Warning: Permanently added '10.128.1.174' (ED25519) to the list of known hosts.
2025/09/04 09:52:47 parsed 1 programs
[ 59.893352][ T4187] cgroup: Unknown subsys name 'net'
[ 60.009727][ T4187] cgroup: Unknown subsys name 'rlimit'
[ 61.362194][ T4187] Adding 124996k swap on ./swap-file. Priority:0 extents:1 across:124996k FS
[ 63.270703][ T4214] chnl_net:caif_netlink_parms(): no params data found
[ 63.316510][ T4214] bridge0: port 1(bridge_slave_0) entered blocking state
[ 63.323847][ T4214] bridge0: port 1(bridge_slave_0) entered disabled state
[ 63.331849][ T4214] device bridge_slave_0 entered promiscuous mode
[ 63.340726][ T4214] bridge0: port 2(bridge_slave_1) entered blocking state
[ 63.348231][ T4214] bridge0: port 2(bridge_slave_1) entered disabled state
[ 63.356079][ T4214] device bridge_slave_1 entered promiscuous mode
[ 63.379815][ T4214] bond0: (slave bond_slave_0): Enslaving as an active interface with an up link
[ 63.390909][ T4214] bond0: (slave bond_slave_1): Enslaving as an active interface with an up link
[ 63.422165][ T4214] team0: Port device team_slave_0 added
[ 63.429999][ T4214] team0: Port device team_slave_1 added
[ 63.453893][ T4214] batman_adv: batadv0: Adding interface: batadv_slave_0
[ 63.461911][ T4214] 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.
[ 63.489487][ T4214] batman_adv: batadv0: Not using interface batadv_slave_0 (retrying later): interface not active
[ 63.502177][ T4214] batman_adv: batadv0: Adding interface: batadv_slave_1
[ 63.510413][ T4214] 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.
[ 63.537547][ T4214] batman_adv: batadv0: Not using interface batadv_slave_1 (retrying later): interface not active
[ 63.577619][ T4214] device hsr_slave_0 entered promiscuous mode
[ 63.584620][ T4214] device hsr_slave_1 entered promiscuous mode
[ 63.722188][ T4214] netdevsim netdevsim0 netdevsim0: renamed from eth0
[ 63.733804][ T4214] netdevsim netdevsim0 netdevsim1: renamed from eth1
[ 63.747987][ T4214] netdevsim netdevsim0 netdevsim2: renamed from eth2
[ 63.767483][ T4214] netdevsim netdevsim0 netdevsim3: renamed from eth3
[ 63.793894][ T4214] bridge0: port 2(bridge_slave_1) entered blocking state
[ 63.801093][ T4214] bridge0: port 2(bridge_slave_1) entered forwarding state
[ 63.808984][ T4214] bridge0: port 1(bridge_slave_0) entered blocking state
[ 63.816096][ T4214] bridge0: port 1(bridge_slave_0) entered forwarding state
[ 63.872436][ T4214] 8021q: adding VLAN 0 to HW filter on device bond0
[ 63.887101][ T161] IPv6: ADDRCONF(NETDEV_CHANGE): veth0: link becomes ready
[ 63.898177][ T161] bridge0: port 1(bridge_slave_0) entered disabled state
[ 63.906731][ T161] bridge0: port 2(bridge_slave_1) entered disabled state
[ 63.921052][ T4214] 8021q: adding VLAN 0 to HW filter on device team0
[ 63.932713][ T161] IPv6: ADDRCONF(NETDEV_CHANGE): bridge_slave_0: link becomes ready
[ 63.943668][ T161] bridge0: port 1(bridge_slave_0) entered blocking state
[ 63.950768][ T161] bridge0: port 1(bridge_slave_0) entered forwarding state
[ 63.976006][ T161] IPv6: ADDRCONF(NETDEV_CHANGE): bridge_slave_1: link becomes ready
[ 63.985746][ T161] bridge0: port 2(bridge_slave_1) entered blocking state
