Warning: Permanently added '10.128.1.85' (ED25519) to the list of known hosts.
2026/06/06 01:35:15 parsed 1 programs
[ 64.902444][ T4199] cgroup: Unknown subsys name 'net'
[ 65.032899][ T4199] cgroup: Unknown subsys name 'rlimit'
Setting up swapspace version 1, size = 127995904 bytes
[ 66.596691][ T4199] Adding 124996k swap on ./swap-file. Priority:0 extents:1 across:124996k FS
[ 67.973639][ T4207] chnl_net:caif_netlink_parms(): no params data found
[ 68.013660][ T4207] bridge0: port 1(bridge_slave_0) entered blocking state
[ 68.021324][ T4207] bridge0: port 1(bridge_slave_0) entered disabled state
[ 68.029498][ T4207] device bridge_slave_0 entered promiscuous mode
[ 68.039105][ T4207] bridge0: port 2(bridge_slave_1) entered blocking state
[ 68.046263][ T4207] bridge0: port 2(bridge_slave_1) entered disabled state
[ 68.054367][ T4207] device bridge_slave_1 entered promiscuous mode
[ 68.073239][ T4207] bond0: (slave bond_slave_0): Enslaving as an active interface with an up link
[ 68.084076][ T4207] bond0: (slave bond_slave_1): Enslaving as an active interface with an up link
[ 68.104984][ T4207] team0: Port device team_slave_0 added
[ 68.112171][ T4207] team0: Port device team_slave_1 added
[ 68.127341][ T4207] batman_adv: batadv0: Adding interface: batadv_slave_0
[ 68.134301][ T4207] 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.
[ 68.160214][ T4207] batman_adv: batadv0: Not using interface batadv_slave_0 (retrying later): interface not active
[ 68.172487][ T4207] batman_adv: batadv0: Adding interface: batadv_slave_1
[ 68.179484][ T4207] 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.
[ 68.205397][ T4207] batman_adv: batadv0: Not using interface batadv_slave_1 (retrying later): interface not active
[ 68.233976][ T4207] device hsr_slave_0 entered promiscuous mode
[ 68.240694][ T4207] device hsr_slave_1 entered promiscuous mode
[ 68.337837][ T4207] netdevsim netdevsim0 netdevsim0: renamed from eth0
[ 68.348248][ T4207] netdevsim netdevsim0 netdevsim1: renamed from eth1
[ 68.357536][ T4207] netdevsim netdevsim0 netdevsim2: renamed from eth2
[ 68.366229][ T4207] netdevsim netdevsim0 netdevsim3: renamed from eth3
[ 68.388315][ T4207] bridge0: port 2(bridge_slave_1) entered blocking state
[ 68.395436][ T4207] bridge0: port 2(bridge_slave_1) entered forwarding state
[ 68.403273][ T4207] bridge0: port 1(bridge_slave_0) entered blocking state
[ 68.410367][ T4207] bridge0: port 1(bridge_slave_0) entered forwarding state
[ 68.450087][ T4207] 8021q: adding VLAN 0 to HW filter on device bond0
[ 68.463750][ T151] IPv6: ADDRCONF(NETDEV_CHANGE): veth0: link becomes ready
[ 68.473338][ T151] bridge0: port 1(bridge_slave_0) entered disabled state
[ 68.481947][ T151] bridge0: port 2(bridge_slave_1) entered disabled state
[ 68.490488][ T151] IPv6: ADDRCONF(NETDEV_CHANGE): bond0: link becomes ready
[ 68.503305][ T4207] 8021q: adding VLAN 0 to HW filter on device team0
[ 68.514068][ T144] IPv6: ADDRCONF(NETDEV_CHANGE): bridge_slave_0: link becomes ready
[ 68.522978][ T144] bridge0: port 1(bridge_slave_0) entered blocking state
[ 68.530116][ T144] bridge0: port 1(bridge_slave_0) entered forwarding state
