Warning: Permanently added '10.128.0.128' (ED25519) to the list of known hosts. 2026/05/04 19:04:04 parsed 1 programs [ 79.665085][ T4284] cgroup: Unknown subsys name 'net' [ 79.766419][ T4284] cgroup: Unknown subsys name 'rlimit' Setting up swapspace version 1, size = 127995904 bytes [ 81.477134][ T4284] Adding 124996k swap on ./swap-file. Priority:0 extents:1 across:124996k FS [ 84.106296][ T4306] chnl_net:caif_netlink_parms(): no params data found [ 84.173801][ T4306] bridge0: port 1(bridge_slave_0) entered blocking state [ 84.182291][ T4306] bridge0: port 1(bridge_slave_0) entered disabled state [ 84.191804][ T4306] device bridge_slave_0 entered promiscuous mode [ 84.202827][ T4306] bridge0: port 2(bridge_slave_1) entered blocking state [ 84.210971][ T4306] bridge0: port 2(bridge_slave_1) entered disabled state [ 84.219283][ T4306] device bridge_slave_1 entered promiscuous mode [ 84.251251][ T4306] bond0: (slave bond_slave_0): Enslaving as an active interface with an up link [ 84.274418][ T4306] bond0: (slave bond_slave_1): Enslaving as an active interface with an up link [ 84.302013][ T4306] team0: Port device team_slave_0 added [ 84.309332][ T4306] team0: Port device team_slave_1 added [ 84.327191][ T4306] batman_adv: batadv0: Adding interface: batadv_slave_0 [ 84.335205][ T4306] 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. [ 84.362915][ T4306] batman_adv: batadv0: Not using interface batadv_slave_0 (retrying later): interface not active [ 84.376059][ T4306] batman_adv: batadv0: Adding interface: batadv_slave_1 [ 84.383755][ T4306] 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. [ 84.412844][ T4306] batman_adv: batadv0: Not using interface batadv_slave_1 (retrying later): interface not active [ 84.453202][ T4306] device hsr_slave_0 entered promiscuous mode [ 84.461183][ T4306] device hsr_slave_1 entered promiscuous mode [ 84.576394][ T4306] netdevsim netdevsim0 netdevsim0: renamed from eth0 [ 84.588247][ T4306] netdevsim netdevsim0 netdevsim1: renamed from eth1 [ 84.598866][ T4306] netdevsim netdevsim0 netdevsim2: renamed from eth2 [ 84.614607][ T4306] netdevsim netdevsim0 netdevsim3: renamed from eth3 [ 84.686309][ T4306] 8021q: adding VLAN 0 to HW filter on device bond0 [ 84.705868][ T9] IPv6: ADDRCONF(NETDEV_CHANGE): veth1: link becomes ready [ 84.716802][ T9] IPv6: ADDRCONF(NETDEV_CHANGE): veth0: link becomes ready [ 84.733161][ T4306] 8021q: adding VLAN 0 to HW filter on device team0 [ 84.744207][ T9] IPv6: ADDRCONF(NETDEV_CHANGE): veth0_to_bridge: link becomes ready [ 84.755244][ T9] IPv6: ADDRCONF(NETDEV_CHANGE): bridge_slave_0: link becomes ready [ 84.765256][ T9] bridge0: port 1(bridge_slave_0) entered blocking state [ 84.773084][ T9] bridge0: port 1(bridge_slave_0) entered forwarding state [ 84.783764][ T9] IPv6: