Warning: Permanently added '10.128.1.83' (ED25519) to the list of known hosts. 2026/07/27 06:40:27 parsed 1 programs 2026/07/27 06:40:27 serving rpc on tcp://32933 [ 63.691983][ T29] kauditd_printk_skb: 2 callbacks suppressed [ 63.692000][ T29] audit: type=1400 audit(1785134427.496:129): avc: denied { node_bind } for pid=5612 comm="syz-execprog" saddr=::1 scontext=root:sysadm_r:sysadm_t tcontext=system_u:object_r:node_t tclass=tcp_socket permissive=1 [ 65.943440][ T29] audit: type=1400 audit(1785134429.746:130): avc: denied { mounton } for pid=5618 comm="syz-executor" path="/syzcgroup/unified" dev="sda1" ino=2024 scontext=root:sysadm_r:sysadm_t tcontext=root:object_r:root_t tclass=dir permissive=1 [ 65.967633][ T29] audit: type=1400 audit(1785134429.776:131): avc: denied { mount } for pid=5618 comm="syz-executor" name="/" dev="cgroup2" ino=1 scontext=root:sysadm_r:sysadm_t tcontext=system_u:object_r:cgroup_t tclass=filesystem permissive=1 [ 65.970875][ T5618] cgroup: Unknown subsys name 'net' [ 65.997451][ T29] audit: type=1400 audit(1785134429.806:132): avc: denied { unmount } for pid=5618 comm="syz-executor" scontext=root:sysadm_r:sysadm_t tcontext=system_u:object_r:cgroup_t tclass=filesystem permissive=1 [ 66.117954][ T5618] cgroup: Unknown subsys name 'cpuset' [ 66.125702][ T5618] cgroup: Unknown subsys name 'rlimit' [ 66.267801][ T29] audit: type=1400 audit(1785134430.076:133): avc: denied { setattr } for pid=5618 comm="syz-executor" name="raw-gadget" dev="devtmpfs" ino=816 scontext=root:sysadm_r:sysadm_t tcontext=system_u:object_r:device_t tclass=chr_file permissive=1 [ 66.301187][ T29] audit: type=1400 audit(1785134430.076:134): avc: denied { create } for pid=5618 comm="syz-executor" scontext=root:sysadm_r:sysadm_t tcontext=root:sysadm_r:sysadm_t tclass=netlink_generic_socket permissive=1 [ 66.347940][ T29] audit: type=1400 audit(1785134430.076:135): avc: denied { write } for pid=5618 comm="syz-executor" scontext=root:sysadm_r:sysadm_t tcontext=root:sysadm_r:sysadm_t tclass=netlink_generic_socket permissive=1 [ 66.361488][ T5622] SELinux: Context root:object_r:swapfile_t is not valid (left unmapped). [ 66.369006][ T29] audit: type=1400 audit(1785134430.076:136): avc: denied { read } for pid=5618 comm="syz-executor" scontext=root:sysadm_r:sysadm_t tcontext=root:sysadm_r:sysadm_t tclass=netlink_generic_socket permissive=1 Setting up swapspace version 1, size = 127995904 bytes [ 66.397535][ T29] audit: type=1400 audit(1785134430.086:137): avc: denied { mounton } for pid=5618 comm="syz-executor" path="/proc/sys/fs/binfmt_misc" dev="binfmt_misc" ino=1 scontext=root:sysadm_r:sysadm_t tcontext=system_u:object_r:binfmt_misc_fs_t tclass=dir permissive=1 [ 66.423014][ T29] audit: type=1400 audit(1785134430.086:138): avc: denied { mount } for pid=5618 comm="syz-executor" name="/" dev="binfmt_misc" ino=1 scontext=root:sysadm_r:sysadm_t tcontext=system_u:object_r:binfmt_misc_fs_t tclass=filesystem permissive=1 [ 67.373438][ T5618] Adding 124996k swap on ./swap-file. Priority:0 extents:1 across:124996k [ 69.049622][ T29] kauditd_printk_skb: 4 callbacks suppressed [ 69.049639][ T29] audit: type=1400 audit(1785134432.856:143): avc: denied { execmem } for pid=5627 comm="syz-executor" scontext=root:sysadm_r:sysadm_t