[ 63.992807][ T161] bridge0: port 2(bridge_slave_1) entered forwarding state
[ 64.002034][ T161] IPv6: ADDRCONF(NETDEV_CHANGE): team_slave_0: link becomes ready
[ 64.020304][ T161] IPv6: ADDRCONF(NETDEV_CHANGE): team0: link becomes ready
[ 64.029993][ T161] IPv6: ADDRCONF(NETDEV_CHANGE): team_slave_1: link becomes ready
[ 64.038715][ T161] IPv6: ADDRCONF(NETDEV_CHANGE): hsr_slave_0: link becomes ready
[ 64.048787][ T161] IPv6: ADDRCONF(NETDEV_CHANGE): hsr_slave_1: link becomes ready
[ 64.061729][ T4214] IPv6: ADDRCONF(NETDEV_CHANGE): hsr0: link becomes ready
[ 64.170999][ T161] IPv6: ADDRCONF(NETDEV_CHANGE): vxcan0: link becomes ready
[ 64.179744][ T161] IPv6: ADDRCONF(NETDEV_CHANGE): vxcan1: link becomes ready
[ 64.193273][ T4214] 8021q: adding VLAN 0 to HW filter on device batadv0
[ 64.214684][ T161] IPv6: ADDRCONF(NETDEV_CHANGE): veth1_virt_wifi: link becomes ready
[ 64.223777][ T161] IPv6: ADDRCONF(NETDEV_CHANGE): veth0_virt_wifi: link becomes ready
[ 64.245580][ T161] IPv6: ADDRCONF(NETDEV_CHANGE): veth1_vlan: link becomes ready
[ 64.255472][ T161] IPv6: ADDRCONF(NETDEV_CHANGE): veth0_vlan: link becomes ready
[ 64.266066][ T4214] device veth0_vlan entered promiscuous mode
[ 64.274480][ T161] IPv6: ADDRCONF(NETDEV_CHANGE): vlan0: link becomes ready
[ 64.282566][ T161] IPv6: ADDRCONF(NETDEV_CHANGE): vlan1: link becomes ready
[ 64.293270][ T4214] device veth1_vlan entered promiscuous mode
[ 64.314306][ T161] IPv6: ADDRCONF(NETDEV_CHANGE): macvlan0: link becomes ready
[ 64.322407][ T161] IPv6: ADDRCONF(NETDEV_CHANGE): macvlan1: link becomes ready
[ 64.339456][ T161] IPv6: ADDRCONF(NETDEV_CHANGE): veth1_macvtap: link becomes ready
[ 64.348763][ T161] IPv6: ADDRCONF(NETDEV_CHANGE): veth0_macvtap: link becomes ready
[ 64.359391][ T4214] device veth0_macvtap entered promiscuous mode
[ 64.369927][ T4214] device veth1_macvtap entered promiscuous mode
[ 64.386708][ T4214] batman_adv: batadv0: Interface activated: batadv_slave_0
[ 64.395822][ T161] IPv6: ADDRCONF(NETDEV_CHANGE): macvtap0: link becomes ready
[ 64.403762][ T161] IPv6: ADDRCONF(NETDEV_CHANGE): macsec0: link becomes ready
[ 64.412133][ T161] IPv6: ADDRCONF(NETDEV_CHANGE): batadv_slave_0: link becomes ready
[ 64.421045][ T161] IPv6: ADDRCONF(NETDEV_CHANGE): veth0_to_batadv: link becomes ready
[ 64.431929][ T4214] batman_adv: batadv0: Interface activated: batadv_slave_1
[ 64.442238][ T4214] netdevsim netdevsim0 netdevsim0: set [1, 0] type 2 family 0 port 6081 - 0
[ 64.452378][ T4214] netdevsim netdevsim0 netdevsim1: set [1, 0] type 2 family 0 port 6081 - 0
[ 64.461141][ T4214] netdevsim netdevsim0 netdevsim2: set [1, 0] type 2 family 0 port 6081 - 0
[ 64.471596][ T4214] netdevsim netdevsim0 netdevsim3: set [1, 0] type 2 family 0 port 6081 - 0
[ 64.482968][ T161] IPv6: ADDRCONF(NETDEV_CHANGE): batadv_slave_1: link becomes ready
[ 64.492424][ T161] IPv6: ADDRCONF(NETDEV_CHANGE): veth1_to_batadv: link becomes ready
[ 64.602070][ T144] netdevsim netdevsim0 netdevsim3 (unregistering): unset [1, 0] type 2 family 0 port 6081 - 0
[ 66.990253][ T144] netdevsim netdevsim0 netdevsim2 (unregistering): unset [1, 0] type 2 family 0 port 6081 - 0
