Warning: Permanently added '10.128.0.245' (ED25519) to the list of known hosts.
2026/06/01 01:56:33 parsed 1 programs
[ 53.401776][ T4200] cgroup: Unknown subsys name 'net'
[ 53.531230][ T4200] cgroup: Unknown subsys name 'rlimit'
Setting up swapspace version 1, size = 127995904 bytes
[ 54.855542][ T4200] Adding 124996k swap on ./swap-file. Priority:0 extents:1 across:124996k FS
[ 56.963441][ T144] wlan0: Created IBSS using preconfigured BSSID 50:50:50:50:50:50
[ 56.979777][ T144] wlan0: Creating new IBSS network, BSSID 50:50:50:50:50:50
[ 57.001796][ T3070] IPv6: ADDRCONF(NETDEV_CHANGE): wlan0: link becomes ready
[ 57.019483][ T144] wlan1: Created IBSS using preconfigured BSSID 50:50:50:50:50:50
[ 57.028480][ T144] wlan1: Creating new IBSS network, BSSID 50:50:50:50:50:50
[ 57.037114][ T3070] IPv6: ADDRCONF(NETDEV_CHANGE): wlan1: link becomes ready
[ 57.766680][ T4253] chnl_net:caif_netlink_parms(): no params data found
[ 57.813631][ T4253] bridge0: port 1(bridge_slave_0) entered blocking state
[ 57.821830][ T4253] bridge0: port 1(bridge_slave_0) entered disabled state
[ 57.830684][ T4253] device bridge_slave_0 entered promiscuous mode
[ 57.839795][ T4253] bridge0: port 2(bridge_slave_1) entered blocking state
[ 57.847085][ T4253] bridge0: port 2(bridge_slave_1) entered disabled state
[ 57.854702][ T4253] device bridge_slave_1 entered promiscuous mode
[ 57.877550][ T4253] bond0: (slave bond_slave_0): Enslaving as an active interface with an up link
[ 57.888910][ T4253] bond0: (slave bond_slave_1): Enslaving as an active interface with an up link
[ 57.914018][ T4253] team0: Port device team_slave_0 added
[ 57.922541][ T4253] team0: Port device team_slave_1 added
[ 57.943042][ T4253] batman_adv: batadv0: Adding interface: batadv_slave_0
[ 57.950132][ T4253] 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.
[ 57.976548][ T4253] batman_adv: batadv0: Not using interface batadv_slave_0 (retrying later): interface not active
[ 57.990814][ T4253] batman_adv: batadv0: Adding interface: batadv_slave_1
[ 57.998004][ T4253] 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.
[ 58.023973][ T4253] batman_adv: batadv0: Not using interface batadv_slave_1 (retrying later): interface not active
[ 58.051674][ T4253] device hsr_slave_0 entered promiscuous mode
[ 58.059335][ T4253] device hsr_slave_1 entered promiscuous mode
[ 58.273212][ T4253] netdevsim netdevsim0 netdevsim0: renamed from eth0
[ 58.297353][ T4253] netdevsim netdevsim0 netdevsim1: renamed from eth1
[ 58.315024][ T4253] netdevsim netdevsim0 netdevsim2: renamed from eth2
[ 58.323776][ T4253] netdevsim netdevsim0 netdevsim3: renamed from eth3
[ 58.370962][ T4253] 8021q: adding VLAN 0 to HW filter on device bond0
