last executing test programs: kernel console output (not intermixed with test programs): Warning: Permanently added '10.128.0.6' (ED25519) to the list of known hosts. [ 33.174551][ T29] audit: type=1400 audit(1759816573.398:62): avc: denied { mounton } for pid=3303 comm="syz-executor" path="/syzcgroup/unified" dev="sda1" ino=2022 scontext=root:sysadm_r:sysadm_t tcontext=root:object_r:root_t tclass=dir permissive=1 [ 33.197562][ T29] audit: type=1400 audit(1759816573.428:63): avc: denied { mount } for pid=3303 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 [ 33.198542][ T3303] cgroup: Unknown subsys name 'net' [ 33.225306][ T29] audit: type=1400 audit(1759816573.458:64): avc: denied { unmount } for pid=3303 comm="syz-executor" scontext=root:sysadm_r:sysadm_t tcontext=system_u:object_r:cgroup_t tclass=filesystem permissive=1 [ 33.346834][ T3303] cgroup: Unknown subsys name 'cpuset' [ 33.353012][ T3303] cgroup: Unknown subsys name 'rlimit' [ 33.504411][ T29] audit: type=1400 audit(1759816573.728:65): avc: denied { setattr } for pid=3303 comm="syz-executor" name="raw-gadget" dev="devtmpfs" ino=142 scontext=root:sysadm_r:sysadm_t tcontext=system_u:object_r:device_t tclass=chr_file permissive=1 [ 33.527678][ T29] audit: type=1400 audit(1759816573.728:66): avc: denied { create } for pid=3303 comm="syz-executor" scontext=root:sysadm_r:sysadm_t tcontext=root:sysadm_r:sysadm_t tclass=netlink_generic_socket permissive=1 [ 33.548204][ T29] audit: type=1400 audit(1759816573.728:67): avc: denied { write } for pid=3303 comm="syz-executor" scontext=root:sysadm_r:sysadm_t tcontext=root:sysadm_r:sysadm_t tclass=netlink_generic_socket permissive=1 [ 33.568638][ T29] audit: type=1400 audit(1759816573.738:68): avc: denied { read } for pid=3303 comm="syz-executor" scontext=root:sysadm_r:sysadm_t tcontext=root:sysadm_r:sysadm_t tclass=netlink_generic_socket permissive=1 [ 33.589056][ T29] audit: type=1400 audit(1759816573.748:69): avc: denied { mounton } for pid=3303 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 [ 33.613989][ T29] audit: type=1400 audit(1759816573.748:70): avc: denied { mount } for pid=3303 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 [ 33.620395][ T3307] SELinux: Context root:object_r:swapfile_t is not valid (left unmapped). Setting up swapspace version 1, size = 127995904 bytes [ 33.646256][ T29] audit: type=1400 audit(1759816573.878:71): avc: denied { relabelto } for pid=3307 comm="mkswap" name="swap-file" dev="sda1" ino=2025 scontext=root:sysadm_r:sysadm_t tcontext=system_u:object_r:unlabeled_t tclass=file permissive=1 trawcon="root:object_r:swapfile_t" [ 33.684931][ T3303] Adding 124996k swap on ./swap-file. Priority:0 extents:1 across:124996k [ 34.825853][ T3313] chnl_net:caif_netlink_parms(): no params data found [ 34.899341][ T3314] chnl_net:caif_netlink_parms(): no params data found [ 34.924958][ T3316] chnl_net:caif_netlink_parms(): no params data found [ 34.942417][ T3323] chnl_net:caif_netlink_parms(): no params data found [ 34.998251][ T3313] bridge0: port 1(bridge_slave_0) entered blocking state [ 35.005492][ T3313] bridge0: port 1(bridge_slave_0) entered disabled state [ 35.012748][ T3313] bridge_slave_0: entered allmulticast mode [ 35.019302][ T3313] bridge_slave_0: entered promiscuous mode [ 35.034154][ T3313] bridge0: port 2(bridge_slave_1) entered blocking state [ 35.041246][ T3313] bridge0: port 2(bridge_slave_1) entered disabled state [ 35.048477][ T3313] bridge_slave_1: entered allmulticast mode [ 35.054810][ T3313] bridge_slave_1: entered promiscuous mode [ 35.086775][ T3320] chnl_net:caif_netlink_parms(): no params data found [ 35.098148][ T3314] bridge0: port 1(bridge_slave_0) entered blocking state [ 35.105599][ T3314] bridge0: port 1(bridge_slave_0) entered disabled state [ 35.112755][ T3314] bridge_slave_0: entered allmulticast mode [ 35.119347][ T3314] bridge_slave_0: entered promiscuous mode [ 35.148332][ T3314] bridge0: port 2(bridge_slave_1) entered blocking state [ 35.155494][ T3314] bridge0: port 2(bridge_slave_1) entered disabled state [ 35.162717][ T3314] bridge_slave_1: entered allmulticast mode [ 35.169359][ T3314] bridge_slave_1: entered promiscuous mode [ 35.177083][ T3313] bond0: (slave bond_slave_0): Enslaving as an active interface with an up link [ 35.191329][ T3313] bond0: (slave bond_slave_1): Enslaving as an active interface with an up link [ 35.200480][ T3316] bridge0: port 1(bridge_slave_0) entered blocking state [ 35.208015][ T3316] bridge0: port 1(bridge_slave_0) entered disabled state [ 35.215282][ T3316] bridge_slave_0: entered allmulticast mode [ 35.221819][ T3316] bridge_slave_0: entered promiscuous mode [ 35.248068][ T3316] bridge0: port 2(bridge_slave_1) entered blocking state [ 35.255177][ T3316] bridge0: port 2(bridge_slave_1) entered disabled state [ 35.262671][ T3316] bridge_slave_1: entered allmulticast mode [ 35.269039][ T3316] bridge_slave_1: entered promiscuous mode [ 35.275279][ T3323] bridge0: port 1(bridge_slave_0) entered blocking state [ 35.282431][ T3323] bridge0: port 1(bridge_slave_0) entered disabled state [ 35.289624][ T3323] bridge_slave_0: entered allmulticast mode [ 35.296142][ T3323] bridge_slave_0: entered promiscuous mode [ 35.319352][ T3323] bridge0: port 2(bridge_slave_1) entered blocking state [ 35.326661][ T3323] bridge0: port 2(bridge_slave_1) entered disabled state [ 35.333852][ T3323] bridge_slave_1: entered allmulticast mode [ 35.340385][ T3323] bridge_slave_1: entered promiscuous mode [ 35.347862][ T3314] bond0: (slave bond_slave_0): Enslaving as an active interface with an up link [ 35.360181][ T3313] team0: Port device team_slave_0 added [ 35.381078][ T3314] bond0: (slave bond_slave_1): Enslaving as an active interface with an up link [ 35.391428][ T3323] bond0: (slave bond_slave_0): Enslaving as an active interface with an up link [ 35.403409][ T3313] team0: Port device team_slave_1 added [ 35.410297][ T3316] bond0: (slave bond_slave_0): Enslaving as an active interface with an up link [ 35.430784][ T3323] bond0: (slave bond_slave_1): Enslaving as an active interface with an up link [ 35.451157][ T3316] bond0: (slave bond_slave_1): Enslaving as an active interface with an up link [ 35.476618][ T3314] team0: Port device team_slave_0 added [ 35.487323][ T3320] bridge0: port 1(bridge_slave_0) entered blocking state [ 35.494478][ T3320] bridge0: port 1(bridge_slave_0) entered disabled state [ 35.501694][ T3320] bridge_slave_0: entered allmulticast mode [ 35.508145][ T3320] bridge_slave_0: entered promiscuous mode [ 35.514714][ T3313] batman_adv: batadv0: Adding interface: batadv_slave_0 [ 35.521754][ T3313] 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. [ 35.547762][ T3313] batman_adv: batadv0: Not using interface batadv_slave_0 (retrying later): interface not active [ 35.564425][ T3314] team0: Port device team_slave_1 added [ 35.575243][ T3320] bridge0: port 2(bridge_slave_1) entered blocking state [ 35.582425][ T3320] bridge0: port 2(bridge_slave_1) entered disabled state [ 35.589609][ T3320] bridge_slave_1: entered allmulticast mode [ 35.596129][ T3320] bridge_slave_1: entered promiscuous mode [ 35.602471][ T3313] batman_adv: batadv0: Adding interface: batadv_slave_1 [ 35.609590][ T3313] 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. [ 35.635582][ T3313] batman_adv: batadv0: Not using interface batadv_slave_1 (retrying later): interface not active [ 35.647060][ T3323] team0: Port device team_slave_0 added [ 35.658536][ T3316] team0: Port device team_slave_0 added [ 35.677650][ T3323] team0: Port device team_slave_1 added [ 35.689000][ T3316] team0: Port device team_slave_1 added [ 35.694879][ T3314] batman_adv: batadv0: Adding interface: batadv_slave_0 [ 35.701902][ T3314] 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. [ 35.727835][ T3314] batman_adv: batadv0: Not using interface batadv_slave_0 (retrying later): interface not active [ 35.739121][ T3314] batman_adv: batadv0: Adding interface: batadv_slave_1 [ 35.746114][ T3314] 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. [ 35.772174][ T3314] batman_adv: batadv0: Not using interface batadv_slave_1 (retrying later): interface not active [ 35.784792][ T3320] bond0: (slave bond_slave_0): Enslaving as an active interface with an up link [ 35.810033][ T3320] bond0: (slave bond_slave_1): Enslaving as an active interface with an up link [ 35.829944][ T3323] batman_adv: batadv0: Adding interface: batadv_slave_0 [ 35.837068][ T3323] 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. [ 35.863114][ T3323] batman_adv: batadv0: Not using interface batadv_slave_0 (retrying later): interface not active [ 35.890169][ T3313] hsr_slave_0: entered promiscuous mode [ 35.896274][ T3313] hsr_slave_1: entered promiscuous mode [ 35.914205][ T3323] batman_adv: batadv0: Adding interface: batadv_slave_1 [ 35.921278][ T3323] 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. [ 35.947263][ T3323] batman_adv: batadv0: Not using interface batadv_slave_1 (retrying later): interface not active [ 35.960016][ T3316] batman_adv: batadv0: Adding interface: batadv_slave_0 [ 35.967000][ T3316] 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. [ 35.992944][ T3316] batman_adv: batadv0: Not using interface batadv_slave_0 (retrying later): interface not active [ 36.014455][ T3320] team0: Port device team_slave_0 added [ 36.022721][ T3320] team0: Port device team_slave_1 added [ 36.028715][ T3316] batman_adv: batadv0: Adding interface: batadv_slave_1 [ 36.035659][ T3316] 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. [ 36.061622][ T3316] batman_adv: batadv0: Not using interface batadv_slave_1 (retrying later): interface not active [ 36.082553][ T3314] hsr_slave_0: entered promiscuous mode [ 36.088936][ T3314] hsr_slave_1: entered promiscuous mode [ 36.094852][ T3314] debugfs: 'hsr0' already exists in 'hsr' [ 36.100661][ T3314] Cannot create hsr debugfs directory [ 36.141058][ T3323] hsr_slave_0: entered promiscuous mode [ 36.147202][ T3323] hsr_slave_1: entered promiscuous mode [ 36.152997][ T3323] debugfs: 'hsr0' already exists in 'hsr' [ 36.158757][ T3323] Cannot create hsr debugfs directory [ 36.170209][ T3320] batman_adv: batadv0: Adding interface: batadv_slave_0 [ 36.177205][ T3320] 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. [ 36.203223][ T3320] batman_adv: batadv0: Not using interface batadv_slave_0 (retrying later): interface not active [ 36.226594][ T3320] batman_adv: batadv0: Adding interface: batadv_slave_1 [ 36.233633][ T3320] 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. [ 36.259590][ T3320] batman_adv: batadv0: Not using interface batadv_slave_1 (retrying later): interface not active [ 36.283903][ T3316] hsr_slave_0: entered