Warning: Permanently added '10.128.0.202' (ED25519) to the list of known hosts.
2026/05/17 06:33:01 parsed 1 programs
[ 61.353787][ T4200] cgroup: Unknown subsys name 'net'
[ 61.485410][ T4200] cgroup: Unknown subsys name 'rlimit'
Setting up swapspace version 1, size = 127995904 bytes
[ 62.997038][ T4200] Adding 124996k swap on ./swap-file. Priority:0 extents:1 across:124996k FS
[ 66.458700][ T4253] chnl_net:caif_netlink_parms(): no params data found
[ 66.525567][ T4253] bridge0: port 1(bridge_slave_0) entered blocking state
[ 66.533413][ T4253] bridge0: port 1(bridge_slave_0) entered disabled state
[ 66.542391][ T4253] device bridge_slave_0 entered promiscuous mode
[ 66.552752][ T4253] bridge0: port 2(bridge_slave_1) entered blocking state
[ 66.560058][ T4253] bridge0: port 2(bridge_slave_1) entered disabled state
[ 66.568235][ T4253] device bridge_slave_1 entered promiscuous mode
[ 66.594362][ T4253] bond0: (slave bond_slave_0): Enslaving as an active interface with an up link
[ 66.606794][ T4253] bond0: (slave bond_slave_1): Enslaving as an active interface with an up link
[ 66.630622][ T4253] team0: Port device team_slave_0 added
[ 66.638715][ T4253] team0: Port device team_slave_1 added
[ 66.658711][ T4253] batman_adv: batadv0: Adding interface: batadv_slave_0
[ 66.665793][ 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.
[ 66.692216][ T4253] batman_adv: batadv0: Not using interface batadv_slave_0 (retrying later): interface not active
[ 66.705231][ T4253] batman_adv: batadv0: Adding interface: batadv_slave_1
[ 66.712267][ 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.
[ 66.738496][ T4253] batman_adv: batadv0: Not using interface batadv_slave_1 (retrying later): interface not active
[ 66.777699][ T4253] device hsr_slave_0 entered promiscuous mode
[ 66.784803][ T4253] device hsr_slave_1 entered promiscuous mode
[ 66.913474][ T4253] netdevsim netdevsim0 netdevsim0: renamed from eth0
[ 66.934825][ T4253] netdevsim netdevsim0 netdevsim1: renamed from eth1
[ 66.971043][ T4253] netdevsim netdevsim0 netdevsim2: renamed from eth2
[ 67.043645][ T4253] netdevsim netdevsim0 netdevsim3: renamed from eth3
[ 67.103828][ T4253] bridge0: port 2(bridge_slave_1) entered blocking state
[ 67.111073][ T4253] bridge0: port 2(bridge_slave_1) entered forwarding state
[ 67.118928][ T4253] bridge0: port 1(bridge_slave_0) entered blocking state
[ 67.126035][ T4253] bridge0: port 1(bridge_slave_0) entered forwarding state
[ 67.177982][ T4253] 8021q: adding VLAN 0 to HW filter on device bond0
[ 67.193936][ T154] IPv6: ADDRCONF(NETDEV_CHANGE): veth0: link becomes ready
[ 67.204374][ T154] bridge0: port 1(bridge_slave_0) entered disabled state
[ 67.213520][ T154] bridge0: port 2(bridge_slave_1) entered disabled state
[ 67.226102][ T4253] 8021q: adding VLAN 0 to HW filter on device team0
