Warning: Permanently added '10.128.0.4' (ED25519) to the list of known hosts.
2026/06/17 08:39:06 parsed 1 programs
[ 61.825747][ T4199] cgroup: Unknown subsys name 'net'
[ 61.964894][ T4199] cgroup: Unknown subsys name 'rlimit'
Setting up swapspace version 1, size = 127995904 bytes
[ 63.192157][ T4199] Adding 124996k swap on ./swap-file. Priority:0 extents:1 across:124996k FS
[ 64.676223][ T9] wlan0: Created IBSS using preconfigured BSSID 50:50:50:50:50:50
[ 64.684378][ T9] wlan0: Creating new IBSS network, BSSID 50:50:50:50:50:50
[ 64.692908][ T155] IPv6: ADDRCONF(NETDEV_CHANGE): wlan0: link becomes ready
[ 64.712277][ T155] wlan1: Created IBSS using preconfigured BSSID 50:50:50:50:50:50
[ 64.720179][ T155] wlan1: Creating new IBSS network, BSSID 50:50:50:50:50:50
[ 64.727826][ T155] IPv6: ADDRCONF(NETDEV_CHANGE): wlan1: link becomes ready
[ 65.161366][ T4240] chnl_net:caif_netlink_parms(): no params data found
[ 65.218661][ T4240] bridge0: port 1(bridge_slave_0) entered blocking state
[ 65.226268][ T4240] bridge0: port 1(bridge_slave_0) entered disabled state
[ 65.234333][ T4240] device bridge_slave_0 entered promiscuous mode
[ 65.244337][ T4240] bridge0: port 2(bridge_slave_1) entered blocking state
[ 65.251506][ T4240] bridge0: port 2(bridge_slave_1) entered disabled state
[ 65.259458][ T4240] device bridge_slave_1 entered promiscuous mode
[ 65.283448][ T4240] bond0: (slave bond_slave_0): Enslaving as an active interface with an up link
[ 65.294734][ T4240] bond0: (slave bond_slave_1): Enslaving as an active interface with an up link
[ 65.320835][ T4240] team0: Port device team_slave_0 added
[ 65.328380][ T4240] team0: Port device team_slave_1 added
[ 65.348645][ T4240] batman_adv: batadv0: Adding interface: batadv_slave_0
[ 65.355633][ T4240] 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.
[ 65.382064][ T4240] batman_adv: batadv0: Not using interface batadv_slave_0 (retrying later): interface not active
[ 65.395154][ T4240] batman_adv: batadv0: Adding interface: batadv_slave_1
[ 65.402286][ T4240] 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.
[ 65.428223][ T4240] batman_adv: batadv0: Not using interface batadv_slave_1 (retrying later): interface not active
[ 65.464807][ T4240] device hsr_slave_0 entered promiscuous mode
[ 65.472088][ T4240] device hsr_slave_1 entered promiscuous mode
[ 65.590842][ T4240] netdevsim netdevsim0 netdevsim0: renamed from eth0
[ 65.601903][ T4240] netdevsim netdevsim0 netdevsim1: renamed from eth1
[ 65.611791][ T4240] netdevsim netdevsim0 netdevsim2: renamed from eth2
[ 65.621345][ T4240] netdevsim netdevsim0 netdevsim3: renamed from eth3
[ 65.646808][ T4240] bridge0: port 2(bridge_slave_1) entered blocking state
[ 65.654031][ T4240] bridge0: port 2(bridge_slave_1) entered forwarding state
[ 65.661759][ T4240] bridge0: port 1(bridge_slave_0) entered blocking state
[ 65.668821][ T4240] bridge0: port 1(bridge_slave_0) entered forwarding state
[ 65.693484][ T155] bridge0: port 1(bridge_slave_0) entered disabled state
