Warning: Permanently added '10.128.0.6' (ED25519) to the list of known hosts.
2025/09/25 00:04:06 parsed 1 programs
[ 64.080434][ T4189] cgroup: Unknown subsys name 'net'
[ 64.214263][ T4189] cgroup: Unknown subsys name 'rlimit'
[ 65.668130][ T4189] Adding 124996k swap on ./swap-file. Priority:0 extents:1 across:124996k FS
[ 67.958768][ T423] wlan0: Created IBSS using preconfigured BSSID 50:50:50:50:50:50
[ 67.966763][ T423] wlan0: Creating new IBSS network, BSSID 50:50:50:50:50:50
[ 67.990567][ T144] IPv6: ADDRCONF(NETDEV_CHANGE): wlan0: link becomes ready
[ 68.007718][ T144] wlan1: Created IBSS using preconfigured BSSID 50:50:50:50:50:50
[ 68.016690][ T144] wlan1: Creating new IBSS network, BSSID 50:50:50:50:50:50
[ 68.026406][ T423] IPv6: ADDRCONF(NETDEV_CHANGE): wlan1: link becomes ready
[ 68.369605][ T4229] chnl_net:caif_netlink_parms(): no params data found
[ 68.435083][ T4229] bridge0: port 1(bridge_slave_0) entered blocking state
[ 68.442948][ T4229] bridge0: port 1(bridge_slave_0) entered disabled state
[ 68.451501][ T4229] device bridge_slave_0 entered promiscuous mode
[ 68.461545][ T4229] bridge0: port 2(bridge_slave_1) entered blocking state
[ 68.469045][ T4229] bridge0: port 2(bridge_slave_1) entered disabled state
[ 68.477471][ T4229] device bridge_slave_1 entered promiscuous mode
[ 68.506176][ T4229] bond0: (slave bond_slave_0): Enslaving as an active interface with an up link
[ 68.517857][ T4229] bond0: (slave bond_slave_1): Enslaving as an active interface with an up link
[ 68.549436][ T4229] team0: Port device team_slave_0 added
[ 68.558432][ T4229] team0: Port device team_slave_1 added
[ 68.583035][ T4229] batman_adv: batadv0: Adding interface: batadv_slave_0
[ 68.590103][ T4229] 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.
[ 68.628187][ T4229] batman_adv: batadv0: Not using interface batadv_slave_0 (retrying later): interface not active
[ 68.641487][ T4229] batman_adv: batadv0: Adding interface: batadv_slave_1
[ 68.648522][ T4229] 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.
[ 68.674788][ T4229] batman_adv: batadv0: Not using interface batadv_slave_1 (retrying later): interface not active
[ 68.715666][ T4229] device hsr_slave_0 entered promiscuous mode
[ 68.722612][ T4229] device hsr_slave_1 entered promiscuous mode
[ 68.850827][ T4229] netdevsim netdevsim0 netdevsim0: renamed from eth0
[ 68.862012][ T4229] netdevsim netdevsim0 netdevsim1: renamed from eth1
[ 68.872301][ T4229] netdevsim netdevsim0 netdevsim2: renamed from eth2
[ 68.882147][ T4229] netdevsim netdevsim0 netdevsim3: renamed from eth3
[ 68.919202][ T4229] bridge0: port 2(bridge_slave_1) entered blocking state
[ 68.926500][ T4229] bridge0: port 2(bridge_slave_1) entered forwarding state
[ 68.934691][ T4229] bridge0: port 1(bridge_slave_0) entered blocking state
[ 68.941817][ T4229] bridge0: port 1(bridge_slave_0) entered forwarding state
[ 68.998979][ T4229] 8021q: adding VLAN 0 to HW filter on device bond0
[ 69.012236][ T423] IPv6: ADDRCONF(NETDEV_CHANGE): veth0: link becomes ready
[ 69.021816][ T423] bridge0: port 1(bridge_slave_0) entered disabled state
[ 69.032222][ T423] bridge0: port 2(bridge_slave_1) entered disabled state
[ 69.040971][ T423] IPv6: ADDRCONF(NETDEV_CHANGE): bond0: link becomes ready
[ 69.053739][ T4229] 8021q: adding VLAN 0 to HW filter on device team0
[ 69.066608][ T9] IPv6: ADDRCONF(NETDEV_CHANGE): bridge_slave_0: link becomes ready
[ 69.083741][ T9] bridge0: port 1(bridge_slave_0) entered blocking state
[ 69.090867][ T9] bridge0: port 1(bridge_slave_0) entered forwarding state
[ 69.119588][ T9] IPv6: ADDRCONF(NETDEV_CHANGE): bridge_slave_1: link becomes ready
[ 69.129582][ T9] bridge0: port 2(bridge_slave_1) entered blocking state
[ 69.136668][ T9] bridge0: port 2(bridge_slave_1) entered forwarding state
[ 69.164537][ T144] IPv6: ADDRCONF(NETDEV_CHANGE): team_slave_0: link becomes ready
[ 69.175250][ T144] IPv6: ADDRCONF(NETDEV_CHANGE): team0: link becomes ready
[ 69.204190][ T144] IPv6: ADDRCONF(NETDEV_CHANGE): team_slave_1: link becomes ready
[ 69.212925][ T144] IPv6: ADDRCONF(NETDEV_CHANGE): hsr_slave_0: link becomes ready
[ 69.222316][ T144] IPv6: ADDRCONF(NETDEV_CHANGE): hsr_slave_1: link becomes ready
[ 69.242848][ T4229] IPv6: ADDRCONF(NETDEV_CHANGE): hsr0: link becomes ready
[ 69.339998][ T144] IPv6: ADDRCONF(NETDEV_CHANGE): vxcan1: link becomes ready
[ 69.347913][ T144] IPv6: ADDRCONF(NETDEV_CHANGE): vxcan0: link becomes ready
[ 69.360312][ T4229] 8021q: adding VLAN 0 to HW filter on device batadv0
[ 69.377887][ T144] IPv6: ADDRCONF(NETDEV_CHANGE): veth1_virt_wifi: link becomes ready
[ 69.386914][ T144] IPv6: ADDRCONF(NETDEV_CHANGE): veth0_virt_wifi: link becomes ready
[ 69.405002][ T144] IPv6: ADDRCONF(NETDEV_CHANGE): veth1_vlan: link becomes ready
[ 69.413940][ T144] IPv6: ADDRCONF(NETDEV_CHANGE): veth0_vlan: link becomes ready
[ 69.423710][ T144] IPv6: ADDRCONF(NETDEV_CHANGE): vlan0: link becomes ready
[ 69.431513][ T144] IPv6: ADDRCONF(NETDEV_CHANGE): vlan1: link becomes ready
[ 69.440586][ T4229] device veth0_vlan entered promiscuous mode
[ 69.452654][ T4229] device veth1_vlan entered promiscuous mode
[ 69.473518][ T144] IPv6: ADDRCONF(NETDEV_CHANGE): macvlan0: link becomes ready
[ 69.481640][ T144] IPv6: ADDRCONF(NETDEV_CHANGE): macvlan1: link becomes ready
[ 69.490962][ T144] IPv6: ADDRCONF(NETDEV_CHANGE): veth1_macvtap: link becomes ready
[ 69.499518][ T144] IPv6: ADDRCONF(NETDEV_CHANGE): veth0_macvtap: link becomes ready
[ 69.510764][ T4229] device veth0_macvtap entered promiscuous mode
[ 69.536069][ T4229] device veth1_macvtap entered promiscuous mode
[ 69.552122][ T4229] batman_adv: batadv0: Interface activated: batadv_slave_0
[ 69.560908][ T144] IPv6: ADDRCONF(NETDEV_CHANGE): macvtap0: link becomes ready
[ 69.569366][ T144] IPv6: ADDRCONF(NETDEV_CHANGE): macsec0: link becomes ready
[ 69.578684][ T144] IPv6: ADDRCONF(NETDEV_CHANGE): batadv_slave_0: link becomes ready
[ 69.587186][ T144] IPv6: ADDRCONF(NETDEV_CHANGE): veth0_to_batadv: link becomes ready
[ 69.598553][ T4229] batman_adv: batadv0: Interface activated: batadv_slave_1
[ 69.606099][ T1466] IPv6: ADDRCONF(NETDEV_CHANGE): batadv_slave_1: link becomes ready
[ 69.615734][ T1466] IPv6: ADDRCONF(NETDEV_CHANGE): veth1_to_batadv: link becomes ready
[ 69.644415][ T4229] netdevsim netdevsim0 netdevsim0: set [1, 0] type 2 family 0 port 6081 - 0
[ 69.654394][ T4229] netdevsim netdevsim0 netdevsim1: set [1, 0] type 2 family 0 port 6081 - 0
[ 69.663222][ T4229] netdevsim netdevsim0 netdevsim2: set [1, 0] type 2 family 0 port 6081 - 0
[ 69.672083][ T4229] netdevsim netdevsim0 netdevsim3: set [1, 0] type 2 family 0 port 6081 - 0
[ 69.783115][ T4229] syz-executor (4229) used greatest stack depth: 20912 bytes left
[ 71.311681][ T1419] ieee802154 phy0 wpan0: encryption failed: -22
[ 71.318363][ T1419] ieee802154 phy1 wpan1: encryption failed: -22
2025/09/25 00:04:16 executed programs: 0
[ 71.771892][ T4293] chnl_net:caif_netlink_parms(): no params data found
[ 71.822882][ T4293] bridge0: port 1(bridge_slave_0) entered blocking state
[ 71.830434][ T4293] bridge0: port 1(bridge_slave_0) entered disabled state
[ 71.838897][ T4293] device bridge_slave_0 entered promiscuous mode
[ 71.847049][ T4293] bridge0: port 2(bridge_slave_1) entered blocking state
[ 71.854537][ T4293] bridge0: port 2(bridge_slave_1) entered disabled state
[ 71.862949][ T4293] device bridge_slave_1 entered promiscuous mode
[ 71.884947][ T4293] bond0: (slave bond_slave_0): Enslaving as an active interface with an up link
[ 71.896584][ T4293] bond0: (slave bond_slave_1): Enslaving as an active interface with an up link
[ 71.939532][ T4293] team0: Port device team_slave_0 added
[ 71.948634][ T4293] team0: Port device team_slave_1 added
[ 71.973753][ T4293] batman_adv: batadv0: Adding interface: batadv_slave_0
[ 71.980829][ 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.
[ 72.006918][ T4293] batman_adv: batadv0: Not using interface batadv_slave_0 (retrying later): interface not active
[ 72.019107][ T4293] batman_adv: batadv0: Adding interface: batadv_slave_1
[ 72.026043][ 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.
[ 72.052135][ T4293] batman_adv: batadv0: Not using interface batadv_slave_1 (retrying later): interface not active
[ 72.088976][ T4293] device hsr_slave_0 entered promiscuous mode
[ 72.095634][ T4293] device hsr_slave_1 entered promiscuous mode
[ 72.103414][ T4293] debugfs: Directory 'hsr0' with parent 'hsr' already present!
