Warning: Permanently added '10.128.1.141' (ED25519) to the list of known hosts.
2026/06/05 08:00:57 parsed 1 programs
[ 68.147780][ T4200] cgroup: Unknown subsys name 'net'
[ 68.256338][ T4200] cgroup: Unknown subsys name 'rlimit'
Setting up swapspace version 1, size = 127995904 bytes
[ 69.796033][ T4200] Adding 124996k swap on ./swap-file. Priority:0 extents:1 across:124996k FS
[ 71.219119][ T1422] ieee802154 phy0 wpan0: encryption failed: -22
[ 71.225691][ T1422] ieee802154 phy1 wpan1: encryption failed: -22
[ 71.546809][ T1239] wlan0: Created IBSS using preconfigured BSSID 50:50:50:50:50:50
[ 71.556508][ T1239] wlan0: Creating new IBSS network, BSSID 50:50:50:50:50:50
[ 71.568250][ T9] IPv6: ADDRCONF(NETDEV_CHANGE): wlan0: link becomes ready
[ 71.592318][ T144] wlan1: Created IBSS using preconfigured BSSID 50:50:50:50:50:50
[ 71.600390][ T144] wlan1: Creating new IBSS network, BSSID 50:50:50:50:50:50
[ 71.608001][ T144] IPv6: ADDRCONF(NETDEV_CHANGE): wlan1: link becomes ready
[ 72.168776][ T4226] syz-executor (4226) used greatest stack depth: 21136 bytes left
[ 72.291727][ T4231] chnl_net:caif_netlink_parms(): no params data found
[ 72.359115][ T4231] bridge0: port 1(bridge_slave_0) entered blocking state
[ 72.368202][ T4231] bridge0: port 1(bridge_slave_0) entered disabled state
[ 72.376497][ T4231] device bridge_slave_0 entered promiscuous mode
[ 72.387681][ T4231] bridge0: port 2(bridge_slave_1) entered blocking state
[ 72.394837][ T4231] bridge0: port 2(bridge_slave_1) entered disabled state
[ 72.403164][ T4231] device bridge_slave_1 entered promiscuous mode
[ 72.433541][ T4231] bond0: (slave bond_slave_0): Enslaving as an active interface with an up link
[ 72.447474][ T4231] bond0: (slave bond_slave_1): Enslaving as an active interface with an up link
[ 72.476938][ T4231] team0: Port device team_slave_0 added
[ 72.484879][ T4231] team0: Port device team_slave_1 added
[ 72.509727][ T4231] batman_adv: batadv0: Adding interface: batadv_slave_0
[ 72.516756][ T4231] 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.
[ 72.543047][ T4231] batman_adv: batadv0: Not using interface batadv_slave_0 (retrying later): interface not active
[ 72.558719][ T4231] batman_adv: batadv0: Adding interface: batadv_slave_1
[ 72.567064][ T4231] 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.
