Warning: Permanently added '10.128.0.184' (ED25519) to the list of known hosts.
2025/12/17 05:12:21 parsed 1 programs
[ 62.615330][ T4187] cgroup: Unknown subsys name 'net'
[ 62.845632][ T4187] cgroup: Unknown subsys name 'rlimit'
Setting up swapspace version 1, size = 127995904 bytes
[ 64.339315][ T4187] Adding 124996k swap on ./swap-file. Priority:0 extents:1 across:124996k FS
[ 66.137327][ T4204] chnl_net:caif_netlink_parms(): no params data found
[ 66.186998][ T4204] bridge0: port 1(bridge_slave_0) entered blocking state
[ 66.194725][ T4204] bridge0: port 1(bridge_slave_0) entered disabled state
[ 66.203303][ T4204] device bridge_slave_0 entered promiscuous mode
[ 66.214812][ T4204] bridge0: port 2(bridge_slave_1) entered blocking state
[ 66.221955][ T4204] bridge0: port 2(bridge_slave_1) entered disabled state
[ 66.229921][ T4204] device bridge_slave_1 entered promiscuous mode
[ 66.252887][ T4204] bond0: (slave bond_slave_0): Enslaving as an active interface with an up link
[ 66.264320][ T4204] bond0: (slave bond_slave_1): Enslaving as an active interface with an up link
[ 66.290690][ T4204] team0: Port device team_slave_0 added
[ 66.298027][ T4204] team0: Port device team_slave_1 added
[ 66.317355][ T4204] batman_adv: batadv0: Adding interface: batadv_slave_0
[ 66.324480][ T4204] 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.
[ 66.350499][ T4204] batman_adv: batadv0: Not using interface batadv_slave_0 (retrying later): interface not active
[ 66.363327][ T4204] batman_adv: batadv0: Adding interface: batadv_slave_1
[ 66.371148][ T4204] 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.
[ 66.397163][ T4204] batman_adv: batadv0: Not using interface batadv_slave_1 (retrying later): interface not active
[ 66.439425][ T4204] device hsr_slave_0 entered promiscuous mode
[ 66.446290][ T4204] device hsr_slave_1 entered promiscuous mode
[ 66.578679][ T4204] netdevsim netdevsim0 netdevsim0: renamed from eth0
[ 66.590658][ T4204] netdevsim netdevsim0 netdevsim1: renamed from eth1
[ 66.600447][ T4204] netdevsim netdevsim0 netdevsim2: renamed from eth2
[ 66.611728][ T4204] netdevsim netdevsim0 netdevsim3: renamed from eth3
[ 66.644987][ T4204] bridge0: port 2(bridge_slave_1) entered blocking state
[ 66.652260][ T4204] bridge0: port 2(bridge_slave_1) entered forwarding state
[ 66.660046][ T4204] bridge0: port 1(bridge_slave_0) entered blocking state
[ 66.667288][ T4204] bridge0: port 1(bridge_slave_0) entered forwarding state
[ 66.726826][ T4204] 8021q: adding VLAN 0 to HW filter on device bond0
[ 66.741585][ T3080] IPv6: ADDRCONF(NETDEV_CHANGE): veth0: link becomes ready
[ 66.753744][ T3080] bridge0: port 1(bridge_slave_0) entered disabled state