[ 69.518975][ T144] netdevsim netdevsim0 netdevsim1 (unregistering): unset [1, 0] type 2 family 0 port 6081 - 0
[ 69.560687][ T144] netdevsim netdevsim0 netdevsim0 (unregistering): unset [1, 0] type 2 family 0 port 6081 - 0
[ 69.889431][ T161] wlan0: Created IBSS using preconfigured BSSID 50:50:50:50:50:50
[ 69.907755][ T161] wlan0: Creating new IBSS network, BSSID 50:50:50:50:50:50
[ 69.927058][ T4230] IPv6: ADDRCONF(NETDEV_CHANGE): wlan0: link becomes ready
[ 69.940901][ T161] wlan1: Created IBSS using preconfigured BSSID 50:50:50:50:50:50
[ 69.949628][ T161] wlan1: Creating new IBSS network, BSSID 50:50:50:50:50:50
[ 69.959418][ T4230] IPv6: ADDRCONF(NETDEV_CHANGE): wlan1: link becomes ready
2025/09/04 09:53:00 executed programs: 0
[ 70.763393][ T144] device hsr_slave_0 left promiscuous mode
[ 70.773408][ T144] device hsr_slave_1 left promiscuous mode
[ 70.780019][ T144] batman_adv: batadv0: Interface deactivated: batadv_slave_0
[ 70.788694][ T144] batman_adv: batadv0: Removing interface: batadv_slave_0
[ 70.797617][ T144] batman_adv: batadv0: Interface deactivated: batadv_slave_1
[ 70.809874][ T144] batman_adv: batadv0: Removing interface: batadv_slave_1
[ 70.818444][ T144] device bridge_slave_1 left promiscuous mode
[ 70.826230][ T144] bridge0: port 2(bridge_slave_1) entered disabled state
[ 70.838636][ T144] device bridge_slave_0 left promiscuous mode
[ 70.845008][ T144] bridge0: port 1(bridge_slave_0) entered disabled state
[ 70.862132][ T144] device veth1_macvtap left promiscuous mode
[ 70.868855][ T144] device veth0_macvtap left promiscuous mode
[ 70.875127][ T144] device veth1_vlan left promiscuous mode
[ 70.880944][ T144] device veth0_vlan left promiscuous mode
[ 71.009834][ T144] team0 (unregistering): Port device team_slave_1 removed
[ 71.021774][ T144] team0 (unregistering): Port device team_slave_0 removed
[ 71.035217][ T144] bond0 (unregistering): (slave bond_slave_1): Releasing backup interface
[ 71.050065][ T144] bond0 (unregistering): (slave bond_slave_0): Releasing backup interface
[ 71.105534][ T144] bond0 (unregistering): Released all slaves
[ 71.126945][ T1421] ieee802154 phy0 wpan0: encryption failed: -22
[ 71.133445][ T1421] ieee802154 phy1 wpan1: encryption failed: -22
[ 71.265807][ T4327] chnl_net:caif_netlink_parms(): no params data found
[ 71.336973][ T4327] bridge0: port 1(bridge_slave_0) entered blocking state
[ 71.346562][ T4327] bridge0: port 1(bridge_slave_0) entered disabled state
[ 71.354633][ T4327] device bridge_slave_0 entered promiscuous mode
[ 71.363011][ T4327] bridge0: port 2(bridge_slave_1) entered blocking state
[ 71.372612][ T4327] bridge0: port 2(bridge_slave_1) entered disabled state
[ 71.380706][ T4327] device bridge_slave_1 entered promiscuous mode
[ 71.412797][ T4327] bond0: (slave bond_slave_0): Enslaving as an active interface with an up link
[ 71.424156][ T4327] bond0: (slave bond_slave_1): Enslaving as an active interface with an up link
[ 71.466260][ T4327] team0: Port device team_slave_0 added
[ 71.473858][ T4327] team0: Port device team_slave_1 added
[ 71.512089][ T4327] batman_adv: batadv0: Adding interface: batadv_slave_0
[ 71.530410][ T4327] 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.