[ 72.594613][ T4231] batman_adv: batadv0: Not using interface batadv_slave_1 (retrying later): interface not active
[ 72.635398][ T4231] device hsr_slave_0 entered promiscuous mode
[ 72.643742][ T4231] device hsr_slave_1 entered promiscuous mode
[ 72.793901][ T4231] netdevsim netdevsim0 netdevsim0: renamed from eth0
[ 72.807854][ T4231] netdevsim netdevsim0 netdevsim1: renamed from eth1
[ 72.818069][ T4231] netdevsim netdevsim0 netdevsim2: renamed from eth2
[ 72.828831][ T4231] netdevsim netdevsim0 netdevsim3: renamed from eth3
[ 72.912374][ T4231] 8021q: adding VLAN 0 to HW filter on device bond0
[ 72.930326][ T9] IPv6: ADDRCONF(NETDEV_CHANGE): veth1: link becomes ready
[ 72.942319][ T9] IPv6: ADDRCONF(NETDEV_CHANGE): veth0: link becomes ready
[ 72.954918][ T4231] 8021q: adding VLAN 0 to HW filter on device team0
[ 72.968986][ T9] IPv6: ADDRCONF(NETDEV_CHANGE): veth0_to_bridge: link becomes ready
[ 72.979857][ T9] IPv6: ADDRCONF(NETDEV_CHANGE): bridge_slave_0: link becomes ready
[ 72.990013][ T9] bridge0: port 1(bridge_slave_0) entered blocking state
[ 72.997366][ T9] bridge0: port 1(bridge_slave_0) entered forwarding state
[ 73.019721][ T9] IPv6: ADDRCONF(NETDEV_CHANGE): bridge0: link becomes ready
[ 73.029845][ T9] IPv6: ADDRCONF(NETDEV_CHANGE): veth1_to_bridge: link becomes ready
[ 73.039375][ T9] IPv6: ADDRCONF(NETDEV_CHANGE): bridge_slave_1: link becomes ready
[ 73.050150][ T9] bridge0: port 2(bridge_slave_1) entered blocking state
[ 73.057303][ T9] bridge0: port 2(bridge_slave_1) entered forwarding state
[ 73.069615][ T9] IPv6: ADDRCONF(NETDEV_CHANGE): veth0_to_bond: link becomes ready
[ 73.079656][ T9] IPv6: ADDRCONF(NETDEV_CHANGE): veth1_to_bond: link becomes ready
[ 73.100848][ T9] IPv6: ADDRCONF(NETDEV_CHANGE): veth0_to_team: link becomes ready
[ 73.113979][ T9] IPv6: ADDRCONF(NETDEV_CHANGE): team_slave_0: link becomes ready
[ 73.125225][ T9] IPv6: ADDRCONF(NETDEV_CHANGE): veth1_to_team: link becomes ready
[ 73.137827][ T9] IPv6: ADDRCONF(NETDEV_CHANGE): team_slave_1: link becomes ready
[ 73.154413][ T4231] hsr0: Slave A (hsr_slave_0) is not up; please bring it up to get a fully working HSR network
[ 73.165799][ T4231] hsr0: Slave B (hsr_slave_1) is not up; please bring it up to get a fully working HSR network
[ 73.179811][ T9] IPv6: ADDRCONF(NETDEV_CHANGE): team0: link becomes ready
[ 73.188360][ T9] IPv6: ADDRCONF(NETDEV_CHANGE): hsr_slave_0: link becomes ready
[ 73.198600][ T9] IPv6: ADDRCONF(NETDEV_CHANGE): hsr_slave_1: link becomes ready
[ 73.207208][ T9] IPv6: ADDRCONF(NETDEV_CHANGE): hsr0: link becomes ready
[ 73.338586][ T144] IPv6: ADDRCONF(NETDEV_CHANGE): vxcan1: link becomes ready
[ 73.347454][ T144] IPv6: ADDRCONF(NETDEV_CHANGE): vxcan0: link becomes ready
[ 73.361381][ T4231] 8021q: adding VLAN 0 to HW filter on device batadv0
[ 73.398633][ T144] IPv6: ADDRCONF(NETDEV_CHANGE): veth0_virt_wifi: link becomes ready
[ 73.421806][ T144] IPv6: ADDRCONF(NETDEV_CHANGE): veth0_vlan: link becomes ready
[ 73.430555][ T144] IPv6: ADDRCONF(NETDEV_CHANGE): vlan0: link becomes ready
[ 73.438511][ T144] IPv6: ADDRCONF(NETDEV_CHANGE): vlan1: link becomes ready
[ 73.451201][ T4231] device veth0_vlan entered promiscuous mode
