[ 86.854433][ T128] cfg80211: failed to load regulatory.db Warning: Permanently added '10.128.0.117' (ED25519) to the list of known hosts. 2026/05/05 06:05:25 parsed 1 programs [ 90.864965][ T4290] cgroup: Unknown subsys name 'net' [ 90.988589][ T4290] cgroup: Unknown subsys name 'rlimit' Setting up swapspace version 1, size = 127995904 bytes [ 92.575021][ T4290] Adding 124996k swap on ./swap-file. Priority:0 extents:1 across:124996k FS [ 94.015366][ T4304] Bluetooth: hci0: unexpected cc 0x0c03 length: 249 > 1 [ 94.023851][ T4304] Bluetooth: hci0: unexpected cc 0x1003 length: 249 > 9 [ 94.031755][ T4304] Bluetooth: hci0: unexpected cc 0x1001 length: 249 > 9 [ 94.040160][ T4304] Bluetooth: hci0: unexpected cc 0x0c23 length: 249 > 4 [ 94.048202][ T4304] Bluetooth: hci0: unexpected cc 0x0c25 length: 249 > 3 [ 94.055551][ T4304] Bluetooth: hci0: unexpected cc 0x0c38 length: 249 > 2 [ 94.359545][ T4314] chnl_net:caif_netlink_parms(): no params data found [ 94.408366][ T4314] bridge0: port 1(bridge_slave_0) entered blocking state [ 94.416273][ T4314] bridge0: port 1(bridge_slave_0) entered disabled state [ 94.424369][ T4314] device bridge_slave_0 entered promiscuous mode [ 94.436077][ T4314] bridge0: port 2(bridge_slave_1) entered blocking state [ 94.443510][ T4314] bridge0: port 2(bridge_slave_1) entered disabled state [ 94.451656][ T4314] device bridge_slave_1 entered promiscuous mode [ 94.471809][ T4314] bond0: (slave bond_slave_0): Enslaving as an active interface with an up link [ 94.484385][ T4314] bond0: (slave bond_slave_1): Enslaving as an active interface with an up link [ 94.511017][ T4314] team0: Port device team_slave_0 added [ 94.518228][ T4314] team0: Port device team_slave_1 added [ 94.536205][ T4314] batman_adv: batadv0: Adding interface: batadv_slave_0 [ 94.543755][ T4314] 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. [ 94.570149][ T4314] batman_adv: batadv0: Not using interface batadv_slave_0 (retrying later): interface not active [ 94.593180][ T4314] batman_adv: batadv0: Adding interface: batadv_slave_1 [ 94.600536][ T4314] 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. [ 94.626737][ T4314] batman_adv: batadv0: Not using interface batadv_slave_1 (retrying later): interface not active [ 94.664801][ T4314] device hsr_slave_0 entered promiscuous mode [ 94.671500][ T4314] device hsr_slave_1 entered promiscuous mode [ 94.777627][ T4314] netdevsim netdevsim0 netdevsim0: renamed from eth0 [ 94.788091][ T4314] netdevsim netdevsim0 netdevsim1: renamed from eth1 [ 94.797866][ T4314] netdevsim netdevsim0 netdevsim2: renamed from eth2 [ 94.808586][ T4314] netdevsim netdevsim0 netdevsim3: renamed from eth3 [ 94.857732][ T4314] bridge0: port 2(bridge_slave_1) entered blocking state [ 94.865201][ T4314] bridge0: port 2(bridge_slave_1) entered forwarding