ADDRCONF(NETDEV_CHANGE): bridge0: link becomes ready [ 84.798499][ T9] IPv6: ADDRCONF(NETDEV_CHANGE): veth1_to_bridge: link becomes ready [ 84.807776][ T9] IPv6: ADDRCONF(NETDEV_CHANGE): bridge_slave_1: link becomes ready [ 84.817174][ T9] bridge0: port 2(bridge_slave_1) entered blocking state [ 84.825010][ T9] bridge0: port 2(bridge_slave_1) entered forwarding state [ 84.839507][ T9] IPv6: ADDRCONF(NETDEV_CHANGE): veth0_to_bond: link becomes ready [ 84.858020][ T9] IPv6: ADDRCONF(NETDEV_CHANGE): veth1_to_bond: link becomes ready [ 84.873269][ T9] IPv6: ADDRCONF(NETDEV_CHANGE): team_slave_0: link becomes ready [ 84.882761][ T9] IPv6: ADDRCONF(NETDEV_CHANGE): team0: link becomes ready [ 84.896909][ T9] IPv6: ADDRCONF(NETDEV_CHANGE): team_slave_1: link becomes ready [ 84.914956][ T9] IPv6: ADDRCONF(NETDEV_CHANGE): hsr_slave_0: link becomes ready [ 84.929079][ T9] IPv6: ADDRCONF(NETDEV_CHANGE): hsr_slave_1: link becomes ready [ 84.942851][ T4306] IPv6: ADDRCONF(NETDEV_CHANGE): hsr0: link becomes ready [ 85.148432][ T9] IPv6: ADDRCONF(NETDEV_CHANGE): vxcan1: link becomes ready [ 85.157466][ T9] IPv6: ADDRCONF(NETDEV_CHANGE): vxcan0: link becomes ready [ 85.170770][ T4306] 8021q: adding VLAN 0 to HW filter on device batadv0 [ 85.195585][ T11] IPv6: ADDRCONF(NETDEV_CHANGE): veth0_virt_wifi: link becomes ready [ 85.215146][ T11] IPv6: ADDRCONF(NETDEV_CHANGE): veth0_vlan: link becomes ready [ 85.225133][ T11] IPv6: ADDRCONF(NETDEV_CHANGE): vlan0: link becomes ready [ 85.234228][ T11] IPv6: ADDRCONF(NETDEV_CHANGE): vlan1: link becomes ready [ 85.244784][ T4306] device veth0_vlan entered promiscuous mode [ 85.257154][ T4306] device veth1_vlan entered promiscuous mode [ 85.272132][ T46] IPv6: ADDRCONF(NETDEV_CHANGE): macvlan0: link becomes ready [ 85.282708][ T46] IPv6: ADDRCONF(NETDEV_CHANGE): macvlan1: link becomes ready [ 85.299055][ T46] IPv6: ADDRCONF(NETDEV_CHANGE): veth1_macvtap: link becomes ready [ 85.309495][ T46] IPv6: ADDRCONF(NETDEV_CHANGE): veth0_macvtap: link becomes ready [ 85.320458][ T4306] device veth0_macvtap entered promiscuous mode [ 85.332829][ T4306] device veth1_macvtap entered promiscuous mode [ 85.349303][ T4306] batman_adv: batadv0: Interface activated: batadv_slave_0 [ 85.357326][ T46] IPv6: ADDRCONF(NETDEV_CHANGE): macvtap0: link becomes ready [ 85.367451][ T46] IPv6: ADDRCONF(NETDEV_CHANGE): macsec0: link becomes ready [ 85.376763][ T46] IPv6: ADDRCONF(NETDEV_CHANGE): batadv_slave_0: link becomes ready [ 85.386737][ T46] IPv6: ADDRCONF(NETDEV_CHANGE): veth0_to_batadv: link becomes ready [ 85.400023][ T4306] batman_adv: batadv0: Interface activated: batadv_slave_1 [ 85.409550][ T32] IPv6: ADDRCONF(NETDEV_CHANGE): batadv_slave_1: link becomes ready [ 85.420591][ T32] IPv6: ADDRCONF(NETDEV_CHANGE): veth1_to_batadv: link becomes