[ 58.384496][ T154] IPv6: ADDRCONF(NETDEV_CHANGE): veth1: link becomes ready
[ 58.393199][ T154] IPv6: ADDRCONF(NETDEV_CHANGE): veth0: link becomes ready
[ 58.404434][ T4253] 8021q: adding VLAN 0 to HW filter on device team0
[ 58.417157][ T154] IPv6: ADDRCONF(NETDEV_CHANGE): veth0_to_bridge: link becomes ready
[ 58.426094][ T154] IPv6: ADDRCONF(NETDEV_CHANGE): bridge_slave_0: link becomes ready
[ 58.435016][ T154] bridge0: port 1(bridge_slave_0) entered blocking state
[ 58.442286][ T154] bridge0: port 1(bridge_slave_0) entered forwarding state
[ 58.452169][ T154] IPv6: ADDRCONF(NETDEV_CHANGE): bridge0: link becomes ready
[ 58.464113][ T154] IPv6: ADDRCONF(NETDEV_CHANGE): veth1_to_bridge: link becomes ready
[ 58.473321][ T154] IPv6: ADDRCONF(NETDEV_CHANGE): bridge_slave_1: link becomes ready
[ 58.481957][ T154] bridge0: port 2(bridge_slave_1) entered blocking state
[ 58.489080][ T154] bridge0: port 2(bridge_slave_1) entered forwarding state
[ 58.500718][ T3070] IPv6: ADDRCONF(NETDEV_CHANGE): veth0_to_bond: link becomes ready
[ 58.511965][ T3070] IPv6: ADDRCONF(NETDEV_CHANGE): veth1_to_bond: link becomes ready
[ 58.523876][ T3070] IPv6: ADDRCONF(NETDEV_CHANGE): veth0_to_team: link becomes ready
[ 58.533579][ T3070] IPv6: ADDRCONF(NETDEV_CHANGE): team_slave_0: link becomes ready
[ 58.542842][ T3070] IPv6: ADDRCONF(NETDEV_CHANGE): team0: link becomes ready
[ 58.554487][ T3070] IPv6: ADDRCONF(NETDEV_CHANGE): veth1_to_team: link becomes ready
[ 58.564111][ T3070] IPv6: ADDRCONF(NETDEV_CHANGE): team_slave_1: link becomes ready
[ 58.575328][ T3070] IPv6: ADDRCONF(NETDEV_CHANGE): hsr_slave_0: link becomes ready
[ 58.587745][ T3070] IPv6: ADDRCONF(NETDEV_CHANGE): hsr_slave_1: link becomes ready
[ 58.598565][ T4253] IPv6: ADDRCONF(NETDEV_CHANGE): hsr0: link becomes ready
[ 58.670043][ T3070] IPv6: ADDRCONF(NETDEV_CHANGE): vxcan1: link becomes ready
[ 58.678074][ T3070] IPv6: ADDRCONF(NETDEV_CHANGE): vxcan0: link becomes ready
[ 58.690881][ T4253] 8021q: adding VLAN 0 to HW filter on device batadv0
[ 58.726694][ T3070] IPv6: ADDRCONF(NETDEV_CHANGE): veth0_virt_wifi: link becomes ready
[ 58.745238][ T3070] IPv6: ADDRCONF(NETDEV_CHANGE): veth0_vlan: link becomes ready
[ 58.753967][ T3070] IPv6: ADDRCONF(NETDEV_CHANGE): vlan0: link becomes ready
[ 58.763987][ T3070] IPv6: ADDRCONF(NETDEV_CHANGE): vlan1: link becomes ready
[ 58.774977][ T4253] device veth0_vlan entered promiscuous mode
[ 58.801790][ T4253] device veth1_vlan entered promiscuous mode
[ 58.819550][ T3070] IPv6: ADDRCONF(NETDEV_CHANGE): macvlan0: link becomes ready
[ 58.828417][ T3070] IPv6: ADDRCONF(NETDEV_CHANGE): macvlan1: link becomes ready
[ 58.837376][ T3070] IPv6: ADDRCONF(NETDEV_CHANGE): veth0_macvtap: link becomes ready
