Warning: Permanently added '10.128.1.157' (ED25519) to the list of known hosts. 2026/02/20 16:46:16 parsed 1 programs [ 76.156652][ T4194] cgroup: Unknown subsys name 'net' [ 76.316735][ T4194] cgroup: Unknown subsys name 'rlimit' [ 76.333301][ T7] cfg80211: failed to load regulatory.db Setting up swapspace version 1, size = 127995904 bytes [ 77.630509][ T4194] Adding 124996k swap on ./swap-file. Priority:0 extents:1 across:124996k FS [ 80.438483][ T9] wlan0: Created IBSS using preconfigured BSSID 50:50:50:50:50:50 [ 80.455379][ T9] wlan0: Creating new IBSS network, BSSID 50:50:50:50:50:50 [ 80.475493][ T3021] IPv6: ADDRCONF(NETDEV_CHANGE): wlan0: link becomes ready [ 80.491443][ T3021] wlan1: Created IBSS using preconfigured BSSID 50:50:50:50:50:50 [ 80.500057][ T3021] wlan1: Creating new IBSS network, BSSID 50:50:50:50:50:50 [ 80.508601][ T9] IPv6: ADDRCONF(NETDEV_CHANGE): wlan1: link becomes ready [ 80.902164][ T4248] chnl_net:caif_netlink_parms(): no params data found [ 80.975209][ T4248] bridge0: port 1(bridge_slave_0) entered blocking state [ 80.982675][ T4248] bridge0: port 1(bridge_slave_0) entered disabled state [ 80.990743][ T4248] device bridge_slave_0 entered promiscuous mode [ 80.999181][ T4248] bridge0: port 2(bridge_slave_1) entered blocking state [ 81.006622][ T4248] bridge0: port 2(bridge_slave_1) entered disabled state [ 81.014783][ T4248] device bridge_slave_1 entered promiscuous mode [ 81.034752][ T4248] bond0: (slave bond_slave_0): Enslaving as an active interface with an up link [ 81.045814][ T4248] bond0: (slave bond_slave_1): Enslaving as an active interface with an up link [ 81.064209][ T4248] team0: Port device team_slave_0 added [ 81.071831][ T4248] team0: Port device team_slave_1 added [ 81.085924][ T4248] batman_adv: batadv0: Adding interface: batadv_slave_0 [ 81.093017][ T4248] 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 1560 would solve the problem. [ 81.119292][ T4248] batman_adv: batadv0: Not using interface batadv_slave_0 (retrying later): interface not active [ 81.131482][ T4248] batman_adv: batadv0: Adding interface: batadv_slave_1 [ 81.138477][ T4248] 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 1560 would solve the problem. [ 81.164514][ T4248] batman_adv: batadv0: Not using interface batadv_slave_1 (retrying later): interface not active [ 81.189477][ T4248] device hsr_slave_0 entered promiscuous mode [ 81.197876][ T4248] device hsr_slave_1 entered promiscuous mode [ 81.270815][ T4248] netdevsim netdevsim0 netdevsim0: renamed from eth0 [ 81.280281][ T4248] netdevsim netdevsim0 netdevsim1: renamed from eth1 [ 81.289559][ T4248] netdevsim netdevsim0 netdevsim2: renamed from eth2 [ 81.298111][ T4248] netdevsim netdevsim0 netdevsim3: renamed from eth3 [ 81.318104][ T4248] bridge0: port 2(bridge_slave_1) entered blocking state [ 81.325257][ T4248] bridge0: port 2(bridge_slave_1) entered forwarding state [ 81.333101][ T4248] bridge0: port 1(bridge_slave_0) entered blocking state [ 81.340134][ T4248] bridge0: port 1(bridge_slave_0) entered forwarding state [ 81.379531][ T4248] 8021q: adding VLAN 0 to HW filter on device bond0 [ 81.393547][ T144] IPv6: ADDRCONF(NETDEV_CHANGE): veth0: link becomes ready [ 81.403068][ T144] bridge0: port 1(bridge_slave_0) entered disabled state [ 81.411339][ T144] bridge0: port 2(bridge_slave_1) entered disabled state [ 81.441719][ T4248] 8021q: adding VLAN 0 to HW filter on device team0 [ 81.452209][ T9] IPv6: ADDRCONF(NETDEV_CHANGE): veth0_to_bridge: link becomes ready [ 81.460807][ T9] IPv6: ADDRCONF(NETDEV_CHANGE): bridge_slave_0: link becomes ready [ 81.470103][ T9] bridge0: port 1(bridge_slave_0) entered blocking state [ 81.477194][ T9] bridge0: port 1(bridge_slave_0) entered forwarding state [ 81.489816][ T9] IPv6: ADDRCONF(NETDEV_CHANGE): veth1_to_bridge: link becomes ready [ 81.498581][ T9] IPv6: ADDRCONF(NETDEV_CHANGE): bridge_slave_1: link becomes ready [ 81.507424][ T9] bridge0: port 2(bridge_slave_1) entered blocking state [ 81.514495][ T9] bridge0: port 2(bridge_slave_1) entered forwarding state [ 81.522549][ T9] IPv6: ADDRCONF(NETDEV_CHANGE): veth0_to_bond: link becomes ready [ 81.544073][ T4248] hsr0: Slave A (hsr_slave_0) is not up; please bring it up to get a fully working HSR network [ 81.554714][ T4248] hsr0: Slave B (hsr_slave_1) is not up; please bring it up to get a fully working HSR network [ 81.566398][ T9] IPv6: ADDRCONF(NETDEV_CHANGE): veth1_to_bond: link becomes ready [ 81.575887][ T9] IPv6: ADDRCONF(NETDEV_CHANGE): veth0_to_team: link becomes ready [ 81.584572][ T9] IPv6: ADDRCONF(NETDEV_CHANGE): team_slave_0: link becomes ready [ 81.593527][ T9] IPv6: ADDRCONF(NETDEV_CHANGE): veth1_to_team: link becomes ready [ 81.602337][ T9] IPv6: ADDRCONF(NETDEV_CHANGE): team_slave_1: link becomes ready [ 81.610616][ T9] IPv6: ADDRCONF(NETDEV_CHANGE): veth0_to_hsr: link becomes ready [ 81.619260][ T9] IPv6: ADDRCONF(NETDEV_CHANGE): hsr_slave_0: link becomes ready [ 81.628602][ T9] IPv6: ADDRCONF(NETDEV_CHANGE): veth1_to_hsr: link becomes ready [ 81.637147][ T9] IPv6: ADDRCONF(NETDEV_CHANGE): hsr_slave_1: link becomes ready [ 81.646867][ T9] IPv6: ADDRCONF(NETDEV_CHANGE): team0: link becomes ready [ 81.655219][ T9] IPv6: ADDRCONF(NETDEV_CHANGE): hsr0: link becomes ready [ 81.757706][ T9] IPv6: ADDRCONF(NETDEV_CHANGE): vxcan1: link becomes ready [ 81.765727][ T9] IPv6: ADDRCONF(NETDEV_CHANGE): vxcan0: link becomes ready [ 81.777137][ T4248] 8021q: adding VLAN 0 to HW filter on device batadv0 [ 81.809264][ T9] IPv6: ADDRCONF(NETDEV_CHANGE): veth1_virt_wifi: link becomes ready [ 81.817993][ T9] IPv6: ADDRCONF(NETDEV_CHANGE): veth0_virt_wifi: link becomes ready [ 81.834460][ T3021] IPv6: ADDRCONF(NETDEV_CHANGE): veth1_vlan: link becomes ready [ 81.842815][ T3021] IPv6: ADDRCONF(NETDEV_CHANGE): veth0_vlan: link becomes ready [ 81.853887][ T4248] device veth0_vlan