ready [ 85.434035][ T4306] netdevsim netdevsim0 netdevsim0: set [1, 0] type 2 family 0 port 6081 - 0 [ 85.449626][ T4306] netdevsim netdevsim0 netdevsim1: set [1, 0] type 2 family 0 port 6081 - 0 [ 85.458921][ T4306] netdevsim netdevsim0 netdevsim2: set [1, 0] type 2 family 0 port 6081 - 0 [ 85.470922][ T4306] netdevsim netdevsim0 netdevsim3: set [1, 0] type 2 family 0 port 6081 - 0 [ 85.606896][ T4306] syz-executor (4306) used greatest stack depth: 20432 bytes left [ 85.638406][ T46] netdevsim netdevsim0 netdevsim3 (unregistering): unset [1, 0] type 2 family 0 port 6081 - 0 [ 86.453837][ T9] wlan0: Created IBSS using preconfigured BSSID 50:50:50:50:50:50 [ 86.472246][ T9] wlan0: Creating new IBSS network, BSSID 50:50:50:50:50:50 [ 86.493216][ T32] IPv6: ADDRCONF(NETDEV_CHANGE): wlan0: link becomes ready [ 86.509270][ T32] wlan1: Created IBSS using preconfigured BSSID 50:50:50:50:50:50 [ 86.518653][ T32] wlan1: Creating new IBSS network, BSSID 50:50:50:50:50:50 [ 86.527697][ T1150] IPv6: ADDRCONF(NETDEV_CHANGE): wlan1: link becomes ready [ 87.292041][ T4363] Bluetooth: hci0: unexpected cc 0x0c03 length: 249 > 1 [ 87.302958][ T4363] Bluetooth: hci0: unexpected cc 0x1003 length: 249 > 9 [ 87.311312][ T4363] Bluetooth: hci0: unexpected cc 0x1001 length: 249 > 9 [ 87.320017][ T4363] Bluetooth: hci0: unexpected cc 0x0c23 length: 249 > 4 [ 87.328756][ T4363] Bluetooth: hci0: unexpected cc 0x0c25 length: 249 > 3 [ 87.337872][ T4363] Bluetooth: hci0: unexpected cc 0x0c38 length: 249 > 2 [ 88.022541][ T46] netdevsim netdevsim0 netdevsim2 (unregistering): unset [1, 0] type 2 family 0 port 6081 - 0 2026/05/04 19:04:14 executed programs: 0 [ 88.166456][ T48] Bluetooth: hci0: unexpected cc 0x0c03 length: 249 > 1 [ 88.175391][ T48] Bluetooth: hci0: unexpected cc 0x1003 length: 249 > 9 [ 88.183632][ T48] Bluetooth: hci0: unexpected cc 0x1001 length: 249 > 9 [ 88.194298][ T48] Bluetooth: hci0: unexpected cc 0x0c23 length: 249 > 4 [ 88.203047][ T48] Bluetooth: hci0: unexpected cc 0x0c25 length: 249 > 3 [ 88.211578][ T48] Bluetooth: hci0: unexpected cc 0x0c38 length: 249 > 2 [ 88.338401][ T4375] chnl_net:caif_netlink_parms(): no params data found [ 88.388406][ T4375] bridge0: port 1(bridge_slave_0) entered blocking state [ 88.397088][ T4375] bridge0: port 1(bridge_slave_0) entered disabled state [ 88.405440][ T4375] device bridge_slave_0 entered promiscuous mode [ 88.415175][ T4375] bridge0: port 2(bridge_slave_1) entered blocking state [ 88.422928][ T4375] bridge0: port 2(bridge_slave_1) entered disabled state [ 88.432623][ T4375] device bridge_slave_1 entered promiscuous mode [ 88.457136][ T4375] bond0: (slave bond_slave_0): Enslaving as an active interface with an up link [ 88.470426][ T4375] bond0: (slave bond_slave_1): Enslaving as an active interface with