[ 66.762371][ T3080] bridge0: port 2(bridge_slave_1) entered disabled state
[ 66.772019][ T3080] IPv6: ADDRCONF(NETDEV_CHANGE): bond0: link becomes ready
[ 66.789908][ T4204] 8021q: adding VLAN 0 to HW filter on device team0
[ 66.802016][ T3080] IPv6: ADDRCONF(NETDEV_CHANGE): bridge_slave_0: link becomes ready
[ 66.813371][ T3080] bridge0: port 1(bridge_slave_0) entered blocking state
[ 66.820769][ T3080] bridge0: port 1(bridge_slave_0) entered forwarding state
[ 66.840767][ T155] IPv6: ADDRCONF(NETDEV_CHANGE): bridge_slave_1: link becomes ready
[ 66.850948][ T155] bridge0: port 2(bridge_slave_1) entered blocking state
[ 66.858101][ T155] bridge0: port 2(bridge_slave_1) entered forwarding state
[ 66.871751][ T154] IPv6: ADDRCONF(NETDEV_CHANGE): team_slave_0: link becomes ready
[ 66.892813][ T154] IPv6: ADDRCONF(NETDEV_CHANGE): team0: link becomes ready
[ 66.901929][ T154] IPv6: ADDRCONF(NETDEV_CHANGE): team_slave_1: link becomes ready
[ 66.912539][ T154] IPv6: ADDRCONF(NETDEV_CHANGE): hsr_slave_0: link becomes ready
[ 66.927993][ T4204] hsr0: Slave B (hsr_slave_1) is not up; please bring it up to get a fully working HSR network
[ 66.939811][ T4204] IPv6: ADDRCONF(NETDEV_CHANGE): hsr0: link becomes ready
[ 66.948469][ T154] IPv6: ADDRCONF(NETDEV_CHANGE): hsr_slave_1: link becomes ready
[ 67.076071][ T155] IPv6: ADDRCONF(NETDEV_CHANGE): vxcan0: link becomes ready
[ 67.083942][ T155] IPv6: ADDRCONF(NETDEV_CHANGE): vxcan1: link becomes ready
[ 67.101422][ T4204] 8021q: adding VLAN 0 to HW filter on device batadv0
[ 67.123788][ T154] IPv6: ADDRCONF(NETDEV_CHANGE): veth1_virt_wifi: link becomes ready
[ 67.134477][ T154] IPv6: ADDRCONF(NETDEV_CHANGE): veth0_virt_wifi: link becomes ready
[ 67.155954][ T154] IPv6: ADDRCONF(NETDEV_CHANGE): veth1_vlan: link becomes ready
[ 67.166757][ T154] IPv6: ADDRCONF(NETDEV_CHANGE): veth0_vlan: link becomes ready
[ 67.176493][ T154] IPv6: ADDRCONF(NETDEV_CHANGE): vlan0: link becomes ready
[ 67.186021][ T154] IPv6: ADDRCONF(NETDEV_CHANGE): vlan1: link becomes ready
[ 67.197861][ T4204] device veth0_vlan entered promiscuous mode
[ 67.212647][ T4204] device veth1_vlan entered promiscuous mode
[ 67.239461][ T154] IPv6: ADDRCONF(NETDEV_CHANGE): macvlan0: link becomes ready
[ 67.247915][ T154] IPv6: ADDRCONF(NETDEV_CHANGE): macvlan1: link becomes ready
[ 67.257703][ T154] IPv6: ADDRCONF(NETDEV_CHANGE): veth1_macvtap: link becomes ready
[ 67.267407][ T154] IPv6: ADDRCONF(NETDEV_CHANGE): veth0_macvtap: link becomes ready
[ 67.279914][ T4204] device veth0_macvtap entered promiscuous mode
[ 67.291683][ T4204] device veth1_macvtap entered promiscuous mode
[ 67.312945][ T4204] batman_adv: batadv0: Interface activated: batadv_slave_0
