Warning: Permanently added '10.128.1.19' (ED25519) to the list of known hosts.
2026/06/16 21:28:38 parsed 1 programs
[ 70.565280][ T4202] cgroup: Unknown subsys name 'net'
[ 70.670300][ T4202] cgroup: Unknown subsys name 'rlimit'
Setting up swapspace version 1, size = 127995904 bytes
[ 71.463419][ T1422] ieee802154 phy0 wpan0: encryption failed: -22
[ 71.470006][ T1422] ieee802154 phy1 wpan1: encryption failed: -22
[ 72.282141][ T4202] Adding 124996k swap on ./swap-file. Priority:0 extents:1 across:124996k FS
[ 75.803601][ T4251] chnl_net:caif_netlink_parms(): no params data found
[ 75.872700][ T4251] bridge0: port 1(bridge_slave_0) entered blocking state
[ 75.880640][ T4251] bridge0: port 1(bridge_slave_0) entered disabled state
[ 75.889656][ T4251] device bridge_slave_0 entered promiscuous mode
[ 75.899029][ T4251] bridge0: port 2(bridge_slave_1) entered blocking state
[ 75.906301][ T4251] bridge0: port 2(bridge_slave_1) entered disabled state
[ 75.915233][ T4251] device bridge_slave_1 entered promiscuous mode
[ 75.938926][ T4251] bond0: (slave bond_slave_0): Enslaving as an active interface with an up link
[ 75.950622][ T4251] bond0: (slave bond_slave_1): Enslaving as an active interface with an up link
[ 75.973795][ T4251] team0: Port device team_slave_0 added
[ 75.982361][ T4251] team0: Port device team_slave_1 added
[ 76.008537][ T4251] batman_adv: batadv0: Adding interface: batadv_slave_0
[ 76.015683][ T4251] 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.
[ 76.045757][ T4251] batman_adv: batadv0: Not using interface batadv_slave_0 (retrying later): interface not active
[ 76.063556][ T4251] batman_adv: batadv0: Adding interface: batadv_slave_1
[ 76.076262][ T4251] 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.
[ 76.102515][ T4251] batman_adv: batadv0: Not using interface batadv_slave_1 (retrying later): interface not active
[ 76.205283][ T4251] device hsr_slave_0 entered promiscuous mode
[ 76.222166][ T4251] device hsr_slave_1 entered promiscuous mode
[ 76.343589][ T4251] netdevsim netdevsim0 netdevsim0: renamed from eth0
[ 76.355153][ T4251] netdevsim netdevsim0 netdevsim1: renamed from eth1
[ 76.365192][ T4251] netdevsim netdevsim0 netdevsim2: renamed from eth2
[ 76.375155][ T4251] netdevsim netdevsim0 netdevsim3: renamed from eth3
[ 76.397680][ T4251] bridge0: port 2(bridge_slave_1) entered blocking state
[ 76.405125][ T4251] bridge0: port 2(bridge_slave_1) entered forwarding state
[ 76.413342][ T4251] bridge0: port 1(bridge_slave_0) entered blocking state
[ 76.420477][ T4251] bridge0: port 1(bridge_slave_0) entered forwarding state
[ 76.470783][ T4251] 8021q: adding VLAN 0 to HW filter on device bond0
[ 76.485967][ T1445] IPv6: ADDRCONF(NETDEV_CHANGE): veth0: link becomes ready
[ 76.496721][ T1445] bridge0: port 1(bridge_slave_0) entered disabled state
