Warning: Permanently added '10.128.0.205' (ED25519) to the list of known hosts.
2026/01/18 08:56:45 parsed 1 programs
[ 144.899234][ T5852] cgroup: Unknown subsys name 'net'
[ 145.009581][ T5852] cgroup: Unknown subsys name 'cpuset'
[ 145.019479][ T5852] cgroup: Unknown subsys name 'rlimit'
Setting up swapspace version 1, size = 127995904 bytes
[ 146.689499][ T5852] Adding 124996k swap on ./swap-file. Priority:0 extents:1 across:124996k
[ 150.016667][ T5858] 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.
[ 152.445888][ T3686] wlan0: Created IBSS using preconfigured BSSID 50:50:50:50:50:50
[ 152.453840][ T3686] wlan0: Creating new IBSS network, BSSID 50:50:50:50:50:50
[ 152.494581][ T3686] wlan1: Created IBSS using preconfigured BSSID 50:50:50:50:50:50
[ 152.502570][ T3686] wlan1: Creating new IBSS network, BSSID 50:50:50:50:50:50
[ 152.628896][ T51] Bluetooth: hci0: unexpected cc 0x0c03 length: 249 > 1
[ 152.637422][ T51] Bluetooth: hci0: unexpected cc 0x1003 length: 249 > 9
[ 152.647328][ T51] Bluetooth: hci0: unexpected cc 0x1001 length: 249 > 9
[ 152.662821][ T51] Bluetooth: hci0: unexpected cc 0x0c23 length: 249 > 4
[ 152.674052][ T51] Bluetooth: hci0: unexpected cc 0x0c38 length: 249 > 2
[ 153.118378][ T5919] chnl_net:caif_netlink_parms(): no params data found
[ 153.232565][ T5919] bridge0: port 1(bridge_slave_0) entered blocking state
[ 153.240483][ T5919] bridge0: port 1(bridge_slave_0) entered disabled state
[ 153.247843][ T5919] bridge_slave_0: entered allmulticast mode
[ 153.255954][ T5919] bridge_slave_0: entered promiscuous mode
[ 153.265111][ T5919] bridge0: port 2(bridge_slave_1) entered blocking state
[ 153.274512][ T5919] bridge0: port 2(bridge_slave_1) entered disabled state
[ 153.282853][ T5919] bridge_slave_1: entered allmulticast mode
[ 153.290341][ T5919] bridge_slave_1: entered promiscuous mode
[ 153.342393][ T5919] bond0: (slave bond_slave_0): Enslaving as an active interface with an up link
[ 153.358324][ T5919] bond0: (slave bond_slave_1): Enslaving as an active interface with an up link
[ 153.396210][ T5919] team0: Port device team_slave_0 added
[ 153.405906][ T5919] team0: Port device team_slave_1 added
[ 153.444756][ T5919] batman_adv: batadv0: Adding interface: batadv_slave_0
[ 153.451858][ T5919] 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.
[ 153.478984][ T5919] batman_adv: batadv0: Not using interface batadv_slave_0 (retrying later): interface not active
[ 153.494826][ T5919] batman_adv: batadv0: Adding interface: batadv_slave_1
[ 153.501932][ T5919] 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.
[ 153.528050][ T5919] batman_adv: batadv0: Not using interface batadv_slave_1 (retrying later): interface not active
[ 153.577986][ T5919] hsr_slave_0: entered promiscuous mode
[ 153.584660][ T5919] hsr_slave_1: entered promiscuous mode
[ 153.763703][ T5919] netdevsim netdevsim0 netdevsim0: renamed from eth0
[ 153.779211][ T5919] netdevsim netdevsim0 netdevsim1: renamed from eth1
[ 153.789912][ T5919] netdevsim netdevsim0 netdevsim2: renamed from eth2
[ 153.800753][ T5919] netdevsim netdevsim0 netdevsim3: renamed from eth3
[ 153.882304][ T5919] 8021q: adding VLAN 0 to HW filter on device bond0
[ 153.908132][ T5919] 8021q: adding VLAN 0 to HW filter on device team0
[ 153.922108][ T37] bridge0: port 1(bridge_slave_0) entered blocking state
[ 153.929368][ T37] bridge0: port 1(bridge_slave_0) entered forwarding state
[ 153.946225][ T13] bridge0: port 2(bridge_slave_1) entered blocking state
[ 153.953405][ T13] bridge0: port 2(bridge_slave_1) entered forwarding state
[ 154.144491][ T5919] 8021q: adding VLAN 0 to HW filter on device batadv0
