Warning: Permanently added '10.128.0.255' (ED25519) to the list of known hosts. 2026/01/16 16:01:25 parsed 1 programs [ 71.335881][ T4187] cgroup: Unknown subsys name 'net' [ 71.494780][ T4187] cgroup: Unknown subsys name 'rlimit' Setting up swapspace version 1, size = 127995904 bytes [ 72.964272][ T4187] Adding 124996k swap on ./swap-file. Priority:0 extents:1 across:124996k FS [ 75.618271][ T9] wlan0: Created IBSS using preconfigured BSSID 50:50:50:50:50:50 [ 75.626281][ T9] wlan0: Creating new IBSS network, BSSID 50:50:50:50:50:50 [ 75.651291][ T154] IPv6: ADDRCONF(NETDEV_CHANGE): wlan0: link becomes ready [ 75.670863][ T154] wlan1: Created IBSS using preconfigured BSSID 50:50:50:50:50:50 [ 75.679467][ T154] wlan1: Creating new IBSS network, BSSID 50:50:50:50:50:50 [ 75.690764][ T9] IPv6: ADDRCONF(NETDEV_CHANGE): wlan1: link becomes ready [ 76.049613][ T4244] chnl_net:caif_netlink_parms(): no params data found [ 76.116436][ T4244] bridge0: port 1(bridge_slave_0) entered blocking state [ 76.124772][ T4244] bridge0: port 1(bridge_slave_0) entered disabled state [ 76.133115][ T4244] device bridge_slave_0 entered promiscuous mode [ 76.143093][ T4244] bridge0: port 2(bridge_slave_1) entered blocking state [ 76.150658][ T4244] bridge0: port 2(bridge_slave_1) entered disabled state [ 76.159197][ T4244] device bridge_slave_1 entered promiscuous mode [ 76.188262][ T4244] bond0: (slave bond_slave_0): Enslaving as an active interface with an up link [ 76.201417][ T4244] bond0: (slave bond_slave_1): Enslaving as an active interface with an up link [ 76.233404][ T4244] team0: Port device team_slave_0 added [ 76.241573][ T4244] team0: Port device team_slave_1 added [ 76.263173][ T4244] batman_adv: batadv0: Adding interface: batadv_slave_0 [ 76.270330][ T4244] 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. [ 76.297248][ T4244] batman_adv: batadv0: Not using interface batadv_slave_0 (retrying later): interface not active [ 76.310789][ T4244] batman_adv: batadv0: Adding interface: batadv_slave_1 [ 76.317779][ T4244] 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. [ 76.344344][ T4244] batman_adv: batadv0: Not using interface batadv_slave_1 (retrying later): interface not active [ 76.380493][ T4244] device hsr_slave_0 entered promiscuous mode [ 76.387716][ T4244] device hsr_slave_1 entered promiscuous mode [ 76.514562][ T4244] netdevsim netdevsim0 netdevsim0: renamed from eth0 [ 76.527043][ T4244] netdevsim netdevsim0 netdevsim1: renamed from eth1 [ 76.540044][ T4244] netdevsim netdevsim0 netdevsim2: renamed from eth2 [ 76.551538][ T4244] netdevsim netdevsim0 netdevsim3: renamed from eth3 [ 76.639849][ T4244] bridge0: port 2(bridge_slave_1) entered blocking state [ 76.647131][ T4244] bridge0: port 2(bridge_slave_1) entered forwarding state [ 