Warning: Permanently added '10.128.1.72' (ED25519) to the list of known hosts.
2025/07/30 01:11:51 ignoring optional flag "sandboxArg"="0"
2025/07/30 01:11:52 parsed 1 programs
[ 55.284084][ T4189] cgroup: Unknown subsys name 'net'
[ 55.417393][ T4189] cgroup: Unknown subsys name 'rlimit'
[ 56.701512][ T4189] Adding 124996k swap on ./swap-file. Priority:0 extents:1 across:124996k FS
[ 59.265382][ T4238] chnl_net:caif_netlink_parms(): no params data found
[ 59.327078][ T4238] bridge0: port 1(bridge_slave_0) entered blocking state
[ 59.334955][ T4238] bridge0: port 1(bridge_slave_0) entered disabled state
[ 59.343582][ T4238] device bridge_slave_0 entered promiscuous mode
[ 59.353309][ T4238] bridge0: port 2(bridge_slave_1) entered blocking state
[ 59.360725][ T4238] bridge0: port 2(bridge_slave_1) entered disabled state
[ 59.368902][ T4238] device bridge_slave_1 entered promiscuous mode
[ 59.398840][ T4238] bond0: (slave bond_slave_0): Enslaving as an active interface with an up link
[ 59.411654][ T4238] bond0: (slave bond_slave_1): Enslaving as an active interface with an up link
[ 59.442777][ T4238] team0: Port device team_slave_0 added
[ 59.450465][ T4238] team0: Port device team_slave_1 added
[ 59.474236][ T4238] batman_adv: batadv0: Adding interface: batadv_slave_0
[ 59.481509][ T4238] 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.
[ 59.507699][ T4238] batman_adv: batadv0: Not using interface batadv_slave_0 (retrying later): interface not active
[ 59.520542][ T4238] batman_adv: batadv0: Adding interface: batadv_slave_1
[ 59.527521][ T4238] 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.
[ 59.553601][ T4238] batman_adv: batadv0: Not using interface batadv_slave_1 (retrying later): interface not active
[ 59.590338][ T4238] device hsr_slave_0 entered promiscuous mode
[ 59.597250][ T4238] device hsr_slave_1 entered promiscuous mode
[ 59.715054][ T4238] netdevsim netdevsim0 netdevsim0: renamed from eth0
[ 59.726543][ T4238] netdevsim netdevsim0 netdevsim1: renamed from eth1
[ 59.736155][ T4238] netdevsim netdevsim0 netdevsim2: renamed from eth2
[ 59.745813][ T4238] netdevsim netdevsim0 netdevsim3: renamed from eth3
[ 59.767922][ T4238] bridge0: port 2(bridge_slave_1) entered blocking state
[ 59.775113][ T4238] bridge0: port 2(bridge_slave_1) entered forwarding state
[ 59.783208][ T4238] bridge0: port 1(bridge_slave_0) entered blocking state
[ 59.790280][ T4238] bridge0: port 1(bridge_slave_0) entered forwarding state
[ 59.844030][ T4238] 8021q: adding VLAN 0 to HW filter on device bond0
[ 59.867087][ T1277] IPv6: ADDRCONF(NETDEV_CHANGE): veth0: link becomes ready
[ 59.922494][ T1277] bridge0: port 1(bridge_slave_0) entered disabled state
[ 59.931312][ T1277] bridge0: port 2(bridge_slave_1) entered disabled state