[ 67.237974][ T154] IPv6: ADDRCONF(NETDEV_CHANGE): bridge_slave_0: link becomes ready
[ 67.247838][ T154] bridge0: port 1(bridge_slave_0) entered blocking state
[ 67.255041][ T154] bridge0: port 1(bridge_slave_0) entered forwarding state
[ 67.267595][ T154] IPv6: ADDRCONF(NETDEV_CHANGE): bridge_slave_1: link becomes ready
[ 67.276257][ T154] bridge0: port 2(bridge_slave_1) entered blocking state
[ 67.283403][ T154] bridge0: port 2(bridge_slave_1) entered forwarding state
[ 67.303972][ T154] IPv6: ADDRCONF(NETDEV_CHANGE): team_slave_0: link becomes ready
[ 67.313227][ T154] IPv6: ADDRCONF(NETDEV_CHANGE): team_slave_1: link becomes ready
[ 67.323363][ T154] IPv6: ADDRCONF(NETDEV_CHANGE): team0: link becomes ready
[ 67.335513][ T154] IPv6: ADDRCONF(NETDEV_CHANGE): hsr_slave_0: link becomes ready
[ 67.346289][ T4277] IPv6: ADDRCONF(NETDEV_CHANGE): veth1_to_hsr: link becomes ready
[ 67.355405][ T4277] IPv6: ADDRCONF(NETDEV_CHANGE): hsr_slave_1: link becomes ready
[ 67.366762][ T4253] IPv6: ADDRCONF(NETDEV_CHANGE): hsr0: link becomes ready
[ 67.453656][ T4277] IPv6: ADDRCONF(NETDEV_CHANGE): vxcan1: link becomes ready
[ 67.462064][ T4277] IPv6: ADDRCONF(NETDEV_CHANGE): vxcan0: link becomes ready
[ 67.474627][ T4253] 8021q: adding VLAN 0 to HW filter on device batadv0
[ 67.493572][ T4277] IPv6: ADDRCONF(NETDEV_CHANGE): veth1_virt_wifi: link becomes ready
[ 67.502658][ T4277] IPv6: ADDRCONF(NETDEV_CHANGE): veth0_virt_wifi: link becomes ready
[ 67.518781][ T9] IPv6: ADDRCONF(NETDEV_CHANGE): veth1_vlan: link becomes ready
[ 67.527601][ T9] IPv6: ADDRCONF(NETDEV_CHANGE): veth0_vlan: link becomes ready
[ 67.564031][ T9] IPv6: ADDRCONF(NETDEV_CHANGE): vlan0: link becomes ready
[ 67.573420][ T9] IPv6: ADDRCONF(NETDEV_CHANGE): vlan1: link becomes ready
[ 67.582757][ T4253] device veth0_vlan entered promiscuous mode
[ 67.595118][ T4253] device veth1_vlan entered promiscuous mode
[ 67.632344][ T9] IPv6: ADDRCONF(NETDEV_CHANGE): macvlan0: link becomes ready
[ 67.640517][ T9] IPv6: ADDRCONF(NETDEV_CHANGE): macvlan1: link becomes ready
[ 67.648488][ T9] IPv6: ADDRCONF(NETDEV_CHANGE): veth1_macvtap: link becomes ready
[ 67.657362][ T9] IPv6: ADDRCONF(NETDEV_CHANGE): veth0_macvtap: link becomes ready
[ 67.668896][ T4253] device veth0_macvtap entered promiscuous mode
[ 67.697009][ T4253] device veth1_macvtap entered promiscuous mode
[ 67.713759][ T4253] batman_adv: batadv0: Interface activated: batadv_slave_0
[ 67.722136][ T154] IPv6: ADDRCONF(NETDEV_CHANGE): macvtap0: link becomes ready
[ 67.731639][ T154] IPv6: ADDRCONF(NETDEV_CHANGE): macsec0: link becomes ready
[ 67.739577][ T154] IPv6: ADDRCONF(NETDEV_CHANGE): batadv_slave_0: link becomes ready
[ 67.748600][ T154] IPv6: ADDRCONF(NETDEV_CHANGE): veth0_to_batadv: link becomes ready