[ 72.112295][ T4293] Cannot create hsr debugfs directory
[ 72.145819][ T154] netdevsim netdevsim0 netdevsim3 (unregistering): unset [1, 0] type 2 family 0 port 6081 - 0
[ 73.697756][ T4252] Bluetooth: hci0: command 0x0409 tx timeout
[ 74.433778][ T154] netdevsim netdevsim0 netdevsim2 (unregistering): unset [1, 0] type 2 family 0 port 6081 - 0
[ 74.484160][ T154] netdevsim netdevsim0 netdevsim1 (unregistering): unset [1, 0] type 2 family 0 port 6081 - 0
[ 74.534441][ T154] netdevsim netdevsim0 netdevsim0 (unregistering): unset [1, 0] type 2 family 0 port 6081 - 0
[ 75.321669][ T4293] netdevsim netdevsim0 netdevsim0: renamed from eth0
[ 75.332339][ T4293] netdevsim netdevsim0 netdevsim1: renamed from eth1
[ 75.361765][ T4293] netdevsim netdevsim0 netdevsim2: renamed from eth2
[ 75.370731][ T4293] netdevsim netdevsim0 netdevsim3: renamed from eth3
[ 75.440305][ T4293] 8021q: adding VLAN 0 to HW filter on device bond0
[ 75.452660][ T144] IPv6: ADDRCONF(NETDEV_CHANGE): veth1: link becomes ready
[ 75.460653][ T144] IPv6: ADDRCONF(NETDEV_CHANGE): veth0: link becomes ready
[ 75.472687][ T4293] 8021q: adding VLAN 0 to HW filter on device team0
[ 75.486517][ T144] IPv6: ADDRCONF(NETDEV_CHANGE): veth0_to_bridge: link becomes ready
[ 75.495540][ T144] IPv6: ADDRCONF(NETDEV_CHANGE): bridge_slave_0: link becomes ready
[ 75.504069][ T144] bridge0: port 1(bridge_slave_0) entered blocking state
[ 75.511190][ T144] bridge0: port 1(bridge_slave_0) entered forwarding state
[ 75.520174][ T144] IPv6: ADDRCONF(NETDEV_CHANGE): bridge0: link becomes ready
[ 75.530859][ T144] IPv6: ADDRCONF(NETDEV_CHANGE): veth1_to_bridge: link becomes ready
[ 75.540322][ T144] IPv6: ADDRCONF(NETDEV_CHANGE): bridge_slave_1: link becomes ready
[ 75.548922][ T144] bridge0: port 2(bridge_slave_1) entered blocking state
[ 75.555961][ T144] bridge0: port 2(bridge_slave_1) entered forwarding state
[ 75.579851][ T144] IPv6: ADDRCONF(NETDEV_CHANGE): veth0_to_bond: link becomes ready
[ 75.600291][ T144] IPv6: ADDRCONF(NETDEV_CHANGE): veth1_to_bond: link becomes ready
[ 75.609012][ T144] IPv6: ADDRCONF(NETDEV_CHANGE): veth0_to_team: link becomes ready
[ 75.618079][ T144] IPv6: ADDRCONF(NETDEV_CHANGE): team_slave_0: link becomes ready
[ 75.626489][ T144] IPv6: ADDRCONF(NETDEV_CHANGE): veth1_to_team: link becomes ready
[ 75.635622][ T144] IPv6: ADDRCONF(NETDEV_CHANGE): team_slave_1: link becomes ready
[ 75.644689][ T144] IPv6: ADDRCONF(NETDEV_CHANGE): veth0_to_hsr: link becomes ready
[ 75.653117][ T144] IPv6: ADDRCONF(NETDEV_CHANGE): hsr_slave_0: link becomes ready
[ 75.661662][ T144] IPv6: ADDRCONF(NETDEV_CHANGE): veth1_to_hsr: link becomes ready
[ 75.670365][ T144] IPv6: ADDRCONF(NETDEV_CHANGE): hsr_slave_1: link becomes ready
[ 75.679403][ T144] IPv6: ADDRCONF(NETDEV_CHANGE): team0: link becomes ready
[ 75.691704][ T4293] IPv6: ADDRCONF(NETDEV_CHANGE): hsr0: link becomes ready
[ 75.778265][ T4253] Bluetooth: hci0: command 0x041b tx timeout
[ 75.838052][ T4259] IPv6: ADDRCONF(NETDEV_CHANGE): vxcan1: link becomes ready
[ 75.845501][ T4259] IPv6: ADDRCONF(NETDEV_CHANGE): vxcan0: link becomes ready
[ 75.858189][ T4293] 8021q: adding VLAN 0 to HW filter on device batadv0
[ 75.875769][ T1466] IPv6: ADDRCONF(NETDEV_CHANGE): veth1_virt_wifi: link becomes ready
[ 75.886886][ T1466] IPv6: ADDRCONF(NETDEV_CHANGE): veth0_virt_wifi: link becomes ready
[ 75.918417][ T1466] IPv6: ADDRCONF(NETDEV_CHANGE): veth1_vlan: link becomes ready
[ 75.926634][ T1466] IPv6: ADDRCONF(NETDEV_CHANGE): veth0_vlan: link becomes ready
[ 75.935546][ T1466] IPv6: ADDRCONF(NETDEV_CHANGE): vlan0: link becomes ready
[ 75.945903][ T1466] IPv6: ADDRCONF(NETDEV_CHANGE): vlan1: link becomes ready
[ 75.958423][ T4293] device veth0_vlan entered promiscuous mode
[ 75.969816][ T154] device hsr_slave_0 left promiscuous mode
[ 75.976359][ T154] device hsr_slave_1 left promiscuous mode
[ 75.983624][ T154] batman_adv: batadv0: Interface deactivated: batadv_slave_0
[ 75.991853][ T154] batman_adv: batadv0: Removing interface: batadv_slave_0
[ 76.000183][ T154] batman_adv: batadv0: Interface deactivated: batadv_slave_1
[ 76.007732][ T154] batman_adv: batadv0: Removing interface: batadv_slave_1
[ 76.015285][ T154] device bridge_slave_1 left promiscuous mode
[ 76.022273][ T154] bridge0: port 2(bridge_slave_1) entered disabled state
[ 76.036373][ T154] device bridge_slave_0 left promiscuous mode
[ 76.042755][ T154] bridge0: port 1(bridge_slave_0) entered disabled state
[ 76.060801][ T154] device veth1_macvtap left promiscuous mode
[ 76.066976][ T154] device veth0_macvtap left promiscuous mode
[ 76.073116][ T154] device veth1_vlan left promiscuous mode
[ 76.079755][ T154] device veth0_vlan left promiscuous mode
[ 76.243093][ T154] team0 (unregistering): Port device team_slave_1 removed
[ 76.254907][ T154] team0 (unregistering): Port device team_slave_0 removed
[ 76.269875][ T154] bond0 (unregistering): (slave bond_slave_1): Releasing backup interface
[ 76.284031][ T154] bond0 (unregistering): (slave bond_slave_0): Releasing backup interface
[ 76.342191][ T154] bond0 (unregistering): Released all slaves
[ 76.405859][ T4293] device veth1_vlan entered promiscuous mode
[ 76.428973][ T1466] IPv6: ADDRCONF(NETDEV_CHANGE): macvlan0: link becomes ready
[ 76.437031][ T1466] IPv6: ADDRCONF(NETDEV_CHANGE): macvlan1: link becomes ready
[ 76.445325][ T1466] IPv6: ADDRCONF(NETDEV_CHANGE): veth1_macvtap: link becomes ready
[ 76.453789][ T1466] IPv6: ADDRCONF(NETDEV_CHANGE): veth0_macvtap: link becomes ready
[ 76.465465][ T4293] device veth0_macvtap entered promiscuous mode
[ 76.479355][ T4293] device veth1_macvtap entered promiscuous mode
[ 76.505221][ T4293] batman_adv: batadv0: Interface activated: batadv_slave_0
[ 76.513223][ T4259] IPv6: ADDRCONF(NETDEV_CHANGE): batadv_slave_0: link becomes ready
[ 76.522730][ T4259] IPv6: ADDRCONF(NETDEV_CHANGE): veth0_to_batadv: link becomes ready
[ 76.534104][ T4293] batman_adv: batadv0: Interface activated: batadv_slave_1
[ 76.541690][ T4259] IPv6: ADDRCONF(NETDEV_CHANGE): batadv_slave_1: link becomes ready
[ 76.550879][ T4259] IPv6: ADDRCONF(NETDEV_CHANGE): veth1_to_batadv: link becomes ready
[ 76.562341][ T4293] netdevsim netdevsim0 netdevsim0: set [1, 0] type 2 family 0 port 6081 - 0
[ 76.571781][ T4293] netdevsim netdevsim0 netdevsim1: set [1, 0] type 2 family 0 port 6081 - 0
[ 76.580990][ T4293] netdevsim netdevsim0 netdevsim2: set [1, 0] type 2 family 0 port 6081 - 0
[ 76.589957][ T4293] netdevsim netdevsim0 netdevsim3: set [1, 0] type 2 family 0 port 6081 - 0
[ 76.644920][ T1466] wlan0: Created IBSS using preconfigured BSSID 50:50:50:50:50:50
[ 76.679925][ T1466] wlan0: Creating new IBSS network, BSSID 50:50:50:50:50:50
2025/09/25 00:04:21 executed programs: 2
[ 76.690119][ T4259] IPv6: ADDRCONF(NETDEV_CHANGE): wlan0: link becomes ready
[ 76.699646][ T1466] wlan1: Created IBSS using preconfigured BSSID 50:50:50:50:50:50
[ 76.708210][ T1466] wlan1: Creating new IBSS network, BSSID 50:50:50:50:50:50
[ 76.716974][ T1466] IPv6: ADDRCONF(NETDEV_CHANGE): wlan1: link becomes ready
[ 76.767946][ T4264] sysfs: cannot create duplicate filename '/devices/virtual/bluetooth/hci0/hci0:201'
[ 76.779096][ T4264] CPU: 1 PID: 4264 Comm: kworker/u5:1 Not tainted syzkaller #0
[ 76.786654][ T4264] Hardware name: Google Google Compute Engine/Google Compute Engine, BIOS Google 08/18/2025
[ 76.796725][ T4264] Workqueue: hci0 hci_rx_work
[ 76.801458][ T4264] Call Trace:
[ 76.804749][ T4264]
[ 76.807679][ T4264] dump_stack_lvl+0x168/0x230
[ 76.812367][ T4264] ? show_regs_print_info+0x20/0x20
[ 76.817575][ T4264] ? load_image+0x3b0/0x3b0
[ 76.822101][ T4264] sysfs_create_dir_ns+0x252/0x280
[ 76.827223][ T4264] ? __lock_acquire+0x7c60/0x7c60
[ 76.832256][ T4264] ? sysfs_warn_dup+0xa0/0xa0
[ 76.836935][ T4264] ? le_conn_complete_evt+0xcbc/0x1590
[ 76.842390][ T4264] ? hci_event_packet+0xe05/0x12f0
[ 76.847501][ T4264] ? process_one_work+0x863/0x1000
[ 76.852615][ T4264] ? do_raw_spin_unlock+0x11d/0x230
[ 76.857811][ T4264] kobject_add_internal+0x662/0xd00
[ 76.863009][ T4264] kobject_add+0x152/0x210
[ 76.867423][ T4264] ? kobject_init+0x1d0/0x1d0
[ 76.872099][ T4264] ? klist_children_get+0x50/0x50
[ 76.877127][ T4264] ? get_device_parent+0x121/0x3f0
[ 76.882248][ T4264] device_add+0x483/0xfb0
[ 76.886587][ T4264] hci_conn_add_sysfs+0xd1/0x1e0
[ 76.891546][ T4264] le_conn_complete_evt+0xcbc/0x1590
[ 76.896970][ T4264] ? cs_le_create_conn+0x5e0/0x5e0
[ 76.902109][ T4264] ? __mutex_trylock_common+0x14f/0x250
[ 76.907688][ T4264] hci_le_meta_evt+0x289/0x3b80
[ 76.912568][ T4264] ? hci_event_packet+0x36d/0x12f0
[ 76.917799][ T4264] ? hci_event_packet+0x2e2/0x12f0
[ 76.922919][ T4264] ? __lock_acquire+0x7c60/0x7c60
[ 76.927952][ T4264] ? hci_remote_host_features_evt+0x280/0x280
[ 76.934028][ T4264] ? __mutex_unlock_slowpath+0x19e/0x6a0
[ 76.939670][ T4264] ? mark_lock+0x94/0x320
[ 76.944035][ T4264] ? mutex_unlock+0x10/0x10
[ 76.948538][ T4264] ? lockdep_hardirqs_on_prepare+0x3fc/0x760
[ 76.954524][ T4264] ? lock_chain_count+0x20/0x20
[ 76.959376][ T4264] ? __rwlock_init+0x140/0x140
[ 76.964143][ T4264] hci_event_packet+0xe05/0x12f0
[ 76.969087][ T4264] ? lockdep_hardirqs_on+0x94/0x140
[ 76.974293][ T4264] ? rcu_lock_release+0x20/0x20
[ 76.979146][ T4264] ? hci_send_to_monitor+0x9c/0x4a0
[ 76.984347][ T4264] hci_rx_work+0x255/0xa10
[ 76.988776][ T4264] process_one_work+0x863/0x1000
[ 76.993725][ T4264] ? worker_detach_from_pool+0x240/0x240
[ 76.999374][ T4264] ? lockdep_hardirqs_off+0x70/0x100
[ 77.004664][ T4264] ? _raw_spin_lock_irq+0xab/0xe0
[ 77.009691][ T4264] ? _raw_spin_lock_irqsave+0xf0/0xf0
[ 77.015068][ T4264] ? wq_worker_running+0x97/0x170
[ 77.020092][ T4264] worker_thread+0xaa8/0x12a0
[ 77.024797][ T4264] kthread+0x436/0x520
[ 77.028869][ T4264] ? rcu_lock_release+0x20/0x20
[ 77.033724][ T4264] ? kthread_blkcg+0xd0/0xd0
[ 77.038310][ T4264] ret_from_fork+0x1f/0x30
[ 77.042736][ T4264]
[ 77.053203][ T4264] kobject_add_internal failed for hci0:201 with -EEXIST, don't try to register things with the same name in the same directory.