[ 58.849074][ T4253] device veth0_macvtap entered promiscuous mode
[ 58.859975][ T4253] device veth1_macvtap entered promiscuous mode
[ 58.895119][ T4253] batman_adv: batadv0: Interface activated: batadv_slave_0
[ 58.902905][ T9] IPv6: ADDRCONF(NETDEV_CHANGE): macvtap0: link becomes ready
[ 58.911575][ T9] IPv6: ADDRCONF(NETDEV_CHANGE): batadv_slave_0: link becomes ready
[ 58.920542][ T9] IPv6: ADDRCONF(NETDEV_CHANGE): veth0_to_batadv: link becomes ready
[ 58.931538][ T4253] batman_adv: batadv0: Interface activated: batadv_slave_1
[ 58.940738][ T3070] IPv6: ADDRCONF(NETDEV_CHANGE): batadv_slave_1: link becomes ready
[ 58.949644][ T3070] IPv6: ADDRCONF(NETDEV_CHANGE): veth1_to_batadv: link becomes ready
[ 58.959664][ T4253] netdevsim netdevsim0 netdevsim0: set [1, 0] type 2 family 0 port 6081 - 0
[ 58.968958][ T4253] netdevsim netdevsim0 netdevsim1: set [1, 0] type 2 family 0 port 6081 - 0
[ 58.978067][ T4253] netdevsim netdevsim0 netdevsim2: set [1, 0] type 2 family 0 port 6081 - 0
[ 58.987063][ T4253] netdevsim netdevsim0 netdevsim3: set [1, 0] type 2 family 0 port 6081 - 0
2026/06/01 01:56:41 executed programs: 0
[ 60.107639][ T4308] chnl_net:caif_netlink_parms(): no params data found
[ 60.174203][ T4308] bridge0: port 1(bridge_slave_0) entered blocking state
[ 60.181417][ T4308] bridge0: port 1(bridge_slave_0) entered disabled state
[ 60.191984][ T4308] device bridge_slave_0 entered promiscuous mode
[ 60.201650][ T4308] bridge0: port 2(bridge_slave_1) entered blocking state
[ 60.211188][ T4308] bridge0: port 2(bridge_slave_1) entered disabled state
[ 60.219649][ T4308] device bridge_slave_1 entered promiscuous mode
[ 60.247650][ T4308] bond0: (slave bond_slave_0): Enslaving as an active interface with an up link
[ 60.263423][ T4308] bond0: (slave bond_slave_1): Enslaving as an active interface with an up link
[ 60.292372][ T4308] team0: Port device team_slave_0 added
[ 60.302127][ T4308] team0: Port device team_slave_1 added
[ 60.323283][ T4308] batman_adv: batadv0: Adding interface: batadv_slave_0
[ 60.330587][ T4308] 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.
[ 60.357266][ T4308] batman_adv: batadv0: Not using interface batadv_slave_0 (retrying later): interface not active
[ 60.371412][ T4308] batman_adv: batadv0: Adding interface: batadv_slave_1
[ 60.379036][ T4308] 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.
[ 60.405482][ T4308] batman_adv: batadv0: Not using interface batadv_slave_1 (retrying later): interface not active
[ 60.443042][ T4308] device hsr_slave_0 entered promiscuous mode
[ 60.450140][ T4308] device hsr_slave_1 entered promiscuous mode
[ 60.457429][ T4308] debugfs: Directory 'hsr0' with parent 'hsr' already present!
