Warning: Permanently added '10.128.0.71' (ED25519) to the list of known hosts. 2026/04/09 14:50:25 parsed 1 programs [ 86.685094][ T4273] cgroup: Unknown subsys name 'net' [ 86.814521][ T4273] cgroup: Unknown subsys name 'rlimit' Setting up swapspace version 1, size = 127995904 bytes [ 88.525990][ T4273] Adding 124996k swap on ./swap-file. Priority:0 extents:1 across:124996k FS [ 91.129466][ T4313] chnl_net:caif_netlink_parms(): no params data found [ 91.190445][ T4313] bridge0: port 1(bridge_slave_0) entered blocking state [ 91.197878][ T4313] bridge0: port 1(bridge_slave_0) entered disabled state [ 91.205861][ T4313] device bridge_slave_0 entered promiscuous mode [ 91.221900][ T4313] bridge0: port 2(bridge_slave_1) entered blocking state [ 91.229292][ T4313] bridge0: port 2(bridge_slave_1) entered disabled state [ 91.237232][ T4313] device bridge_slave_1 entered promiscuous mode [ 91.268221][ T4313] bond0: (slave bond_slave_0): Enslaving as an active interface with an up link [ 91.280249][ T4313] bond0: (slave bond_slave_1): Enslaving as an active interface with an up link [ 91.304398][ T4313] team0: Port device team_slave_0 added [ 91.312095][ T4313] team0: Port device team_slave_1 added [ 91.338772][ T4313] batman_adv: batadv0: Adding interface: batadv_slave_0 [ 91.345861][ T4313] 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. [ 91.372085][ T4313] batman_adv: batadv0: Not using interface batadv_slave_0 (retrying later): interface not active [ 91.384970][ T4313] batman_adv: batadv0: Adding interface: batadv_slave_1 [ 91.392137][ T4313] 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. [ 91.418597][ T4313] batman_adv: batadv0: Not using interface batadv_slave_1 (retrying later): interface not active [ 91.458541][ T4313] device hsr_slave_0 entered promiscuous mode [ 91.465980][ T4313] device hsr_slave_1 entered promiscuous mode [ 91.588554][ T4313] netdevsim netdevsim0 netdevsim0: renamed from eth0 [ 91.604793][ T4313] netdevsim netdevsim0 netdevsim1: renamed from eth1 [ 91.615069][ T4313] netdevsim netdevsim0 netdevsim2: renamed from eth2 [ 91.625640][ T4313] netdevsim netdevsim0 netdevsim3: renamed from eth3 [ 91.662077][ T4313] bridge0: port 2(bridge_slave_1) entered blocking state [ 91.669417][ T4313] bridge0: port 2(bridge_slave_1) entered forwarding state [ 91.677381][ T4313] bridge0: port 1(bridge_slave_0) entered blocking state [ 91.684621][ T4313] bridge0: port 1(bridge_slave_0) entered forwarding state [ 91.749945][ T4313] 8021q: adding VLAN 0 to HW filter on device bond0 [ 91.772576][ T1121] IPv6: ADDRCONF(NETDEV_CHANGE): veth0: link becomes ready [ 91.784095][ T1121] bridge0: port 1(bridge_slave_0) entered disabled state [ 91.793453][ T1121] bridge0: port 2(bridge_slave_1) entered disabled state [ 91.808529][ T4313] 8021q: adding VLAN 0 to HW filter on device team0 [ 91.823231][ T1121] IPv6: ADDRCONF(NETDEV_CHANGE): bridge_slave_0: link becomes ready [ 91.833727][ T1121] bridge0: port 1(bridge_slave_0) entered blocking state [ 91.841063][ T1121] bridge0: port 1(bridge_slave_0) entered forwarding state [ 91.862986][ T1121] IPv6: ADDRCONF(NETDEV_CHANGE): bridge_slave_1: link becomes ready [ 91.872823][ T1121] bridge0: port 2(bridge_slave_1) entered blocking state [ 91.880179][ T1121] bridge0: port 2(bridge_slave_1) entered forwarding state [ 91.903217][ T1121] IPv6: ADDRCONF(NETDEV_CHANGE): team_slave_0: link becomes ready [ 91.912868][ T1121] IPv6: ADDRCONF(NETDEV_CHANGE): team0: link becomes ready [ 91.925756][ T1121] IPv6: ADDRCONF(NETDEV_CHANGE): veth1_to_team: link becomes ready [ 91.935474][ T1121] IPv6: ADDRCONF(NETDEV_CHANGE): team_slave_1: link becomes ready [ 91.977399][ T1121] IPv6: ADDRCONF(NETDEV_CHANGE): veth0_to_hsr: link becomes ready [ 91.987463][ T1121] IPv6: ADDRCONF(NETDEV_CHANGE): hsr_slave_0: link becomes ready [ 92.003521][ T4313] hsr0: Slave B (hsr_slave_1) is not up; please bring it up to get a fully working HSR network [ 92.017417][ T4313] IPv6: ADDRCONF(NETDEV_CHANGE): hsr0: link becomes ready [ 92.025994][ T1121] IPv6: ADDRCONF(NETDEV_CHANGE): veth1_to_hsr: link becomes ready [ 92.035737][ T1121] IPv6: ADDRCONF(NETDEV_CHANGE): hsr_slave_1: link becomes ready [ 92.050115][ T126] cfg80211: failed to load regulatory.db [ 92.241625][ T75] IPv6: ADDRCONF(NETDEV_CHANGE): vxcan1: link becomes ready [ 92.251854][ T75] IPv6: ADDRCONF(NETDEV_CHANGE): vxcan0: link becomes ready [ 92.270205][ T4313] 8021q: adding VLAN 0 to HW filter on device batadv0 [ 92.288377][ T75] IPv6: ADDRCONF(NETDEV_CHANGE): veth1_virt_wifi: link becomes ready [ 92.297125][ T75] IPv6: ADDRCONF(NETDEV_CHANGE): veth0_virt_wifi: link becomes ready [ 92.324436][ T75] IPv6: ADDRCONF(NETDEV_CHANGE): veth1_vlan: link becomes ready [ 92.333897][ T75] IPv6: ADDRCONF(NETDEV_CHANGE): veth0_vlan: link becomes ready [ 92.343676][ T75] IPv6: ADDRCONF(NETDEV_CHANGE): vlan0: link becomes ready [ 92.351750][ T75] IPv6: ADDRCONF(NETDEV_CHANGE): vlan1: link becomes ready [ 92.368630][ T4313] device veth0_vlan entered promiscuous mode [ 92.382167][ T4313] device veth1_vlan entered promiscuous mode [ 92.404031][ T46] IPv6: ADDRCONF(NETDEV_CHANGE): macvlan0: link becomes ready [ 92.413379][ T46] IPv6: ADDRCONF(NETDEV_CHANGE): macvlan1: link becomes ready [ 92.422365][ T46] IPv6: ADDRCONF(NETDEV_CHANGE): veth1_macvtap: link becomes ready [ 92.431366][ T46] IPv6: ADDRCONF(NETDEV_CHANGE): veth0_macvtap: link becomes ready [ 92.446092][ T4313] device veth0_macvtap entered promiscuous mode [ 92.457550][ T4313] device veth1_macvtap entered promiscuous mode [ 92.474276][ T4313] batman_adv: batadv0: Interface activated: batadv_slave_0 [ 92.483350][ T46] IPv6: ADDRCONF(NETDEV_CHANGE): macvtap0: link becomes ready [ 92.492015][ T46] IPv6: ADDRCONF(NETDEV_CHANGE): macsec0: link becomes ready [ 92.500290][ T46] IPv6: ADDRCONF(NETDEV_CHANGE): batadv_slave_0: link becomes ready [ 92.509281][ T46] IPv6: ADDRCONF(NETDEV_CHANGE): veth0_to_batadv: link becomes ready [ 92.525098][ T4313] batman_adv: batadv0: Interface activated: batadv_slave_1 [ 92.533443][ T46] IPv6: ADDRCONF(NETDEV_CHANGE): batadv_slave_1: link becomes ready [ 92.542715][ T46] IPv6: ADDRCONF(NETDEV_CHANGE): veth1_to_batadv: link becomes ready [ 92.554140][ T4313] netdevsim netdevsim0 netdevsim0: set [1, 0] type 2 family 0 port 6081 - 0 [ 92.563723][ T4313] netdevsim netdevsim0 netdevsim1: set [1, 0] type 2 family 0 port 6081 - 0 [ 92.572932][ T4313] netdevsim netdevsim0 netdevsim2: set [1, 0] type 2 family 0 port 6081 - 0 [ 92.581942][ T4313] netdevsim netdevsim0 netdevsim3: set [1, 0] type 2 family 0 port 6081 - 0 [ 92.796753][ T9] netdevsim netdevsim0 netdevsim3 (unregistering): unset [1, 0] type 2 family 0 port 6081 - 0 [ 92.976639][ T1121] wlan0: Created IBSS using preconfigured BSSID 50:50:50:50:50:50 [ 92.989725][ T1121] wlan0: Creating new IBSS network, BSSID 50:50:50:50:50:50 [ 93.014420][ T29] IPv6: ADDRCONF(NETDEV_CHANGE): wlan0: link becomes ready [ 93.024995][ T29] wlan1: Created IBSS using preconfigured BSSID 50:50:50:50:50:50 [ 93.033004][ T29] wlan1: Creating new IBSS network, BSSID 50:50:50:50:50:50 [ 93.041041][ T29] IPv6: ADDRCONF(NETDEV_CHANGE): wlan1: link becomes ready [ 94.145566][ T4352] Bluetooth: hci0: unexpected cc 0x0c03 length: 249 > 1 [ 94.154903][ T4352] Bluetooth: hci0: unexpected cc 0x1003 length: 249 > 9 [ 94.162992][ T4352] Bluetooth: hci0: unexpected cc 0x1001 length: 249 > 9 [ 94.171012][ T4352] Bluetooth: hci0: unexpected cc 0x0c23 length: 249 > 4 [ 94.180155][ T4352] Bluetooth: hci0: unexpected cc 0x0c25 length: 249 > 3 [ 94.187529][ T4352] Bluetooth: hci0: unexpected cc 0x0c38 length: 249 > 2 2026/04/09 14:50:36 executed programs: 0 [ 94.748610][ T48] Bluetooth: hci0: unexpected cc 0x0c03 length: 249 > 1 [ 94.756766][ T48] Bluetooth: hci0: unexpected cc 0x1003 length: 249 > 9 [ 94.765463][ T48] Bluetooth: hci0: unexpected cc 0x1001 length: 249 > 9 [ 94.775615][ T48] Bluetooth: hci0: unexpected cc 0x0c23 length: 249 > 4 [ 94.784617][ T48] Bluetooth: hci0: unexpected cc 0x0c25 length: 249 > 3 [ 94.792401][ T48] Bluetooth: hci0: unexpected cc 0x0c38 length: 249 > 2 [ 94.916351][ T4361] chnl_net:caif_netlink_parms(): no params data found [ 94.968206][ T4361] bridge0: port 1(bridge_slave_0) entered blocking state [ 94.975380][ T4361] bridge0: port 1(bridge_slave_0) entered disabled state [ 94.983787][ T4361] device bridge_slave_0 entered promiscuous mode [ 94.992172][ T4361] bridge0: port 2(bridge_slave_1) entered blocking state [ 94.999701][ T4361] bridge0: port 2(bridge_slave_1) entered disabled state [ 95.007940][ T4361] device bridge_slave_1 entered promiscuous mode [ 