[ 77.067322][ T4264] Bluetooth: hci0: failed to register connection device
[ 77.116021][ T4264] sysfs: cannot create duplicate filename '/devices/virtual/bluetooth/hci0/hci0:201'
[ 77.125752][ T4264] CPU: 1 PID: 4264 Comm: kworker/u5:1 Not tainted syzkaller #0
[ 77.133317][ T4264] Hardware name: Google Google Compute Engine/Google Compute Engine, BIOS Google 08/18/2025
[ 77.143388][ T4264] Workqueue: hci0 hci_rx_work
[ 77.148092][ T4264] Call Trace:
[ 77.151397][ T4264]
[ 77.154339][ T4264] dump_stack_lvl+0x168/0x230
[ 77.159034][ T4264] ? show_regs_print_info+0x20/0x20
[ 77.164249][ T4264] ? load_image+0x3b0/0x3b0
[ 77.168782][ T4264] sysfs_create_dir_ns+0x252/0x280
[ 77.173913][ T4264] ? __lock_acquire+0x7c60/0x7c60
[ 77.178961][ T4264] ? sysfs_warn_dup+0xa0/0xa0
[ 77.183655][ T4264] ? le_conn_complete_evt+0xcbc/0x1590
[ 77.189126][ T4264] ? hci_event_packet+0xe05/0x12f0
[ 77.194250][ T4264] ? process_one_work+0x863/0x1000
[ 77.199374][ T4264] ? do_raw_spin_unlock+0x11d/0x230
[ 77.204596][ T4264] kobject_add_internal+0x662/0xd00
[ 77.209821][ T4264] kobject_add+0x152/0x210
[ 77.214282][ T4264] ? kobject_init+0x1d0/0x1d0
[ 77.218981][ T4264] ? klist_children_get+0x50/0x50
[ 77.224018][ T4264] ? get_device_parent+0x121/0x3f0
[ 77.229150][ T4264] device_add+0x483/0xfb0
[ 77.233507][ T4264] hci_conn_add_sysfs+0xd1/0x1e0
[ 77.238459][ T4264] le_conn_complete_evt+0xcbc/0x1590
[ 77.243770][ T4264] ? cs_le_create_conn+0x5e0/0x5e0
[ 77.248908][ T4264] ? __mutex_trylock_common+0x14f/0x250
[ 77.254480][ T4264] hci_le_meta_evt+0x289/0x3b80
[ 77.259352][ T4264] ? hci_event_packet+0x36d/0x12f0
[ 77.264473][ T4264] ? hci_event_packet+0x2e2/0x12f0
[ 77.269611][ T4264] ? __lock_acquire+0x7c60/0x7c60
[ 77.274665][ T4264] ? hci_remote_host_features_evt+0x280/0x280
[ 77.280750][ T4264] ? __mutex_unlock_slowpath+0x19e/0x6a0
[ 77.286399][ T4264] ? mark_lock+0x94/0x320
[ 77.290748][ T4264] ? mutex_unlock+0x10/0x10
[ 77.295279][ T4264] ? lockdep_hardirqs_on_prepare+0x3fc/0x760
[ 77.301286][ T4264] ? lock_chain_count+0x20/0x20
[ 77.306161][ T4264] ? __rwlock_init+0x140/0x140
[ 77.310958][ T4264] hci_event_packet+0xe05/0x12f0
[ 77.315919][ T4264] ? lockdep_hardirqs_on+0x94/0x140
[ 77.321143][ T4264] ? rcu_lock_release+0x20/0x20
[ 77.326019][ T4264] ? hci_send_to_monitor+0x9c/0x4a0
[ 77.331232][ T4264] hci_rx_work+0x255/0xa10
[ 77.335672][ T4264] process_one_work+0x863/0x1000
[ 77.340675][ T4264] ? worker_detach_from_pool+0x240/0x240
[ 77.346341][ T4264] ? lockdep_hardirqs_off+0x70/0x100
[ 77.351661][ T4264] ? _raw_spin_lock_irq+0xab/0xe0
[ 77.356701][ T4264] ? _raw_spin_lock_irqsave+0xf0/0xf0
[ 77.362089][ T4264] ? wq_worker_running+0x97/0x170
[ 77.367130][ T4264] worker_thread+0xaa8/0x12a0
[ 77.371879][ T4264] kthread+0x436/0x520
[ 77.375969][ T4264] ? rcu_lock_release+0x20/0x20
[ 77.380842][ T4264] ? kthread_blkcg+0xd0/0xd0
[ 77.385459][ T4264] ret_from_fork+0x1f/0x30
[ 77.389909][ T4264]
[ 77.401387][ T4264] kobject_add_internal failed for hci0:201 with -EEXIST, don't try to register things with the same name in the same directory.
[ 77.415293][ T4264] Bluetooth: hci0: failed to register connection device
[ 77.462291][ T4264] sysfs: cannot create duplicate filename '/devices/virtual/bluetooth/hci0/hci0:201'
[ 77.472115][ T4264] CPU: 1 PID: 4264 Comm: kworker/u5:1 Not tainted syzkaller #0
[ 77.479685][ T4264] Hardware name: Google Google Compute Engine/Google Compute Engine, BIOS Google 08/18/2025
[ 77.489754][ T4264] Workqueue: hci0 hci_rx_work
[ 77.494483][ T4264] Call Trace:
[ 77.497783][ T4264]
[ 77.500721][ T4264] dump_stack_lvl+0x168/0x230
[ 77.505421][ T4264] ? show_regs_print_info+0x20/0x20
[ 77.510647][ T4264] ? load_image+0x3b0/0x3b0
[ 77.515196][ T4264] sysfs_create_dir_ns+0x252/0x280
[ 77.520319][ T4264] ? __lock_acquire+0x7c60/0x7c60
[ 77.525357][ T4264] ? sysfs_warn_dup+0xa0/0xa0
[ 77.530041][ T4264] ? le_conn_complete_evt+0xcbc/0x1590
[ 77.535523][ T4264] ? hci_event_packet+0xe05/0x12f0
[ 77.540677][ T4264] ? process_one_work+0x863/0x1000
[ 77.545811][ T4264] ? do_raw_spin_unlock+0x11d/0x230
[ 77.551036][ T4264] kobject_add_internal+0x662/0xd00
[ 77.556263][ T4264] kobject_add+0x152/0x210
[ 77.560704][ T4264] ? kobject_init+0x1d0/0x1d0
[ 77.565407][ T4264] ? klist_children_get+0x50/0x50
[ 77.570444][ T4264] ? get_device_parent+0x121/0x3f0
[ 77.575568][ T4264] device_add+0x483/0xfb0
[ 77.579918][ T4264] hci_conn_add_sysfs+0xd1/0x1e0
[ 77.584872][ T4264] le_conn_complete_evt+0xcbc/0x1590
[ 77.590178][ T4264] ? cs_le_create_conn+0x5e0/0x5e0
[ 77.595312][ T4264] ? __mutex_trylock_common+0x14f/0x250
[ 77.600887][ T4264] hci_le_meta_evt+0x289/0x3b80
[ 77.605758][ T4264] ? hci_event_packet+0x36d/0x12f0
[ 77.610888][ T4264] ? hci_event_packet+0x2e2/0x12f0
[ 77.616015][ T4264] ? __lock_acquire+0x7c60/0x7c60
[ 77.621067][ T4264] ? hci_remote_host_features_evt+0x280/0x280
[ 77.627165][ T4264] ? __mutex_unlock_slowpath+0x19e/0x6a0
[ 77.632820][ T4264] ? mark_lock+0x94/0x320
[ 77.637207][ T4264] ? mutex_unlock+0x10/0x10
[ 77.641726][ T4264] ? lockdep_hardirqs_on_prepare+0x3fc/0x760
[ 77.647726][ T4264] ? lock_chain_count+0x20/0x20
[ 77.652677][ T4264] ? __rwlock_init+0x140/0x140
[ 77.657453][ T4264] hci_event_packet+0xe05/0x12f0
[ 77.662422][ T4264] ? lockdep_hardirqs_on+0x94/0x140
[ 77.667748][ T4264] ? rcu_lock_release+0x20/0x20
[ 77.672621][ T4264] ? hci_send_to_monitor+0x9c/0x4a0
[ 77.677838][ T4264] hci_rx_work+0x255/0xa10
[ 77.682277][ T4264] process_one_work+0x863/0x1000
[ 77.687253][ T4264] ? worker_detach_from_pool+0x240/0x240
[ 77.692895][ T4264] ? lockdep_hardirqs_off+0x70/0x100
[ 77.698198][ T4264] ? _raw_spin_lock_irq+0xab/0xe0
[ 77.703240][ T4264] ? _raw_spin_lock_irqsave+0xf0/0xf0
[ 77.708652][ T4264] ? wq_worker_running+0x97/0x170
[ 77.713711][ T4264] worker_thread+0xaa8/0x12a0
[ 77.718463][ T4264] kthread+0x436/0x520
[ 77.722537][ T4264] ? rcu_lock_release+0x20/0x20
[ 77.727392][ T4264] ? kthread_blkcg+0xd0/0xd0
[ 77.732003][ T4264] ret_from_fork+0x1f/0x30
[ 77.736447][ T4264]
[ 77.751476][ T4264] kobject_add_internal failed for hci0:201 with -EEXIST, don't try to register things with the same name in the same directory.
[ 77.764780][ T4264] Bluetooth: hci0: failed to register connection device
[ 77.820391][ T4264] sysfs: cannot create duplicate filename '/devices/virtual/bluetooth/hci0/hci0:201'
[ 77.829998][ T4264] CPU: 1 PID: 4264 Comm: kworker/u5:1 Not tainted syzkaller #0
[ 77.837560][ T4264] Hardware name: Google Google Compute Engine/Google Compute Engine, BIOS Google 08/18/2025
[ 77.847625][ T4264] Workqueue: hci0 hci_rx_work
[ 77.852321][ T4264] Call Trace:
[ 77.855607][ T4264]
[ 77.857632][ T4253] Bluetooth: hci0: command 0x040f tx timeout
[ 77.858539][ T4264] dump_stack_lvl+0x168/0x230
[ 77.869193][ T4264] ? show_regs_print_info+0x20/0x20
[ 77.874410][ T4264] ? load_image+0x3b0/0x3b0
[ 77.878945][ T4264] sysfs_create_dir_ns+0x252/0x280
[ 77.884073][ T4264] ? __lock_acquire+0x7c60/0x7c60
[ 77.889117][ T4264] ? sysfs_warn_dup+0xa0/0xa0
[ 77.893812][ T4264] ? le_conn_complete_evt+0xcbc/0x1590
[ 77.899281][ T4264] ? hci_event_packet+0xe05/0x12f0
[ 77.904408][ T4264] ? process_one_work+0x863/0x1000
[ 77.909539][ T4264] ? do_raw_spin_unlock+0x11d/0x230
[ 77.914758][ T4264] kobject_add_internal+0x662/0xd00
[ 77.919987][ T4264] kobject_add+0x152/0x210
[ 77.924436][ T4264] ? kobject_init+0x1d0/0x1d0
[ 77.929140][ T4264] ? klist_children_get+0x50/0x50
[ 77.934185][ T4264] ? get_device_parent+0x121/0x3f0
[ 77.939414][ T4264] device_add+0x483/0xfb0
[ 77.943771][ T4264] hci_conn_add_sysfs+0xd1/0x1e0
[ 77.948743][ T4264] le_conn_complete_evt+0xcbc/0x1590
[ 77.954072][ T4264] ? cs_le_create_conn+0x5e0/0x5e0
[ 77.959214][ T4264] ? __mutex_trylock_common+0x14f/0x250
[ 77.964785][ T4264] hci_le_meta_evt+0x289/0x3b80
[ 77.969665][ T4264] ? hci_event_packet+0x36d/0x12f0
[ 77.974803][ T4264] ? hci_event_packet+0x2e2/0x12f0
[ 77.979939][ T4264] ? __lock_acquire+0x7c60/0x7c60
[ 77.984993][ T4264] ? hci_remote_host_features_evt+0x280/0x280
[ 77.991081][ T4264] ? __mutex_unlock_slowpath+0x19e/0x6a0
[ 77.996732][ T4264] ? mark_lock+0x94/0x320
[ 78.001084][ T4264] ? mutex_unlock+0x10/0x10
[ 78.005609][ T4264] ? lockdep_hardirqs_on_prepare+0x3fc/0x760
[ 78.011611][ T4264] ? lock_chain_count+0x20/0x20
[ 78.016490][ T4264] ? __rwlock_init+0x140/0x140
[ 78.021274][ T4264] hci_event_packet+0xe05/0x12f0
[ 78.026236][ T4264] ? lockdep_hardirqs_on+0x94/0x140
[ 78.031469][ T4264] ? rcu_lock_release+0x20/0x20
[ 78.036359][ T4264] ? hci_send_to_monitor+0x9c/0x4a0
[ 78.041585][ T4264] hci_rx_work+0x255/0xa10
[ 78.046139][ T4264] process_one_work+0x863/0x1000
[ 78.051105][ T4264] ? worker_detach_from_pool+0x240/0x240
[ 78.056757][ T4264] ? lockdep_hardirqs_off+0x70/0x100
[ 78.062063][ T4264] ? _raw_spin_lock_irq+0xab/0xe0
[ 78.067117][ T4264] ? _raw_spin_lock_irqsave+0xf0/0xf0
[ 78.072511][ T4264] ? wq_worker_running+0x97/0x170
[ 78.077575][ T4264] worker_thread+0xaa8/0x12a0
[ 78.082296][ T4264] kthread+0x436/0x520
[ 78.086374][ T4264] ? rcu_lock_release+0x20/0x20
[ 78.091234][ T4264] ? kthread_blkcg+0xd0/0xd0
[ 78.095846][ T4264] ret_from_fork+0x1f/0x30
[ 78.100287][ T4264]
[ 78.108021][ T4264] kobject_add_internal failed for hci0:201 with -EEXIST, don't try to register things with the same name in the same directory.