[ 71.576208][ T4327] batman_adv: batadv0: Not using interface batadv_slave_0 (retrying later): interface not active
[ 71.615174][ T4327] batman_adv: batadv0: Adding interface: batadv_slave_1
[ 71.622130][ T4327] 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.
[ 71.651141][ T4327] batman_adv: batadv0: Not using interface batadv_slave_1 (retrying later): interface not active
[ 71.705307][ T4327] device hsr_slave_0 entered promiscuous mode
[ 71.714699][ T4327] device hsr_slave_1 entered promiscuous mode
[ 72.332219][ T4327] netdevsim netdevsim0 netdevsim0: renamed from eth0
[ 72.356559][ T4327] netdevsim netdevsim0 netdevsim1: renamed from eth1
[ 72.373071][ T4327] netdevsim netdevsim0 netdevsim2: renamed from eth2
[ 72.387442][ T4327] netdevsim netdevsim0 netdevsim3: renamed from eth3
[ 72.504485][ T4327] 8021q: adding VLAN 0 to HW filter on device bond0
[ 72.518868][ T161] IPv6: ADDRCONF(NETDEV_CHANGE): veth1: link becomes ready
[ 72.528147][ T161] IPv6: ADDRCONF(NETDEV_CHANGE): veth0: link becomes ready
[ 72.542498][ T4327] 8021q: adding VLAN 0 to HW filter on device team0
[ 72.553523][ T161] IPv6: ADDRCONF(NETDEV_CHANGE): veth0_to_bridge: link becomes ready
[ 72.564612][ T161] IPv6: ADDRCONF(NETDEV_CHANGE): bridge_slave_0: link becomes ready
[ 72.573078][ T161] bridge0: port 1(bridge_slave_0) entered blocking state
[ 72.580196][ T161] bridge0: port 1(bridge_slave_0) entered forwarding state
[ 72.599602][ T161] IPv6: ADDRCONF(NETDEV_CHANGE): bridge0: link becomes ready
[ 72.608804][ T161] IPv6: ADDRCONF(NETDEV_CHANGE): veth1_to_bridge: link becomes ready
[ 72.617857][ T161] IPv6: ADDRCONF(NETDEV_CHANGE): bridge_slave_1: link becomes ready
[ 72.628299][ T161] bridge0: port 2(bridge_slave_1) entered blocking state
[ 72.635457][ T161] bridge0: port 2(bridge_slave_1) entered forwarding state
[ 72.660207][ T161] IPv6: ADDRCONF(NETDEV_CHANGE): veth0_to_bond: link becomes ready
[ 72.679484][ T161] IPv6: ADDRCONF(NETDEV_CHANGE): veth1_to_bond: link becomes ready
[ 72.689539][ T161] IPv6: ADDRCONF(NETDEV_CHANGE): veth0_to_team: link becomes ready
[ 72.701197][ T161] IPv6: ADDRCONF(NETDEV_CHANGE): team_slave_0: link becomes ready
[ 72.710901][ T161] IPv6: ADDRCONF(NETDEV_CHANGE): veth1_to_team: link becomes ready
[ 72.723299][ T161] IPv6: ADDRCONF(NETDEV_CHANGE): team_slave_1: link becomes ready