[ 65.701784][ T155] bridge0: port 2(bridge_slave_1) entered disabled state
[ 65.741054][ T4240] 8021q: adding VLAN 0 to HW filter on device bond0
[ 65.755170][ T144] IPv6: ADDRCONF(NETDEV_CHANGE): veth1: link becomes ready
[ 65.763729][ T144] IPv6: ADDRCONF(NETDEV_CHANGE): veth0: link becomes ready
[ 65.776520][ T4240] 8021q: adding VLAN 0 to HW filter on device team0
[ 65.788947][ T144] IPv6: ADDRCONF(NETDEV_CHANGE): veth0_to_bridge: link becomes ready
[ 65.805152][ T144] IPv6: ADDRCONF(NETDEV_CHANGE): bridge_slave_0: link becomes ready
[ 65.818395][ T144] bridge0: port 1(bridge_slave_0) entered blocking state
[ 65.825518][ T144] bridge0: port 1(bridge_slave_0) entered forwarding state
[ 65.837220][ T4222] IPv6: ADDRCONF(NETDEV_CHANGE): veth1_to_bridge: link becomes ready
[ 65.846098][ T4222] IPv6: ADDRCONF(NETDEV_CHANGE): bridge_slave_1: link becomes ready
[ 65.855331][ T4222] bridge0: port 2(bridge_slave_1) entered blocking state
[ 65.862433][ T4222] bridge0: port 2(bridge_slave_1) entered forwarding state
[ 65.881343][ T4222] IPv6: ADDRCONF(NETDEV_CHANGE): veth0_to_bond: link becomes ready
[ 65.890984][ T4222] IPv6: ADDRCONF(NETDEV_CHANGE): veth1_to_bond: link becomes ready
[ 65.899719][ T4222] IPv6: ADDRCONF(NETDEV_CHANGE): veth0_to_team: link becomes ready
[ 65.912965][ T4222] IPv6: ADDRCONF(NETDEV_CHANGE): team_slave_0: link becomes ready
[ 65.930358][ T4222] IPv6: ADDRCONF(NETDEV_CHANGE): team0: link becomes ready
[ 65.939036][ T4222] IPv6: ADDRCONF(NETDEV_CHANGE): veth1_to_team: link becomes ready
[ 65.949160][ T4222] IPv6: ADDRCONF(NETDEV_CHANGE): team_slave_1: link becomes ready
[ 65.959094][ T4222] IPv6: ADDRCONF(NETDEV_CHANGE): veth0_to_hsr: link becomes ready
[ 65.967765][ T4222] IPv6: ADDRCONF(NETDEV_CHANGE): hsr_slave_0: link becomes ready
[ 65.976629][ T4222] IPv6: ADDRCONF(NETDEV_CHANGE): veth1_to_hsr: link becomes ready
[ 65.985323][ T4222] IPv6: ADDRCONF(NETDEV_CHANGE): hsr_slave_1: link becomes ready
[ 65.995965][ T4240] IPv6: ADDRCONF(NETDEV_CHANGE): hsr0: link becomes ready
[ 66.108914][ T4240] 8021q: adding VLAN 0 to HW filter on device batadv0
[ 66.118889][ T155] IPv6: ADDRCONF(NETDEV_CHANGE): vxcan1: link becomes ready
[ 66.127088][ T155] IPv6: ADDRCONF(NETDEV_CHANGE): vxcan0: link becomes ready
[ 66.148936][ T4222] IPv6: ADDRCONF(NETDEV_CHANGE): veth1_virt_wifi: link becomes ready
[ 66.159356][ T4222] IPv6: ADDRCONF(NETDEV_CHANGE): veth0_virt_wifi: link becomes ready
[ 66.179372][ T4240] device veth0_vlan entered promiscuous mode
[ 66.187927][ T4222] IPv6: ADDRCONF(NETDEV_CHANGE): veth1_vlan: link becomes ready
[ 66.196096][ T4222] IPv6: ADDRCONF(NETDEV_CHANGE): veth0_vlan: link becomes ready
[ 66.205484][ T4222] IPv6: ADDRCONF(NETDEV_CHANGE): vlan0: link becomes ready
[ 66.213945][ T4222] IPv6: ADDRCONF(NETDEV_CHANGE): vlan1: link becomes ready
[ 66.225159][ T4240] device veth1_vlan entered promiscuous mode
[ 66.247520][ T155] IPv6: ADDRCONF(NETDEV_CHANGE): macvlan0: link becomes ready
[ 66.256240][ T155] IPv6: ADDRCONF(NETDEV_CHANGE): macvlan1: link becomes ready