[ 73.465397][ T4231] device veth1_vlan entered promiscuous mode
[ 73.515168][ T144] IPv6: ADDRCONF(NETDEV_CHANGE): macvlan0: link becomes ready
[ 73.523707][ T144] IPv6: ADDRCONF(NETDEV_CHANGE): macvlan1: link becomes ready
[ 73.533669][ T144] IPv6: ADDRCONF(NETDEV_CHANGE): veth0_macvtap: link becomes ready
[ 73.558184][ T4231] device veth0_macvtap entered promiscuous mode
[ 73.567533][ T1239] IPv6: ADDRCONF(NETDEV_CHANGE): macvtap0: link becomes ready
[ 73.583463][ T4231] device veth1_macvtap entered promiscuous mode
[ 73.601265][ T4231] batman_adv: batadv0: Interface activated: batadv_slave_0
[ 73.610428][ T1239] IPv6: ADDRCONF(NETDEV_CHANGE): batadv_slave_0: link becomes ready
[ 73.619661][ T1239] IPv6: ADDRCONF(NETDEV_CHANGE): veth0_to_batadv: link becomes ready
[ 73.630518][ T4231] batman_adv: batadv0: Interface activated: batadv_slave_1
[ 73.639524][ T1239] IPv6: ADDRCONF(NETDEV_CHANGE): batadv_slave_1: link becomes ready
[ 73.648680][ T1239] IPv6: ADDRCONF(NETDEV_CHANGE): veth1_to_batadv: link becomes ready
[ 73.659629][ T4231] netdevsim netdevsim0 netdevsim0: set [1, 0] type 2 family 0 port 6081 - 0
[ 73.668803][ T4231] netdevsim netdevsim0 netdevsim1: set [1, 0] type 2 family 0 port 6081 - 0
[ 73.677620][ T4231] netdevsim netdevsim0 netdevsim2: set [1, 0] type 2 family 0 port 6081 - 0
[ 73.686430][ T4231] netdevsim netdevsim0 netdevsim3: set [1, 0] type 2 family 0 port 6081 - 0
2026/06/05 08:01:07 executed programs: 0
[ 76.081163][ T154] netdevsim netdevsim0 netdevsim3 (unregistering): unset [1, 0] type 2 family 0 port 6081 - 0
[ 76.224150][ T4297] chnl_net:caif_netlink_parms(): no params data found
[ 76.269930][ T4297] bridge0: port 1(bridge_slave_0) entered blocking state
[ 76.277097][ T4297] bridge0: port 1(bridge_slave_0) entered disabled state
[ 76.285043][ T4297] device bridge_slave_0 entered promiscuous mode
[ 76.293798][ T4297] bridge0: port 2(bridge_slave_1) entered blocking state
[ 76.301313][ T4297] bridge0: port 2(bridge_slave_1) entered disabled state
[ 76.309422][ T4297] device bridge_slave_1 entered promiscuous mode
[ 76.330107][ T4297] bond0: (slave bond_slave_0): Enslaving as an active interface with an up link
[ 76.342317][ T4297] bond0: (slave bond_slave_1): Enslaving as an active interface with an up link
[ 76.365550][ T4297] team0: Port device team_slave_0 added
[ 76.374589][ T4297] team0: Port device team_slave_1 added
[ 76.392678][ T4297] batman_adv: batadv0: Adding interface: batadv_slave_0
[ 76.399795][ T4297] 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.
[ 76.427227][ T4297] batman_adv: batadv0: Not using interface batadv_slave_0 (retrying later): interface not active
[ 76.439459][ T4297] batman_adv: batadv0: Adding interface: batadv_slave_1
[ 76.446725][ T4297] 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.
[ 76.472810][ T4297] batman_adv: batadv0: Not using interface batadv_slave_1 (retrying later): interface not active
[ 76.506872][ T4297] device hsr_slave_0 entered promiscuous mode
[ 76.514008][ T4297] device hsr_slave_1 entered promiscuous mode
[ 76.521616][ T4297] debugfs: Directory 'hsr0' with parent 'hsr' already present!