[ 72.724851][ T4287] Bluetooth: hci0: command 0x0409 tx timeout
[ 72.742793][ T4327] hsr0: Slave A (hsr_slave_0) is not up; please bring it up to get a fully working HSR network
[ 72.754706][ T4327] hsr0: Slave B (hsr_slave_1) is not up; please bring it up to get a fully working HSR network
[ 72.767977][ T161] IPv6: ADDRCONF(NETDEV_CHANGE): team0: link becomes ready
[ 72.782214][ T161] IPv6: ADDRCONF(NETDEV_CHANGE): veth0_to_hsr: link becomes ready
[ 72.790973][ T161] IPv6: ADDRCONF(NETDEV_CHANGE): hsr_slave_0: link becomes ready
[ 72.800822][ T161] IPv6: ADDRCONF(NETDEV_CHANGE): veth1_to_hsr: link becomes ready
[ 72.809631][ T161] IPv6: ADDRCONF(NETDEV_CHANGE): hsr_slave_1: link becomes ready
[ 72.824179][ T161] IPv6: ADDRCONF(NETDEV_CHANGE): hsr0: link becomes ready
[ 73.001797][ T9] IPv6: ADDRCONF(NETDEV_CHANGE): vxcan1: link becomes ready
[ 73.013725][ T9] IPv6: ADDRCONF(NETDEV_CHANGE): vxcan0: link becomes ready
[ 73.027762][ T4327] 8021q: adding VLAN 0 to HW filter on device batadv0
[ 73.048608][ T161] IPv6: ADDRCONF(NETDEV_CHANGE): veth1_virt_wifi: link becomes ready
[ 73.058714][ T161] IPv6: ADDRCONF(NETDEV_CHANGE): veth0_virt_wifi: link becomes ready
[ 73.082010][ T161] IPv6: ADDRCONF(NETDEV_CHANGE): veth1_vlan: link becomes ready
[ 73.090940][ T161] IPv6: ADDRCONF(NETDEV_CHANGE): veth0_vlan: link becomes ready
[ 73.102825][ T4327] device veth0_vlan entered promiscuous mode
[ 73.110840][ T161] IPv6: ADDRCONF(NETDEV_CHANGE): vlan0: link becomes ready
[ 73.124821][ T161] IPv6: ADDRCONF(NETDEV_CHANGE): vlan1: link becomes ready
[ 73.137258][ T4327] device veth1_vlan entered promiscuous mode
[ 73.159800][ T161] IPv6: ADDRCONF(NETDEV_CHANGE): macvlan0: link becomes ready
[ 73.170140][ T161] IPv6: ADDRCONF(NETDEV_CHANGE): macvlan1: link becomes ready
[ 73.179506][ T161] IPv6: ADDRCONF(NETDEV_CHANGE): veth1_macvtap: link becomes ready
[ 73.193249][ T161] IPv6: ADDRCONF(NETDEV_CHANGE): veth0_macvtap: link becomes ready
[ 73.203814][ T4327] device veth0_macvtap entered promiscuous mode
[ 73.218305][ T4327] device veth1_macvtap entered promiscuous mode
[ 73.236576][ T4327] batman_adv: batadv0: Interface activated: batadv_slave_0
[ 73.243966][ T161] IPv6: ADDRCONF(NETDEV_CHANGE): macvtap0: link becomes ready
[ 73.255489][ T161] IPv6: ADDRCONF(NETDEV_CHANGE): macsec0: link becomes ready
[ 73.265981][ T161] IPv6: ADDRCONF(NETDEV_CHANGE): batadv_slave_0: link becomes ready