[ 60.465285][ T4308] Cannot create hsr debugfs directory
[ 60.555650][ T4308] netdevsim netdevsim0 netdevsim3 (unregistering): unset [1, 0] type 2 family 0 port 6081 - 0
[ 60.701716][ T1183] ODEBUG: Out of memory. ODEBUG disabled
[ 62.066862][ T4316] Bluetooth: hci0: command 0x0409 tx timeout
[ 63.920725][ T4308] netdevsim netdevsim0 netdevsim2 (unregistering): unset [1, 0] type 2 family 0 port 6081 - 0
[ 64.136520][ T4276] Bluetooth: hci0: command 0x041b tx timeout
[ 64.319870][ T4308] netdevsim netdevsim0 netdevsim1 (unregistering): unset [1, 0] type 2 family 0 port 6081 - 0
[ 64.361059][ T4308] netdevsim netdevsim0 netdevsim0 (unregistering): unset [1, 0] type 2 family 0 port 6081 - 0
[ 64.431142][ T4308] netdevsim netdevsim0 netdevsim0: renamed from eth0
[ 64.440368][ T4308] netdevsim netdevsim0 netdevsim1: renamed from eth1
[ 64.450265][ T4308] netdevsim netdevsim0 netdevsim2: renamed from eth2
[ 64.459617][ T4308] netdevsim netdevsim0 netdevsim3: renamed from eth3
[ 64.499653][ T4308] 8021q: adding VLAN 0 to HW filter on device bond0
[ 64.510602][ T3070] IPv6: ADDRCONF(NETDEV_CHANGE): veth1: link becomes ready
[ 64.518991][ T3070] IPv6: ADDRCONF(NETDEV_CHANGE): veth0: link becomes ready
[ 64.529049][ T4308] 8021q: adding VLAN 0 to HW filter on device team0
[ 64.540089][ T9] IPv6: ADDRCONF(NETDEV_CHANGE): veth0_to_bridge: link becomes ready
[ 64.548728][ T9] IPv6: ADDRCONF(NETDEV_CHANGE): bridge_slave_0: link becomes ready
[ 64.558140][ T9] bridge0: port 1(bridge_slave_0) entered blocking state
[ 64.565184][ T9] bridge0: port 1(bridge_slave_0) entered forwarding state
[ 64.573468][ T9] IPv6: ADDRCONF(NETDEV_CHANGE): bridge0: link becomes ready
[ 64.591743][ T9] IPv6: ADDRCONF(NETDEV_CHANGE): veth1_to_bridge: link becomes ready
[ 64.600673][ T9] IPv6: ADDRCONF(NETDEV_CHANGE): bridge_slave_1: link becomes ready
[ 64.610671][ T9] bridge0: port 2(bridge_slave_1) entered blocking state
[ 64.617771][ T9] bridge0: port 2(bridge_slave_1) entered forwarding state
[ 64.628155][ T154] IPv6: ADDRCONF(NETDEV_CHANGE): veth0_to_bond: link becomes ready
[ 64.639936][ T154] IPv6: ADDRCONF(NETDEV_CHANGE): veth1_to_bond: link becomes ready
[ 64.661758][ T154] IPv6: ADDRCONF(NETDEV_CHANGE): veth0_to_team: link becomes ready
[ 64.670692][ T154] IPv6: ADDRCONF(NETDEV_CHANGE): team_slave_0: link becomes ready
[ 64.679423][ T154] IPv6: ADDRCONF(NETDEV_CHANGE): team0: link becomes ready
[ 64.689508][ T154] IPv6: ADDRCONF(NETDEV_CHANGE): veth1_to_team: link becomes ready
[ 64.699793][ T154] IPv6: ADDRCONF(NETDEV_CHANGE): team_slave_1: link becomes ready
[ 64.720474][ T154] IPv6: ADDRCONF(NETDEV_CHANGE): veth0_to_hsr: link becomes ready
[ 64.728980][ T154] IPv6: ADDRCONF(NETDEV_CHANGE): hsr_slave_0: link becomes ready
[ 64.740218][ T9] IPv6: ADDRCONF(NETDEV_CHANGE): veth1_to_hsr: link becomes ready