[ 154.197763][ T5919] veth0_vlan: entered promiscuous mode
[ 154.209723][ T5919] veth1_vlan: entered promiscuous mode
[ 154.242024][ T5919] veth0_macvtap: entered promiscuous mode
[ 154.252663][ T5919] veth1_macvtap: entered promiscuous mode
[ 154.276696][ T5919] batman_adv: batadv0: Interface activated: batadv_slave_0
[ 154.292077][ T5919] batman_adv: batadv0: Interface activated: batadv_slave_1
[ 154.309219][ T36] netdevsim netdevsim0 netdevsim0: set [1, 0] type 2 family 0 port 6081 - 0
[ 154.319607][ T36] netdevsim netdevsim0 netdevsim1: set [1, 0] type 2 family 0 port 6081 - 0
[ 154.330091][ T36] netdevsim netdevsim0 netdevsim2: set [1, 0] type 2 family 0 port 6081 - 0
[ 154.346263][ T36] netdevsim netdevsim0 netdevsim3: set [1, 0] type 2 family 0 port 6081 - 0
[ 154.499784][ T13] netdevsim netdevsim0 netdevsim3 (unregistering): unset [1, 0] type 2 family 0 port 6081 - 0
[ 154.589588][ T13] netdevsim netdevsim0 netdevsim2 (unregistering): unset [1, 0] type 2 family 0 port 6081 - 0
[ 154.653177][ T13] netdevsim netdevsim0 netdevsim1 (unregistering): unset [1, 0] type 2 family 0 port 6081 - 0
[ 154.716384][ T13] netdevsim netdevsim0 netdevsim0 (unregistering): unset [1, 0] type 2 family 0 port 6081 - 0
2026/01/18 08:56:59 executed programs: 0
[ 155.478854][ T5146] Bluetooth: hci0: unexpected cc 0x0c03 length: 249 > 1
[ 155.487002][ T5146] Bluetooth: hci0: unexpected cc 0x1003 length: 249 > 9
[ 155.494815][ T5146] Bluetooth: hci0: unexpected cc 0x1001 length: 249 > 9
[ 155.504320][ T5146] Bluetooth: hci0: unexpected cc 0x0c23 length: 249 > 4
[ 155.513195][ T5146] Bluetooth: hci0: unexpected cc 0x0c38 length: 249 > 2
[ 155.693432][ T5954] chnl_net:caif_netlink_parms(): no params data found
[ 155.779692][ T5954] bridge0: port 1(bridge_slave_0) entered blocking state
[ 155.787442][ T5954] bridge0: port 1(bridge_slave_0) entered disabled state
[ 155.794841][ T5954] bridge_slave_0: entered allmulticast mode
[ 155.802459][ T5954] bridge_slave_0: entered promiscuous mode
[ 155.811558][ T5954] bridge0: port 2(bridge_slave_1) entered blocking state
[ 155.819346][ T5954] bridge0: port 2(bridge_slave_1) entered disabled state
[ 155.826753][ T5954] bridge_slave_1: entered allmulticast mode
[ 155.834047][ T5954] bridge_slave_1: entered promiscuous mode
[ 155.873799][ T5954] bond0: (slave bond_slave_0): Enslaving as an active interface with an up link
[ 155.887273][ T5954] bond0: (slave bond_slave_1): Enslaving as an active interface with an up link
[ 155.926646][ T5954] team0: Port device team_slave_0 added
[ 155.935794][ T5954] team0: Port device team_slave_1 added
[ 155.970515][ T5954] batman_adv: batadv0: Adding interface: batadv_slave_0
[ 155.977666][ T5954] 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.
[ 156.004132][ T5954] batman_adv: batadv0: Not using interface batadv_slave_0 (retrying later): interface not active
[ 156.019605][ T5954] batman_adv: batadv0: Adding interface: batadv_slave_1
[ 156.026637][ T5954] 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.
[ 156.053354][ T5954] batman_adv: batadv0: Not using interface batadv_slave_1 (retrying later): interface not active
[ 156.102710][ T5954] hsr_slave_0: entered promiscuous mode
[ 156.109567][ T5954] hsr_slave_1: entered promiscuous mode
[ 156.116036][ T5954] debugfs: 'hsr0' already exists in 'hsr'
[ 156.121902][ T5954] Cannot create hsr debugfs directory
[ 157.146937][ T13] bridge_slave_1: left allmulticast mode
[ 157.152734][ T13] bridge_slave_1: left promiscuous mode
[ 157.160123][ T13] bridge0: port 2(bridge_slave_1) entered disabled state
[ 157.178911][ T13] bridge_slave_0: left allmulticast mode