state [ 94.873814][ T4314] bridge0: port 1(bridge_slave_0) entered blocking state [ 94.881014][ T4314] bridge0: port 1(bridge_slave_0) entered forwarding state [ 94.931501][ T4314] 8021q: adding VLAN 0 to HW filter on device bond0 [ 94.950731][ T11] IPv6: ADDRCONF(NETDEV_CHANGE): veth0: link becomes ready [ 94.961192][ T11] bridge0: port 1(bridge_slave_0) entered disabled state [ 94.971020][ T11] bridge0: port 2(bridge_slave_1) entered disabled state [ 94.980412][ T11] IPv6: ADDRCONF(NETDEV_CHANGE): bond0: link becomes ready [ 95.002018][ T4314] 8021q: adding VLAN 0 to HW filter on device team0 [ 95.014247][ T46] IPv6: ADDRCONF(NETDEV_CHANGE): bridge_slave_0: link becomes ready [ 95.024273][ T46] bridge0: port 1(bridge_slave_0) entered blocking state [ 95.031726][ T46] bridge0: port 1(bridge_slave_0) entered forwarding state [ 95.049638][ T46] IPv6: ADDRCONF(NETDEV_CHANGE): bridge_slave_1: link becomes ready [ 95.058330][ T46] bridge0: port 2(bridge_slave_1) entered blocking state [ 95.065583][ T46] bridge0: port 2(bridge_slave_1) entered forwarding state [ 95.087724][ T46] IPv6: ADDRCONF(NETDEV_CHANGE): team_slave_0: link becomes ready [ 95.096406][ T46] IPv6: ADDRCONF(NETDEV_CHANGE): team0: link becomes ready [ 95.114772][ T46] IPv6: ADDRCONF(NETDEV_CHANGE): team_slave_1: link becomes ready [ 95.126687][ T46] IPv6: ADDRCONF(NETDEV_CHANGE): hsr_slave_0: link becomes ready [ 95.139933][ T46] IPv6: ADDRCONF(NETDEV_CHANGE): hsr_slave_1: link becomes ready [ 95.155815][ T4314] IPv6: ADDRCONF(NETDEV_CHANGE): hsr0: link becomes ready [ 95.326685][ T46] IPv6: ADDRCONF(NETDEV_CHANGE): vxcan1: link becomes ready [ 95.335103][ T46] IPv6: ADDRCONF(NETDEV_CHANGE): vxcan0: link becomes ready [ 95.348021][ T4314] 8021q: adding VLAN 0 to HW filter on device batadv0 [ 95.364898][ T11] IPv6: ADDRCONF(NETDEV_CHANGE): veth1_virt_wifi: link becomes ready [ 95.374048][ T11] IPv6: ADDRCONF(NETDEV_CHANGE): veth0_virt_wifi: link becomes ready [ 95.395980][ T46] IPv6: ADDRCONF(NETDEV_CHANGE): veth1_vlan: link becomes ready [ 95.405055][ T46] IPv6: ADDRCONF(NETDEV_CHANGE): veth0_vlan: link becomes ready [ 95.419881][ T46] IPv6: ADDRCONF(NETDEV_CHANGE): vlan0: link becomes ready [ 95.428219][ T46] IPv6: ADDRCONF(NETDEV_CHANGE): vlan1: link becomes ready [ 95.438553][ T4314] device veth0_vlan entered promiscuous mode [ 95.457919][ T4314] device veth1_vlan entered promiscuous mode [ 95.476960][ T46] IPv6: ADDRCONF(NETDEV_CHANGE): macvlan0: link becomes ready [ 95.485092][ T46] IPv6: ADDRCONF(NETDEV_CHANGE): macvlan1: link becomes ready [ 95.493771][ T46] IPv6: ADDRCONF(NETDEV_CHANGE): veth1_macvtap: link becomes ready [ 95.502297][ T46] IPv6: ADDRCONF(NETDEV_CHANGE): veth0_macvtap: link becomes ready [ 95.515865][ T4314] device veth0_macvtap entered promiscuous mode [ 95.526806][ T4314] device