[ 73.275992][ T161] IPv6: ADDRCONF(NETDEV_CHANGE): veth0_to_batadv: link becomes ready
[ 73.287452][ T4327] batman_adv: batadv0: Interface activated: batadv_slave_1
[ 73.296947][ T161] IPv6: ADDRCONF(NETDEV_CHANGE): batadv_slave_1: link becomes ready
[ 73.306212][ T161] IPv6: ADDRCONF(NETDEV_CHANGE): veth1_to_batadv: link becomes ready
[ 73.317561][ T4327] netdevsim netdevsim0 netdevsim0: set [1, 0] type 2 family 0 port 6081 - 0
[ 73.327548][ T4327] netdevsim netdevsim0 netdevsim1: set [1, 0] type 2 family 0 port 6081 - 0
[ 73.338202][ T4327] netdevsim netdevsim0 netdevsim2: set [1, 0] type 2 family 0 port 6081 - 0
[ 73.347328][ T4327] netdevsim netdevsim0 netdevsim3: set [1, 0] type 2 family 0 port 6081 - 0
[ 73.540179][ T9] wlan0: Created IBSS using preconfigured BSSID 50:50:50:50:50:50
[ 73.550849][ T9] wlan0: Creating new IBSS network, BSSID 50:50:50:50:50:50
[ 73.566518][ T161] wlan1: Created IBSS using preconfigured BSSID 50:50:50:50:50:50
[ 73.568810][ T9] IPv6: ADDRCONF(NETDEV_CHANGE): wlan0: link becomes ready
[ 73.578694][ T161] wlan1: Creating new IBSS network, BSSID 50:50:50:50:50:50
[ 73.597546][ T9] IPv6: ADDRCONF(NETDEV_CHANGE): wlan1: link becomes ready
[ 73.646759][ T4439]
[ 73.649196][ T4439] =============================
[ 73.655732][ T4439] WARNING: suspicious RCU usage
[ 73.660657][ T4439] syzkaller #0 Not tainted
[ 73.665457][ T4439] -----------------------------
[ 73.670375][ T4439] kernel/events/callchain.c:161 suspicious rcu_dereference_check() usage!
[ 73.679343][ T4439]
[ 73.679343][ T4439] other info that might help us debug this:
[ 73.679343][ T4439]
[ 73.698360][ T4439]
[ 73.698360][ T4439] rcu_scheduler_active = 2, debug_locks = 1
[ 73.706902][ T4439] 1 lock held by syz.0.17/4439:
[ 73.711851][ T4439] #0: ffffffff8c11c5e0 (rcu_read_lock_trace){....}-{0:0}, at: rcu_lock_acquire+0x9/0x30
[ 73.722113][ T4439]
[ 73.722113][ T4439] stack backtrace:
[ 73.728725][ T4439] CPU: 0 PID: 4439 Comm: syz.0.17 Not tainted syzkaller #0
[ 73.735962][ T4439] Hardware name: Google Google Compute Engine/Google Compute Engine, BIOS Google 07/12/2025
[ 73.746068][ T4439] Call Trace:
[ 73.749357][ T4439]
[ 73.752305][ T4439] dump_stack_lvl+0x168/0x230
[ 73.757007][ T4439] ? load_image+0x3b0/0x3b0
[ 73.761538][ T4439] ? show_regs_print_info+0x20/0x20
[ 73.766762][ T4439] ? lockdep_rcu_suspicious+0x110/0x180