[ 157.185759][ T13] bridge_slave_0: left promiscuous mode
[ 157.191595][ T13] bridge0: port 1(bridge_slave_0) entered disabled state
[ 157.454141][ T13] bond0 (unregistering): (slave bond_slave_0): Releasing backup interface
[ 157.467115][ T13] bond0 (unregistering): (slave bond_slave_1): Releasing backup interface
[ 157.477184][ T13] bond0 (unregistering): Released all slaves
[ 157.587370][ T13] hsr_slave_0: left promiscuous mode
[ 157.593715][ T13] hsr_slave_1: left promiscuous mode
[ 157.600180][ T13] batman_adv: batadv0: Interface deactivated: batadv_slave_0
[ 157.608601][ T5146] Bluetooth: hci0: command tx timeout
[ 157.614565][ T13] batman_adv: batadv0: Removing interface: batadv_slave_0
[ 157.624903][ T13] batman_adv: batadv0: Interface deactivated: batadv_slave_1
[ 157.632401][ T13] batman_adv: batadv0: Removing interface: batadv_slave_1
[ 157.654677][ T13] veth1_macvtap: left promiscuous mode
[ 157.660579][ T13] veth0_macvtap: left promiscuous mode
[ 157.667271][ T13] veth1_vlan: left promiscuous mode
[ 157.672744][ T13] veth0_vlan: left promiscuous mode
[ 158.118292][ T13] team0 (unregistering): Port device team_slave_1 removed
[ 158.152507][ T13] team0 (unregistering): Port device team_slave_0 removed
[ 158.822403][ T5954] netdevsim netdevsim0 netdevsim0: renamed from eth0
[ 158.854124][ T5954] netdevsim netdevsim0 netdevsim1: renamed from eth1
[ 159.060330][ T5954] netdevsim netdevsim0 netdevsim2: renamed from eth2
[ 159.096075][ T5954] netdevsim netdevsim0 netdevsim3: renamed from eth3
[ 159.349055][ T5954] 8021q: adding VLAN 0 to HW filter on device bond0
[ 159.374357][ T5954] 8021q: adding VLAN 0 to HW filter on device team0
[ 159.390477][ T3686] bridge0: port 1(bridge_slave_0) entered blocking state
[ 159.397702][ T3686] bridge0: port 1(bridge_slave_0) entered forwarding state
[ 159.426445][ T13] bridge0: port 2(bridge_slave_1) entered blocking state
[ 159.433707][ T13] bridge0: port 2(bridge_slave_1) entered forwarding state
[ 159.685992][ T5146] Bluetooth: hci0: command tx timeout
[ 159.726817][ T5954] 8021q: adding VLAN 0 to HW filter on device batadv0
[ 159.788514][ T5954] veth0_vlan: entered promiscuous mode
[ 159.812899][ T5954] veth1_vlan: entered promiscuous mode
[ 159.864025][ T5954] veth0_macvtap: entered promiscuous mode
[ 159.875332][ T5954] veth1_macvtap: entered promiscuous mode
[ 159.901333][ T5954] batman_adv: batadv0: Interface activated: batadv_slave_0
[ 159.919043][ T5954] batman_adv: batadv0: Interface activated: batadv_slave_1
[ 159.941381][ T13] netdevsim netdevsim0 netdevsim0: set [1, 0] type 2 family 0 port 6081 - 0
[ 159.965521][ T13] netdevsim netdevsim0 netdevsim1: set [1, 0] type 2 family 0 port 6081 - 0
[ 159.989715][ T13] netdevsim netdevsim0 netdevsim2: set [1, 0] type 2 family 0 port 6081 - 0
[ 160.012235][ T13] netdevsim netdevsim0 netdevsim3: set [1, 0] type 2 family 0 port 6081 - 0
[ 160.077197][ T37] wlan0: Created IBSS using preconfigured BSSID 50:50:50:50:50:50
[ 160.085078][ T37] wlan0: Creating new IBSS network, BSSID 50:50:50:50:50:50
[ 160.127920][ T13] wlan1: Created IBSS using preconfigured BSSID 50:50:50:50:50:50
[ 160.137131][ T13] wlan1: Creating new IBSS network, BSSID 50:50:50:50:50:50
[ 160.446287][ T9] usb 1-1: new high-speed USB device number 2 using dummy_hcd
[ 160.625719][ T9] usb 1-1: Using ep0 maxpacket: 16
[ 160.642642][ T9] usb 1-1: config 1 has an invalid interface number: 105 but max is 0
[ 160.653196][ T9] usb 1-1: config 1 has no interface number 0
[ 160.660093][ T9] usb 1-1: config 1 interface 105 altsetting 2 bulk endpoint 0x4 has invalid maxpacket 16
[ 160.670351][ T9] usb 1-1: config 1 interface 105 altsetting 2 bulk endpoint 0x82 has invalid maxpacket 64