[ 67.780105][ T4253] batman_adv: batadv0: Interface activated: batadv_slave_1
[ 67.789058][ T154] IPv6: ADDRCONF(NETDEV_CHANGE): batadv_slave_1: link becomes ready
[ 67.800336][ T154] IPv6: ADDRCONF(NETDEV_CHANGE): veth1_to_batadv: link becomes ready
[ 67.813292][ T4253] netdevsim netdevsim0 netdevsim0: set [1, 0] type 2 family 0 port 6081 - 0
[ 67.822267][ T4253] netdevsim netdevsim0 netdevsim1: set [1, 0] type 2 family 0 port 6081 - 0
[ 67.831903][ T4253] netdevsim netdevsim0 netdevsim2: set [1, 0] type 2 family 0 port 6081 - 0
[ 67.840986][ T4253] netdevsim netdevsim0 netdevsim3: set [1, 0] type 2 family 0 port 6081 - 0
[ 67.939213][ T4253] syz-executor (4253) used greatest stack depth: 20112 bytes left
[ 68.353621][ T9] wlan0: Created IBSS using preconfigured BSSID 50:50:50:50:50:50
[ 68.368436][ T9] wlan0: Creating new IBSS network, BSSID 50:50:50:50:50:50
[ 68.379528][ T154] IPv6: ADDRCONF(NETDEV_CHANGE): wlan0: link becomes ready
[ 68.402770][ T154] wlan1: Created IBSS using preconfigured BSSID 50:50:50:50:50:50
[ 68.410992][ T154] wlan1: Creating new IBSS network, BSSID 50:50:50:50:50:50
[ 68.419413][ T9] IPv6: ADDRCONF(NETDEV_CHANGE): wlan1: link becomes ready
2026/05/17 06:33:10 executed programs: 0
[ 69.266113][ T4302] chnl_net:caif_netlink_parms(): no params data found
[ 69.336306][ T4302] bridge0: port 1(bridge_slave_0) entered blocking state
[ 69.346384][ T4302] bridge0: port 1(bridge_slave_0) entered disabled state
[ 69.354947][ T4302] device bridge_slave_0 entered promiscuous mode
[ 69.366858][ T4302] bridge0: port 2(bridge_slave_1) entered blocking state
[ 69.375159][ T4302] bridge0: port 2(bridge_slave_1) entered disabled state
[ 69.387239][ T4302] device bridge_slave_1 entered promiscuous mode
[ 69.422188][ T4302] bond0: (slave bond_slave_0): Enslaving as an active interface with an up link
[ 69.437138][ T4302] bond0: (slave bond_slave_1): Enslaving as an active interface with an up link
[ 69.468878][ T4302] team0: Port device team_slave_0 added
[ 69.477454][ T4302] team0: Port device team_slave_1 added
[ 69.504525][ T4302] batman_adv: batadv0: Adding interface: batadv_slave_0
[ 69.514476][ T4302] 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.
[ 69.543965][ T4302] batman_adv: batadv0: Not using interface batadv_slave_0 (retrying later): interface not active
[ 69.557480][ T4302] batman_adv: batadv0: Adding interface: batadv_slave_1
[ 69.567422][ T4302] 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.
[ 69.597272][ T4302] batman_adv: batadv0: Not using interface batadv_slave_1 (retrying later): interface not active
[ 69.644142][ T4302] device hsr_slave_0 entered promiscuous mode
[ 69.651223][ T4302] device hsr_slave_1 entered promiscuous mode
[ 69.657972][ T4302] debugfs: Directory 'hsr0' with parent 'hsr' already present!