[ 59.973593][ T4238] 8021q: adding VLAN 0 to HW filter on device team0
[ 59.985439][ T1277] IPv6: ADDRCONF(NETDEV_CHANGE): bridge_slave_0: link becomes ready
[ 59.994551][ T1277] bridge0: port 1(bridge_slave_0) entered blocking state
[ 60.001615][ T1277] bridge0: port 1(bridge_slave_0) entered forwarding state
[ 60.012215][ T1277] IPv6: ADDRCONF(NETDEV_CHANGE): bridge_slave_1: link becomes ready
[ 60.021026][ T1277] bridge0: port 2(bridge_slave_1) entered blocking state
[ 60.028236][ T1277] bridge0: port 2(bridge_slave_1) entered forwarding state
[ 60.046860][ T1277] IPv6: ADDRCONF(NETDEV_CHANGE): team_slave_0: link becomes ready
[ 60.055304][ T1277] IPv6: ADDRCONF(NETDEV_CHANGE): team0: link becomes ready
[ 60.067237][ T1277] IPv6: ADDRCONF(NETDEV_CHANGE): team_slave_1: link becomes ready
[ 60.078938][ T1277] IPv6: ADDRCONF(NETDEV_CHANGE): hsr_slave_0: link becomes ready
[ 60.090828][ T1277] IPv6: ADDRCONF(NETDEV_CHANGE): hsr_slave_1: link becomes ready
[ 60.103221][ T4238] IPv6: ADDRCONF(NETDEV_CHANGE): hsr0: link becomes ready
[ 60.175047][ T1277] IPv6: ADDRCONF(NETDEV_CHANGE): vxcan1: link becomes ready
[ 60.183490][ T1277] IPv6: ADDRCONF(NETDEV_CHANGE): vxcan0: link becomes ready
[ 60.194909][ T4238] 8021q: adding VLAN 0 to HW filter on device batadv0
[ 60.211012][ T1277] IPv6: ADDRCONF(NETDEV_CHANGE): veth1_virt_wifi: link becomes ready
[ 60.220888][ T1277] IPv6: ADDRCONF(NETDEV_CHANGE): veth0_virt_wifi: link becomes ready
[ 60.237721][ T1277] IPv6: ADDRCONF(NETDEV_CHANGE): veth1_vlan: link becomes ready
[ 60.246629][ T1277] IPv6: ADDRCONF(NETDEV_CHANGE): veth0_vlan: link becomes ready
[ 60.256064][ T1277] IPv6: ADDRCONF(NETDEV_CHANGE): vlan0: link becomes ready
[ 60.265147][ T1277] IPv6: ADDRCONF(NETDEV_CHANGE): vlan1: link becomes ready
[ 60.274924][ T4238] device veth0_vlan entered promiscuous mode
[ 60.301411][ T4238] device veth1_vlan entered promiscuous mode
[ 60.318571][ T1277] IPv6: ADDRCONF(NETDEV_CHANGE): macvlan0: link becomes ready
[ 60.326891][ T1277] IPv6: ADDRCONF(NETDEV_CHANGE): macvlan1: link becomes ready
[ 60.335635][ T1277] IPv6: ADDRCONF(NETDEV_CHANGE): veth1_macvtap: link becomes ready
[ 60.344961][ T1277] IPv6: ADDRCONF(NETDEV_CHANGE): veth0_macvtap: link becomes ready
[ 60.371225][ T4238] device veth0_macvtap entered promiscuous mode
[ 60.380080][ T4238] device veth1_macvtap entered promiscuous mode
[ 60.395508][ T4238] batman_adv: batadv0: Interface activated: batadv_slave_0
[ 60.403733][ T1277] IPv6: ADDRCONF(NETDEV_CHANGE): macvtap0: link becomes ready
[ 60.411724][ T1277] IPv6: ADDRCONF(NETDEV_CHANGE): macsec0: link becomes ready
[ 60.419877][ T1277] IPv6: ADDRCONF(NETDEV_CHANGE): batadv_slave_0: link becomes ready
[ 60.428909][ T1277] IPv6: ADDRCONF(NETDEV_CHANGE): veth0_to_batadv: link becomes ready