[ 160.680765][ T9] usb 1-1: config 1 interface 105 has no altsetting 0
[ 160.691735][ T9] usb 1-1: New USB device found, idVendor=20f4, idProduct=e05a, bcdDevice=6c.6d
[ 160.701150][ T9] usb 1-1: New USB device strings: Mfr=1, Product=2, SerialNumber=3
[ 160.709865][ T9] usb 1-1: Product: syz
[ 160.714368][ T9] usb 1-1: Manufacturer: syz
[ 160.719121][ T9] usb 1-1: SerialNumber: syz
[ 160.745926][ T6022] raw-gadget.0 gadget.0: fail, usb_ep_enable returned -22
[ 160.753347][ T6022] raw-gadget.0 gadget.0: fail, usb_ep_enable returned -22
[ 160.767873][ T9] hub 1-1:1.105: bad descriptor, ignoring hub
[ 160.774075][ T9] hub 1-1:1.105: probe with driver hub failed with error -5
[ 161.166814][ T6022] raw-gadget.0 gadget.0: fail, usb_ep_enable returned -22
[ 161.174167][ T6022] raw-gadget.0 gadget.0: fail, usb_ep_enable returned -22
[ 161.582868][ T9] aqc111 1-1:1.105 (unnamed net_device) (uninitialized): Failed to read(0x1) reg index 0x0001: -71
[ 161.594845][ T9] aqc111 1-1:1.105 (unnamed net_device) (uninitialized): Failed to read(0x1) reg index 0x0001: -71
[ 161.608255][ T9] aqc111 1-1:1.105 (unnamed net_device) (uninitialized): Failed to read(0x1) reg index 0x0001: -71
[ 161.627771][ T9] aqc111 1-1:1.105 eth1: register 'aqc111' at usb-dummy_hcd.0-1, USB-C 3.1 to 5GBASE-T Ethernet Adapter, ea:59:12:bd:83:e2
[ 161.644754][ T9] aqc111 1-1:1.105 eth1: Failed to read(0x1) reg index 0x0002: -71
[ 161.653257][ T9] aqc111 1-1:1.105 eth1: Failed to write(0x1) reg index 0x0002: -71
[ 161.662853][ T9] aqc111 1-1:1.105 eth1: Failed to read(0x1) reg index 0x0002: -71
[ 161.671312][ T9] aqc111 1-1:1.105 eth1: Failed to write(0x1) reg index 0x0002: -71
[ 161.679849][ T9] aqc111 1-1:1.105 eth1: Failed to write(0x1) reg index 0x0001: -71
[ 161.690288][ T9] aqc111 1-1:1.105 eth1: Failed to write(0x1) reg index 0x0002: -71
[ 161.699605][ T9] aqc111 1-1:1.105 eth1: Failed to write(0x1) reg index 0x0001: -71
[ 161.766325][ T5146] Bluetooth: hci0: command tx timeout
2026/01/18 08:57:06 executed programs: 3
[ 163.845553][ T5146] Bluetooth: hci0: command tx timeout
2026/01/18 08:57:12 executed programs: 5
2026/01/18 08:57:18 executed programs: 7
2026/01/18 08:57:24 executed programs: 9
2026/01/18 08:57:30 executed programs: 11
2026/01/18 08:57:36 executed programs: 13
[ 194.172688][ T1301] ieee802154 phy0 wpan0: encryption failed: -22
[ 194.179447][ T1301] ieee802154 phy1 wpan1: encryption failed: -22
2026/01/18 08:57:42 executed programs: 15
2026/01/18 08:57:48 executed programs: 17
2026/01/18 08:57:54 executed programs: 19
2026/01/18 08:58:00 executed programs: 21
2026/01/18 08:58:06 executed programs: 23
2026/01/18 08:58:12 executed programs: 25
2026/01/18 08:58:18 executed programs: 27
2026/01/18 08:58:24 executed programs: 29
2026/01/18 08:58:31 executed programs: 31
2026/01/18 08:58:37 executed programs: 33
[ 255.611059][ T1301] ieee802154 phy0 wpan0: encryption failed: -22
[ 255.621325][ T1301] ieee802154 phy1 wpan1: encryption failed: -22
2026/01/18 08:58:43 executed programs: 35
2026/01/18 08:58:49 executed programs: 37
2026/01/18 08:58:55 executed programs: 39
2026/01/18 08:59:01 executed programs: 41
[ 278.165445][ T51] Bluetooth: hci0: command 0x0406 tx timeout
2026/01/18 08:59:07 executed programs: 43
2026/01/18 08:59:13 executed programs: 45
2026/01/18 08:59:19 executed programs: 47
2026/01/18 08:59:25 executed programs: 49
[ 306.806302][ T31] INFO: task kworker/0:0:9 blocked for more than 143 seconds.
[ 306.820961][ T31] Not tainted syzkaller #0
[ 306.826093][ T31] "echo 0 > /proc/sys/kernel/hung_task_timeout_secs" disables this message.
