave_0 (retrying later): interface not active [ 157.854893][ T5983] batman_adv: batadv0: Adding interface: batadv_slave_1 [ 157.861918][ T5983] 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. [ 157.888914][ T5983] batman_adv: batadv0: Not using interface batadv_slave_1 (retrying later): interface not active [ 157.977760][ T5983] hsr_slave_0: entered promiscuous mode [ 157.985213][ T5983] hsr_slave_1: entered promiscuous mode [ 158.354782][ T5145] Bluetooth: hci0: command tx timeout [ 158.507441][ T5983] netdevsim netdevsim0 netdevsim0: renamed from eth0 [ 158.522074][ T5983] netdevsim netdevsim0 netdevsim1: renamed from eth1 [ 158.535961][ T5983] netdevsim netdevsim0 netdevsim2: renamed from eth2 [ 158.550130][ T5983] netdevsim netdevsim0 netdevsim3: renamed from eth3 [ 158.670389][ T5983] 8021q: adding VLAN 0 to HW filter on device bond0 [ 158.700749][ T5983] 8021q: adding VLAN 0 to HW filter on device team0 [ 158.717748][ T1327] bridge0: port 1(bridge_slave_0) entered blocking state [ 158.725039][ T1327] bridge0: port 1(bridge_slave_0) entered forwarding state [ 158.751481][ T1327] bridge0: port 2(bridge_slave_1) entered blocking state [ 158.758780][ T1327] bridge0: port 2(bridge_slave_1) entered forwarding state [ 159.046503][ T5983] 8021q: adding VLAN 0 to HW filter on device batadv0 [ 159.111101][ T5983] veth0_vlan: entered promiscuous mode [ 159.128823][ T5983] veth1_vlan: entered promiscuous mode [ 159.175078][ T5983] veth0_macvtap: entered promiscuous mode [ 159.188858][ T5983] veth1_macvtap: entered promiscuous mode [ 159.215005][ T5983] batman_adv: batadv0: Interface activated: batadv_slave_0 [ 159.233195][ T5983] batman_adv: batadv0: Interface activated: batadv_slave_1 [ 159.261604][ T13] netdevsim netdevsim0 netdevsim0: set [1, 0] type 2 family 0 port 6081 - 0 [ 159.271843][ T13] netdevsim netdevsim0 netdevsim1: set [1, 0] type 2 family 0 port 6081 - 0 [ 159.310417][ T13] netdevsim netdevsim0 netdevsim2: set [1, 0] type 2 family 0 port 6081 - 0 [ 159.331557][ T13] netdevsim netdevsim0 netdevsim3: set [1, 0] type 2 family 0 port 6081 - 0 [ 159.391371][ T1327] wlan0: Created IBSS using preconfigured BSSID 50:50:50:50:50:50 [ 159.406655][ T1327] wlan0: Creating new IBSS network, BSSID 50:50:50:50:50:50 [ 159.450311][ T13] wlan1: Created IBSS using preconfigured BSSID 50:50:50:50:50:50 [ 159.459832][ T13] wlan1: Creating new IBSS network, BSSID 50:50:50:50:50:50 [ 159.804194][ T89] usb 1-1: new high-speed USB device number 2 using dummy_hcd [ 159.963809][ T89] usb 1-1: Using ep0 maxpacket: 16 [ 159.981849][ T89] usb 1-1: config 1 has an invalid interface number: 105 but max is 0 [ 159.991106][ T89] usb 1-1: config 1 has no interface number 0 [ 159.999395][ T89] usb 1-1: config 