[ 76.529618][ T4297] Cannot create hsr debugfs directory
[ 78.176339][ T4249] Bluetooth: hci0: command 0x0409 tx timeout
[ 79.233255][ T154] netdevsim netdevsim0 netdevsim2 (unregistering): unset [1, 0] type 2 family 0 port 6081 - 0
[ 79.273205][ T154] netdevsim netdevsim0 netdevsim1 (unregistering): unset [1, 0] type 2 family 0 port 6081 - 0
[ 79.353286][ T154] netdevsim netdevsim0 netdevsim0 (unregistering): unset [1, 0] type 2 family 0 port 6081 - 0
[ 80.255745][ T4238] Bluetooth: hci0: command 0x041b tx timeout
[ 80.283328][ T4297] netdevsim netdevsim0 netdevsim0: renamed from eth0
[ 80.295370][ T4297] netdevsim netdevsim0 netdevsim1: renamed from eth1
[ 80.306528][ T4297] netdevsim netdevsim0 netdevsim2: renamed from eth2
[ 80.339048][ T4297] netdevsim netdevsim0 netdevsim3: renamed from eth3
[ 80.417148][ T4297] 8021q: adding VLAN 0 to HW filter on device bond0
[ 80.430142][ T144] IPv6: ADDRCONF(NETDEV_CHANGE): veth1: link becomes ready
[ 80.439544][ T144] IPv6: ADDRCONF(NETDEV_CHANGE): veth0: link becomes ready
[ 80.450564][ T4297] 8021q: adding VLAN 0 to HW filter on device team0
[ 80.472017][ T1239] IPv6: ADDRCONF(NETDEV_CHANGE): veth0_to_bridge: link becomes ready
[ 80.480819][ T1239] IPv6: ADDRCONF(NETDEV_CHANGE): bridge_slave_0: link becomes ready
[ 80.489732][ T1239] bridge0: port 1(bridge_slave_0) entered blocking state
[ 80.496892][ T1239] bridge0: port 1(bridge_slave_0) entered forwarding state
[ 80.504835][ T1239] IPv6: ADDRCONF(NETDEV_CHANGE): veth1_to_bridge: link becomes ready
[ 80.513864][ T1239] IPv6: ADDRCONF(NETDEV_CHANGE): bridge_slave_1: link becomes ready
[ 80.523037][ T1239] bridge0: port 2(bridge_slave_1) entered blocking state
[ 80.530198][ T1239] bridge0: port 2(bridge_slave_1) entered forwarding state
[ 80.537966][ T1239] IPv6: ADDRCONF(NETDEV_CHANGE): bridge0: link becomes ready
[ 80.566821][ T1239] IPv6: ADDRCONF(NETDEV_CHANGE): veth0_to_bond: link becomes ready
[ 80.581500][ T1239] IPv6: ADDRCONF(NETDEV_CHANGE): veth1_to_bond: link becomes ready
[ 80.592790][ T1239] IPv6: ADDRCONF(NETDEV_CHANGE): veth0_to_team: link becomes ready
[ 80.603641][ T1239] IPv6: ADDRCONF(NETDEV_CHANGE): team_slave_0: link becomes ready
[ 80.612881][ T1239] IPv6: ADDRCONF(NETDEV_CHANGE): team0: link becomes ready
[ 80.628961][ T1239] IPv6: ADDRCONF(NETDEV_CHANGE): veth1_to_team: link becomes ready
[ 80.638032][ T1239] IPv6: ADDRCONF(NETDEV_CHANGE): team_slave_1: link becomes ready
[ 80.647165][ T1239] IPv6: ADDRCONF(NETDEV_CHANGE): veth0_to_hsr: link becomes ready
[ 80.656367][ T1239] IPv6: ADDRCONF(NETDEV_CHANGE): hsr_slave_0: link becomes ready