76.655008][ T4244] bridge0: port 1(bridge_slave_0) entered blocking state [ 76.662118][ T4244] bridge0: port 1(bridge_slave_0) entered forwarding state [ 76.705021][ T9] bridge0: port 1(bridge_slave_0) entered disabled state [ 76.728276][ T9] bridge0: port 2(bridge_slave_1) entered disabled state [ 76.789765][ T4244] 8021q: adding VLAN 0 to HW filter on device bond0 [ 76.802521][ T1208] IPv6: ADDRCONF(NETDEV_CHANGE): veth1: link becomes ready [ 76.813763][ T1208] IPv6: ADDRCONF(NETDEV_CHANGE): veth0: link becomes ready [ 76.825107][ T4244] 8021q: adding VLAN 0 to HW filter on device team0 [ 76.835060][ T1208] IPv6: ADDRCONF(NETDEV_CHANGE): veth0_to_bridge: link becomes ready [ 76.844004][ T1208] IPv6: ADDRCONF(NETDEV_CHANGE): bridge_slave_0: link becomes ready [ 76.854160][ T1208] bridge0: port 1(bridge_slave_0) entered blocking state [ 76.861293][ T1208] bridge0: port 1(bridge_slave_0) entered forwarding state [ 76.874667][ T1208] IPv6: ADDRCONF(NETDEV_CHANGE): veth1_to_bridge: link becomes ready [ 76.883856][ T1208] IPv6: ADDRCONF(NETDEV_CHANGE): bridge_slave_1: link becomes ready [ 76.892491][ T1208] bridge0: port 2(bridge_slave_1) entered blocking state [ 76.899611][ T1208] bridge0: port 2(bridge_slave_1) entered forwarding state [ 76.911943][ T1208] IPv6: ADDRCONF(NETDEV_CHANGE): veth0_to_bond: link becomes ready [ 76.924557][ T1208] IPv6: ADDRCONF(NETDEV_CHANGE): veth1_to_bond: link becomes ready [ 76.936866][ T1208] IPv6: ADDRCONF(NETDEV_CHANGE): veth0_to_team: link becomes ready [ 76.946046][ T1208] IPv6: ADDRCONF(NETDEV_CHANGE): team_slave_0: link becomes ready [ 76.956630][ T1208] IPv6: ADDRCONF(NETDEV_CHANGE): team0: link becomes ready [ 76.967509][ T1208] IPv6: ADDRCONF(NETDEV_CHANGE): veth1_to_team: link becomes ready [ 76.977782][ T1208] IPv6: ADDRCONF(NETDEV_CHANGE): team_slave_1: link becomes ready [ 76.989323][ T1208] IPv6: ADDRCONF(NETDEV_CHANGE): veth0_to_hsr: link becomes ready [ 76.997807][ T1208] IPv6: ADDRCONF(NETDEV_CHANGE): hsr_slave_0: link becomes ready [ 77.026851][ T9] IPv6: ADDRCONF(NETDEV_CHANGE): veth1_to_hsr: link becomes ready [ 77.035585][ T9] IPv6: ADDRCONF(NETDEV_CHANGE): hsr_slave_1: link becomes ready [ 77.047733][ T4244] IPv6: ADDRCONF(NETDEV_CHANGE): hsr0: link becomes ready [ 77.175135][ T9] IPv6: ADDRCONF(NETDEV_CHANGE): vxcan1: link becomes ready [ 77.183366][ T9] IPv6: ADDRCONF(NETDEV_CHANGE): vxcan0: link becomes ready [ 77.196020][ T4244] 8021q: adding VLAN 0 to HW filter on device batadv0 [ 77.231723][ T9] IPv6: ADDRCONF(NETDEV_CHANGE): veth1_virt_wifi: link becomes ready [ 77.240844][ T9] IPv6: ADDRCONF(NETDEV_CHANGE): veth0_virt_wifi: link becomes ready [ 77.262823][ T9] IPv6: ADDRCONF(NETDEV_CHANGE): veth1_vlan: link becomes ready [ 77.272523][ T9] IPv6: ADDRCONF(NETDEV_CHANGE): veth0_vlan: link