[ 67.322012][ T154] IPv6: ADDRCONF(NETDEV_CHANGE): macvtap0: link becomes ready
[ 67.334421][ T154] IPv6: ADDRCONF(NETDEV_CHANGE): macsec0: link becomes ready
[ 67.343776][ T154] IPv6: ADDRCONF(NETDEV_CHANGE): batadv_slave_0: link becomes ready
[ 67.352660][ T154] IPv6: ADDRCONF(NETDEV_CHANGE): veth0_to_batadv: link becomes ready
[ 67.367078][ T4204] batman_adv: batadv0: Interface activated: batadv_slave_1
[ 67.374941][ T154] IPv6: ADDRCONF(NETDEV_CHANGE): batadv_slave_1: link becomes ready
[ 67.384770][ T154] IPv6: ADDRCONF(NETDEV_CHANGE): veth1_to_batadv: link becomes ready
[ 67.398436][ T4204] netdevsim netdevsim0 netdevsim0: set [1, 0] type 2 family 0 port 6081 - 0
[ 67.407775][ T4204] netdevsim netdevsim0 netdevsim1: set [1, 0] type 2 family 0 port 6081 - 0
[ 67.416975][ T4204] netdevsim netdevsim0 netdevsim2: set [1, 0] type 2 family 0 port 6081 - 0
[ 67.427386][ T4204] netdevsim netdevsim0 netdevsim3: set [1, 0] type 2 family 0 port 6081 - 0
[ 67.774859][ T144] netdevsim netdevsim0 netdevsim3 (unregistering): unset [1, 0] type 2 family 0 port 6081 - 0
[ 69.956380][ T144] netdevsim netdevsim0 netdevsim2 (unregistering): unset [1, 0] type 2 family 0 port 6081 - 0
[ 71.221919][ T1420] ieee802154 phy0 wpan0: encryption failed: -22
[ 71.228519][ T1420] ieee802154 phy1 wpan1: encryption failed: -22
[ 72.173687][ T144] netdevsim netdevsim0 netdevsim1 (unregistering): unset [1, 0] type 2 family 0 port 6081 - 0
[ 72.236720][ T144] netdevsim netdevsim0 netdevsim0 (unregistering): unset [1, 0] type 2 family 0 port 6081 - 0
[ 72.837863][ T155] wlan0: Created IBSS using preconfigured BSSID 50:50:50:50:50:50
[ 72.852192][ T155] wlan0: Creating new IBSS network, BSSID 50:50:50:50:50:50
[ 72.874513][ T3080] IPv6: ADDRCONF(NETDEV_CHANGE): wlan0: link becomes ready
[ 72.898280][ T3080] wlan1: Created IBSS using preconfigured BSSID 50:50:50:50:50:50
[ 72.908022][ T3080] wlan1: Creating new IBSS network, BSSID 50:50:50:50:50:50
[ 72.922489][ T155] IPv6: ADDRCONF(NETDEV_CHANGE): wlan1: link becomes ready
[ 73.108669][ T144] device hsr_slave_0 left promiscuous mode
[ 73.126737][ T144] device hsr_slave_1 left promiscuous mode
[ 73.171214][ T144] batman_adv: batadv0: Interface deactivated: batadv_slave_0
[ 73.180316][ T144] batman_adv: batadv0: Removing interface: batadv_slave_0
[ 73.198172][ T144] batman_adv: batadv0: Interface deactivated: batadv_slave_1
[ 73.206849][ T144] batman_adv: batadv0: Removing interface: batadv_slave_1
[ 73.216100][ T144] device bridge_slave_1 left promiscuous mode
[ 73.224306][ T144] bridge0: port 2(bridge_slave_1) entered disabled state
[ 73.244627][ T144] device bridge_slave_0 left promiscuous mode
[ 73.250969][ T144] bridge0: port 1(bridge_slave_0) entered disabled state