[ 69.666446][ T4302] Cannot create hsr debugfs directory
[ 69.755060][ T4302] netdevsim netdevsim0 netdevsim3 (unregistering): unset [1, 0] type 2 family 0 port 6081 - 0
[ 71.160663][ T4268] Bluetooth: hci0: command 0x0409 tx timeout
[ 71.472650][ T1431] ieee802154 phy0 wpan0: encryption failed: -22
[ 71.479097][ T1431] ieee802154 phy1 wpan1: encryption failed: -22
[ 72.456764][ T4302] netdevsim netdevsim0 netdevsim2 (unregistering): unset [1, 0] type 2 family 0 port 6081 - 0
[ 72.515206][ T4302] netdevsim netdevsim0 netdevsim1 (unregistering): unset [1, 0] type 2 family 0 port 6081 - 0
[ 72.567879][ T4302] netdevsim netdevsim0 netdevsim0 (unregistering): unset [1, 0] type 2 family 0 port 6081 - 0
[ 72.652825][ T4302] netdevsim netdevsim0 netdevsim0: renamed from eth0
[ 72.663240][ T4302] netdevsim netdevsim0 netdevsim1: renamed from eth1
[ 72.673832][ T4302] netdevsim netdevsim0 netdevsim2: renamed from eth2
[ 72.695631][ T4302] netdevsim netdevsim0 netdevsim3: renamed from eth3
[ 72.755483][ T4302] 8021q: adding VLAN 0 to HW filter on device bond0
[ 72.771376][ T9] IPv6: ADDRCONF(NETDEV_CHANGE): veth1: link becomes ready
[ 72.779132][ T9] IPv6: ADDRCONF(NETDEV_CHANGE): veth0: link becomes ready
[ 72.796982][ T4302] 8021q: adding VLAN 0 to HW filter on device team0
[ 72.806607][ T9] IPv6: ADDRCONF(NETDEV_CHANGE): veth0_to_bridge: link becomes ready
[ 72.815852][ T9] IPv6: ADDRCONF(NETDEV_CHANGE): bridge_slave_0: link becomes ready
[ 72.824770][ T9] bridge0: port 1(bridge_slave_0) entered blocking state
[ 72.831883][ T9] bridge0: port 1(bridge_slave_0) entered forwarding state
[ 72.841383][ T9] IPv6: ADDRCONF(NETDEV_CHANGE): bridge0: link becomes ready
[ 72.860203][ T647] IPv6: ADDRCONF(NETDEV_CHANGE): veth1_to_bridge: link becomes ready
[ 72.868923][ T647] IPv6: ADDRCONF(NETDEV_CHANGE): bridge_slave_1: link becomes ready
[ 72.877654][ T647] bridge0: port 2(bridge_slave_1) entered blocking state
[ 72.884735][ T647] bridge0: port 2(bridge_slave_1) entered forwarding state
[ 72.895652][ T647] IPv6: ADDRCONF(NETDEV_CHANGE): veth0_to_bond: link becomes ready
[ 72.907978][ T647] IPv6: ADDRCONF(NETDEV_CHANGE): veth1_to_bond: link becomes ready
[ 72.936108][ T647] IPv6: ADDRCONF(NETDEV_CHANGE): veth0_to_team: link becomes ready
[ 72.946258][ T647] IPv6: ADDRCONF(NETDEV_CHANGE): team_slave_0: link becomes ready
[ 72.955397][ T647] IPv6: ADDRCONF(NETDEV_CHANGE): team0: link becomes ready
[ 72.967560][ T647] IPv6: ADDRCONF(NETDEV_CHANGE): veth1_to_team: link becomes ready
[ 72.978214][ T647] IPv6: ADDRCONF(NETDEV_CHANGE): team_slave_1: link becomes ready
[ 73.009154][ T647] IPv6: ADDRCONF(NETDEV_CHANGE): veth0_to_hsr: link becomes ready