[ 76.507040][ T1445] bridge0: port 2(bridge_slave_1) entered disabled state
[ 76.522238][ T4251] 8021q: adding VLAN 0 to HW filter on device team0
[ 76.564186][ T9] IPv6: ADDRCONF(NETDEV_CHANGE): bridge_slave_0: link becomes ready
[ 76.572767][ T9] bridge0: port 1(bridge_slave_0) entered blocking state
[ 76.579932][ T9] bridge0: port 1(bridge_slave_0) entered forwarding state
[ 76.589993][ T9] IPv6: ADDRCONF(NETDEV_CHANGE): bridge_slave_1: link becomes ready
[ 76.600121][ T9] bridge0: port 2(bridge_slave_1) entered blocking state
[ 76.607353][ T9] bridge0: port 2(bridge_slave_1) entered forwarding state
[ 76.621573][ T9] IPv6: ADDRCONF(NETDEV_CHANGE): team_slave_0: link becomes ready
[ 76.632455][ T9] IPv6: ADDRCONF(NETDEV_CHANGE): team0: link becomes ready
[ 76.644655][ T1445] IPv6: ADDRCONF(NETDEV_CHANGE): team_slave_1: link becomes ready
[ 76.675533][ T1445] IPv6: ADDRCONF(NETDEV_CHANGE): hsr_slave_0: link becomes ready
[ 76.688704][ T1445] IPv6: ADDRCONF(NETDEV_CHANGE): veth1_to_hsr: link becomes ready
[ 76.697654][ T1445] IPv6: ADDRCONF(NETDEV_CHANGE): hsr_slave_1: link becomes ready
[ 76.709608][ T4251] IPv6: ADDRCONF(NETDEV_CHANGE): hsr0: link becomes ready
[ 76.823133][ T1445] IPv6: ADDRCONF(NETDEV_CHANGE): vxcan1: link becomes ready
[ 76.831607][ T1445] IPv6: ADDRCONF(NETDEV_CHANGE): vxcan0: link becomes ready
[ 76.845413][ T4251] 8021q: adding VLAN 0 to HW filter on device batadv0
[ 76.864059][ T1445] IPv6: ADDRCONF(NETDEV_CHANGE): veth1_virt_wifi: link becomes ready
[ 76.873934][ T1445] IPv6: ADDRCONF(NETDEV_CHANGE): veth0_virt_wifi: link becomes ready
[ 76.913924][ T1445] IPv6: ADDRCONF(NETDEV_CHANGE): veth1_vlan: link becomes ready
[ 76.923823][ T1445] IPv6: ADDRCONF(NETDEV_CHANGE): veth0_vlan: link becomes ready
[ 76.933037][ T1445] IPv6: ADDRCONF(NETDEV_CHANGE): vlan0: link becomes ready
[ 76.941472][ T1445] IPv6: ADDRCONF(NETDEV_CHANGE): vlan1: link becomes ready
[ 76.974060][ T4251] device veth0_vlan entered promiscuous mode
[ 76.987221][ T4251] device veth1_vlan entered promiscuous mode
[ 77.007239][ T1445] IPv6: ADDRCONF(NETDEV_CHANGE): macvlan0: link becomes ready
[ 77.015868][ T1445] IPv6: ADDRCONF(NETDEV_CHANGE): macvlan1: link becomes ready
[ 77.024592][ T1445] IPv6: ADDRCONF(NETDEV_CHANGE): veth1_macvtap: link becomes ready
[ 77.033542][ T1445] IPv6: ADDRCONF(NETDEV_CHANGE): veth0_macvtap: link becomes ready
[ 77.044422][ T4251] device veth0_macvtap entered promiscuous mode
[ 77.056597][ T4251] device veth1_macvtap entered promiscuous mode
[ 77.093766][ T4251] batman_adv: batadv0: Interface activated: batadv_slave_0
[ 77.101930][ T1445] IPv6: ADDRCONF(NETDEV_CHANGE): macvtap0: link becomes ready
[ 77.110523][ T1445] IPv6: ADDRCONF(NETDEV_CHANGE): macsec0: link becomes ready
[ 77.120064][ T1445] IPv6: ADDRCONF(NETDEV_CHANGE): batadv_slave_0: link becomes ready
[ 77.130197][ T1445] IPv6: ADDRCONF(NETDEV_CHANGE): veth0_to_batadv: link becomes ready