[ 64.749442][ T9] IPv6: ADDRCONF(NETDEV_CHANGE): hsr_slave_1: link becomes ready
[ 64.759616][ T4308] IPv6: ADDRCONF(NETDEV_CHANGE): hsr0: link becomes ready
[ 64.838450][ T154] IPv6: ADDRCONF(NETDEV_CHANGE): vxcan1: link becomes ready
[ 64.846027][ T154] IPv6: ADDRCONF(NETDEV_CHANGE): vxcan0: link becomes ready
[ 64.858600][ T4308] 8021q: adding VLAN 0 to HW filter on device batadv0
[ 64.882561][ T154] IPv6: ADDRCONF(NETDEV_CHANGE): veth1_virt_wifi: link becomes ready
[ 64.891743][ T154] IPv6: ADDRCONF(NETDEV_CHANGE): veth0_virt_wifi: link becomes ready
[ 64.918387][ T154] IPv6: ADDRCONF(NETDEV_CHANGE): veth1_vlan: link becomes ready
[ 64.926807][ T154] IPv6: ADDRCONF(NETDEV_CHANGE): veth0_vlan: link becomes ready
[ 64.935065][ T154] IPv6: ADDRCONF(NETDEV_CHANGE): vlan0: link becomes ready
[ 64.944771][ T154] IPv6: ADDRCONF(NETDEV_CHANGE): vlan1: link becomes ready
[ 64.954983][ T4308] device veth0_vlan entered promiscuous mode
[ 64.978011][ T4308] device veth1_vlan entered promiscuous mode
[ 64.993520][ T154] IPv6: ADDRCONF(NETDEV_CHANGE): macvlan0: link becomes ready
[ 65.001897][ T154] IPv6: ADDRCONF(NETDEV_CHANGE): macvlan1: link becomes ready
[ 65.010405][ T154] IPv6: ADDRCONF(NETDEV_CHANGE): veth1_macvtap: link becomes ready
[ 65.020565][ T154] IPv6: ADDRCONF(NETDEV_CHANGE): veth0_macvtap: link becomes ready
[ 65.030377][ T4308] device veth0_macvtap entered promiscuous mode
[ 65.047708][ T4308] device veth1_macvtap entered promiscuous mode
[ 65.060664][ T4308] batman_adv: The newly added mac address (aa:aa:aa:aa:aa:3e) already exists on: batadv_slave_0
[ 65.072048][ T4308] batman_adv: It is strongly recommended to keep mac addresses unique to avoid problems!
[ 65.083986][ T4308] batman_adv: batadv0: Interface activated: batadv_slave_0
[ 65.092200][ T154] IPv6: ADDRCONF(NETDEV_CHANGE): macvtap0: link becomes ready
[ 65.100418][ T154] IPv6: ADDRCONF(NETDEV_CHANGE): macsec0: link becomes ready
[ 65.108616][ T154] IPv6: ADDRCONF(NETDEV_CHANGE): batadv_slave_0: link becomes ready
[ 65.117234][ T154] IPv6: ADDRCONF(NETDEV_CHANGE): veth0_to_batadv: link becomes ready
[ 65.127627][ T4308] batman_adv: The newly added mac address (aa:aa:aa:aa:aa:3f) already exists on: batadv_slave_1
[ 65.138792][ T4308] batman_adv: It is strongly recommended to keep mac addresses unique to avoid problems!
[ 65.149563][ T4308] batman_adv: batadv0: Interface activated: batadv_slave_1
[ 65.159707][ T154] IPv6: ADDRCONF(NETDEV_CHANGE): batadv_slave_1: link becomes ready
[ 65.168425][ T154] IPv6: ADDRCONF(NETDEV_CHANGE): veth1_to_batadv: link becomes ready
[ 65.179630][ T4308] netdevsim netdevsim0 netdevsim0: set [1, 0] type 2 family 0 port 6081 - 0
[ 65.188558][ T4308] netdevsim netdevsim0 netdevsim1: set [1, 0] type 2 family 0 port 6081 - 0