[ 68.548436][ T144] IPv6: ADDRCONF(NETDEV_CHANGE): bridge_slave_1: link becomes ready
[ 68.557825][ T144] bridge0: port 2(bridge_slave_1) entered blocking state
[ 68.564903][ T144] bridge0: port 2(bridge_slave_1) entered forwarding state
[ 68.576904][ T144] IPv6: ADDRCONF(NETDEV_CHANGE): team_slave_0: link becomes ready
[ 68.585763][ T144] IPv6: ADDRCONF(NETDEV_CHANGE): team0: link becomes ready
[ 68.597067][ T144] IPv6: ADDRCONF(NETDEV_CHANGE): team_slave_1: link becomes ready
[ 68.610640][ T144] IPv6: ADDRCONF(NETDEV_CHANGE): hsr_slave_0: link becomes ready
[ 68.622226][ T151] IPv6: ADDRCONF(NETDEV_CHANGE): hsr_slave_1: link becomes ready
[ 68.632358][ T4207] IPv6: ADDRCONF(NETDEV_CHANGE): hsr0: link becomes ready
[ 68.710787][ T151] IPv6: ADDRCONF(NETDEV_CHANGE): vxcan0: link becomes ready
[ 68.718942][ T151] IPv6: ADDRCONF(NETDEV_CHANGE): vxcan1: link becomes ready
[ 68.732331][ T4207] 8021q: adding VLAN 0 to HW filter on device batadv0
[ 68.749472][ T151] IPv6: ADDRCONF(NETDEV_CHANGE): veth0_virt_wifi: link becomes ready
[ 68.766870][ T151] IPv6: ADDRCONF(NETDEV_CHANGE): veth0_vlan: link becomes ready
[ 68.775532][ T151] IPv6: ADDRCONF(NETDEV_CHANGE): vlan0: link becomes ready
[ 68.783377][ T151] IPv6: ADDRCONF(NETDEV_CHANGE): vlan1: link becomes ready
[ 68.793136][ T4207] device veth0_vlan entered promiscuous mode
[ 68.803862][ T4207] device veth1_vlan entered promiscuous mode
[ 68.822799][ T151] IPv6: ADDRCONF(NETDEV_CHANGE): macvlan0: link becomes ready
[ 68.831137][ T151] IPv6: ADDRCONF(NETDEV_CHANGE): macvlan1: link becomes ready
[ 68.839855][ T151] IPv6: ADDRCONF(NETDEV_CHANGE): veth0_macvtap: link becomes ready
[ 68.850488][ T4207] device veth0_macvtap entered promiscuous mode
[ 68.860665][ T4207] device veth1_macvtap entered promiscuous mode
[ 68.876497][ T4207] batman_adv: batadv0: Interface activated: batadv_slave_0
[ 68.884011][ T144] IPv6: ADDRCONF(NETDEV_CHANGE): veth0_to_batadv: link becomes ready
[ 68.894176][ T144] IPv6: ADDRCONF(NETDEV_CHANGE): macvtap0: link becomes ready
[ 68.905444][ T4207] batman_adv: batadv0: Interface activated: batadv_slave_1
[ 68.915430][ T144] IPv6: ADDRCONF(NETDEV_CHANGE): veth1_to_batadv: link becomes ready
[ 68.925910][ T4207] netdevsim netdevsim0 netdevsim0: set [1, 0] type 2 family 0 port 6081 - 0
[ 68.935107][ T4207] netdevsim netdevsim0 netdevsim1: set [1, 0] type 2 family 0 port 6081 - 0
[ 68.944084][ T4207] netdevsim netdevsim0 netdevsim2: set [1, 0] type 2 family 0 port 6081 - 0
[ 68.952984][ T4207] netdevsim netdevsim0 netdevsim3: set [1, 0] type 2 family 0 port 6081 - 0
[ 69.091649][ T144] netdevsim netdevsim0 netdevsim3 (unregistering): unset [1, 0] type 2 family 0 port 6081 - 0
[ 71.299539][ T1431] ieee802154 phy0 wpan0: encryption failed: -22
[ 71.306034][ T1431] ieee802154 phy1 wpan1: encryption failed: -22
[ 71.823538][ T144] netdevsim netdevsim0 netdevsim2 (unregistering): unset [1, 0] type 2 family 0 port 6081 - 0
[ 74.173343][ T144] netdevsim netdevsim0 netdevsim1 (unregistering): unset [1, 0] type 2 family 0 port 6081 - 0
[ 74.234226][ T144] netdevsim netdevsim0 netdevsim0 (unregistering): unset [1, 0] type 2 family 0 port 6081 - 0