95.030362][ T4361] bond0: (slave bond_slave_0): Enslaving as an active interface with an up link [ 95.044124][ T4361] bond0: (slave bond_slave_1): Enslaving as an active interface with an up link [ 95.069395][ T4361] team0: Port device team_slave_0 added [ 95.076847][ T4361] team0: Port device team_slave_1 added [ 95.096718][ T4361] batman_adv: batadv0: Adding interface: batadv_slave_0 [ 95.104102][ T4361] 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. [ 95.130654][ T4361] batman_adv: batadv0: Not using interface batadv_slave_0 (retrying later): interface not active [ 95.143215][ T4361] batman_adv: batadv0: Adding interface: batadv_slave_1 [ 95.150325][ T4361] 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. [ 95.176932][ T4361] batman_adv: batadv0: Not using interface batadv_slave_1 (retrying later): interface not active [ 95.210555][ T4361] device hsr_slave_0 entered promiscuous mode [ 95.217874][ T4361] device hsr_slave_1 entered promiscuous mode [ 95.225057][ T4361] debugfs: Directory 'hsr0' with parent 'hsr' already present! [ 95.233205][ T4361] Cannot create hsr debugfs directory [ 95.259820][ T9] netdevsim netdevsim0 netdevsim2 (unregistering): unset [1, 0] type 2 family 0 port 6081 - 0 [ 96.849741][ T48] Bluetooth: hci0: command 0x0409 tx timeout [ 97.550566][ T9] netdevsim netdevsim0 netdevsim1 (unregistering): unset [1, 0] type 2 family 0 port 6081 - 0 [ 97.590371][ T9] netdevsim netdevsim0 netdevsim0 (unregistering): unset [1, 0] type 2 family 0 port 6081 - 0 [ 98.501192][ T4361] netdevsim netdevsim0 netdevsim0: renamed from eth0 [ 98.522792][ T9] device hsr_slave_0 left promiscuous mode [ 98.531088][ T9] device hsr_slave_1 left promiscuous mode [ 98.541376][ T9] batman_adv: batadv0: Interface deactivated: batadv_slave_0 [ 98.549311][ T9] batman_adv: batadv0: Removing interface: batadv_slave_0 [ 98.560641][ T9] batman_adv: batadv0: Interface deactivated: batadv_slave_1 [ 98.568624][ T9] batman_adv: batadv0: Removing interface: batadv_slave_1 [ 98.576568][ T9] device bridge_slave_1 left promiscuous mode [ 98.586398][ T9] bridge0: port 2(bridge_slave_1) entered disabled state [ 98.602185][ T9] device bridge_slave_0 left promiscuous mode [ 98.608612][ T9] bridge0: port 1(bridge_slave_0) entered disabled state [ 98.639326][ T9] device veth1_macvtap left promiscuous mode [ 98.645782][ T9] device veth0_macvtap left promiscuous mode [ 98.652953][ T9] device veth1_vlan left promiscuous mode [ 98.659339][ T9] device veth0_vlan left promiscuous mode [ 98.937774][ T48] Bluetooth: hci0: command 0x041b tx timeout [ 99.105299][ T9] team0 (unregistering): Port device team_slave_1 removed [ 99.134918][ T9] team0 (unregistering): Port device team_slave_0 removed [ 99.163381][ T9] bond0 (unregistering): (slave bond_slave_1): Releasing backup interface [ 99.195521][ T9] bond0 (unregistering): (slave bond_slave_0): Releasing