[ 77.159678][ T4251] batman_adv: batadv0: Interface activated: batadv_slave_1
[ 77.167147][ T1445] IPv6: ADDRCONF(NETDEV_CHANGE): batadv_slave_1: link becomes ready
[ 77.176696][ T1445] IPv6: ADDRCONF(NETDEV_CHANGE): veth1_to_batadv: link becomes ready
[ 77.190951][ T4251] netdevsim netdevsim0 netdevsim0: set [1, 0] type 2 family 0 port 6081 - 0
[ 77.200205][ T4251] netdevsim netdevsim0 netdevsim1: set [1, 0] type 2 family 0 port 6081 - 0
[ 77.208938][ T4251] netdevsim netdevsim0 netdevsim2: set [1, 0] type 2 family 0 port 6081 - 0
[ 77.218557][ T4251] netdevsim netdevsim0 netdevsim3: set [1, 0] type 2 family 0 port 6081 - 0
[ 77.752834][ T144] wlan0: Created IBSS using preconfigured BSSID 50:50:50:50:50:50
[ 77.770333][ T144] wlan0: Creating new IBSS network, BSSID 50:50:50:50:50:50
[ 77.798086][ T1445] IPv6: ADDRCONF(NETDEV_CHANGE): wlan0: link becomes ready
[ 77.818039][ T144] wlan1: Created IBSS using preconfigured BSSID 50:50:50:50:50:50
[ 77.827350][ T144] wlan1: Creating new IBSS network, BSSID 50:50:50:50:50:50
[ 77.837450][ T1445] IPv6: ADDRCONF(NETDEV_CHANGE): wlan1: link becomes ready
2026/06/16 21:28:48 executed programs: 0
[ 78.844167][ T4305] chnl_net:caif_netlink_parms(): no params data found
[ 78.917451][ T4305] bridge0: port 1(bridge_slave_0) entered blocking state
[ 78.925560][ T4305] bridge0: port 1(bridge_slave_0) entered disabled state
[ 78.936635][ T4305] device bridge_slave_0 entered promiscuous mode
[ 78.945976][ T4305] bridge0: port 2(bridge_slave_1) entered blocking state
[ 78.953489][ T4305] bridge0: port 2(bridge_slave_1) entered disabled state
[ 78.961887][ T4305] device bridge_slave_1 entered promiscuous mode
[ 78.988480][ T4305] bond0: (slave bond_slave_0): Enslaving as an active interface with an up link
[ 79.011058][ T4305] bond0: (slave bond_slave_1): Enslaving as an active interface with an up link
[ 79.036734][ T4305] team0: Port device team_slave_0 added
[ 79.045406][ T4305] team0: Port device team_slave_1 added
[ 79.071250][ T4305] batman_adv: batadv0: Adding interface: batadv_slave_0
[ 79.078995][ T4305] 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.
[ 79.105978][ T4305] batman_adv: batadv0: Not using interface batadv_slave_0 (retrying later): interface not active
[ 79.121152][ T4305] batman_adv: batadv0: Adding interface: batadv_slave_1
[ 79.128445][ T4305] 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.
[ 79.155167][ T4305] batman_adv: batadv0: Not using interface batadv_slave_1 (retrying later): interface not active
[ 79.178477][ T154] netdevsim netdevsim0 netdevsim3 (unregistering): unset [1, 0] type 2 family 0 port 6081 - 0
[ 79.211966][ T4305] device hsr_slave_0 entered promiscuous mode
[ 79.220302][ T4305] device hsr_slave_1 entered promiscuous mode
[ 79.227061][ T4305] debugfs: Directory 'hsr0' with parent 'hsr' already present!