[ 78.121309][ T4264] Bluetooth: hci0: failed to register connection device
[ 78.174388][ T4264] sysfs: cannot create duplicate filename '/devices/virtual/bluetooth/hci0/hci0:201'
[ 78.183952][ T4264] CPU: 1 PID: 4264 Comm: kworker/u5:1 Not tainted syzkaller #0
[ 78.191524][ T4264] Hardware name: Google Google Compute Engine/Google Compute Engine, BIOS Google 08/18/2025
[ 78.201603][ T4264] Workqueue: hci0 hci_rx_work
[ 78.206302][ T4264] Call Trace:
[ 78.209590][ T4264]
[ 78.212538][ T4264] dump_stack_lvl+0x168/0x230
[ 78.217234][ T4264] ? show_regs_print_info+0x20/0x20
[ 78.222445][ T4264] ? load_image+0x3b0/0x3b0
[ 78.226984][ T4264] sysfs_create_dir_ns+0x252/0x280
[ 78.232120][ T4264] ? __lock_acquire+0x7c60/0x7c60
[ 78.237156][ T4264] ? sysfs_warn_dup+0xa0/0xa0
[ 78.241853][ T4264] ? le_conn_complete_evt+0xcbc/0x1590
[ 78.247319][ T4264] ? hci_event_packet+0xe05/0x12f0
[ 78.252432][ T4264] ? process_one_work+0x863/0x1000
[ 78.257558][ T4264] ? do_raw_spin_unlock+0x11d/0x230
[ 78.262761][ T4264] kobject_add_internal+0x662/0xd00
[ 78.267976][ T4264] kobject_add+0x152/0x210
[ 78.272409][ T4264] ? kobject_init+0x1d0/0x1d0
[ 78.277094][ T4264] ? klist_children_get+0x50/0x50
[ 78.282121][ T4264] ? get_device_parent+0x121/0x3f0
[ 78.287241][ T4264] device_add+0x483/0xfb0
[ 78.291583][ T4264] hci_conn_add_sysfs+0xd1/0x1e0
[ 78.296527][ T4264] le_conn_complete_evt+0xcbc/0x1590
[ 78.301827][ T4264] ? cs_le_create_conn+0x5e0/0x5e0
[ 78.306957][ T4264] ? __mutex_trylock_common+0x14f/0x250
[ 78.312508][ T4264] hci_le_meta_evt+0x289/0x3b80
[ 78.317376][ T4264] ? hci_event_packet+0x36d/0x12f0
[ 78.322487][ T4264] ? hci_event_packet+0x2e2/0x12f0
[ 78.327605][ T4264] ? __lock_acquire+0x7c60/0x7c60
[ 78.332637][ T4264] ? hci_remote_host_features_evt+0x280/0x280
[ 78.338706][ T4264] ? __mutex_unlock_slowpath+0x19e/0x6a0
[ 78.344345][ T4264] ? mark_lock+0x94/0x320
[ 78.348671][ T4264] ? mutex_unlock+0x10/0x10
[ 78.353174][ T4264] ? lockdep_hardirqs_on_prepare+0x3fc/0x760
[ 78.359151][ T4264] ? lock_chain_count+0x20/0x20
[ 78.364004][ T4264] ? __rwlock_init+0x140/0x140
[ 78.368773][ T4264] hci_event_packet+0xe05/0x12f0
[ 78.373717][ T4264] ? lockdep_hardirqs_on+0x94/0x140
[ 78.378925][ T4264] ? rcu_lock_release+0x20/0x20
[ 78.383786][ T4264] ? hci_send_to_monitor+0x9c/0x4a0
[ 78.388986][ T4264] hci_rx_work+0x255/0xa10
[ 78.393414][ T4264] process_one_work+0x863/0x1000
[ 78.398368][ T4264] ? worker_detach_from_pool+0x240/0x240
[ 78.404003][ T4264] ? lockdep_hardirqs_off+0x70/0x100
[ 78.409293][ T4264] ? _raw_spin_lock_irq+0xab/0xe0
[ 78.414325][ T4264] ? _raw_spin_lock_irqsave+0xf0/0xf0
[ 78.419703][ T4264] ? wq_worker_running+0x97/0x170
[ 78.424732][ T4264] worker_thread+0xaa8/0x12a0
[ 78.429434][ T4264] kthread+0x436/0x520
[ 78.433503][ T4264] ? rcu_lock_release+0x20/0x20
[ 78.438370][ T4264] ? kthread_blkcg+0xd0/0xd0
[ 78.442963][ T4264] ret_from_fork+0x1f/0x30
[ 78.447400][ T4264]
[ 78.454920][ T4264] kobject_add_internal failed for hci0:201 with -EEXIST, don't try to register things with the same name in the same directory.
[ 78.468217][ T4264] Bluetooth: hci0: failed to register connection device
[ 78.501529][ T4264] sysfs: cannot create duplicate filename '/devices/virtual/bluetooth/hci0/hci0:201'
[ 78.511113][ T4264] CPU: 1 PID: 4264 Comm: kworker/u5:1 Not tainted syzkaller #0
[ 78.518683][ T4264] Hardware name: Google Google Compute Engine/Google Compute Engine, BIOS Google 08/18/2025
[ 78.528965][ T4264] Workqueue: hci0 hci_rx_work
[ 78.533673][ T4264] Call Trace:
[ 78.536966][ T4264]
[ 78.539911][ T4264] dump_stack_lvl+0x168/0x230
[ 78.544617][ T4264] ? show_regs_print_info+0x20/0x20
[ 78.549845][ T4264] ? load_image+0x3b0/0x3b0
[ 78.554384][ T4264] sysfs_create_dir_ns+0x252/0x280
[ 78.559528][ T4264] ? __lock_acquire+0x7c60/0x7c60
[ 78.564583][ T4264] ? sysfs_warn_dup+0xa0/0xa0
[ 78.569287][ T4264] ? le_conn_complete_evt+0xcbc/0x1590
[ 78.574768][ T4264] ? hci_event_packet+0xe05/0x12f0
[ 78.579898][ T4264] ? process_one_work+0x863/0x1000
[ 78.585031][ T4264] ? do_raw_spin_unlock+0x11d/0x230
[ 78.590247][ T4264] kobject_add_internal+0x662/0xd00
[ 78.595471][ T4264] kobject_add+0x152/0x210
[ 78.599928][ T4264] ? kobject_init+0x1d0/0x1d0
[ 78.604629][ T4264] ? klist_children_get+0x50/0x50
[ 78.609680][ T4264] ? get_device_parent+0x121/0x3f0
[ 78.614838][ T4264] device_add+0x483/0xfb0
[ 78.619208][ T4264] hci_conn_add_sysfs+0xd1/0x1e0
[ 78.624173][ T4264] le_conn_complete_evt+0xcbc/0x1590
[ 78.629491][ T4264] ? cs_le_create_conn+0x5e0/0x5e0
[ 78.634634][ T4264] ? __mutex_trylock_common+0x14f/0x250
[ 78.640207][ T4264] hci_le_meta_evt+0x289/0x3b80
[ 78.645086][ T4264] ? hci_event_packet+0x36d/0x12f0
[ 78.650221][ T4264] ? hci_event_packet+0x2e2/0x12f0
[ 78.655359][ T4264] ? __lock_acquire+0x7c60/0x7c60
[ 78.660417][ T4264] ? hci_remote_host_features_evt+0x280/0x280
[ 78.666514][ T4264] ? __mutex_unlock_slowpath+0x19e/0x6a0
[ 78.672163][ T4264] ? mark_lock+0x94/0x320
[ 78.676502][ T4264] ? mutex_unlock+0x10/0x10
[ 78.681011][ T4264] ? lockdep_hardirqs_on_prepare+0x3fc/0x760
[ 78.687009][ T4264] ? lock_chain_count+0x20/0x20
[ 78.691863][ T4264] ? __rwlock_init+0x140/0x140
[ 78.696630][ T4264] hci_event_packet+0xe05/0x12f0
[ 78.701575][ T4264] ? lockdep_hardirqs_on+0x94/0x140
[ 78.706780][ T4264] ? rcu_lock_release+0x20/0x20
[ 78.711637][ T4264] ? hci_send_to_monitor+0x9c/0x4a0
[ 78.716837][ T4264] hci_rx_work+0x255/0xa10
[ 78.721268][ T4264] process_one_work+0x863/0x1000
[ 78.726220][ T4264] ? worker_detach_from_pool+0x240/0x240
[ 78.731855][ T4264] ? lockdep_hardirqs_off+0x70/0x100
[ 78.737149][ T4264] ? _raw_spin_lock_irq+0xab/0xe0
[ 78.742184][ T4264] ? _raw_spin_lock_irqsave+0xf0/0xf0
[ 78.747565][ T4264] ? wq_worker_running+0x97/0x170
[ 78.752593][ T4264] worker_thread+0xaa8/0x12a0
[ 78.757294][ T4264] kthread+0x436/0x520
[ 78.761363][ T4264] ? rcu_lock_release+0x20/0x20
[ 78.766214][ T4264] ? kthread_blkcg+0xd0/0xd0
[ 78.770805][ T4264] ret_from_fork+0x1f/0x30
[ 78.775234][ T4264]
[ 78.780201][ T4264] kobject_add_internal failed for hci0:201 with -EEXIST, don't try to register things with the same name in the same directory.
[ 78.793804][ T4264] Bluetooth: hci0: failed to register connection device
[ 78.841430][ T4264] sysfs: cannot create duplicate filename '/devices/virtual/bluetooth/hci0/hci0:201'
[ 78.851115][ T4264] CPU: 1 PID: 4264 Comm: kworker/u5:1 Not tainted syzkaller #0
[ 78.858688][ T4264] Hardware name: Google Google Compute Engine/Google Compute Engine, BIOS Google 08/18/2025
[ 78.868772][ T4264] Workqueue: hci0 hci_rx_work
[ 78.873496][ T4264] Call Trace:
[ 78.876799][ T4264]
[ 78.879753][ T4264] dump_stack_lvl+0x168/0x230
[ 78.884465][ T4264] ? show_regs_print_info+0x20/0x20
[ 78.889710][ T4264] ? load_image+0x3b0/0x3b0
[ 78.894252][ T4264] sysfs_create_dir_ns+0x252/0x280
[ 78.899393][ T4264] ? __lock_acquire+0x7c60/0x7c60
[ 78.904446][ T4264] ? sysfs_warn_dup+0xa0/0xa0
[ 78.909154][ T4264] ? le_conn_complete_evt+0xcbc/0x1590
[ 78.914645][ T4264] ? hci_event_packet+0xe05/0x12f0
[ 78.919790][ T4264] ? process_one_work+0x863/0x1000
[ 78.924926][ T4264] ? do_raw_spin_unlock+0x11d/0x230
[ 78.930155][ T4264] kobject_add_internal+0x662/0xd00
[ 78.935390][ T4264] kobject_add+0x152/0x210
[ 78.939833][ T4264] ? kobject_init+0x1d0/0x1d0
[ 78.944572][ T4264] ? klist_children_get+0x50/0x50
[ 78.949627][ T4264] ? get_device_parent+0x121/0x3f0
[ 78.954779][ T4264] device_add+0x483/0xfb0
[ 78.959155][ T4264] hci_conn_add_sysfs+0xd1/0x1e0
[ 78.964143][ T4264] le_conn_complete_evt+0xcbc/0x1590
[ 78.969470][ T4264] ? cs_le_create_conn+0x5e0/0x5e0
[ 78.974613][ T4264] ? __mutex_trylock_common+0x14f/0x250
[ 78.980227][ T4264] hci_le_meta_evt+0x289/0x3b80
[ 78.985115][ T4264] ? hci_event_packet+0x36d/0x12f0
[ 78.990256][ T4264] ? hci_event_packet+0x2e2/0x12f0
[ 78.995398][ T4264] ? __lock_acquire+0x7c60/0x7c60
[ 79.000459][ T4264] ? hci_remote_host_features_evt+0x280/0x280
[ 79.006566][ T4264] ? __mutex_unlock_slowpath+0x19e/0x6a0
[ 79.012228][ T4264] ? mark_lock+0x94/0x320
[ 79.016583][ T4264] ? mutex_unlock+0x10/0x10
[ 79.021107][ T4264] ? lockdep_hardirqs_on_prepare+0x3fc/0x760
[ 79.027120][ T4264] ? lock_chain_count+0x20/0x20
[ 79.032091][ T4264] ? __rwlock_init+0x140/0x140
[ 79.036882][ T4264] hci_event_packet+0xe05/0x12f0
[ 79.041830][ T4264] ? lockdep_hardirqs_on+0x94/0x140
[ 79.047063][ T4264] ? rcu_lock_release+0x20/0x20
[ 79.051920][ T4264] ? hci_send_to_monitor+0x9c/0x4a0
[ 79.057120][ T4264] hci_rx_work+0x255/0xa10
[ 79.061547][ T4264] process_one_work+0x863/0x1000
[ 79.066502][ T4264] ? worker_detach_from_pool+0x240/0x240
[ 79.072134][ T4264] ? lockdep_hardirqs_off+0x70/0x100
[ 79.077432][ T4264] ? _raw_spin_lock_irq+0xab/0xe0
[ 79.082473][ T4264] ? _raw_spin_lock_irqsave+0xf0/0xf0
[ 79.087851][ T4264] ? wq_worker_running+0x97/0x170
[ 79.092882][ T4264] worker_thread+0xaa8/0x12a0
[ 79.097606][ T4264] kthread+0x436/0x520
[ 79.101682][ T4264] ? rcu_lock_release+0x20/0x20
[ 79.106543][ T4264] ? kthread_blkcg+0xd0/0xd0
[ 79.111144][ T4264] ret_from_fork+0x1f/0x30
[ 79.115571][ T4264]
[ 79.122212][ T4264] kobject_add_internal failed for hci0:201 with -EEXIST, don't try to register things with the same name in the same directory.