[ 60.442158][ T4238] batman_adv: batadv0: Interface activated: batadv_slave_1
[ 60.464774][ T1277] IPv6: ADDRCONF(NETDEV_CHANGE): batadv_slave_1: link becomes ready
[ 60.473529][ T1277] IPv6: ADDRCONF(NETDEV_CHANGE): veth1_to_batadv: link becomes ready
[ 60.484982][ T4238] netdevsim netdevsim0 netdevsim0: set [1, 0] type 2 family 0 port 6081 - 0
[ 60.494114][ T4238] netdevsim netdevsim0 netdevsim1: set [1, 0] type 2 family 0 port 6081 - 0
[ 60.503389][ T4238] netdevsim netdevsim0 netdevsim2: set [1, 0] type 2 family 0 port 6081 - 0
[ 60.512087][ T4238] netdevsim netdevsim0 netdevsim3: set [1, 0] type 2 family 0 port 6081 - 0
[ 60.669797][ T418] wlan0: Created IBSS using preconfigured BSSID 50:50:50:50:50:50
[ 60.679208][ T418] wlan0: Creating new IBSS network, BSSID 50:50:50:50:50:50
[ 60.693391][ T1277] IPv6: ADDRCONF(NETDEV_CHANGE): wlan0: link becomes ready
[ 60.706970][ T1277] wlan1: Created IBSS using preconfigured BSSID 50:50:50:50:50:50
[ 60.717497][ T1277] wlan1: Creating new IBSS network, BSSID 50:50:50:50:50:50
[ 60.727868][ T4272] IPv6: ADDRCONF(NETDEV_CHANGE): wlan1: link becomes ready
2025/07/30 01:12:00 executed programs: 0
[ 61.891461][ T4291] chnl_net:caif_netlink_parms(): no params data found
[ 61.948324][ T4291] bridge0: port 1(bridge_slave_0) entered blocking state
[ 61.955901][ T4291] bridge0: port 1(bridge_slave_0) entered disabled state
[ 61.964424][ T4291] device bridge_slave_0 entered promiscuous mode
[ 61.973086][ T4291] bridge0: port 2(bridge_slave_1) entered blocking state
[ 61.980215][ T4291] bridge0: port 2(bridge_slave_1) entered disabled state
[ 61.991448][ T4291] device bridge_slave_1 entered promiscuous mode
[ 62.016322][ T4291] bond0: (slave bond_slave_0): Enslaving as an active interface with an up link
[ 62.027864][ T4291] bond0: (slave bond_slave_1): Enslaving as an active interface with an up link
[ 62.058002][ T4291] team0: Port device team_slave_0 added
[ 62.066014][ T4291] team0: Port device team_slave_1 added
[ 62.090231][ T4291] batman_adv: batadv0: Adding interface: batadv_slave_0
[ 62.097460][ T4291] 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.
[ 62.123908][ T4291] batman_adv: batadv0: Not using interface batadv_slave_0 (retrying later): interface not active
[ 62.136440][ T4291] batman_adv: batadv0: Adding interface: batadv_slave_1
[ 62.143419][ T4291] 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.
[ 62.169874][ T4291] batman_adv: batadv0: Not using interface batadv_slave_1 (retrying later): interface not active
[ 62.200454][ T4291] device hsr_slave_0 entered promiscuous mode
[ 62.207892][ T4291] device hsr_slave_1 entered promiscuous mode
[ 62.215058][ T4291] debugfs: Directory 'hsr0' with parent 'hsr' already present!