[ 74.916639][ T144] device hsr_slave_0 left promiscuous mode
[ 74.928133][ T144] device hsr_slave_1 left promiscuous mode
[ 74.935587][ T144] batman_adv: batadv0: Interface deactivated: batadv_slave_0
[ 74.958976][ T144] batman_adv: batadv0: Removing interface: batadv_slave_0
[ 74.979099][ T144] batman_adv: batadv0: Interface deactivated: batadv_slave_1
[ 74.986542][ T144] batman_adv: batadv0: Removing interface: batadv_slave_1
[ 74.995141][ T144] device bridge_slave_1 left promiscuous mode
[ 75.002488][ T144] bridge0: port 2(bridge_slave_1) entered disabled state
[ 75.020525][ T144] device bridge_slave_0 left promiscuous mode
[ 75.026768][ T144] bridge0: port 1(bridge_slave_0) entered disabled state
[ 75.050351][ T144] device veth1_macvtap left promiscuous mode
[ 75.056678][ T144] device veth0_macvtap left promiscuous mode
[ 75.063310][ T144] device veth1_vlan left promiscuous mode
[ 75.069431][ T144] device veth0_vlan left promiscuous mode
[ 75.255352][ T144] team0 (unregistering): Port device team_slave_1 removed
[ 75.268615][ T144] team0 (unregistering): Port device team_slave_0 removed
[ 75.283650][ T144] bond0 (unregistering): (slave bond_slave_1): Releasing backup interface
[ 75.296417][ T144] bond0 (unregistering): (slave bond_slave_0): Releasing backup interface
[ 75.346555][ T144] bond0 (unregistering): Released all slaves
[ 76.304285][ T155] wlan0: Created IBSS using preconfigured BSSID 50:50:50:50:50:50
[ 76.317458][ T155] wlan0: Creating new IBSS network, BSSID 50:50:50:50:50:50
[ 76.345611][ T9] IPv6: ADDRCONF(NETDEV_CHANGE): wlan0: link becomes ready
[ 76.368842][ T9] wlan1: Created IBSS using preconfigured BSSID 50:50:50:50:50:50
[ 76.376710][ T9] wlan1: Creating new IBSS network, BSSID 50:50:50:50:50:50
[ 76.384890][ T155] IPv6: ADDRCONF(NETDEV_CHANGE): wlan1: link becomes ready
2026/06/06 01:35:29 executed programs: 0
[ 77.600934][ T4367] chnl_net:caif_netlink_parms(): no params data found
[ 77.664772][ T4367] bridge0: port 1(bridge_slave_0) entered blocking state
[ 77.672125][ T4367] bridge0: port 1(bridge_slave_0) entered disabled state
[ 77.683265][ T4367] device bridge_slave_0 entered promiscuous mode
[ 77.708136][ T4367] bridge0: port 2(bridge_slave_1) entered blocking state
[ 77.715315][ T4367] bridge0: port 2(bridge_slave_1) entered disabled state
[ 77.739058][ T4367] device bridge_slave_1 entered promiscuous mode
[ 77.789743][ T4367] bond0: (slave bond_slave_0): Enslaving as an active interface with an up link
[ 77.821439][ T4367] bond0: (slave bond_slave_1): Enslaving as an active interface with an up link
[ 77.866608][ T4367] team0: Port device team_slave_0 added
[ 77.893462][ T4367] team0: Port device team_slave_1 added
[ 77.916157][ T4367] batman_adv: batadv0: Adding interface: batadv_slave_0
[ 77.923736][ T4367] 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.
[ 77.949977][ T4367] batman_adv: batadv0: Not using interface batadv_slave_0 (retrying later): interface not active
[ 77.972703][ T4367] batman_adv: batadv0: Adding interface: batadv_slave_1
[ 77.981140][ T4367] 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.