[ 80.668141][ T1239] IPv6: ADDRCONF(NETDEV_CHANGE): veth1_to_hsr: link becomes ready
[ 80.677322][ T1239] IPv6: ADDRCONF(NETDEV_CHANGE): hsr_slave_1: link becomes ready
[ 80.711978][ T4297] IPv6: ADDRCONF(NETDEV_CHANGE): hsr0: link becomes ready
[ 80.825356][ T1239] IPv6: ADDRCONF(NETDEV_CHANGE): vxcan1: link becomes ready
[ 80.832984][ T1239] IPv6: ADDRCONF(NETDEV_CHANGE): vxcan0: link becomes ready
[ 80.867037][ T4297] 8021q: adding VLAN 0 to HW filter on device batadv0
[ 80.884658][ T1239] IPv6: ADDRCONF(NETDEV_CHANGE): veth1_virt_wifi: link becomes ready
[ 80.893778][ T1239] IPv6: ADDRCONF(NETDEV_CHANGE): veth0_virt_wifi: link becomes ready
[ 80.931058][ T1239] IPv6: ADDRCONF(NETDEV_CHANGE): veth1_vlan: link becomes ready
[ 80.940419][ T1239] IPv6: ADDRCONF(NETDEV_CHANGE): veth0_vlan: link becomes ready
[ 80.950063][ T1239] IPv6: ADDRCONF(NETDEV_CHANGE): vlan0: link becomes ready
[ 80.958268][ T1239] IPv6: ADDRCONF(NETDEV_CHANGE): vlan1: link becomes ready
[ 80.969811][ T4297] device veth0_vlan entered promiscuous mode
[ 80.986646][ T154] device hsr_slave_0 left promiscuous mode
[ 80.993176][ T154] device hsr_slave_1 left promiscuous mode
[ 80.999895][ T154] batman_adv: batadv0: Interface deactivated: batadv_slave_0
[ 81.008196][ T154] batman_adv: batadv0: Removing interface: batadv_slave_0
[ 81.017294][ T154] batman_adv: batadv0: Interface deactivated: batadv_slave_1
[ 81.024702][ T154] batman_adv: batadv0: Removing interface: batadv_slave_1
[ 81.033699][ T154] device bridge_slave_1 left promiscuous mode
[ 81.040626][ T154] bridge0: port 2(bridge_slave_1) entered disabled state
[ 81.054665][ T154] device bridge_slave_0 left promiscuous mode
[ 81.061015][ T154] bridge0: port 1(bridge_slave_0) entered disabled state
[ 81.079512][ T154] device veth1_macvtap left promiscuous mode
[ 81.085953][ T154] device veth0_macvtap left promiscuous mode
[ 81.092059][ T154] device veth1_vlan left promiscuous mode
[ 81.098951][ T154] device veth0_vlan left promiscuous mode
[ 81.288403][ T154] team0 (unregistering): Port device team_slave_1 removed
[ 81.301839][ T154] team0 (unregistering): Port device team_slave_0 removed
[ 81.317944][ T154] bond0 (unregistering): (slave bond_slave_1): Releasing backup interface
[ 81.333729][ T154] bond0 (unregistering): (slave bond_slave_0): Releasing backup interface
[ 81.393167][ T154] bond0 (unregistering): Released all slaves
[ 81.461259][ T4297] device veth1_vlan entered promiscuous mode
[ 81.471989][ T1239] IPv6: ADDRCONF(NETDEV_CHANGE): macvlan0: link becomes ready
[ 81.493099][ T1239] IPv6: ADDRCONF(NETDEV_CHANGE): veth1_macvtap: link becomes ready