[ 66.265667][ T155] IPv6: ADDRCONF(NETDEV_CHANGE): veth1_macvtap: link becomes ready
[ 66.274372][ T155] IPv6: ADDRCONF(NETDEV_CHANGE): veth0_macvtap: link becomes ready
[ 66.285930][ T4240] device veth0_macvtap entered promiscuous mode
[ 66.301853][ T4240] device veth1_macvtap entered promiscuous mode
[ 66.321802][ T4240] batman_adv: batadv0: Interface activated: batadv_slave_0
[ 66.329213][ T144] IPv6: ADDRCONF(NETDEV_CHANGE): macvtap0: link becomes ready
[ 66.343422][ T144] IPv6: ADDRCONF(NETDEV_CHANGE): macsec0: link becomes ready
[ 66.351903][ T144] IPv6: ADDRCONF(NETDEV_CHANGE): batadv_slave_0: link becomes ready
[ 66.362408][ T144] IPv6: ADDRCONF(NETDEV_CHANGE): veth0_to_batadv: link becomes ready
[ 66.374297][ T4240] batman_adv: batadv0: Interface activated: batadv_slave_1
[ 66.384248][ T155] IPv6: ADDRCONF(NETDEV_CHANGE): batadv_slave_1: link becomes ready
[ 66.392866][ T155] IPv6: ADDRCONF(NETDEV_CHANGE): veth1_to_batadv: link becomes ready
[ 66.402814][ T4240] netdevsim netdevsim0 netdevsim0: set [1, 0] type 2 family 0 port 6081 - 0
[ 66.412484][ T4240] netdevsim netdevsim0 netdevsim1: set [1, 0] type 2 family 0 port 6081 - 0
[ 66.421617][ T4240] netdevsim netdevsim0 netdevsim2: set [1, 0] type 2 family 0 port 6081 - 0
[ 66.430394][ T4240] netdevsim netdevsim0 netdevsim3: set [1, 0] type 2 family 0 port 6081 - 0
[ 66.515409][ T4240] syz-executor (4240) used greatest stack depth: 20688 bytes left
2026/06/17 08:39:13 executed programs: 0
[ 68.426757][ T4298] chnl_net:caif_netlink_parms(): no params data found
[ 68.484488][ T4298] bridge0: port 1(bridge_slave_0) entered blocking state
[ 68.491701][ T4298] bridge0: port 1(bridge_slave_0) entered disabled state
[ 68.499800][ T4298] device bridge_slave_0 entered promiscuous mode
[ 68.510114][ T4298] bridge0: port 2(bridge_slave_1) entered blocking state
[ 68.517225][ T4298] bridge0: port 2(bridge_slave_1) entered disabled state
[ 68.524954][ T4298] device bridge_slave_1 entered promiscuous mode
[ 68.549200][ T4298] bond0: (slave bond_slave_0): Enslaving as an active interface with an up link
[ 68.560732][ T4298] bond0: (slave bond_slave_1): Enslaving as an active interface with an up link
[ 68.586673][ T4298] team0: Port device team_slave_0 added
[ 68.594249][ T4298] team0: Port device team_slave_1 added
[ 68.614373][ T4298] batman_adv: batadv0: Adding interface: batadv_slave_0
[ 68.621514][ T4298] 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.
[ 68.647755][ T4298] batman_adv: batadv0: Not using interface batadv_slave_0 (retrying later): interface not active
[ 68.659907][ T4298] batman_adv: batadv0: Adding interface: batadv_slave_1
[ 68.666925][ T4298] 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.
[ 68.693455][ T4298] batman_adv: batadv0: Not using interface batadv_slave_1 (retrying later): interface not active
[ 68.731280][ T4298] device hsr_slave_0 entered promiscuous mode
[ 68.738176][ T4298] device hsr_slave_1 entered promiscuous mode
[ 68.745836][ T4298] debugfs: Directory 'hsr0' with parent 'hsr' already present!