[ 79.235617][ T4305] Cannot create hsr debugfs directory
[ 80.740110][ T4275] Bluetooth: hci0: command 0x0409 tx timeout
[ 82.467268][ T154] netdevsim netdevsim0 netdevsim2 (unregistering): unset [1, 0] type 2 family 0 port 6081 - 0
[ 82.545682][ T154] netdevsim netdevsim0 netdevsim1 (unregistering): unset [1, 0] type 2 family 0 port 6081 - 0
[ 82.588887][ T154] netdevsim netdevsim0 netdevsim0 (unregistering): unset [1, 0] type 2 family 0 port 6081 - 0
[ 82.821794][ T13] Bluetooth: hci0: command 0x041b tx timeout
[ 83.392699][ T4305] netdevsim netdevsim0 netdevsim0: renamed from eth0
[ 83.405107][ T4305] netdevsim netdevsim0 netdevsim1: renamed from eth1
[ 83.415748][ T4305] netdevsim netdevsim0 netdevsim2: renamed from eth2
[ 83.431684][ T4305] netdevsim netdevsim0 netdevsim3: renamed from eth3
[ 83.506233][ T4305] 8021q: adding VLAN 0 to HW filter on device bond0
[ 83.537752][ T9] IPv6: ADDRCONF(NETDEV_CHANGE): veth1: link becomes ready
[ 83.548236][ T9] IPv6: ADDRCONF(NETDEV_CHANGE): veth0: link becomes ready
[ 83.561312][ T4305] 8021q: adding VLAN 0 to HW filter on device team0
[ 83.572847][ T144] IPv6: ADDRCONF(NETDEV_CHANGE): veth0_to_bridge: link becomes ready
[ 83.582626][ T144] IPv6: ADDRCONF(NETDEV_CHANGE): bridge_slave_0: link becomes ready
[ 83.591543][ T144] bridge0: port 1(bridge_slave_0) entered blocking state
[ 83.599465][ T144] bridge0: port 1(bridge_slave_0) entered forwarding state
[ 83.607851][ T144] IPv6: ADDRCONF(NETDEV_CHANGE): bridge0: link becomes ready
[ 83.620647][ T144] IPv6: ADDRCONF(NETDEV_CHANGE): veth1_to_bridge: link becomes ready
[ 83.630166][ T144] IPv6: ADDRCONF(NETDEV_CHANGE): bridge_slave_1: link becomes ready
[ 83.639724][ T144] bridge0: port 2(bridge_slave_1) entered blocking state
[ 83.647045][ T144] bridge0: port 2(bridge_slave_1) entered forwarding state
[ 83.679492][ T1445] IPv6: ADDRCONF(NETDEV_CHANGE): veth0_to_bond: link becomes ready
[ 83.688738][ T1445] IPv6: ADDRCONF(NETDEV_CHANGE): veth1_to_bond: link becomes ready
[ 83.701707][ T1445] IPv6: ADDRCONF(NETDEV_CHANGE): veth0_to_team: link becomes ready
[ 83.716484][ T1445] IPv6: ADDRCONF(NETDEV_CHANGE): team_slave_0: link becomes ready
[ 83.727373][ T1445] IPv6: ADDRCONF(NETDEV_CHANGE): team0: link becomes ready
[ 83.754488][ T144] IPv6: ADDRCONF(NETDEV_CHANGE): veth1_to_team: link becomes ready
[ 83.763881][ T144] IPv6: ADDRCONF(NETDEV_CHANGE): team_slave_1: link becomes ready
[ 83.775976][ T144] IPv6: ADDRCONF(NETDEV_CHANGE): veth0_to_hsr: link becomes ready
[ 83.786091][ T144] IPv6: ADDRCONF(NETDEV_CHANGE): hsr_slave_0: link becomes ready
[ 83.798222][ T144] IPv6: ADDRCONF(NETDEV_CHANGE): veth1_to_hsr: link becomes ready