[ 62.223544][ T4291] Cannot create hsr debugfs directory
[ 62.304882][ T4291] netdevsim netdevsim0 netdevsim3 (unregistering): unset [1, 0] type 2 family 0 port 6081 - 0
[ 63.763235][ T4262] Bluetooth: hci0: command 0x0409 tx timeout
[ 65.539090][ T4291] netdevsim netdevsim0 netdevsim2 (unregistering): unset [1, 0] type 2 family 0 port 6081 - 0
[ 65.578105][ T4291] netdevsim netdevsim0 netdevsim1 (unregistering): unset [1, 0] type 2 family 0 port 6081 - 0
[ 65.629574][ T4291] netdevsim netdevsim0 netdevsim0 (unregistering): unset [1, 0] type 2 family 0 port 6081 - 0
[ 65.697779][ T4291] netdevsim netdevsim0 netdevsim0: renamed from eth0
[ 65.707396][ T4291] netdevsim netdevsim0 netdevsim1: renamed from eth1
[ 65.716102][ T4291] netdevsim netdevsim0 netdevsim2: renamed from eth2
[ 65.736957][ T4291] netdevsim netdevsim0 netdevsim3: renamed from eth3
[ 65.796953][ T4291] 8021q: adding VLAN 0 to HW filter on device bond0
[ 65.808520][ T9] IPv6: ADDRCONF(NETDEV_CHANGE): veth1: link becomes ready
[ 65.816804][ T9] IPv6: ADDRCONF(NETDEV_CHANGE): veth0: link becomes ready
[ 65.827198][ T4291] 8021q: adding VLAN 0 to HW filter on device team0
[ 65.837312][ T9] IPv6: ADDRCONF(NETDEV_CHANGE): veth0_to_bridge: link becomes ready
[ 65.846495][ T9] IPv6: ADDRCONF(NETDEV_CHANGE): bridge_slave_0: link becomes ready
[ 65.848845][ T7] Bluetooth: hci0: command 0x041b tx timeout
[ 65.854970][ T9] bridge0: port 1(bridge_slave_0) entered blocking state
[ 65.867999][ T9] bridge0: port 1(bridge_slave_0) entered forwarding state
[ 65.876615][ T9] IPv6: ADDRCONF(NETDEV_CHANGE): bridge0: link becomes ready
[ 65.890587][ T9] IPv6: ADDRCONF(NETDEV_CHANGE): veth1_to_bridge: link becomes ready
[ 65.899422][ T9] IPv6: ADDRCONF(NETDEV_CHANGE): bridge_slave_1: link becomes ready
[ 65.907947][ T9] bridge0: port 2(bridge_slave_1) entered blocking state
[ 65.915013][ T9] bridge0: port 2(bridge_slave_1) entered forwarding state
[ 65.942841][ T9] IPv6: ADDRCONF(NETDEV_CHANGE): veth0_to_bond: link becomes ready
[ 65.951712][ T9] IPv6: ADDRCONF(NETDEV_CHANGE): veth1_to_bond: link becomes ready
[ 65.960751][ T9] IPv6: ADDRCONF(NETDEV_CHANGE): veth0_to_team: link becomes ready
[ 65.969650][ T9] IPv6: ADDRCONF(NETDEV_CHANGE): team_slave_0: link becomes ready
[ 65.978759][ T9] IPv6: ADDRCONF(NETDEV_CHANGE): veth1_to_team: link becomes ready
[ 65.988500][ T9] IPv6: ADDRCONF(NETDEV_CHANGE): team_slave_1: link becomes ready
[ 65.997005][ T9] IPv6: ADDRCONF(NETDEV_CHANGE): veth0_to_hsr: link becomes ready
[ 66.006369][ T9] IPv6: ADDRCONF(NETDEV_CHANGE): hsr_slave_0: link becomes ready
[ 66.016510][ T9] IPv6: ADDRCONF(NETDEV_CHANGE): team0: link becomes ready
[ 66.024831][ T9] IPv6: ADDRCONF(NETDEV_CHANGE): veth1_to_hsr: link becomes ready