[ 65.198174][ T4308] netdevsim netdevsim0 netdevsim2: set [1, 0] type 2 family 0 port 6081 - 0
[ 65.207172][ T4308] netdevsim netdevsim0 netdevsim3: set [1, 0] type 2 family 0 port 6081 - 0
[ 65.220855][ T1183] device hsr_slave_0 left promiscuous mode
[ 65.227655][ T1183] device hsr_slave_1 left promiscuous mode
[ 65.234289][ T1183] batman_adv: batadv0: Interface deactivated: batadv_slave_0
[ 65.241933][ T1183] batman_adv: batadv0: Removing interface: batadv_slave_0
[ 65.250679][ T1183] batman_adv: batadv0: Interface deactivated: batadv_slave_1
[ 65.258864][ T1183] batman_adv: batadv0: Removing interface: batadv_slave_1
[ 65.266830][ T1183] device bridge_slave_1 left promiscuous mode
[ 65.273867][ T1183] bridge0: port 2(bridge_slave_1) entered disabled state
[ 65.286252][ T1183] device bridge_slave_0 left promiscuous mode
[ 65.292463][ T1183] bridge0: port 1(bridge_slave_0) entered disabled state
[ 65.307802][ T1183] device veth1_macvtap left promiscuous mode
[ 65.314159][ T1183] device veth0_macvtap left promiscuous mode
[ 65.320770][ T1183] device veth1_vlan left promiscuous mode
[ 65.326872][ T1183] device veth0_vlan left promiscuous mode
[ 65.439300][ T1183] team0 (unregistering): Port device team_slave_1 removed
[ 65.451931][ T1183] team0 (unregistering): Port device team_slave_0 removed
[ 65.463547][ T1183] bond0 (unregistering): (slave bond_slave_1): Releasing backup interface
[ 65.477390][ T1183] bond0 (unregistering): (slave bond_slave_0): Releasing backup interface
[ 65.522311][ T1183] bond0 (unregistering): Released all slaves
[ 65.594169][ T4323] wlan0: Created IBSS using preconfigured BSSID 50:50:50:50:50:50
[ 65.604654][ T4323] wlan0: Creating new IBSS network, BSSID 50:50:50:50:50:50
[ 65.624929][ T4323] IPv6: ADDRCONF(NETDEV_CHANGE): wlan0: link becomes ready
[ 65.643242][ T4323] wlan1: Created IBSS using preconfigured BSSID 50:50:50:50:50:50
[ 65.651697][ T4323] wlan1: Creating new IBSS network, BSSID 50:50:50:50:50:50
[ 65.659776][ T3070] IPv6: ADDRCONF(NETDEV_CHANGE): wlan1: link becomes ready
[ 65.720160][ T4324]
[ 65.722768][ T4324] =============================
[ 65.729439][ T4324] WARNING: suspicious RCU usage
[ 65.734317][ T4324] syzkaller #0 Not tainted
[ 65.739778][ T4324] -----------------------------
[ 65.744868][ T4324] kernel/events/callchain.c:161 suspicious rcu_dereference_check() usage!
[ 65.754365][ T4324]
[ 65.754365][ T4324] other info that might help us debug this:
[ 65.754365][ T4324]
[ 65.764789][ T4324]
[ 65.764789][ T4324] rcu_scheduler_active = 2, debug_locks = 1
[ 65.773892][ T4324] 1 lock held by syz.0.17/4324:
[ 65.779097][ T4324] #0: ffffffff8c31f4a0 (rcu_read_lock_trace){....}-{0:0}, at: rcu_lock_acquire+0x9/0x30
[ 65.789340][ T4324]
[ 65.789340][ T4324] stack backtrace:
[ 65.795267][ T4324] CPU: 0 PID: 4324 Comm: syz.0.17 Not tainted syzkaller #0
[ 65.802470][ T4324] Hardware name: Google Google Compute Engine/Google Compute Engine, BIOS Google 04/18/2026
[ 65.812525][ T4324] Call Trace:
[ 65.815794][ T4324]
[ 65.818731][ T4324] dump_stack_lvl+0x188/0x250
[ 65.823411][ T4324] ? load_image+0x400/0x400
[ 65.827900][ T4324] ? show_regs_print_info+0x20/0x20
[ 65.833091][ T4324] ? print_tainted+0x148/0x170
[ 65.837966][ T4324] ? lockdep_rcu_suspicious+0x110/0x180
[ 65.843520][ T4324] get_callchain_entry+0x2a5/0x3b0
[ 65.848631][ T4324] get_perf_callchain+0xab/0x460
[ 65.853593][ T4324] ? put_callchain_entry+0xb0/0xb0
[ 65.858704][ T4324] ? mark_lock+0x94/0x320
[ 65.863026][ T4324] ? verify_lock_unused+0x140/0x140
[ 65.868211][ T4324] ? __lock_acquire+0x13bc/0x7d10
[ 65.873227][ T4324] __bpf_get_stack+0x2db/0x530
[ 65.878068][ T4324] ? stack_map_get_build_id_offset+0x860/0x860
[ 65.884210][ T4324] ? __cant_sleep+0x220/0x220
[ 65.888876][ T4324] ? bpf_prog_d43750871481577d+0x3d/0x868
[ 65.894585][ T4324] bpf_get_stack_raw_tp+0x189/0x1c0
[ 65.899870][ T4324] bpf_prog_d43750871481577d+0x3d/0x868
[ 65.905421][ T4324] bpf_prog_run_pin_on_cpu+0x63/0x140
[ 65.910869][ T4324] bpf_prog_test_run_syscall+0x35a/0x4f0
[ 65.916505][ T4324] ? sock_gen_cookie+0x60/0x60
[ 65.921343][ T4324] ? __fdget+0x150/0x210
[ 65.925566][ T4324] ? sock_gen_cookie+0x60/0x60
[ 65.930319][ T4324] bpf_prog_test_run+0x31e/0x390
[ 65.935266][ T4324] __sys_bpf+0x5a5/0x6f0
[ 65.939505][ T4324] ? bpf_link_show_fdinfo+0x380/0x380
[ 65.944866][ T4324] ? vtime_user_exit+0x2c8/0x3e0
[ 65.949791][ T4324] __x64_sys_bpf+0x78/0x90
[ 65.954200][ T4324] do_syscall_64+0x4c/0xa0
[ 65.958606][ T4324] ? clear_bhb_loop+0x30/0x80
[ 65.963272][ T4324] ? clear_bhb_loop+0x30/0x80
[ 65.967936][ T4324] entry_SYSCALL_64_after_hwframe+0x66/0xd0
[ 65.973823][ T4324] RIP: 0033:0x7f51162cde59
[ 65.978227][ T4324] 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
[ 65.997822][ T4324] RSP: 002b:00007ffc4cfe5548 EFLAGS: 00000246 ORIG_RAX: 0000000000000141
[ 66.006228][ T4324] RAX: ffffffffffffffda RBX: 00007f5116546fa0 RCX: 00007f51162cde59
[ 66.014195][ T4324] RDX: 000000000000000c RSI: 00002000000004c0 RDI: 000000000000000a
[ 66.022156][ T4324] RBP: 00007f5116363d6f R08: 0000000000000000 R09: 0000000000000000
[ 66.030119][ T4324] R10: 0000000000000000 R11: 0000000000000246 R12: 0000000000000000
[ 66.038080][ T4324] R13: 00007f5116546fac R14: 00007f5116546fa0 R15: 00007f5116546fa0
[ 66.046063][ T4324]
[ 66.052888][ T4324]
[ 66.055235][ T4324] =============================
[ 66.061692][ T4324] WARNING: suspicious RCU usage
[ 66.066665][ T4324] syzkaller #0 Not tainted
[ 66.071117][ T4324] -----------------------------
[ 66.076002][ T4324] include/linux/perf_event.h:1274 suspicious rcu_dereference_check() usage!