entered promiscuous mode [ 81.862690][ T3021] IPv6: ADDRCONF(NETDEV_CHANGE): vlan0: link becomes ready [ 81.870359][ T3021] IPv6: ADDRCONF(NETDEV_CHANGE): vlan1: link becomes ready [ 81.892314][ T4248] device veth1_vlan entered promiscuous mode [ 81.909905][ T3021] IPv6: ADDRCONF(NETDEV_CHANGE): macvlan0: link becomes ready [ 81.917947][ T3021] IPv6: ADDRCONF(NETDEV_CHANGE): macvlan1: link becomes ready [ 81.927205][ T3021] IPv6: ADDRCONF(NETDEV_CHANGE): veth1_macvtap: link becomes ready [ 81.936725][ T3021] IPv6: ADDRCONF(NETDEV_CHANGE): veth0_macvtap: link becomes ready [ 81.946952][ T4248] device veth0_macvtap entered promiscuous mode [ 81.958306][ T4248] device veth1_macvtap entered promiscuous mode [ 81.990389][ T4248] batman_adv: batadv0: Interface activated: batadv_slave_0 [ 81.998286][ T3021] IPv6: ADDRCONF(NETDEV_CHANGE): macvtap0: link becomes ready [ 82.006592][ T3021] IPv6: ADDRCONF(NETDEV_CHANGE): macsec0: link becomes ready [ 82.017499][ T3021] IPv6: ADDRCONF(NETDEV_CHANGE): batadv_slave_0: link becomes ready [ 82.026294][ T3021] IPv6: ADDRCONF(NETDEV_CHANGE): veth0_to_batadv: link becomes ready [ 82.038120][ T4248] batman_adv: batadv0: Interface activated: batadv_slave_1 [ 82.046028][ T9] IPv6: ADDRCONF(NETDEV_CHANGE): batadv_slave_1: link becomes ready [ 82.054953][ T9] IPv6: ADDRCONF(NETDEV_CHANGE): veth1_to_batadv: link becomes ready [ 82.086322][ T4248] netdevsim netdevsim0 netdevsim0: set [1, 0] type 2 family 0 port 6081 - 0 [ 82.095427][ T4248] netdevsim netdevsim0 netdevsim1: set [1, 0] type 2 family 0 port 6081 - 0 [ 82.104234][ T4248] netdevsim netdevsim0 netdevsim2: set [1, 0] type 2 family 0 port 6081 - 0 [ 82.112936][ T4248] netdevsim netdevsim0 netdevsim3: set [1, 0] type 2 family 0 port 6081 - 0 [ 82.206284][ T4248] syz-executor (4248) used greatest stack depth: 20688 bytes left 2026/02/20 16:46:24 executed programs: 0 [ 82.768715][ T4293] chnl_net:caif_netlink_parms(): no params data found [ 82.830108][ T4293] bridge0: port 1(bridge_slave_0) entered blocking state [ 82.838642][ T4293] bridge0: port 1(bridge_slave_0) entered disabled state [ 82.848242][ T4293] device bridge_slave_0 entered promiscuous mode [ 82.857834][ T4293] bridge0: port 2(bridge_slave_1) entered blocking state [ 82.866687][ T4293] bridge0: port 2(bridge_slave_1) entered disabled state [ 82.876060][ T4293] device bridge_slave_1 entered promiscuous mode [ 82.907479][ T4293] bond0: (slave bond_slave_0): Enslaving as an active interface with an up link [ 82.919886][ T4293] bond0: (slave bond_slave_1): Enslaving as an active interface with an up link [ 82.949805][ T4293] team0: Port device team_slave_0 added [ 82.958615][ T4293] team0: Port device team_slave_1 added [ 82.983545][ T4293] batman_adv: batadv0: Adding interface: batadv_slave_0 [ 82.990505][ T4293] 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 1560 would solve the problem. [ 83.019371][ T4293] batman_adv: batadv0: Not using interface batadv_slave_0 (retrying later): interface not active [ 83.032468][ T4293] batman_adv: batadv0: Adding interface: batadv_slave_1 [ 83.039851][ T4293] 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 1560 would solve the problem. [ 83.073774][ T4293] batman_adv: batadv0: Not using interface batadv_slave_1 (retrying later): interface not active [ 83.109734][ T4293] device hsr_slave_0 entered promiscuous mode [ 83.116605][ T4293] device hsr_slave_1 entered promiscuous mode [ 83.124775][ T4293] debugfs: Directory 'hsr0' with parent 'hsr' already present! [ 83.133216][ T4293] Cannot create hsr debugfs directory [ 83.222508][ T4293] netdevsim netdevsim0 netdevsim3 (unregistering): unset [1, 0] type 2 family 0 port 6081 - 0 [ 84.732363][ T4254] Bluetooth: hci0: command 0x0409 tx timeout [ 85.537400][ T4293] netdevsim netdevsim0 netdevsim2 (unregistering): unset [1, 0] type 2 family 0 port 6081 - 0 [ 86.822696][ T1108] Bluetooth: hci0: command 0x041b tx timeout [ 87.076200][ T4293] netdevsim netdevsim0 netdevsim1 (unregistering): unset [1, 0] type 2 family 0 port 6081 - 0 [ 87.157545][ T4293] netdevsim netdevsim0 netdevsim0 (unregistering): unset [1, 0] type 2 family 0 port 6081 - 0 [ 87.365577][ T4293] netdevsim netdevsim0 netdevsim0: renamed from eth0 [ 87.375742][ T4293] netdevsim netdevsim0 netdevsim1: renamed from eth1 [ 87.385434][ T4293] netdevsim netdevsim0 netdevsim2: renamed from eth2 [ 87.396389][ T4293] netdevsim netdevsim0 netdevsim3: renamed from eth3 [ 87.446286][ T4293] 8021q: adding VLAN 0 to HW filter on device bond0 [ 87.459343][ T144] IPv6: ADDRCONF(NETDEV_CHANGE): veth1: link becomes ready [ 87.467588][ T144] IPv6: ADDRCONF(NETDEV_CHANGE): veth0: link becomes ready [ 87.477677][ T4293] 8021q: adding VLAN 0 to HW filter on device team0 [ 87.493480][ T9] IPv6: ADDRCONF(NETDEV_CHANGE): veth0_to_bridge: link becomes ready [ 87.502522][ T9] IPv6: ADDRCONF(NETDEV_CHANGE): bridge_slave_0: link becomes ready [ 87.511023][ T9] bridge0: port 1(bridge_slave_0) entered blocking state [ 87.518403][ T9] bridge0: port 1(bridge_slave_0) entered forwarding state [ 87.528763][ T9] IPv6: ADDRCONF(NETDEV_CHANGE): bridge0: link becomes ready [ 87.543185][ T154] device hsr_slave_0 left promiscuous mode [ 87.549677][ T154] device hsr_slave_1 left promiscuous mode [ 87.557229][ T154] batman_adv: batadv0: Interface deactivated: batadv_slave_0 [ 87.564950][ T154] batman_adv: batadv0: Removing interface: batadv_slave_0 [ 87.573176][ T154] batman_adv: batadv0: Interface deactivated: batadv_slave_1 [ 87.580553][ T154] batman_adv: batadv0: Removing interface: batadv_slave_1 [ 87.588819][ T154] device bridge_slave_1 left promiscuous mode [ 87.595384][ T154] bridge0: port 2(bridge_slave_1) entered disabled state [ 87.608014][ T154] device bridge_slave_0 left promiscuous mode [ 87.615165][ T154] bridge0: port 1(bridge_slave_0) entered disabled state [ 87.630482][ T154] device veth1_macvtap left promiscuous mode [ 87.637114][ T154] device veth0_macvtap left promiscuous mode [ 87.643636][ T154] device veth1_vlan left promiscuous mode [ 87.649511][ T154] device veth0_vlan left promiscuous mode [ 87.773083][ T154] team0 (unregistering): Port device team_slave_1 removed [ 87.785489][ T154] team0 (unregistering): Port device team_slave_0 removed [ 87.798421][ T154] bond0 (unregistering): (slave bond_slave_1): Releasing backup interface [ 87.813689][ T154] bond0 (unregistering): (slave bond_slave_0): Releasing backup interface [ 87.860354][ T154] bond0 (unregistering): Released all slaves [ 87.927946][ T3021] IPv6: ADDRCONF(NETDEV_CHANGE): veth1_to_bridge: link becomes ready [ 87.936770][ T3021] IPv6: ADDRCONF(NETDEV_CHANGE): bridge_slave_1: link becomes ready [ 87.945684][ T3021] bridge0: port 2(bridge_slave_1) entered blocking state [ 87.952748][ T3021] bridge0: port 2(bridge_slave_1) entered forwarding state [ 87.961337][ T3021] IPv6: ADDRCONF(NETDEV_CHANGE): veth0_to_bond: link becomes ready [ 87.975511][ T9] IPv6: ADDRCONF(NETDEV_CHANGE): veth1_to_bond: link becomes ready [ 87.987205][ T9] IPv6: ADDRCONF(NETDEV_CHANGE): veth0_to_team: link becomes ready [ 87.996623][ T9] IPv6: ADDRCONF(NETDEV_CHANGE): team_slave_0: link becomes ready [ 88.005328][ T9] IPv6: ADDRCONF(NETDEV_CHANGE): team0: link becomes ready [ 88.022495][ T4293] hsr0: Slave A (hsr_slave_0) is not up; please bring it up to get a fully working HSR network [ 88.033094][ T4293] hsr0: Slave B (hsr_slave_1) is not up; please bring it up to get a fully working HSR network [ 88.054989][ T9] IPv6: ADDRCONF(NETDEV_CHANGE): veth1_to_team: link becomes ready [ 88.063460][ T9] IPv6: ADDRCONF(NETDEV_CHANGE): team_slave_1: link becomes ready [ 88.071711][ T9] IPv6: ADDRCONF(NETDEV_CHANGE): veth0_to_hsr: link becomes ready [ 88.079866][ T9] IPv6: ADDRCONF(NETDEV_CHANGE): hsr_slave_0: link becomes ready [ 88.088398][ T9] IPv6: ADDRCONF(NETDEV_CHANGE): veth1_to_hsr: link becomes ready [ 88.097443][ T9] IPv6: ADDRCONF(NETDEV_CHANGE): hsr_slave_1: link becomes ready [ 88.105754][ T9] IPv6: ADDRCONF(NETDEV_CHANGE): hsr0: link becomes ready [ 88.188177][ T144] IPv6: ADDRCONF(NETDEV_CHANGE): vxcan1: link becomes ready [ 88.202880][ T144] IPv6: ADDRCONF(NETDEV_CHANGE): vxcan0: link becomes ready [ 88.214025][ T4293] 8021q: adding VLAN 0 to HW filter on device batadv0 [ 88.230921][ T144] IPv6: ADDRCONF(NETDEV_CHANGE): veth1_virt_wifi: link becomes ready [ 88.241320][ T144] IPv6: ADDRCONF(NETDEV_CHANGE): veth0_virt_wifi: link becomes ready [ 88.267110][ T144] IPv6: ADDRCONF(NETDEV_CHANGE): veth1_vlan: link becomes ready [ 88.275334][ T144] IPv6: ADDRCONF(NETDEV_CHANGE): veth0_vlan: link becomes ready [ 88.284013][ T144] IPv6: ADDRCONF(NETDEV_CHANGE): vlan0: link becomes ready [ 88.292174][ T144] IPv6: ADDRCONF(NETDEV_CHANGE): vlan1: link becomes ready [ 88.301036][ T4293] device veth0_vlan entered