[ 9.866703][ T3997] eql: remember to turn off Van-Jacobson compression on your slave devices Starting crond: [ 9.903870][ T1701] gvnic 0000:00:00.0 enp0s0: Device link is up. [ 9.905406][ T1701] IPv6: ADDRCONF(NETDEV_CHANGE): enp0s0: link becomes ready OK Starting sshd: OK syzkaller Warning: Permanently added '10.128.1.81' (ED25519) to the list of known hosts. 1970/01/01 00:00:29 parsed 1 programs 1970/01/01 00:00:29 serving rpc on tcp://44677 syzkaller login: [ 30.915017][ T4344] cgroup: Unknown subsys name 'net' [ 31.164409][ T4344] cgroup: Unknown subsys name 'rlimit' Setting up swapspace version 1, size = 127995904 bytes [ 31.445291][ T4344] Adding 124996k swap on ./swap-file. Priority:0 extents:1 across:124996k SSFS [ 37.695107][ T4366] rxe_eth0 speed is unknown, defaulting to 1000 [ 37.696690][ T4366] rxe_eth0 speed is unknown, defaulting to 1000 [ 37.698478][ T4366] rxe_eth0 speed is unknown, defaulting to 1000 [ 37.728934][ T4366] infiniband rxe0: set active [ 37.730130][ T3904] rxe_eth0 speed is unknown, defaulting to 1000 [ 37.731432][ T4366] infiniband rxe0: added rxe_eth0 [ 37.750737][ T4366] RDS/IB: rxe0: added [ 37.751786][ T4366] smc: adding ib device rxe0 with port count 1 [ 37.754830][ T4366] smc: ib device rxe0 port 1 has pnetid [ 37.756876][ T3904] rxe_eth0 speed is unknown, defaulting to 1000 [ 37.758877][ T4366] rxe_eth0 speed is unknown, defaulting to 1000 [ 37.780342][ T4366] rxe_eth0 speed is unknown, defaulting to 1000 [ 37.800057][ T4366] rxe_eth0 speed is unknown, defaulting to 1000 [ 37.823721][ T4366] rxe_eth0 speed is unknown, defaulting to 1000 [ 37.875817][ T4366] chnl_net:caif_netlink_parms(): no params data found [ 37.898353][ T4366] bridge0: port 1(bridge_slave_0) entered blocking state [ 37.899763][ T4366] bridge0: port 1(bridge_slave_0) entered disabled state [ 37.901605][ T4366] device bridge_slave_0 entered promiscuous mode [ 37.904740][ T4366] bridge0: port 2(bridge_slave_1) entered blocking state [ 37.906363][ T4366] bridge0: port 2(bridge_slave_1) entered disabled state [ 37.908209][ T4366] device bridge_slave_1 entered promiscuous mode [ 37.917271][ T4366] bond0: (slave bond_slave_0): Enslaving as an active interface with an up link [ 37.920678][ T4366] bond0: (slave bond_slave_1): Enslaving as an active interface with an up link [ 37.927218][ T4366] team0: Port device team_slave_0 added [ 37.929189][ T4366] team0: Port device team_slave_1 added [ 37.934911][ T4366] batman_adv: batadv0: Adding interface: batadv_slave_0 [ 37.936344][ T4366] 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. [ 37.942024][ T4366] batman_adv: batadv0: Not using interface batadv_slave_0 (retrying later): interface not active [ 37.945251][ T4366] batman_adv: batadv0: Adding interface: batadv_slave_1 [ 37.946695][ T4366] 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. [ 37.952326][ T4366] batman_adv: batadv0: Not using interface batadv_slave_1 (retrying later): interface not active [ 37.982906][ T4366] device hsr_slave_0 entered promiscuous mode [ 38.032073][ T4366] device hsr_slave_1 entered promiscuous mode [ 38.106792][ T4366] netdevsim netdevsim0 netdevsim0: renamed