[ 81.502722][ T1239] IPv6: ADDRCONF(NETDEV_CHANGE): veth0_macvtap: link becomes ready
[ 81.513905][ T4297] device veth0_macvtap entered promiscuous mode
[ 81.525324][ T4297] device veth1_macvtap entered promiscuous mode
[ 81.541833][ T4297] batman_adv: batadv0: Interface activated: batadv_slave_0
[ 81.560181][ T1239] IPv6: ADDRCONF(NETDEV_CHANGE): macvtap0: link becomes ready
[ 81.571194][ T1239] IPv6: ADDRCONF(NETDEV_CHANGE): macsec0: link becomes ready
[ 81.579757][ T1239] IPv6: ADDRCONF(NETDEV_CHANGE): batadv_slave_0: link becomes ready
[ 81.589597][ T1239] IPv6: ADDRCONF(NETDEV_CHANGE): veth0_to_batadv: link becomes ready
[ 81.601089][ T4297] batman_adv: batadv0: Interface activated: batadv_slave_1
[ 81.608960][ T1239] IPv6: ADDRCONF(NETDEV_CHANGE): batadv_slave_1: link becomes ready
[ 81.618479][ T1239] IPv6: ADDRCONF(NETDEV_CHANGE): veth1_to_batadv: link becomes ready
[ 81.629446][ T4297] netdevsim netdevsim0 netdevsim0: set [1, 0] type 2 family 0 port 6081 - 0
[ 81.640672][ T4297] netdevsim netdevsim0 netdevsim1: set [1, 0] type 2 family 0 port 6081 - 0
[ 81.649550][ T4297] netdevsim netdevsim0 netdevsim2: set [1, 0] type 2 family 0 port 6081 - 0
[ 81.658581][ T4297] netdevsim netdevsim0 netdevsim3: set [1, 0] type 2 family 0 port 6081 - 0
[ 81.723715][ T1239] wlan0: Created IBSS using preconfigured BSSID 50:50:50:50:50:50
[ 81.739407][ T1239] wlan0: Creating new IBSS network, BSSID 50:50:50:50:50:50
[ 81.760106][ T1262] IPv6: ADDRCONF(NETDEV_CHANGE): wlan0: link becomes ready
[ 81.773780][ T1262] wlan1: Created IBSS using preconfigured BSSID 50:50:50:50:50:50
[ 81.785843][ T1262] wlan1: Creating new IBSS network, BSSID 50:50:50:50:50:50
[ 81.794164][ T1262] IPv6: ADDRCONF(NETDEV_CHANGE): wlan1: link becomes ready
[ 81.840891][ T4360]
[ 81.846785][ T4360] =============================
[ 81.851685][ T4360] WARNING: suspicious RCU usage
[ 81.857986][ T4360] syzkaller #0 Not tainted
[ 81.862448][ T4360] -----------------------------
[ 81.877046][ T4360] kernel/events/callchain.c:161 suspicious rcu_dereference_check() usage!
[ 81.886045][ T4360]
[ 81.886045][ T4360] other info that might help us debug this:
[ 81.886045][ T4360]
[ 81.896895][ T4360]
[ 81.896895][ T4360] rcu_scheduler_active = 2, debug_locks = 1
[ 81.905001][ T4360] 1 lock held by syz.0.17/4360:
[ 81.910555][ T4360] #0: ffffffff8c31f4e0 (rcu_read_lock_trace){....}-{0:0}, at: rcu_lock_acquire+0x9/0x30
[ 81.928610][ T4360]
[ 81.928610][ T4360] stack backtrace:
[ 81.934598][ T4360] CPU: 1 PID: 4360 Comm: syz.0.17 Not tainted syzkaller #0
[ 81.941831][ T4360] Hardware name: Google Google Compute Engine/Google Compute Engine, BIOS Google 05/09/2026