becomes ready [ 77.281665][ T9] IPv6: ADDRCONF(NETDEV_CHANGE): vlan0: link becomes ready [ 77.290333][ T9] IPv6: ADDRCONF(NETDEV_CHANGE): vlan1: link becomes ready [ 77.313275][ T4244] device veth0_vlan entered promiscuous mode [ 77.324514][ T4244] device veth1_vlan entered promiscuous mode [ 77.345724][ T1208] IPv6: ADDRCONF(NETDEV_CHANGE): macvlan0: link becomes ready [ 77.354620][ T1208] IPv6: ADDRCONF(NETDEV_CHANGE): macvlan1: link becomes ready [ 77.363702][ T1208] IPv6: ADDRCONF(NETDEV_CHANGE): veth1_macvtap: link becomes ready [ 77.372464][ T1208] IPv6: ADDRCONF(NETDEV_CHANGE): veth0_macvtap: link becomes ready [ 77.385219][ T4244] device veth0_macvtap entered promiscuous mode [ 77.414939][ T4244] device veth1_macvtap entered promiscuous mode [ 77.431776][ T4244] batman_adv: batadv0: Interface activated: batadv_slave_0 [ 77.440064][ T1208] IPv6: ADDRCONF(NETDEV_CHANGE): macvtap0: link becomes ready [ 77.449692][ T1208] IPv6: ADDRCONF(NETDEV_CHANGE): macsec0: link becomes ready [ 77.457713][ T1208] IPv6: ADDRCONF(NETDEV_CHANGE): batadv_slave_0: link becomes ready [ 77.466454][ T1208] IPv6: ADDRCONF(NETDEV_CHANGE): veth0_to_batadv: link becomes ready [ 77.480491][ T4244] batman_adv: batadv0: Interface activated: batadv_slave_1 [ 77.487876][ T1208] IPv6: ADDRCONF(NETDEV_CHANGE): batadv_slave_1: link becomes ready [ 77.500302][ T1208] IPv6: ADDRCONF(NETDEV_CHANGE): veth1_to_batadv: link becomes ready [ 77.530738][ T4244] netdevsim netdevsim0 netdevsim0: set [1, 0] type 2 family 0 port 6081 - 0 [ 77.540407][ T4244] netdevsim netdevsim0 netdevsim1: set [1, 0] type 2 family 0 port 6081 - 0 [ 77.549970][ T4244] netdevsim netdevsim0 netdevsim2: set [1, 0] type 2 family 0 port 6081 - 0 [ 77.558874][ T4244] netdevsim netdevsim0 netdevsim3: set [1, 0] type 2 family 0 port 6081 - 0 2026/01/16 16:01:35 executed programs: 0 [ 79.108315][ T4290] chnl_net:caif_netlink_parms(): no params data found [ 79.194234][ T4290] bridge0: port 1(bridge_slave_0) entered blocking state [ 79.201684][ T4290] bridge0: port 1(bridge_slave_0) entered disabled state [ 79.210282][ T4290] device bridge_slave_0 entered promiscuous mode [ 79.218862][ T4290] bridge0: port 2(bridge_slave_1) entered blocking state [ 79.226033][ T4290] bridge0: port 2(bridge_slave_1) entered disabled state [ 79.234835][ T4290] device bridge_slave_1 entered promiscuous mode [ 79.273516][ T4290] bond0: (slave bond_slave_0): Enslaving as an active interface with an up link [ 79.285322][ T4290] bond0: (slave bond_slave_1): Enslaving as an active interface with an up link [ 79.321815][ T4290] team0: Port device team_slave_0 added [ 79.331936][ T4290] team0: Port device team_slave_1 added [ 79.355680][ T4290] batman_adv: batadv0: Adding interface: batadv_slave_0 [ 79.362737][ T4290] 