tcontext=root:sysadm_r:sysadm_t tclass=process permissive=1 [ 69.075723][ T29] audit: type=1400 audit(1785134432.856:144): avc: denied { create } for pid=5627 comm="syz-executor" scontext=root:sysadm_r:sysadm_t tcontext=root:sysadm_r:sysadm_t tclass=user_namespace permissive=1 [ 69.099604][ T29] audit: type=1400 audit(1785134432.856:145): avc: denied { sys_admin } for pid=5627 comm="syz-executor" capability=21 scontext=root:sysadm_r:sysadm_t tcontext=root:sysadm_r:sysadm_t tclass=cap_userns permissive=1 [ 69.121358][ T29] audit: type=1400 audit(1785134432.866:146): avc: denied { read } for pid=5628 comm="syz-executor" dev="nsfs" ino=4026531833 scontext=root:sysadm_r:sysadm_t tcontext=system_u:object_r:nsfs_t tclass=file permissive=1 [ 69.143599][ T29] audit: type=1400 audit(1785134432.866:147): avc: denied { open } for pid=5628 comm="syz-executor" path="net:[4026531833]" dev="nsfs" ino=4026531833 scontext=root:sysadm_r:sysadm_t tcontext=system_u:object_r:nsfs_t tclass=file permissive=1 [ 69.167432][ T29] audit: type=1400 audit(1785134432.866:148): avc: denied { mounton } for pid=5628 comm="syz-executor" path="/" dev="sda1" ino=2 scontext=root:sysadm_r:sysadm_t tcontext=system_u:object_r:root_t tclass=dir permissive=1 [ 69.189172][ T29] audit: type=1400 audit(1785134432.936:149): avc: denied { mounton } for pid=5628 comm="syz-executor" path="/root/syzkaller.5qqI18/syz-tmp" dev="sda1" ino=2031 scontext=root:sysadm_r:sysadm_t tcontext=root:object_r:user_home_t tclass=dir permissive=1 [ 69.213646][ T29] audit: type=1400 audit(1785134432.936:150): avc: denied { mount } for pid=5628 comm="syz-executor" name="/" dev="tmpfs" ino=1 scontext=root:sysadm_r:sysadm_t tcontext=system_u:object_r:tmpfs_t tclass=filesystem permissive=1 [ 69.236002][ T29] audit: type=1400 audit(1785134432.946:151): avc: denied { mounton } for pid=5628 comm="syz-executor" path="/root/syzkaller.5qqI18/syz-tmp/newroot/dev" dev="tmpfs" ino=3 scontext=root:sysadm_r:sysadm_t tcontext=root:object_r:user_tmpfs_t tclass=dir permissive=1 [ 69.261458][ T29] audit: type=1400 audit(1785134432.946:152): avc: denied { mount } for pid=5628 comm="syz-executor" name="/" dev="proc" ino=1 scontext=root:sysadm_r:sysadm_t tcontext=system_u:object_r:proc_t tclass=filesystem permissive=1 [ 69.287246][ T5628] soft_limit_in_bytes is deprecated and will be removed. Please report your usecase to linux-mm@kvack.org if you depend on this functionality. [ 71.079582][ T50] Bluetooth: hci0: unexpected cc 0x0c03 length: 249 > 1 [ 71.087453][ T50] Bluetooth: hci0: unexpected cc 0x1003 length: 249 > 9 [ 71.095850][ T50] Bluetooth: hci0: unexpected cc 0x1001 length: 249 > 9 [ 71.107108][ T50] Bluetooth: hci0: unexpected cc 0x0c23 length: 249 > 4 [ 71.116728][ T50] Bluetooth: hci0: unexpected cc 0x0c38 length: 249 > 2 [ 71.615760][ T5688] bridge0: port 1(bridge_slave_0) entered blocking state [ 71.623431][ T5688] bridge0: port 1(bridge_slave_0) entered disabled state [ 71.630631][ T5688] bridge_slave_0: entered allmulticast mode [ 71.637869][ T5688] bridge_slave_0: entered promiscuous mode [ 71.646482][ T5688] bridge0: port 2(bridge_slave_1) entered blocking state [ 71.653611][ T5688] bridge0: port 2(bridge_slave_1) entered