[ 73.274983][ T144] device veth1_macvtap left promiscuous mode
[ 73.281999][ T144] device veth0_macvtap left promiscuous mode
[ 73.288095][ T144] device veth1_vlan left promiscuous mode
[ 73.295762][ T144] device veth0_vlan left promiscuous mode
[ 73.481109][ T144] team0 (unregistering): Port device team_slave_1 removed
[ 73.493866][ T144] team0 (unregistering): Port device team_slave_0 removed
[ 73.506637][ T144] bond0 (unregistering): (slave bond_slave_1): Releasing backup interface
[ 73.520551][ T144] bond0 (unregistering): (slave bond_slave_0): Releasing backup interface
[ 73.577614][ T144] bond0 (unregistering): Released all slaves
2025/12/17 05:12:35 executed programs: 0
[ 74.923571][ T4337] chnl_net:caif_netlink_parms(): no params data found
[ 75.052864][ T4337] bridge0: port 1(bridge_slave_0) entered blocking state
[ 75.060390][ T4337] bridge0: port 1(bridge_slave_0) entered disabled state
[ 75.068657][ T4337] device bridge_slave_0 entered promiscuous mode
[ 75.077267][ T4337] bridge0: port 2(bridge_slave_1) entered blocking state
[ 75.084446][ T4337] bridge0: port 2(bridge_slave_1) entered disabled state
[ 75.092680][ T4337] device bridge_slave_1 entered promiscuous mode
[ 75.118930][ T4337] bond0: (slave bond_slave_0): Enslaving as an active interface with an up link
[ 75.130990][ T4337] bond0: (slave bond_slave_1): Enslaving as an active interface with an up link
[ 75.165721][ T4337] team0: Port device team_slave_0 added
[ 75.174404][ T4337] team0: Port device team_slave_1 added
[ 75.211227][ T4337] batman_adv: batadv0: Adding interface: batadv_slave_0
[ 75.218535][ T4337] 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.
[ 75.269049][ T4337] batman_adv: batadv0: Not using interface batadv_slave_0 (retrying later): interface not active
[ 75.286589][ T4337] batman_adv: batadv0: Adding interface: batadv_slave_1
[ 75.293744][ T4337] 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.
[ 75.320194][ T4337] batman_adv: batadv0: Not using interface batadv_slave_1 (retrying later): interface not active
[ 75.375206][ T4337] device hsr_slave_0 entered promiscuous mode
[ 75.382341][ T4337] device hsr_slave_1 entered promiscuous mode
[ 76.209070][ T4337] netdevsim netdevsim0 netdevsim0: renamed from eth0
[ 76.221308][ T4337] netdevsim netdevsim0 netdevsim1: renamed from eth1
[ 76.231702][ T4337] netdevsim netdevsim0 netdevsim2: renamed from eth2
[ 76.241435][ T4337] netdevsim netdevsim0 netdevsim3: renamed from eth3
[ 76.315249][ T4337] 8021q: adding VLAN 0 to HW filter on device bond0
[ 76.329151][ T154] IPv6: ADDRCONF(NETDEV_CHANGE): veth1: link becomes ready
[ 76.336921][ T154] IPv6: ADDRCONF(NETDEV_CHANGE): veth0: link becomes ready