promiscuous mode [ 88.315340][ T4293] device veth1_vlan entered promiscuous mode [ 88.335304][ T9] IPv6: ADDRCONF(NETDEV_CHANGE): macvlan0: link becomes ready [ 88.345098][ T9] IPv6: ADDRCONF(NETDEV_CHANGE): macvlan1: link becomes ready [ 88.355231][ T9] IPv6: ADDRCONF(NETDEV_CHANGE): veth1_macvtap: link becomes ready [ 88.363978][ T9] IPv6: ADDRCONF(NETDEV_CHANGE): veth0_macvtap: link becomes ready [ 88.376146][ T4293] device veth0_macvtap entered promiscuous mode [ 88.386372][ T4293] device veth1_macvtap entered promiscuous mode [ 88.402646][ T4293] batman_adv: batadv0: Interface activated: batadv_slave_0 [ 88.409943][ T9] IPv6: ADDRCONF(NETDEV_CHANGE): macvtap0: link becomes ready [ 88.420241][ T9] IPv6: ADDRCONF(NETDEV_CHANGE): macsec0: link becomes ready [ 88.428604][ T9] IPv6: ADDRCONF(NETDEV_CHANGE): batadv_slave_0: link becomes ready [ 88.437405][ T9] IPv6: ADDRCONF(NETDEV_CHANGE): veth0_to_batadv: link becomes ready [ 88.450159][ T4293] batman_adv: batadv0: Interface activated: batadv_slave_1 [ 88.458953][ T9] IPv6: ADDRCONF(NETDEV_CHANGE): batadv_slave_1: link becomes ready [ 88.468285][ T9] IPv6: ADDRCONF(NETDEV_CHANGE): veth1_to_batadv: link becomes ready [ 88.485280][ T4293] netdevsim netdevsim0 netdevsim0: set [1, 0] type 2 family 0 port 6081 - 0 [ 88.495114][ T4293] netdevsim netdevsim0 netdevsim1: set [1, 0] type 2 family 0 port 6081 - 0 [ 88.504012][ T4293] netdevsim netdevsim0 netdevsim2: set [1, 0] type 2 family 0 port 6081 - 0 [ 88.513341][ T4293] netdevsim netdevsim0 netdevsim3: set [1, 0] type 2 family 0 port 6081 - 0 [ 88.576781][ T144] wlan0: Created IBSS using preconfigured BSSID 50:50:50:50:50:50 [ 88.590436][ T144] wlan0: Creating new IBSS network, BSSID 50:50:50:50:50:50 [ 88.602353][ T9] IPv6: ADDRCONF(NETDEV_CHANGE): wlan0: link becomes ready [ 88.620041][ T144] wlan1: Created IBSS using preconfigured BSSID 50:50:50:50:50:50 [ 88.629008][ T144] wlan1: Creating new IBSS network, BSSID 50:50:50:50:50:50 [ 88.637165][ T9] IPv6: ADDRCONF(NETDEV_CHANGE): wlan1: link becomes ready [ 88.697082][ T4308] INFO: trying to register non-static key. [ 88.702880][ T4308] The code is fine but needs lockdep annotation, or maybe [ 88.709957][ T4308] you didn't initialize this object before use? [ 88.716171][ T4308] turning off the locking correctness validator. [ 88.722564][ T4308] CPU: 1 PID: 4308 Comm: syz.0.17 Not tainted syzkaller #0 [ 88.729772][ T4308] Hardware name: Google Google Compute Engine/Google Compute Engine, BIOS Google 02/12/2026 [ 88.739937][ T4308] Call Trace: [ 88.743238][ T4308] [ 88.746174][ T4308] dump_stack_lvl+0x188/0x250 [ 88.750870][ T4308] ? show_regs_print_info+0x20/0x20 [ 88.756073][ T4308] ? load_image+0x400/0x400 [ 88.760580][ T4308] ? cpumask_next+0xb3/0xd0 [ 88.765107][ T4308] ? __is_module_percpu_address+0x2a7/0x410 [ 88.771007][ T4308] ? is_kernel_percpu_address+0x143/0x160 [ 88.776731][ T4308] assign_lock_key+0x1ec/0x200 [ 88.781498][ T4308] ? SOFTIRQ_verbose+0x10/0x10 [ 88.786259][ T4308] ? __bfs+0x2a3/0x5c0 [ 88.790325][ T4308] register_lock_class+0x21d/0x890 [ 88.795435][ T4308] ? check_path+0x21/0x40 [ 88.799763][ T4308] ? check_noncircular+0x189/0x330 [ 88.804867][ T4308] ? is_dynamic_key+0x1f0/0x1f0 [ 88.809713][ T4308] ? add_chain_block+0x940/0x940 [ 88.814637][ T4308] ? lockdep_lock+0xf1/0x1f0 [ 88.819222][ T4308] __lock_acquire+0x16f/0x7d10 [ 88.823982][ T4308] ? __lock_acquire+0x12e8/0x7d10 [ 88.828997][ T4308] ? __lock_acquire+0x28ac/0x7d10 [ 88.834020][ T4308] ? verify_lock_unused+0x140/0x140 [ 88.839212][ T4308] ? verify_lock_unused+0x140/0x140 [ 88.844401][ T4308] ? verify_lock_unused+0x140/0x140 [ 88.849624][ T4308] lock_acquire+0x19e/0x400 [ 88.854123][ T4308] ? gsmld_write_wakeup+0x6b/0x2b0 [ 88.859227][ T4308] ? read_lock_is_recursive+0x10/0x10 [ 88.864589][ T4308] ? mark_lock+0x94/0x320 [ 88.868903][ T4308] ? _raw_spin_lock_irqsave+0x8b/0x100 [ 88.874343][ T4308] ? lockdep_hardirqs_off+0x70/0x100 [ 88.879616][ T4308] _raw_spin_lock_irqsave+0xb0/0x100 [ 88.884881][ T4308] ? gsmld_write_wakeup+0x6b/0x2b0 [ 88.889971][ T4308] ? _raw_spin_lock+0x40/0x40 [ 88.894625][ T4308] ? ldsem_down_read_trylock+0x13a/0x1a0 [ 88.900244][ T4308] ? tty_ldisc_ref+0x18/0x80 [ 88.904812][ T4308] ? __init_ldsem+0x150/0x150 [ 88.909480][ T4308] gsmld_write_wakeup+0x6b/0x2b0 [ 88.914410][ T4308] ? gsmld_receive_buf+0x340/0x340 [ 88.919499][ T4308] tty_wakeup+0xb4/0xf0 [ 88.923635][ T4308] tty_port_default_wakeup+0xa5/0xf0 [ 88.928904][ T4308] ? gsmld_close+0x110/0x110 [ 88.933482][ T4308] tty_ldisc_hangup+0xd6/0x4a0 [ 88.938225][ T4308] __tty_hangup+0x45c/0x680 [ 88.942707][ T4308] tty_ioctl+0x489/0xc20 [ 88.946927][ T4308] ? security_file_ioctl+0x7c/0xa0 [ 88.952014][ T4308] ? tty_get_icount+0xa0/0xa0 [ 88.956665][ T4308] __se_sys_ioctl+0xfa/0x170 [ 88.961231][ T4308] do_syscall_64+0x4c/0xa0 [ 88.965625][ T4308] ? clear_bhb_loop+0x30/0x80 [ 88.970277][ T4308] ? clear_bhb_loop+0x30/0x80 [ 88.974926][ T4308] entry_SYSCALL_64_after_hwframe+0x66/0xd0 [ 88.980803][ T4308] RIP: 0033:0x7f2e90503629 [ 88.985197][ T4308] Code: ff c3 66 2e 0f 1f 84 00 00 00 00 00 0f 1f 44 00 00 48 89 f8 48 89 f7 48 89 d6 48 89 ca 4d 89 c2 4d 89 c8 4c 8b 4c 24 08 0f 05 <48> 3d 01 f0 ff ff 73 01 c3 48 c7 c1 e8 ff ff ff f7 d8 64 89 01 48 [ 89.004776][ T4308] RSP: 002b:00007fff678871b8 EFLAGS: 00000246 ORIG_RAX: 0000000000000010 [ 89.013168][ T4308] RAX: ffffffffffffffda RBX: 00007f2e9077cfa0 RCX: 00007f2e90503629 [ 89.021116][ T4308] RDX: 0000000000000000 RSI: 0000000000005437 RDI: 0000000000000003 [ 89.029066][ T4308] RBP: 00007f2e90599b39 R08: 0000000000000000 R09: 0000000000000000 [ 89.037013][ T4308] R10: 0000000000000000 R11: 0000000000000246 R12: 0000000000000000 [ 89.044960][ T4308] R13: 00007f2e9077cfac R14: 00007f2e9077cfa0 R15: 00007f2e9077cfa0 [ 89.052914][ T4308] [ 89.057079][ T4273] Bluetooth: hci0: command 0x040f tx timeout