promiscuous mode [ 36.290092][ T3316] hsr_slave_1: entered promiscuous mode [ 36.295970][ T3316] debugfs: 'hsr0' already exists in 'hsr' [ 36.301736][ T3316] Cannot create hsr debugfs directory [ 36.364393][ T3320] hsr_slave_0: entered promiscuous mode [ 36.370506][ T3320] hsr_slave_1: entered promiscuous mode [ 36.376432][ T3320] debugfs: 'hsr0' already exists in 'hsr' [ 36.382343][ T3320] Cannot create hsr debugfs directory [ 36.503992][ T3313] netdevsim netdevsim3 netdevsim0: renamed from eth0 [ 36.515194][ T3313] netdevsim netdevsim3 netdevsim1: renamed from eth1 [ 36.526380][ T3313] netdevsim netdevsim3 netdevsim2: renamed from eth2 [ 36.542247][ T3313] netdevsim netdevsim3 netdevsim3: renamed from eth3 [ 36.562816][ T3314] netdevsim netdevsim0 netdevsim0: renamed from eth0 [ 36.572184][ T3314] netdevsim netdevsim0 netdevsim1: renamed from eth1 [ 36.582242][ T3314] netdevsim netdevsim0 netdevsim2: renamed from eth2 [ 36.593274][ T3314] netdevsim netdevsim0 netdevsim3: renamed from eth3 [ 36.628541][ T3323] netdevsim netdevsim4 netdevsim0: renamed from eth0 [ 36.655151][ T3313] 8021q: adding VLAN 0 to HW filter on device bond0 [ 36.662280][ T3323] netdevsim netdevsim4 netdevsim1: renamed from eth1 [ 36.677487][ T3323] netdevsim netdevsim4 netdevsim2: renamed from eth2 [ 36.691250][ T3323] netdevsim netdevsim4 netdevsim3: renamed from eth3 [ 36.699726][ T3316] netdevsim netdevsim2 netdevsim0: renamed from eth0 [ 36.709638][ T3316] netdevsim netdevsim2 netdevsim1: renamed from eth1 [ 36.719162][ T3316] netdevsim netdevsim2 netdevsim2: renamed from eth2 [ 36.737244][ T3316] netdevsim netdevsim2 netdevsim3: renamed from eth3 [ 36.763344][ T3313] 8021q: adding VLAN 0 to HW filter on device team0 [ 36.779698][ T1593] bridge0: port 1(bridge_slave_0) entered blocking state [ 36.786877][ T1593] bridge0: port 1(bridge_slave_0) entered forwarding state [ 36.797864][ T3314] 8021q: adding VLAN 0 to HW filter on device bond0 [ 36.809128][ T3320] netdevsim netdevsim1 netdevsim0: renamed from eth0 [ 36.819151][ T3320] netdevsim netdevsim1 netdevsim1: renamed from eth1 [ 36.828262][ T3320] netdevsim netdevsim1 netdevsim2: renamed from eth2 [ 36.837813][ T3320] netdevsim netdevsim1 netdevsim3: renamed from eth3 [ 36.854083][ T1593] bridge0: port 2(bridge_slave_1) entered blocking state [ 36.861278][ T1593] bridge0: port 2(bridge_slave_1) entered forwarding state [ 36.891202][ T3314] 8021q: adding VLAN 0 to HW filter on device team0 [ 36.918225][ T1593] bridge0: port 1(bridge_slave_0) entered blocking state [ 36.925451][ T1593] bridge0: port 1(bridge_slave_0) entered forwarding state [ 36.943842][ T52] bridge0: port 2(bridge_slave_1) entered blocking state [ 36.950976][ T52] bridge0: port 2(bridge_slave_1) entered forwarding state [ 36.991395][ T3323] 8021q: adding VLAN 0 to HW filter on device bond0 [ 37.010601][ T3316] 8021q: adding VLAN 0 to HW filter on device bond0 [ 37.027863][ T3323] 8021q: adding VLAN 0 to HW filter on device team0 [ 37.049774][ T3316] 8021q: adding VLAN 0 to HW filter on device team0 [ 37.058882][ T1593] bridge0: port 1(bridge_slave_0) entered blocking state [ 37.066045][ T1593] bridge0: port 1(bridge_slave_0) entered forwarding state [ 37.082550][ T1593] bridge0: port 1(bridge_slave_0) entered blocking state [ 37.089664][ T1593] bridge0: port 1(bridge_slave_0) entered forwarding state [ 37.100836][ T3313] 8021q: adding VLAN 0 to HW filter on device batadv0 [ 37.109842][ T59] bridge0: port 2(bridge_slave_1) entered blocking state [ 37.116954][ T59] bridge0: port 2(bridge_slave_1) entered forwarding state [ 