[ 73.772322][ T4439] get_callchain_entry+0x2a5/0x3b0
[ 73.777453][ T4439] get_perf_callchain+0x9f/0x480
[ 73.782400][ T4439] ? put_callchain_entry+0xb0/0xb0
[ 73.787526][ T4439] ? mark_lock+0x94/0x320
[ 73.791881][ T4439] ? verify_lock_unused+0x140/0x140
[ 73.797087][ T4439] ? __lock_acquire+0x13ad/0x7c60
[ 73.802125][ T4439] __bpf_get_stack+0x2cb/0x4f0
[ 73.806914][ T4439] ? stack_map_get_build_id_offset+0x860/0x860
[ 73.813086][ T4439] ? __cant_sleep+0x210/0x210
[ 73.817789][ T4439] ? bpf_prog_b8a90dd1efcc4ad9+0x3d/0xc44
[ 73.823527][ T4439] bpf_get_stack_raw_tp+0x189/0x1c0
[ 73.828782][ T4439] bpf_prog_b8a90dd1efcc4ad9+0x3d/0xc44
[ 73.834352][ T4439] bpf_prog_run_pin_on_cpu+0x63/0x140
[ 73.839735][ T4439] bpf_prog_test_run_syscall+0x354/0x4e0
[ 73.845384][ T4439] ? sock_gen_cookie+0x60/0x60
[ 73.850161][ T4439] ? __fdget+0x150/0x210
[ 73.854412][ T4439] ? sock_gen_cookie+0x60/0x60
[ 73.859192][ T4439] bpf_prog_test_run+0x31e/0x390
[ 73.864145][ T4439] __sys_bpf+0x535/0x670
[ 73.868407][ T4439] ? bpf_link_show_fdinfo+0x340/0x340
[ 73.873815][ T4439] ? vtime_user_exit+0x2dc/0x400
[ 73.878784][ T4439] __x64_sys_bpf+0x78/0x90
[ 73.883232][ T4439] do_syscall_64+0x4c/0xa0
[ 73.887663][ T4439] ? clear_bhb_loop+0x30/0x80
[ 73.892362][ T4439] ? clear_bhb_loop+0x30/0x80
[ 73.897048][ T4439] entry_SYSCALL_64_after_hwframe+0x66/0xd0
[ 73.902955][ T4439] RIP: 0033:0x7f69c3cc6be9
[ 73.907378][ T4439] 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
[ 73.926988][ T4439] RSP: 002b:00007ffc8a20aef8 EFLAGS: 00000246 ORIG_RAX: 0000000000000141
[ 73.935496][ T4439] RAX: ffffffffffffffda RBX: 00007f69c3efdfa0 RCX: 00007f69c3cc6be9
[ 73.943594][ T4439] RDX: 0000000000000010 RSI: 0000200000000740 RDI: 000000000000000a
[ 73.951578][ T4439] RBP: 00007f69c3d49e19 R08: 0000000000000000 R09: 0000000000000000
[ 73.959559][ T4439] R10: 0000000000000000 R11: 0000000000000246 R12: 0000000000000000
[ 73.967536][ T4439] R13: 00007f69c3efdfa0 R14: 00007f69c3efdfa0 R15: 0000000000000003
[ 73.975526][ T4439]
[ 73.991446][ T4439]
[ 73.993793][ T4439] =============================
[ 74.000023][ T4439] WARNING: suspicious RCU usage
[ 74.006289][ T4439] syzkaller #0 Not tainted
[ 74.010722][ T4439] -----------------------------
[ 74.017210][ T4439] include/linux/perf_event.h:1274 suspicious rcu_dereference_check() usage!