disabled state [ 71.660831][ T5688] bridge_slave_1: entered allmulticast mode [ 71.667524][ T5688] bridge_slave_1: entered promiscuous mode [ 71.688463][ T5688] bond0: (slave bond_slave_0): Enslaving as an active interface with an up link [ 71.699254][ T5688] bond0: (slave bond_slave_1): Enslaving as an active interface with an up link [ 71.721581][ T5688] team0: Port device team_slave_0 added [ 71.728681][ T5688] team0: Port device team_slave_1 added [ 71.746168][ T5688] batman_adv: batadv0: Adding interface: batadv_slave_0 [ 71.753109][ T5688] 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 1532 would solve the problem. [ 71.779005][ T5688] batman_adv: batadv0: Not using interface batadv_slave_0 (retrying later): interface not active [ 71.791538][ T5688] batman_adv: batadv0: Adding interface: batadv_slave_1 [ 71.798589][ T5688] 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 1532 would solve the problem. [ 71.824546][ T5688] batman_adv: batadv0: Not using interface batadv_slave_1 (retrying later): interface not active [ 71.856277][ T5688] hsr_slave_0: entered promiscuous mode [ 71.862444][ T5688] hsr_slave_1: entered promiscuous mode [ 71.967743][ T5688] netdevsim netdevsim0 netdevsim0: renamed from eth0 [ 71.979975][ T5688] 8021q: adding VLAN 0 to HW filter on device netdevsim0 [ 71.988935][ T5688] netdevsim netdevsim0 netdevsim1: renamed from eth1 [ 71.998514][ T5688] 8021q: adding VLAN 0 to HW filter on device netdevsim1 [ 72.007339][ T5688] netdevsim netdevsim0 netdevsim2: renamed from eth2 [ 72.017002][ T5688] 8021q: adding VLAN 0 to HW filter on device netdevsim2 [ 72.025061][ T5688] netdevsim netdevsim0 netdevsim3: renamed from eth3 [ 72.035965][ T5688] 8021q: adding VLAN 0 to HW filter on device netdevsim3 [ 72.061272][ T5688] bridge0: port 2(bridge_slave_1) entered blocking state [ 72.068662][ T5688] bridge0: port 2(bridge_slave_1) entered forwarding state [ 72.076755][ T5688] bridge0: port 1(bridge_slave_0) entered blocking state [ 72.083827][ T5688] bridge0: port 1(bridge_slave_0) entered forwarding state [ 72.129642][ T5688] 8021q: adding VLAN 0 to HW filter on device bond0 [ 72.145589][ T48] bridge0: port 1(bridge_slave_0) entered disabled state [ 72.154579][ T48] bridge0: port 2(bridge_slave_1) entered disabled state [ 72.169757][ T5688] 8021q: adding VLAN 0 to HW filter on device team0 [ 72.182341][ T48] bridge0: port 1(bridge_slave_0) entered blocking state [ 72.189462][ T48] bridge0: port 1(bridge_slave_0) entered forwarding state [ 72.201533][ T1162] bridge0: port 2(bridge_slave_1) entered blocking state [ 72.208647][ T1162] bridge0: port 2(bridge_slave_1) entered forwarding state [ 72.441710][ T5688] 8021q: adding VLAN 0 to HW filter on device batadv0 [ 72.475718][ T5688] veth0_vlan: entered promiscuous mode [ 72.490549][ T5688] veth1_vlan: entered promiscuous mode [ 72.516933][ T5688] veth0_macvtap: entered promiscuous mode [ 72.528256][ T5688] veth1_macvtap: entered promiscuous mode [ 72.545933][ T5688] batman_adv: batadv0: Interface activated: batadv_slave_0 [ 72.560480][ T5688] batman_adv: batadv0: Interface activated: batadv_slave_1 [ 72.574487][ T1158] netdevsim netdevsim0 netdevsim0: set [1, 0] type 2 family 0 port 6081 - 0 [ 72.584037][ T1158] netdevsim netdevsim0 netdevsim1: set [1, 0] type 2 family 0 port 6081 - 0 [ 72.597712][ T1158] netdevsim netdevsim0 netdevsim2: set [1, 0] type 2 family 0 port 6081 - 0 [ 72.606680][ T1158] netdevsim netdevsim0 netdevsim3: set [1, 0] type 2 family 0 port 6081 - 0 [ 72.724355][ T48] netdevsim netdevsim0 netdevsim3 (unregistering): unset [1, 0] type 2 family 0 port 6081 - 0 [ 72.800026][ T48] netdevsim netdevsim0 netdevsim2 (unregistering): unset [1, 0] type 2 family 0 port 6081 - 0 [ 72.879817][ T48] netdevsim netdevsim0 netdevsim1 (unregistering): unset [1, 0] type 2 family 0 port 6081 - 0 [ 72.954206][ T48] netdevsim netdevsim0 netdevsim0 (unregistering): unset [1, 0] type 2 family 0 port 6081 - 0 [ 72.973530][ T35] wlan0: Created IBSS using preconfigured BSSID 50:50:50:50:50:50 [ 72.982491][ T35] wlan0: Creating new IBSS network, BSSID 50:50:50:50:50:50 [ 73.009717][ T35] wlan1: Created IBSS using preconfigured BSSID 50:50:50:50:50:50 [ 73.018836][ T35] wlan1: Creating new IBSS network, BSSID 50:50:50:50:50:50 2026/07/27 06:40:37 executed programs: 0 [ 73.551699][ T50] Bluetooth: hci0: unexpected cc 0x0c03 length: 249 > 1 [ 73.561413][ T50] Bluetooth: hci0: unexpected cc 0x1003 length: 249 > 9 [ 73.569897][ T50] Bluetooth: hci0: unexpected cc 0x1001 length: 249 > 9 [ 73.580687][ T50] Bluetooth: hci0: unexpected cc 0x0c23 length: 249 > 4 [ 73.589142][ T50] Bluetooth: hci0: unexpected cc 0x0c38 length: 249 > 2 [ 73.900183][ T5746] bridge0: port 1(bridge_slave_0) entered blocking state [ 73.907390][ T5746] bridge0: port 1(bridge_slave_0) entered disabled state [ 73.914507][ T5746] bridge_slave_0: entered allmulticast mode [ 73.921470][ T5746] bridge_slave_0: entered promiscuous mode [ 73.930171][ T5746] bridge0: port 2(bridge_slave_1) entered blocking state [ 73.938522][ T5746] bridge0: port 2(bridge_slave_1) entered disabled state [ 73.946159][ T5746] bridge_slave_1: entered allmulticast mode [ 73.952955][ T5746] bridge_slave_1: entered promiscuous mode [ 73.979468][ T5746] bond0: (slave bond_slave_0): Enslaving as an active interface with an up link [ 73.990945][ T5746] bond0: (slave bond_slave_1): Enslaving as an active interface with an up link [ 74.013847][ T5746] team0: Port device team_slave_0 added [ 74.021077][ T5746] team0: Port device team_slave_1 added [ 74.040304][ T5746] batman_adv: batadv0: Adding interface: batadv_slave_0 [ 74.047839][ T5746] 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 1532 would solve the problem. [ 74.073903][ T5746] batman_adv: batadv0: Not using interface batadv_slave_0 (retrying later): interface not active [ 74.086474][ T5746] batman_adv: batadv0: Adding interface: batadv_slave_1 [ 74.093424][ T5746] 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 1532 would solve the problem. [ 74.119812][ T5746] batman_adv: batadv0: Not using interface batadv_slave_1 (retrying later): interface not active [ 74.154630][ T5746] hsr_slave_0: entered promiscuous mode [ 74.160883][ T5746] hsr_slave_1: entered promiscuous mode [ 74.166956][ T5746] debugfs: 'hsr0' already exists in 'hsr' [ 74.172756][ T5746] Cannot create hsr debugfs directory [ 75.321541][ T48] bridge_slave_1: left allmulticast mode [ 75.328383][ T48] bridge_slave_1: left promiscuous