veth1_macvtap entered promiscuous mode [ 95.550214][ T4314] batman_adv: batadv0: Interface activated: batadv_slave_0 [ 95.561646][ T35] IPv6: ADDRCONF(NETDEV_CHANGE): macvtap0: link becomes ready [ 95.571150][ T35] IPv6: ADDRCONF(NETDEV_CHANGE): macsec0: link becomes ready [ 95.579459][ T35] IPv6: ADDRCONF(NETDEV_CHANGE): batadv_slave_0: link becomes ready [ 95.588376][ T35] IPv6: ADDRCONF(NETDEV_CHANGE): veth0_to_batadv: link becomes ready [ 95.599768][ T4314] batman_adv: batadv0: Interface activated: batadv_slave_1 [ 95.608895][ T35] IPv6: ADDRCONF(NETDEV_CHANGE): batadv_slave_1: link becomes ready [ 95.618514][ T35] IPv6: ADDRCONF(NETDEV_CHANGE): veth1_to_batadv: link becomes ready [ 95.630965][ T4314] netdevsim netdevsim0 netdevsim0: set [1, 0] type 2 family 0 port 6081 - 0 [ 95.641202][ T4314] netdevsim netdevsim0 netdevsim1: set [1, 0] type 2 family 0 port 6081 - 0 [ 95.650532][ T4314] netdevsim netdevsim0 netdevsim2: set [1, 0] type 2 family 0 port 6081 - 0 [ 95.660815][ T4314] netdevsim netdevsim0 netdevsim3: set [1, 0] type 2 family 0 port 6081 - 0 [ 95.816787][ T9] netdevsim netdevsim0 netdevsim3 (unregistering): unset [1, 0] type 2 family 0 port 6081 - 0 [ 96.732851][ T35] wlan0: Created IBSS using preconfigured BSSID 50:50:50:50:50:50 [ 96.741099][ T35] wlan0: Creating new IBSS network, BSSID 50:50:50:50:50:50 [ 96.754487][ T46] IPv6: ADDRCONF(NETDEV_CHANGE): wlan0: link becomes ready [ 96.782267][ T46] wlan1: Created IBSS using preconfigured BSSID 50:50:50:50:50:50 [ 96.790619][ T46] wlan1: Creating new IBSS network, BSSID 50:50:50:50:50:50 [ 96.799562][ T35] IPv6: ADDRCONF(NETDEV_CHANGE): wlan1: link becomes ready 2026/05/05 06:05:34 executed programs: 0 [ 98.307468][ T9] netdevsim netdevsim0 netdevsim2 (unregistering): unset [1, 0] type 2 family 0 port 6081 - 0 [ 98.400219][ T48] Bluetooth: hci0: unexpected cc 0x0c03 length: 249 > 1 [ 98.408497][ T48] Bluetooth: hci0: unexpected cc 0x1003 length: 249 > 9 [ 98.416916][ T48] Bluetooth: hci0: unexpected cc 0x1001 length: 249 > 9 [ 98.426502][ T48] Bluetooth: hci0: unexpected cc 0x0c23 length: 249 > 4 [ 98.436455][ T48] Bluetooth: hci0: unexpected cc 0x0c25 length: 249 > 3 [ 98.444043][ T48] Bluetooth: hci0: unexpected cc 0x0c38 length: 249 > 2 [ 98.560866][ T4373] chnl_net:caif_netlink_parms(): no params data found [ 98.604623][ T4373] bridge0: port 1(bridge_slave_0) entered blocking state [ 98.612042][ T4373] bridge0: port 1(bridge_slave_0) entered disabled state [ 98.620213][ T4373] device bridge_slave_0 entered promiscuous mode [ 98.629592][ T4373] bridge0: port 2(bridge_slave_1) entered blocking state [ 98.636957][ T4373] bridge0: port 2(bridge_slave_1) entered disabled state [ 98.645528][ T4373] device bridge_slave_1 entered promiscuous mode [ 98.665716][ T4373] bond0: (slave bond_slave_0): Enslaving as