1 interface 105 altsetting 2 bulk endpoint 0x4 has invalid maxpacket 16 [ 160.010681][ T89] usb 1-1: config 1 interface 105 altsetting 2 bulk endpoint 0x82 has invalid maxpacket 64 [ 160.021101][ T89] usb 1-1: config 1 interface 105 has no altsetting 0 [ 160.032021][ T89] usb 1-1: New USB device found, idVendor=20f4, idProduct=e05a, bcdDevice=6c.6d [ 160.042518][ T89] usb 1-1: New USB device strings: Mfr=1, Product=2, SerialNumber=3 [ 160.051112][ T89] usb 1-1: Product: syz [ 160.055889][ T89] usb 1-1: Manufacturer: syz [ 160.060537][ T89] usb 1-1: SerialNumber: syz [ 160.078168][ T6062] raw-gadget.0 gadget.0: fail, usb_ep_enable returned -22 [ 160.093015][ T6062] raw-gadget.0 gadget.0: fail, usb_ep_enable returned -22 [ 160.106467][ T89] hub 1-1:1.105: bad descriptor, ignoring hub [ 160.112710][ T89] hub 1-1:1.105: probe with driver hub failed with error -5 [ 160.433873][ T5145] Bluetooth: hci0: command tx timeout [ 160.526048][ T6062] raw-gadget.0 gadget.0: fail, usb_ep_enable returned -22 [ 160.533497][ T6062] raw-gadget.0 gadget.0: fail, usb_ep_enable returned -22 [ 160.952244][ T89] aqc111 1-1:1.105 (unnamed net_device) (uninitialized): Failed to read(0x1) reg index 0x0001: -71 [ 160.965618][ T89] aqc111 1-1:1.105 (unnamed net_device) (uninitialized): Failed to read(0x1) reg index 0x0001: -71 [ 160.977368][ T89] aqc111 1-1:1.105 (unnamed net_device) (uninitialized): Failed to read(0x1) reg index 0x0001: -71 [ 160.997997][ T89] aqc111 1-1:1.105 eth1: register 'aqc111' at usb-dummy_hcd.0-1, USB-C 3.1 to 5GBASE-T Ethernet Adapter, 62:e3:73:31:d0:26 [ 161.019470][ T89] aqc111 1-1:1.105 eth1: Failed to read(0x1) reg index 0x0002: -71 [ 161.033665][ T89] aqc111 1-1:1.105 eth1: Failed to write(0x1) reg index 0x0002: -71 [ 161.043265][ T89] aqc111 1-1:1.105 eth1: Failed to read(0x1) reg index 0x0002: -71 [ 161.063093][ T89] aqc111 1-1:1.105 eth1: Failed to write(0x1) reg index 0x0002: -71 [ 161.072400][ T89] aqc111 1-1:1.105 eth1: Failed to write(0x1) reg index 0x0001: -71 [ 161.082147][ T89] aqc111 1-1:1.105 eth1: Failed to write(0x1) reg index 0x0002: -71 [ 161.090751][ T89] aqc111 1-1:1.105 eth1: Failed to write(0x1) reg index 0x0001: -71 2025/10/12 22:37:18 executed programs: 3 [ 162.513782][ T5145] Bluetooth: hci0: command tx timeout [ 164.593715][ T5145] Bluetooth: hci0: command tx timeout 2025/10/12 22:37:24 executed programs: 5 2025/10/12 22:37:30 executed programs: 7 2025/10/12 22:37:36 executed programs: 9 2025/10/12 22:37:42 executed programs: 11 2025/10/12 22:37:48 executed programs: 13 2025/10/12 22:37:54 executed programs: 15 [ 199.958497][ T1298] ieee802154 phy0 wpan0: encryption failed: -22 [ 199.965176][ T1298] ieee802154 phy1 wpan1: encryption failed: -22 2025/10/12 22:38:00 