[ 74.026424][ T4439]
[ 74.026424][ T4439] other info that might help us debug this:
[ 74.026424][ T4439]
[ 74.038116][ T4439]
[ 74.038116][ T4439] rcu_scheduler_active = 2, debug_locks = 1
[ 74.046424][ T4439] 1 lock held by syz.0.17/4439:
[ 74.051358][ T4439] #0: ffffffff8c11c5e0 (rcu_read_lock_trace){....}-{0:0}, at: rcu_lock_acquire+0x9/0x30
[ 74.062464][ T4439]
[ 74.062464][ T4439] stack backtrace:
[ 74.068572][ T4439] CPU: 0 PID: 4439 Comm: syz.0.17 Not tainted syzkaller #0
[ 74.075783][ T4439] Hardware name: Google Google Compute Engine/Google Compute Engine, BIOS Google 07/12/2025
[ 74.085838][ T4439] Call Trace:
[ 74.089122][ T4439]
[ 74.092055][ T4439] dump_stack_lvl+0x168/0x230
[ 74.096749][ T4439] ? show_regs_print_info+0x20/0x20
[ 74.101968][ T4439] ? lockdep_rcu_suspicious+0x110/0x180
[ 74.107527][ T4439] perf_callchain_user+0x6d3/0x10e0
[ 74.112770][ T4439] ? get_callchain_entry+0x181/0x3b0
[ 74.118077][ T4439] get_perf_callchain+0x35d/0x480
[ 74.123125][ T4439] ? put_callchain_entry+0xb0/0xb0
[ 74.128250][ T4439] ? mark_lock+0x94/0x320
[ 74.132600][ T4439] ? verify_lock_unused+0x140/0x140
[ 74.137809][ T4439] ? __lock_acquire+0x13ad/0x7c60
[ 74.142869][ T4439] __bpf_get_stack+0x2cb/0x4f0
[ 74.147673][ T4439] ? stack_map_get_build_id_offset+0x860/0x860
[ 74.153851][ T4439] ? __cant_sleep+0x210/0x210
[ 74.158541][ T4439] ? bpf_prog_b8a90dd1efcc4ad9+0x3d/0xc44
[ 74.164275][ T4439] bpf_get_stack_raw_tp+0x189/0x1c0
[ 74.169486][ T4439] bpf_prog_b8a90dd1efcc4ad9+0x3d/0xc44
[ 74.175038][ T4439] bpf_prog_run_pin_on_cpu+0x63/0x140
[ 74.180425][ T4439] bpf_prog_test_run_syscall+0x354/0x4e0
[ 74.186079][ T4439] ? sock_gen_cookie+0x60/0x60
[ 74.190865][ T4439] ? __fdget+0x150/0x210
[ 74.195139][ T4439] ? sock_gen_cookie+0x60/0x60
[ 74.199915][ T4439] bpf_prog_test_run+0x31e/0x390
[ 74.204863][ T4439] __sys_bpf+0x535/0x670
[ 74.209119][ T4439] ? bpf_link_show_fdinfo+0x340/0x340
[ 74.214602][ T4439] ? vtime_user_exit+0x2dc/0x400
[ 74.219564][ T4439] __x64_sys_bpf+0x78/0x90
[ 74.224009][ T4439] do_syscall_64+0x4c/0xa0
[ 74.228445][ T4439] ? clear_bhb_loop+0x30/0x80
[ 74.233140][ T4439] ? clear_bhb_loop+0x30/0x80
[ 74.237832][ T4439] entry_SYSCALL_64_after_hwframe+0x66/0xd0
[ 74.243741][ T4439] RIP: 0033:0x7f69c3cc6be9
[ 74.248168][ T4439] 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
[ 74.267932][ T4439] RSP: 002b:00007ffc8a20aef8 EFLAGS: 00000246 ORIG_RAX: 0000000000000141
[ 74.276362][ T4439] RAX: ffffffffffffffda RBX: 00007f69c3efdfa0 RCX: 00007f69c3cc6be9
[ 74.284342][ T4439] RDX: 0000000000000010 RSI: 0000200000000740 RDI: 000000000000000a
[ 74.292317][ T4439] RBP: 00007f69c3d49e19 R08: 0000000000000000 R09: 0000000000000000
[ 74.300297][ T4439] R10: 0000000000000000 R11: 0000000000000246 R12: 0000000000000000
[ 74.308278][ T4439] R13: 00007f69c3efdfa0 R14: 00007f69c3efdfa0 R15: 0000000000000003
[ 74.316281][ T4439]