[ 83.807330][ T144] IPv6: ADDRCONF(NETDEV_CHANGE): hsr_slave_1: link becomes ready
[ 83.818257][ T4305] IPv6: ADDRCONF(NETDEV_CHANGE): hsr0: link becomes ready
[ 83.966141][ T1445] IPv6: ADDRCONF(NETDEV_CHANGE): vxcan1: link becomes ready
[ 83.978522][ T1445] IPv6: ADDRCONF(NETDEV_CHANGE): vxcan0: link becomes ready
[ 84.005047][ T4305] 8021q: adding VLAN 0 to HW filter on device batadv0
[ 84.024424][ T144] IPv6: ADDRCONF(NETDEV_CHANGE): veth1_virt_wifi: link becomes ready
[ 84.033651][ T144] IPv6: ADDRCONF(NETDEV_CHANGE): veth0_virt_wifi: link becomes ready
[ 84.063072][ T154] device hsr_slave_0 left promiscuous mode
[ 84.069943][ T154] device hsr_slave_1 left promiscuous mode
[ 84.076555][ T154] batman_adv: batadv0: Interface deactivated: batadv_slave_0
[ 84.086391][ T154] batman_adv: batadv0: Removing interface: batadv_slave_0
[ 84.095837][ T154] batman_adv: batadv0: Interface deactivated: batadv_slave_1
[ 84.103657][ T154] batman_adv: batadv0: Removing interface: batadv_slave_1
[ 84.113399][ T154] device bridge_slave_1 left promiscuous mode
[ 84.121776][ T154] bridge0: port 2(bridge_slave_1) entered disabled state
[ 84.136914][ T154] device bridge_slave_0 left promiscuous mode
[ 84.144373][ T154] bridge0: port 1(bridge_slave_0) entered disabled state
[ 84.164373][ T154] device veth1_macvtap left promiscuous mode
[ 84.171477][ T154] device veth0_macvtap left promiscuous mode
[ 84.177709][ T154] device veth1_vlan left promiscuous mode
[ 84.185152][ T154] device veth0_vlan left promiscuous mode
[ 84.383282][ T154] team0 (unregistering): Port device team_slave_1 removed
[ 84.398271][ T154] team0 (unregistering): Port device team_slave_0 removed
[ 84.413528][ T154] bond0 (unregistering): (slave bond_slave_1): Releasing backup interface
[ 84.428694][ T154] bond0 (unregistering): (slave bond_slave_0): Releasing backup interface
[ 84.492729][ T154] bond0 (unregistering): Released all slaves
[ 84.543776][ T144] IPv6: ADDRCONF(NETDEV_CHANGE): veth1_vlan: link becomes ready
[ 84.553637][ T144] IPv6: ADDRCONF(NETDEV_CHANGE): veth0_vlan: link becomes ready
[ 84.564046][ T144] IPv6: ADDRCONF(NETDEV_CHANGE): vlan0: link becomes ready
[ 84.572755][ T144] IPv6: ADDRCONF(NETDEV_CHANGE): vlan1: link becomes ready
[ 84.583159][ T4305] device veth0_vlan entered promiscuous mode
[ 84.596681][ T4305] device veth1_vlan entered promiscuous mode
[ 84.630098][ T4305] device veth0_macvtap entered promiscuous mode
[ 84.637479][ T144] IPv6: ADDRCONF(NETDEV_CHANGE): macvlan0: link becomes ready
[ 84.654269][ T144] IPv6: ADDRCONF(NETDEV_CHANGE): macvlan1: link becomes ready