[ 79.135525][ T4264] Bluetooth: hci0: failed to register connection device
[ 79.170108][ T4264] sysfs: cannot create duplicate filename '/devices/virtual/bluetooth/hci0/hci0:201'
[ 79.179644][ T4264] CPU: 1 PID: 4264 Comm: kworker/u5:1 Not tainted syzkaller #0
[ 79.187218][ T4264] Hardware name: Google Google Compute Engine/Google Compute Engine, BIOS Google 08/18/2025
[ 79.197294][ T4264] Workqueue: hci0 hci_rx_work
[ 79.202022][ T4264] Call Trace:
[ 79.205326][ T4264]
[ 79.208274][ T4264] dump_stack_lvl+0x168/0x230
[ 79.212986][ T4264] ? show_regs_print_info+0x20/0x20
[ 79.218210][ T4264] ? load_image+0x3b0/0x3b0
[ 79.222756][ T4264] sysfs_create_dir_ns+0x252/0x280
[ 79.227983][ T4264] ? __lock_acquire+0x7c60/0x7c60
[ 79.233035][ T4264] ? sysfs_warn_dup+0xa0/0xa0
[ 79.237743][ T4264] ? le_conn_complete_evt+0xcbc/0x1590
[ 79.243227][ T4264] ? hci_event_packet+0xe05/0x12f0
[ 79.248357][ T4264] ? process_one_work+0x863/0x1000
[ 79.253493][ T4264] ? do_raw_spin_unlock+0x11d/0x230
[ 79.258732][ T4264] kobject_add_internal+0x662/0xd00
[ 79.263966][ T4264] kobject_add+0x152/0x210
[ 79.268413][ T4264] ? kobject_init+0x1d0/0x1d0
[ 79.273138][ T4264] ? klist_children_get+0x50/0x50
[ 79.278179][ T4264] ? get_device_parent+0x121/0x3f0
[ 79.283318][ T4264] device_add+0x483/0xfb0
[ 79.287690][ T4264] hci_conn_add_sysfs+0xd1/0x1e0
[ 79.292658][ T4264] le_conn_complete_evt+0xcbc/0x1590
[ 79.297981][ T4264] ? cs_le_create_conn+0x5e0/0x5e0
[ 79.303124][ T4264] ? __mutex_trylock_common+0x14f/0x250
[ 79.308710][ T4264] hci_le_meta_evt+0x289/0x3b80
[ 79.313587][ T4264] ? hci_event_packet+0x36d/0x12f0
[ 79.318718][ T4264] ? hci_event_packet+0x2e2/0x12f0
[ 79.323849][ T4264] ? __lock_acquire+0x7c60/0x7c60
[ 79.328913][ T4264] ? hci_remote_host_features_evt+0x280/0x280
[ 79.335008][ T4264] ? __mutex_unlock_slowpath+0x19e/0x6a0
[ 79.340671][ T4264] ? mark_lock+0x94/0x320
[ 79.345044][ T4264] ? mutex_unlock+0x10/0x10
[ 79.349569][ T4264] ? lockdep_hardirqs_on_prepare+0x3fc/0x760
[ 79.355598][ T4264] ? lock_chain_count+0x20/0x20
[ 79.360476][ T4264] ? __rwlock_init+0x140/0x140
[ 79.365277][ T4264] hci_event_packet+0xe05/0x12f0
[ 79.370272][ T4264] ? lockdep_hardirqs_on+0x94/0x140
[ 79.375506][ T4264] ? rcu_lock_release+0x20/0x20
[ 79.380388][ T4264] ? hci_send_to_monitor+0x9c/0x4a0
[ 79.385615][ T4264] hci_rx_work+0x255/0xa10
[ 79.390068][ T4264] process_one_work+0x863/0x1000
[ 79.395039][ T4264] ? worker_detach_from_pool+0x240/0x240
[ 79.400689][ T4264] ? lockdep_hardirqs_off+0x70/0x100
[ 79.405998][ T4264] ? _raw_spin_lock_irq+0xab/0xe0
[ 79.411046][ T4264] ? _raw_spin_lock_irqsave+0xf0/0xf0
[ 79.416448][ T4264] ? wq_worker_running+0x97/0x170
[ 79.421493][ T4264] worker_thread+0xaa8/0x12a0
[ 79.426216][ T4264] kthread+0x436/0x520
[ 79.430301][ T4264] ? rcu_lock_release+0x20/0x20
[ 79.435170][ T4264] ? kthread_blkcg+0xd0/0xd0
[ 79.439787][ T4264] ret_from_fork+0x1f/0x30
[ 79.444243][ T4264]
[ 79.449426][ T4264] kobject_add_internal failed for hci0:201 with -EEXIST, don't try to register things with the same name in the same directory.
[ 79.463492][ T4264] Bluetooth: hci0: failed to register connection device
[ 79.515127][ T4264] sysfs: cannot create duplicate filename '/devices/virtual/bluetooth/hci0/hci0:201'
[ 79.525497][ T4264] CPU: 0 PID: 4264 Comm: kworker/u5:1 Not tainted syzkaller #0
[ 79.533063][ T4264] Hardware name: Google Google Compute Engine/Google Compute Engine, BIOS Google 08/18/2025
[ 79.543118][ T4264] Workqueue: hci0 hci_rx_work
[ 79.547801][ T4264] Call Trace:
[ 79.551076][ T4264]
[ 79.554001][ T4264] dump_stack_lvl+0x168/0x230
[ 79.558685][ T4264] ? show_regs_print_info+0x20/0x20
[ 79.563882][ T4264] ? load_image+0x3b0/0x3b0
[ 79.568393][ T4264] sysfs_create_dir_ns+0x252/0x280
[ 79.573536][ T4264] ? __lock_acquire+0x7c60/0x7c60
[ 79.578563][ T4264] ? sysfs_warn_dup+0xa0/0xa0
[ 79.583256][ T4264] ? le_conn_complete_evt+0xcbc/0x1590
[ 79.588710][ T4264] ? hci_event_packet+0xe05/0x12f0
[ 79.593826][ T4264] ? process_one_work+0x863/0x1000
[ 79.598961][ T4264] ? do_raw_spin_unlock+0x11d/0x230
[ 79.604167][ T4264] kobject_add_internal+0x662/0xd00
[ 79.609363][ T4264] kobject_add+0x152/0x210
[ 79.613788][ T4264] ? kobject_init+0x1d0/0x1d0
[ 79.618466][ T4264] ? klist_children_get+0x50/0x50
[ 79.623483][ T4264] ? get_device_parent+0x121/0x3f0
[ 79.628608][ T4264] device_add+0x483/0xfb0
[ 79.632972][ T4264] hci_conn_add_sysfs+0xd1/0x1e0
[ 79.637908][ T4264] le_conn_complete_evt+0xcbc/0x1590
[ 79.643195][ T4264] ? cs_le_create_conn+0x5e0/0x5e0
[ 79.648305][ T4264] ? __mutex_trylock_common+0x14f/0x250
[ 79.653852][ T4264] hci_le_meta_evt+0x289/0x3b80
[ 79.658698][ T4264] ? hci_event_packet+0x36d/0x12f0
[ 79.663803][ T4264] ? hci_event_packet+0x2e2/0x12f0
[ 79.668913][ T4264] ? __lock_acquire+0x7c60/0x7c60
[ 79.673938][ T4264] ? hci_remote_host_features_evt+0x280/0x280
[ 79.680015][ T4264] ? __mutex_unlock_slowpath+0x19e/0x6a0
[ 79.685645][ T4264] ? mark_lock+0x94/0x320
[ 79.689979][ T4264] ? mutex_unlock+0x10/0x10
[ 79.694478][ T4264] ? lockdep_hardirqs_on_prepare+0x3fc/0x760
[ 79.700465][ T4264] ? lock_chain_count+0x20/0x20
[ 79.705316][ T4264] ? __rwlock_init+0x140/0x140
[ 79.710080][ T4264] hci_event_packet+0xe05/0x12f0
[ 79.715026][ T4264] ? lockdep_hardirqs_on+0x94/0x140
[ 79.720236][ T4264] ? rcu_lock_release+0x20/0x20
[ 79.725196][ T4264] ? hci_send_to_monitor+0x9c/0x4a0
[ 79.730418][ T4264] hci_rx_work+0x255/0xa10
[ 79.734861][ T4264] process_one_work+0x863/0x1000
[ 79.739807][ T4264] ? worker_detach_from_pool+0x240/0x240
[ 79.745434][ T4264] ? lockdep_hardirqs_off+0x70/0x100
[ 79.750719][ T4264] ? _raw_spin_lock_irq+0xab/0xe0
[ 79.755743][ T4264] ? _raw_spin_lock_irqsave+0xf0/0xf0
[ 79.761115][ T4264] ? wq_worker_running+0x97/0x170
[ 79.766145][ T4264] worker_thread+0xaa8/0x12a0
[ 79.770861][ T4264] kthread+0x436/0x520
[ 79.774928][ T4264] ? rcu_lock_release+0x20/0x20
[ 79.779779][ T4264] ? kthread_blkcg+0xd0/0xd0
[ 79.784370][ T4264] ret_from_fork+0x1f/0x30
[ 79.788796][ T4264]
[ 79.795718][ T4264] kobject_add_internal failed for hci0:201 with -EEXIST, don't try to register things with the same name in the same directory.