[ 68.753703][ T4298] Cannot create hsr debugfs directory
[ 68.834126][ T4298] netdevsim netdevsim0 netdevsim3 (unregistering): unset [1, 0] type 2 family 0 port 6081 - 0
[ 70.380818][ T4311] Bluetooth: hci0: command 0x0409 tx timeout
[ 71.102060][ T1431] ieee802154 phy0 wpan0: encryption failed: -22
[ 71.108474][ T1431] ieee802154 phy1 wpan1: encryption failed: -22
[ 72.242547][ T4298] netdevsim netdevsim0 netdevsim2 (unregistering): unset [1, 0] type 2 family 0 port 6081 - 0
[ 72.312997][ T4298] netdevsim netdevsim0 netdevsim1 (unregistering): unset [1, 0] type 2 family 0 port 6081 - 0
[ 72.366048][ T4298] netdevsim netdevsim0 netdevsim0 (unregistering): unset [1, 0] type 2 family 0 port 6081 - 0
[ 72.460128][ T13] Bluetooth: hci0: command 0x041b tx timeout
[ 72.565021][ T4298] netdevsim netdevsim0 netdevsim0: renamed from eth0
[ 72.576015][ T4298] netdevsim netdevsim0 netdevsim1: renamed from eth1
[ 72.584705][ T4298] netdevsim netdevsim0 netdevsim2: renamed from eth2
[ 72.610296][ T4298] netdevsim netdevsim0 netdevsim3: renamed from eth3
[ 72.649716][ T4298] 8021q: adding VLAN 0 to HW filter on device bond0
[ 72.678119][ T155] IPv6: ADDRCONF(NETDEV_CHANGE): veth1: link becomes ready
[ 72.685846][ T155] IPv6: ADDRCONF(NETDEV_CHANGE): veth0: link becomes ready
[ 72.695547][ T4298] 8021q: adding VLAN 0 to HW filter on device team0
[ 72.706252][ T4260] IPv6: ADDRCONF(NETDEV_CHANGE): veth0_to_bridge: link becomes ready
[ 72.715590][ T4260] IPv6: ADDRCONF(NETDEV_CHANGE): bridge_slave_0: link becomes ready
[ 72.724624][ T4260] bridge0: port 1(bridge_slave_0) entered blocking state
[ 72.731711][ T4260] bridge0: port 1(bridge_slave_0) entered forwarding state
[ 72.739676][ T4260] IPv6: ADDRCONF(NETDEV_CHANGE): bridge0: link becomes ready
[ 72.751082][ T4222] IPv6: ADDRCONF(NETDEV_CHANGE): veth1_to_bridge: link becomes ready
[ 72.759630][ T4222] IPv6: ADDRCONF(NETDEV_CHANGE): bridge_slave_1: link becomes ready
[ 72.769094][ T4222] bridge0: port 2(bridge_slave_1) entered blocking state
[ 72.776182][ T4222] bridge0: port 2(bridge_slave_1) entered forwarding state
[ 72.799454][ T155] IPv6: ADDRCONF(NETDEV_CHANGE): veth0_to_bond: link becomes ready
[ 72.809755][ T155] IPv6: ADDRCONF(NETDEV_CHANGE): veth1_to_bond: link becomes ready
[ 72.821412][ T155] IPv6: ADDRCONF(NETDEV_CHANGE): veth0_to_team: link becomes ready
[ 72.831565][ T155] IPv6: ADDRCONF(NETDEV_CHANGE): team_slave_0: link becomes ready
[ 72.840267][ T155] IPv6: ADDRCONF(NETDEV_CHANGE): team0: link becomes ready
[ 72.851319][ T4222] IPv6: ADDRCONF(NETDEV_CHANGE): veth1_to_team: link becomes ready
[ 72.860268][ T4222] IPv6: ADDRCONF(NETDEV_CHANGE): team_slave_1: link becomes ready
[ 72.874181][ T154] device hsr_slave_0 left promiscuous mode