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. [ 79.389337][ T4290] batman_adv: batadv0: Not using interface batadv_slave_0 (retrying later): interface not active [ 79.401555][ T4290] batman_adv: batadv0: Adding interface: batadv_slave_1 [ 79.408715][ T4290] 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. [ 79.434770][ T4290] batman_adv: batadv0: Not using interface batadv_slave_1 (retrying later): interface not active [ 79.485187][ T4290] device hsr_slave_0 entered promiscuous mode [ 79.495318][ T4290] device hsr_slave_1 entered promiscuous mode [ 79.504105][ T4290] debugfs: Directory 'hsr0' with parent 'hsr' already present! [ 79.515024][ T4290] Cannot create hsr debugfs directory [ 79.608268][ T4290] netdevsim netdevsim0 netdevsim3 (unregistering): unset [1, 0] type 2 family 0 port 6081 - 0 [ 81.009177][ T4264] Bluetooth: hci0: command 0x0409 tx timeout [ 82.435462][ T4290] netdevsim netdevsim0 netdevsim2 (unregistering): unset [1, 0] type 2 family 0 port 6081 - 0 [ 82.474112][ T4290] netdevsim netdevsim0 netdevsim1 (unregistering): unset [1, 0] type 2 family 0 port 6081 - 0 [ 82.596347][ T4290] netdevsim netdevsim0 netdevsim0 (unregistering): unset [1, 0] type 2 family 0 port 6081 - 0 [ 82.770800][ T4290] netdevsim netdevsim0 netdevsim0: renamed from eth0 [ 82.781830][ T4290] netdevsim netdevsim0 netdevsim1: renamed from eth1 [ 82.792549][ T4290] netdevsim netdevsim0 netdevsim2: renamed from eth2 [ 82.813594][ T4290] netdevsim netdevsim0 netdevsim3: renamed from eth3 [ 82.882099][ T4290] 8021q: adding VLAN 0 to HW filter on device bond0 [ 82.895611][ T9] IPv6: ADDRCONF(NETDEV_CHANGE): veth1: link becomes ready [ 82.904586][ T9] IPv6: ADDRCONF(NETDEV_CHANGE): veth0: link becomes ready [ 82.915550][ T4290] 8021q: adding VLAN 0 to HW filter on device team0 [ 82.929771][ T1670] device hsr_slave_0 left promiscuous mode [ 82.936296][ T1670] device hsr_slave_1 left promiscuous mode [ 82.944400][ T1670] batman_adv: batadv0: Interface deactivated: batadv_slave_0 [ 82.953573][ T1670] batman_adv: batadv0: Removing interface: batadv_slave_0 [ 82.962108][ T1670] batman_adv: batadv0: Interface deactivated: batadv_slave_1 [ 82.970655][ T1670] batman_adv: batadv0: Removing interface: batadv_slave_1 [ 82.978607][ T1670] device bridge_slave_1 left promiscuous mode [ 82.985503][ T1670] bridge0: port 2(bridge_slave_1) entered disabled state [ 83.000942][ T1670] device bridge_slave_0 left promiscuous mode [ 83.007147][ T1670] bridge0: port 1(bridge_slave_0) entered disabled state [ 83.027306][ T1670] device veth1_macvtap left promiscuous mode [ 83.033785][ T1670] device veth0_macvtap left promiscuous mode [ 83.040445][ T1670] device veth1_vlan left promiscuous mode [ 83.046385][ T1670] device veth0_vlan left promiscuous mode [ 83.088117][ T4205] Bluetooth: hci0: command 