from eth0 [ 38.124738][ T4366] netdevsim netdevsim0 netdevsim1: renamed from eth1 [ 38.174505][ T4366] netdevsim netdevsim0 netdevsim2: renamed from eth2 [ 38.223842][ T4366] netdevsim netdevsim0 netdevsim3: renamed from eth3 [ 38.269648][ T4366] bridge0: port 2(bridge_slave_1) entered blocking state [ 38.271284][ T4366] bridge0: port 2(bridge_slave_1) entered forwarding state [ 38.273248][ T4366] bridge0: port 1(bridge_slave_0) entered blocking state [ 38.274762][ T4366] bridge0: port 1(bridge_slave_0) entered forwarding state [ 38.292413][ T4366] 8021q: adding VLAN 0 to HW filter on device bond0 [ 38.296644][ T60] IPv6: ADDRCONF(NETDEV_CHANGE): veth0: link becomes ready [ 38.299348][ T60] bridge0: port 1(bridge_slave_0) entered disabled state [ 38.301570][ T60] bridge0: port 2(bridge_slave_1) entered disabled state [ 38.307372][ T4366] 8021q: adding VLAN 0 to HW filter on device team0 [ 38.315085][ T60] IPv6: ADDRCONF(NETDEV_CHANGE): bridge_slave_0: link becomes ready [ 38.317486][ T60] bridge0: port 1(bridge_slave_0) entered blocking state [ 38.319041][ T60] bridge0: port 1(bridge_slave_0) entered forwarding state [ 38.320835][ T60] IPv6: ADDRCONF(NETDEV_CHANGE): bridge_slave_1: link becomes ready [ 38.323595][ T60] bridge0: port 2(bridge_slave_1) entered blocking state [ 38.325045][ T60] bridge0: port 2(bridge_slave_1) entered forwarding state [ 38.333707][ T60] IPv6: ADDRCONF(NETDEV_CHANGE): team_slave_0: link becomes ready [ 38.335578][ T60] IPv6: ADDRCONF(NETDEV_CHANGE): team0: link becomes ready [ 38.343917][ T39] IPv6: ADDRCONF(NETDEV_CHANGE): team_slave_1: link becomes ready [ 38.347061][ T56] IPv6: ADDRCONF(NETDEV_CHANGE): hsr_slave_0: link becomes ready [ 38.363517][ T39] IPv6: ADDRCONF(NETDEV_CHANGE): hsr_slave_1: link becomes ready [ 38.366036][ T4366] IPv6: ADDRCONF(NETDEV_CHANGE): hsr0: link becomes ready [ 38.466520][ T4366] 8021q: adding VLAN 0 to HW filter on device batadv0 [ 38.473311][ T56] IPv6: ADDRCONF(NETDEV_CHANGE): vxcan0: link becomes ready [ 38.474979][ T56] IPv6: ADDRCONF(NETDEV_CHANGE): vxcan1: link becomes ready [ 38.476591][ T56] IPv6: ADDRCONF(NETDEV_CHANGE): veth0_virt_wifi: link becomes ready [ 38.484253][ T56] IPv6: ADDRCONF(NETDEV_CHANGE): veth0_vlan: link becomes ready [ 38.486012][ T56] IPv6: ADDRCONF(NETDEV_CHANGE): vlan0: link becomes ready [ 38.501975][ T56] IPv6: ADDRCONF(NETDEV_CHANGE): vlan1: link becomes ready [ 38.504793][ T4366] device veth0_vlan entered promiscuous mode [ 38.508259][ T4366] device veth1_vlan entered promiscuous mode [ 38.516248][ T60] IPv6: ADDRCONF(NETDEV_CHANGE): ipvlan0: link becomes ready [ 38.518170][ T60] IPv6: ADDRCONF(NETDEV_CHANGE): ipvlan1: link becomes ready [ 38.520140][ T60] IPv6: ADDRCONF(NETDEV_CHANGE): macvlan0: link becomes ready [ 38.522152][ T60] IPv6: ADDRCONF(NETDEV_CHANGE): macvlan1: link becomes ready [ 38.524064][ T60] IPv6: ADDRCONF(NETDEV_CHANGE): veth0_macvtap: link becomes ready [ 38.527014][ T4366] device veth0_macvtap entered promiscuous mode [ 38.529588][ T4366] device veth1_macvtap entered promiscuous mode [ 38.535663][ T4366] batman_adv: batadv0: Interface activated: batadv_slave_0 [ 38.537307][ T60] IPv6: ADDRCONF(NETDEV_CHANGE): veth0_to_batadv: link becomes ready [ 38.539720][ T60] IPv6: ADDRCONF(NETDEV_CHANGE): macvtap0: link becomes ready [ 38.543205][ T4366] batman_adv: batadv0: Interface activated: batadv_slave_1 [ 38.544697][ T56] IPv6: ADDRCONF(NETDEV_CHANGE): batadv_slave_1: link becomes ready [ 38.546777][ T56] IPv6: ADDRCONF(NETDEV_CHANGE): veth1_to_batadv: link becomes ready [ 38.549695][ T4366] netdevsim netdevsim0 netdevsim0: set [1, 0] type 2 family 0 port 6081 - 0 [ 38.551399][ T4366] netdevsim netdevsim0 netdevsim1: set [1, 0] type 2 family 0 port 6081 - 0 [ 38.554099][ T4366] netdevsim netdevsim0 netdevsim2: set [1, 0] type 2 family 0 port 6081 - 0 [ 38.555952][ T4366] netdevsim netdevsim0 netdevsim3: set [1, 0] type 2 family 0 port 6081 - 0 [ 38.639637][ T4408] rxe_eth0 speed is unknown, defaulting to 1000 [ 38.679826][ T56] wlan0: Created IBSS using preconfigured BSSID 50:50:50:50:50:50 [ 38.681536][ T56] wlan0: Creating new IBSS network, BSSID 50:50:50:50:50:50 [ 38.686720][ T39] IPv6: ADDRCONF(NETDEV_CHANGE): wlan0: link becomes ready [ 38.692408][ T39] wlan1: Created IBSS using preconfigured BSSID 50:50:50:50:50:50 [ 38.694030][ T39] wlan1: Creating new IBSS network, BSSID 50:50:50:50:50:50 [ 38.695726][ T60] IPv6: ADDRCONF(NETDEV_CHANGE): wlan1: link becomes ready [ 38.741143][ T4413] rxe_eth0 speed is unknown, defaulting to 1000 [ 38.837041][ T4418] rxe_eth0 speed is unknown, defaulting to 1000 [ 38.978795][ T4423] rxe_eth0 speed is unknown, defaulting to 1000 [ 39.096743][ T4429] rxe_eth0 speed is unknown, defaulting to 1000 [ 39.185695][ T4433] rxe_eth0 speed is unknown, defaulting to 1000 [ 39.304051][ T4437] rxe_eth0 speed is unknown, defaulting to 1000 [ 39.376587][ T4439] rxe_eth0 speed is unknown, defaulting to 1000 [ 39.625431][ T4443] rxe_eth0 speed is unknown, defaulting to 1000 [ 39.675005][ T1701] netdevsim netdevsim0 netdevsim3 (unregistering): unset [1, 0] type 2 family 0 port 6081 - 0 [ 39.757751][ T4450] Bluetooth: hci0: unexpected cc 0x0c03 length: 249 > 1 [ 39.759723][ T4450] Bluetooth: hci0: unexpected cc 0x1003 length: 249 > 9 [ 39.761485][ T4450] Bluetooth: hci0: unexpected cc 0x1001 length: 249 > 9 [ 39.764106][ T4450] Bluetooth: hci0: unexpected cc 0x0c23 length: 249 > 4 [ 39.765829][ T4450] Bluetooth: hci0: unexpected cc 0x0c25 length: 249 > 3 [ 39.767353][ T4450] Bluetooth: hci0: unexpected cc 0x0c38 length: 249 > 2 [ 39.778883][ T4447] rxe_eth0 speed is unknown, defaulting to 1000 [ 39.870830][ T4454] rxe_eth0 speed is unknown, defaulting to 1000 [ 39.926959][ T4458] rxe_eth0 speed is unknown, defaulting to 1000 1970/01/01 00:00:40 executed programs: 0 [ 40.070856][ T48] Bluetooth: hci1: unexpected cc 0x0c03 length: 249 > 1 [ 40.073314][ T48] Bluetooth: hci1: unexpected cc 0x1003 length: 249 > 9 [ 40.075076][ T48] Bluetooth: hci1: unexpected cc 0x1001 length: 249 > 9 [ 40.076945][ T48] Bluetooth: hci1: unexpected cc 0x0c23 length: 249 > 4 [ 40.079030][ T48] Bluetooth: hci1: unexpected cc 0x0c25 length: 249 > 3 [ 40.080718][ T48] Bluetooth: hci1: unexpected cc 0x0c38 length: 249 > 2 [ 40.098883][ T4461] rxe_eth0 speed is unknown, defaulting to 