an active interface with an up link [ 98.678316][ T4373] bond0: (slave bond_slave_1): Enslaving as an active interface with an up link [ 98.701720][ T4373] team0: Port device team_slave_0 added [ 98.709839][ T4373] team0: Port device team_slave_1 added [ 98.731824][ T4373] batman_adv: batadv0: Adding interface: batadv_slave_0 [ 98.739011][ T4373] 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. [ 98.765195][ T4373] batman_adv: batadv0: Not using interface batadv_slave_0 (retrying later): interface not active [ 98.779167][ T4373] batman_adv: batadv0: Adding interface: batadv_slave_1 [ 98.786677][ T4373] 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. [ 98.812743][ T4373] batman_adv: batadv0: Not using interface batadv_slave_1 (retrying later): interface not active [ 98.847936][ T4373] device hsr_slave_0 entered promiscuous mode [ 98.854961][ T4373] device hsr_slave_1 entered promiscuous mode [ 98.861580][ T4373] debugfs: Directory 'hsr0' with parent 'hsr' already present! [ 98.869614][ T4373] Cannot create hsr debugfs directory [ 100.533338][ T4304] Bluetooth: hci0: command 0x0409 tx timeout [ 100.933455][ T9] netdevsim netdevsim0 netdevsim1 (unregistering): unset [1, 0] type 2 family 0 port 6081 - 0 [ 100.995946][ T9] netdevsim netdevsim0 netdevsim0 (unregistering): unset [1, 0] type 2 family 0 port 6081 - 0 [ 101.813733][ T9] device hsr_slave_0 left promiscuous mode [ 101.820486][ T9] device hsr_slave_1 left promiscuous mode [ 101.828730][ T9] batman_adv: batadv0: Interface deactivated: batadv_slave_0 [ 101.839155][ T9] batman_adv: batadv0: Removing interface: batadv_slave_0 [ 101.849021][ T9] batman_adv: batadv0: Interface deactivated: batadv_slave_1 [ 101.859266][ T9] batman_adv: batadv0: Removing interface: batadv_slave_1 [ 101.867837][ T9] device bridge_slave_1 left promiscuous mode [ 101.877762][ T9] bridge0: port 2(bridge_slave_1) entered disabled state [ 101.890117][ T9] device bridge_slave_0 left promiscuous mode [ 101.900675][ T9] bridge0: port 1(bridge_slave_0) entered disabled state [ 101.929475][ T9] device veth1_macvtap left promiscuous mode [ 101.938460][ T9] device veth0_macvtap left promiscuous mode [ 101.945436][ T9] device veth1_vlan left promiscuous mode [ 101.951998][ T9] device veth0_vlan left promiscuous mode [ 102.385930][ T9] team0 (unregistering): Port device team_slave_1 removed [ 102.415051][ T9] team0 (unregistering): Port device team_slave_0 removed [ 102.444156][ T9] bond0 (unregistering): (slave bond_slave_1): Releasing backup interface [ 102.475891][ T9] bond0 (unregistering): (slave bond_slave_0): Releasing backup interface [ 102.614976][ T4304] Bluetooth: hci0: command 0x041b tx timeout [ 102.680287][ T9] bond0 (unregistering): Released all slaves [ 102.766452][ T4373] netdevsim netdevsim0 netdevsim0: renamed from eth0 [ 102.776529][ T4373] netdevsim netdevsim0 netdevsim1: renamed from eth1 [ 102.785819][ T4373] netdevsim netdevsim0 netdevsim2: renamed from eth2 [ 102.797706][ T4373] netdevsim netdevsim0 netdevsim3: renamed from eth3 [ 102.862206][ T4373] 8021q: adding VLAN 0 to HW filter on device bond0 [ 102.896872][ T11] IPv6: ADDRCONF(NETDEV_CHANGE): veth1: link becomes ready [ 102.905745][ T11] IPv6: ADDRCONF(NETDEV_CHANGE): veth0: link becomes ready [ 102.915873][ T4373] 8021q: adding VLAN 0 to HW filter on device team0 [ 102.926488][ T11] IPv6: ADDRCONF(NETDEV_CHANGE): veth0_to_bridge: link becomes ready [ 102.936981][ T11] IPv6: ADDRCONF(NETDEV_CHANGE): bridge_slave_0: link becomes ready [ 102.947224][ T11] bridge0: port 1(bridge_slave_0) entered blocking state [ 102.954403][ T11] bridge0: port 1(bridge_slave_0) entered forwarding state [ 102.962473][ T11] IPv6: ADDRCONF(NETDEV_CHANGE): bridge0: link becomes ready [ 102.976849][ T57] IPv6: ADDRCONF(NETDEV_CHANGE): veth1_to_bridge: link becomes ready [ 102.986643][ T57] IPv6: ADDRCONF(NETDEV_CHANGE): bridge_slave_1: link becomes ready [ 102.997333][ T57] bridge0: port 2(bridge_slave_1) entered blocking state [ 103.004622][ T57] bridge0: port 2(bridge_slave_1) entered forwarding state [ 103.019252][ T57] IPv6: ADDRCONF(NETDEV_CHANGE): veth0_to_bond: link becomes ready [ 103.031110][ T57] IPv6: ADDRCONF(NETDEV_CHANGE): veth1_to_bond: link becomes ready [ 103.044331][ T11] IPv6: ADDRCONF(NETDEV_CHANGE): veth0_to_team: link becomes ready [ 103.054472][ T11] IPv6: ADDRCONF(NETDEV_CHANGE): team_slave_0: link becomes ready [ 103.063609][ T11] IPv6: ADDRCONF(NETDEV_CHANGE): team0: link becomes ready [ 103.078062][ T11] IPv6: ADDRCONF(NETDEV_CHANGE): veth1_to_team: link becomes ready [ 103.087069][ T11] IPv6: ADDRCONF(NETDEV_CHANGE): team_slave_1: link becomes ready [ 103.111345][ T4373] hsr0: Slave A (hsr_slave_0) is not up; please bring it up to get a fully working HSR network [ 103.123403][ T4373] hsr0: Slave B (hsr_slave_1) is not up; please bring it up to get a fully working HSR network [ 103.135993][ T35] IPv6: ADDRCONF(NETDEV_CHANGE): veth0_to_hsr: link becomes ready [ 103.144793][ T35] IPv6: ADDRCONF(NETDEV_CHANGE): hsr_slave_0: link becomes ready [ 103.153638][ T35] IPv6: ADDRCONF(NETDEV_CHANGE): veth1_to_hsr: link becomes ready [ 103.161935][ T35] IPv6: ADDRCONF(NETDEV_CHANGE): hsr_slave_1: link becomes ready [ 103.170351][ T35] IPv6: ADDRCONF(NETDEV_CHANGE): hsr0: link becomes ready [ 103.401851][ T4380] IPv6: ADDRCONF(NETDEV_CHANGE): vxcan1: link becomes ready [ 103.413712][ T4380] IPv6: ADDRCONF(NETDEV_CHANGE): vxcan0: link becomes ready [ 103.425451][ T4373] 8021q: adding VLAN 0 to HW filter on device batadv0 [ 103.455514][ T4380] IPv6: ADDRCONF(NETDEV_CHANGE): veth1_virt_wifi: link becomes ready [ 103.465095][ T4380] IPv6: ADDRCONF(NETDEV_CHANGE): veth0_virt_wifi: link becomes ready [ 103.495117][ T4380] IPv6: ADDRCONF(NETDEV_CHANGE): veth1_vlan: link becomes ready [ 103.513077][ T4380] IPv6: ADDRCONF(NETDEV_CHANGE): veth0_vlan: link becomes ready [ 103.521457][ T4380] IPv6: ADDRCONF(NETDEV_CHANGE): vlan0: link becomes ready [ 103.533569][ T4380] IPv6: ADDRCONF(NETDEV_CHANGE): vlan1: link becomes ready [ 103.545430][ T4373] device veth0_vlan entered promiscuous mode [ 103.561077][ T4373] device veth1_vlan entered promiscuous mode [ 103.600115][ T4380] IPv6: ADDRCONF(NETDEV_CHANGE): macvlan0: link becomes ready [ 103.608857][ T4380] IPv6: ADDRCONF(NETDEV_CHANGE): macvlan1: link becomes ready [ 103.618880][ T4380] IPv6: ADDRCONF(NETDEV_CHANGE): veth1_macvtap: link becomes ready [ 103.628832][ T4380] IPv6: ADDRCONF(NETDEV_CHANGE): veth0_macvtap: link becomes ready [ 103.645873][ T4373] device veth0_macvtap entered promiscuous mode [ 103.663315][ T4373] device veth1_macvtap entered promiscuous mode [ 103.691478][ T4373] batman_adv: batadv0: Interface activated: batadv_slave_0 [ 103.699621][ T11] IPv6: ADDRCONF(NETDEV_CHANGE): macvtap0: link becomes ready [ 103.708442][ T11] IPv6: ADDRCONF(NETDEV_CHANGE): macsec0: link becomes ready [ 103.716722][ T11] IPv6: ADDRCONF(NETDEV_CHANGE): batadv_slave_0: link becomes ready [ 103.726768][ T11] IPv6: ADDRCONF(NETDEV_CHANGE): veth0_to_batadv: link becomes ready [ 103.742371][ T4373] batman_adv: batadv0: Interface activated: batadv_slave_1 [ 103.751770][ T11] IPv6: ADDRCONF(NETDEV_CHANGE): batadv_slave_1: link becomes ready [ 103.760634][ T11] IPv6: ADDRCONF(NETDEV_CHANGE): veth1_to_batadv: link becomes ready [ 103.774026][ T4373] netdevsim netdevsim0 netdevsim0: set [1, 0] type 2 family 0 port 6081 - 0 [ 103.783201][ T4373] netdevsim netdevsim0 netdevsim1: set [1, 0] type 2 family 0 port 6081 - 0 [ 103.792122][ T4373] netdevsim netdevsim0 netdevsim2: set [1, 0] type 2 family 0 port 6081 - 0 [ 103.801312][ T4373] netdevsim netdevsim0 netdevsim3: set [1, 0] type 2 family 0 port 6081 - 0 [ 103.853320][ T4380] wlan0: Created IBSS using preconfigured BSSID 50:50:50:50:50:50 [ 103.861260][ T4380] wlan0: Creating new IBSS network, BSSID 50:50:50:50:50:50 [ 103.876018][ T35] IPv6: ADDRCONF(NETDEV_CHANGE): wlan0: link becomes ready [ 103.894377][ T35] wlan1: Created IBSS using preconfigured BSSID 50:50:50:50:50:50 [ 103.902334][ T35] wlan1: Creating new IBSS network, BSSID 50:50:50:50:50:50 [ 103.910449][ T4380] IPv6: ADDRCONF(NETDEV_CHANGE): wlan1: link becomes ready [ 103.970139][ C1] [ 103.970146][ C1] ================================ [ 103.970149][ C1] WARNING: inconsistent lock state [ 103.970151][ C1] syzkaller #0 Not tainted [ 103.970158][ C1] -------------------------------- [ 103.970160][ C1] inconsistent {INITIAL USE} -> {IN-NMI} usage. [ 103.970164][ C1] syz.0.17/4435 [HC1[1]:SC0[0]:HE0:SE1] takes: [ 103.970176][ C1] ffff88807ceae238 (&trie->lock){....