[ 78.007630][ T4367] batman_adv: batadv0: Not using interface batadv_slave_1 (retrying later): interface not active
[ 78.084555][ T4367] device hsr_slave_0 entered promiscuous mode
[ 78.252774][ T4367] device hsr_slave_1 entered promiscuous mode
[ 78.831810][ T4367] netdevsim netdevsim0 netdevsim0: renamed from eth0
[ 78.842360][ T4367] netdevsim netdevsim0 netdevsim1: renamed from eth1
[ 78.854018][ T4367] netdevsim netdevsim0 netdevsim2: renamed from eth2
[ 78.864739][ T4367] netdevsim netdevsim0 netdevsim3: renamed from eth3
[ 78.981879][ T4367] 8021q: adding VLAN 0 to HW filter on device bond0
[ 79.044645][ T4367] 8021q: adding VLAN 0 to HW filter on device team0
[ 79.053399][ T155] IPv6: ADDRCONF(NETDEV_CHANGE): veth1: link becomes ready
[ 79.062777][ T155] IPv6: ADDRCONF(NETDEV_CHANGE): veth0: link becomes ready
[ 79.075919][ T151] IPv6: ADDRCONF(NETDEV_CHANGE): veth0_to_bridge: link becomes ready
[ 79.085826][ T151] IPv6: ADDRCONF(NETDEV_CHANGE): bridge_slave_0: link becomes ready
[ 79.095929][ T151] bridge0: port 1(bridge_slave_0) entered blocking state
[ 79.103080][ T151] bridge0: port 1(bridge_slave_0) entered forwarding state
[ 79.114410][ T151] IPv6: ADDRCONF(NETDEV_CHANGE): bridge0: link becomes ready
[ 79.174401][ T155] IPv6: ADDRCONF(NETDEV_CHANGE): veth1_to_bridge: link becomes ready
[ 79.183454][ T155] IPv6: ADDRCONF(NETDEV_CHANGE): bridge_slave_1: link becomes ready
[ 79.197574][ T155] bridge0: port 2(bridge_slave_1) entered blocking state
[ 79.204668][ T155] bridge0: port 2(bridge_slave_1) entered forwarding state
[ 79.272910][ T155] IPv6: ADDRCONF(NETDEV_CHANGE): veth0_to_bond: link becomes ready
[ 79.283224][ T155] IPv6: ADDRCONF(NETDEV_CHANGE): veth1_to_bond: link becomes ready
[ 79.295145][ T155] IPv6: ADDRCONF(NETDEV_CHANGE): veth0_to_team: link becomes ready
[ 79.305480][ T155] IPv6: ADDRCONF(NETDEV_CHANGE): team_slave_0: link becomes ready
[ 79.315971][ T155] IPv6: ADDRCONF(NETDEV_CHANGE): veth1_to_team: link becomes ready
[ 79.325392][ T155] IPv6: ADDRCONF(NETDEV_CHANGE): team_slave_1: link becomes ready
[ 79.335932][ T155] IPv6: ADDRCONF(NETDEV_CHANGE): veth0_to_hsr: link becomes ready
[ 79.345085][ T155] IPv6: ADDRCONF(NETDEV_CHANGE): hsr_slave_0: link becomes ready
[ 79.372837][ T4367] hsr0: Slave B (hsr_slave_1) is not up; please bring it up to get a fully working HSR network
[ 79.384352][ T4367] IPv6: ADDRCONF(NETDEV_CHANGE): hsr0: link becomes ready
[ 79.394235][ T155] IPv6: ADDRCONF(NETDEV_CHANGE): team0: link becomes ready
[ 79.402326][ T155] IPv6: ADDRCONF(NETDEV_CHANGE): veth1_to_hsr: link becomes ready
[ 79.411196][ T155] IPv6: ADDRCONF(NETDEV_CHANGE): hsr_slave_1: link becomes ready
[ 79.447998][ T4423] Bluetooth: hci0: command 0x0409 tx timeout
[ 79.643152][ T9] IPv6: ADDRCONF(NETDEV_CHANGE): vxcan1: link becomes ready
[ 79.652927][ T9] IPv6: ADDRCONF(NETDEV_CHANGE): vxcan0: link becomes ready