[ 66.033260][ T9] IPv6: ADDRCONF(NETDEV_CHANGE): hsr_slave_1: link becomes ready
[ 66.057819][ T4291] IPv6: ADDRCONF(NETDEV_CHANGE): hsr0: link becomes ready
[ 66.137953][ T9] IPv6: ADDRCONF(NETDEV_CHANGE): vxcan1: link becomes ready
[ 66.145512][ T9] IPv6: ADDRCONF(NETDEV_CHANGE): vxcan0: link becomes ready
[ 66.167911][ T4291] 8021q: adding VLAN 0 to HW filter on device batadv0
[ 66.182303][ T9] IPv6: ADDRCONF(NETDEV_CHANGE): veth1_virt_wifi: link becomes ready
[ 66.191128][ T9] IPv6: ADDRCONF(NETDEV_CHANGE): veth0_virt_wifi: link becomes ready
[ 66.209256][ T9] IPv6: ADDRCONF(NETDEV_CHANGE): veth1_vlan: link becomes ready
[ 66.219088][ T9] IPv6: ADDRCONF(NETDEV_CHANGE): veth0_vlan: link becomes ready
[ 66.239363][ T9] IPv6: ADDRCONF(NETDEV_CHANGE): vlan0: link becomes ready
[ 66.247372][ T9] IPv6: ADDRCONF(NETDEV_CHANGE): vlan1: link becomes ready
[ 66.255627][ T4291] device veth0_vlan entered promiscuous mode
[ 66.281617][ T4291] device veth1_vlan entered promiscuous mode
[ 66.297432][ T9] IPv6: ADDRCONF(NETDEV_CHANGE): macvlan0: link becomes ready
[ 66.306424][ T9] IPv6: ADDRCONF(NETDEV_CHANGE): macvlan1: link becomes ready
[ 66.315127][ T9] IPv6: ADDRCONF(NETDEV_CHANGE): veth1_macvtap: link becomes ready
[ 66.323859][ T9] IPv6: ADDRCONF(NETDEV_CHANGE): veth0_macvtap: link becomes ready
[ 66.334276][ T4291] device veth0_macvtap entered promiscuous mode
[ 66.344896][ T4291] device veth1_macvtap entered promiscuous mode
[ 66.365680][ T4291] batman_adv: The newly added mac address (aa:aa:aa:aa:aa:3e) already exists on: batadv_slave_0
[ 66.377366][ T4291] batman_adv: It is strongly recommended to keep mac addresses unique to avoid problems!
[ 66.389129][ T4291] batman_adv: batadv0: Interface activated: batadv_slave_0
[ 66.397463][ T9] IPv6: ADDRCONF(NETDEV_CHANGE): macvtap0: link becomes ready
[ 66.405518][ T9] IPv6: ADDRCONF(NETDEV_CHANGE): macsec0: link becomes ready
[ 66.413635][ T9] IPv6: ADDRCONF(NETDEV_CHANGE): batadv_slave_0: link becomes ready
[ 66.422081][ T9] IPv6: ADDRCONF(NETDEV_CHANGE): veth0_to_batadv: link becomes ready
[ 66.441419][ T4291] batman_adv: The newly added mac address (aa:aa:aa:aa:aa:3f) already exists on: batadv_slave_1
[ 66.452168][ T4291] batman_adv: It is strongly recommended to keep mac addresses unique to avoid problems!
[ 66.463174][ T4291] batman_adv: batadv0: Interface activated: batadv_slave_1
[ 66.470969][ T9] IPv6: ADDRCONF(NETDEV_CHANGE): batadv_slave_1: link becomes ready
[ 66.480316][ T9] IPv6: ADDRCONF(NETDEV_CHANGE): veth1_to_batadv: link becomes ready
[ 66.490901][ T4291] netdevsim netdevsim0 netdevsim0: set [1, 0] type 2 family 0 port 6081 - 0
[ 66.499964][ T4291] netdevsim netdevsim0 netdevsim1: set [1, 0] type 2 family 0 port 6081 - 0
