syzkaller login: [ 10.900596][ T2790] udevd (2790) used greatest stack depth: 11936 bytes left [ 12.560957][ T29] kauditd_printk_skb: 43 callbacks suppressed [ 12.560971][ T29] audit: type=1400 audit(1716773991.617:76): avc: denied { transition } for pid=2956 comm="sshd" path="/bin/sh" dev="sda1" ino=89 scontext=system_u:system_r:sshd_t tcontext=root:sysadm_r:sysadm_t tclass=process permissive=1 [ 12.564824][ T29] audit: type=1400 audit(1716773991.617:77): avc: denied { noatsecure } for pid=2956 comm="sshd" scontext=system_u:system_r:sshd_t tcontext=root:sysadm_r:sysadm_t tclass=process permissive=1 [ 12.567395][ T29] audit: type=1400 audit(1716773991.617:78): avc: denied { write } for pid=2956 comm="sh" path="pipe:[1715]" dev="pipefs" ino=1715 scontext=root:sysadm_r:sysadm_t tcontext=system_u:system_r:sshd_t tclass=fifo_file permissive=1 [ 12.569229][ T2956] sh (2956) used greatest stack depth: 11768 bytes left [ 12.570336][ T29] audit: type=1400 audit(1716773991.617:79): avc: denied { rlimitinh } for pid=2956 comm="sh" scontext=system_u:system_r:sshd_t tcontext=root:sysadm_r:sysadm_t tclass=process permissive=1 [ 12.573977][ T29] audit: type=1400 audit(1716773991.617:80): avc: denied { siginh } for pid=2956 comm="sh" scontext=system_u:system_r:sshd_t tcontext=root:sysadm_r:sysadm_t tclass=process permissive=1 [ 13.548708][ T2960] sftp-server (2960) used greatest stack depth: 11488 bytes left [ 13.551782][ T2957] sshd (2957) used greatest stack depth: 11312 bytes left [ 17.192196][ T29] audit: type=1400 audit(1716773996.257:81): avc: denied { read } for pid=2766 comm="syslogd" name="log" dev="sda1" ino=1915 scontext=system_u:system_r:syslogd_t tcontext=system_u:object_r:var_t tclass=lnk_file permissive=1 Warning: Permanently added '10.128.10.33' (ED25519) to the list of known hosts. 2024/05/27 01:39:58 fuzzer started 2024/05/27 01:39:58 dialing manager at 10.128.0.163:30030 [ 19.619443][ T29] audit: type=1400 audit(1716773998.677:82): avc: denied { node_bind } for pid=3071 comm="syz-fuzzer" saddr=::1 scontext=root:sysadm_r:sysadm_t tcontext=system_u:object_r:node_t tclass=tcp_socket permissive=1 [ 19.640179][ T29] audit: type=1400 audit(1716773998.677:83): avc: denied { name_bind } for pid=3071 comm="syz-fuzzer" src=6060 scontext=root:sysadm_r:sysadm_t tcontext=system_u:object_r:unreserved_port_t tclass=tcp_socket permissive=1 [ 19.698865][ T3079] cgroup: Unknown subsys name 'net' [ 19.699034][ T29] audit: type=1400 audit(1716773998.757:84): avc: denied { mounton } for pid=3079 comm="syz-executor" path="/syzcgroup/unified" dev="sda1" ino=1926 scontext=root:sysadm_r:sysadm_t tcontext=root:object_r:root_t tclass=dir permissive=1 [ 19.726804][ T29] audit: type=1400 audit(1716773998.757:85): avc: denied { mount } for pid=3079 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 [ 19.749517][ T29] audit: type=1400 audit(1716773998.757:86): avc: denied { unmount } for pid=3079 comm="syz-executor" scontext=root:sysadm_r:sysadm_t tcontext=system_u:object_r:cgroup_t tclass=filesystem permissive=1 [ 19.756911][ T3081] SELinux: Context root:object_r:swapfile_t is not valid (left unmapped). [ 19.769369][ T29] audit: type=1400 audit(1716773998.767:87): avc: denied { mounton } for pid=3086 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 [ 19.802973][ T29] audit: type=1400 