backup interface [ 99.413933][ T9] bond0 (unregistering): Released all slaves [ 99.516787][ T4361] netdevsim netdevsim0 netdevsim1: renamed from eth1 [ 99.528367][ T4361] netdevsim netdevsim0 netdevsim2: renamed from eth2 [ 99.538149][ T4361] netdevsim netdevsim0 netdevsim3: renamed from eth3 [ 99.617925][ T4361] 8021q: adding VLAN 0 to HW filter on device bond0 [ 99.632764][ T1121] IPv6: ADDRCONF(NETDEV_CHANGE): veth1: link becomes ready [ 99.641159][ T1121] IPv6: ADDRCONF(NETDEV_CHANGE): veth0: link becomes ready [ 99.668305][ T4361] 8021q: adding VLAN 0 to HW filter on device team0 [ 99.679966][ T1121] IPv6: ADDRCONF(NETDEV_CHANGE): veth0_to_bridge: link becomes ready [ 99.689500][ T1121] IPv6: ADDRCONF(NETDEV_CHANGE): bridge_slave_0: link becomes ready [ 99.698385][ T1121] bridge0: port 1(bridge_slave_0) entered blocking state [ 99.705514][ T1121] bridge0: port 1(bridge_slave_0) entered forwarding state [ 99.714829][ T1121] IPv6: ADDRCONF(NETDEV_CHANGE): bridge0: link becomes ready [ 99.738839][ T75] IPv6: ADDRCONF(NETDEV_CHANGE): veth1_to_bridge: link becomes ready [ 99.754665][ T75] IPv6: ADDRCONF(NETDEV_CHANGE): bridge_slave_1: link becomes ready [ 99.763384][ T75] bridge0: port 2(bridge_slave_1) entered blocking state [ 99.770585][ T75] bridge0: port 2(bridge_slave_1) entered forwarding state [ 99.779430][ T75] IPv6: ADDRCONF(NETDEV_CHANGE): veth0_to_bond: link becomes ready [ 99.798217][ T29] IPv6: ADDRCONF(NETDEV_CHANGE): veth1_to_bond: link becomes ready [ 99.809776][ T29] IPv6: ADDRCONF(NETDEV_CHANGE): veth0_to_team: link becomes ready [ 99.819433][ T29] IPv6: ADDRCONF(NETDEV_CHANGE): team_slave_0: link becomes ready [ 99.829215][ T29] IPv6: ADDRCONF(NETDEV_CHANGE): team0: link becomes ready [ 99.840023][ T11] IPv6: ADDRCONF(NETDEV_CHANGE): veth1_to_team: link becomes ready [ 99.849680][ T11] IPv6: ADDRCONF(NETDEV_CHANGE): team_slave_1: link becomes ready [ 99.874500][ T4361] hsr0: Slave A (hsr_slave_0) is not up; please bring it up to get a fully working HSR network [ 99.886341][ T4361] hsr0: Slave B (hsr_slave_1) is not up; please bring it up to get a fully working HSR network [ 99.899940][ T11] IPv6: ADDRCONF(NETDEV_CHANGE): veth0_to_hsr: link becomes ready [ 99.908715][ T11] IPv6: ADDRCONF(NETDEV_CHANGE): hsr_slave_0: link becomes ready [ 99.917474][ T11] IPv6: ADDRCONF(NETDEV_CHANGE): veth1_to_hsr: link becomes ready [ 99.926364][ T11] IPv6: ADDRCONF(NETDEV_CHANGE): hsr_slave_1: link becomes ready [ 99.934940][ T11] IPv6: ADDRCONF(NETDEV_CHANGE): hsr0: link becomes ready [ 100.230165][ T29] IPv6: ADDRCONF(NETDEV_CHANGE): vxcan1: link becomes ready [ 100.244825][ T29] IPv6: ADDRCONF(NETDEV_CHANGE): vxcan0: link becomes ready [ 100.257091][ T4361] 8021q: adding VLAN 0 to HW filter on device batadv0 [ 100.276287][ T29] IPv6: ADDRCONF(NETDEV_CHANGE): veth1_virt_wifi: link becomes ready [ 100.286705][ T29] IPv6: ADDRCONF(NETDEV_CHANGE): veth0_virt_wifi: link becomes ready [ 100.306049][ T1121] IPv6: ADDRCONF(NETDEV_CHANGE): veth1_vlan: link becomes ready [ 100.314868][ T1121] IPv6: ADDRCONF(NETDEV_CHANGE): veth0_vlan: link becomes ready [ 100.327024][ T1121] IPv6: ADDRCONF(NETDEV_CHANGE): vlan0: link becomes ready [ 100.335171][ T1121] IPv6: ADDRCONF(NETDEV_CHANGE): vlan1: link becomes ready [ 100.344308][ T4361] device veth0_vlan entered promiscuous mode [ 100.355753][ T4361] device veth1_vlan entered promiscuous mode [ 100.377665][ T1121] IPv6: ADDRCONF(NETDEV_CHANGE): macvlan0: link becomes ready [ 100.385939][ T1121] IPv6: ADDRCONF(NETDEV_CHANGE): macvlan1: link becomes ready [ 100.396038][ T1121] IPv6: ADDRCONF(NETDEV_CHANGE): veth1_macvtap: link becomes ready [ 100.405334][ T1121] IPv6: ADDRCONF(NETDEV_CHANGE): veth0_macvtap: link becomes ready [ 100.415798][ T4361] device veth0_macvtap entered promiscuous mode [ 100.427361][ T4361] device veth1_macvtap entered promiscuous mode [ 100.443525][ T4361] batman_adv: batadv0: Interface activated: batadv_slave_0 [ 100.451782][ T29] IPv6: ADDRCONF(NETDEV_CHANGE): macvtap0: link becomes ready [ 100.461333][ T29] IPv6: ADDRCONF(NETDEV_CHANGE): macsec0: link becomes ready [ 100.469879][ T29] IPv6: ADDRCONF(NETDEV_CHANGE): batadv_slave_0: link becomes ready [ 100.479013][ T29] IPv6: ADDRCONF(NETDEV_CHANGE): veth0_to_batadv: link becomes ready [ 100.508604][ T4361] batman_adv: batadv0: Interface activated: batadv_slave_1 [ 100.516252][ T29] IPv6: ADDRCONF(NETDEV_CHANGE): batadv_slave_1: link becomes ready [ 100.525239][ T29] IPv6: ADDRCONF(NETDEV_CHANGE): veth1_to_batadv: link becomes ready [ 100.539983][ T4361] netdevsim netdevsim0 netdevsim0: set [1, 0] type 2 family 0 port 6081 - 0 [ 100.548895][ T4361] netdevsim netdevsim0 netdevsim1: set [1, 0] type 2 family 0 port 6081 - 0 [ 100.559018][ T4361] netdevsim netdevsim0 netdevsim2: set [1, 0] type 2 family 0 port 6081 - 0 [ 100.568523][ T4361] netdevsim netdevsim0 netdevsim3: set [1, 0] type 2 family 0 port 6081 - 0 [ 100.663659][ T75] wlan0: Created IBSS using preconfigured BSSID 50:50:50:50:50:50 [ 100.679047][ T75] wlan0: Creating new IBSS network, BSSID 50:50:50:50:50:50 [ 100.688850][ T1121] IPv6: ADDRCONF(NETDEV_CHANGE): wlan0: link becomes ready [ 100.725551][ T29] wlan1: Created IBSS using preconfigured BSSID 50:50:50:50:50:50 [ 100.733679][ T29] wlan1: Creating new IBSS network, BSSID 50:50:50:50:50:50 [ 100.741688][ T75] IPv6: ADDRCONF(NETDEV_CHANGE): wlan1: link becomes ready [ 100.801787][ C0] [ 100.801794][ C0] ================================ [ 100.801797][ C0] WARNING: inconsistent lock state [ 100.801810][ C0] syzkaller #0 Not tainted [ 100.801817][ C0] -------------------------------- [ 100.801820][ C0] inconsistent {INITIAL USE} -> {IN-NMI} usage. [ 100.801826][ C0] syz.0.17/4411 [HC1[1]:SC0[0]:HE0:SE1] takes: [ 100.801840][ C0] ffff88802867baa0 (&htab->lockdep_key){....