[ 79.810048][ T4264] Bluetooth: hci0: failed to register connection device
[ 79.833117][ T4264] sysfs: cannot create duplicate filename '/devices/virtual/bluetooth/hci0/hci0:201'
[ 79.842663][ T4264] CPU: 0 PID: 4264 Comm: kworker/u5:1 Not tainted syzkaller #0
[ 79.850256][ T4264] Hardware name: Google Google Compute Engine/Google Compute Engine, BIOS Google 08/18/2025
[ 79.860309][ T4264] Workqueue: hci0 hci_rx_work
[ 79.864993][ T4264] Call Trace:
[ 79.868264][ T4264]
[ 79.871189][ T4264] dump_stack_lvl+0x168/0x230
[ 79.875869][ T4264] ? show_regs_print_info+0x20/0x20
[ 79.881060][ T4264] ? load_image+0x3b0/0x3b0
[ 79.885566][ T4264] sysfs_create_dir_ns+0x252/0x280
[ 79.890672][ T4264] ? __lock_acquire+0x7c60/0x7c60
[ 79.895696][ T4264] ? sysfs_warn_dup+0xa0/0xa0
[ 79.900375][ T4264] ? le_conn_complete_evt+0xcbc/0x1590
[ 79.905961][ T4264] ? hci_event_packet+0xe05/0x12f0
[ 79.911100][ T4264] ? process_one_work+0x863/0x1000
[ 79.916234][ T4264] ? do_raw_spin_unlock+0x11d/0x230
[ 79.921432][ T4264] kobject_add_internal+0x662/0xd00
[ 79.926634][ T4264] kobject_add+0x152/0x210
[ 79.931080][ T4264] ? kobject_init+0x1d0/0x1d0
[ 79.935785][ T4264] ? klist_children_get+0x50/0x50
[ 79.940807][ T4264] ? get_device_parent+0x121/0x3f0
[ 79.945920][ T4264] device_add+0x483/0xfb0
[ 79.950296][ T4264] hci_conn_add_sysfs+0xd1/0x1e0
[ 79.955234][ T4264] le_conn_complete_evt+0xcbc/0x1590
[ 79.960529][ T4264] ? cs_le_create_conn+0x5e0/0x5e0
[ 79.965648][ T4264] ? __mutex_trylock_common+0x14f/0x250
[ 79.971196][ T4264] hci_le_meta_evt+0x289/0x3b80
[ 79.976050][ T4264] ? hci_event_packet+0x36d/0x12f0
[ 79.981161][ T4264] ? hci_event_packet+0x2e2/0x12f0
[ 79.986267][ T4264] ? __lock_acquire+0x7c60/0x7c60
[ 79.991296][ T4264] ? hci_remote_host_features_evt+0x280/0x280
[ 79.997369][ T4264] ? __mutex_unlock_slowpath+0x19e/0x6a0
[ 80.003012][ T4264] ? mark_lock+0x94/0x320
[ 80.007341][ T4264] ? mutex_unlock+0x10/0x10
[ 80.011854][ T4264] ? lockdep_hardirqs_on_prepare+0x3fc/0x760
[ 80.017832][ T4264] ? lock_chain_count+0x20/0x20
[ 80.022682][ T4264] ? __rwlock_init+0x140/0x140
[ 80.027446][ T4264] hci_event_packet+0xe05/0x12f0
[ 80.032382][ T4264] ? lockdep_hardirqs_on+0x94/0x140
[ 80.037582][ T4264] ? rcu_lock_release+0x20/0x20
[ 80.042436][ T4264] ? hci_send_to_monitor+0x9c/0x4a0
[ 80.047641][ T4264] hci_rx_work+0x255/0xa10
[ 80.052103][ T4264] process_one_work+0x863/0x1000
[ 80.057051][ T4264] ? worker_detach_from_pool+0x240/0x240
[ 80.062682][ T4264] ? lockdep_hardirqs_off+0x70/0x100
[ 80.067960][ T4264] ? _raw_spin_lock_irq+0xab/0xe0
[ 80.072977][ T4264] ? _raw_spin_lock_irqsave+0xf0/0xf0
[ 80.078379][ T4264] ? wq_worker_running+0x97/0x170
[ 80.083398][ T4264] worker_thread+0xaa8/0x12a0
[ 80.088087][ T4264] kthread+0x436/0x520
[ 80.092145][ T4264] ? rcu_lock_release+0x20/0x20
[ 80.096982][ T4264] ? kthread_blkcg+0xd0/0xd0
[ 80.101571][ T4264] ret_from_fork+0x1f/0x30
[ 80.106006][ T4264]
[ 80.111177][ T4264] kobject_add_internal failed for hci0:201 with -EEXIST, don't try to register things with the same name in the same directory.
[ 80.124536][ T4264] Bluetooth: hci0: failed to register connection device
[ 80.145410][ T4264] sysfs: cannot create duplicate filename '/devices/virtual/bluetooth/hci0/hci0:201'
[ 80.155295][ T4264] CPU: 0 PID: 4264 Comm: kworker/u5:1 Not tainted syzkaller #0
[ 80.162875][ T4264] Hardware name: Google Google Compute Engine/Google Compute Engine, BIOS Google 08/18/2025
[ 80.172932][ T4264] Workqueue: hci0 hci_rx_work
[ 80.177621][ T4264] Call Trace:
[ 80.180896][ T4264]
[ 80.183823][ T4264] dump_stack_lvl+0x168/0x230
[ 80.188502][ T4264] ? show_regs_print_info+0x20/0x20
[ 80.193703][ T4264] ? load_image+0x3b0/0x3b0
[ 80.198210][ T4264] sysfs_create_dir_ns+0x252/0x280
[ 80.203320][ T4264] ? __lock_acquire+0x7c60/0x7c60
[ 80.208368][ T4264] ? sysfs_warn_dup+0xa0/0xa0
[ 80.209096][ T4310] Bluetooth: hci0: command 0x0419 tx timeout
[ 80.213068][ T4264] ? le_conn_complete_evt+0xcbc/0x1590
[ 80.224496][ T4264] ? hci_event_packet+0xe05/0x12f0
[ 80.229619][ T4264] ? process_one_work+0x863/0x1000
[ 80.234747][ T4264] ? do_raw_spin_unlock+0x11d/0x230
[ 80.239948][ T4264] kobject_add_internal+0x662/0xd00
[ 80.245158][ T4264] kobject_add+0x152/0x210
[ 80.249597][ T4264] ? kobject_init+0x1d0/0x1d0
[ 80.254292][ T4264] ? klist_children_get+0x50/0x50
[ 80.259325][ T4264] ? get_device_parent+0x121/0x3f0
[ 80.264446][ T4264] device_add+0x483/0xfb0
[ 80.268806][ T4264] hci_conn_add_sysfs+0xd1/0x1e0
[ 80.273747][ T4264] le_conn_complete_evt+0xcbc/0x1590
[ 80.279039][ T4264] ? cs_le_create_conn+0x5e0/0x5e0
[ 80.284147][ T4264] ? __mutex_trylock_common+0x14f/0x250
[ 80.289701][ T4264] hci_le_meta_evt+0x289/0x3b80
[ 80.294552][ T4264] ? hci_event_packet+0x36d/0x12f0
[ 80.299660][ T4264] ? hci_event_packet+0x2e2/0x12f0
[ 80.304770][ T4264] ? __lock_acquire+0x7c60/0x7c60
[ 80.309798][ T4264] ? hci_remote_host_features_evt+0x280/0x280
[ 80.315865][ T4264] ? __mutex_unlock_slowpath+0x19e/0x6a0
[ 80.321499][ T4264] ? mark_lock+0x94/0x320
[ 80.325825][ T4264] ? mutex_unlock+0x10/0x10
[ 80.330321][ T4264] ? lockdep_hardirqs_on_prepare+0x3fc/0x760
[ 80.336297][ T4264] ? lock_chain_count+0x20/0x20
[ 80.341145][ T4264] ? __rwlock_init+0x140/0x140
[ 80.345904][ T4264] hci_event_packet+0xe05/0x12f0
[ 80.350848][ T4264] ? lockdep_hardirqs_on+0x94/0x140
[ 80.356044][ T4264] ? rcu_lock_release+0x20/0x20
[ 80.360910][ T4264] ? hci_send_to_monitor+0x9c/0x4a0
[ 80.366106][ T4264] hci_rx_work+0x255/0xa10
[ 80.370526][ T4264] process_one_work+0x863/0x1000
[ 80.375470][ T4264] ? worker_detach_from_pool+0x240/0x240
[ 80.381113][ T4264] ? lockdep_hardirqs_off+0x70/0x100
[ 80.386395][ T4264] ? _raw_spin_lock_irq+0xab/0xe0
[ 80.391414][ T4264] ? _raw_spin_lock_irqsave+0xf0/0xf0
[ 80.396791][ T4264] ? wq_worker_running+0x97/0x170
[ 80.401807][ T4264] worker_thread+0xaa8/0x12a0
[ 80.406501][ T4264] kthread+0x436/0x520
[ 80.410566][ T4264] ? rcu_lock_release+0x20/0x20
[ 80.415431][ T4264] ? kthread_blkcg+0xd0/0xd0
[ 80.420017][ T4264] ret_from_fork+0x1f/0x30
[ 80.424439][ T4264]
[ 80.429232][ T4264] kobject_add_internal failed for hci0:201 with -EEXIST, don't try to register things with the same name in the same directory.
[ 80.442514][ T4264] Bluetooth: hci0: failed to register connection device
[ 80.465669][ T4264] sysfs: cannot create duplicate filename '/devices/virtual/bluetooth/hci0/hci0:201'
[ 80.475345][ T4264] CPU: 0 PID: 4264 Comm: kworker/u5:1 Not tainted syzkaller #0
[ 80.482887][ T4264] Hardware name: Google Google Compute Engine/Google Compute Engine, BIOS Google 08/18/2025
[ 80.492957][ T4264] Workqueue: hci0 hci_rx_work
[ 80.497632][ T4264] Call Trace:
[ 80.500907][ T4264]
[ 80.503833][ T4264] dump_stack_lvl+0x168/0x230
[ 80.508508][ T4264] ? show_regs_print_info+0x20/0x20
[ 80.513708][ T4264] ? load_image+0x3b0/0x3b0
[ 80.518215][ T4264] sysfs_create_dir_ns+0x252/0x280
[ 80.523324][ T4264] ? __lock_acquire+0x7c60/0x7c60
[ 80.528371][ T4264] ? sysfs_warn_dup+0xa0/0xa0
[ 80.533070][ T4264] ? le_conn_complete_evt+0xcbc/0x1590
[ 80.538526][ T4264] ? hci_event_packet+0xe05/0x12f0
[ 80.543632][ T4264] ? process_one_work+0x863/0x1000
[ 80.548741][ T4264] ? do_raw_spin_unlock+0x11d/0x230
[ 80.553934][ T4264] kobject_add_internal+0x662/0xd00
[ 80.559144][ T4264] kobject_add+0x152/0x210
[ 80.563591][ T4264] ? kobject_init+0x1d0/0x1d0
[ 80.568264][ T4264] ? klist_children_get+0x50/0x50
[ 80.573278][ T4264] ? get_device_parent+0x121/0x3f0
[ 80.578392][ T4264] device_add+0x483/0xfb0
[ 80.582747][ T4264] hci_conn_add_sysfs+0xd1/0x1e0
[ 80.587685][ T4264] le_conn_complete_evt+0xcbc/0x1590
[ 80.592981][ T4264] ? cs_le_create_conn+0x5e0/0x5e0
[ 80.598086][ T4264] ? __mutex_trylock_common+0x14f/0x250
[ 80.603632][ T4264] hci_le_meta_evt+0x289/0x3b80
[ 80.608484][ T4264] ? hci_event_packet+0x36d/0x12f0
[ 80.613595][ T4264] ? hci_event_packet+0x2e2/0x12f0
[ 80.618702][ T4264] ? __lock_acquire+0x7c60/0x7c60
[ 80.623727][ T4264] ? hci_remote_host_features_evt+0x280/0x280
[ 80.629788][ T4264] ? __mutex_unlock_slowpath+0x19e/0x6a0
[ 80.635420][ T4264] ? mark_lock+0x94/0x320
[ 80.639745][ T4264] ? mutex_unlock+0x10/0x10
[ 80.644243][ T4264] ? lockdep_hardirqs_on_prepare+0x3fc/0x760
[ 80.650213][ T4264] ? lock_chain_count+0x20/0x20
[ 80.655054][ T4264] ? __rwlock_init+0x140/0x140
[ 80.659815][ T4264] hci_event_packet+0xe05/0x12f0
[ 80.664750][ T4264] ? lockdep_hardirqs_on+0x94/0x140
[ 80.669943][ T4264] ? rcu_lock_release+0x20/0x20
[ 80.674800][ T4264] ? hci_send_to_monitor+0x9c/0x4a0
[ 80.680003][ T4264] hci_rx_work+0x255/0xa10
[ 80.684422][ T4264] process_one_work+0x863/0x1000
[ 80.689378][ T4264] ? worker_detach_from_pool+0x240/0x240
[ 80.695007][ T4264] ? lockdep_hardirqs_off+0x70/0x100
[ 80.700289][ T4264] ? _raw_spin_lock_irq+0xab/0xe0
[ 80.705314][ T4264] ? _raw_spin_lock_irqsave+0xf0/0xf0
[ 80.710695][ T4264] ? wq_worker_running+0x97/0x170
[ 80.715714][ T4264] worker_thread+0xaa8/0x12a0
[ 80.720403][ T4264] kthread+0x436/0x520
[ 80.724465][ T4264] ? rcu_lock_release+0x20/0x20
[ 80.729310][ T4264] ? kthread_blkcg+0xd0/0xd0
[ 80.733901][ T4264] ret_from_fork+0x1f/0x30
[ 80.738341][ T4264]
[ 80.744158][ T4264] kobject_add_internal failed for hci0:201 with -EEXIST, don't try to register things with the same name in the same directory.