[ 66.084755][ T4324]
[ 66.084755][ T4324] other info that might help us debug this:
[ 66.084755][ T4324]
[ 66.095269][ T4324]
[ 66.095269][ T4324] rcu_scheduler_active = 2, debug_locks = 1
[ 66.103360][ T4324] 1 lock held by syz.0.17/4324:
[ 66.108304][ T4324] #0: ffffffff8c31f4a0 (rcu_read_lock_trace){....}-{0:0}, at: rcu_lock_acquire+0x9/0x30
[ 66.118193][ T4324]
[ 66.118193][ T4324] stack backtrace:
[ 66.124080][ T4324] CPU: 0 PID: 4324 Comm: syz.0.17 Not tainted syzkaller #0
[ 66.131262][ T4324] Hardware name: Google Google Compute Engine/Google Compute Engine, BIOS Google 04/18/2026
[ 66.141308][ T4324] Call Trace:
[ 66.144578][ T4324]
[ 66.147493][ T4324] dump_stack_lvl+0x188/0x250
[ 66.152157][ T4324] ? load_image+0x400/0x400
[ 66.156642][ T4324] ? show_regs_print_info+0x20/0x20
[ 66.161912][ T4324] ? lockdep_rcu_suspicious+0x110/0x180
[ 66.167489][ T4324] perf_callchain_kernel+0x5f1/0x720
[ 66.172767][ T4324] ? load_image+0x400/0x400
[ 66.177253][ T4324] ? show_regs_print_info+0x20/0x20
[ 66.182431][ T4324] ? print_tainted+0x148/0x170
[ 66.187182][ T4324] ? arch_perf_update_userpage+0x3c0/0x3c0
[ 66.192977][ T4324] ? get_callchain_entry+0x181/0x3b0
[ 66.198245][ T4324] get_perf_callchain+0x356/0x460
[ 66.203252][ T4324] ? put_callchain_entry+0xb0/0xb0
[ 66.208355][ T4324] ? mark_lock+0x94/0x320
[ 66.212705][ T4324] ? verify_lock_unused+0x140/0x140
[ 66.217886][ T4324] ? __lock_acquire+0x13bc/0x7d10
[ 66.222910][ T4324] __bpf_get_stack+0x2db/0x530
[ 66.227696][ T4324] ? stack_map_get_build_id_offset+0x860/0x860
[ 66.233857][ T4324] ? __cant_sleep+0x220/0x220
[ 66.238515][ T4324] ? bpf_prog_d43750871481577d+0x3d/0x868
[ 66.244246][ T4324] bpf_get_stack_raw_tp+0x189/0x1c0
[ 66.249427][ T4324] bpf_prog_d43750871481577d+0x3d/0x868
[ 66.254963][ T4324] bpf_prog_run_pin_on_cpu+0x63/0x140
[ 66.260331][ T4324] bpf_prog_test_run_syscall+0x35a/0x4f0
[ 66.265957][ T4324] ? sock_gen_cookie+0x60/0x60
[ 66.270910][ T4324] ? __fdget+0x150/0x210
[ 66.275134][ T4324] ? sock_gen_cookie+0x60/0x60
[ 66.279879][ T4324] bpf_prog_test_run+0x31e/0x390
[ 66.284806][ T4324] __sys_bpf+0x5a5/0x6f0
[ 66.289032][ T4324] ? bpf_link_show_fdinfo+0x380/0x380
[ 66.294396][ T4324] ? vtime_user_exit+0x2c8/0x3e0
[ 66.299322][ T4324] __x64_sys_bpf+0x78/0x90
[ 66.303726][ T4324] do_syscall_64+0x4c/0xa0
[ 66.308121][ T4324] ? clear_bhb_loop+0x30/0x80
[ 66.312779][ T4324] ? clear_bhb_loop+0x30/0x80
[ 66.317444][ T4324] entry_SYSCALL_64_after_hwframe+0x66/0xd0
[ 66.323320][ T4324] RIP: 0033:0x7f51162cde59
[ 66.327806][ T4324] 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
[ 66.347407][ T4324] RSP: 002b:00007ffc4cfe5548 EFLAGS: 00000246 ORIG_RAX: 0000000000000141
[ 66.355822][ T4324] RAX: ffffffffffffffda RBX: 00007f5116546fa0 RCX: 00007f51162cde59
[ 66.363794][ T4324] RDX: 000000000000000c RSI: 00002000000004c0 RDI: 000000000000000a
[ 66.371755][ T4324] RBP: 00007f5116363d6f R08: 0000000000000000 R09: 0000000000000000
[ 66.379742][ T4324] R10: 0000000000000000 R11: 0000000000000246 R12: 0000000000000000
[ 66.387706][ T4324] R13: 00007f5116546fac R14: 00007f5116546fa0 R15: 00007f5116546fa0
[ 66.395716][ T4324]
[ 66.399758][ T4275] Bluetooth: hci0: command 0x040f tx timeout