executed programs: 17 2025/10/12 22:38:06 executed programs: 19 2025/10/12 22:38:12 executed programs: 21 2025/10/12 22:38:18 executed programs: 23 2025/10/12 22:38:24 executed programs: 25 2025/10/12 22:38:31 executed programs: 27 2025/10/12 22:38:37 executed programs: 29 2025/10/12 22:38:43 executed programs: 31 2025/10/12 22:38:49 executed programs: 33 2025/10/12 22:38:55 executed programs: 35 [ 261.398691][ T1298] ieee802154 phy0 wpan0: encryption failed: -22 [ 261.405224][ T1298] ieee802154 phy1 wpan1: encryption failed: -22 2025/10/12 22:39:01 executed programs: 37 2025/10/12 22:39:07 executed programs: 39 2025/10/12 22:39:13 executed programs: 41 [ 278.833649][ T5145] Bluetooth: hci0: command 0x0406 tx timeout 2025/10/12 22:39:19 executed programs: 43 2025/10/12 22:39:25 executed programs: 45 2025/10/12 22:39:31 executed programs: 47 2025/10/12 22:39:37 executed programs: 49 2025/10/12 22:39:43 executed programs: 51 [ 307.474444][ T31] INFO: task kworker/0:2:89 blocked for more than 143 seconds. [ 307.482057][ T31] Not tainted syzkaller #0 [ 307.487129][ T31] "echo 0 > /proc/sys/kernel/hung_task_timeout_secs" disables this message. [ 307.495871][ T31] task:kworker/0:2 state:D stack:22520 pid:89 tgid:89 ppid:2 task_flags:0x4288060 flags:0x00080000 [ 307.508033][ T31] Workqueue: usb_hub_wq hub_event [ 307.513522][ T31] Call Trace: [ 307.516827][ T31] [ 307.519774][ T31] __schedule+0x1798/0x4cc0 [ 307.524411][ T31] ? do_raw_spin_lock+0x121/0x290 [ 307.529475][ T31] ? __lock_acquire+0xab9/0xd20 [ 307.534578][ T31] ? __pfx___schedule+0x10/0x10 [ 307.539777][ T31] ? schedule+0x91/0x360 [ 307.544265][ T31] schedule+0x165/0x360 [ 307.548554][ T31] rpm_resume+0x4c9/0x1610 [ 307.553101][ T31] ? __pfx_rpm_resume+0x10/0x10 [ 307.558134][ T31] ? do_raw_spin_lock+0x121/0x290 [ 307.563573][ T31] ? __pfx_autoremove_wake_function+0x10/0x10 [ 307.569726][ T31] ? __pfx_do_raw_spin_lock+0x10/0x10 [ 307.575709][ T31] rpm_resume+0x8c1/0x1610 [ 307.580288][ T31] ? __pfx_rpm_resume+0x10/0x10 [ 307.585308][ T31] ? _raw_spin_lock_irqsave+0xb3/0xf0 [ 307.590716][ T31] ? __pfx__raw_spin_lock_irqsave+0x10/0x10 [ 307.596770][ T31] ? __aqc111_write_cmd+0x1cf/0x250 [ 307.602066][ T31] __pm_runtime_resume+0x11c/0x180 [ 307.607308][ T31] usb_autopm_get_interface+0x20/0xf0 [ 307.612759][ T31] aqc111_suspend+0x6e8/0xaf0 [ 307.617646][ T31] ? sysfs_add_file_mode_ns+0x238/0x300 [ 307.623249][ T31] ? sysfs_merge_group+0x177/0x310 [ 307.628621][ T31] ? device_add+0x4d8/0xb50 [ 307.633253][ T31] ? usb_new_device+0xb4c/0x16f0 [ 307.638380][ T31] ? hub_event+0x2958/0x4a20 [ 307.643099][ T31] ? __pfx_aqc111_suspend+0x10/0x10 [ 307.648375][ T31] ? ret_from_fork_asm+0x1a/0x30 [ 307.653358][ T31] ? idr_get_free+0x8dc/0xa70 [ 307.658136][ T31] ? node_tag_clear+0x1c0/0x320 [ 307.663153][ T31] ? idr_alloc_u32+0x1b7/0x2d0 [ 307.668058][ T31] ? __lock_acquire+0xab9/0xd20 [ 307.672969][ T31] usb_suspend_both+0x33c/0x1380 [ 307.678062][ T31] ? __pfx_usb_suspend_both+0x10/0x10 [ 307.683523][ T31] ? autosuspend_check+0x42b/0x5c0 [ 307.688689][ T31] ? __pfx_usb_runtime_suspend+0x10/0x10 [ 307.694402][ T31] usb_runtime_suspend+0x58/0x110 [ 307.699479][ T31] __rpm_callback+0x2f1/0x7f0 [ 307.704391][ T31] ? rcu_is_watching+0x15/0xb0 [ 307.709201][ T31] ? dev_pm_enable_wake_irq_check+0xca/0x1d0 [ 307.715385][ T31] ? __pfx_usb_runtime_suspend+0x10/0x10 [ 307.721175][ T31] rpm_suspend+0x893/0x1720 [ 307.725822][ T31] ? __pfx_rpm_suspend+0x10/0x10 [ 307.730816][ T31] ? _raw_spin_lock_irqsave+0xb3/0xf0 [ 307.736367][ T31] ? __pfx__raw_spin_lock_irqsave+0x10/0x10 [ 307.742303][ T31] ? device_add+0x70b/0xb50 [ 307.746892][ T31] __pm_runtime_suspend+0x12f/0x1a0 [ 307.752212][ T31] usb_new_device+0xbb2/0x16f0 [ 307.757050][ T31] ? __pfx_usb_new_device+0x10/0x10 [ 307.762464][ T31] ? _raw_spin_unlock_irq+0x23/0x50 [ 307.767894][ T31] ? lockdep_hardirqs_on+0x9c/0x150 [ 307.773232][ T31] hub_event+0x2958/0x4a20 [ 307.777874][ T31] ? __pfx_hub_event+0x10/0x10 [ 307.782685][ T31] ? process_scheduled_works+0x9ef/0x17b0 [ 307.788624][ T31] ? _raw_spin_unlock_irq+0x23/0x50 [ 307.794016][ T31] ? process_scheduled_works+0x9ef/0x17b0 [ 307.800060][ T31] ? process_scheduled_works+0x9ef/0x17b0 [ 307.806007][ T31] process_scheduled_works+0xae1/0x17b0 [ 307.811814][ T31] ? __pfx_process_scheduled_works+0x10/0x10 [ 307.818042][ T31] worker_thread+0x8a0/0xda0 [ 307.822739][ T31] kthread+0x711/0x8a0 [ 307.826977][ T31] ? __pfx_worker_thread+0x10/0x10 [ 307.832145][ T31] ? __pfx_kthread+0x10/0x10 [ 307.836842][ T31] ? _raw_spin_unlock_irq+0x23/0x50 [ 307.842087][ T31] ? lockdep_hardirqs_on+0x9c/0x150 [ 307.847510][ T31] ? __pfx_kthread+0x10/0x10 [ 307.852143][ T31] ret_from_fork+0x4bc/0x870 [ 307.856982][ T31] ? __pfx_ret_from_fork+0x10/0x10 [ 307.862196][ T31] ? __switch_to_asm+0x39/0x70 [ 307.867258][ T31] ? __switch_to_asm+0x33/0x70 [ 307.872126][ T31] ? __pfx_kthread+0x10/0x10 [ 307.877714][ T31] ret_from_fork_asm+0x1a/0x30 [ 307.882545][ T31] [ 307.885750][ T31] INFO: task dhcpcd:5490 blocked for more than 143 seconds. [ 307.893085][ T31] Not tainted syzkaller #0 [ 307.898122][ T31] "echo 0 > /proc/sys/kernel/hung_task_timeout_secs" disables this message. [ 307.906869][ T31] task:dhcpcd state:D stack:21288 pid:5490 tgid:5490 ppid:5489 task_flags:0x400140 flags:0x00080001 [ 307.919066][ T31] Call Trace: [ 307.922387][ T31] [ 307.925402][ T31] __schedule+0x1798/0x4cc0 [ 307.930069][ T31] ? do_raw_spin_lock+0x121/0x290 [ 307.935360][ T31] ? __lock_acquire+0xab9/0xd20 [ 307.940254][ T31] ? __pfx___schedule+0x10/0x10 [ 307.945216][ T31] ? schedule+0x91/0x360 [ 307.949519][ T31] schedule+0x165/0x360 [ 307.953870][ T31] rpm_resume+0x4c9/0x1610 [ 307.958346][ T31] ? __pfx_rpm_resume+0x10/0x10 [ 307.963307][ T31] ? do_raw_spin_lock+0x121/0x290 [ 307.968567][ T31] ? __pfx_autoremove_wake_function+0x10/0x10 [ 307.974870][ T31] ? __pfx_do_raw_spin_lock+0x10/0x10 [ 307.980420][ T31] rpm_resume+0x8c1/0x1610 [ 307.984996][ T31] ? __pfx_rpm_resume+0x10/0x10 [ 307.990096][ T31] ? _raw_spin_lock_irqsave+0xb3/0xf0 [ 307.995577][ T31] ? __pfx__raw_spin_lock_irqsave+0x10/0x10 [ 308.001539][ T31] ? hsr_netdev_notify+0x29e/0xcf0 [ 308.006847][ T31] ? __pfx_ib_device_get_by_netdev+0x10/0x10 [ 308.012927][ T31] __pm_runtime_resume+0x11c/0x180 [ 308.018169][ T31] usb_autopm_get_interface+0x20/0xf0 [ 308.023733][ T31] usbnet_open+0x85/0xce0 [ 308.028110][ T31] ? notifier_call_chain+0x3bf/0x3e0 [ 308.033585][ T31] __dev_open+0x470/0x880 [ 308.038956][ T31] ? __pfx___dev_open+0x10/0x10 [ 308.043973][ T31] __dev_change_flags+0x1ea/0x6d0 [ 308.049072][ T31] ? __lock_acquire+0xab9/0xd20 [ 308.054200][ T31] ? __pfx___dev_change_flags+0x10/0x10 [ 308.059811][ T31] ? __pfx___mutex_lock+0x10/0x10 [ 308.065048][ T31] netif_change_flags+0x88/0x1a0 [ 308.070150][ T31] dev_change_flags+0x130/0x260 [ 308.075214][ T31] devinet_ioctl+0xbb4/0x1b50 [ 308.080069][ T31] ? __pfx_devinet_ioctl+0x10/0x10 [ 308.085325][ T31] ? get_user_ifreq+0x12c/0x180 [ 308.090225][ T31] inet_ioctl+0x3c0/0x4c0 [ 308.094644][ T31] ? __pfx_inet_ioctl+0x10/0x10 [ 308.099534][ T31] ? lockdep_hardirqs_on+0x9c/0x150 [ 308.104870][ T31] ? tomoyo_path_number_perm+0x1bc/0x5a0 [ 308.110554][ T31] ? __pfx_do_vfs_ioctl+0x10/0x10 [ 308.115690][ T31] sock_do_ioctl+0xdc/0x300 [ 308.120244][ T31] ? __pfx_sock_do_ioctl+0x10/0x10 [ 308.125455][ T31] ? __lock_acquire+0xab9/0xd20 [ 308.130382][ T31] sock_ioctl+0x576/0x790 [ 308.134782][ T31] ? __pfx_sock_ioctl+0x10/0x10 [ 308.139761][ T31] ? fd_install+0x97/0x540 [ 308.144453][ T31] ? fd_install+0x97/0x540 [ 308.149031][ T31] ? fd_install+0x30d/0x540 [ 308.153623][ T31] ? bpf_lsm_file_ioctl+0x9/0x20 [ 308.158781][ T31] ? __pfx_sock_ioctl+0x10/0x10 [ 308.163724][ T31] __se_sys_ioctl+0xfc/0x170 [ 308.168500][ T31] do_syscall_64+0xfa/0xfa0 [ 308.173028][ T31] ? lockdep_hardirqs_on+0x9c/0x150 [ 308.178306][ T31] ? entry_SYSCALL_64_after_hwframe+0x77/0x7f [ 308.184477][ T31] ? clear_bhb_loop+0x60/0xb0 [ 308.189284][ T31] entry_SYSCALL_64_after_hwframe+0x77/0x7f [ 308.195238][ T31] RIP: 0033:0x7f628f923378 [ 308.199710][ T31] RSP: 002b:00007ffd19a64078 EFLAGS: 00000246 ORIG_RAX: 0000000000000010 [ 308.208255][ T31] RAX: ffffffffffffffda RBX: 0000000000000012 RCX: 00007f628f923378 [ 