[ 79.671755][ T4367] 8021q: adding VLAN 0 to HW filter on device batadv0
[ 79.703652][ T9] IPv6: ADDRCONF(NETDEV_CHANGE): veth1_virt_wifi: link becomes ready
[ 79.713406][ T9] IPv6: ADDRCONF(NETDEV_CHANGE): veth0_virt_wifi: link becomes ready
[ 79.770476][ T9] IPv6: ADDRCONF(NETDEV_CHANGE): veth1_vlan: link becomes ready
[ 79.779131][ T9] IPv6: ADDRCONF(NETDEV_CHANGE): veth0_vlan: link becomes ready
[ 79.788853][ T9] IPv6: ADDRCONF(NETDEV_CHANGE): vlan0: link becomes ready
[ 79.796546][ T9] IPv6: ADDRCONF(NETDEV_CHANGE): vlan1: link becomes ready
[ 79.804969][ T4367] device veth0_vlan entered promiscuous mode
[ 79.817988][ T4367] device veth1_vlan entered promiscuous mode
[ 79.871089][ T9] IPv6: ADDRCONF(NETDEV_CHANGE): macvlan0: link becomes ready
[ 79.879873][ T9] IPv6: ADDRCONF(NETDEV_CHANGE): macvlan1: link becomes ready
[ 79.888788][ T9] IPv6: ADDRCONF(NETDEV_CHANGE): veth1_macvtap: link becomes ready
[ 79.898144][ T9] IPv6: ADDRCONF(NETDEV_CHANGE): veth0_macvtap: link becomes ready
[ 79.909281][ T4367] device veth0_macvtap entered promiscuous mode
[ 79.946542][ T4367] device veth1_macvtap entered promiscuous mode
[ 79.966759][ T4367] batman_adv: batadv0: Interface activated: batadv_slave_0
[ 79.979635][ T4367] batman_adv: batadv0: Interface activated: batadv_slave_1
[ 79.986957][ T9] IPv6: ADDRCONF(NETDEV_CHANGE): macvtap0: link becomes ready
[ 79.998736][ T9] IPv6: ADDRCONF(NETDEV_CHANGE): macsec0: link becomes ready
[ 80.006857][ T9] IPv6: ADDRCONF(NETDEV_CHANGE): batadv_slave_0: link becomes ready
[ 80.016454][ T9] IPv6: ADDRCONF(NETDEV_CHANGE): veth0_to_batadv: link becomes ready
[ 80.025676][ T9] IPv6: ADDRCONF(NETDEV_CHANGE): batadv_slave_1: link becomes ready
[ 80.035189][ T9] IPv6: ADDRCONF(NETDEV_CHANGE): veth1_to_batadv: link becomes ready
[ 80.052974][ T4367] netdevsim netdevsim0 netdevsim0: set [1, 0] type 2 family 0 port 6081 - 0
[ 80.065215][ T4367] netdevsim netdevsim0 netdevsim1: set [1, 0] type 2 family 0 port 6081 - 0
[ 80.075876][ T4367] netdevsim netdevsim0 netdevsim2: set [1, 0] type 2 family 0 port 6081 - 0
[ 80.086142][ T4367] netdevsim netdevsim0 netdevsim3: set [1, 0] type 2 family 0 port 6081 - 0
[ 80.269341][ T9] wlan0: Created IBSS using preconfigured BSSID 50:50:50:50:50:50
[ 80.277548][ T9] wlan0: Creating new IBSS network, BSSID 50:50:50:50:50:50
[ 80.286203][ T9] IPv6: ADDRCONF(NETDEV_CHANGE): wlan0: link becomes ready
[ 80.328767][ T9] wlan1: Created IBSS using preconfigured BSSID 50:50:50:50:50:50
[ 80.336627][ T9] wlan1: Creating new IBSS network, BSSID 50:50:50:50:50:50
[ 80.353609][ T4300] IPv6: ADDRCONF(NETDEV_CHANGE): wlan1: link becomes ready
[ 80.434011][ T4510]
[ 80.436490][ T4510] =============================
[ 80.467439][ T4510] WARNING: suspicious RCU usage
[ 80.472340][ T4510] syzkaller #0 Not tainted
[ 80.476768][ T4510] -----------------------------
[ 80.486117][ T4510] kernel/events/callchain.c:161 suspicious rcu_dereference_check() usage!