[ 81.951909][ T4360] Call Trace:
[ 81.955220][ T4360]
[ 81.958157][ T4360] dump_stack_lvl+0x188/0x250
[ 81.962865][ T4360] ? load_image+0x400/0x400
[ 81.967374][ T4360] ? show_regs_print_info+0x20/0x20
[ 81.972604][ T4360] ? print_tainted+0x148/0x170
[ 81.977390][ T4360] ? lockdep_rcu_suspicious+0x110/0x180
[ 81.982961][ T4360] get_callchain_entry+0x2a5/0x3b0
[ 81.988103][ T4360] get_perf_callchain+0xab/0x460
[ 81.993054][ T4360] ? put_callchain_entry+0xb0/0xb0
[ 81.998175][ T4360] ? mark_lock+0x94/0x320
[ 82.002531][ T4360] ? verify_lock_unused+0x140/0x140
[ 82.007769][ T4360] ? __lock_acquire+0x13bc/0x7d10
[ 82.012817][ T4360] __bpf_get_stack+0x2db/0x530
[ 82.017605][ T4360] ? stack_map_get_build_id_offset+0x860/0x860
[ 82.023795][ T4360] ? __cant_sleep+0x220/0x220
[ 82.028500][ T4360] ? bpf_prog_d43750871481577d+0x3d/0x5a4
[ 82.034226][ T4360] bpf_get_stack_raw_tp+0x189/0x1c0
[ 82.039433][ T4360] bpf_prog_d43750871481577d+0x3d/0x5a4
[ 82.045068][ T4360] bpf_prog_run_pin_on_cpu+0x63/0x140
[ 82.050454][ T4360] bpf_prog_test_run_syscall+0x35a/0x4f0
[ 82.056115][ T4360] ? sock_gen_cookie+0x60/0x60
[ 82.060926][ T4360] ? __fdget+0x150/0x210
[ 82.065278][ T4360] ? sock_gen_cookie+0x60/0x60
[ 82.070054][ T4360] bpf_prog_test_run+0x31e/0x390
[ 82.075002][ T4360] __sys_bpf+0x5a5/0x6f0
[ 82.079250][ T4360] ? bpf_link_show_fdinfo+0x380/0x380
[ 82.084662][ T4360] ? vtime_user_exit+0x2c8/0x3e0
[ 82.089639][ T4360] __x64_sys_bpf+0x78/0x90
[ 82.094073][ T4360] do_syscall_64+0x4c/0xa0
[ 82.098538][ T4360] ? clear_bhb_loop+0x30/0x80
[ 82.103240][ T4360] ? clear_bhb_loop+0x30/0x80
[ 82.107924][ T4360] entry_SYSCALL_64_after_hwframe+0x66/0xd0
[ 82.113922][ T4360] RIP: 0033:0x7fa1bd281e59
[ 82.118346][ T4360] 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
[ 82.137993][ T4360] RSP: 002b:00007ffe5970ba58 EFLAGS: 00000246 ORIG_RAX: 0000000000000141
[ 82.146451][ T4360] RAX: ffffffffffffffda RBX: 00007fa1bd4fafa0 RCX: 00007fa1bd281e59
[ 82.154485][ T4360] RDX: 000000000000000c RSI: 00002000000004c0 RDI: 000000000000000a
[ 82.162506][ T4360] RBP: 00007fa1bd317d6f R08: 0000000000000000 R09: 0000000000000000
[ 82.170521][ T4360] R10: 0000000000000000 R11: 0000000000000246 R12: 0000000000000000
[ 82.178536][ T4360] R13: 00007fa1bd4fafac R14: 00007fa1bd4fafa0 R15: 00007fa1bd4fafa0
[ 82.186560][ T4360]
[ 82.193464][ T4360]
[ 82.196633][ T4360] =============================
[ 82.202051][ T4360] WARNING: suspicious RCU usage
[ 82.208298][ T4360] syzkaller #0 Not tainted
[ 82.212894][ T4360] -----------------------------
[ 82.218684][ T4360] include/linux/perf_event.h:1274 suspicious rcu_dereference_check() usage!