[ 66.509064][ T4291] netdevsim netdevsim0 netdevsim2: set [1, 0] type 2 family 0 port 6081 - 0
[ 66.518502][ T4291] netdevsim netdevsim0 netdevsim3: set [1, 0] type 2 family 0 port 6081 - 0
[ 66.543360][ T144] device hsr_slave_0 left promiscuous mode
[ 66.549941][ T144] device hsr_slave_1 left promiscuous mode
[ 66.556935][ T144] batman_adv: batadv0: Interface deactivated: batadv_slave_0
[ 66.564723][ T144] batman_adv: batadv0: Removing interface: batadv_slave_0
[ 66.575429][ T144] batman_adv: batadv0: Interface deactivated: batadv_slave_1
[ 66.583235][ T144] batman_adv: batadv0: Removing interface: batadv_slave_1
[ 66.590757][ T144] device bridge_slave_1 left promiscuous mode
[ 66.598015][ T144] bridge0: port 2(bridge_slave_1) entered disabled state
[ 66.609904][ T144] device bridge_slave_0 left promiscuous mode
[ 66.617141][ T144] bridge0: port 1(bridge_slave_0) entered disabled state
[ 66.632892][ T144] device veth1_macvtap left promiscuous mode
[ 66.639040][ T144] device veth0_macvtap left promiscuous mode
[ 66.647111][ T144] device veth1_vlan left promiscuous mode
[ 66.653564][ T144] device veth0_vlan left promiscuous mode
[ 66.777093][ T144] team0 (unregistering): Port device team_slave_1 removed
[ 66.789246][ T144] team0 (unregistering): Port device team_slave_0 removed
[ 66.802223][ T144] bond0 (unregistering): (slave bond_slave_1): Releasing backup interface
[ 66.818327][ T144] bond0 (unregistering): (slave bond_slave_0): Releasing backup interface
[ 66.866446][ T144] bond0 (unregistering): Released all slaves
[ 66.941265][ T1277] wlan0: Created IBSS using preconfigured BSSID 50:50:50:50:50:50
[ 66.949391][ T1277] wlan0: Creating new IBSS network, BSSID 50:50:50:50:50:50
[ 66.960838][ T4272] IPv6: ADDRCONF(NETDEV_CHANGE): wlan0: link becomes ready
[ 66.976961][ T1277] wlan1: Created IBSS using preconfigured BSSID 50:50:50:50:50:50
[ 66.988447][ T1277] wlan1: Creating new IBSS network, BSSID 50:50:50:50:50:50
[ 67.002488][ T4272] IPv6: ADDRCONF(NETDEV_CHANGE): wlan1: link becomes ready
[ 67.059604][ T4309]
[ 67.062027][ T4309] =============================
[ 67.068758][ T4309] WARNING: suspicious RCU usage
[ 67.074239][ T4309] 5.15.189-syzkaller #0 Not tainted
[ 67.079479][ T4309] -----------------------------
[ 67.084858][ T4309] kernel/events/callchain.c:161 suspicious rcu_dereference_check() usage!
[ 67.102770][ T4309]
[ 67.102770][ T4309] other info that might help us debug this:
[ 67.102770][ T4309]
[ 67.114462][ T4309]
[ 67.114462][ T4309] rcu_scheduler_active = 2, debug_locks = 1
[ 67.123793][ T4309] 1 lock held by syz.0.16/4309:
[ 67.128640][ T4309] #0: ffffffff8c11c4e0 (rcu_read_lock_trace){....}-{0:0}, at: rcu_lock_acquire+0x9/0x30
[ 67.139068][ T4309]
[ 67.139068][ T4309] stack backtrace:
[ 67.145153][ T4309] CPU: 0 PID: 4309 Comm: syz.0.16 Not tainted 5.15.189-syzkaller #0
[ 67.153135][ T4309] Hardware name: Google Google Compute Engine/Google Compute Engine, BIOS Google 05/07/2025
[ 67.163199][ T4309] Call Trace:
[ 67.166465][ T4309]
[ 67.169384][ T4309] dump_stack_lvl+0x168/0x230
[ 67.174199][ T4309] ? load_image+0x3b0/0x3b0
[ 67.178694][ T4309] ? show_regs_print_info+0x20/0x20
[ 67.183881][ T4309] ? lockdep_rcu_suspicious+0x110/0x180
[ 67.189498][ T4309] get_callchain_entry+0x2a5/0x3b0
[ 67.194626][ T4309] get_perf_callchain+0x9f/0x480
[ 67.199547][ T4309] ? put_callchain_entry+0xb0/0xb0
[ 67.204650][ T4309] ? mark_lock+0x94/0x320
[ 67.208984][ T4309] ? verify_lock_unused+0x140/0x140
[ 67.214162][ T4309] ? __lock_acquire+0x13ad/0x7c60
[ 67.219170][ T4309] __bpf_get_stack+0x2cb/0x4f0
[ 67.224024][ T4309] ? stack_map_get_build_id_offset+0x860/0x860
[ 67.230160][ T4309] ? __cant_sleep+0x210/0x210
[ 67.234818][ T4309] ? bpf_prog_b8a90dd1efcc4ad9+0x3d/0xca4
[ 67.240513][ T4309] bpf_get_stack_raw_tp+0x189/0x1c0
[ 67.245867][ T4309] bpf_prog_b8a90dd1efcc4ad9+0x3d/0xca4
[ 67.251390][ T4309] bpf_prog_run_pin_on_cpu+0x63/0x140
[ 67.256750][ T4309] bpf_prog_test_run_syscall+0x354/0x4e0
[ 67.262370][ T4309] ? sock_gen_cookie+0x60/0x60
[ 67.267115][ T4309] ? __fdget+0x150/0x210
[ 67.271334][ T4309] ? sock_gen_cookie+0x60/0x60
[ 67.276076][ T4309] bpf_prog_test_run+0x31e/0x390
[ 67.280995][ T4309] __sys_bpf+0x535/0x670
[ 67.285217][ T4309] ? bpf_link_show_fdinfo+0x340/0x340
[ 67.290569][ T4309] ? vtime_user_exit+0x2dc/0x400
[ 67.295494][ T4309] __x64_sys_bpf+0x78/0x90
[ 67.299887][ T4309] do_syscall_64+0x4c/0xa0
[ 67.304298][ T4309] ? clear_bhb_loop+0x30/0x80
[ 67.308978][ T4309] ? clear_bhb_loop+0x30/0x80
[ 67.313631][ T4309] entry_SYSCALL_64_after_hwframe+0x66/0xd0
[ 67.319511][ T4309] RIP: 0033:0x7f3d5d3049a9
[ 67.323905][ T4309] 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
[ 67.343499][ T4309] RSP: 002b:00007ffcebe443f8 EFLAGS: 00000246 ORIG_RAX: 0000000000000141
[ 67.351898][ T4309] RAX: ffffffffffffffda RBX: 00007f3d5d52bfa0 RCX: 00007f3d5d3049a9
[ 67.359857][ T4309] RDX: 0000000000000010 RSI: 0000200000000740 RDI: 000000000000000a
[ 67.367813][ T4309] RBP: 00007f3d5d386d69 R08: 0000000000000000 R09: 0000000000000000
[ 67.375763][ T4309] R10: 0000000000000000 R11: 0000000000000246 R12: 0000000000000000
[ 67.383715][ T4309] R13: 00007f3d5d52bfa0 R14: 00007f3d5d52bfa0 R15: 0000000000000003
[ 67.391677][ T4309]
[ 67.402651][ T4309]
[ 67.405009][ T4309] =============================
[ 67.409866][ T4309] WARNING: suspicious RCU usage
[ 67.415190][ T4309] 5.15.189-syzkaller #0 Not tainted
[ 67.420410][ T4309] -----------------------------
[ 67.425764][ T4309] include/linux/perf_event.h:1274 suspicious rcu_dereference_check() usage!