[ 84.663413][ T144] IPv6: ADDRCONF(NETDEV_CHANGE): veth1_macvtap: link becomes ready
[ 84.672619][ T144] IPv6: ADDRCONF(NETDEV_CHANGE): veth0_macvtap: link becomes ready
[ 84.683686][ T4305] device veth1_macvtap entered promiscuous mode
[ 84.691895][ T144] IPv6: ADDRCONF(NETDEV_CHANGE): macvtap0: link becomes ready
[ 84.700563][ T144] IPv6: ADDRCONF(NETDEV_CHANGE): macsec0: link becomes ready
[ 84.720093][ T4305] batman_adv: batadv0: Interface activated: batadv_slave_0
[ 84.727512][ T155] IPv6: ADDRCONF(NETDEV_CHANGE): batadv_slave_0: link becomes ready
[ 84.737237][ T155] IPv6: ADDRCONF(NETDEV_CHANGE): veth0_to_batadv: link becomes ready
[ 84.750375][ T4305] batman_adv: batadv0: Interface activated: batadv_slave_1
[ 84.761736][ T155] IPv6: ADDRCONF(NETDEV_CHANGE): batadv_slave_1: link becomes ready
[ 84.772882][ T155] IPv6: ADDRCONF(NETDEV_CHANGE): veth1_to_batadv: link becomes ready
[ 84.783165][ T4305] netdevsim netdevsim0 netdevsim0: set [1, 0] type 2 family 0 port 6081 - 0
[ 84.792237][ T4305] netdevsim netdevsim0 netdevsim1: set [1, 0] type 2 family 0 port 6081 - 0
[ 84.801500][ T4305] netdevsim netdevsim0 netdevsim2: set [1, 0] type 2 family 0 port 6081 - 0
[ 84.810803][ T4305] netdevsim netdevsim0 netdevsim3: set [1, 0] type 2 family 0 port 6081 - 0
[ 84.894008][ T155] wlan0: Created IBSS using preconfigured BSSID 50:50:50:50:50:50
[ 84.902956][ T13] Bluetooth: hci0: command 0x040f tx timeout
[ 84.912213][ T155] wlan0: Creating new IBSS network, BSSID 50:50:50:50:50:50
[ 84.922140][ T1445] IPv6: ADDRCONF(NETDEV_CHANGE): wlan0: link becomes ready
[ 84.946377][ T9] wlan1: Created IBSS using preconfigured BSSID 50:50:50:50:50:50
[ 84.955638][ T9] wlan1: Creating new IBSS network, BSSID 50:50:50:50:50:50
[ 84.964314][ T9] IPv6: ADDRCONF(NETDEV_CHANGE): wlan1: link becomes ready
[ 85.044658][ T4357]
[ 85.047396][ T4357] =============================
[ 85.054667][ T4357] WARNING: suspicious RCU usage
[ 85.062052][ T4357] syzkaller #0 Not tainted
[ 85.067754][ T4357] -----------------------------
[ 85.073247][ T4357] kernel/events/callchain.c:161 suspicious rcu_dereference_check() usage!
[ 85.085140][ T4357]
[ 85.085140][ T4357] other info that might help us debug this:
[ 85.085140][ T4357]
[ 85.096039][ T4357]
[ 85.096039][ T4357] rcu_scheduler_active = 2, debug_locks = 1
[ 85.105785][ T4357] 1 lock held by syz.0.17/4357:
[ 85.111147][ T4357] #0: ffffffff8c31f4e0 (rcu_read_lock_trace){....}-{0:0}, at: rcu_lock_acquire+0x9/0x30
[ 85.121553][ T4357]
[ 85.121553][ T4357] stack backtrace:
[ 85.127503][ T4357] CPU: 0 PID: 4357 Comm: syz.0.17 Not tainted syzkaller #0