[ 80.496688][ T4510]
[ 80.496688][ T4510] other info that might help us debug this:
[ 80.496688][ T4510]
[ 80.508598][ T4510]
[ 80.508598][ T4510] rcu_scheduler_active = 2, debug_locks = 1
[ 80.516759][ T4510] 1 lock held by syz.0.17/4510:
[ 80.523220][ T4510] #0: ffffffff8c31f4e0 (rcu_read_lock_trace){....}-{0:0}, at: rcu_lock_acquire+0x9/0x30
[ 80.533841][ T4510]
[ 80.533841][ T4510] stack backtrace:
[ 80.540192][ T4510] CPU: 0 PID: 4510 Comm: syz.0.17 Not tainted syzkaller #0
[ 80.547418][ T4510] Hardware name: Google Google Compute Engine/Google Compute Engine, BIOS Google 05/09/2026
[ 80.557490][ T4510] Call Trace:
[ 80.560786][ T4510]
[ 80.563735][ T4510] dump_stack_lvl+0x188/0x250
[ 80.568435][ T4510] ? load_image+0x400/0x400
[ 80.572969][ T4510] ? show_regs_print_info+0x20/0x20
[ 80.578199][ T4510] ? print_tainted+0x148/0x170
[ 80.583000][ T4510] ? lockdep_rcu_suspicious+0x110/0x180
[ 80.588667][ T4510] get_callchain_entry+0x2a5/0x3b0
[ 80.593805][ T4510] get_perf_callchain+0xab/0x460
[ 80.598766][ T4510] ? put_callchain_entry+0xb0/0xb0
[ 80.603908][ T4510] ? mark_lock+0x94/0x320
[ 80.608257][ T4510] ? verify_lock_unused+0x140/0x140
[ 80.613479][ T4510] ? __lock_acquire+0x13bc/0x7d10
[ 80.618534][ T4510] __bpf_get_stack+0x2db/0x530
[ 80.623328][ T4510] ? stack_map_get_build_id_offset+0x860/0x860
[ 80.629505][ T4510] ? __cant_sleep+0x220/0x220
[ 80.634195][ T4510] ? bpf_prog_d43750871481577d+0x3d/0x134
[ 80.639930][ T4510] bpf_get_stack_raw_tp+0x189/0x1c0
[ 80.645154][ T4510] bpf_prog_d43750871481577d+0x3d/0x134
[ 80.650718][ T4510] bpf_prog_run_pin_on_cpu+0x63/0x140
[ 80.656292][ T4510] bpf_prog_test_run_syscall+0x35a/0x4f0
[ 80.661946][ T4510] ? sock_gen_cookie+0x60/0x60
[ 80.666736][ T4510] ? __fdget+0x150/0x210
[ 80.670997][ T4510] ? sock_gen_cookie+0x60/0x60
[ 80.675782][ T4510] bpf_prog_test_run+0x31e/0x390
[ 80.680747][ T4510] __sys_bpf+0x5a5/0x6f0
[ 80.685018][ T4510] ? bpf_link_show_fdinfo+0x380/0x380
[ 80.690418][ T4510] ? vtime_user_exit+0x2c8/0x3e0
[ 80.695384][ T4510] __x64_sys_bpf+0x78/0x90
[ 80.699818][ T4510] do_syscall_64+0x4c/0xa0
[ 80.704256][ T4510] ? clear_bhb_loop+0x30/0x80
[ 80.708952][ T4510] ? clear_bhb_loop+0x30/0x80
[ 80.713648][ T4510] entry_SYSCALL_64_after_hwframe+0x66/0xd0
[ 80.719555][ T4510] RIP: 0033:0x7f4bd37f5e59
[ 80.723988][ T4510] 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
[ 80.743715][ T4510] RSP: 002b:00007ffca560eef8 EFLAGS: 00000246 ORIG_RAX: 0000000000000141
[ 80.752159][ T4510] RAX: ffffffffffffffda RBX: 00007f4bd3a6efa0 RCX: 00007f4bd37f5e59
[ 80.760146][ T4510] RDX: 000000000000000c RSI: 00002000000004c0 RDI: 000000000000000a
[ 80.768391][ T4510] RBP: 00007f4bd388bd6f R08: 0000000000000000 R09: 0000000000000000
[ 80.776372][ T4510] R10: 0000000000000000 R11: 0000000000000246 R12: 0000000000000000
[ 80.784359][ T4510] R13: 00007f4bd3a6efac R14: 00007f4bd3a6efa0 R15: 00007f4bd3a6efa0
[ 80.792376][ T4510]
[ 80.818470][ T4510]
[ 80.820859][ T4510] =============================
[ 80.825714][ T4510] WARNING: suspicious RCU usage
[ 80.837357][ T4510] syzkaller #0 Not tainted
[ 80.841808][ T4510] -----------------------------
[ 80.846675][ T4510] include/linux/perf_event.h:1274 suspicious rcu_dereference_check() usage!