[ 72.881790][ T154] device hsr_slave_1 left promiscuous mode
[ 72.888451][ T154] batman_adv: batadv0: Interface deactivated: batadv_slave_0
[ 72.896070][ T154] batman_adv: batadv0: Removing interface: batadv_slave_0
[ 72.904994][ T154] batman_adv: batadv0: Interface deactivated: batadv_slave_1
[ 72.912776][ T154] batman_adv: batadv0: Removing interface: batadv_slave_1
[ 72.920793][ T154] device bridge_slave_1 left promiscuous mode
[ 72.927527][ T154] bridge0: port 2(bridge_slave_1) entered disabled state
[ 72.939240][ T154] device bridge_slave_0 left promiscuous mode
[ 72.946565][ T154] bridge0: port 1(bridge_slave_0) entered disabled state
[ 72.961688][ T154] device veth1_macvtap left promiscuous mode
[ 72.967875][ T154] device veth0_macvtap left promiscuous mode
[ 72.974290][ T154] device veth1_vlan left promiscuous mode
[ 72.980336][ T154] device veth0_vlan left promiscuous mode
[ 73.114487][ T154] team0 (unregistering): Port device team_slave_1 removed
[ 73.131228][ T154] team0 (unregistering): Port device team_slave_0 removed
[ 73.142586][ T154] bond0 (unregistering): (slave bond_slave_1): Releasing backup interface
[ 73.156054][ T154] bond0 (unregistering): (slave bond_slave_0): Releasing backup interface
[ 73.201890][ T154] bond0 (unregistering): Released all slaves
[ 73.244979][ T4222] IPv6: ADDRCONF(NETDEV_CHANGE): veth0_to_hsr: link becomes ready
[ 73.253218][ T4222] IPv6: ADDRCONF(NETDEV_CHANGE): hsr_slave_0: link becomes ready
[ 73.263409][ T4222] IPv6: ADDRCONF(NETDEV_CHANGE): veth1_to_hsr: link becomes ready
[ 73.271791][ T4222] IPv6: ADDRCONF(NETDEV_CHANGE): hsr_slave_1: link becomes ready
[ 73.286050][ T4298] IPv6: ADDRCONF(NETDEV_CHANGE): hsr0: link becomes ready
[ 73.374018][ T4222] IPv6: ADDRCONF(NETDEV_CHANGE): vxcan1: link becomes ready
[ 73.382269][ T4222] IPv6: ADDRCONF(NETDEV_CHANGE): vxcan0: link becomes ready
[ 73.396597][ T4298] 8021q: adding VLAN 0 to HW filter on device batadv0
[ 73.413439][ T4222] IPv6: ADDRCONF(NETDEV_CHANGE): veth1_virt_wifi: link becomes ready
[ 73.422332][ T4222] IPv6: ADDRCONF(NETDEV_CHANGE): veth0_virt_wifi: link becomes ready
[ 73.437944][ T4222] IPv6: ADDRCONF(NETDEV_CHANGE): veth1_vlan: link becomes ready
[ 73.446874][ T4222] IPv6: ADDRCONF(NETDEV_CHANGE): veth0_vlan: link becomes ready
[ 73.456732][ T4298] device veth0_vlan entered promiscuous mode
[ 73.464206][ T4222] IPv6: ADDRCONF(NETDEV_CHANGE): vlan0: link becomes ready
[ 73.472765][ T4222] IPv6: ADDRCONF(NETDEV_CHANGE): vlan1: link becomes ready
[ 73.483503][ T4298] device veth1_vlan entered promiscuous mode
[ 73.498848][ T4222] IPv6: ADDRCONF(NETDEV_CHANGE): macvlan0: link becomes ready
