[ 81.900757][ T7] cfg80211: failed to load regulatory.db Warning: Permanently added '10.128.1.59' (ED25519) to the list of known hosts. 2026/03/17 00:28:30 parsed 1 programs [ 88.394706][ T4280] cgroup: Unknown subsys name 'net' [ 88.524787][ T4280] cgroup: Unknown subsys name 'rlimit' Setting up swapspace version 1, size = 127995904 bytes [ 89.832783][ T4280] Adding 124996k swap on ./swap-file. Priority:0 extents:1 across:124996k FS [ 91.167065][ T4293] Bluetooth: hci0: unexpected cc 0x0c03 length: 249 > 1 [ 91.175764][ T4293] Bluetooth: hci0: unexpected cc 0x1003 length: 249 > 9 [ 91.187616][ T4293] Bluetooth: hci0: unexpected cc 0x1001 length: 249 > 9 [ 91.196061][ T4293] Bluetooth: hci0: unexpected cc 0x0c23 length: 249 > 4 [ 91.203912][ T4293] Bluetooth: hci0: unexpected cc 0x0c25 length: 249 > 3 [ 91.211579][ T4293] Bluetooth: hci0: unexpected cc 0x0c38 length: 249 > 2 [ 92.136233][ T40] wlan0: Created IBSS using preconfigured BSSID 50:50:50:50:50:50 [ 92.147373][ T40] wlan0: Creating new IBSS network, BSSID 50:50:50:50:50:50 [ 92.168304][ T2950] IPv6: ADDRCONF(NETDEV_CHANGE): wlan0: link becomes ready [ 92.187711][ T2950] wlan1: Created IBSS using preconfigured BSSID 50:50:50:50:50:50 [ 92.196420][ T2950] wlan1: Creating new IBSS network, BSSID 50:50:50:50:50:50 [ 92.204930][ T56] IPv6: ADDRCONF(NETDEV_CHANGE): wlan1: link becomes ready [ 93.389008][ T4351] chnl_net:caif_netlink_parms(): no params data found [ 93.453132][ T4351] bridge0: port 1(bridge_slave_0) entered blocking state [ 93.461485][ T4351] bridge0: port 1(bridge_slave_0) entered disabled state [ 93.470203][ T4351] device bridge_slave_0 entered promiscuous mode [ 93.480004][ T4351] bridge0: port 2(bridge_slave_1) entered blocking state [ 93.487166][ T4351] bridge0: port 2(bridge_slave_1) entered disabled state [ 93.496944][ T4351] device bridge_slave_1 entered promiscuous mode [ 93.522089][ T4351] bond0: (slave bond_slave_0): Enslaving as an active interface with an up link [ 93.533227][ T4351] bond0: (slave bond_slave_1): Enslaving as an active interface with an up link [ 93.555175][ T4351] team0: Port device team_slave_0 added [ 93.562488][ T4351] team0: Port device team_slave_1 added [ 93.579715][ T4351] batman_adv: batadv0: Adding interface: batadv_slave_0 [ 93.586696][ T4351] 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. [ 93.613111][ T4351] batman_adv: batadv0: Not using interface batadv_slave_0 (retrying later): interface not active [ 93.635496][ T4351] batman_adv: batadv0: Adding interface: batadv_slave_1 [ 93.642679][ T4351] 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. [ 93.669052][ T4351] batman_adv: batadv0: Not using interface batadv_slave_1 (retrying later): interface not active [ 93.698283][ T4351] device hsr_slave_0 entered promiscuous mode [ 93.705466][ T4351] device