37.131932][ T3320] 8021q: adding VLAN 0 to HW filter on device bond0 [ 37.141425][ T59] bridge0: port 2(bridge_slave_1) entered blocking state [ 37.148587][ T59] bridge0: port 2(bridge_slave_1) entered forwarding state [ 37.185624][ T3320] 8021q: adding VLAN 0 to HW filter on device team0 [ 37.204468][ T3316] hsr0: Slave A (hsr_slave_0) is not up; please bring it up to get a fully working HSR network [ 37.214947][ T3316] hsr0: Slave B (hsr_slave_1) is not up; please bring it up to get a fully working HSR network [ 37.230088][ T3314] 8021q: adding VLAN 0 to HW filter on device batadv0 [ 37.269395][ T59] bridge0: port 1(bridge_slave_0) entered blocking state [ 37.276546][ T59] bridge0: port 1(bridge_slave_0) entered forwarding state [ 37.295452][ T59] bridge0: port 2(bridge_slave_1) entered blocking state [ 37.302574][ T59] bridge0: port 2(bridge_slave_1) entered forwarding state [ 37.336084][ T3320] hsr0: Slave A (hsr_slave_0) is not up; please bring it up to get a fully working HSR network [ 37.346537][ T3320] hsr0: Slave B (hsr_slave_1) is not up; please bring it up to get a fully working HSR network [ 37.384569][ T3323] 8021q: adding VLAN 0 to HW filter on device batadv0 [ 37.405591][ T3316] 8021q: adding VLAN 0 to HW filter on device batadv0 [ 37.430847][ T3313] veth0_vlan: entered promiscuous mode [ 37.455306][ T3314] veth0_vlan: entered promiscuous mode [ 37.466658][ T3313] veth1_vlan: entered promiscuous mode [ 37.488739][ T3320] 8021q: adding VLAN 0 to HW filter on device batadv0 [ 37.496785][ T3314] veth1_vlan: entered promiscuous mode [ 37.535102][ T3313] veth0_macvtap: entered promiscuous mode [ 37.554652][ T3314] veth0_macvtap: entered promiscuous mode [ 37.567150][ T3313] veth1_macvtap: entered promiscuous mode [ 37.577322][ T3314] veth1_macvtap: entered promiscuous mode [ 37.601521][ T3314] batman_adv: batadv0: Interface activated: batadv_slave_0 [ 37.615202][ T3316] veth0_vlan: entered promiscuous mode [ 37.623360][ T3313] batman_adv: batadv0: Interface activated: batadv_slave_0 [ 37.640357][ T3314] batman_adv: batadv0: Interface activated: batadv_slave_1 [ 37.650177][ T3316] veth1_vlan: entered promiscuous mode [ 37.661136][ T3313] batman_adv: batadv0: Interface activated: batadv_slave_1 [ 37.679983][ T12] netdevsim netdevsim0 netdevsim0: set [1, 0] type 2 family 0 port 6081 - 0 [ 37.690315][ T12] netdevsim netdevsim0 netdevsim1: set [1, 0] type 2 family 0 port 6081 - 0 [ 37.703504][ T3320] veth0_vlan: entered promiscuous mode [ 37.718255][ T12] netdevsim netdevsim0 netdevsim2: set [1, 0] type 2 family 0 port 6081 - 0 [ 37.728106][ T12] netdevsim netdevsim0 netdevsim3: set [1, 0] type 2 family 0 port 6081 - 0 [ 37.741225][ T12] netdevsim netdevsim3 netdevsim0: set [1, 0] type 2 family 0 port 6081 - 0 [ 37.758243][ T3316] veth0_macvtap: entered promiscuous mode [ 37.768066][ T12] netdevsim netdevsim3 netdevsim1: set [1, 0] type 2 family 0 port 6081 - 0 [ 37.779037][ T3320] veth1_vlan: entered promiscuous mode [ 37.789875][ T3323] veth0_vlan: entered promiscuous mode [ 37.795524][ T12] netdevsim netdevsim3 netdevsim2: set [1, 0] type 2 family 0 port 6081 - 0 [ 37.813180][ T3316] veth1_macvtap: entered promiscuous mode [ 37.821616][ T12] netdevsim netdevsim3 netdevsim3: set [1, 0] type 2 family 0 port 6081 - 0 [ 37.837712][ T3320] veth0_macvtap: entered promiscuous mode [ 37.851370][ T3323] veth1_vlan: entered promiscuous mode [ 37.859008][ T3320] veth1_macvtap: entered promiscuous mode [ 37.859229][ T3313] 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. [ 37.871287][ T3320] batman_adv: batadv0: Interface activated: batadv_slave_0 [ 37.895745][ T3323] veth0_macvtap: entered promiscuous mode [ 37.903279][ T3314] ================================================================== [ 37.907710][ T3316] batman_adv: batadv0: Interface activated: batadv_slave_0 [ 37.911385][ T3314] BUG: KCSAN: data-race in set_nlink / set_nlink [ 37.924886][ T3314] [ 37.927219][ T3314] write to 0xffff888106e9e780 of 4 bytes by task 3313 on cpu 1: [ 37.930715][ T3316] batman_adv: batadv0: Interface activated: batadv_slave_1 [ 37.934890][ T3314] set_nlink+0x99/0xb0 [ 37.934916][ T3314] kernfs_iop_permission+0x1e2/0x220 [ 37.951470][ T3314] inode_permission+0x1ca/0x310 [ 37.956356][ T3314] link_path_walk+0x63c/0x900 [ 37.961051][ T3314] path_openat+0x1de/0x2170 [ 37.965553][ T3314] do_filp_open+0x109/0x230 [ 37.970052][ T3314] do_sys_openat2+0xa6/0x110 [ 37.974738][ T3314] __x64_sys_openat+0xf2/0x120 [ 37.979615][ T3314] x64_sys_call+0x2eab/0x3000 [ 37.984317][ T3314] do_syscall_64+0xd2/0x200 [ 37.988850][ T3314] entry_SYSCALL_64_after_hwframe+0x77/0x7f [ 37.994740][ T3314] [ 37.997059][ T3314] read to 0xffff888106e9e780 of 4 bytes by task 3314 on cpu 0: [ 38.004604][ T3314] set_nlink+0x29/0xb0 [ 38.008693][ T3314] kernfs_iop_permission+0x1e2/0x220 [ 38.013997][ T3314] inode_permission+0x1ca/0x310 [ 38.018852][ T3314] link_path_walk+0x63c/0x900 [ 38.023547][ T3314] path_openat+0x1de/0x2170 [ 38.028045][ T3314] do_filp_open+0x109/0x230 [ 38.032540][ T3314] do_sys_openat2+0xa6/0x110 [ 38.037136][ T3314] __x64_sys_openat+0xf2/0x120 [ 38.041969][ T3314] x64_sys_call+0x2eab/0x3000 [ 38.046660][ T3314] do_syscall_64+0xd2/0x200 [ 38.051337][ T3314] entry_SYSCALL_64_after_hwframe+0x77/0x7f [ 38.057238][ T3314] [ 38.059552][ T3314] value changed: 0x00000003 -> 0x00000004 [ 38.065435][ T3314] [ 38.067749][ T3314] Reported by Kernel Concurrency Sanitizer on: [ 38.073905][ T3314] CPU: 0 UID: 0 PID: 3314 Comm: syz-executor Not tainted syzkaller #0 PREEMPT(voluntary) [ 38.083790][ T3314] Hardware name: Google Google Compute Engine/Google Compute Engine, BIOS Google 08/18/2025 [ 38.093843][ T3314] ================================================================== [ 38.116945][ T3323] veth1_macvtap: entered promiscuous mode [ 38.124136][ T37] netdevsim netdevsim2 netdevsim0: set [1, 0] type 2 family 0 port 6081 - 0 [ 38.136779][ T3320] batman_adv: batadv0: Interface activated: batadv_slave_1 [ 38.156224][ T37] netdevsim netdevsim2 netdevsim1: set [1, 0] type 2 family 0 port 6081 - 0 [ 38.172292][ T3323] batman_adv: batadv0: Interface activated: batadv_slave_0 [ 38.191116][ T3323] batman_adv: batadv0: Interface activated: batadv_slave_1 [ 38.199250][ T37] netdevsim netdevsim2 netdevsim2: set [1, 0] type 2 family 0 port 6081 - 0 [ 38.208827][ T1745] netdevsim netdevsim2 netdevsim3: set [1, 0] type 2 family 0 port 6081 - 0 [ 38.225153][ T31] netdevsim netdevsim1 netdevsim0: set [1, 0] type 2 family 0 port 6081 - 0 [ 38.247052][ T31] netdevsim netdevsim1 netdevsim1: set [1, 0] type 2 family 0 port 6081 - 0 [ 38.262532][ T31] netdevsim netdevsim1 netdevsim2: set [1, 0] type 2 family 0 port 6081 - 0 [ 38.279179][ T31] netdevsim netdevsim1 netdevsim3: set [1, 0] type 2 family 0 port 6081 - 0 [ 38.293196][ T31] netdevsim netdevsim4 netdevsim0: set [1, 0] type 2 family 0 port 6081 - 0 [ 38.302501][ T31] netdevsim netdevsim4 netdevsim1: set [1, 0] type 2 family 0 port 6081 - 0 [ 38.311407][ T31] netdevsim netdevsim4 netdevsim2: set [1, 0] type 2 family 0 port 6081 - 0 [ 38.320547][ T31] netdevsim netdevsim4 netdevsim3: set [1, 0] type 2 family 0 port 6081 - 0