[ 73.507079][ T4222] IPv6: ADDRCONF(NETDEV_CHANGE): macvlan1: link becomes ready
[ 73.516037][ T4222] IPv6: ADDRCONF(NETDEV_CHANGE): veth1_macvtap: link becomes ready
[ 73.524677][ T4222] IPv6: ADDRCONF(NETDEV_CHANGE): veth0_macvtap: link becomes ready
[ 73.535395][ T4298] device veth0_macvtap entered promiscuous mode
[ 73.545673][ T4298] device veth1_macvtap entered promiscuous mode
[ 73.565999][ T4298] batman_adv: batadv0: Interface activated: batadv_slave_0
[ 73.573718][ T155] IPv6: ADDRCONF(NETDEV_CHANGE): macvtap0: link becomes ready
[ 73.584117][ T155] IPv6: ADDRCONF(NETDEV_CHANGE): macsec0: link becomes ready
[ 73.593723][ T155] IPv6: ADDRCONF(NETDEV_CHANGE): batadv_slave_0: link becomes ready
[ 73.603619][ T155] IPv6: ADDRCONF(NETDEV_CHANGE): veth0_to_batadv: link becomes ready
[ 73.615447][ T4298] batman_adv: batadv0: Interface activated: batadv_slave_1
[ 73.625419][ T4222] IPv6: ADDRCONF(NETDEV_CHANGE): batadv_slave_1: link becomes ready
[ 73.634691][ T4222] IPv6: ADDRCONF(NETDEV_CHANGE): veth1_to_batadv: link becomes ready
[ 73.646734][ T4298] netdevsim netdevsim0 netdevsim0: set [1, 0] type 2 family 0 port 6081 - 0
[ 73.656595][ T4298] netdevsim netdevsim0 netdevsim1: set [1, 0] type 2 family 0 port 6081 - 0
[ 73.666184][ T4298] netdevsim netdevsim0 netdevsim2: set [1, 0] type 2 family 0 port 6081 - 0
[ 73.675419][ T4298] netdevsim netdevsim0 netdevsim3: set [1, 0] type 2 family 0 port 6081 - 0
[ 73.734337][ T155] wlan0: Created IBSS using preconfigured BSSID 50:50:50:50:50:50
[ 73.747778][ T155] wlan0: Creating new IBSS network, BSSID 50:50:50:50:50:50
[ 73.767841][ T4260] IPv6: ADDRCONF(NETDEV_CHANGE): wlan0: link becomes ready
[ 73.781081][ T4260] wlan1: Created IBSS using preconfigured BSSID 50:50:50:50:50:50
[ 73.788988][ T4260] wlan1: Creating new IBSS network, BSSID 50:50:50:50:50:50
[ 73.798168][ T4260] IPv6: ADDRCONF(NETDEV_CHANGE): wlan1: link becomes ready
[ 73.875946][ T4321]
[ 73.878378][ T4321] =============================
[ 73.884216][ T4321] WARNING: suspicious RCU usage
[ 73.889147][ T4321] syzkaller #0 Not tainted
[ 73.894170][ T4321] -----------------------------
[ 73.899016][ T4321] kernel/events/callchain.c:161 suspicious rcu_dereference_check() usage!
[ 73.908415][ T4321]
[ 73.908415][ T4321] other info that might help us debug this:
[ 73.908415][ T4321]
[ 73.919377][ T4321]
[ 73.919377][ T4321] rcu_scheduler_active = 2, debug_locks = 1
[ 73.928591][ T4321] 1 lock held by syz.0.17/4321:
[ 73.934129][ T4321] #0: ffffffff8c31f4e0 (rcu_read_lock_trace){....}-{0:0}, at: rcu_lock_acquire+0x9/0x30
[ 73.944451][ T4321]
[ 73.944451][ T4321] stack backtrace:
[ 73.950928][ T4321] CPU: 1 PID: 4321 Comm: syz.0.17 Not tainted syzkaller #0