[ 85.134860][ T4357] Hardware name: Google Google Compute Engine/Google Compute Engine, BIOS Google 05/09/2026
[ 85.144977][ T4357] Call Trace:
[ 85.148291][ T4357]
[ 85.151314][ T4357] dump_stack_lvl+0x188/0x250
[ 85.156123][ T4357] ? load_image+0x400/0x400
[ 85.160772][ T4357] ? show_regs_print_info+0x20/0x20
[ 85.166011][ T4357] ? print_tainted+0x148/0x170
[ 85.170975][ T4357] ? lockdep_rcu_suspicious+0x110/0x180
[ 85.176942][ T4357] get_callchain_entry+0x2a5/0x3b0
[ 85.182488][ T4357] get_perf_callchain+0xab/0x460
[ 85.187660][ T4357] ? put_callchain_entry+0xb0/0xb0
[ 85.192841][ T4357] ? mark_lock+0x94/0x320
[ 85.197235][ T4357] __bpf_get_stack+0x2db/0x530
[ 85.202207][ T4357] ? stack_map_get_build_id_offset+0x860/0x860
[ 85.208408][ T4357] ? bpf_prog_118ee59fc6e897db_F+0x29/0xc70
[ 85.214374][ T4357] bpf_get_stack_raw_tp+0x189/0x1c0
[ 85.219628][ T4357] bpf_prog_118ee59fc6e897db_F+0x29/0xc70
[ 85.225383][ T4357] bpf_prog_19484586d131c401+0x18/0x38
[ 85.230874][ T4357] bpf_prog_run_pin_on_cpu+0x63/0x140
[ 85.236409][ T4357] bpf_prog_test_run_syscall+0x35a/0x4f0
[ 85.242097][ T4357] ? sock_gen_cookie+0x60/0x60
[ 85.246930][ T4357] ? __fdget+0x150/0x210
[ 85.251215][ T4357] ? sock_gen_cookie+0x60/0x60
[ 85.256050][ T4357] bpf_prog_test_run+0x31e/0x390
[ 85.261213][ T4357] __sys_bpf+0x5a5/0x6f0
[ 85.265735][ T4357] ? bpf_link_show_fdinfo+0x380/0x380
[ 85.271169][ T4357] ? vtime_user_exit+0x2c8/0x3e0
[ 85.276345][ T4357] __x64_sys_bpf+0x78/0x90
[ 85.280826][ T4357] do_syscall_64+0x4c/0xa0
[ 85.285384][ T4357] ? clear_bhb_loop+0x30/0x80
[ 85.290284][ T4357] ? clear_bhb_loop+0x30/0x80
[ 85.295019][ T4357] entry_SYSCALL_64_after_hwframe+0x66/0xd0
[ 85.301567][ T4357] RIP: 0033:0x7f65a168ae59
[ 85.306198][ T4357] 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
[ 85.325853][ T4357] RSP: 002b:00007fff2e418f78 EFLAGS: 00000246 ORIG_RAX: 0000000000000141
[ 85.334866][ T4357] RAX: ffffffffffffffda RBX: 00007f65a1903fa0 RCX: 00007f65a168ae59
[ 85.344654][ T4357] RDX: 0000000000000010 RSI: 0000200000001ac0 RDI: 000000000000000a
[ 85.352741][ T4357] RBP: 00007f65a1720d6f R08: 0000000000000000 R09: 0000000000000000
[ 85.360848][ T4357] R10: 0000000000000000 R11: 0000000000000246 R12: 0000000000000000
[ 85.368860][ T4357] R13: 00007f65a1903fac R14: 00007f65a1903fa0 R15: 00007f65a1903fa0
[ 85.376991][ T4357]
[ 85.390124][ T4357]
[ 85.392561][ T4357] =============================
[ 85.397434][ T4357] WARNING: suspicious RCU usage
[ 85.403653][ T4357] syzkaller #0 Not tainted
[ 85.408118][ T4357] -----------------------------
[ 85.413490][ T4357] include/linux/perf_event.h:1274 suspicious rcu_dereference_check() usage!