an up link [ 88.495660][ T4375] team0: Port device team_slave_0 added [ 88.504075][ T4375] team0: Port device team_slave_1 added [ 88.523399][ T4375] batman_adv: batadv0: Adding interface: batadv_slave_0 [ 88.531625][ T4375] 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. [ 88.560520][ T4375] batman_adv: batadv0: Not using interface batadv_slave_0 (retrying later): interface not active [ 88.574540][ T4375] batman_adv: batadv0: Adding interface: batadv_slave_1 [ 88.581893][ T4375] 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. [ 88.611115][ T4375] batman_adv: batadv0: Not using interface batadv_slave_1 (retrying later): interface not active [ 88.644749][ T4375] device hsr_slave_0 entered promiscuous mode [ 88.652344][ T4375] device hsr_slave_1 entered promiscuous mode [ 88.663560][ T4375] debugfs: Directory 'hsr0' with parent 'hsr' already present! [ 88.671870][ T4375] Cannot create hsr debugfs directory [ 90.301388][ T48] Bluetooth: hci0: command 0x0409 tx timeout [ 90.471380][ T46] netdevsim netdevsim0 netdevsim1 (unregistering): unset [1, 0] type 2 family 0 port 6081 - 0 [ 90.544869][ T46] netdevsim netdevsim0 netdevsim0 (unregistering): unset [1, 0] type 2 family 0 port 6081 - 0 [ 91.399001][ T4375] netdevsim netdevsim0 netdevsim0: renamed from eth0 [ 91.435251][ T46] device hsr_slave_0 left promiscuous mode [ 91.442870][ T46] device hsr_slave_1 left promiscuous mode [ 91.450228][ T46] batman_adv: batadv0: Interface deactivated: batadv_slave_0 [ 91.461053][ T46] batman_adv: batadv0: Removing interface: batadv_slave_0 [ 91.482167][ T46] batman_adv: batadv0: Interface deactivated: batadv_slave_1 [ 91.490430][ T46] batman_adv: batadv0: Removing interface: batadv_slave_1 [ 91.511871][ T46] device bridge_slave_1 left promiscuous mode [ 91.524768][ T46] bridge0: port 2(bridge_slave_1) entered disabled state [ 91.539109][ T46] device bridge_slave_0 left promiscuous mode [ 91.549955][ T46] bridge0: port 1(bridge_slave_0) entered disabled state [ 91.584257][ T46] device veth1_macvtap left promiscuous mode [ 91.591573][ T46] device veth0_macvtap left promiscuous mode [ 91.599938][ T46] device veth1_vlan left promiscuous mode [ 91.610273][ T46] device veth0_vlan left promiscuous mode [ 92.122963][ T46] team0 (unregistering): Port device team_slave_1 removed [ 92.158233][ T46] team0 (unregistering): Port device team_slave_0 removed [ 92.192704][ T46] bond0 (unregistering): (slave bond_slave_1): Releasing backup interface [ 92.227844][ T46] bond0 (unregistering): (slave bond_slave_0): Releasing backup interface [ 92.390950][ T4363] Bluetooth: hci0: command 0x041b tx timeout [ 92.406543][ T22] cfg80211: failed to load regulatory.db [ 92.493144][ T46] bond0 (unregistering): Released all slaves [ 92.591105][ T4375] netdevsim netdevsim0 netdevsim1: renamed from eth1 [ 92.605861][ T4375] netdevsim netdevsim0 netdevsim2: renamed from eth2 [ 92.616287][ T4375] netdevsim netdevsim0 netdevsim3: renamed from eth3 [ 92.702286][ T4375] 8021q: adding VLAN 0 to HW filter on device bond0 [ 92.732361][ T1150] IPv6: ADDRCONF(NETDEV_CHANGE): veth1: link becomes ready [ 92.740525][ T1150] IPv6: ADDRCONF(NETDEV_CHANGE): veth0: link becomes ready [ 92.753313][ T4375] 8021q: adding VLAN 0 to HW filter on device team0 [ 92.764768][ T1150] IPv6: ADDRCONF(NETDEV_CHANGE): veth0_to_bridge: link becomes ready [ 92.774660][ T1150] IPv6: ADDRCONF(NETDEV_CHANGE): bridge_slave_0: link becomes ready [ 92.786103][ T1150] bridge0: port 1(bridge_slave_0) entered blocking state [ 92.793329][ T1150] bridge0: port 1(bridge_slave_0) entered forwarding state [ 92.803253][ T1150] IPv6: ADDRCONF(NETDEV_CHANGE): bridge0: link becomes ready [ 92.830274][ T9] IPv6: ADDRCONF(NETDEV_CHANGE): veth1_to_bridge: link becomes ready [ 92.842369][ T9] IPv6: ADDRCONF(NETDEV_CHANGE): bridge_slave_1: link becomes ready [ 92.853630][ T9] bridge0: port 2(bridge_slave_1) entered blocking state [ 92.861482][ T9] bridge0: port 2(bridge_slave_1) entered forwarding state [ 92.870567][ T9] IPv6: ADDRCONF(NETDEV_CHANGE): veth0_to_bond: link becomes ready [ 92.887097][ T32] IPv6: ADDRCONF(NETDEV_CHANGE): veth1_to_bond: link becomes ready [ 92.911563][ T32] IPv6: ADDRCONF(NETDEV_CHANGE): veth0_to_team: link becomes ready [ 92.923172][ T32] IPv6: ADDRCONF(NETDEV_CHANGE): team_slave_0: link becomes ready [ 92.935110][ T32] IPv6: ADDRCONF(NETDEV_CHANGE): veth1_to_team: link becomes ready [ 92.946185][ T32] IPv6: ADDRCONF(NETDEV_CHANGE): team_slave_1: link becomes ready [ 92.956235][ T32] IPv6: ADDRCONF(NETDEV_CHANGE): veth0_to_hsr: link becomes ready [ 92.966068][ T32] IPv6: ADDRCONF(NETDEV_CHANGE): hsr_slave_0: link becomes ready [ 92.975349][ T32] IPv6: ADDRCONF(NETDEV_CHANGE): team0: link becomes ready [ 92.991780][ T4375] hsr0: Slave B (hsr_slave_1) is not up; please bring it up to get a fully working HSR network [ 93.004781][ T4375] IPv6: ADDRCONF(NETDEV_CHANGE): hsr0: link becomes ready [ 93.013169][ T32] IPv6: ADDRCONF(NETDEV_CHANGE): veth1_to_hsr: link becomes ready [ 93.023326][ T32] IPv6: ADDRCONF(NETDEV_CHANGE): hsr_slave_1: link becomes ready [ 93.277827][ T32] IPv6: ADDRCONF(NETDEV_CHANGE): vxcan1: link becomes ready [ 93.285579][ T32] IPv6: ADDRCONF(NETDEV_CHANGE): vxcan0: link becomes ready [ 93.300503][ T4375] 8021q: adding VLAN 0 to HW filter on device batadv0 [ 93.335766][ T1150] IPv6: ADDRCONF(NETDEV_CHANGE): veth1_virt_wifi: link becomes ready [ 93.359205][ T1150] IPv6: ADDRCONF(NETDEV_CHANGE): veth0_virt_wifi: link becomes ready [ 93.406608][ T1150] IPv6: ADDRCONF(NETDEV_CHANGE): veth1_vlan: link becomes ready [ 93.419726][ T1150] IPv6: ADDRCONF(NETDEV_CHANGE): veth0_vlan: link becomes ready [ 93.444336][ T4375] device veth0_vlan entered promiscuous mode [ 93.465060][ T1150] IPv6: ADDRCONF(NETDEV_CHANGE): vlan0: link becomes ready [ 93.474934][ T1150] IPv6: ADDRCONF(NETDEV_CHANGE): vlan1: link becomes ready [ 93.488102][ T4375] device veth1_vlan entered promiscuous mode [ 93.539228][ T4436] IPv6: ADDRCONF(NETDEV_CHANGE): macvlan0: link becomes ready [ 93.549400][ T4436] IPv6: ADDRCONF(NETDEV_CHANGE): macvlan1: link becomes ready [ 93.558374][ T4436] IPv6: ADDRCONF(NETDEV_CHANGE): veth1_macvtap: link becomes ready [ 93.568497][ T4436] IPv6: ADDRCONF(NETDEV_CHANGE): veth0_macvtap: link becomes ready [ 93.580043][ T4375] device veth0_macvtap entered promiscuous mode [ 93.594299][ T4375] device veth1_macvtap entered promiscuous mode [ 93.611246][ T4436] IPv6: ADDRCONF(NETDEV_CHANGE): macvtap0: link becomes ready [ 93.619635][ T4436] IPv6: ADDRCONF(NETDEV_CHANGE): macsec0: link becomes ready [ 93.630247][ T4375] batman_adv: batadv0: Interface activated: batadv_slave_0 [ 93.639026][ T4436] IPv6: ADDRCONF(NETDEV_CHANGE): batadv_slave_0: link becomes ready [ 93.651288][ T4436] IPv6: ADDRCONF(NETDEV_CHANGE): veth0_to_batadv: link becomes ready [ 93.665491][ T4375] batman_adv: batadv0: Interface activated: batadv_slave_1 [ 93.674144][ T4436] IPv6: ADDRCONF(NETDEV_CHANGE): batadv_slave_1: link becomes ready [ 93.684674][ T4436] IPv6: ADDRCONF(NETDEV_CHANGE): veth1_to_batadv: link becomes ready [ 93.698015][ T4375] netdevsim netdevsim0 netdevsim0: set [1, 0] type 2 family 0 port 6081 - 0 [ 93.707961][ T4375] netdevsim netdevsim0 netdevsim1: set [1, 0] type 2 family 0 port 6081 - 0 [ 93.717650][ T4375] netdevsim netdevsim0 netdevsim2: set [1, 0] type 2 family 0 port 6081 - 0 [ 93.727608][ T4375] netdevsim netdevsim0 netdevsim3: set [1, 0] type 2 family 0 port 6081 - 0 [ 93.783597][ T4436] wlan0: Created IBSS using preconfigured BSSID 50:50:50:50:50:50 [ 93.796737][ T4436] wlan0: Creating new IBSS network, BSSID 50:50:50:50:50:50 [ 93.806911][ T4436] IPv6: ADDRCONF(NETDEV_CHANGE): wlan0: link becomes ready [ 93.829741][ T11] wlan1: Created IBSS using preconfigured BSSID 50:50:50:50:50:50 [ 93.839152][ T11] wlan1: Creating new IBSS network, BSSID 50:50:50:50:50:50 [ 93.849282][ T11] IPv6: ADDRCONF(NETDEV_CHANGE): wlan1: link becomes ready [ 93.905916][ C0] [ 93.905923][ C0] ================================ [ 93.905926][ C0] WARNING: inconsistent lock state [ 93.905929][ C0] syzkaller #0 Not tainted [ 93.905934][ C0] -------------------------------- [ 93.905937][ C0] inconsistent {INITIAL USE} -> {IN-NMI} usage. [ 93.905941][ C0] syz.0.17/4437 [HC1[1]:SC0[0]:HE0:SE1] takes: [ 93.905952][ C0] ffff88807c5e9a18 (&htab->lockdep_key){....