}-{2:2}, at: trie_delete_elem+0x90/0x690 [ 103.970210][ C1] {INITIAL USE} state was registered at: [ 103.970213][ C1] lock_acquire+0x1bb/0x4a0 [ 103.970226][ C1] _raw_spin_lock_irqsave+0xb0/0x100 [ 103.970237][ C1] trie_delete_elem+0x90/0x690 [ 103.970249][ C1] bpf_prog_dd9ec7ccafdb8ba4+0x3d/0x41 [ 103.970260][ C1] bpf_overflow_handler+0x522/0x7c0 [ 103.970270][ C1] __perf_event_overflow+0x448/0x610 [ 103.970283][ C1] perf_swevent_overflow+0x19b/0x230 [ 103.970292][ C1] perf_swevent_event+0x458/0x570 [ 103.970305][ C1] perf_bp_event+0x312/0x3f0 [ 103.970318][ C1] hw_breakpoint_exceptions_notify+0x152/0x470 [ 103.970331][ C1] atomic_notifier_call_chain+0x17a/0x2b0 [ 103.970341][ C1] notify_die+0x141/0x1a0 [ 103.970350][ C1] notify_debug+0x20/0x30 [ 103.970361][ C1] noist_exc_debug+0x73/0x120 [ 103.970369][ C1] asm_exc_debug+0x2f/0x40 [ 103.970379][ C1] irq event stamp: 1080 [ 103.970383][ C1] hardirqs last enabled at (1079): [] exc_debug+0xf0/0x130 [ 103.970393][ C1] hardirqs last disabled at (1080): [] exc_debug+0x6e/0x130 [ 103.970403][ C1] softirqs last enabled at (780): [] bpf_prog_load+0x1127/0x1560 [ 103.970419][ C1] softirqs last disabled at (778): [] bpf_ksym_add+0x29/0x340 [ 103.970429][ C1] [ 103.970429][ C1] other info that might help us debug this: [ 103.970432][ C1] Possible unsafe locking scenario: [ 103.970432][ C1] [ 103.970434][ C1] CPU0 [ 103.970435][ C1] ---- [ 103.970437][ C1] lock(&trie->lock); [ 103.970443][ C1] [ 103.970444][ C1] lock(&trie->lock); [ 103.970450][ C1] [ 103.970450][ C1] *** DEADLOCK *** [ 103.970450][ C1] [ 103.970452][ C1] no locks held by syz.0.17/4435. [ 103.970456][ C1] [ 103.970456][ C1] stack backtrace: [ 103.970459][ C1] CPU: 1 PID: 4435 Comm: syz.0.17 Not tainted syzkaller #0 [ 103.970468][ C1] Hardware name: Google Google Compute Engine/Google Compute Engine, BIOS Google 04/18/2026 [ 103.970473][ C1] Call Trace: [ 103.970477][ C1] <#DB> [ 103.970480][ C1] dump_stack_lvl+0x188/0x24e [ 103.970496][ C1] ? show_regs_print_info+0x12/0x12 [ 103.970511][ C1] ? print_usage_bug+0x42a/0x690 [ 103.970524][ C1] ? verify_lock_unused+0x18/0x140 [ 103.970542][ C1] lock_acquire+0x2df/0x4a0 [ 103.970556][ C1] ? trie_delete_elem+0x90/0x690 [ 103.970571][ C1] ? read_lock_is_recursive+0x10/0x10 [ 103.970587][ C1] _raw_spin_lock_irqsave+0xb0/0x100 [ 103.970597][ C1] ? trie_delete_elem+0x90/0x690 [ 103.970609][ C1] ? _raw_spin_lock+0x40/0x40 [ 103.970619][ C1] ? lock_acquire+0x2df/0x4a0 [ 103.970633][ C1] trie_delete_elem+0x90/0x690 [ 103.970645][ C1] ? __cant_sleep+0x220/0x220 [ 103.970656][ C1] bpf_prog_dd9ec7ccafdb8ba4+0x3d/0x41 [ 103.970667][ C1] bpf_overflow_handler+0x522/0x7c0 [ 103.970679][ C1] ? bpf_overflow_handler+0xd9/0x7c0 [ 