[ 306.834805][ T31] task:kworker/0:0 state:D stack:22472 pid:9 tgid:9 ppid:2 task_flags:0x4288060 flags:0x00080000
[ 306.846902][ T31] Workqueue: usb_hub_wq hub_event
[ 306.851983][ T31] Call Trace:
[ 306.855264][ T31]
[ 306.858281][ T31] __schedule+0x14db/0x5030
[ 306.863304][ T31] ? __lock_acquire+0x6b6/0x2cf0
[ 306.868379][ T31] ? __pfx___schedule+0x10/0x10
[ 306.873279][ T31] ? schedule+0x91/0x360
[ 306.877607][ T31] schedule+0x165/0x360
[ 306.881797][ T31] rpm_resume+0x4b9/0x15f0
[ 306.886493][ T31] ? kasan_save_track+0x4f/0x80
[ 306.891366][ T31] ? kasan_save_track+0x3e/0x80
[ 306.896273][ T31] ? __pfx_rpm_resume+0x10/0x10
[ 306.901146][ T31] ? do_raw_spin_lock+0x121/0x290
[ 306.906247][ T31] ? __pfx_autoremove_wake_function+0x10/0x10
[ 306.912347][ T31] ? __pfx_do_raw_spin_lock+0x10/0x10
[ 306.917825][ T31] rpm_resume+0x8b1/0x15f0
[ 306.922295][ T31] ? __pfx_rpm_resume+0x10/0x10
[ 306.927230][ T31] ? __pfx_do_raw_spin_lock+0x10/0x10
[ 306.932679][ T31] __pm_runtime_resume+0x11c/0x180
[ 306.937891][ T31] usb_autopm_get_interface+0x20/0xf0
[ 306.943308][ T31] aqc111_suspend+0x6e8/0xaf0
[ 306.948094][ T31] ? kmem_cache_alloc_noprof+0x37d/0x710
[ 306.953848][ T31] ? __kernfs_new_node+0xdc/0x8a0
[ 306.958956][ T31] ? __pfx_aqc111_suspend+0x10/0x10
[ 306.964726][ T31] ? idr_get_free+0x8dc/0xa70
[ 306.969562][ T31] ? __lock_acquire+0x6b6/0x2cf0
[ 306.974529][ T31] ? __lock_acquire+0x6b6/0x2cf0
[ 306.979550][ T31] ? __lock_acquire+0x6b6/0x2cf0
[ 306.984514][ T31] ? __lock_acquire+0x6b6/0x2cf0
[ 306.989557][ T31] ? kernfs_link_sibling+0x2fb/0x3e0
[ 306.994886][ T31] ? kernfs_add_one+0x2ae/0x5c0
[ 306.999806][ T31] usb_suspend_both+0x31f/0x12e0
[ 307.004781][ T31] ? __pfx_usb_suspend_both+0x10/0x10
[ 307.010219][ T31] ? autosuspend_check+0x42b/0x620
[ 307.015407][ T31] ? __pfx_usb_runtime_suspend+0x10/0x10
[ 307.021059][ T31] usb_runtime_suspend+0x58/0x110
[ 307.026146][ T31] __rpm_callback+0x2f1/0x7f0
[ 307.030859][ T31] ? rcu_is_watching+0x15/0xb0
[ 307.035685][ T31] ? dev_pm_enable_wake_irq_check+0xca/0x1d0
[ 307.041701][ T31] ? __pfx_usb_runtime_suspend+0x10/0x10
[ 307.047421][ T31] rpm_suspend+0x883/0x1700
[ 307.051965][ T31] ? __pfx_rpm_suspend+0x10/0x10
[ 307.056959][ T31] ? __pfx_do_raw_spin_lock+0x10/0x10
[ 307.062375][ T31] __pm_runtime_suspend+0x12f/0x1a0
[ 307.068270][ T31] usb_new_device+0xbb2/0x1720
[ 307.073082][ T31] ? __pfx_usb_new_device+0x10/0x10
[ 307.078329][ T31] ? _raw_spin_unlock_irq+0x23/0x50
[ 307.083553][ T31] hub_event+0x29b1/0x4ef0
[ 307.088093][ T31] ? __pfx_hub_event+0x10/0x10
[ 307.092897][ T31] ? process_one_work+0x868/0x15a0
[ 307.098058][ T31] ? process_one_work+0x868/0x15a0
[ 307.103200][ T31] process_one_work+0x93a/0x15a0
[ 307.108244][ T31] ? __pfx_process_one_work+0x10/0x10
[ 307.113649][ T31] ? do_raw_spin_lock+0x121/0x290
[ 307.118744][ T31] ? assign_work+0x3c7/0x5b0
[ 307.123442][ T31] worker_thread+0x9b0/0xee0
[ 307.128127][ T31] kthread+0x389/0x480
[ 307.132235][ T31] ? __pfx_worker_thread+0x10/0x10
[ 307.137387][ T31] ? __pfx_kthread+0x10/0x10
[ 307.142003][ T31] ret_from_fork+0x510/0xa50
[ 307.146663][ T31] ? __pfx_ret_from_fork+0x10/0x10
[ 307.151881][ T31] ? __switch_to+0xc9e/0x1480
[ 307.156641][ T31] ? __pfx_kthread+0x10/0x10
[ 307.161264][ T31] ret_from_fork_asm+0x1a/0x30
[ 307.166732][ T31]
[ 307.169957][ T31] INFO: task kworker/u8:11:3686 blocked for more than 143 seconds.
[ 307.177906][ T31] Not tainted syzkaller #0
[ 307.182870][ T31] "echo 0 > /proc/sys/kernel/hung_task_timeout_secs" disables this message.