[ 67.434884][ T4309]
[ 67.434884][ T4309] other info that might help us debug this:
[ 67.434884][ T4309]
[ 67.446592][ T4309]
[ 67.446592][ T4309] rcu_scheduler_active = 2, debug_locks = 1
[ 67.455131][ T4309] 1 lock held by syz.0.16/4309:
[ 67.459986][ T4309] #0: ffffffff8c11c4e0 (rcu_read_lock_trace){....}-{0:0}, at: rcu_lock_acquire+0x9/0x30
[ 67.469888][ T4309]
[ 67.469888][ T4309] stack backtrace:
[ 67.476018][ T4309] CPU: 0 PID: 4309 Comm: syz.0.16 Not tainted 5.15.189-syzkaller #0
[ 67.484004][ T4309] Hardware name: Google Google Compute Engine/Google Compute Engine, BIOS Google 05/07/2025
[ 67.494060][ T4309] Call Trace:
[ 67.497333][ T4309]
[ 67.500250][ T4309] dump_stack_lvl+0x168/0x230
[ 67.504917][ T4309] ? show_regs_print_info+0x20/0x20
[ 67.510109][ T4309] ? lockdep_rcu_suspicious+0x110/0x180
[ 67.515641][ T4309] perf_callchain_user+0x6d3/0x10e0
[ 67.520833][ T4309] ? get_callchain_entry+0x181/0x3b0
[ 67.526098][ T4309] get_perf_callchain+0x35d/0x480
[ 67.531104][ T4309] ? put_callchain_entry+0xb0/0xb0
[ 67.536198][ T4309] ? mark_lock+0x94/0x320
[ 67.540521][ T4309] ? verify_lock_unused+0x140/0x140
[ 67.545701][ T4309] ? __lock_acquire+0x13ad/0x7c60
[ 67.550710][ T4309] __bpf_get_stack+0x2cb/0x4f0
[ 67.555462][ T4309] ? stack_map_get_build_id_offset+0x860/0x860
[ 67.561599][ T4309] ? __cant_sleep+0x210/0x210
[ 67.566256][ T4309] ? bpf_prog_b8a90dd1efcc4ad9+0x3d/0xca4
[ 67.572044][ T4309] bpf_get_stack_raw_tp+0x189/0x1c0
[ 67.577230][ T4309] bpf_prog_b8a90dd1efcc4ad9+0x3d/0xca4
[ 67.582767][ T4309] bpf_prog_run_pin_on_cpu+0x63/0x140
[ 67.588126][ T4309] bpf_prog_test_run_syscall+0x354/0x4e0
[ 67.593740][ T4309] ? sock_gen_cookie+0x60/0x60
[ 67.598484][ T4309] ? __fdget+0x150/0x210
[ 67.602713][ T4309] ? sock_gen_cookie+0x60/0x60
[ 67.607462][ T4309] bpf_prog_test_run+0x31e/0x390
[ 67.612391][ T4309] __sys_bpf+0x535/0x670
[ 67.616615][ T4309] ? bpf_link_show_fdinfo+0x340/0x340
[ 67.622063][ T4309] ? vtime_user_exit+0x2dc/0x400
[ 67.626986][ T4309] __x64_sys_bpf+0x78/0x90
[ 67.631385][ T4309] do_syscall_64+0x4c/0xa0
[ 67.635790][ T4309] ? clear_bhb_loop+0x30/0x80
[ 67.640448][ T4309] ? clear_bhb_loop+0x30/0x80
[ 67.645103][ T4309] entry_SYSCALL_64_after_hwframe+0x66/0xd0
[ 67.651154][ T4309] RIP: 0033:0x7f3d5d3049a9
[ 67.655573][ T4309] 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
[ 67.675867][ T4309] RSP: 002b:00007ffcebe443f8 EFLAGS: 00000246 ORIG_RAX: 0000000000000141
[ 67.684261][ T4309] RAX: ffffffffffffffda RBX: 00007f3d5d52bfa0 RCX: 00007f3d5d3049a9
[ 67.692215][ T4309] RDX: 0000000000000010 RSI: 0000200000000740 RDI: 000000000000000a
[ 67.700194][ T4309] RBP: 00007f3d5d386d69 R08: 0000000000000000 R09: 0000000000000000
[ 67.708143][ T4309] R10: 0000000000000000 R11: 0000000000000246 R12: 0000000000000000
[ 67.716096][ T4309] R13: 00007f3d5d52bfa0 R14: 00007f3d5d52bfa0 R15: 0000000000000003
[ 67.724059][ T4309]