[ 73.958127][ T4321] Hardware name: Google Google Compute Engine/Google Compute Engine, BIOS Google 05/09/2026
[ 73.968189][ T4321] Call Trace:
[ 73.971463][ T4321]
[ 73.974386][ T4321] dump_stack_lvl+0x188/0x250
[ 73.979059][ T4321] ? load_image+0x400/0x400
[ 73.983557][ T4321] ? show_regs_print_info+0x20/0x20
[ 73.988748][ T4321] ? print_tainted+0x148/0x170
[ 73.993522][ T4321] ? lockdep_rcu_suspicious+0x110/0x180
[ 73.999062][ T4321] get_callchain_entry+0x2a5/0x3b0
[ 74.004173][ T4321] get_perf_callchain+0xab/0x460
[ 74.009108][ T4321] ? put_callchain_entry+0xb0/0xb0
[ 74.014216][ T4321] ? mark_lock+0x94/0x320
[ 74.018543][ T4321] ? verify_lock_unused+0x140/0x140
[ 74.023738][ T4321] ? __lock_acquire+0x13bc/0x7d10
[ 74.028761][ T4321] __bpf_get_stack+0x2db/0x530
[ 74.033534][ T4321] ? stack_map_get_build_id_offset+0x860/0x860
[ 74.039698][ T4321] ? __cant_sleep+0x220/0x220
[ 74.044371][ T4321] ? bpf_prog_d43750871481577d+0x3d/0x5c8
[ 74.050085][ T4321] bpf_get_stack_raw_tp+0x189/0x1c0
[ 74.055284][ T4321] bpf_prog_d43750871481577d+0x3d/0x5c8
[ 74.060828][ T4321] bpf_prog_run_pin_on_cpu+0x63/0x140
[ 74.066204][ T4321] bpf_prog_test_run_syscall+0x35a/0x4f0
[ 74.071838][ T4321] ? sock_gen_cookie+0x60/0x60
[ 74.076612][ T4321] ? __fdget+0x150/0x210
[ 74.080850][ T4321] ? sock_gen_cookie+0x60/0x60
[ 74.085613][ T4321] bpf_prog_test_run+0x31e/0x390
[ 74.090552][ T4321] __sys_bpf+0x5a5/0x6f0
[ 74.094797][ T4321] ? bpf_link_show_fdinfo+0x380/0x380
[ 74.100178][ T4321] ? vtime_user_exit+0x2c8/0x3e0
[ 74.105121][ T4321] __x64_sys_bpf+0x78/0x90
[ 74.109539][ T4321] do_syscall_64+0x4c/0xa0
[ 74.113953][ T4321] ? clear_bhb_loop+0x30/0x80
[ 74.118624][ T4321] ? clear_bhb_loop+0x30/0x80
[ 74.123296][ T4321] entry_SYSCALL_64_after_hwframe+0x66/0xd0
[ 74.129196][ T4321] RIP: 0033:0x7f25770b1e59
[ 74.133610][ T4321] 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
[ 74.153209][ T4321] RSP: 002b:00007ffd9bba6528 EFLAGS: 00000246 ORIG_RAX: 0000000000000141
[ 74.161621][ T4321] RAX: ffffffffffffffda RBX: 00007f257732afa0 RCX: 00007f25770b1e59
[ 74.169588][ T4321] RDX: 000000000000000c RSI: 00002000000004c0 RDI: 000000000000000a
[ 74.177551][ T4321] RBP: 00007f2577147d6f R08: 0000000000000000 R09: 0000000000000000
[ 74.185519][ T4321] R10: 0000000000000000 R11: 0000000000000246 R12: 0000000000000000
[ 74.193485][ T4321] R13: 00007f257732afac R14: 00007f257732afa0 R15: 00007f257732afa0
[ 74.201469][ T4321]
[ 74.211262][ T4321]
[ 74.213591][ T4321] =============================
[ 74.218429][ T4321] WARNING: suspicious RCU usage
[ 74.223965][ T4321] syzkaller #0 Not tainted
[ 74.228386][ T4321] -----------------------------
[ 74.233960][ T4321] include/linux/perf_event.h:1274 suspicious rcu_dereference_check() usage!