[ 307.191624][ T31] task:kworker/u8:11 state:D stack:24344 pid:3686 tgid:3686 ppid:2 task_flags:0x4208060 flags:0x00080000
[ 307.203688][ T31] Workqueue: ipv6_addrconf addrconf_dad_work
[ 307.209811][ T31] Call Trace:
[ 307.213121][ T31]
[ 307.216107][ T31] __schedule+0x14db/0x5030
[ 307.220651][ T31] ? __lock_acquire+0x6b6/0x2cf0
[ 307.225740][ T31] ? __lock_acquire+0x6b6/0x2cf0
[ 307.230718][ T31] ? __pfx___schedule+0x10/0x10
[ 307.235695][ T31] ? schedule+0x91/0x360
[ 307.239976][ T31] schedule+0x165/0x360
[ 307.244151][ T31] schedule_preempt_disabled+0x13/0x30
[ 307.249786][ T31] __mutex_lock+0x7ca/0x1300
[ 307.254405][ T31] ? __mutex_lock+0x58b/0x1300
[ 307.259260][ T31] ? addrconf_dad_work+0x112/0x14b0
[ 307.264497][ T31] ? __pfx___mutex_lock+0x10/0x10
[ 307.270170][ T31] addrconf_dad_work+0x112/0x14b0
[ 307.275256][ T31] ? lock_acquire+0x107/0x340
[ 307.280078][ T31] ? __pfx_do_raw_spin_lock+0x10/0x10
[ 307.285564][ T31] ? __pfx_addrconf_dad_work+0x10/0x10
[ 307.291091][ T31] ? process_one_work+0x868/0x15a0
[ 307.296300][ T31] ? process_one_work+0x868/0x15a0
[ 307.301446][ T31] process_one_work+0x93a/0x15a0
[ 307.306499][ T31] ? __pfx_process_one_work+0x10/0x10
[ 307.311889][ T31] ? do_raw_spin_lock+0x121/0x290
[ 307.316978][ T31] ? assign_work+0x3c7/0x5b0
[ 307.325139][ T31] worker_thread+0x9b0/0xee0
[ 307.329958][ T31] kthread+0x389/0x480
[ 307.334094][ T31] ? __pfx_worker_thread+0x10/0x10
[ 307.340264][ T31] ? __pfx_kthread+0x10/0x10
[ 307.344929][ T31] ret_from_fork+0x510/0xa50
2026/01/18 08:59:31 executed programs: 51
[ 307.371057][ T31] ? __pfx_ret_from_fork+0x10/0x10
[ 307.376625][ T31] ? __switch_to+0xc9e/0x1480
[ 307.381340][ T31] ? __pfx_kthread+0x10/0x10
[ 307.393073][ T31] ret_from_fork_asm+0x1a/0x30
[ 307.399440][ T31]
[ 307.403316][ T31] INFO: task dhcpcd:5490 blocked for more than 143 seconds.
[ 307.412315][ T31] Not tainted syzkaller #0
[ 307.417329][ T31] "echo 0 > /proc/sys/kernel/hung_task_timeout_secs" disables this message.
[ 307.426180][ T31] task:dhcpcd state:D stack:21240 pid:5490 tgid:5490 ppid:5489 task_flags:0x400140 flags:0x00080000
[ 307.438256][ T31] Call Trace:
[ 307.441559][ T31]
[ 307.444498][ T31] __schedule+0x14db/0x5030
[ 307.449141][ T31] ? __lock_acquire+0x6b6/0x2cf0
[ 307.454120][ T31] ? __pfx___schedule+0x10/0x10
[ 307.459055][ T31] ? schedule+0x91/0x360
[ 307.463427][ T31] schedule+0x165/0x360
[ 307.467682][ T31] rpm_resume+0x4b9/0x15f0
[ 307.472154][ T31] ? __pfx_rpm_resume+0x10/0x10
[ 307.477793][ T31] ? do_raw_spin_lock+0x121/0x290
[ 307.482846][ T31] ? __pfx_autoremove_wake_function+0x10/0x10
[ 307.488987][ T31] ? __pfx_do_raw_spin_lock+0x10/0x10
[ 307.494391][ T31] rpm_resume+0x8b1/0x15f0
[ 307.498897][ T31] ? __pfx_rpm_resume+0x10/0x10
[ 307.503774][ T31] ? __pfx_do_raw_spin_lock+0x10/0x10
[ 307.509244][ T31] __pm_runtime_resume+0x11c/0x180
[ 307.514389][ T31] usb_autopm_get_interface+0x20/0xf0
[ 307.520450][ T31] usbnet_open+0x83/0xde0
[ 307.524796][ T31] ? notifier_call_chain+0x381/0x3a0
[ 307.530244][ T31] __dev_open+0x42a/0x800
[ 307.534748][ T31] ? __pfx___dev_open+0x10/0x10
[ 307.539653][ T31] ? __local_bh_enable_ip+0xd0/0x130
[ 307.544960][ T31] __dev_change_flags+0x1f7/0x680
[ 307.550050][ T31] ? __pfx___dev_change_flags+0x10/0x10