1000 [ 40.149049][ T4461] chnl_net:caif_netlink_parms(): no params data found [ 40.166015][ T4461] bridge0: port 1(bridge_slave_0) entered blocking state [ 40.167659][ T4461] bridge0: port 1(bridge_slave_0) entered disabled state [ 40.169570][ T4461] device bridge_slave_0 entered promiscuous mode [ 40.174004][ T4461] bridge0: port 2(bridge_slave_1) entered blocking state [ 40.175601][ T4461] bridge0: port 2(bridge_slave_1) entered disabled state [ 40.177542][ T4461] device bridge_slave_1 entered promiscuous mode [ 40.184556][ T4461] bond0: (slave bond_slave_0): Enslaving as an active interface with an up link [ 40.187955][ T4461] bond0: (slave bond_slave_1): Enslaving as an active interface with an up link [ 40.194999][ T4461] team0: Port device team_slave_0 added [ 40.196953][ T4461] team0: Port device team_slave_1 added [ 40.202401][ T4461] batman_adv: batadv0: Adding interface: batadv_slave_0 [ 40.203858][ T4461] 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. [ 40.209700][ T4461] batman_adv: batadv0: Not using interface batadv_slave_0 (retrying later): interface not active [ 40.213230][ T4461] batman_adv: batadv0: Adding interface: batadv_slave_1 [ 40.214657][ T4461] 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. [ 40.220362][ T4461] batman_adv: batadv0: Not using interface batadv_slave_1 (retrying later): interface not active [ 40.263030][ T4461] device hsr_slave_0 entered promiscuous mode [ 40.312200][ T4461] device hsr_slave_1 entered promiscuous mode [ 40.351947][ T4461] debugfs: Directory 'hsr0' with parent 'hsr' already present! [ 40.353470][ T4461] Cannot create hsr debugfs directory [ 42.092111][ T4450] Bluetooth: hci1: command 0x0409 tx timeout [ 42.142989][ T1701] netdevsim netdevsim0 netdevsim2 (unregistering): unset [1, 0] type 2 family 0 port 6081 - 0 [ 44.181914][ T48] Bluetooth: hci1: command 0x041b tx timeout [ 44.253482][ T1701] netdevsim netdevsim0 netdevsim1 (unregistering): unset [1, 0] type 2 family 0 port 6081 - 0 [ 44.363560][ T1701] netdevsim netdevsim0 netdevsim0 (unregistering): unset [1, 0] type 2 family 0 port 6081 - 0 [ 45.553402][ T4461] netdevsim netdevsim0 netdevsim0: renamed from eth0 [ 45.602833][ T4461] netdevsim netdevsim0 netdevsim1: renamed from eth1 [ 45.673718][ T4461] netdevsim netdevsim0 netdevsim2: renamed from eth2 [ 45.773542][ T4461] netdevsim netdevsim0 netdevsim3: renamed from eth3 [ 45.883152][ T4461] 8021q: adding VLAN 0 to HW filter on device bond0 [ 45.886912][ T60] IPv6: ADDRCONF(NETDEV_CHANGE): veth1: link becomes ready [ 45.888744][ T60] IPv6: ADDRCONF(NETDEV_CHANGE): veth0: link becomes ready [ 45.891573][ T4461] 8021q: adding VLAN 0 to HW filter on device team0 [ 45.964750][ T60] IPv6: ADDRCONF(NETDEV_CHANGE): veth0_to_bridge: link becomes ready [ 45.966552][ T60] IPv6: ADDRCONF(NETDEV_CHANGE): bridge_slave_0: link becomes ready [ 45.968464][ T60] bridge0: port 1(bridge_slave_0) entered blocking state [ 45.969977][ T60] bridge0: port 1(bridge_slave_0) entered forwarding state [ 45.971799][ T60] IPv6: ADDRCONF(NETDEV_CHANGE): bridge0: link becomes ready [ 45.975156][ T60] IPv6: ADDRCONF(NETDEV_CHANGE): veth1_to_bridge: link