[ 85.422862][ T4357]
[ 85.422862][ T4357] other info that might help us debug this:
[ 85.422862][ T4357]
[ 85.433794][ T4357]
[ 85.433794][ T4357] rcu_scheduler_active = 2, debug_locks = 1
[ 85.442579][ T4357] 1 lock held by syz.0.17/4357:
[ 85.447585][ T4357] #0: ffffffff8c31f4e0 (rcu_read_lock_trace){....}-{0:0}, at: rcu_lock_acquire+0x9/0x30
[ 85.458476][ T4357]
[ 85.458476][ T4357] stack backtrace:
[ 85.464821][ T4357] CPU: 0 PID: 4357 Comm: syz.0.17 Not tainted syzkaller #0
[ 85.472062][ T4357] Hardware name: Google Google Compute Engine/Google Compute Engine, BIOS Google 05/09/2026
[ 85.482154][ T4357] Call Trace:
[ 85.485471][ T4357]
[ 85.488431][ T4357] dump_stack_lvl+0x188/0x250
[ 85.493856][ T4357] ? load_image+0x400/0x400
[ 85.498555][ T4357] ? show_regs_print_info+0x20/0x20
[ 85.504195][ T4357] ? lockdep_rcu_suspicious+0x110/0x180
[ 85.509873][ T4357] perf_callchain_kernel+0x5f1/0x720
[ 85.515796][ T4357] ? load_image+0x400/0x400
[ 85.520345][ T4357] ? show_regs_print_info+0x20/0x20
[ 85.525574][ T4357] ? print_tainted+0x148/0x170
[ 85.530562][ T4357] ? arch_perf_update_userpage+0x3c0/0x3c0
[ 85.536603][ T4357] ? get_callchain_entry+0x181/0x3b0
[ 85.541936][ T4357] get_perf_callchain+0x356/0x460
[ 85.547004][ T4357] ? put_callchain_entry+0xb0/0xb0
[ 85.552186][ T4357] ? mark_lock+0x94/0x320
[ 85.556832][ T4357] __bpf_get_stack+0x2db/0x530
[ 85.562019][ T4357] ? stack_map_get_build_id_offset+0x860/0x860
[ 85.568415][ T4357] ? bpf_prog_118ee59fc6e897db_F+0x29/0xc70
[ 85.574461][ T4357] bpf_get_stack_raw_tp+0x189/0x1c0
[ 85.579812][ T4357] bpf_prog_118ee59fc6e897db_F+0x29/0xc70
[ 85.586715][ T4357] bpf_prog_19484586d131c401+0x18/0x38
[ 85.592220][ T4357] bpf_prog_run_pin_on_cpu+0x63/0x140
[ 85.598104][ T4357] bpf_prog_test_run_syscall+0x35a/0x4f0
[ 85.604162][ T4357] ? sock_gen_cookie+0x60/0x60
[ 85.609177][ T4357] ? __fdget+0x150/0x210
[ 85.613596][ T4357] ? sock_gen_cookie+0x60/0x60
[ 85.620547][ T4357] bpf_prog_test_run+0x31e/0x390
[ 85.626010][ T4357] __sys_bpf+0x5a5/0x6f0
[ 85.631099][ T4357] ? bpf_link_show_fdinfo+0x380/0x380
[ 85.637036][ T4357] ? vtime_user_exit+0x2c8/0x3e0
[ 85.643288][ T4357] __x64_sys_bpf+0x78/0x90
[ 85.648236][ T4357] do_syscall_64+0x4c/0xa0
[ 85.653193][ T4357] ? clear_bhb_loop+0x30/0x80
[ 85.658027][ T4357] ? clear_bhb_loop+0x30/0x80
[ 85.662906][ T4357] entry_SYSCALL_64_after_hwframe+0x66/0xd0
[ 85.669476][ T4357] RIP: 0033:0x7f65a168ae59
[ 85.674377][ T4357] 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
[ 85.694228][ T4357] RSP: 002b:00007fff2e418f78 EFLAGS: 00000246 ORIG_RAX: 0000000000000141
[ 85.702689][ T4357] RAX: ffffffffffffffda RBX: 00007f65a1903fa0 RCX: 00007f65a168ae59
[ 85.710868][ T4357] RDX: 0000000000000010 RSI: 0000200000001ac0 RDI: 000000000000000a
[ 85.718952][ T4357] RBP: 00007f65a1720d6f R08: 0000000000000000 R09: 0000000000000000
[ 85.727100][ T4357] R10: 0000000000000000 R11: 0000000000000246 R12: 0000000000000000
[ 85.735313][ T4357] R13: 00007f65a1903fac R14: 00007f65a1903fa0 R15: 00007f65a1903fa0
[ 85.743530][ T4357]