mode [ 75.335952][ T48] bridge0: port 2(bridge_slave_1) entered disabled state [ 75.350333][ T48] bridge_slave_0: left allmulticast mode [ 75.357060][ T48] bridge_slave_0: left promiscuous mode [ 75.363820][ T48] bridge0: port 1(bridge_slave_0) entered disabled state [ 75.532351][ T48] bond0 (unregistering): (slave bond_slave_0): Releasing backup interface [ 75.543726][ T48] bond0 (unregistering): (slave bond_slave_1): Releasing backup interface [ 75.554386][ T48] bond0 (unregistering): Released all slaves [ 75.557062][ T29] kauditd_printk_skb: 21 callbacks suppressed [ 75.557076][ T29] audit: type=1400 audit(1785134439.366:174): avc: denied { write } for pid=5764 comm="dhcpcd-run-hook" name="hook-state" dev="tmpfs" ino=1776 scontext=system_u:system_r:dhcpc_t tcontext=system_u:object_r:tmpfs_t tclass=dir permissive=1 [ 75.638512][ T50] Bluetooth: hci0: command tx timeout [ 75.661516][ T48] hsr_slave_0: left promiscuous mode [ 75.671175][ T29] audit: type=1400 audit(1785134439.476:175): avc: denied { write } for pid=5775 comm="rm" name="hook-state" dev="tmpfs" ino=1776 scontext=system_u:system_r:dhcpc_t tcontext=system_u:object_r:tmpfs_t tclass=dir permissive=1 [ 75.698651][ T48] hsr_slave_1: left promiscuous mode [ 75.704840][ T48] batman_adv: batadv0: Interface deactivated: batadv_slave_0 [ 75.712291][ T48] batman_adv: batadv0: Removing interface: batadv_slave_0 [ 75.723624][ T48] batman_adv: batadv0: Interface deactivated: batadv_slave_1 [ 75.731243][ T48] batman_adv: batadv0: Removing interface: batadv_slave_1 [ 75.743554][ T48] veth1_macvtap: left promiscuous mode [ 75.749801][ T48] veth0_macvtap: left promiscuous mode [ 75.755438][ T48] veth1_vlan: left promiscuous mode [ 75.760719][ T48] veth0_vlan: left promiscuous mode [ 75.878251][ T48] team0 (unregistering): Port device team_slave_1 removed [ 75.890932][ T48] team0 (unregistering): Port device team_slave_0 removed [ 75.962730][ T5274] 8021q: adding VLAN 0 to HW filter on device eth1 [ 76.254609][ T29] audit: type=1400 audit(1785134440.056:176): avc: denied { write } for pid=5778 comm="dhcpcd-run-hook" name="hook-state" dev="tmpfs" ino=1776 scontext=system_u:system_r:dhcpc_t tcontext=system_u:object_r:tmpfs_t tclass=dir permissive=1 [ 76.259633][ T5746] netdevsim netdevsim0 netdevsim0: renamed from eth0 [ 76.315539][ T5746] 8021q: adding VLAN 0 to HW filter on device netdevsim0 [ 76.335490][ T5746] netdevsim netdevsim0 netdevsim1: renamed from eth1 [ 76.350798][ T5746] 8021q: adding VLAN 0 to HW filter on device netdevsim1 [ 76.372851][ T29] audit: type=1400 audit(1785134440.176:177): avc: denied { write } for pid=5789 comm="rm" name="hook-state" dev="tmpfs" ino=1776 scontext=system_u:system_r:dhcpc_t tcontext=system_u:object_r:tmpfs_t tclass=dir permissive=1 [ 76.557185][ T5746] netdevsim netdevsim0 netdevsim2: renamed from eth2 [ 76.568971][ T5746] 8021q: adding VLAN 0 to HW filter on device netdevsim2 [ 76.583777][ T5746] netdevsim netdevsim0 netdevsim3: renamed from eth3 [ 76.593877][ T5746] 8021q: adding VLAN 0 to HW filter on device netdevsim3 [ 76.778712][ T5746] 8021q: adding VLAN 0 to HW filter on device bond0 [ 76.848320][ T5746] 8021q: adding VLAN 0 to HW filter on device team0 [ 76.862456][ T1158] bridge0: port 1(bridge_slave_0) entered blocking state [ 76.869679][ T1158] bridge0: port 1(bridge_slave_0) entered forwarding state [ 76.902589][ T35] bridge0: port 2(bridge_slave_1) entered blocking state [ 76.909783][ T35] bridge0: port 2(bridge_slave_1) entered forwarding state [ 76.918790][ T29] audit: type=1400 audit(1785134440.716:178): avc: denied { write } for pid=5798 comm="dhcpcd-run-hook" name="hook-state" dev="tmpfs" ino=1776 scontext=system_u:system_r:dhcpc_t tcontext=system_u:object_r:tmpfs_t tclass=dir permissive=1 [ 77.010006][ T29] audit: type=1400 audit(1785134440.786:179): avc: denied { write } for pid=5809 comm="rm" name="hook-state" dev="tmpfs" ino=1776 scontext=system_u:system_r:dhcpc_t tcontext=system_u:object_r:tmpfs_t tclass=dir permissive=1 [ 77.272942][ T29] audit: type=1400 audit(1785134441.076:180): avc: denied { write } for pid=5811 comm="dhcpcd-run-hook" name="hook-state" dev="tmpfs" ino=1776 scontext=system_u:system_r:dhcpc_t tcontext=system_u:object_r:tmpfs_t tclass=dir permissive=1 [ 77.339151][ T29] audit: type=1400 audit(1785134441.146:181): avc: denied { write } for pid=5830 comm="rm" name="hook-state" dev="tmpfs" ino=1776 scontext=system_u:system_r:dhcpc_t tcontext=system_u:object_r:tmpfs_t tclass=dir permissive=1 [ 77.395858][ T5746] 8021q: adding VLAN 0 to HW filter on device batadv0 [ 77.446032][ T5746] veth0_vlan: entered promiscuous mode [ 77.459199][ T5746] veth1_vlan: entered promiscuous mode [ 77.497096][ T5746] veth0_macvtap: entered promiscuous mode [ 77.507135][ T5746] veth1_macvtap: entered promiscuous mode [ 77.530854][ T5746] batman_adv: batadv0: Interface activated: batadv_slave_0 [ 77.546908][ T5746] batman_adv: batadv0: Interface activated: batadv_slave_1 [ 77.564210][ T35] netdevsim netdevsim0 netdevsim0: set [1, 0] type 2 family 0 port 6081 - 0 [ 77.583767][ T35] netdevsim netdevsim0 netdevsim1: set [1, 0] type 2 family 0 port 6081 - 0 [ 77.615283][ T1100] netdevsim netdevsim0 netdevsim2: set [1, 0] type 2 family 0 port 6081 - 0 [ 77.625722][ T29] audit: type=1400 audit(1785134441.436:182): avc: denied { write } for pid=5834 comm="dhcpcd-run-hook" name="hook-state" dev="tmpfs" ino=1776 scontext=system_u:system_r:dhcpc_t tcontext=system_u:object_r:tmpfs_t tclass=dir permissive=1 [ 77.650556][ T1100] netdevsim netdevsim0 netdevsim3: set [1, 0] type 2 family 0 port 6081 - 0 [ 77.699253][ T29] audit: type=1400 audit(1785134441.506:183): avc: denied { write } for pid=5845 comm="rm" name="hook-state" dev="tmpfs" ino=1776 scontext=system_u:system_r:dhcpc_t tcontext=system_u:object_r:tmpfs_t tclass=dir permissive=1 [ 77.717581][ T48] wlan0: Created IBSS using preconfigured BSSID 50:50:50:50:50:50 [ 77.729911][ T50] Bluetooth: hci0: command tx timeout [ 77.743096][ T48] wlan0: Creating new IBSS network, BSSID 50:50:50:50:50:50 [ 77.781773][ T48] wlan1: Created IBSS using preconfigured BSSID 50:50:50:50:50:50 [ 77.790613][ T48] wlan1: Creating new IBSS network, BSSID 50:50:50:50:50:50 [ 77.832670][ T5847] [ 77.835454][ T5847] ============================= [ 77.840482][ T5847] WARNING: suspicious RCU usage [ 77.845640][ T5847] syzkaller #0 Not tainted [ 77.850218][ T5847] ----------------------------- [ 77.855242][ T5847] kernel/events/callchain.c:163 suspicious rcu_dereference_check() usage! [ 77.863923][ T5847] [ 77.863923][ T5847] other info that might help us debug this: [ 77.863923][ T5847] [ 77.874517][ T5847] [ 77.874517][ T5847] rcu_scheduler_active = 2, debug_locks = 1 [ 77.882902][ T5847] 1 lock held by syz.0.17/5847: [ 77.887804][ T5847] #0: ffffffff8ebe7378 (rcu_tasks_trace_srcu_struct){....