308.216330][ T31] RDX: 00007ffd19a74270 RSI: 0000000000008914 RDI: 0000000000000012 [ 308.224396][ T31] RBP: 0000000000000000 R08: 0000000000000000 R09: 0000000000000000 [ 308.232534][ T31] R10: 0000000000000000 R11: 0000000000000246 R12: 00007ffd19a84410 [ 308.240614][ T31] R13: 00007f628f8236c8 R14: 0000000000000028 R15: 0000000000008914 [ 308.248787][ T31] [ 308.251875][ T31] [ 308.251875][ T31] Showing all locks held in the system: [ 308.259693][ T31] 1 lock held by khungtaskd/31: [ 308.264642][ T31] #0: ffffffff8e13d2e0 (rcu_read_lock){....}-{1:3}, at: debug_show_all_locks+0x2e/0x180 [ 308.274728][ T31] 3 locks held by kworker/0:2/89: [ 308.279812][ T31] #0: ffff888144693148 ((wq_completion)usb_hub_wq){+.+.}-{0:0}, at: process_scheduled_works+0x9b4/0x17b0 [ 308.291309][ T31] #1: ffffc9000214fba0 ((work_completion)(&hub->events)){+.+.}-{0:0}, at: process_scheduled_works+0x9ef/0x17b0 [ 308.303301][ T31] #2: ffff88823be8a998 (&dev->mutex){....}-{4:4}, at: hub_event+0x184/0x4a20 [ 308.312360][ T31] 3 locks held by kworker/0:3/984: [ 308.317546][ T31] #0: ffff88813fe56948 ((wq_completion)events_power_efficient){+.+.}-{0:0}, at: process_scheduled_works+0x9b4/0x17b0 [ 308.330067][ T31] #1: ffffc90003747ba0 ((reg_check_chans).work){+.+.}-{0:0}, at: process_scheduled_works+0x9ef/0x17b0 [ 308.341239][ T31] #2: ffffffff8f4e4fc8 (rtnl_mutex){+.+.}-{4:4}, at: reg_check_chans_work+0xa1/0xf40 [ 308.350965][ T31] 3 locks held by kworker/u8:6/1327: [ 308.356352][ T31] #0: ffff88814ce17148 ((wq_completion)ipv6_addrconf){+.+.}-{0:0}, at: process_scheduled_works+0x9b4/0x17b0 [ 308.368264][ T31] #1: ffffc900041cfba0 ((work_completion)(&(&net->ipv6.addr_chk_work)->work)){+.+.}-{0:0}, at: process_scheduled_works+0x9ef/0x17b0 [ 308.382703][ T31] #2: ffffffff8f4e4fc8 (rtnl_mutex){+.+.}-{4:4}, at: addrconf_verify_work+0x19/0x30 [ 308.392756][ T31] 1 lock held by dhcpcd/5490: [ 308.397549][ T31] #0: ffffffff8f4e4fc8 (rtnl_mutex){+.+.}-{4:4}, at: devinet_ioctl+0x323/0x1b50 [ 308.407645][ T31] 2 locks held by getty/5586: [ 308.412329][ T31] #0: ffff8880335ed0a0 (&tty->ldisc_sem){++++}-{0:0}, at: tty_ldisc_ref_wait+0x25/0x70 [ 308.422473][ T31] #1: ffffc900036bb2f0 (&ldata->atomic_read_lock){+.+.}-{4:4}, at: n_tty_read+0x43e/0x1400 [ 308.432742][ T31] [ 308.435216][ T31] ============================================= [ 308.435216][ T31] [ 308.443810][ T31] NMI backtrace for cpu 0 [ 308.443829][ T31] CPU: 0 UID: 0 PID: 31 Comm: khungtaskd Not tainted syzkaller #0 PREEMPT(full) [ 308.443845][ T31] Hardware name: Google Google Compute Engine/Google Compute Engine, BIOS Google 10/02/2025 [ 308.443854][ T31] Call Trace: [ 308.443861][ T31] [ 308.443867][ T31] dump_stack_lvl+0x189/0x250 [ 308.443888][ T31] ? __pfx_dump_stack_lvl+0x10/0x10 [ 308.443903][ T31] ? __pfx__printk+0x10/0x10 [ 308.443925][ T31] nmi_cpu_backtrace+0x39e/0x3d0 [ 308.443948][ T31] ? __pfx_nmi_cpu_backtrace+0x10/0x10 [ 308.443971][ T31] ? __pfx__printk+0x10/0x10 [ 308.443988][ T31] ? __pfx_nmi_raise_cpu_backtrace+0x10/0x10 [ 308.444007][ T31] nmi_trigger_cpumask_backtrace+0x17a/0x300 [ 308.444030][ T31] watchdog+0xf60/0xfa0 [ 308.444053][ T31] ? watchdog+0x1e2/0xfa0 [ 308.444074][ T31] kthread+0x711/0x8a0 [ 308.444091][ T31] ? __pfx_watchdog+0x10/0x10 [ 308.444108][ T31] ? __pfx_kthread+0x10/0x10 [ 308.444123][ T31] ? _raw_spin_unlock_irq+0x23/0x50 [ 308.444137][ T31] ? lockdep_hardirqs_on+0x9c/0x150 [ 308.444152][ T31] ? __pfx_kthread+0x10/0x10 [ 308.444166][ T31] ret_from_fork+0x4bc/0x870 [ 308.444187][ T31] ? __pfx_ret_from_fork+0x10/0x10 [ 308.444211][ T31] ? __switch_to_asm+0x39/0x70 [ 308.444226][ T31] ? __switch_to_asm+0x33/0x70 [ 308.444241][ T31] ? __pfx_kthread+0x10/0x10 [ 308.444255][ T31] ret_from_fork_asm+0x1a/0x30 [ 308.444283][ T31] [ 308.444288][ T31] Sending NMI from CPU 0 to CPUs 1: [ 308.593896][ C1] NMI backtrace for cpu 1 [ 308.593914][ C1] CPU: 1 UID: 0 PID: 0 Comm: swapper/1 Not tainted syzkaller #0 PREEMPT(full) [ 308.593933][ C1] Hardware name: Google Google Compute Engine/Google Compute Engine, BIOS Google 10/02/2025 [ 308.593943][ C1] RIP: 0010:debug_smp_processor_id+0xb/0x20 [ 308.593971][ C1] Code: 84 f9 e9 66 ff ff ff cc cc cc cc cc cc cc cc 90 90 90 90 90 90 90 90 90 90 90 90 90 90 90 90 f3 0f 1e fa 48 c7 c7 00 d4 c0 8b <48> c7 c6 40 d4 c0 8b eb 1c 66 66 66 2e 0f 1f 84 00 00 00 00 00 90 [ 308.593985][ C1] RSP: 0018:ffffc90000a08f68 EFLAGS: 00000002 [ 308.594006][ C1] RAX: ffff8880b873a0a0 RBX: 0000000000000001 RCX: ffff88801d2a5ac0 [ 308.594018][ C1] RDX: 0000000000010000 RSI: 0000000000000008 RDI: ffffffff8bc0d400 [ 308.594029][ C1] RBP: 0000000000000001 R08: ffff8880b873b287 R09: 1ffff110170e7650 [ 308.594041][ C1] R10: dffffc0000000000 R11: ffffed10170e7651 R12: 0000000000000000 [ 308.594052][ C1] R13: 0000000000000000 R14: ffff8880b873a0a0 R15: dffffc0000000000 [ 308.594064][ C1] FS: 0000000000000000(0000) GS:ffff888125e2b000(0000) knlGS:0000000000000000 [ 308.594077][ C1] CS: 0010 DS: 0000 ES: 0000 CR0: 0000000080050033 [ 308.594089][ C1] CR2: 000000c00802e000 CR3: 000000007face000 CR4: 00000000003526f0 [ 308.594103][ C1] Call Trace: [ 308.594111][ C1] [ 308.594117][ C1] __flush_smp_call_function_queue+0x180/0xaa0 [ 308.594144][ C1] ? __pfx___irq_exit_rcu+0x10/0x10 [ 308.594173][ C1] __sysvec_call_function_single+0xa8/0x3d0 [ 308.594192][ C1] sysvec_call_function_single+0x9e/0xc0 [ 308.594210][ C1] [ 308.594216][ C1] [ 308.594222][ C1] asm_sysvec_call_function_single+0x1a/0x20 [ 308.594240][ C1] RIP: 