[ 80.757436][ T4264] Bluetooth: hci0: failed to register connection device
[ 80.781360][ T4264] sysfs: cannot create duplicate filename '/devices/virtual/bluetooth/hci0/hci0:201'
[ 80.791125][ T4264] CPU: 0 PID: 4264 Comm: kworker/u5:1 Not tainted syzkaller #0
[ 80.798677][ T4264] Hardware name: Google Google Compute Engine/Google Compute Engine, BIOS Google 08/18/2025
[ 80.808745][ T4264] Workqueue: hci0 hci_rx_work
[ 80.813431][ T4264] Call Trace:
[ 80.816705][ T4264]
[ 80.819631][ T4264] dump_stack_lvl+0x168/0x230
[ 80.824313][ T4264] ? show_regs_print_info+0x20/0x20
[ 80.829510][ T4264] ? load_image+0x3b0/0x3b0
[ 80.834033][ T4264] sysfs_create_dir_ns+0x252/0x280
[ 80.839140][ T4264] ? __lock_acquire+0x7c60/0x7c60
[ 80.844163][ T4264] ? sysfs_warn_dup+0xa0/0xa0
[ 80.848848][ T4264] ? le_conn_complete_evt+0xcbc/0x1590
[ 80.854331][ T4264] ? hci_event_packet+0xe05/0x12f0
[ 80.859447][ T4264] ? process_one_work+0x863/0x1000
[ 80.864582][ T4264] ? do_raw_spin_unlock+0x11d/0x230
[ 80.869783][ T4264] kobject_add_internal+0x662/0xd00
[ 80.874978][ T4264] kobject_add+0x152/0x210
[ 80.879389][ T4264] ? kobject_init+0x1d0/0x1d0
[ 80.884061][ T4264] ? klist_children_get+0x50/0x50
[ 80.889088][ T4264] ? get_device_parent+0x121/0x3f0
[ 80.894214][ T4264] device_add+0x483/0xfb0
[ 80.898562][ T4264] hci_conn_add_sysfs+0xd1/0x1e0
[ 80.903534][ T4264] le_conn_complete_evt+0xcbc/0x1590
[ 80.908841][ T4264] ? cs_le_create_conn+0x5e0/0x5e0
[ 80.913963][ T4264] ? __mutex_trylock_common+0x14f/0x250
[ 80.919509][ T4264] hci_le_meta_evt+0x289/0x3b80
[ 80.924364][ T4264] ? hci_event_packet+0x36d/0x12f0
[ 80.929478][ T4264] ? hci_event_packet+0x2e2/0x12f0
[ 80.934606][ T4264] ? __lock_acquire+0x7c60/0x7c60
[ 80.939638][ T4264] ? hci_remote_host_features_evt+0x280/0x280
[ 80.945702][ T4264] ? __mutex_unlock_slowpath+0x19e/0x6a0
[ 80.951332][ T4264] ? mark_lock+0x94/0x320
[ 80.955669][ T4264] ? mutex_unlock+0x10/0x10
[ 80.960181][ T4264] ? lockdep_hardirqs_on_prepare+0x3fc/0x760
[ 80.966166][ T4264] ? lock_chain_count+0x20/0x20
[ 80.971032][ T4264] ? __rwlock_init+0x140/0x140
[ 80.975800][ T4264] hci_event_packet+0xe05/0x12f0
[ 80.980738][ T4264] ? lockdep_hardirqs_on+0x94/0x140
[ 80.985936][ T4264] ? rcu_lock_release+0x20/0x20
[ 80.990790][ T4264] ? hci_send_to_monitor+0x9c/0x4a0
[ 80.996016][ T4264] hci_rx_work+0x255/0xa10
[ 81.000493][ T4264] process_one_work+0x863/0x1000
[ 81.005470][ T4264] ? worker_detach_from_pool+0x240/0x240
[ 81.011113][ T4264] ? lockdep_hardirqs_off+0x70/0x100
[ 81.016400][ T4264] ? _raw_spin_lock_irq+0xab/0xe0
[ 81.021445][ T4264] ? _raw_spin_lock_irqsave+0xf0/0xf0
[ 81.026820][ T4264] ? wq_worker_running+0x97/0x170
[ 81.031845][ T4264] worker_thread+0xaa8/0x12a0
[ 81.036572][ T4264] kthread+0x436/0x520
[ 81.040659][ T4264] ? rcu_lock_release+0x20/0x20
[ 81.045502][ T4264] ? kthread_blkcg+0xd0/0xd0
[ 81.050097][ T4264] ret_from_fork+0x1f/0x30
[ 81.054554][ T4264]
[ 81.060578][ T4264] kobject_add_internal failed for hci0:201 with -EEXIST, don't try to register things with the same name in the same directory.
[ 81.074207][ T4264] Bluetooth: hci0: failed to register connection device
[ 81.099480][ T4264] sysfs: cannot create duplicate filename '/devices/virtual/bluetooth/hci0/hci0:201'
[ 81.109248][ T4264] CPU: 0 PID: 4264 Comm: kworker/u5:1 Not tainted syzkaller #0
[ 81.116816][ T4264] Hardware name: Google Google Compute Engine/Google Compute Engine, BIOS Google 08/18/2025
[ 81.126871][ T4264] Workqueue: hci0 hci_rx_work
[ 81.131555][ T4264] Call Trace:
[ 81.134829][ T4264]
[ 81.137751][ T4264] dump_stack_lvl+0x168/0x230
[ 81.142453][ T4264] ? show_regs_print_info+0x20/0x20
[ 81.147653][ T4264] ? load_image+0x3b0/0x3b0
[ 81.152159][ T4264] sysfs_create_dir_ns+0x252/0x280
[ 81.157276][ T4264] ? __lock_acquire+0x7c60/0x7c60
[ 81.162306][ T4264] ? sysfs_warn_dup+0xa0/0xa0
[ 81.167006][ T4264] ? le_conn_complete_evt+0xcbc/0x1590
[ 81.172459][ T4264] ? hci_event_packet+0xe05/0x12f0
[ 81.177565][ T4264] ? process_one_work+0x863/0x1000
[ 81.182668][ T4264] ? do_raw_spin_unlock+0x11d/0x230
[ 81.187887][ T4264] kobject_add_internal+0x662/0xd00
[ 81.193098][ T4264] kobject_add+0x152/0x210
[ 81.197701][ T4264] ? kobject_init+0x1d0/0x1d0
[ 81.202375][ T4264] ? klist_children_get+0x50/0x50
[ 81.207392][ T4264] ? get_device_parent+0x121/0x3f0
[ 81.212504][ T4264] device_add+0x483/0xfb0
[ 81.216837][ T4264] hci_conn_add_sysfs+0xd1/0x1e0
[ 81.221779][ T4264] le_conn_complete_evt+0xcbc/0x1590
[ 81.227069][ T4264] ? cs_le_create_conn+0x5e0/0x5e0
[ 81.232179][ T4264] ? __mutex_trylock_common+0x14f/0x250
[ 81.237727][ T4264] hci_le_meta_evt+0x289/0x3b80
[ 81.242585][ T4264] ? hci_event_packet+0x36d/0x12f0
[ 81.247708][ T4264] ? hci_event_packet+0x2e2/0x12f0
[ 81.252813][ T4264] ? __lock_acquire+0x7c60/0x7c60
[ 81.257839][ T4264] ? hci_remote_host_features_evt+0x280/0x280
[ 81.263903][ T4264] ? __mutex_unlock_slowpath+0x19e/0x6a0
[ 81.269529][ T4264] ? mark_lock+0x94/0x320
[ 81.273856][ T4264] ? mutex_unlock+0x10/0x10
[ 81.278355][ T4264] ? lockdep_hardirqs_on_prepare+0x3fc/0x760
[ 81.284334][ T4264] ? lock_chain_count+0x20/0x20
[ 81.289181][ T4264] ? __rwlock_init+0x140/0x140
[ 81.293955][ T4264] hci_event_packet+0xe05/0x12f0
[ 81.298893][ T4264] ? lockdep_hardirqs_on+0x94/0x140
[ 81.304097][ T4264] ? rcu_lock_release+0x20/0x20
[ 81.308949][ T4264] ? hci_send_to_monitor+0x9c/0x4a0
[ 81.314166][ T4264] hci_rx_work+0x255/0xa10
[ 81.318597][ T4264] process_one_work+0x863/0x1000
[ 81.323557][ T4264] ? worker_detach_from_pool+0x240/0x240
[ 81.329182][ T4264] ? lockdep_hardirqs_off+0x70/0x100
[ 81.334466][ T4264] ? _raw_spin_lock_irq+0xab/0xe0
[ 81.339505][ T4264] ? _raw_spin_lock_irqsave+0xf0/0xf0
[ 81.344875][ T4264] ? wq_worker_running+0x97/0x170
[ 81.349902][ T4264] worker_thread+0xaa8/0x12a0
[ 81.354600][ T4264] kthread+0x436/0x520
[ 81.358671][ T4264] ? rcu_lock_release+0x20/0x20
[ 81.363524][ T4264] ? kthread_blkcg+0xd0/0xd0
[ 81.368118][ T4264] ret_from_fork+0x1f/0x30
[ 81.372559][ T4264]
[ 81.380384][ T4264] kobject_add_internal failed for hci0:201 with -EEXIST, don't try to register things with the same name in the same directory.