103.970689][ C1] ? perf_swevent_overflow+0x230/0x230 [ 103.970701][ C1] ? __perf_event_account_interrupt+0x187/0x280 [ 103.970716][ C1] __perf_event_overflow+0x448/0x610 [ 103.970731][ C1] perf_swevent_overflow+0x19b/0x230 [ 103.970746][ C1] perf_swevent_event+0x458/0x570 [ 103.970760][ C1] ? perf_tp_event+0xc30/0xc30 [ 103.970776][ C1] perf_bp_event+0x312/0x3f0 [ 103.970799][ C1] ? perf_event_free_bpf_prog+0x110/0x110 [ 103.970819][ C1] ? atomic_notifier_call_chain+0x2c/0x2b0 [ 103.970830][ C1] ? read_lock_is_recursive+0x10/0x10 [ 103.970844][ C1] hw_breakpoint_exceptions_notify+0x152/0x470 [ 103.970858][ C1] atomic_notifier_call_chain+0x17a/0x2b0 [ 103.970869][ C1] ? atomic_notifier_call_chain+0x2c/0x2b0 [ 103.970880][ C1] notify_die+0x141/0x1a0 [ 103.970891][ C1] ? srcu_init_notifier_head+0x90/0x90 [ 103.970905][ C1] notify_debug+0x20/0x30 [ 103.970916][ C1] exc_debug+0xd9/0x130 [ 103.970929][ C1] asm_exc_debug+0x1a/0x40 [ 103.970944][ C1] RIP: 0010:copy_user_enhanced_fast_string+0xa/0x40 [ 103.970965][ C1] 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 [ 103.970973][ C1] RSP: 0018:ffffc90003467ce0 EFLAGS: 00050206 [ 103.970983][ C1] RAX: ffffffff84114901 RBX: 000000000000004c RCX: 0000000000000009 [ 103.970991][ C1] RDX: 000000000000004c RSI: 0000200000000303 RDI: ffff88801f30efc3 [ 103.970997][ C1] RBP: 0000000000000000 R08: 0000000000000003 R09: 0000000000000004 [ 103.971003][ C1] R10: dffffc0000000000 R11: ffffed1003e61df9 R12: 00007fffffffefb4 [ 103.971010][ C1] R13: 1ffff110051f0240 R14: ffff88801f30ef80 R15: 00002000000002c0 [ 103.971018][ C1] ? _copy_from_user+0x11/0x170 [ 103.971033][ C1] [ 103.971036][ C1] [ 103.971038][ C1] _copy_from_user+0xf4/0x170 [ 103.971051][ C1] btf_new_fd+0x324/0x780 [ 103.971064][ C1] __sys_bpf+0x612/0x780 [ 103.971077][ C1] ? bpf_link_show_fdinfo+0x380/0x380 [ 103.971090][ C1] ? do_sys_openat2+0x20c/0x4b0 [ 103.971106][ C1] ? lock_chain_count+0x20/0x20 [ 103.971120][ C1] __x64_sys_bpf+0x78/0x90 [ 103.971132][ C1] do_syscall_64+0x4c/0xa0 [ 103.971145][ C1] ? clear_bhb_loop+0x60/0xb0 [ 103.971157][ C1] ? clear_bhb_loop+0x60/0xb0 [ 103.971170][ C1] entry_SYSCALL_64_after_hwframe+0x68/0xd2 [ 103.971181][ C1] RIP: 0033:0x7fb17af9cdd9 [ 103.971189][ C1] 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 [ 103.971196][ C1] RSP: 002b:00007fb17bebf028 EFLAGS: 00000246 ORIG_RAX: 0000000000000141 [ 103.971206][ C1] RAX: ffffffffffffffda RBX: 00007fb17b215fa0 RCX: 00007fb17af9cdd9 [ 103.971212][ C1] RDX: 0000000000000028 RSI: 0000200000000000 RDI: 0000000000000012 [ 103.971218][ C1] RBP: 00007fb17b032d69 R08: 0000000000000000 R09: 0000000000000000 [ 103.971224][ C1] R10: 0000000000000000 R11: 0000000000000246 R12: 0000000000000000 [ 103.971230][ C1] R13: 00007fb17b216038 R14: 00007fb17b215fa0 R15: 00007ffeecba1c48 [ 103.971239][ C1]