[ 82.228971][ T4360]
[ 82.228971][ T4360] other info that might help us debug this:
[ 82.228971][ T4360]
[ 82.239295][ T4360]
[ 82.239295][ T4360] rcu_scheduler_active = 2, debug_locks = 1
[ 82.247578][ T4360] 1 lock held by syz.0.17/4360:
[ 82.252470][ T4360] #0: ffffffff8c31f4e0 (rcu_read_lock_trace){....}-{0:0}, at: rcu_lock_acquire+0x9/0x30
[ 82.263146][ T4360]
[ 82.263146][ T4360] stack backtrace:
[ 82.269430][ T4360] CPU: 1 PID: 4360 Comm: syz.0.17 Not tainted syzkaller #0
[ 82.276660][ T4360] Hardware name: Google Google Compute Engine/Google Compute Engine, BIOS Google 05/09/2026
[ 82.286739][ T4360] Call Trace:
[ 82.290043][ T4360]
[ 82.292994][ T4360] dump_stack_lvl+0x188/0x250
[ 82.297753][ T4360] ? load_image+0x400/0x400
[ 82.302311][ T4360] ? show_regs_print_info+0x20/0x20
[ 82.307551][ T4360] ? lockdep_rcu_suspicious+0x110/0x180
[ 82.313132][ T4360] perf_callchain_kernel+0x5f1/0x720
[ 82.318474][ T4360] ? load_image+0x400/0x400
[ 82.323011][ T4360] ? show_regs_print_info+0x20/0x20
[ 82.328244][ T4360] ? print_tainted+0x148/0x170
[ 82.333058][ T4360] ? arch_perf_update_userpage+0x3c0/0x3c0
[ 82.338912][ T4360] ? get_callchain_entry+0x181/0x3b0
[ 82.344235][ T4360] get_perf_callchain+0x356/0x460
[ 82.349294][ T4360] ? put_callchain_entry+0xb0/0xb0
[ 82.354439][ T4360] ? mark_lock+0x94/0x320
[ 82.358801][ T4360] ? verify_lock_unused+0x140/0x140
[ 82.364030][ T4360] ? __lock_acquire+0x13bc/0x7d10
[ 82.369091][ T4360] __bpf_get_stack+0x2db/0x530
[ 82.373900][ T4360] ? stack_map_get_build_id_offset+0x860/0x860
[ 82.380095][ T4360] ? __cant_sleep+0x220/0x220
[ 82.384804][ T4360] ? bpf_prog_d43750871481577d+0x3d/0x5a4
[ 82.390557][ T4360] bpf_get_stack_raw_tp+0x189/0x1c0
[ 82.395786][ T4360] bpf_prog_d43750871481577d+0x3d/0x5a4
[ 82.401406][ T4360] bpf_prog_run_pin_on_cpu+0x63/0x140
[ 82.406818][ T4360] bpf_prog_test_run_syscall+0x35a/0x4f0
[ 82.412484][ T4360] ? sock_gen_cookie+0x60/0x60
[ 82.417281][ T4360] ? __fdget+0x150/0x210
[ 82.421555][ T4360] ? sock_gen_cookie+0x60/0x60
[ 82.426349][ T4360] bpf_prog_test_run+0x31e/0x390
[ 82.431320][ T4360] __sys_bpf+0x5a5/0x6f0
[ 82.435676][ T4360] ? bpf_link_show_fdinfo+0x380/0x380
[ 82.441095][ T4360] ? vtime_user_exit+0x2c8/0x3e0
[ 82.446069][ T4360] __x64_sys_bpf+0x78/0x90
[ 82.450517][ T4360] do_syscall_64+0x4c/0xa0
[ 82.454961][ T4360] ? clear_bhb_loop+0x30/0x80
[ 82.459663][ T4360] ? clear_bhb_loop+0x30/0x80
[ 82.464382][ T4360] entry_SYSCALL_64_after_hwframe+0x66/0xd0
[ 82.470303][ T4360] RIP: 0033:0x7fa1bd281e59
[ 82.474744][ T4360] 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
[ 82.494377][ T4360] RSP: 002b:00007ffe5970ba58 EFLAGS: 00000246 ORIG_RAX: 0000000000000141
[ 82.502824][ T4360] RAX: ffffffffffffffda RBX: 00007fa1bd4fafa0 RCX: 00007fa1bd281e59
[ 82.510841][ T4360] RDX: 000000000000000c RSI: 00002000000004c0 RDI: 000000000000000a
[ 82.518850][ T4360] RBP: 00007fa1bd317d6f R08: 0000000000000000 R09: 0000000000000000
[ 82.526850][ T4360] R10: 0000000000000000 R11: 0000000000000246 R12: 0000000000000000
[ 82.534845][ T4360] R13: 00007fa1bd4fafac R14: 00007fa1bd4fafa0 R15: 00007fa1bd4fafa0
[ 82.542866][ T4360]
[ 82.549675][ T4238] Bluetooth: hci0: command 0x040f tx timeout