[ 76.352018][ T4337] 8021q: adding VLAN 0 to HW filter on device team0
[ 76.362723][ T154] IPv6: ADDRCONF(NETDEV_CHANGE): veth0_to_bridge: link becomes ready
[ 76.373716][ T154] IPv6: ADDRCONF(NETDEV_CHANGE): bridge_slave_0: link becomes ready
[ 76.382942][ T154] bridge0: port 1(bridge_slave_0) entered blocking state
[ 76.390098][ T154] bridge0: port 1(bridge_slave_0) entered forwarding state
[ 76.402182][ T154] IPv6: ADDRCONF(NETDEV_CHANGE): bridge0: link becomes ready
[ 76.415240][ T9] IPv6: ADDRCONF(NETDEV_CHANGE): veth1_to_bridge: link becomes ready
[ 76.426056][ T9] IPv6: ADDRCONF(NETDEV_CHANGE): bridge_slave_1: link becomes ready
[ 76.434930][ T9] bridge0: port 2(bridge_slave_1) entered blocking state
[ 76.442074][ T9] bridge0: port 2(bridge_slave_1) entered forwarding state
[ 76.470694][ T9] IPv6: ADDRCONF(NETDEV_CHANGE): veth0_to_bond: link becomes ready
[ 76.480239][ T9] IPv6: ADDRCONF(NETDEV_CHANGE): veth1_to_bond: link becomes ready
[ 76.490761][ T9] IPv6: ADDRCONF(NETDEV_CHANGE): veth0_to_team: link becomes ready
[ 76.501775][ T9] IPv6: ADDRCONF(NETDEV_CHANGE): team_slave_0: link becomes ready
[ 76.511478][ T9] IPv6: ADDRCONF(NETDEV_CHANGE): veth1_to_team: link becomes ready
[ 76.521168][ T9] IPv6: ADDRCONF(NETDEV_CHANGE): team_slave_1: link becomes ready
[ 76.529700][ T9] IPv6: ADDRCONF(NETDEV_CHANGE): veth0_to_hsr: link becomes ready
[ 76.537933][ T9] IPv6: ADDRCONF(NETDEV_CHANGE): hsr_slave_0: link becomes ready
[ 76.546810][ T9] IPv6: ADDRCONF(NETDEV_CHANGE): team0: link becomes ready
[ 76.558361][ T9] IPv6: ADDRCONF(NETDEV_CHANGE): veth1_to_hsr: link becomes ready
[ 76.567828][ T9] IPv6: ADDRCONF(NETDEV_CHANGE): hsr_slave_1: link becomes ready
[ 76.578971][ T4337] IPv6: ADDRCONF(NETDEV_CHANGE): hsr0: link becomes ready
[ 76.753815][ T155] IPv6: ADDRCONF(NETDEV_CHANGE): vxcan1: link becomes ready
[ 76.761414][ T4199] Bluetooth: hci0: command 0x0409 tx timeout
[ 76.762945][ T155] IPv6: ADDRCONF(NETDEV_CHANGE): vxcan0: link becomes ready
[ 76.785486][ T4337] 8021q: adding VLAN 0 to HW filter on device batadv0
[ 76.844537][ T154] IPv6: ADDRCONF(NETDEV_CHANGE): veth1_virt_wifi: link becomes ready
[ 76.854283][ T154] IPv6: ADDRCONF(NETDEV_CHANGE): veth0_virt_wifi: link becomes ready
[ 76.913049][ T155] IPv6: ADDRCONF(NETDEV_CHANGE): veth1_vlan: link becomes ready
[ 76.923644][ T155] IPv6: ADDRCONF(NETDEV_CHANGE): veth0_vlan: link becomes ready
[ 76.934139][ T155] IPv6: ADDRCONF(NETDEV_CHANGE): vlan0: link becomes ready
[ 76.943303][ T155] IPv6: ADDRCONF(NETDEV_CHANGE): vlan1: link becomes ready
[ 76.955118][ T4337] device veth0_vlan entered promiscuous mode
[ 76.997991][ T4337] device veth1_vlan entered promiscuous mode
[ 77.020499][ T9] IPv6: ADDRCONF(NETDEV_CHANGE): macvlan0: link becomes ready