}-{2:2}, at: htab_lock_bucket+0x179/0x2f0 [ 93.905983][ C0] {INITIAL USE} state was registered at: [ 93.905987][ C0] lock_acquire+0x1bb/0x4a0 [ 93.906001][ C0] _raw_spin_lock+0x2a/0x40 [ 93.906011][ C0] htab_lock_bucket+0x179/0x2f0 [ 93.906020][ C0] htab_map_update_elem+0x226/0xb00 [ 93.906029][ C0] bpf_map_update_value+0x59e/0x670 [ 93.906040][ C0] generic_map_update_batch+0x54b/0x810 [ 93.906051][ C0] bpf_map_do_batch+0x466/0x600 [ 93.906063][ C0] __sys_bpf+0x6f7/0x780 [ 93.906075][ C0] __x64_sys_bpf+0x78/0x90 [ 93.906086][ C0] do_syscall_64+0x4c/0xa0 [ 93.906099][ C0] entry_SYSCALL_64_after_hwframe+0x68/0xd2 [ 93.906110][ C0] irq event stamp: 2934 [ 93.906113][ C0] hardirqs last enabled at (2933): [] exc_debug+0xf0/0x130 [ 93.906124][ C0] hardirqs last disabled at (2934): [] exc_debug+0x6e/0x130 [ 93.906134][ C0] softirqs last enabled at (1966): [] bpf_prog_load+0x1127/0x1560 [ 93.906149][ C0] softirqs last disabled at (1964): [] bpf_ksym_add+0x29/0x340 [ 93.906159][ C0] [ 93.906159][ C0] other info that might help us debug this: [ 93.906162][ C0] Possible unsafe locking scenario: [ 93.906162][ C0] [ 93.906164][ C0] CPU0 [ 93.906165][ C0] ---- [ 93.906167][ C0] lock(&htab->lockdep_key); [ 93.906173][ C0] [ 93.906174][ C0] lock(&htab->lockdep_key); [ 93.906180][ C0] [ 93.906180][ C0] *** DEADLOCK *** [ 93.906180][ C0] [ 93.906182][ C0] no locks held by syz.0.17/4437. [ 93.906186][ C0] [ 93.906186][ C0] stack backtrace: [ 93.906189][ C0] CPU: 0 PID: 4437 Comm: syz.0.17 Not tainted syzkaller #0 [ 93.906199][ C0] Hardware name: Google Google Compute Engine/Google Compute Engine, BIOS Google 04/18/2026 [ 93.906204][ C0] Call Trace: [ 93.906207][ C0] <#DB> [ 93.906212][ C0] dump_stack_lvl+0x188/0x24e [ 93.906227][ C0] ? show_regs_print_info+0x12/0x12 [ 93.906241][ C0] ? print_usage_bug+0x42a/0x690 [ 93.906255][ C0] ? verify_lock_unused+0x18/0x140 [ 93.906269][ C0] lock_acquire+0x2df/0x4a0 [ 93.906282][ C0] ? htab_lock_bucket+0x179/0x2f0 [ 93.906293][ C0] ? read_lock_is_recursive+0x10/0x10 [ 93.906309][ C0] _raw_spin_lock+0x2a/0x40 [ 93.906319][ C0] ? htab_lock_bucket+0x179/0x2f0 [ 93.906329][ C0] htab_lock_bucket+0x179/0x2f0 [ 93.906341][ C0] ? htab_lru_map_delete_node+0x630/0x630 [ 93.906352][ C0] ? look_up_lock_class+0x75/0x140 [ 93.906362][ C0] ? verify_lock_unused+0x18/0x140 [ 93.906375][ C0] ? htab_map_hash+0x301/0x6d0 [ 93.906386][ C0] htab_map_delete_elem+0x19e/0x5b0 [ 93.906397][ C0] ? bpf_overflow_handler+0xd9/0x7c0 [ 93.906408][ C0] ? htab_map_update_elem+0xb00/0xb00 [ 93.906420][ C0] bpf_prog_2c29ac5cdc6b1842+0x3a/0x3e [ 93.906433][ C0] bpf_overflow_handler+0x522/0x7c0 [ 93.906444][ C0] ? bpf_overflow_handler+0xd9/0x7c0 [ 93.906454][ C0] ? perf_swevent_overflow+0x230/0x230 [ 93.906466][ C0] ? __perf_event_account_interrupt+0x187/0x280 [ 93.906481][ C0] __perf_event_overflow+0x448/0x610 [ 