[ 73.018478][ T647] IPv6: ADDRCONF(NETDEV_CHANGE): hsr_slave_0: link becomes ready
[ 73.030545][ T154] IPv6: ADDRCONF(NETDEV_CHANGE): veth1_to_hsr: link becomes ready
[ 73.039051][ T154] IPv6: ADDRCONF(NETDEV_CHANGE): hsr_slave_1: link becomes ready
[ 73.051175][ T4302] IPv6: ADDRCONF(NETDEV_CHANGE): hsr0: link becomes ready
[ 73.160239][ T154] IPv6: ADDRCONF(NETDEV_CHANGE): vxcan1: link becomes ready
[ 73.167720][ T154] IPv6: ADDRCONF(NETDEV_CHANGE): vxcan0: link becomes ready
[ 73.181489][ T4302] 8021q: adding VLAN 0 to HW filter on device batadv0
[ 73.215041][ T154] IPv6: ADDRCONF(NETDEV_CHANGE): veth1_virt_wifi: link becomes ready
[ 73.223803][ T154] IPv6: ADDRCONF(NETDEV_CHANGE): veth0_virt_wifi: link becomes ready
[ 73.230766][ T21] Bluetooth: hci0: command 0x041b tx timeout
[ 73.254535][ T4277] IPv6: ADDRCONF(NETDEV_CHANGE): veth1_vlan: link becomes ready
[ 73.267872][ T4277] IPv6: ADDRCONF(NETDEV_CHANGE): veth0_vlan: link becomes ready
[ 73.279480][ T4277] IPv6: ADDRCONF(NETDEV_CHANGE): vlan0: link becomes ready
[ 73.287615][ T4277] IPv6: ADDRCONF(NETDEV_CHANGE): vlan1: link becomes ready
[ 73.306162][ T4302] device veth0_vlan entered promiscuous mode
[ 73.318112][ T4302] device veth1_vlan entered promiscuous mode
[ 73.345077][ T144] device hsr_slave_0 left promiscuous mode
[ 73.352099][ T144] device hsr_slave_1 left promiscuous mode
[ 73.358991][ T144] batman_adv: batadv0: Interface deactivated: batadv_slave_0
[ 73.367350][ T144] batman_adv: batadv0: Removing interface: batadv_slave_0
[ 73.378695][ T144] batman_adv: batadv0: Interface deactivated: batadv_slave_1
[ 73.386338][ T144] batman_adv: batadv0: Removing interface: batadv_slave_1
[ 73.394369][ T144] device bridge_slave_1 left promiscuous mode
[ 73.401647][ T144] bridge0: port 2(bridge_slave_1) entered disabled state
[ 73.414503][ T144] device bridge_slave_0 left promiscuous mode
[ 73.422866][ T144] bridge0: port 1(bridge_slave_0) entered disabled state
[ 73.439105][ T144] device veth1_macvtap left promiscuous mode
[ 73.445794][ T144] device veth0_macvtap left promiscuous mode
[ 73.452133][ T144] device veth1_vlan left promiscuous mode
[ 73.458037][ T144] device veth0_vlan left promiscuous mode
[ 73.605452][ T144] team0 (unregistering): Port device team_slave_1 removed
[ 73.619403][ T144] team0 (unregistering): Port device team_slave_0 removed
[ 73.637339][ T144] bond0 (unregistering): (slave bond_slave_1): Releasing backup interface
[ 73.652942][ T144] bond0 (unregistering): (slave bond_slave_0): Releasing backup interface
[ 73.708420][ T144] bond0 (unregistering): Released all slaves
[ 73.780437][ T647] IPv6: ADDRCONF(NETDEV_CHANGE): macvlan0: link becomes ready
[ 73.789012][ T647] IPv6: ADDRCONF(NETDEV_CHANGE): macvlan1: link becomes ready