[ 307.555676][ T31] ? __pfx___mutex_lock+0x10/0x10
[ 307.560705][ T31] netif_change_flags+0x88/0x1a0
[ 307.565715][ T31] dev_change_flags+0x130/0x260
[ 307.570586][ T31] devinet_ioctl+0x9ea/0x1b20
[ 307.576172][ T31] ? __pfx_devinet_ioctl+0x10/0x10
[ 307.581314][ T31] ? get_user_ifreq+0x12c/0x180
[ 307.586246][ T31] inet_ioctl+0x3c0/0x4c0
[ 307.590612][ T31] ? __pfx_inet_ioctl+0x10/0x10
[ 307.595537][ T31] ? __pfx_do_vfs_ioctl+0x10/0x10
[ 307.600587][ T31] sock_do_ioctl+0xdc/0x300
[ 307.605092][ T31] ? __pfx_sock_do_ioctl+0x10/0x10
[ 307.610511][ T31] ? file_init_path+0x3b/0x590
[ 307.615407][ T31] sock_ioctl+0x576/0x790
[ 307.619774][ T31] ? __pfx_sock_ioctl+0x10/0x10
[ 307.624636][ T31] ? fd_install+0x95/0x3d0
[ 307.629220][ T31] ? fd_install+0x307/0x3d0
[ 307.633757][ T31] ? bpf_lsm_file_ioctl+0x9/0x20
[ 307.638762][ T31] ? __pfx_sock_ioctl+0x10/0x10
[ 307.643655][ T31] __se_sys_ioctl+0xfc/0x170
[ 307.648322][ T31] do_syscall_64+0xec/0xf80
[ 307.652847][ T31] ? entry_SYSCALL_64_after_hwframe+0x77/0x7f
[ 307.658965][ T31] ? trace_irq_disable+0x37/0x100
[ 307.664021][ T31] ? clear_bhb_loop+0x40/0x90
[ 307.668789][ T31] entry_SYSCALL_64_after_hwframe+0x77/0x7f
[ 307.674720][ T31] RIP: 0033:0x7f04e9112378
[ 307.679846][ T31] RSP: 002b:00007fff9d1dd8e8 EFLAGS: 00000246 ORIG_RAX: 0000000000000010
[ 307.688593][ T31] RAX: ffffffffffffffda RBX: 0000000000000012 RCX: 00007f04e9112378
[ 307.696862][ T31] RDX: 00007fff9d1edae0 RSI: 0000000000008914 RDI: 0000000000000012
[ 307.704893][ T31] RBP: 0000000000000000 R08: 0000000000000000 R09: 0000000000000000
[ 307.712956][ T31] R10: 0000000000000000 R11: 0000000000000246 R12: 00007fff9d1fdc80
[ 307.721039][ T31] R13: 00007f04e90126c8 R14: 0000000000000028 R15: 0000000000008914
[ 307.729094][ T31]
[ 307.732191][ T31]
[ 307.732191][ T31] Showing all locks held in the system:
[ 307.742731][ T31] 3 locks held by kworker/0:0/9:
[ 307.751730][ T31] #0: ffff8881426f3548 ((wq_completion)usb_hub_wq){+.+.}-{0:0}, at: process_one_work+0x841/0x15a0
[ 307.762580][ T31] #1: ffffc900000e7c40 ((work_completion)(&hub->events)){+.+.}-{0:0}, at: process_one_work+0x868/0x15a0
[ 307.774028][ T31] #2: ffff8881443f0198 (&dev->mutex){....}-{4:4}, at: hub_event+0x187/0x4ef0
[ 307.783473][ T31] 1 lock held by khungtaskd/31:
[ 307.788477][ T31] #0: ffffffff8e344ce0 (rcu_read_lock){....}-{1:3}, at: debug_show_all_locks+0x2e/0x180
[ 307.798420][ T31] 3 locks held by kworker/u8:11/3686:
[ 307.803785][ T31] #0: ffff88814de61148 ((wq_completion)ipv6_addrconf){+.+.}-{0:0}, at: process_one_work+0x841/0x15a0
[ 307.814846][ T31] #1: ffffc9000ca3fc40 ((work_completion)(&(&ifa->dad_work)->work)){+.+.}-{0:0}, at: process_one_work+0x868/0x15a0
[ 307.827170][ T31] #2: ffffffff8f735f08 (rtnl_mutex){+.+.}-{4:4}, at: addrconf_dad_work+0x112/0x14b0
[ 307.836749][ T31] 1 lock held by dhcpcd/5490:
[ 307.841528][ T31] #0: ffffffff8f735f08 (rtnl_mutex){+.+.}-{4:4}, at: devinet_ioctl+0x323/0x1b20
[ 307.854493][ T31] 2 locks held by getty/5577:
[ 307.859293][ T31] #0: ffff88814ec940a0 (&tty->ldisc_sem){++++}-{0:0}, at: tty_ldisc_ref_wait+0x25/0x70
[ 307.869150][ T31] #1: ffffc9000332e2f0 (&ldata->atomic_read_lock){+.+.}-{4:4}, at: n_tty_read+0x449/0x1460
[ 307.879338][ T31] 3 locks held by kworker/0:3/6057:
[ 307.885045][ T31] #0: ffff88801b016948 ((wq_completion)events_power_efficient){+.+.}-{0:0}, at: process_one_work+0x841/0x15a0
[ 307.896956][ T31] #1: ffffc90002fe7c40 ((reg_check_chans).work){+.+.}-{0:0}, at: process_one_work+0x868/0x15a0
[ 307.907461][ T31] #2: ffffffff8f735f08 (rtnl_mutex){+.+.}-{4:4}, at: reg_check_chans_work+0xa1/0xf10
[ 307.917114][ T31]
[ 307.919458][ T31] =============================================
[ 307.919458][ T31]
[ 307.927922][ T31] NMI backtrace for cpu 0
[ 307.927953][ T31] CPU: 0 UID: 0 PID: 31 Comm: khungtaskd Not tainted syzkaller #0 PREEMPT(full)
[ 307.927977][ T31] Hardware name: Google Google Compute Engine/Google Compute Engine, BIOS Google 10/25/2025
[ 307.927987][ T31] Call Trace:
[ 307.927995][ T31]
[ 307.928002][ T31] dump_stack_lvl+0xe8/0x150
[ 307.928026][ T31] nmi_cpu_backtrace+0x274/0x2d0
[ 307.928051][ T31] ? __pfx_nmi_raise_cpu_backtrace+0x10/0x10
[ 307.928082][ T31] nmi_trigger_cpumask_backtrace+0x17a/0x300
[ 307.928110][ T31] sys_info+0x135/0x170
[ 307.928131][ T31] watchdog+0xf95/0xfe0
[ 307.928161][ T31] ? watchdog+0x20a/0xfe0
[ 307.928191][ T31] kthread+0x389/0x480
[ 307.928216][ T31] ? __pfx_watchdog+0x10/0x10
[ 307.928239][ T31] ? __pfx_kthread+0x10/0x10
[ 307.928264][ T31] ret_from_fork+0x510/0xa50
[ 307.928285][ T31] ? __pfx_ret_from_fork+0x10/0x10
[ 307.928302][ T31] ? __switch_to+0xc9e/0x1480
[ 307.928332][ T31] ? __pfx_kthread+0x10/0x10
[ 307.928356][ T31] ret_from_fork_asm+0x1a/0x30
[ 307.928393][ T31]
[ 307.928400][ T31] Sending NMI from CPU 0 to CPUs 1:
[ 308.038248][ C1] NMI backtrace for cpu 1
[ 308.038265][ C1] CPU: 1 UID: 0 PID: 0 Comm: swapper/1 Not tainted syzkaller #0 PREEMPT(full)
[ 308.038283][ C1] Hardware name: Google Google Compute Engine/Google Compute Engine, BIOS Google 10/25/2025
[ 308.038293][ C1] RIP: 0010:pv_native_safe_halt+0x13/0x20
[ 308.038316][ 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 e3 0d 20 00 f3 0f 1e fa fb f4 cc cc cc cc cc cc cc cc cc cc cc cc 90 90 90 90 90 90 90 90 90
[ 308.038329][ C1] RSP: 0018:ffffc90000197e20 EFLAGS: 00000246
[ 308.038344][ C1] RAX: 00000000000c9593 RBX: ffffffff8197d31e RCX: 0000000080000001
[ 308.038356][ C1] RDX: 0000000000000001 RSI: ffffffff8daba6d0 RDI: ffffffff8be264e0
[ 308.038367][ C1] RBP: ffffc90000197f10 R08: ffff8880b873375b R09: 1ffff110170e66eb
[ 308.038380][ C1] R10: dffffc0000000000 R11: ffffed10170e66ec R12: ffffffff8fc479f0
[ 308.038392][ C1] R13: 1ffff11003b5ab58 R14: 0000000000000001 R15: 0000000000000001
[ 308.038403][ C1] FS: 0000000000000000(0000) GS:ffff888125aad000(0000) knlGS:0000000000000000
[ 308.038417][ C1] CS: 0010 DS: 0000 ES: 0000 CR0: 0000000080050033
[ 308.038428][ C1] CR2: 00005570e2ff0a58 CR3: 000000007d9be000 CR4: 00000000003526f0
[ 308.038443][ C1] Call Trace:
[ 308.038450][ C1]
[ 308.038456][ C1] default_idle+0x9/0x20
[ 308.038474][ C1] default_idle_call+0x73/0xb0
[ 308.038494][ C1] do_idle+0x1be/0x4d0
[ 308.038511][ C1] ? lockdep_hardirqs_on+0x7b/0x110
[ 308.038530][ C1] ? __pfx_do_idle+0x10/0x10
[ 308.038552][ C1] cpu_startup_entry+0x44/0x60
[ 308.038569][ C1] start_secondary+0x101/0x110
[ 308.038593][ C1] common_startup_64+0x13e/0x147
[ 308.038622][ C1]
2026/01/18 08:59:37 executed programs: 53