0x041b tx timeout [ 83.223123][ T1670] team0 (unregistering): Port device team_slave_1 removed [ 83.236006][ T1670] team0 (unregistering): Port device team_slave_0 removed [ 83.252389][ T1670] bond0 (unregistering): (slave bond_slave_1): Releasing backup interface [ 83.266919][ T1670] bond0 (unregistering): (slave bond_slave_0): Releasing backup interface [ 83.325453][ T1670] bond0 (unregistering): Released all slaves [ 83.412990][ T9] IPv6: ADDRCONF(NETDEV_CHANGE): veth0_to_bridge: link becomes ready [ 83.421985][ T9] IPv6: ADDRCONF(NETDEV_CHANGE): bridge_slave_0: link becomes ready [ 83.430525][ T9] bridge0: port 1(bridge_slave_0) entered blocking state [ 83.437894][ T9] bridge0: port 1(bridge_slave_0) entered forwarding state [ 83.445982][ T9] IPv6: ADDRCONF(NETDEV_CHANGE): bridge0: link becomes ready [ 83.464237][ T9] IPv6: ADDRCONF(NETDEV_CHANGE): veth1_to_bridge: link becomes ready [ 83.475289][ T9] IPv6: ADDRCONF(NETDEV_CHANGE): bridge_slave_1: link becomes ready [ 83.484962][ T9] bridge0: port 2(bridge_slave_1) entered blocking state [ 83.492127][ T9] bridge0: port 2(bridge_slave_1) entered forwarding state [ 83.500659][ T9] IPv6: ADDRCONF(NETDEV_CHANGE): veth0_to_bond: link becomes ready [ 83.510295][ T9] IPv6: ADDRCONF(NETDEV_CHANGE): veth1_to_bond: link becomes ready [ 83.534840][ T9] IPv6: ADDRCONF(NETDEV_CHANGE): veth0_to_team: link becomes ready [ 83.544361][ T9] IPv6: ADDRCONF(NETDEV_CHANGE): team_slave_0: link becomes ready [ 83.554398][ T9] IPv6: ADDRCONF(NETDEV_CHANGE): veth1_to_team: link becomes ready [ 83.563933][ T9] IPv6: ADDRCONF(NETDEV_CHANGE): team_slave_1: link becomes ready [ 83.579331][ T4290] hsr0: Slave A (hsr_slave_0) is not up; please bring it up to get a fully working HSR network [ 83.589802][ T4290] hsr0: Slave B (hsr_slave_1) is not up; please bring it up to get a fully working HSR network [ 83.601462][ T9] IPv6: ADDRCONF(NETDEV_CHANGE): team0: link becomes ready [ 83.611066][ T9] IPv6: ADDRCONF(NETDEV_CHANGE): veth0_to_hsr: link becomes ready [ 83.621242][ T9] IPv6: ADDRCONF(NETDEV_CHANGE): hsr_slave_0: link becomes ready [ 83.630128][ T9] IPv6: ADDRCONF(NETDEV_CHANGE): veth1_to_hsr: link becomes ready [ 83.638873][ T9] IPv6: ADDRCONF(NETDEV_CHANGE): hsr_slave_1: link becomes ready [ 83.647150][ T9] IPv6: ADDRCONF(NETDEV_CHANGE): hsr0: link becomes ready [ 83.757706][ T1208] IPv6: ADDRCONF(NETDEV_CHANGE): vxcan1: link becomes ready [ 83.765417][ T1208] IPv6: ADDRCONF(NETDEV_CHANGE): vxcan0: link becomes ready [ 83.780560][ T4290] 8021q: adding VLAN 0 to HW filter on device batadv0 [ 83.800402][ T1208] IPv6: ADDRCONF(NETDEV_CHANGE): veth1_virt_wifi: link becomes ready [ 83.809719][ T1208] IPv6: ADDRCONF(NETDEV_CHANGE): veth0_virt_wifi: link becomes ready [ 83.829596][ T1208] IPv6: ADDRCONF(NETDEV_CHANGE): veth1_vlan: link becomes ready [ 83.837941][ T1208] IPv6: ADDRCONF(NETDEV_CHANGE): veth0_vlan: link becomes ready [ 83.849264][ T1208] IPv6: ADDRCONF(NETDEV_CHANGE): vlan0: link becomes ready [ 83.857098][ T1208] IPv6: ADDRCONF(NETDEV_CHANGE): vlan1: link becomes ready [ 83.867366][ T4290] device veth0_vlan entered promiscuous mode [ 83.880164][ T4290] device veth1_vlan entered promiscuous mode [ 83.900511][ T1208] IPv6: ADDRCONF(NETDEV_CHANGE): macvlan0: link becomes ready [ 83.919742][ T1208] IPv6: ADDRCONF(NETDEV_CHANGE): macvlan1: link becomes ready [ 83.946089][ T1208] IPv6: ADDRCONF(NETDEV_CHANGE): veth1_macvtap: link becomes ready [ 83.955305][ T1208] IPv6: ADDRCONF(NETDEV_CHANGE): veth0_macvtap: link becomes ready [ 83.967952][ T4290] device veth0_macvtap entered promiscuous mode [ 83.980319][ T4290] device veth1_macvtap entered promiscuous mode [ 83.998765][ T4290] batman_adv: batadv0: Interface activated: batadv_slave_0 [ 84.006102][ T1208] IPv6: ADDRCONF(NETDEV_CHANGE): macvtap0: link becomes ready [ 84.017144][ T1208] IPv6: ADDRCONF(NETDEV_CHANGE): macsec0: link becomes ready [ 84.026557][ T1208] IPv6: ADDRCONF(NETDEV_CHANGE): batadv_slave_0: link becomes ready [ 84.036773][ T1208] IPv6: ADDRCONF(NETDEV_CHANGE): veth0_to_batadv: link becomes ready [ 84.049733][ T4290] batman_adv: batadv0: Interface activated: batadv_slave_1 [ 84.060949][ T1208] IPv6: ADDRCONF(NETDEV_CHANGE): batadv_slave_1: link becomes ready [ 84.070369][ T1208] IPv6: ADDRCONF(NETDEV_CHANGE): veth1_to_batadv: link becomes ready [ 84.082439][ T4290] netdevsim netdevsim0 netdevsim0: set [1, 0] type 2 family 0 port 6081 - 0 [ 84.092390][ T4290] netdevsim netdevsim0 netdevsim1: set [1, 0] type 2 family 0 port 6081 - 0 [ 84.103183][ T4290] netdevsim netdevsim0 netdevsim2: set [1, 0] type 2 family 0 port 6081 - 0 [ 84.112502][ T4290] netdevsim netdevsim0 netdevsim3: set [1, 0] type 2 family 0 port 6081 - 0 [ 84.194088][ T1208] wlan0: Created IBSS using preconfigured BSSID 50:50:50:50:50:50 [ 84.213900][ T1208] wlan0: Creating new IBSS network, BSSID 50:50:50:50:50:50 [ 84.233356][ T9] IPv6: ADDRCONF(NETDEV_CHANGE): wlan0: link becomes ready [ 84.251741][ T9] wlan1: Created IBSS using preconfigured BSSID 50:50:50:50:50:50 [ 84.262468][ T9] wlan1: Creating new IBSS network, BSSID 50:50:50:50:50:50 [ 84.273365][ T1208] IPv6: ADDRCONF(NETDEV_CHANGE): wlan1: link becomes ready [ 84.353301][ C0] [ 84.353310][ C0] ================================ [ 84.353316][ C0] WARNING: inconsistent lock state [ 84.353333][ C0] syzkaller #0 Not tainted [ 84.353344][ C0] -------------------------------- [ 84.353348][ C0] inconsistent {INITIAL USE} -> {IN-NMI} usage. [ 84.353356][ C0] syz.0.17/4308 [HC1[1]:SC0[0]:HE0:SE1] takes: [ 84.353376][ C0] ffff88801eb3e238 (&trie->lock){....