}-{2:2}, at: htab_lock_bucket+0x179/0x2f0 [ 100.801892][ C0] {INITIAL USE} state was registered at: [ 100.801899][ C0] lock_acquire+0x1bb/0x4a0 [ 100.801919][ C0] _raw_spin_lock+0x2a/0x40 [ 100.801933][ C0] htab_lock_bucket+0x179/0x2f0 [ 100.801948][ C0] htab_lru_map_delete_elem+0x1ad/0x780 [ 100.801962][ C0] bpf_prog_2c29ac5cdc6b1842+0x3a/0x3e [ 100.801978][ C0] bpf_overflow_handler+0x522/0x7c0 [ 100.801994][ C0] __perf_event_overflow+0x448/0x610 [ 100.802014][ C0] perf_swevent_event+0x315/0x570 [ 100.802036][ C0] perf_bp_event+0x312/0x3f0 [ 100.802055][ C0] hw_breakpoint_exceptions_notify+0x152/0x470 [ 100.802075][ C0] atomic_notifier_call_chain+0x17a/0x2b0 [ 100.802090][ C0] notify_die+0x141/0x1a0 [ 100.802104][ C0] notify_debug+0x20/0x30 [ 100.802120][ C0] noist_exc_debug+0x73/0x120 [ 100.802140][ C0] asm_exc_debug+0x2f/0x40 [ 100.802163][ C0] irq event stamp: 2306 [ 100.802167][ C0] hardirqs last enabled at (2305): [] syscall_enter_from_user_mode+0x21/0x80 [ 100.802186][ C0] hardirqs last disabled at (2306): [] exc_debug+0x6e/0x130 [ 100.802209][ C0] softirqs last enabled at (2028): [] bpf_prog_load+0x1127/0x1560 [ 100.802232][ C0] softirqs last disabled at (2026): [] bpf_ksym_add+0x29/0x340 [ 100.802247][ C0] [ 100.802247][ C0] other info that might help us debug this: [ 100.802251][ C0] Possible unsafe locking scenario: [ 100.802251][ C0] [ 100.802254][ C0] CPU0 [ 100.802256][ C0] ---- [ 100.802258][ C0] lock(&htab->lockdep_key); [ 100.802267][ C0] [ 100.802274][ C0] lock(&htab->lockdep_key); [ 100.802282][ C0] [ 100.802282][ C0] *** DEADLOCK *** [ 100.802282][ C0] [ 100.802285][ C0] no locks held by syz.0.17/4411. [ 100.802290][ C0] [ 100.802290][ C0] stack backtrace: [ 100.802299][ C0] CPU: 0 PID: 4411 Comm: syz.0.17 Not tainted syzkaller #0 [ 100.802313][ C0] Hardware name: Google Google Compute Engine/Google Compute Engine, BIOS Google 03/18/2026 [ 100.802327][ C0] Call Trace: [ 100.802335][ C0] <#DB> [ 100.802340][ C0] dump_stack_lvl+0x188/0x24e [ 100.802362][ C0] ? show_regs_print_info+0x12/0x12 [ 100.802385][ C0] ? print_usage_bug+0x42a/0x690 [ 100.802406][ C0] ? verify_lock_unused+0x18/0x140 [ 100.802427][ C0] lock_acquire+0x2df/0x4a0 [ 100.802448][ C0] ? htab_lock_bucket+0x179/0x2f0 [ 100.802464][ C0] ? read_lock_is_recursive+0x10/0x10 [ 100.802489][ C0] _raw_spin_lock+0x2a/0x40 [ 100.802503][ C0] ? htab_lock_bucket+0x179/0x2f0 [ 100.802519][ C0] htab_lock_bucket+0x179/0x2f0 [ 100.802536][ C0] ? htab_lru_map_delete_node+0x630/0x630 [ 100.802556][ C0] ? htab_map_hash+0x269/0x6d0 [ 100.802573][ C0] htab_lru_map_delete_elem+0x1ad/0x780 [ 100.802590][ C0] ? bpf_overflow_handler+0xd9/0x7c0 [ 100.802607][ C0] ? htab_lru_map_update_elem+0xe80/0xe80 [ 100.802670][ C0] bpf_prog_2c29ac5cdc6b1842+0x3a/0x3e [ 100.802684][ C0] bpf_overflow_handler+0x522/0x7c0 [ 100.802702][ C0] ? bpf_overflow_handler+0xd9/0x7c0 [ 100.802718][ C0] ? perf_swevent_overflow+0x230/0x230 [ 100.802736][ C0] ? __perf_event_account_interrupt+0x187/0x280 [ 100.802764][ C0] __perf_event_overflow+0x448/0x610 [ 100.802788][ C0] perf_swevent_event+0x315/0x570 [ 100.802810][ C0] ? perf_tp_event+0xc30/0xc30 [ 100.802835][ C0] perf_bp_event+0x312/0x3f0 [ 100.802858][ C0] ? perf_event_free_bpf_prog+0x110/0x110 [ 100.802891][ C0] ? atomic_notifier_call_chain+0x2c/0x2b0 [ 100.802908][ C0] ? read_lock_is_recursive+0x10/0x10 [ 100.802930][ C0] hw_breakpoint_exceptions_notify+0x152/0x470 [ 100.802952][ C0] atomic_notifier_call_chain+0x17a/0x2b0 [ 100.802968][ C0] ? atomic_notifier_call_chain+0x2c/0x2b0 [ 100.802985][ C0] notify_die+0x141/0x1a0 [ 100.803001][ C0] ? srcu_init_notifier_head+0x90/0x90 [ 100.803024][ C0] notify_debug+0x20/0x30 [ 100.803045][ C0] exc_debug+0xd9/0x130 [ 100.803067][ C0] asm_exc_debug+0x1a/0x40 [ 100.803083][ C0] RIP: 0010:copy_user_enhanced_fast_string+0xa/0x40 [ 100.803105][ 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 [ 100.803120][ C0] RSP: 0018:ffffc900037f7d08 EFLAGS: 00050202 [ 100.803132][ C0] RAX: ffffffff84114301 RBX: 0000000000000080 RCX: 000000000000007f [ 100.803141][ C0] RDX: 0000000000000080 RSI: 0000200000000301 RDI: ffffc900037f7e21 [ 100.803151][ C0] RBP: 0000000000000000 R08: ffffc900037f7e9f R09: 1ffff920006fefd3 [ 100.803161][ C0] R10: dffffc0000000000 R11: fffff520006fefd4 R12: 00007fffffffef80 [ 100.803171][ C0] R13: 0000200000000304 R14: ffffc900037f7e20 R15: 0000200000000300 [ 100.803184][ C0] ? _copy_from_user+0x61/0x170 [ 100.803208][ C0] [ 100.803212][ C0] [ 100.803215][ C0] _copy_from_user+0xf4/0x170 [ 100.803245][ C0] perf_copy_attr+0x174/0x850 [ 100.803264][ C0] __se_sys_perf_event_open+0xf5/0x1ec0 [ 100.803280][ C0] ? __x64_sys_perf_event_open+0xc0/0xc0 [ 100.803308][ C0] ? lockdep_hardirqs_on+0x94/0x140 [ 100.803321][ C0] ? __x64_sys_perf_event_open+0x1c/0xc0 [ 100.803345][ C0] do_syscall_64+0x4c/0xa0 [ 100.803364][ C0] ? clear_bhb_loop+0x60/0xb0 [ 100.803382][ C0] ? clear_bhb_loop+0x60/0xb0 [ 100.803401][ C0] entry_SYSCALL_64_after_hwframe+0x68/0xd2 [ 100.803418][ C0] RIP: 0033:0x7f050c19c819 [ 100.803428][ 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 [ 100.803439][ C0] RSP: 002b:00007fff16933c68 EFLAGS: 00000246 ORIG_RAX: 000000000000012a [ 100.803452][ C0] RAX: ffffffffffffffda RBX: 00007f050c415fa0 RCX: 00007f050c19c819 [ 100.803462][ C0] RDX: ffffffffffffffff RSI: 0000000000000000 RDI: 0000200000000300 [ 100.803471][ C0] RBP: 00007f050c232c91 R08: 0000000000000000 R09: 0000000000000000 [ 100.803479][ C0] R10: ffffffffffffffff R11: 0000000000000246 R12: 0000000000000000 [ 100.803488][ C0] R13: 00007f050c415fac R14: 00007f050c415fa0 R15: 00007f050c415fa0 [ 100.803503][ C0] [ 101.451116][ T48] Bluetooth: hci0: command 0x040f tx timeout