[ 77.028590][ T9] IPv6: ADDRCONF(NETDEV_CHANGE): macvlan1: link becomes ready
[ 77.037906][ T9] IPv6: ADDRCONF(NETDEV_CHANGE): veth1_macvtap: link becomes ready
[ 77.048621][ T9] IPv6: ADDRCONF(NETDEV_CHANGE): veth0_macvtap: link becomes ready
[ 77.060041][ T4337] device veth0_macvtap entered promiscuous mode
[ 77.069896][ T4337] device veth1_macvtap entered promiscuous mode
[ 77.126742][ T4337] batman_adv: batadv0: Interface activated: batadv_slave_0
[ 77.138188][ T155] IPv6: ADDRCONF(NETDEV_CHANGE): macvtap0: link becomes ready
[ 77.154694][ T155] IPv6: ADDRCONF(NETDEV_CHANGE): macsec0: link becomes ready
[ 77.163071][ T155] IPv6: ADDRCONF(NETDEV_CHANGE): batadv_slave_0: link becomes ready
[ 77.172465][ T155] IPv6: ADDRCONF(NETDEV_CHANGE): veth0_to_batadv: link becomes ready
[ 77.186301][ T4337] batman_adv: batadv0: Interface activated: batadv_slave_1
[ 77.194494][ T9] IPv6: ADDRCONF(NETDEV_CHANGE): batadv_slave_1: link becomes ready
[ 77.205444][ T9] IPv6: ADDRCONF(NETDEV_CHANGE): veth1_to_batadv: link becomes ready
[ 77.217349][ T4337] netdevsim netdevsim0 netdevsim0: set [1, 0] type 2 family 0 port 6081 - 0
[ 77.227931][ T4337] netdevsim netdevsim0 netdevsim1: set [1, 0] type 2 family 0 port 6081 - 0
[ 77.237218][ T4337] netdevsim netdevsim0 netdevsim2: set [1, 0] type 2 family 0 port 6081 - 0
[ 77.247670][ T4337] netdevsim netdevsim0 netdevsim3: set [1, 0] type 2 family 0 port 6081 - 0
[ 77.388933][ T9] wlan0: Created IBSS using preconfigured BSSID 50:50:50:50:50:50
[ 77.397265][ T9] wlan0: Creating new IBSS network, BSSID 50:50:50:50:50:50
[ 77.415604][ T3080] wlan1: Created IBSS using preconfigured BSSID 50:50:50:50:50:50
[ 77.417931][ T154] IPv6: ADDRCONF(NETDEV_CHANGE): wlan0: link becomes ready
[ 77.434675][ T3080] wlan1: Creating new IBSS network, BSSID 50:50:50:50:50:50
[ 77.443642][ T154] IPv6: ADDRCONF(NETDEV_CHANGE): wlan1: link becomes ready
[ 77.521772][ T4459]
[ 77.524236][ T4459] =============================
[ 77.542428][ T4459] WARNING: suspicious RCU usage
[ 77.547584][ T4459] syzkaller #0 Not tainted
[ 77.553391][ T4459] -----------------------------
[ 77.558287][ T4459] kernel/events/callchain.c:161 suspicious rcu_dereference_check() usage!
[ 77.567361][ T4459]
[ 77.567361][ T4459] other info that might help us debug this:
[ 77.567361][ T4459]
[ 77.578158][ T4459]
[ 77.578158][ T4459] rcu_scheduler_active = 2, debug_locks = 1
[ 77.586621][ T4459] 1 lock held by syz.0.17/4459:
[ 77.592632][ T4459] #0: ffffffff8c11c8a0 (rcu_read_lock_trace){....}-{0:0}, at: rcu_lock_acquire+0x9/0x30
[ 77.603342][ T4459]
[ 77.603342][ T4459] stack backtrace:
[ 77.609576][ T4459] CPU: 0 PID: 4459 Comm: syz.0.17 Not tainted syzkaller #0