[ 73.805251][ T4302] device veth0_macvtap entered promiscuous mode
[ 73.813515][ T154] IPv6: ADDRCONF(NETDEV_CHANGE): veth1_macvtap: link becomes ready
[ 73.822623][ T154] IPv6: ADDRCONF(NETDEV_CHANGE): veth0_macvtap: link becomes ready
[ 73.831935][ T154] IPv6: ADDRCONF(NETDEV_CHANGE): macvtap0: link becomes ready
[ 73.844063][ T4302] device veth1_macvtap entered promiscuous mode
[ 73.863216][ T4302] batman_adv: batadv0: Interface activated: batadv_slave_0
[ 73.873870][ T647] IPv6: ADDRCONF(NETDEV_CHANGE): macsec0: link becomes ready
[ 73.895775][ T647] IPv6: ADDRCONF(NETDEV_CHANGE): batadv_slave_0: link becomes ready
[ 73.905218][ T647] IPv6: ADDRCONF(NETDEV_CHANGE): veth0_to_batadv: link becomes ready
[ 73.917864][ T4302] batman_adv: batadv0: Interface activated: batadv_slave_1
[ 73.927573][ T647] IPv6: ADDRCONF(NETDEV_CHANGE): batadv_slave_1: link becomes ready
[ 73.937263][ T647] IPv6: ADDRCONF(NETDEV_CHANGE): veth1_to_batadv: link becomes ready
[ 73.947797][ T4302] netdevsim netdevsim0 netdevsim0: set [1, 0] type 2 family 0 port 6081 - 0
[ 73.957493][ T4302] netdevsim netdevsim0 netdevsim1: set [1, 0] type 2 family 0 port 6081 - 0
[ 73.966334][ T4302] netdevsim netdevsim0 netdevsim2: set [1, 0] type 2 family 0 port 6081 - 0
[ 73.975099][ T4302] netdevsim netdevsim0 netdevsim3: set [1, 0] type 2 family 0 port 6081 - 0
[ 74.051933][ T647] wlan0: Created IBSS using preconfigured BSSID 50:50:50:50:50:50
[ 74.064499][ T647] wlan0: Creating new IBSS network, BSSID 50:50:50:50:50:50
[ 74.079416][ T154] IPv6: ADDRCONF(NETDEV_CHANGE): wlan0: link becomes ready
[ 74.098119][ T154] wlan1: Created IBSS using preconfigured BSSID 50:50:50:50:50:50
[ 74.106310][ T154] wlan1: Creating new IBSS network, BSSID 50:50:50:50:50:50
[ 74.114529][ T647] IPv6: ADDRCONF(NETDEV_CHANGE): wlan1: link becomes ready
[ 74.168581][ T4323]
[ 74.171441][ T4323] =============================
[ 74.177194][ T4323] WARNING: suspicious RCU usage
[ 74.184116][ T4323] syzkaller #0 Not tainted
[ 74.188908][ T4323] -----------------------------
[ 74.196332][ T4323] kernel/events/callchain.c:161 suspicious rcu_dereference_check() usage!
[ 74.205166][ T4323]
[ 74.205166][ T4323] other info that might help us debug this:
[ 74.205166][ T4323]
[ 74.217310][ T4323]
[ 74.217310][ T4323] rcu_scheduler_active = 2, debug_locks = 1
[ 74.226153][ T4323] 1 lock held by syz.0.17/4323:
[ 74.232239][ T4323] #0: ffffffff8c31f4a0 (rcu_read_lock_trace){....}-{0:0}, at: rcu_lock_acquire+0x9/0x30
[ 74.242908][ T4323]
[ 74.242908][ T4323] stack backtrace:
[ 74.248912][ T4323] CPU: 0 PID: 4323 Comm: syz.0.17 Not tainted syzkaller #0