0010:pv_native_safe_halt+0x13/0x20 [ 308.594258][ C1] Code: cc cc cc cc cc cc cc 90 90 90 90 90 90 90 90 90 90 90 90 90 90 90 90 f3 0f 1e fa 66 90 0f 00 2d 33 71 23 00 f3 0f 1e fa fb f4 c8 e6 02 00 cc cc cc cc cc cc cc cc 90 90 90 90 90 90 90 90 90 [ 308.594271][ C1] RSP: 0018:ffffc90000197de0 EFLAGS: 000002c6 [ 308.594285][ C1] RAX: 0d730a2f66a1a000 RBX: ffffffff8196ac07 RCX: 0d730a2f66a1a000 [ 308.594297][ C1] RDX: 0000000000000001 RSI: ffffffff8d7f179a RDI: ffffffff8bc0d460 [ 308.594308][ C1] RBP: ffffc90000197f10 R08: ffff8880b8732fdb R09: 1ffff110170e65fb [ 308.594321][ C1] R10: dffffc0000000000 R11: ffffed10170e65fc R12: ffffffff8f9dbe70 [ 308.594333][ C1] R13: 0000000000000001 R14: 0000000000000001 R15: 1ffff11003a54b58 [ 308.594346][ C1] ? do_idle+0x1e7/0x510 [ 308.594374][ C1] default_idle+0x13/0x20 [ 308.594393][ C1] default_idle_call+0x73/0xb0 [ 308.594414][ C1] do_idle+0x1e7/0x510 [ 308.594438][ C1] ? __pfx_do_idle+0x10/0x10 [ 308.594468][ C1] cpu_startup_entry+0x44/0x60 [ 308.594490][ C1] start_secondary+0x101/0x110 [ 308.594509][ C1] common_startup_64+0x13e/0x147 [ 308.594539][ C1] [ 308.609862][ T31] Kernel panic - not syncing: hung_task: blocked tasks [ 308.609887][ T31] CPU: 0 UID: 0 PID: 31 Comm: khungtaskd Not tainted syzkaller #0 PREEMPT(full) [ 308.609914][ T31] Hardware name: Google Google Compute Engine/Google Compute Engine, BIOS Google 10/02/2025 [ 308.609930][ T31] Call Trace: [ 308.609940][ T31] [ 308.609950][ T31] dump_stack_lvl+0x99/0x250 [ 308.609982][ T31] ? __asan_memcpy+0x40/0x70 [ 308.610005][ T31] ? __pfx_dump_stack_lvl+0x10/0x10 [ 308.610028][ T31] ? __pfx__printk+0x10/0x10 [ 308.610065][ T31] vpanic+0x237/0x6d0 [ 308.610097][ T31] ? __pfx_vpanic+0x10/0x10 [ 308.610129][ T31] ? preempt_schedule_common+0x83/0xd0 [ 308.610163][ T31] panic+0xb9/0xc0 [ 308.610191][ T31] ? __pfx_panic+0x10/0x10 [ 308.610225][ T31] ? preempt_schedule_thunk+0x16/0x30 [ 308.610263][ T31] ? nmi_trigger_cpumask_backtrace+0x2bb/0x300 [ 308.610301][ T31] watchdog+0xf9f/0xfa0 [ 308.610338][ T31] ? watchdog+0x1e2/0xfa0 [ 308.610375][ T31] kthread+0x711/0x8a0 [ 308.610403][ T31] ? __pfx_watchdog+0x10/0x10 [ 308.610432][ T31] ? __pfx_kthread+0x10/0x10 [ 308.610457][ T31] ? _raw_spin_unlock_irq+0x23/0x50 [ 308.610480][ T31] ? lockdep_hardirqs_on+0x9c/0x150 [ 308.610505][ T31] ? __pfx_kthread+0x10/0x10 [ 308.610530][ T31] ret_from_fork+0x4bc/0x870 [ 308.610564][ T31] ? __pfx_ret_from_fork+0x10/0x10 [ 308.610603][ T31] ? __switch_to_asm+0x39/0x70 [ 308.610628][ T31] ? __switch_to_asm+0x33/0x70 [ 308.610651][ T31] ? __pfx_kthread+0x10/0x10 [ 308.610677][ T31] ret_from_fork_asm+0x1a/0x30 [ 308.610723][ T31] [ 309.019361][ T31] Kernel Offset: disabled [ 309.023693][ T31] Rebooting in 86400 seconds..