[ 77.616790][ T4459] Hardware name: Google Google Compute Engine/Google Compute Engine, BIOS Google 10/25/2025
[ 77.626878][ T4459] Call Trace:
[ 77.630184][ T4459]
[ 77.633131][ T4459] dump_stack_lvl+0x168/0x230
[ 77.637836][ T4459] ? load_image+0x3b0/0x3b0
[ 77.642375][ T4459] ? show_regs_print_info+0x20/0x20
[ 77.647604][ T4459] ? lockdep_rcu_suspicious+0x110/0x180
[ 77.653184][ T4459] get_callchain_entry+0x2a5/0x3b0
[ 77.658326][ T4459] get_perf_callchain+0x9f/0x480
[ 77.663287][ T4459] ? put_callchain_entry+0xb0/0xb0
[ 77.668414][ T4459] ? mark_lock+0x94/0x320
[ 77.672774][ T4459] ? verify_lock_unused+0x140/0x140
[ 77.678007][ T4459] ? __lock_acquire+0x13ad/0x7c60
[ 77.683069][ T4459] __bpf_get_stack+0x2cb/0x4f0
[ 77.687866][ T4459] ? stack_map_get_build_id_offset+0x860/0x860
[ 77.694183][ T4459] ? __cant_sleep+0x210/0x210
[ 77.698897][ T4459] ? bpf_prog_d43750871481577d+0x3d/0x3d0
[ 77.704645][ T4459] bpf_get_stack_raw_tp+0x189/0x1c0
[ 77.709901][ T4459] bpf_prog_d43750871481577d+0x3d/0x3d0
[ 77.715475][ T4459] bpf_prog_run_pin_on_cpu+0x63/0x140
[ 77.720886][ T4459] bpf_prog_test_run_syscall+0x354/0x4e0
[ 77.726550][ T4459] ? sock_gen_cookie+0x60/0x60
[ 77.731350][ T4459] ? __fdget+0x150/0x210
[ 77.735629][ T4459] ? sock_gen_cookie+0x60/0x60
[ 77.740425][ T4459] bpf_prog_test_run+0x31e/0x390
[ 77.745411][ T4459] __sys_bpf+0x535/0x670
[ 77.749682][ T4459] ? bpf_link_show_fdinfo+0x340/0x340
[ 77.755094][ T4459] ? vtime_user_exit+0x2dc/0x400
[ 77.760070][ T4459] __x64_sys_bpf+0x78/0x90
[ 77.764529][ T4459] do_syscall_64+0x4c/0xa0
[ 77.768964][ T4459] ? clear_bhb_loop+0x30/0x80
[ 77.773672][ T4459] ? clear_bhb_loop+0x30/0x80
[ 77.778389][ T4459] entry_SYSCALL_64_after_hwframe+0x66/0xd0
[ 77.784313][ T4459] RIP: 0033:0x7f3b25058749
[ 77.788747][ T4459] 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
[ 77.808389][ T4459] RSP: 002b:00007fffadd1a978 EFLAGS: 00000246 ORIG_RAX: 0000000000000141
[ 77.816829][ T4459] RAX: ffffffffffffffda RBX: 00007f3b252aefa0 RCX: 00007f3b25058749
[ 77.824832][ T4459] RDX: 000000000000000c RSI: 00002000000004c0 RDI: 000000000000000a
[ 77.832836][ T4459] RBP: 00007f3b250dcf91 R08: 0000000000000000 R09: 0000000000000000
[ 77.840833][ T4459] R10: 0000000000000000 R11: 0000000000000246 R12: 0000000000000000
[ 77.848823][ T4459] R13: 00007f3b252aefa0 R14: 00007f3b252aefa0 R15: 0000000000000003
[ 77.856836][ T4459]
[ 77.871157][ T4459]
[ 77.873516][ T4459] =============================
[ 77.878502][ T4459] WARNING: suspicious RCU usage
[ 77.883986][ T4459] syzkaller #0 Not tainted
[ 77.888464][ T4459] -----------------------------
[ 77.894076][ T4459] include/linux/perf_event.h:1274 suspicious rcu_dereference_check() usage!