[ 74.256513][ T4323] Hardware name: Google Google Compute Engine/Google Compute Engine, BIOS Google 04/18/2026
[ 74.266981][ T4323] Call Trace:
[ 74.270468][ T4323]
[ 74.273939][ T4323] dump_stack_lvl+0x188/0x250
[ 74.278657][ T4323] ? load_image+0x400/0x400
[ 74.283191][ T4323] ? show_regs_print_info+0x20/0x20
[ 74.288414][ T4323] ? print_tainted+0x148/0x170
[ 74.293221][ T4323] ? lockdep_rcu_suspicious+0x110/0x180
[ 74.298883][ T4323] get_callchain_entry+0x2a5/0x3b0
[ 74.304278][ T4323] get_perf_callchain+0xab/0x460
[ 74.309608][ T4323] ? put_callchain_entry+0xb0/0xb0
[ 74.314771][ T4323] ? mark_lock+0x94/0x320
[ 74.319141][ T4323] ? verify_lock_unused+0x140/0x140
[ 74.324367][ T4323] ? __lock_acquire+0x13bc/0x7d10
[ 74.329602][ T4323] __bpf_get_stack+0x2db/0x530
[ 74.334411][ T4323] ? stack_map_get_build_id_offset+0x860/0x860
[ 74.340818][ T4323] ? __cant_sleep+0x220/0x220
[ 74.345609][ T4323] ? bpf_prog_b8a90dd1efcc4ad9+0x3d/0xa58
[ 74.351575][ T4323] bpf_get_stack_raw_tp+0x189/0x1c0
[ 74.356812][ T4323] bpf_prog_b8a90dd1efcc4ad9+0x3d/0xa58
[ 74.362389][ T4323] bpf_prog_run_pin_on_cpu+0x63/0x140
[ 74.368225][ T4323] bpf_prog_test_run_syscall+0x35a/0x4f0
[ 74.373905][ T4323] ? sock_gen_cookie+0x60/0x60
[ 74.378706][ T4323] ? __fdget+0x150/0x210
[ 74.382969][ T4323] ? sock_gen_cookie+0x60/0x60
[ 74.387753][ T4323] bpf_prog_test_run+0x31e/0x390
[ 74.392719][ T4323] __sys_bpf+0x5a5/0x6f0
[ 74.396986][ T4323] ? bpf_link_show_fdinfo+0x380/0x380
[ 74.402413][ T4323] ? vtime_user_exit+0x2c8/0x3e0
[ 74.407446][ T4323] __x64_sys_bpf+0x78/0x90
[ 74.411899][ T4323] do_syscall_64+0x4c/0xa0
[ 74.416403][ T4323] ? clear_bhb_loop+0x30/0x80
[ 74.421098][ T4323] ? clear_bhb_loop+0x30/0x80
[ 74.425798][ T4323] entry_SYSCALL_64_after_hwframe+0x66/0xd0
[ 74.431713][ T4323] RIP: 0033:0x7f655b9f4e59
[ 74.436150][ T4323] 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
[ 74.455946][ T4323] RSP: 002b:00007ffcabc047b8 EFLAGS: 00000246 ORIG_RAX: 0000000000000141
[ 74.464536][ T4323] RAX: ffffffffffffffda RBX: 00007f655bc6dfa0 RCX: 00007f655b9f4e59
[ 74.472529][ T4323] RDX: 0000000000000010 RSI: 0000200000000740 RDI: 000000000000000a
[ 74.480519][ T4323] RBP: 00007f655ba8ad6f R08: 0000000000000000 R09: 0000000000000000
[ 74.488509][ T4323] R10: 0000000000000000 R11: 0000000000000246 R12: 0000000000000000
[ 74.496529][ T4323] R13: 00007f655bc6dfac R14: 00007f655bc6dfa0 R15: 00007f655bc6dfa0
[ 74.504628][ T4323]
[ 74.515479][ T4323]
[ 74.517847][ T4323] =============================
[ 74.523451][ T4323] WARNING: suspicious RCU usage
[ 74.528439][ T4323] syzkaller #0 Not tainted
[ 74.533691][ T4323] -----------------------------
[ 74.538907][ T4323] include/linux/perf_event.h:1274 suspicious rcu_dereference_check() usage!