audit(1716773998.767:88): avc: denied { mount } for pid=3086 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 [ 19.826285][ T29] audit: type=1400 audit(1716773998.787:89): avc: denied { create } for pid=3089 comm="syz-executor" scontext=root:sysadm_r:sysadm_t tcontext=root:sysadm_r:sysadm_t tclass=netlink_generic_socket permissive=1 [ 19.830629][ T3080] Adding 124996k swap on ./swap-file. Priority:0 extents:1 across:124996k [ 19.846729][ T29] audit: type=1400 audit(1716773998.787:90): avc: denied { write } for pid=3089 comm="syz-executor" scontext=root:sysadm_r:sysadm_t tcontext=root:sysadm_r:sysadm_t tclass=netlink_generic_socket permissive=1 [ 19.875834][ T29] audit: type=1400 audit(1716773998.787:91): avc: denied { read } for pid=3089 comm="syz-executor" scontext=root:sysadm_r:sysadm_t tcontext=root:sysadm_r:sysadm_t tclass=netlink_generic_socket permissive=1 [ 20.017746][ T3079] cgroup: Unknown subsys name 'rlimit' 2024/05/27 01:39:59 suppressing KCSAN reports in functions: 'getrusage' 'xas_clear_mark' 'do_sys_poll' 'touch_atime' 'vmalloc_info_show' 'process_scheduled_works' 'exit_mm' 'do_select' '__xa_clear_mark' 'ext4_free_inodes_count' 'jbd2_journal_stop' 'jbd2_journal_dirty_metadata' 2024/05/27 01:39:59 starting 5 executor processes [ 20.700443][ T3099] chnl_net:caif_netlink_parms(): no params data found [ 20.808700][ T3099] bridge0: port 1(bridge_slave_0) entered blocking state [ 20.815834][ T3099] bridge0: port 1(bridge_slave_0) entered disabled state [ 20.823059][ T3099] bridge_slave_0: entered allmulticast mode [ 20.829478][ T3099] bridge_slave_0: entered promiscuous mode [ 20.849372][ T3099] bridge0: port 2(bridge_slave_1) entered blocking state [ 20.856475][ T3099] bridge0: port 2(bridge_slave_1) entered disabled state [ 20.863690][ T3099] bridge_slave_1: entered allmulticast mode [ 20.870061][ T3099] bridge_slave_1: entered promiscuous mode [ 20.905254][ T3099] bond0: (slave bond_slave_0): Enslaving as an active interface with an up link [ 20.926248][ T3111] chnl_net:caif_netlink_parms(): no params data found [ 20.936061][ T3099] bond0: (slave bond_slave_1): Enslaving as an active interface with an up link [ 20.948451][ T3109] chnl_net:caif_netlink_parms(): no params data found [ 20.986989][ T3099] team0: Port device team_slave_0 added [ 21.010756][ T3099] team0: Port device team_slave_1 added [ 21.035938][ T3102] chnl_net:caif_netlink_parms(): no params data found [ 21.044884][ T3099] batman_adv: batadv0: Adding interface: batadv_slave_0 [ 21.051909][ T3099] 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. [ 21.077855][ T3099] batman_adv: batadv0: Not using interface batadv_slave_0 (retrying later): interface not active [ 21.099177][ T3109] bridge0: port 1(bridge_slave_0) entered blocking state [ 21.106374][ T3109] bridge0: port 1(bridge_slave_0) entered disabled state [ 21.113507][ T3109] bridge_slave_0: entered allmulticast mode [ 21.119898][ T3109] bridge_slave_0: entered promiscuous mode [ 21.134613][ T3099] batman_adv: batadv0: Adding interface: batadv_slave_1 [ 21.141640][ T3099] 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. [ 21.167620][ T3099] batman_adv: batadv0: Not using interface batadv_slave_1 (retrying later): interface not active [ 21.182008][ T3109] bridge0: port 2(bridge_slave_1) entered blocking state [ 21.189122][ T3109] bridge0: port 2(bridge_slave_1) entered disabled state [ 21.197082][ T3109] bridge_slave_1: entered allmulticast mode [ 21.203601][ T3109] bridge_slave_1: entered promiscuous mode [ 21.233613][ T3111] bridge0: port 1(bridge_slave_0) entered blocking state [ 21.240762][ T3111] bridge0: port 1(bridge_slave_0) entered disabled state [ 21.248042][ T3111] bridge_slave_0: entered allmulticast mode [ 21.254392][ T3111] bridge_slave_0: entered promiscuous mode [ 21.261047][ T3111] bridge0: port 2(bridge_slave_1) entered blocking state [ 21.268326][ T3111] bridge0: port 2(bridge_slave_1) entered disabled state [ 21.275493][ T3111] bridge_slave_1: entered allmulticast mode [ 21.281818][ T3111] bridge_slave_1: entered promiscuous mode [ 21.300865][ T3109] bond0: (slave bond_slave_0): Enslaving as an active interface with an up link [ 21.314995][ T3105] chnl_net:caif_netlink_parms(): no params data found [ 21.330254][ T3099] hsr_slave_0: entered promiscuous mode [ 21.336547][ T3099] hsr_slave_1: entered promiscuous mode [ 21.347178][ T3109] bond0: (slave bond_slave_1): Enslaving as an active interface with an up link [ 21.364637][ T3111] bond0: (slave bond_slave_0): Enslaving as an active interface with an up link [ 21.378411][ T3102] bridge0: port 1(bridge_slave_0) entered blocking state [ 21.385663][ T3102] bridge0: port 1(bridge_slave_0) entered disabled state [ 21.392875][ T3102] bridge_slave_0: entered allmulticast mode [ 21.399478][ T3102] bridge_slave_0: entered promiscuous mode [ 21.412937][ T3109] team0: Port device team_slave_0 added [ 21.419667][ T3111] bond0: (slave bond_slave_1): Enslaving as an active interface with an up link [ 21.429307][ T3109] team0: Port device team_slave_1 added [ 21.440544][ T3102] bridge0: port 2(bridge_slave_1) entered blocking state [ 21.447689][ T3102] bridge0: port 2(bridge_slave_1) entered disabled state [ 21.454921][ T3102] bridge_slave_1: entered allmulticast mode [ 21.461224][ T3102] bridge_slave_1: entered promiscuous mode [ 21.501356][ T3109] batman_adv: batadv0: Adding interface: batadv_slave_0 [ 21.508356][ T3109] 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. [ 21.535044][ T3109] batman_adv: batadv0: Not using interface batadv_slave_0 (retrying later): interface not active [ 21.547079][ T3111] team0: Port device team_slave_0 added [ 21.553818][ T3102] bond0: (slave bond_slave_0): Enslaving as an active interface with an up link [ 21.568477][ T3109] batman_adv: batadv0: Adding interface: batadv_slave_1 [ 21.575459][ T3109] 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. [ 21.601877][ T3109] batman_adv: batadv0: Not using interface batadv_slave_1 (retrying later): interface not active [ 21.617397][ T3111] team0: Port device team_slave_1 added [ 21.626549][ T3102] bond0: (slave bond_slave_1): Enslaving as an active interface with an up link [ 21.663434][ T3102] team0: Port device team_slave_0 added [ 21.669357][ T3105] bridge0: port 1(bridge_slave_0) entered blocking state [ 21.676537][ T3105] bridge0: port 1(bridge_slave_0) entered disabled state [ 21.683665][ T3105] bridge_slave_0: entered allmulticast mode [ 21.689935][ T3105] bridge_slave_0: entered promiscuous mode [ 21.698534][ T3105] bridge0: port 2(bridge_slave_1) entered blocking state [ 21.705626][ T3105] bridge0: port 2(bridge_slave_1) entered disabled state [ 