[ 77.903348][ T4459]
[ 77.903348][ T4459] other info that might help us debug this:
[ 77.903348][ T4459]
[ 77.915807][ T4459]
[ 77.915807][ T4459] rcu_scheduler_active = 2, debug_locks = 1
[ 77.926042][ T4459] 1 lock held by syz.0.17/4459:
[ 77.931190][ T4459] #0: ffffffff8c11c8a0 (rcu_read_lock_trace){....}-{0:0}, at: rcu_lock_acquire+0x9/0x30
[ 77.943581][ T4459]
[ 77.943581][ T4459] stack backtrace:
[ 77.949964][ T4459] CPU: 0 PID: 4459 Comm: syz.0.17 Not tainted syzkaller #0
[ 77.957181][ T4459] Hardware name: Google Google Compute Engine/Google Compute Engine, BIOS Google 10/25/2025
[ 77.967249][ T4459] Call Trace:
[ 77.970546][ T4459]
[ 77.973492][ T4459] dump_stack_lvl+0x168/0x230
[ 77.978192][ T4459] ? load_image+0x3b0/0x3b0
[ 77.982721][ T4459] ? show_regs_print_info+0x20/0x20
[ 77.987955][ T4459] ? lockdep_rcu_suspicious+0x110/0x180
[ 77.993526][ T4459] perf_callchain_kernel+0x5bf/0x6d0
[ 77.998841][ T4459] ? load_image+0x3b0/0x3b0
[ 78.003379][ T4459] ? show_regs_print_info+0x20/0x20
[ 78.008721][ T4459] ? arch_perf_update_userpage+0x3b0/0x3b0
[ 78.014573][ T4459] ? get_callchain_entry+0x181/0x3b0
[ 78.019907][ T4459] get_perf_callchain+0x376/0x480
[ 78.024959][ T4459] ? put_callchain_entry+0xb0/0xb0
[ 78.030102][ T4459] ? mark_lock+0x94/0x320
[ 78.034461][ T4459] ? verify_lock_unused+0x140/0x140
[ 78.039687][ T4459] ? __lock_acquire+0x13ad/0x7c60
[ 78.044743][ T4459] __bpf_get_stack+0x2cb/0x4f0
[ 78.049541][ T4459] ? stack_map_get_build_id_offset+0x860/0x860
[ 78.055726][ T4459] ? __cant_sleep+0x210/0x210
[ 78.060428][ T4459] ? bpf_prog_d43750871481577d+0x3d/0x3d0
[ 78.066170][ T4459] bpf_get_stack_raw_tp+0x189/0x1c0
[ 78.071400][ T4459] bpf_prog_d43750871481577d+0x3d/0x3d0
[ 78.076972][ T4459] bpf_prog_run_pin_on_cpu+0x63/0x140
[ 78.082382][ T4459] bpf_prog_test_run_syscall+0x354/0x4e0
[ 78.088069][ T4459] ? sock_gen_cookie+0x60/0x60
[ 78.092875][ T4459] ? __fdget+0x150/0x210
[ 78.097139][ T4459] ? sock_gen_cookie+0x60/0x60
[ 78.101943][ T4459] bpf_prog_test_run+0x31e/0x390
[ 78.106912][ T4459] __sys_bpf+0x535/0x670
[ 78.111179][ T4459] ? bpf_link_show_fdinfo+0x340/0x340
[ 78.116592][ T4459] ? vtime_user_exit+0x2dc/0x400
[ 78.121552][ T4459] __x64_sys_bpf+0x78/0x90
[ 78.126000][ T4459] do_syscall_64+0x4c/0xa0
[ 78.130440][ T4459] ? clear_bhb_loop+0x30/0x80
[ 78.135139][ T4459] ? clear_bhb_loop+0x30/0x80
[ 78.139840][ T4459] entry_SYSCALL_64_after_hwframe+0x66/0xd0
[ 78.145764][ T4459] RIP: 0033:0x7f3b25058749
[ 78.150202][ T4459] 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
[ 78.169825][ T4459] RSP: 002b:00007fffadd1a978 EFLAGS: 00000246 ORIG_RAX: 0000000000000141
[ 78.178268][ T4459] RAX: ffffffffffffffda RBX: 00007f3b252aefa0 RCX: 00007f3b25058749
[ 78.186260][ T4459] RDX: 000000000000000c RSI: 00002000000004c0 RDI: 000000000000000a
[ 78.194254][ T4459] RBP: 00007f3b250dcf91 R08: 0000000000000000 R09: 0000000000000000
[ 78.202247][ T4459] R10: 0000000000000000 R11: 0000000000000246 R12: 0000000000000000
[ 78.210233][ T4459] R13: 00007f3b252aefa0 R14: 00007f3b252aefa0 R15: 0000000000000003
[ 78.218236][ T4459]