}-{0:0}, at: bpf_prog_test_run_syscall+0x301/0xad0 [ 77.899436][ T5847] [ 77.899436][ T5847] stack backtrace: [ 77.905985][ T5847] CPU: 1 UID: 0 PID: 5847 Comm: syz.0.17 Not tainted syzkaller #0 PREEMPT(full) [ 77.906007][ T5847] Hardware name: Google Google Compute Engine/Google Compute Engine, BIOS Google 07/16/2026 [ 77.906016][ T5847] Call Trace: [ 77.906021][ T5847] [ 77.906027][ T5847] dump_stack_lvl+0x100/0x190 [ 77.906051][ T5847] lockdep_rcu_suspicious.cold+0x4f/0xb1 [ 77.906085][ T5847] get_callchain_entry+0x278/0x3f0 [ 77.906106][ T5847] get_perf_callchain+0x2d6/0x9c0 [ 77.906124][ T5847] ? __pfx_get_perf_callchain+0x10/0x10 [ 77.906141][ T5847] ? fd_install+0x223/0x580 [ 77.906159][ T5847] ? fd_install+0x24f/0x580 [ 77.906176][ T5847] __bpf_get_stack+0x531/0xa90 [ 77.906195][ T5847] ? __pfx___bpf_get_stack+0x10/0x10 [ 77.906216][ T5847] bpf_get_stack+0x32/0x40 [ 77.906232][ T5847] bpf_get_stack_raw_tp+0x1dd/0x280 [ 77.906255][ T5847] bpf_prog_954a33db00d453db+0x43/0x4b [ 77.906269][ T5847] bpf_prog_test_run_syscall+0x4b1/0xad0 [ 77.906297][ T5847] ? __pfx_bpf_prog_test_run_syscall+0x10/0x10 [ 77.906320][ T5847] ? fdget+0x17a/0x210 [ 77.906334][ T5847] ? __bpf_prog_get+0x97/0x2a0 [ 77.906352][ T5847] ? __pfx_bpf_prog_test_run_syscall+0x10/0x10 [ 77.906375][ T5847] __sys_bpf+0x2a12/0x4e80 [ 77.906387][ T5847] ? futex_hash+0x311/0x400 [ 77.906411][ T5847] ? __pfx___sys_bpf+0x10/0x10 [ 77.906424][ T5847] ? __pfx_futex_hash+0x10/0x10 [ 77.906440][ T5847] ? fault_dirty_shared_page+0x16e/0x5a0 [ 77.906465][ T5847] ? __pfx_filemap_map_pages+0x10/0x10 [ 77.906494][ T5847] ? __pfx_futex_wake+0x10/0x10 [ 77.906511][ T5847] ? __pfx___handle_mm_fault+0x10/0x10 [ 77.906533][ T5847] ? __pfx___css_rstat_updated+0x10/0x10 [ 77.906564][ T5847] ? __x64_sys_futex+0x34f/0x4d0 [ 77.906584][ T5847] ? __x64_sys_futex+0x358/0x4d0 [ 77.906606][ T5847] ? __pfx___x64_sys_futex+0x10/0x10 [ 77.906629][ T5847] ? __x64_sys_bpf+0xce/0x140 [ 77.906642][ T5847] __x64_sys_bpf+0xce/0x140 [ 77.906656][ T5847] ? do_syscall_64+0x90/0x870 [ 77.906673][ T5847] do_syscall_64+0x115/0x870 [ 77.906687][ T5847] ? clear_bhb_loop+0x40/0x90 [ 77.906705][ T5847] entry_SYSCALL_64_after_hwframe+0x77/0x7f [ 77.906719][ T5847] RIP: 0033:0x7f90d939de99 [ 77.906731][ T5847] 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 [ 77.906744][ T5847] RSP: 002b:00007ffc8e9e1e98 EFLAGS: 00000246 ORIG_RAX: 0000000000000141 [ 77.906759][ T5847] RAX: ffffffffffffffda RBX: 00007f90d9625fa0 RCX: 00007f90d939de99 [ 77.906768][ T5847] RDX: 000000000000000c RSI: 00002000000004c0 RDI: 000000000000000a [ 77.906776][ T5847] RBP: 00007f90d9433eaf R08: 0000000000000000 R09: 0000000000000000 [ 77.906784][ T5847] R10: 0000000000000000 R11: 0000000000000246 R12: 0000000000000000 [ 77.906791][ T5847] R13: 00007f90d9625fac R14: 00007f90d9625fa0 R15: 00007f90d9625fa0 [ 77.906809][ T5847]