hsr_slave_1 entered promiscuous mode [ 93.815935][ T4351] netdevsim netdevsim0 netdevsim0: renamed from eth0 [ 93.827222][ T4351] netdevsim netdevsim0 netdevsim1: renamed from eth1 [ 93.843617][ T4351] netdevsim netdevsim0 netdevsim2: renamed from eth2 [ 93.852649][ T4351] netdevsim netdevsim0 netdevsim3: renamed from eth3 [ 93.874337][ T4351] bridge0: port 2(bridge_slave_1) entered blocking state [ 93.881592][ T4351] bridge0: port 2(bridge_slave_1) entered forwarding state [ 93.890517][ T4351] bridge0: port 1(bridge_slave_0) entered blocking state [ 93.897649][ T4351] bridge0: port 1(bridge_slave_0) entered forwarding state [ 93.980817][ T4351] 8021q: adding VLAN 0 to HW filter on device bond0 [ 93.998999][ T56] IPv6: ADDRCONF(NETDEV_CHANGE): veth0: link becomes ready [ 94.011821][ T56] bridge0: port 1(bridge_slave_0) entered disabled state [ 94.021082][ T56] bridge0: port 2(bridge_slave_1) entered disabled state [ 94.044612][ T4351] 8021q: adding VLAN 0 to HW filter on device team0 [ 94.084515][ T56] IPv6: ADDRCONF(NETDEV_CHANGE): bridge_slave_0: link becomes ready [ 94.094807][ T56] bridge0: port 1(bridge_slave_0) entered blocking state [ 94.101990][ T56] bridge0: port 1(bridge_slave_0) entered forwarding state [ 94.116858][ T56] IPv6: ADDRCONF(NETDEV_CHANGE): bridge_slave_1: link becomes ready [ 94.127898][ T56] bridge0: port 2(bridge_slave_1) entered blocking state [ 94.135198][ T56] bridge0: port 2(bridge_slave_1) entered forwarding state [ 94.181884][ T56] IPv6: ADDRCONF(NETDEV_CHANGE): team_slave_0: link becomes ready [ 94.191810][ T56] IPv6: ADDRCONF(NETDEV_CHANGE): team0: link becomes ready [ 94.207768][ T2950] IPv6: ADDRCONF(NETDEV_CHANGE): team_slave_1: link becomes ready [ 94.222567][ T2950] IPv6: ADDRCONF(NETDEV_CHANGE): hsr_slave_0: link becomes ready [ 94.235004][ T4351] hsr0: Slave B (hsr_slave_1) is not up; please bring it up to get a fully working HSR network [ 94.246703][ T4351] IPv6: ADDRCONF(NETDEV_CHANGE): hsr0: link becomes ready [ 94.259024][ T2950] IPv6: ADDRCONF(NETDEV_CHANGE): hsr_slave_1: link becomes ready [ 94.464595][ T2950] IPv6: ADDRCONF(NETDEV_CHANGE): vxcan1: link becomes ready [ 94.472886][ T2950] IPv6: ADDRCONF(NETDEV_CHANGE): vxcan0: link becomes ready [ 94.484802][ T4351] 8021q: adding VLAN 0 to HW filter on device batadv0 [ 94.503193][ T46] IPv6: ADDRCONF(NETDEV_CHANGE): veth1_virt_wifi: link becomes ready [ 94.512155][ T46] IPv6: ADDRCONF(NETDEV_CHANGE): veth0_virt_wifi: link becomes ready [ 94.541987][ T2950] IPv6: ADDRCONF(NETDEV_CHANGE): veth1_vlan: link becomes ready [ 94.551403][ T2950] IPv6: ADDRCONF(NETDEV_CHANGE): veth0_vlan: link becomes ready [ 94.560648][ T2950] IPv6: ADDRCONF(NETDEV_CHANGE): vlan0: link becomes ready [ 94.570070][ T2950] IPv6: ADDRCONF(NETDEV_CHANGE): vlan1: link becomes ready [ 94.578233][ T4351] device veth0_vlan entered promiscuous mode [ 94.598832][ T4351] device veth1_vlan entered promiscuous mode [ 94.617207][ T2950] IPv6: ADDRCONF(NETDEV_CHANGE): macvlan0: link becomes ready [ 94.626350][ T2950] IPv6: ADDRCONF(NETDEV_CHANGE): macvlan1: link becomes ready [ 94.639632][ T2950] IPv6: ADDRCONF(NETDEV_CHANGE): veth1_macvtap: link becomes ready [ 94.649165][ T2950] IPv6: ADDRCONF(NETDEV_CHANGE): veth0_macvtap: link becomes ready [ 94.666967][ T4351] device veth0_macvtap entered promiscuous mode [ 94.677168][ T4351] device veth1_macvtap entered promiscuous mode [ 94.694085][ T4351] batman_adv: batadv0: Interface activated: batadv_slave_0 [ 94.713528][ T4351] batman_adv: batadv0: Interface activated: batadv_slave_1 [ 94.721885][ T46] IPv6: ADDRCONF(NETDEV_CHANGE): macvtap0: link becomes ready [ 94.730876][ T46] IPv6: ADDRCONF(NETDEV_CHANGE): macsec0: link becomes ready [ 94.739306][ T46] IPv6: ADDRCONF(NETDEV_CHANGE): batadv_slave_0: link becomes ready [ 94.748954][ T46] IPv6: ADDRCONF(NETDEV_CHANGE): veth0_to_batadv: link becomes ready [ 94.757967][ T46] IPv6: ADDRCONF(NETDEV_CHANGE): batadv_slave_1: link becomes ready [ 94.767201][ T46] IPv6: ADDRCONF(NETDEV_CHANGE): veth1_to_batadv: link becomes ready [ 94.788263][ T4351] netdevsim netdevsim0 netdevsim0: set [1, 0] type 2 family 0 port 6081 - 0 [ 94.797628][ T4351] netdevsim netdevsim0 netdevsim1: set [1, 0] type 2 family 0 port 6081 - 0 [ 94.806886][ T4351] netdevsim netdevsim0 netdevsim2: set [1, 0] type 2 family 0 port 6081 - 0 [ 94.816337][ T4351] netdevsim netdevsim0 netdevsim3: set [1, 0] type 2 family 0 port 6081 - 0 [ 95.315636][ T9] netdevsim netdevsim0 netdevsim3 (unregistering): unset [1, 0] type 2 family 0 port 6081 - 0 2026/03/17 00:28:39 executed programs: 0 [ 95.476787][ T48] Bluetooth: hci0: unexpected cc 0x0c03 length: 249 > 1 [ 95.485724][ T48] Bluetooth: hci0: unexpected cc 0x1003 length: 249 > 9 [ 95.495510][ T48] Bluetooth: hci0: unexpected cc 0x1001 length: 249 > 9 [ 95.508956][ T48] Bluetooth: hci0: unexpected cc 0x0c23 length: 249 > 4 [ 95.517417][ T48] Bluetooth: hci0: unexpected cc 0x0c25 length: 249 > 3 [ 95.525790][ T48] Bluetooth: hci0: unexpected cc 0x0c38 length: 249 > 2 [ 95.629797][ T4371] chnl_net:caif_netlink_parms(): no params data found [ 95.671460][ T4371] bridge0: port 1(bridge_slave_0) entered blocking state [ 95.679076][ T4371] bridge0: port 1(bridge_slave_0) entered disabled state [ 95.686967][ T4371] device bridge_slave_0 entered promiscuous mode [ 95.696438][ T4371] bridge0: port 2(bridge_slave_1) entered blocking state [ 95.703812][ T4371] bridge0: port 2(bridge_slave_1) entered disabled state [ 95.712868][ T4371] device bridge_slave_1 entered promiscuous mode [ 95.731676][ T4371] bond0: (slave bond_slave_0): Enslaving as an active interface with an up link [ 95.750074][ T4371] bond0: (slave bond_slave_1): Enslaving as an active interface with an up link [ 95.772210][ T4371] team0: Port device team_slave_0 added [ 95.781026][ T4371] team0: Port device team_slave_1 added [ 95.799566][ T4371] batman_adv: batadv0: Adding interface: batadv_slave_0 [ 95.807065][ T4371] 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. [ 95.834537][ T4371] batman_adv: batadv0: Not using interface batadv_slave_0 (retrying later): interface not active [ 95.847732][ T4371] batman_adv: batadv0: Adding interface: batadv_slave_1 [ 95.855087][ T4371] 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. [ 95.881786][ T4371] batman_adv: batadv0: Not using interface batadv_slave_1 (retrying later): interface not active [ 95.914267][ T4371] device hsr_slave_0 entered promiscuous mode [ 95.921376][ T4371] device hsr_slave_1 entered promiscuous mode [ 95.928539][ T4371] debugfs: Directory 'hsr0' with parent 'hsr' already present! [ 95.936976][ T4371] Cannot create hsr debugfs directory [ 97.350526][ T9] netdevsim netdevsim0 netdevsim2 (unregistering): unset [1, 0] type 2 family 0 port 6081 - 0 [ 97.579692][ T48] Bluetooth: hci0: command 0x0409 tx timeout [ 99.659091][ T48] Bluetooth: hci0: command 0x041b tx timeout [ 99.779484][ T9] netdevsim netdevsim0 netdevsim1 (unregistering): unset [1, 0] type 2 family 0 port 6081 - 0 [ 99.854381][ T9] netdevsim netdevsim0 netdevsim0 (unregistering): unset [1, 0] type 2 family 0 port 6081 - 0 [ 100.780114][ T4371] netdevsim netdevsim0 netdevsim0: renamed from eth0 [ 100.790369][ T4371] netdevsim netdevsim0 netdevsim1: renamed from eth1 [ 100.800162][ T4371] netdevsim netdevsim0 netdevsim2: renamed from eth2 [ 100.822791][ T4371] netdevsim netdevsim0 netdevsim3: renamed from eth3 [ 100.874536][ T9] device hsr_slave_0 left promiscuous mode [ 100.881996][ T9] device hsr_slave_1 left promiscuous mode [ 100.889824][ T9] batman_adv: batadv0: Interface deactivated: batadv_slave_0 [ 100.897518][ T9] batman_adv: batadv0: Removing interface: batadv_slave_0 [ 100.906195][ T9] batman_adv: batadv0: Interface deactivated: batadv_slave_1 [ 100.913876][ T9] batman_adv: batadv0: Removing interface: batadv_slave_1 [ 100.922274][ T9] device bridge_slave_1 left promiscuous mode [ 100.929738][ T9] bridge0: port 2(bridge_slave_1) entered disabled state [ 100.942062][ T9] device bridge_slave_0 left promiscuous mode [ 100.949648][ T9] bridge0: port 1(bridge_slave_0) entered disabled state [ 100.968188][ T9] device veth1_macvtap left promiscuous mode [ 100.974920][ T9] device veth0_macvtap left promiscuous mode [ 100.981252][ T9] device veth1_vlan left promiscuous mode [ 100.987759][ T9] device veth0_vlan left promiscuous mode [ 101.353857][ T9] team0 (unregistering): Port device team_slave_1 removed [ 101.389332][ T9] team0 (unregistering): Port device team_slave_0 removed [ 101.424141][ T9] bond0 (unregistering): (slave bond_slave_1): Releasing backup interface [ 101.455109][ T9] bond0 (unregistering): (slave bond_slave_0): Releasing backup interface [ 101.656302][ T9] bond0 (unregistering): Released all slaves [ 101.720687][ T4371] 8021q: adding VLAN 0 to HW filter on device bond0 [ 101.736716][ T46] IPv6: ADDRCONF(NETDEV_CHANGE): veth1: link becomes ready [ 101.744678][ T4293] Bluetooth: hci0: command 0x040f tx timeout [ 101.756147][ T46] IPv6: ADDRCONF(NETDEV_CHANGE): veth0: link becomes ready [ 101.774698][ T4371] 8021q: adding VLAN 0 to HW filter on device team0 [ 101.801203][ T46] IPv6: ADDRCONF(NETDEV_CHANGE): veth0_to_bridge: link becomes ready [ 101.812694][ T46] IPv6: ADDRCONF(NETDEV_CHANGE): bridge_slave_0: link becomes ready [ 101.821436][ T46] bridge0: port 1(bridge_slave_0) entered blocking state [ 101.828627][ T46] bridge0: port 1(bridge_slave_0) entered forwarding state [ 101.836734][ T46] IPv6: ADDRCONF(NETDEV_CHANGE): bridge0: link becomes ready [ 101.850497][ T40] IPv6: ADDRCONF(NETDEV_CHANGE): veth1_to_bridge: link becomes ready [ 101.860027][ T40] IPv6: ADDRCONF(NETDEV_CHANGE): bridge_slave_1: link becomes ready [ 101.869870][ T40] bridge0: port 2(bridge_slave_1) entered blocking state [ 101.878559][ T40] bridge0: port 2(bridge_slave_1) entered forwarding state [ 101.890561][ T40] IPv6: ADDRCONF(NETDEV_CHANGE): veth0_to_bond: link becomes ready [ 101.902514][ T40] IPv6: ADDRCONF(NETDEV_CHANGE): veth1_to_bond: link becomes ready [ 101.915208][ T40] IPv6: ADDRCONF(NETDEV_CHANGE): veth0_to_team: link becomes ready [ 101.924567][ T40] IPv6: ADDRCONF(NETDEV_CHANGE): team_slave_0: link becomes ready [ 101.933777][ T40] IPv6: ADDRCONF(NETDEV_CHANGE): team0: link becomes ready [ 101.960558][ T40] IPv6: ADDRCONF(NETDEV_CHANGE): veth1_to_team: link becomes ready [ 101.971014][ T40] IPv6: ADDRCONF(NETDEV_CHANGE): team_slave_1: link becomes ready [ 101.982699][ T40] IPv6: ADDRCONF(NETDEV_CHANGE): veth0_to_hsr: link becomes ready [ 101.991654][ T40] IPv6: ADDRCONF(NETDEV_CHANGE): hsr_slave_0: link becomes ready [ 102.010345][ T4371] hsr0: Slave B (hsr_slave_1) is not up; please bring it up to get a fully working HSR network [ 102.021978][ T4371] IPv6: ADDRCONF(NETDEV_CHANGE): hsr0: link becomes ready [ 102.030327][ T40] IPv6: ADDRCONF(NETDEV_CHANGE): veth1_to_hsr: link becomes ready [ 102.039770][ T40] IPv6: ADDRCONF(NETDEV_CHANGE): hsr_slave_1: link becomes ready [ 102.222268][ T46] IPv6: ADDRCONF(NETDEV_CHANGE): vxcan1: link becomes ready [ 102.230584][ T46] IPv6: ADDRCONF(NETDEV_CHANGE): vxcan0: link becomes ready [ 102.256611][ T4371] 8021q: adding VLAN 0 to HW filter on device batadv0 [ 102.277651][ T46] IPv6: ADDRCONF(NETDEV_CHANGE): veth1_virt_wifi: link becomes ready [ 102.287006][ T46] IPv6: ADDRCONF(NETDEV_CHANGE): veth0_virt_wifi: link becomes ready [ 102.308919][ T46] IPv6: ADDRCONF(NETDEV_CHANGE): veth1_vlan: link becomes ready [ 102.318873][ T46] IPv6: ADDRCONF(NETDEV_CHANGE): veth0_vlan: link becomes ready [ 102.327472][ T46] IPv6: ADDRCONF(NETDEV_CHANGE): vlan0: link becomes ready [ 102.337960][ T46] IPv6: ADDRCONF(NETDEV_CHANGE): vlan1: link becomes ready [ 102.350408][ T4371] device veth0_vlan entered promiscuous mode [ 102.362398][ T4371] device veth1_vlan entered promiscuous mode [ 102.381801][ T46] IPv6: ADDRCONF(NETDEV_CHANGE): macvlan0: link becomes ready [ 102.390443][ T46] IPv6: ADDRCONF(NETDEV_CHANGE): macvlan1: link becomes ready [ 102.400036][ T46] IPv6: ADDRCONF(NETDEV_CHANGE): veth1_macvtap: link becomes ready [ 102.409366][ T46] IPv6: ADDRCONF(NETDEV_CHANGE): veth0_macvtap: link becomes ready [ 102.423228][ T4371] device veth0_macvtap entered promiscuous mode [ 102.432939][ T4371] device veth1_macvtap entered promiscuous mode [ 102.447805][ T4371] batman_adv: batadv0: Interface activated: batadv_slave_0 [ 102.455336][ T46] IPv6: ADDRCONF(NETDEV_CHANGE): macvtap0: link becomes ready [ 102.464926][ T46] IPv6: ADDRCONF(NETDEV_CHANGE): macsec0: link becomes ready [ 102.473939][ T46] IPv6: ADDRCONF(NETDEV_CHANGE): batadv_slave_0: link becomes ready [ 102.483133][ T46] IPv6: ADDRCONF(NETDEV_CHANGE): veth0_to_batadv: link becomes ready [ 102.500917][ T4371] batman_adv: batadv0: Interface activated: batadv_slave_1 [ 102.508753][ T46] IPv6: ADDRCONF(NETDEV_CHANGE): batadv_slave_1: link becomes ready [ 102.517444][ T46] IPv6: ADDRCONF(NETDEV_CHANGE): veth1_to_batadv: link becomes ready [ 102.529671][ T4371] netdevsim netdevsim0 netdevsim0: set [1, 0] type 2 family 0 port 6081 - 0 [ 102.539829][ T4371] netdevsim netdevsim0 netdevsim1: set [1, 0] type 2 family 0 port 6081 - 0 [ 102.549521][ T4371] netdevsim netdevsim0 netdevsim2: set [1, 0] type 2 family 0 port 6081 - 0 [ 102.558831][ T4371] netdevsim netdevsim0 netdevsim3: set [1, 0] type 2 family 0 port 6081 - 0 [ 102.634015][ T9] wlan0: Created IBSS using preconfigured BSSID 50:50:50:50:50:50 [ 102.643170][ T9] wlan0: Creating new IBSS network, BSSID 50:50:50:50:50:50 [ 102.652235][ T46] IPv6: ADDRCONF(NETDEV_CHANGE): wlan0: link becomes ready [ 102.677352][ T9] wlan1: Created IBSS using preconfigured BSSID 50:50:50:50:50:50 [ 102.686089][ T9] wlan1: Creating new IBSS network, BSSID 50:50:50:50:50:50 [ 102.695988][ T11] IPv6: ADDRCONF(NETDEV_CHANGE): wlan1: link becomes ready [ 102.756312][ C1] [ 102.756321][ C1] ================================ [ 102.756323][ C1] WARNING: inconsistent lock state [ 102.756337][ C1] syzkaller #0 Not tainted [ 102.756342][ C1] -------------------------------- [ 102.756345][ C1] inconsistent {INITIAL USE} -> {IN-NMI} usage. [ 102.756349][ C1] syz.0.17/4409 [HC1[1]:SC0[0]:HE0:SE1] takes: [ 102.756358][ C1] ffff8880258c75a0 (&htab->lockdep_key){....