[ 74.548103][ T4323]
[ 74.548103][ T4323] other info that might help us debug this:
[ 74.548103][ T4323]
[ 74.558760][ T4323]
[ 74.558760][ T4323] rcu_scheduler_active = 2, debug_locks = 1
[ 74.567519][ T4323] 1 lock held by syz.0.17/4323:
[ 74.572712][ T4323] #0: ffffffff8c31f4a0 (rcu_read_lock_trace){....}-{0:0}, at: rcu_lock_acquire+0x9/0x30
[ 74.582952][ T4323]
[ 74.582952][ T4323] stack backtrace:
[ 74.588857][ T4323] CPU: 0 PID: 4323 Comm: syz.0.17 Not tainted syzkaller #0
[ 74.596072][ T4323] Hardware name: Google Google Compute Engine/Google Compute Engine, BIOS Google 04/18/2026
[ 74.606232][ T4323] Call Trace:
[ 74.609526][ T4323]
[ 74.612541][ T4323] dump_stack_lvl+0x188/0x250
[ 74.617246][ T4323] ? load_image+0x400/0x400
[ 74.621774][ T4323] ? show_regs_print_info+0x20/0x20
[ 74.627004][ T4323] ? print_tainted+0x148/0x170
[ 74.631806][ T4323] ? lockdep_rcu_suspicious+0x110/0x180
[ 74.637375][ T4323] perf_callchain_user+0x3d6/0xfd0
[ 74.642607][ T4323] ? get_callchain_entry+0x181/0x3b0
[ 74.647915][ T4323] get_perf_callchain+0x33d/0x460
[ 74.652968][ T4323] ? put_callchain_entry+0xb0/0xb0
[ 74.658226][ T4323] ? mark_lock+0x94/0x320
[ 74.662756][ T4323] ? verify_lock_unused+0x140/0x140
[ 74.668062][ T4323] ? __lock_acquire+0x13bc/0x7d10
[ 74.673391][ T4323] __bpf_get_stack+0x2db/0x530
[ 74.678194][ T4323] ? stack_map_get_build_id_offset+0x860/0x860
[ 74.684460][ T4323] ? __cant_sleep+0x220/0x220
[ 74.689165][ T4323] ? bpf_prog_b8a90dd1efcc4ad9+0x3d/0xa58
[ 74.694904][ T4323] bpf_get_stack_raw_tp+0x189/0x1c0
[ 74.700156][ T4323] bpf_prog_b8a90dd1efcc4ad9+0x3d/0xa58
[ 74.705824][ T4323] bpf_prog_run_pin_on_cpu+0x63/0x140
[ 74.711415][ T4323] bpf_prog_test_run_syscall+0x35a/0x4f0
[ 74.717088][ T4323] ? sock_gen_cookie+0x60/0x60
[ 74.721972][ T4323] ? __fdget+0x150/0x210
[ 74.726239][ T4323] ? sock_gen_cookie+0x60/0x60
[ 74.731023][ T4323] bpf_prog_test_run+0x31e/0x390
[ 74.735997][ T4323] __sys_bpf+0x5a5/0x6f0
[ 74.740263][ T4323] ? bpf_link_show_fdinfo+0x380/0x380
[ 74.745672][ T4323] ? vtime_user_exit+0x2c8/0x3e0
[ 74.750638][ T4323] __x64_sys_bpf+0x78/0x90
[ 74.755183][ T4323] do_syscall_64+0x4c/0xa0
[ 74.759619][ T4323] ? clear_bhb_loop+0x30/0x80
[ 74.764322][ T4323] ? clear_bhb_loop+0x30/0x80
[ 74.769024][ T4323] entry_SYSCALL_64_after_hwframe+0x66/0xd0
[ 74.774943][ T4323] RIP: 0033:0x7f655b9f4e59
[ 74.779465][ T4323] 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
[ 74.799108][ T4323] RSP: 002b:00007ffcabc047b8 EFLAGS: 00000246 ORIG_RAX: 0000000000000141
[ 74.807654][ T4323] RAX: ffffffffffffffda RBX: 00007f655bc6dfa0 RCX: 00007f655b9f4e59
[ 74.815832][ T4323] RDX: 0000000000000010 RSI: 0000200000000740 RDI: 000000000000000a
[ 74.823829][ T4323] RBP: 00007f655ba8ad6f R08: 0000000000000000 R09: 0000000000000000
[ 74.831820][ T4323] R10: 0000000000000000 R11: 0000000000000246 R12: 0000000000000000
[ 74.839821][ T4323] R13: 00007f655bc6dfac R14: 00007f655bc6dfa0 R15: 00007f655bc6dfa0
[ 74.847924][ T4323]