[ 81.394218][ T4264] Bluetooth: hci0: failed to register connection device
[ 81.404290][ T4264] ==================================================================
[ 81.412622][ T4264] BUG: KASAN: use-after-free in l2cap_connect_cfm+0x6ff/0x10d0
[ 81.420208][ T4264] Read of size 8 at addr ffff88807bfde488 by task kworker/u5:1/4264
[ 81.428204][ T4264]
[ 81.430557][ T4264] CPU: 0 PID: 4264 Comm: kworker/u5:1 Not tainted syzkaller #0
[ 81.438114][ T4264] Hardware name: Google Google Compute Engine/Google Compute Engine, BIOS Google 08/18/2025
[ 81.448180][ T4264] Workqueue: hci0 hci_rx_work
[ 81.452879][ T4264] Call Trace:
[ 81.456158][ T4264]
[ 81.459089][ T4264] dump_stack_lvl+0x168/0x230
[ 81.463786][ T4264] ? show_regs_print_info+0x20/0x20
[ 81.469000][ T4264] ? load_image+0x3b0/0x3b0
[ 81.473521][ T4264] ? _raw_spin_lock_irqsave+0xb0/0xf0
[ 81.478890][ T4264] ? __mutex_unlock_slowpath+0x406/0x6a0
[ 81.484515][ T4264] print_address_description+0x60/0x2d0
[ 81.490055][ T4264] ? l2cap_connect_cfm+0x6ff/0x10d0
[ 81.495249][ T4264] kasan_report+0xdf/0x130
[ 81.499663][ T4264] ? l2cap_connect_cfm+0x6ff/0x10d0
[ 81.504855][ T4264] l2cap_connect_cfm+0x6ff/0x10d0
[ 81.509880][ T4264] ? l2cap_ertm_resend+0x1070/0x1070
[ 81.515163][ T4264] ? l2cap_ertm_resend+0x1070/0x1070
[ 81.520442][ T4264] le_conn_complete_evt+0xdaf/0x1590
[ 81.525746][ T4264] ? cs_le_create_conn+0x5e0/0x5e0
[ 81.530855][ T4264] ? __mutex_trylock_common+0x14f/0x250
[ 81.536405][ T4264] hci_le_meta_evt+0x289/0x3b80
[ 81.541255][ T4264] ? hci_event_packet+0x36d/0x12f0
[ 81.546364][ T4264] ? hci_event_packet+0x2e2/0x12f0
[ 81.551477][ T4264] ? __lock_acquire+0x7c60/0x7c60
[ 81.556508][ T4264] ? hci_remote_host_features_evt+0x280/0x280
[ 81.562595][ T4264] ? __mutex_unlock_slowpath+0x19e/0x6a0
[ 81.568257][ T4264] ? mark_lock+0x94/0x320
[ 81.572585][ T4264] ? mutex_unlock+0x10/0x10
[ 81.577080][ T4264] ? lockdep_hardirqs_on_prepare+0x3fc/0x760
[ 81.583057][ T4264] ? lock_chain_count+0x20/0x20
[ 81.587905][ T4264] ? __rwlock_init+0x140/0x140
[ 81.592667][ T4264] hci_event_packet+0xe05/0x12f0
[ 81.597606][ T4264] ? lockdep_hardirqs_on+0x94/0x140
[ 81.602885][ T4264] ? rcu_lock_release+0x20/0x20
[ 81.607737][ T4264] ? hci_send_to_monitor+0x9c/0x4a0
[ 81.612944][ T4264] hci_rx_work+0x255/0xa10
[ 81.617359][ T4264] process_one_work+0x863/0x1000
[ 81.622298][ T4264] ? worker_detach_from_pool+0x240/0x240
[ 81.627930][ T4264] ? lockdep_hardirqs_off+0x70/0x100
[ 81.633206][ T4264] ? _raw_spin_lock_irq+0xab/0xe0
[ 81.638224][ T4264] ? _raw_spin_lock_irqsave+0xf0/0xf0
[ 81.643627][ T4264] ? wq_worker_running+0x97/0x170
[ 81.648685][ T4264] worker_thread+0xaa8/0x12a0
[ 81.653379][ T4264] kthread+0x436/0x520
[ 81.657446][ T4264] ? rcu_lock_release+0x20/0x20
[ 81.662304][ T4264] ? kthread_blkcg+0xd0/0xd0
[ 81.666894][ T4264] ret_from_fork+0x1f/0x30
[ 81.671314][ T4264]
[ 81.674332][ T4264]
[ 81.676643][ T4264] Allocated by task 4264:
[ 81.680951][ T4264] __kasan_kmalloc+0xb5/0xf0
[ 81.685562][ T4264] l2cap_chan_create+0x4c/0x730
[ 81.690408][ T4264] l2cap_sock_alloc+0x13a/0x200
[ 81.695247][ T4264] l2cap_sock_new_connection_cb+0xd1/0x1c0
[ 81.701052][ T4264] l2cap_connect_cfm+0x35d/0x10d0
[ 81.706081][ T4264] le_conn_complete_evt+0xdaf/0x1590
[ 81.711359][ T4264] hci_le_meta_evt+0x289/0x3b80
[ 81.716207][ T4264] hci_event_packet+0xe05/0x12f0
[ 81.721148][ T4264] hci_rx_work+0x255/0xa10
[ 81.725557][ T4264] process_one_work+0x863/0x1000
[ 81.730492][ T4264] worker_thread+0xaa8/0x12a0
[ 81.735161][ T4264] kthread+0x436/0x520
[ 81.739233][ T4264] ret_from_fork+0x1f/0x30
[ 81.743644][ T4264]
[ 81.745957][ T4264] Freed by task 4357:
[ 81.749942][ T4264] kasan_set_track+0x4b/0x70
[ 81.754524][ T4264] kasan_set_free_info+0x1f/0x40
[ 81.759455][ T4264] ____kasan_slab_free+0xd5/0x110
[ 81.764469][ T4264] slab_free_freelist_hook+0xea/0x170
[ 81.769834][ T4264] kfree+0xef/0x2a0
[ 81.773636][ T4264] l2cap_sock_cleanup_listen+0xea/0x270
[ 81.779172][ T4264] l2cap_sock_release+0x66/0x1e0
[ 81.784098][ T4264] sock_close+0xd5/0x240
[ 81.788336][ T4264] __fput+0x234/0x930
[ 81.792308][ T4264] task_work_run+0x125/0x1a0
[ 81.796888][ T4264] exit_to_user_mode_loop+0x10f/0x130
[ 81.802248][ T4264] exit_to_user_mode_prepare+0xee/0x180
[ 81.807788][ T4264] syscall_exit_to_user_mode+0x16/0x40
[ 81.813259][ T4264] do_syscall_64+0x58/0xa0
[ 81.817673][ T4264] entry_SYSCALL_64_after_hwframe+0x66/0xd0
[ 81.823581][ T4264]
[ 81.825895][ T4264] The buggy address belongs to the object at ffff88807bfde000
[ 81.825895][ T4264] which belongs to the cache kmalloc-2k of size 2048
[ 81.839931][ T4264] The buggy address is located 1160 bytes inside of
[ 81.839931][ T4264] 2048-byte region [ffff88807bfde000, ffff88807bfde800)
[ 81.853407][ T4264] The buggy address belongs to the page:
[ 81.859036][ T4264] page:ffffea0001eff600 refcount:1 mapcount:0 mapping:0000000000000000 index:0x0 pfn:0x7bfd8
[ 81.869195][ T4264] head:ffffea0001eff600 order:3 compound_mapcount:0 compound_pincount:0
[ 81.877507][ T4264] flags: 0xfff00000010200(slab|head|node=0|zone=1|lastcpupid=0x7ff)
[ 81.885476][ T4264] raw: 00fff00000010200 0000000000000000 dead000000000122 ffff888016842000
[ 81.894049][ T4264] raw: 0000000000000000 0000000080080008 00000001ffffffff 0000000000000000
[ 81.902611][ T4264] page dumped because: kasan: bad access detected
[ 81.909012][ T4264] page_owner tracks the page as allocated
[ 81.914715][ T4264] page last allocated via order 3, migratetype Unmovable, gfp_mask 0x152a20(GFP_ATOMIC|__GFP_NOWARN|__GFP_NORETRY|__GFP_COMP|__GFP_HARDWALL), pid 4264, ts 80764463869, free_ts 80463257214
[ 81.933120][ T4264] get_page_from_freelist+0x1b77/0x1c60
[ 81.938660][ T4264] __alloc_pages+0x1e1/0x470
[ 81.943240][ T4264] new_slab+0xc0/0x4b0
[ 81.947293][ T4264] ___slab_alloc+0x81e/0xdf0
[ 81.951881][ T4264] kmem_cache_alloc_trace+0x1a5/0x2a0
[ 81.957246][ T4264] l2cap_chan_create+0x4c/0x730
[ 81.962100][ T4264] l2cap_sock_alloc+0x13a/0x200
[ 81.966977][ T4264] l2cap_sock_new_connection_cb+0xd1/0x1c0
[ 81.972787][ T4264] l2cap_connect_cfm+0x35d/0x10d0
[ 81.977797][ T4264] le_conn_complete_evt+0xdaf/0x1590
[ 81.983070][ T4264] hci_le_meta_evt+0x289/0x3b80
[ 81.987907][ T4264] hci_event_packet+0xe05/0x12f0
[ 81.992831][ T4264] hci_rx_work+0x255/0xa10
[ 81.997242][ T4264] process_one_work+0x863/0x1000
[ 82.002167][ T4264] worker_thread+0xaa8/0x12a0
[ 82.006828][ T4264] kthread+0x436/0x520
[ 82.010890][ T4264] page last free stack trace:
[ 82.015558][ T4264] free_unref_page_prepare+0x637/0x6c0
[ 82.021009][ T4264] free_unref_page+0x94/0x280
[ 82.025682][ T4264] __unfreeze_partials+0x1a5/0x200
[ 82.030782][ T4264] put_cpu_partial+0x12d/0x190
[ 82.035538][ T4264] qlist_free_all+0x35/0x90
[ 82.040039][ T4264] kasan_quarantine_reduce+0x150/0x160
[ 82.045498][ T4264] __kasan_slab_alloc+0x2f/0xd0
[ 82.050339][ T4264] slab_post_alloc_hook+0x4c/0x380
[ 82.055439][ T4264] kmem_cache_alloc+0x100/0x290
[ 82.060280][ T4264] ptlock_alloc+0x1c/0x60
[ 82.064622][ T4264] pte_alloc_one+0xc5/0x2f0
[ 82.069132][ T4264] handle_mm_fault+0x2518/0x43c0
[ 82.074060][ T4264] do_user_addr_fault+0x489/0xc80
[ 82.079083][ T4264] exc_page_fault+0x60/0x100
[ 82.083665][ T4264] asm_exc_page_fault+0x22/0x30
[ 82.088510][ T4264]
[ 82.090831][ T4264] Memory state around the buggy address:
[ 82.096449][ T4264] ffff88807bfde380: fb fb fb fb fb fb fb fb fb fb fb fb fb fb fb fb
[ 82.104496][ T4264] ffff88807bfde400: fb fb fb fb fb fb fb fb fb fb fb fb fb fb fb fb
[ 82.112556][ T4264] >ffff88807bfde480: fb fb fb fb fb fb fb fb fb fb fb fb fb fb fb fb
[ 82.120606][ T4264] ^
[ 82.124925][ T4264] ffff88807bfde500: fb fb fb fb fb fb fb fb fb fb fb fb fb fb fb fb
[ 82.132979][ T4264] ffff88807bfde580: fb fb fb fb fb fb fb fb fb fb fb fb fb fb fb fb
[ 82.141029][ T4264] ==================================================================
[ 82.149080][ T4264] Disabling lock debugging due to kernel taint
[ 82.166499][ T4264] Kernel panic - not syncing: KASAN: panic_on_warn set ...
[ 82.173719][ T4264] CPU: 1 PID: 4264 Comm: kworker/u5:1 Tainted: G B syzkaller #0
[ 82.182659][ T4264] Hardware name: Google Google Compute Engine/Google Compute Engine, BIOS Google 08/18/2025
[ 82.192720][ T4264] Workqueue: hci0 hci_rx_work
[ 82.197410][ T4264] Call Trace:
[ 82.200701][ T4264]
[ 82.203661][ T4264] dump_stack_lvl+0x168/0x230
[ 82.208360][ T4264] ? show_regs_print_info+0x20/0x20
[ 82.213573][ T4264] ? load_image+0x3b0/0x3b0
[ 82.218091][ T4264] panic+0x2c9/0x7f0
[ 82.222000][ T4264] ? bpf_jit_dump+0xd0/0xd0
[ 82.226594][ T4264] ? _raw_spin_unlock_irqrestore+0xf6/0x100
[ 82.232499][ T4264] ? _raw_spin_unlock+0x40/0x40
[ 82.237360][ T4264] ? l2cap_connect_cfm+0x6ff/0x10d0
[ 82.242655][ T4264] check_panic_on_warn+0x80/0xa0
[ 82.247614][ T4264] ? l2cap_connect_cfm+0x6ff/0x10d0
[ 82.252838][ T4264] end_report+0x6d/0xf0
[ 82.256996][ T4264] kasan_report+0x102/0x130
[ 82.261525][ T4264] ? l2cap_connect_cfm+0x6ff/0x10d0
[ 82.266731][ T4264] l2cap_connect_cfm+0x6ff/0x10d0
[ 82.271763][ T4264] ? l2cap_ertm_resend+0x1070/0x1070
[ 82.277067][ T4264] ? l2cap_ertm_resend+0x1070/0x1070
[ 82.282365][ T4264] le_conn_complete_evt+0xdaf/0x1590
[ 82.287666][ T4264] ? cs_le_create_conn+0x5e0/0x5e0
[ 82.292788][ T4264] ? __mutex_trylock_common+0x14f/0x250
[ 82.298361][ T4264] hci_le_meta_evt+0x289/0x3b80
[ 82.303227][ T4264] ? hci_event_packet+0x36d/0x12f0
[ 82.308378][ T4264] ? hci_event_packet+0x2e2/0x12f0
[ 82.313503][ T4264] ? __lock_acquire+0x7c60/0x7c60
[ 82.318542][ T4264] ? hci_remote_host_features_evt+0x280/0x280
[ 82.324624][ T4264] ? __mutex_unlock_slowpath+0x19e/0x6a0
[ 82.330269][ T4264] ? mark_lock+0x94/0x320
[ 82.334615][ T4264] ? mutex_unlock+0x10/0x10
[ 82.339146][ T4264] ? lockdep_hardirqs_on_prepare+0x3fc/0x760
[ 82.345120][ T4264] ? lock_chain_count+0x20/0x20
[ 82.349960][ T4264] ? __rwlock_init+0x140/0x140
[ 82.354734][ T4264] hci_event_packet+0xe05/0x12f0
[ 82.359667][ T4264] ? lockdep_hardirqs_on+0x94/0x140
[ 82.364868][ T4264] ? rcu_lock_release+0x20/0x20
[ 82.369709][ T4264] ? hci_send_to_monitor+0x9c/0x4a0
[ 82.374907][ T4264] hci_rx_work+0x255/0xa10
[ 82.379311][ T4264] process_one_work+0x863/0x1000
[ 82.384259][ T4264] ? worker_detach_from_pool+0x240/0x240
[ 82.390008][ T4264] ? lockdep_hardirqs_off+0x70/0x100
[ 82.395298][ T4264] ? _raw_spin_lock_irq+0xab/0xe0
[ 82.400315][ T4264] ? _raw_spin_lock_irqsave+0xf0/0xf0
[ 82.405687][ T4264] ? wq_worker_running+0x97/0x170
[ 82.410698][ T4264] worker_thread+0xaa8/0x12a0
[ 82.415376][ T4264] kthread+0x436/0x520
[ 82.419441][ T4264] ? rcu_lock_release+0x20/0x20
[ 82.424282][ T4264] ? kthread_blkcg+0xd0/0xd0
[ 82.428857][ T4264] ret_from_fork+0x1f/0x30
[ 82.433274][ T4264]
[ 82.436654][ T4264] Kernel Offset: disabled
[ 82.440984][ T4264] Rebooting in 86400 seconds..