[ 74.242908][ T4321]
[ 74.242908][ T4321] other info that might help us debug this:
[ 74.242908][ T4321]
[ 74.253778][ T4321]
[ 74.253778][ T4321] rcu_scheduler_active = 2, debug_locks = 1
[ 74.262212][ T4321] 1 lock held by syz.0.17/4321:
[ 74.267131][ T4321] #0: ffffffff8c31f4e0 (rcu_read_lock_trace){....}-{0:0}, at: rcu_lock_acquire+0x9/0x30
[ 74.277726][ T4321]
[ 74.277726][ T4321] stack backtrace:
[ 74.284373][ T4321] CPU: 1 PID: 4321 Comm: syz.0.17 Not tainted syzkaller #0
[ 74.291575][ T4321] Hardware name: Google Google Compute Engine/Google Compute Engine, BIOS Google 05/09/2026
[ 74.301627][ T4321] Call Trace:
[ 74.304910][ T4321]
[ 74.307839][ T4321] dump_stack_lvl+0x188/0x250
[ 74.312514][ T4321] ? load_image+0x400/0x400
[ 74.317014][ T4321] ? show_regs_print_info+0x20/0x20
[ 74.322214][ T4321] ? lockdep_rcu_suspicious+0x110/0x180
[ 74.327757][ T4321] perf_callchain_kernel+0x5f1/0x720
[ 74.333038][ T4321] ? load_image+0x400/0x400
[ 74.337538][ T4321] ? show_regs_print_info+0x20/0x20
[ 74.342732][ T4321] ? print_tainted+0x148/0x170
[ 74.347494][ T4321] ? arch_perf_update_userpage+0x3c0/0x3c0
[ 74.353314][ T4321] ? get_callchain_entry+0x181/0x3b0
[ 74.358597][ T4321] get_perf_callchain+0x356/0x460
[ 74.363625][ T4321] ? put_callchain_entry+0xb0/0xb0
[ 74.368737][ T4321] ? mark_lock+0x94/0x320
[ 74.373072][ T4321] ? verify_lock_unused+0x140/0x140
[ 74.378270][ T4321] ? __lock_acquire+0x13bc/0x7d10
[ 74.383296][ T4321] __bpf_get_stack+0x2db/0x530
[ 74.388069][ T4321] ? stack_map_get_build_id_offset+0x860/0x860
[ 74.394224][ T4321] ? __cant_sleep+0x220/0x220
[ 74.398901][ T4321] ? bpf_prog_d43750871481577d+0x3d/0x5c8
[ 74.404616][ T4321] bpf_get_stack_raw_tp+0x189/0x1c0
[ 74.409816][ T4321] bpf_prog_d43750871481577d+0x3d/0x5c8
[ 74.415356][ T4321] bpf_prog_run_pin_on_cpu+0x63/0x140
[ 74.420729][ T4321] bpf_prog_test_run_syscall+0x35a/0x4f0
[ 74.426363][ T4321] ? sock_gen_cookie+0x60/0x60
[ 74.431130][ T4321] ? __fdget+0x150/0x210
[ 74.435368][ T4321] ? sock_gen_cookie+0x60/0x60
[ 74.440130][ T4321] bpf_prog_test_run+0x31e/0x390
[ 74.445066][ T4321] __sys_bpf+0x5a5/0x6f0
[ 74.449307][ T4321] ? bpf_link_show_fdinfo+0x380/0x380
[ 74.454686][ T4321] ? vtime_user_exit+0x2c8/0x3e0
[ 74.459631][ T4321] __x64_sys_bpf+0x78/0x90
[ 74.464048][ T4321] do_syscall_64+0x4c/0xa0
[ 74.468463][ T4321] ? clear_bhb_loop+0x30/0x80
[ 74.473138][ T4321] ? clear_bhb_loop+0x30/0x80
[ 74.477813][ T4321] entry_SYSCALL_64_after_hwframe+0x66/0xd0
[ 74.483701][ T4321] RIP: 0033:0x7f25770b1e59
[ 74.488110][ T4321] 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
[ 74.507701][ T4321] RSP: 002b:00007ffd9bba6528 EFLAGS: 00000246 ORIG_RAX: 0000000000000141
[ 74.516098][ T4321] RAX: ffffffffffffffda RBX: 00007f257732afa0 RCX: 00007f25770b1e59
[ 74.524062][ T4321] RDX: 000000000000000c RSI: 00002000000004c0 RDI: 000000000000000a
[ 74.532027][ T4321] RBP: 00007f2577147d6f R08: 0000000000000000 R09: 0000000000000000
[ 74.539988][ T4321] R10: 0000000000000000 R11: 0000000000000246 R12: 0000000000000000
[ 74.547954][ T4321] R13: 00007f257732afac R14: 00007f257732afa0 R15: 00007f257732afa0
[ 74.555921][ T4321]