}-{2:2}, at: trie_delete_elem+0x90/0x710 [ 84.353433][ C0] {INITIAL USE} state was registered at: [ 84.353440][ C0] lock_acquire+0x197/0x3f0 [ 84.353460][ C0] _raw_spin_lock_irqsave+0xa4/0xf0 [ 84.353478][ C0] trie_delete_elem+0x90/0x710 [ 84.353494][ C0] bpf_prog_2c29ac5cdc6b1842+0x3a/0x97c [ 84.353509][ C0] bpf_overflow_handler+0x1c4/0x4c0 [ 84.353529][ C0] __perf_event_overflow+0x364/0x530 [ 84.353545][ C0] perf_swevent_event+0x4ad/0x530 [ 84.353560][ C0] perf_bp_event+0x224/0x290 [ 84.353575][ C0] hw_breakpoint_exceptions_notify+0x152/0x470 [ 84.353592][ C0] atomic_notifier_call_chain+0x15d/0x280 [ 84.353610][ C0] notify_die+0x12d/0x180 [ 84.353625][ C0] notify_debug+0x20/0x30 [ 84.353643][ C0] noist_exc_debug+0x73/0x120 [ 84.353660][ C0] asm_exc_debug+0x2f/0x40 [ 84.353679][ C0] irq event stamp: 2470 [ 84.353686][ C0] hardirqs last enabled at (2469): [] exc_debug+0xe6/0x130 [ 84.353710][ C0] hardirqs last disabled at (2470): [] exc_debug+0x6e/0x130 [ 84.353733][ C0] softirqs last enabled at (2268): [] bpf_prog_load+0x1150/0x1550 [ 84.353759][ C0] softirqs last disabled at (2266): [] bpf_ksym_add+0x29/0x340 [ 84.353784][ C0] [ 84.353784][ C0] other info that might help us debug this: [ 84.353789][ C0] Possible unsafe locking scenario: [ 84.353789][ C0] [ 84.353794][ C0] CPU0 [ 84.353797][ C0] ---- [ 84.353800][ C0] lock(&trie->lock); [ 84.353810][ C0] [ 84.353813][ C0] lock(&trie->lock); [ 84.353823][ C0] [ 84.353823][ C0] *** DEADLOCK *** [ 84.353823][ C0] [ 84.353827][ C0] no locks held by syz.0.17/4308. [ 84.353834][ C0] [ 84.353834][ C0] stack backtrace: [ 84.353843][ C0] CPU: 0 PID: 4308 Comm: syz.0.17 Not tainted syzkaller #0 [ 84.353861][ C0] Hardware name: Google Google Compute Engine/Google Compute Engine, BIOS Google 10/25/2025 [ 84.353879][ C0] Call Trace: [ 84.353885][ C0] <#DB> [ 84.353892][ C0] dump_stack_lvl+0x168/0x230 [ 84.353914][ C0] ? show_regs_print_info+0x20/0x20 [ 84.353936][ C0] ? print_usage_bug+0x42a/0x690 [ 84.353952][ C0] ? verify_lock_unused+0x18/0x140 [ 84.353976][ C0] lock_acquire+0x2b2/0x3f0 [ 84.353997][ C0] ? read_lock_is_recursive+0x10/0x10 [ 84.354020][ C0] ? trie_delete_elem+0x90/0x710 [ 84.354040][ C0] ? read_lock_is_recursive+0x10/0x10 [ 84.354062][ C0] ? verify_lock_unused+0x18/0x140 [ 84.354083][ C0] ? look_up_lock_class+0x71/0x110 [ 84.354105][ C0] ? verify_lock_unused+0x18/0x140 [ 84.354129][ C0] _raw_spin_lock_irqsave+0xa4/0xf0 [ 84.354147][ C0] ? trie_delete_elem+0x90/0x710 [ 84.354166][ C0] ? _raw_spin_lock+0x40/0x40 [ 84.354185][ C0] ? rcu_lock_acquire+0x9/0x30 [ 84.354207][ C0] trie_delete_elem+0x90/0x710 [ 84.354232][ C0] bpf_prog_2c29ac5cdc6b1842+0x3a/0x97c [ 84.354248][ C0] bpf_overflow_handler+0x1c4/0x4c0 [ 84.354271][ C0] ? perf_event_switch_output+0x650/0x650 [ 84.354296][ C0] ? __perf_event_account_interrupt+0x187/0x280 [ 84.354318][ C0] __perf_event_overflow+0x364/0x530 [ 84.354346][ C0] perf_swevent_event+0x4ad/0x530 [ 84.354366][ C0] perf_bp_event+0x224/0x290 [ 84.354387][ C0] ? perf_event_free_bpf_prog+0x110/0x110 [ 84.354421][ C0] ? rcu_lock_acquire+0x9/0x30 [ 84.354441][ C0] ? read_lock_is_recursive+0x10/0x10 [ 84.354466][ C0] hw_breakpoint_exceptions_notify+0x152/0x470 [ 84.354488][ C0] atomic_notifier_call_chain+0x15d/0x280 [ 84.354511][ C0] notify_die+0x12d/0x180 [ 84.354531][ C0] ? srcu_init_notifier_head+0x90/0x90 [ 84.354554][ C0] ? exc_debug+0x6e/0x130 [ 84.354574][ C0] ? trace_hardirqs_off_finish+0x57/0x1f0 [ 84.354602][ C0] notify_debug+0x20/0x30 [ 84.354622][ C0] exc_debug+0xcf/0x130 [ 84.354643][ C0] asm_exc_debug+0x1a/0x40 [ 84.354664][ C0] RIP: 0010:copy_user_generic_unrolled+0xa0/0xc0 [ 84.354686][ C0] Code: 7f 40 ff c9 75 b6 89 d1 83 e2 07 c1 e9 03 74 12 4c 8b 06 4c 89 07 48 8d 76 08 48 8d 7f 08 ff c9 75 ee 21 d2 74 10 89 d1 8a 06 <88> 07 48 ff c6 48 ff c7 ff c9 75 f2 31 c0 0f 01 ca c3 90 90 90 90 [ 84.354703][ C0] RSP: 0018:ffffc9000313fd08 EFLAGS: 00040206 [ 84.354719][ C0] RAX: ffffffff83dae000 RBX: 0000000000000004 RCX: 0000000000000003 [ 84.354732][ C0] RDX: 0000000000000004 RSI: 0000200000000301 RDI: ffff888141da7691 [ 84.354745][ C0] RBP: 0000000000000000 R08: 0000000000000004 R09: 0000000000000003 [ 84.354756][ C0] R10: ffffed10283b4ed2 R11: 1ffff110283b4ed2 R12: 00007ffffffff000 [ 84.354769][ C0] R13: 0000200000000304 R14: ffff888141da7690 R15: 0000200000000300 [ 84.354786][ C0] ? _copy_from_user+0xe0/0x170 [ 84.354808][ C0] [ 84.354813][ C0] [ 84.354818][ C0] _copy_from_user+0xfa/0x170 [ 84.354838][ C0] map_update_elem+0x3c3/0x770 [ 84.354862][ C0] __sys_bpf+0x3fb/0x670 [ 84.354882][ C0] ? bpf_link_show_fdinfo+0x340/0x340 [ 84.354908][ C0] ? vtime_user_exit+0x2dc/0x400 [ 84.354931][ C0] __x64_sys_bpf+0x78/0x90 [ 84.354951][ C0] do_syscall_64+0x4c/0xa0 [ 84.354970][ C0] ? clear_bhb_loop+0x30/0x80 [ 84.354989][ C0] ? clear_bhb_loop+0x30/0x80 [ 84.355009][ C0] entry_SYSCALL_64_after_hwframe+0x66/0xd0 [ 84.355029][ C0] RIP: 0033:0x7fae5a3f6749 [ 84.355044][ C0] Code: ff ff c3 66 2e 0f 1f 84 00 00 00 00 00 0f 1f 40 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 a8 ff ff ff f7 d8 64 89 01 48 [ 84.355059][ C0] RSP: 002b:00007ffc52da6718 EFLAGS: 00000246 ORIG_RAX: 0000000000000141 [ 84.355076][ C0] RAX: ffffffffffffffda RBX: 00007fae5a64cfa0 RCX: 00007fae5a3f6749 [ 84.355089][ C0] RDX: 0000000000000020 RSI: 0000200000004080 RDI: 0000000000000002 [ 84.355101][ C0] RBP: 00007fae5a47af91 R08: 0000000000000000 R09: 0000000000000000 [ 84.355112][ C0] R10: 0000000000000000 R11: 0000000000000246 R12: 0000000000000000 [ 84.355123][ C0] R13: 00007fae5a64cfa0 R14: 00007fae5a64cfa0 R15: 0000000000000003 [ 84.355143][ C0]