}-{2:2}, at: htab_lock_bucket+0x179/0x2f0 [ 102.756402][ C1] {INITIAL USE} state was registered at: [ 102.756409][ C1] lock_acquire+0x1bb/0x4a0 [ 102.756422][ C1] _raw_spin_lock+0x2a/0x40 [ 102.756431][ C1] htab_lock_bucket+0x179/0x2f0 [ 102.756439][ C1] htab_map_delete_elem+0x19e/0x5b0 [ 102.756447][ C1] bpf_prog_2c29ac5cdc6b1842+0x3a/0x3e [ 102.756460][ C1] bpf_overflow_handler+0x522/0x7c0 [ 102.756471][ C1] __perf_event_overflow+0x448/0x610 [ 102.756483][ C1] perf_bp_event+0x28c/0x330 [ 102.756494][ C1] hw_breakpoint_exceptions_notify+0x152/0x470 [ 102.756741][ C1] atomic_notifier_call_chain+0x17a/0x2b0 [ 102.756752][ C1] notify_die+0x141/0x1a0 [ 102.756760][ C1] notify_debug+0x20/0x30 [ 102.756770][ C1] noist_exc_debug+0x73/0x120 [ 102.756782][ C1] asm_exc_debug+0x2f/0x40 [ 102.756793][ C1] irq event stamp: 2398 [ 102.756796][ C1] hardirqs last enabled at (2397): [] syscall_enter_from_user_mode+0x21/0x80 [ 102.756992][ C1] hardirqs last disabled at (2398): [] exc_debug+0x6e/0x130 [ 102.757014][ C1] softirqs last enabled at (2092): [] bpf_prog_load+0x1127/0x1560 [ 102.757031][ C1] softirqs last disabled at (2090): [] bpf_ksym_add+0x29/0x340 [ 102.757047][ C1] [ 102.757047][ C1] other info that might help us debug this: [ 102.757051][ C1] Possible unsafe locking scenario: [ 102.757051][ C1] [ 102.757053][ C1] CPU0 [ 102.757055][ C1] ---- [ 102.757056][ C1] lock(&htab->lockdep_key); [ 102.757064][ C1] [ 102.757066][ C1] lock(&htab->lockdep_key); [ 102.757071][ C1] [ 102.757071][ C1] *** DEADLOCK *** [ 102.757071][ C1] [ 102.757073][ C1] no locks held by syz.0.17/4409. [ 102.757077][ C1] [ 102.757077][ C1] stack backtrace: [ 102.757095][ C1] CPU: 1 PID: 4409 Comm: syz.0.17 Not tainted syzkaller #0 [ 102.757103][ C1] Hardware name: Google Google Compute Engine/Google Compute Engine, BIOS Google 02/12/2026 [ 102.757109][ C1] Call Trace: [ 102.757118][ C1] <#DB> [ 102.757127][ C1] dump_stack_lvl+0x188/0x24e [ 102.757140][ C1] ? show_regs_print_info+0x12/0x12 [ 102.757151][ C1] ? print_usage_bug+0x42a/0x690 [ 102.757166][ C1] ? verify_lock_unused+0x18/0x140 [ 102.757177][ C1] lock_acquire+0x2df/0x4a0 [ 102.757188][ C1] ? htab_lock_bucket+0x179/0x2f0 [ 102.757198][ C1] ? read_lock_is_recursive+0x10/0x10 [ 102.757211][ C1] _raw_spin_lock+0x2a/0x40 [ 102.757222][ C1] ? htab_lock_bucket+0x179/0x2f0 [ 102.757230][ C1] htab_lock_bucket+0x179/0x2f0 [ 102.757239][ C1] ? htab_lru_map_delete_node+0x630/0x630 [ 102.757248][ C1] ? look_up_lock_class+0x75/0x140 [ 102.757256][ C1] ? verify_lock_unused+0x18/0x140 [ 102.757266][ C1] ? htab_map_hash+0x2d9/0x6d0 [ 102.757275][ C1] htab_map_delete_elem+0x19e/0x5b0 [ 102.757288][ C1] ? bpf_overflow_handler+0xd9/0x7c0 [ 102.757299][ C1] ? htab_map_update_elem+0xb00/0xb00 [ 102.757309][ C1] bpf_prog_2c29ac5cdc6b1842+0x3a/0x3e [ 102.757319][ C1] bpf_overflow_handler+0x522/0x7c0 [ 102.757329][ C1] ? bpf_overflow_handler+0xd9/0x7c0 [ 102.757337][ C1] ? perf_event_switch_output+0x760/0x760 [ 102.757347][ C1] ? __perf_event_account_interrupt+0x187/0x280 [ 102.757361][ C1] __perf_event_overflow+0x448/0x610 [ 102.757373][ C1] perf_bp_event+0x28c/0x330 [ 102.757386][ C1] ? perf_event_free_bpf_prog+0x110/0x110 [ 102.757408][ C1] ? atomic_notifier_call_chain+0x2c/0x2b0 [ 102.757419][ C1] ? read_lock_is_recursive+0x10/0x10 [ 102.757433][ C1] hw_breakpoint_exceptions_notify+0x152/0x470 [ 102.757456][ C1] atomic_notifier_call_chain+0x17a/0x2b0 [ 102.757467][ C1] ? atomic_notifier_call_chain+0x2c/0x2b0 [ 102.757479][ C1] notify_die+0x141/0x1a0 [ 102.757492][ C1] ? srcu_init_notifier_head+0x90/0x90 [ 102.757504][ C1] notify_debug+0x20/0x30 [ 102.757516][ C1] exc_debug+0xd9/0x130 [ 102.757527][ C1] asm_exc_debug+0x1a/0x40 [ 102.757538][ C1] RIP: 0010:copy_user_enhanced_fast_string+0xa/0x40 [ 102.757553][ 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 [ 102.757564][ C1] RSP: 0018:ffffc90003807d48 EFLAGS: 00050202 [ 102.757572][ C1] RAX: ffffffff84110b01 RBX: 0000000000000050 RCX: 000000000000004f [ 102.757578][ C1] RDX: 0000000000000050 RSI: 0000200000000301 RDI: ffffc90003807dc1 [ 102.757584][ C1] RBP: 0000000000000000 R08: ffffc90003807e0f R09: 1ffff92000700fc1 [ 102.757589][ C1] R10: dffffc0000000000 R11: fffff52000700fc2 R12: 00007fffffffefb0 [ 102.757595][ C1] R13: 0000000000000050 R14: ffffc90003807dc0 R15: 0000200000000300 [ 102.757602][ C1] ? _copy_from_user+0x21/0x170 [ 102.757617][ C1] [ 102.757619][ C1] [ 102.757621][ C1] _copy_from_user+0xf4/0x170 [ 102.757632][ C1] __sys_bpf+0x2ea/0x780 [ 102.757643][ C1] ? bpf_link_show_fdinfo+0x380/0x380 [ 102.758054][ C1] ? do_sys_openat2+0x20c/0x4b0 [ 102.758075][ C1] ? lock_chain_count+0x20/0x20 [ 102.758088][ C1] __x64_sys_bpf+0x78/0x90 [ 102.758100][ C1] do_syscall_64+0x4c/0xa0 [ 102.758113][ C1] ? clear_bhb_loop+0x60/0xb0 [ 102.758123][ C1] ? clear_bhb_loop+0x60/0xb0 [ 102.758139][ C1] entry_SYSCALL_64_after_hwframe+0x68/0xd2 [ 102.758421][ C1] RIP: 0033:0x7f6253f9c799 [ 102.758500][ 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 [ 102.758510][ C1] RSP: 002b:00007ffcb5da94d8 EFLAGS: 00000246 ORIG_RAX: 0000000000000141 [ 102.758524][ C1] RAX: ffffffffffffffda RBX: 00007f6254215fa0 RCX: 00007f6253f9c799 [ 102.758533][ C1] RDX: 0000000000000050 RSI: 0000200000000300 RDI: 0000000000000000 [ 102.758541][ C1] RBP: 00007f6254032c99 R08: 0000000000000000 R09: 0000000000000000 [ 102.758548][ C1] R10: 0000000000000000 R11: 0000000000000246 R12: 0000000000000000 [ 102.758555][ C1] R13: 00007f6254215fac R14: 00007f6254215fa0 R15: 00007f6254215fa0 [ 102.758569][ C1]