93.906497][ C0] perf_swevent_overflow+0x19b/0x230 [ 93.906509][ C0] perf_swevent_event+0x458/0x570 [ 93.906523][ C0] ? perf_tp_event+0xc30/0xc30 [ 93.906539][ C0] perf_bp_event+0x312/0x3f0 [ 93.906554][ C0] ? perf_event_free_bpf_prog+0x110/0x110 [ 93.906573][ C0] ? atomic_notifier_call_chain+0x2c/0x2b0 [ 93.906585][ C0] ? read_lock_is_recursive+0x10/0x10 [ 93.906599][ C0] hw_breakpoint_exceptions_notify+0x152/0x470 [ 93.906615][ C0] atomic_notifier_call_chain+0x17a/0x2b0 [ 93.906625][ C0] ? atomic_notifier_call_chain+0x2c/0x2b0 [ 93.906654][ C0] notify_die+0x141/0x1a0 [ 93.906668][ C0] ? srcu_init_notifier_head+0x90/0x90 [ 93.906682][ C0] notify_debug+0x20/0x30 [ 93.906694][ C0] exc_debug+0xd9/0x130 [ 93.906703][ C0] asm_exc_debug+0x1a/0x40 [ 93.906714][ C0] RIP: 0010:copy_user_enhanced_fast_string+0xa/0x40 [ 93.906730][ C0] Code: ff c9 75 f2 89 d1 c1 e9 03 83 e2 07 f3 48 a5 89 d1 f3 a4 31 c0 0f 01 ca c3 8d 0c ca 89 ca eb 20 0f 01 cb 83 fa 40 72 38 89 d1 a4 31 c0 0f 01 ca c3 89 ca eb 0a 90 90 90 90 90 90 90 90 90 90 [ 93.906738][ C0] RSP: 0018:ffffc90003517d08 EFLAGS: 00050202 [ 93.906746][ C0] RAX: ffffffff84114901 RBX: 0000000000000080 RCX: 000000000000007c [ 93.906753][ C0] RDX: 0000000000000080 RSI: 0000200000000304 RDI: ffffc90003517e24 [ 93.906760][ C0] RBP: 0000000000000000 R08: ffffc90003517e9f R09: 1ffff920006a2fd3 [ 93.906766][ C0] R10: dffffc0000000000 R11: fffff520006a2fd4 R12: 00007fffffffef80 [ 93.906773][ C0] R13: 0000200000000304 R14: ffffc90003517e20 R15: 0000200000000300 [ 93.906781][ C0] ? _copy_from_user+0x11/0x170 [ 93.906795][ C0] [ 93.906798][ C0] [ 93.906801][ C0] _copy_from_user+0xf4/0x170 [ 93.906813][ C0] perf_copy_attr+0x174/0x850 [ 93.906825][ C0] __se_sys_perf_event_open+0xf5/0x1ec0 [ 93.906836][ C0] ? __x64_sys_perf_event_open+0xc0/0xc0 [ 93.906853][ C0] ? lockdep_hardirqs_on+0x94/0x140 [ 93.906863][ C0] ? __x64_sys_perf_event_open+0x1c/0xc0 [ 93.906878][ C0] do_syscall_64+0x4c/0xa0 [ 93.906891][ C0] ? clear_bhb_loop+0x60/0xb0 [ 93.906903][ C0] ? clear_bhb_loop+0x60/0xb0 [ 93.907000][ C0] entry_SYSCALL_64_after_hwframe+0x68/0xd2 [ 93.907014][ C0] RIP: 0033:0x7fcc1219cdd9 [ 93.907025][ C0] 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 [ 93.907033][ C0] RSP: 002b:00007ffcf0c565f8 EFLAGS: 00000246 ORIG_RAX: 000000000000012a [ 93.907046][ C0] RAX: ffffffffffffffda RBX: 00007fcc12415fa0 RCX: 00007fcc1219cdd9 [ 93.907053][ C0] RDX: ffffffffffffffff RSI: 0000000000000000 RDI: 0000200000000300 [ 93.907060][ C0] RBP: 00007fcc12232d69 R08: 0000000000000008 R09: 0000000000000000 [ 93.907066][ C0] R10: ffffffffffffffff R11: 0000000000000246 R12: 0000000000000000 [ 93.907072][ C0] R13: 00007fcc12415fac R14: 00007fcc12415fa0 R15: 00007fcc12415fa0 [ 93.907082][ C0] [ 94.599334][ T4363] Bluetooth: hci0: command 0x040f tx timeout