[ 80.856281][ T4510]
[ 80.856281][ T4510] other info that might help us debug this:
[ 80.856281][ T4510]
[ 80.890730][ T4510]
[ 80.890730][ T4510] rcu_scheduler_active = 2, debug_locks = 1
[ 80.899208][ T4510] 1 lock held by syz.0.17/4510:
[ 80.904177][ T4510] #0: ffffffff8c31f4e0 (rcu_read_lock_trace){....}-{0:0}, at: rcu_lock_acquire+0x9/0x30
[ 80.922736][ T4510]
[ 80.922736][ T4510] stack backtrace:
[ 80.929462][ T4510] CPU: 0 PID: 4510 Comm: syz.0.17 Not tainted syzkaller #0
[ 80.936693][ T4510] Hardware name: Google Google Compute Engine/Google Compute Engine, BIOS Google 05/09/2026
[ 80.946771][ T4510] Call Trace:
[ 80.950069][ T4510]
[ 80.953018][ T4510] dump_stack_lvl+0x188/0x250
[ 80.957712][ T4510] ? load_image+0x400/0x400
[ 80.962232][ T4510] ? show_regs_print_info+0x20/0x20
[ 80.967456][ T4510] ? lockdep_rcu_suspicious+0x110/0x180
[ 80.973022][ T4510] perf_callchain_kernel+0x5f1/0x720
[ 80.978333][ T4510] ? load_image+0x400/0x400
[ 80.982858][ T4510] ? show_regs_print_info+0x20/0x20
[ 80.988068][ T4510] ? print_tainted+0x148/0x170
[ 80.992856][ T4510] ? arch_perf_update_userpage+0x3c0/0x3c0
[ 80.998694][ T4510] ? get_callchain_entry+0x181/0x3b0
[ 81.003998][ T4510] get_perf_callchain+0x356/0x460
[ 81.009044][ T4510] ? put_callchain_entry+0xb0/0xb0
[ 81.014179][ T4510] ? mark_lock+0x94/0x320
[ 81.018524][ T4510] ? verify_lock_unused+0x140/0x140
[ 81.023736][ T4510] ? __lock_acquire+0x13bc/0x7d10
[ 81.028788][ T4510] __bpf_get_stack+0x2db/0x530
[ 81.033606][ T4510] ? stack_map_get_build_id_offset+0x860/0x860
[ 81.039780][ T4510] ? __cant_sleep+0x220/0x220
[ 81.044568][ T4510] ? bpf_prog_d43750871481577d+0x3d/0x134
[ 81.050304][ T4510] bpf_get_stack_raw_tp+0x189/0x1c0
[ 81.055525][ T4510] bpf_prog_d43750871481577d+0x3d/0x134
[ 81.061088][ T4510] bpf_prog_run_pin_on_cpu+0x63/0x140
[ 81.066487][ T4510] bpf_prog_test_run_syscall+0x35a/0x4f0
[ 81.072136][ T4510] ? sock_gen_cookie+0x60/0x60
[ 81.076921][ T4510] ? __fdget+0x150/0x210
[ 81.081178][ T4510] ? sock_gen_cookie+0x60/0x60
[ 81.085959][ T4510] bpf_prog_test_run+0x31e/0x390
[ 81.090919][ T4510] __sys_bpf+0x5a5/0x6f0
[ 81.095180][ T4510] ? bpf_link_show_fdinfo+0x380/0x380
[ 81.100586][ T4510] ? vtime_user_exit+0x2c8/0x3e0
[ 81.105653][ T4510] __x64_sys_bpf+0x78/0x90
[ 81.110090][ T4510] do_syscall_64+0x4c/0xa0
[ 81.114528][ T4510] ? clear_bhb_loop+0x30/0x80
[ 81.119226][ T4510] ? clear_bhb_loop+0x30/0x80
[ 81.123927][ T4510] entry_SYSCALL_64_after_hwframe+0x66/0xd0
[ 81.129849][ T4510] RIP: 0033:0x7f4bd37f5e59
[ 81.134289][ T4510] 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
[ 81.154000][ T4510] RSP: 002b:00007ffca560eef8 EFLAGS: 00000246 ORIG_RAX: 0000000000000141
[ 81.162436][ T4510] RAX: ffffffffffffffda RBX: 00007f4bd3a6efa0 RCX: 00007f4bd37f5e59
[ 81.170424][ T4510] RDX: 000000000000000c RSI: 00002000000004c0 RDI: 000000000000000a
[ 81.178501][ T4510] RBP: 00007f4bd388bd6f R08: 0000000000000000 R09: 0000000000000000
[ 81.186490][ T4510] R10: 0000000000000000 R11: 0000000000000246 R12: 0000000000000000
[ 81.194473][ T4510] R13: 00007f4bd3a6efac R14: 00007f4bd3a6efa0 R15: 00007f4bd3a6efa0
[ 81.202481][ T4510]