becomes ready [ 45.977181][ T60] IPv6: ADDRCONF(NETDEV_CHANGE): bridge_slave_1: link becomes ready [ 45.979069][ T60] bridge0: port 2(bridge_slave_1) entered blocking state [ 45.980575][ T60] bridge0: port 2(bridge_slave_1) entered forwarding state [ 45.984973][ T39] IPv6: ADDRCONF(NETDEV_CHANGE): veth0_to_bond: link becomes ready [ 45.988085][ T39] IPv6: ADDRCONF(NETDEV_CHANGE): veth1_to_bond: link becomes ready [ 45.991945][ T39] IPv6: ADDRCONF(NETDEV_CHANGE): veth0_to_team: link becomes ready [ 45.994145][ T39] IPv6: ADDRCONF(NETDEV_CHANGE): team_slave_0: link becomes ready [ 45.996620][ T39] IPv6: ADDRCONF(NETDEV_CHANGE): team0: link becomes ready [ 45.999182][ T39] IPv6: ADDRCONF(NETDEV_CHANGE): veth1_to_team: link becomes ready [ 46.001051][ T39] IPv6: ADDRCONF(NETDEV_CHANGE): team_slave_1: link becomes ready [ 46.005029][ T39] IPv6: ADDRCONF(NETDEV_CHANGE): veth0_to_hsr: link becomes ready [ 46.006849][ T39] IPv6: ADDRCONF(NETDEV_CHANGE): hsr_slave_0: link becomes ready [ 46.009675][ T39] IPv6: ADDRCONF(NETDEV_CHANGE): veth1_to_hsr: link becomes ready [ 46.011598][ T39] IPv6: ADDRCONF(NETDEV_CHANGE): hsr_slave_1: link becomes ready [ 46.064243][ T4461] IPv6: ADDRCONF(NETDEV_CHANGE): hsr0: link becomes ready [ 46.113913][ T39] IPv6: ADDRCONF(NETDEV_CHANGE): vxcan1: link becomes ready [ 46.115476][ T39] IPv6: ADDRCONF(NETDEV_CHANGE): vxcan0: link becomes ready [ 46.118407][ T4461] 8021q: adding VLAN 0 to HW filter on device batadv0 [ 46.125636][ T39] IPv6: ADDRCONF(NETDEV_CHANGE): veth1_virt_wifi: link becomes ready [ 46.127725][ T39] IPv6: ADDRCONF(NETDEV_CHANGE): veth0_virt_wifi: link becomes ready [ 46.252107][ T48] Bluetooth: hci1: command 0x040f tx timeout [ 46.417662][ T4461] device veth0_vlan entered promiscuous mode [ 46.420959][ T4461] device veth1_vlan entered promiscuous mode [ 46.423481][ T39] IPv6: ADDRCONF(NETDEV_CHANGE): veth1_vlan: link becomes ready [ 46.425431][ T39] IPv6: ADDRCONF(NETDEV_CHANGE): veth0_vlan: link becomes ready [ 46.427601][ T39] IPv6: ADDRCONF(NETDEV_CHANGE): macvlan0: link becomes ready [ 46.429281][ T39] IPv6: ADDRCONF(NETDEV_CHANGE): vlan0: link becomes ready [ 46.431011][ T39] IPv6: ADDRCONF(NETDEV_CHANGE): vlan1: link becomes ready [ 46.440581][ T39] IPv6: ADDRCONF(NETDEV_CHANGE): ipvlan0: link becomes ready [ 46.442930][ T39] IPv6: ADDRCONF(NETDEV_CHANGE): ipvlan1: link becomes ready [ 46.444707][ T39] IPv6: ADDRCONF(NETDEV_CHANGE): macvlan1: link becomes ready [ 46.446742][ T39] IPv6: ADDRCONF(NETDEV_CHANGE): veth1_macvtap: link becomes ready [ 46.448757][ T39] IPv6: ADDRCONF(NETDEV_CHANGE): veth0_macvtap: link becomes ready [ 46.483147][ T4461] device veth0_macvtap entered promiscuous mode [ 46.485929][ T4461] device veth1_macvtap entered promiscuous mode [ 46.490458][ T4461] batman_adv: The newly added mac address (aa:aa:aa:aa:aa:3e) already exists on: batadv_slave_0 [ 46.492963][ T4461] batman_adv: It is strongly recommended to keep mac addresses unique to avoid problems! [ 46.495563][ T4461] batman_adv: batadv0: Interface activated: batadv_slave_0 [ 46.497045][ T39] IPv6: ADDRCONF(NETDEV_CHANGE): macvtap0: link becomes ready [ 46.499037][ T39] IPv6: ADDRCONF(NETDEV_CHANGE): macsec0: link becomes ready [ 46.500949][ T39] IPv6: ADDRCONF(NETDEV_CHANGE): batadv_slave_0: link becomes ready [ 46.503285][ T39] IPv6: ADDRCONF(NETDEV_CHANGE): veth0_to_batadv: link becomes ready [ 46.506316][ T4461] batman_adv: The newly added mac address (aa:aa:aa:aa:aa:3f) already exists on: batadv_slave_1 [ 46.508386][ T4461] batman_adv: It is strongly recommended to keep mac addresses unique to avoid problems! [ 46.510754][ T4461] batman_adv: batadv0: Interface activated: batadv_slave_1 [ 46.512706][ T39] IPv6: ADDRCONF(NETDEV_CHANGE): batadv_slave_1: link becomes ready [ 46.514715][ T39] IPv6: ADDRCONF(NETDEV_CHANGE): veth1_to_batadv: link becomes ready [ 46.517312][ T4461] netdevsim netdevsim0 netdevsim0: set [1, 0] type 2 family 0 port 6081 - 0 [ 46.519151][ T4461] netdevsim netdevsim0 netdevsim1: set [1, 0] type 2 family 0 port 6081 - 0 [ 46.521088][ T4461] netdevsim netdevsim0 netdevsim2: set [1, 0] type 2 family 0 port 6081 - 0 [ 46.523206][ T4461] netdevsim netdevsim0 netdevsim3: set [1, 0] type 2 family 0 port 6081 - 0 [ 46.805549][ T39] wlan0: Created IBSS using preconfigured BSSID 50:50:50:50:50:50 [ 46.808315][ T39] wlan0: Creating new IBSS network, BSSID 50:50:50:50:50:50 [ 46.811266][ T9] IPv6: ADDRCONF(NETDEV_CHANGE): ipvtap0: link becomes ready [ 46.813733][ T9] IPv6: ADDRCONF(NETDEV_CHANGE): wlan0: link becomes ready [ 46.819173][ T9] wlan1: Created IBSS using preconfigured BSSID 50:50:50:50:50:50 [ 46.820885][ T9] wlan1: Creating new IBSS network, BSSID 50:50:50:50:50:50 [ 46.822787][ T39] IPv6: ADDRCONF(NETDEV_CHANGE): wlan1: link becomes ready 1970/01/01 00:00:46 executed programs: 2 [ 46.906401][ T4532] [ 46.906923][ T4532] ==================================== [ 46.908146][ T4532] WARNING: syz.0.17/4532 still has locks held! [ 46.909653][ T4532] syzkaller #0 Not tainted [ 46.911607][ T4532] ------------------------------------ [ 46.912975][ T4532] 1 lock held by syz.0.17/4532: [ 46.913957][ T4532] #0: ffff0000ccc70d80 (&wdev->mtx){+.+.}-{3:3}, at: cfg80211_wext_siwgenie+0xc8/0x370 [ 46.916110][ T4532] [ 46.916110][ T4532] stack backtrace: [ 46.917384][ T4532] CPU: 0 PID: 4532 Comm: syz.0.17 Not tainted syzkaller #0 [ 46.918923][ T4532] Hardware name: Google Google Compute Engine/Google Compute Engine, BIOS Google 11/06/2026 [ 46.921123][ T4532] Call trace: [ 46.921837][ T4532] dump_backtrace+0x1c4/0x1f0 [ 46.922945][ T4532] show_stack+0x2c/0x3c [ 46.923981][ T4532] __dump_stack+0x30/0x40 [ 46.925060][ T4532] dump_stack_lvl+0xf4/0x15c [ 46.926237][ T4532] dump_stack+0x1c/0x5c [ 46.927289][ T4532] print_held_locks_bug+0xb8/0x100 [ 46.928519][ T4532] debug_check_no_locks_held+0x5c/0x74 [ 46.929838][ T4532] do_exit+0x1114/0x19ac [ 46.930860][ T4532] do_group_exit+0x198/0x238 [ 46.931983][ T4532] __wake_up_parent+0x0/0x60 [ 46.933092][ T4532] invoke_syscall+0x98/0x290 [ 46.934253][ T4532] el0_svc_common+0x13c/0x258 [ 46.935389][ T4532] do_el0_svc+0x5c/0x134 [ 46.936463][ T4532] el0_svc+0x58/0x12c [ 46.937459][ T4532] el0t_64_sync_handler+0x84/0xf0 [ 46.938734][ T4532] el0t_64_sync+0x18c/0x190 [ 48.331886][ T48] Bluetooth: hci1: command 0x0419 tx timeout