21.712787][ T3105] bridge_slave_1: entered allmulticast mode [ 21.719188][ T3105] bridge_slave_1: entered promiscuous mode [ 21.740234][ T3102] team0: Port device team_slave_1 added [ 21.755625][ T3111] batman_adv: batadv0: Adding interface: batadv_slave_0 [ 21.762584][ T3111] 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. [ 21.789754][ T3111] batman_adv: batadv0: Not using interface batadv_slave_0 (retrying later): interface not active [ 21.800940][ T3111] batman_adv: batadv0: Adding interface: batadv_slave_1 [ 21.807936][ T3111] 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. [ 21.833880][ T3111] batman_adv: batadv0: Not using interface batadv_slave_1 (retrying later): interface not active [ 21.858457][ T3105] bond0: (slave bond_slave_0): Enslaving as an active interface with an up link [ 21.879157][ T3109] hsr_slave_0: entered promiscuous mode [ 21.885402][ T3109] hsr_slave_1: entered promiscuous mode [ 21.891650][ T3109] debugfs: Directory 'hsr0' with parent 'hsr' already present! [ 21.899616][ T3109] Cannot create hsr debugfs directory [ 21.911160][ T3105] bond0: (slave bond_slave_1): Enslaving as an active interface with an up link [ 21.938427][ T3102] batman_adv: batadv0: Adding interface: batadv_slave_0 [ 21.945443][ T3102] 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. [ 21.971590][ T3102] batman_adv: batadv0: Not using interface batadv_slave_0 (retrying later): interface not active [ 21.997462][ T3102] batman_adv: batadv0: Adding interface: batadv_slave_1 [ 22.004559][ T3102] 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. [ 22.030596][ T3102] batman_adv: batadv0: Not using interface batadv_slave_1 (retrying later): interface not active [ 22.041946][ T3105] team0: Port device team_slave_0 added [ 22.048723][ T3105] team0: Port device team_slave_1 added [ 22.075492][ T3111] hsr_slave_0: entered promiscuous mode [ 22.081469][ T3111] hsr_slave_1: entered promiscuous mode [ 22.087405][ T3111] debugfs: Directory 'hsr0' with parent 'hsr' already present! [ 22.095154][ T3111] Cannot create hsr debugfs directory [ 22.133863][ T3105] batman_adv: batadv0: Adding interface: batadv_slave_0 [ 22.140911][ T3105] 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. [ 22.166861][ T3105] batman_adv: batadv0: Not using interface batadv_slave_0 (retrying later): interface not active [ 22.179664][ T3102] hsr_slave_0: entered promiscuous mode [ 22.186691][ T3102] hsr_slave_1: entered promiscuous mode [ 22.192661][ T3102] debugfs: Directory 'hsr0' with parent 'hsr' already present! [ 22.200224][ T3102] Cannot create hsr debugfs directory [ 22.217225][ T3105] batman_adv: batadv0: Adding interface: batadv_slave_1 [ 22.224189][ T3105] 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. [ 22.250221][ T3105] batman_adv: batadv0: Not using interface batadv_slave_1 (retrying later): interface not active [ 22.275822][ T3099] netdevsim netdevsim1 netdevsim0: renamed from eth0 [ 22.295294][ T3099] netdevsim netdevsim1 netdevsim1: renamed from eth1 [ 22.322476][ T3099] netdevsim netdevsim1 netdevsim2: renamed from eth2 [ 22.331123][ T3099] netdevsim netdevsim1 netdevsim3: renamed from eth3 [ 22.349750][ T3105] hsr_slave_0: entered promiscuous mode [ 22.355920][ T3105] hsr_slave_1: entered promiscuous mode [ 22.361851][ T3105] debugfs: Directory 'hsr0' with parent 'hsr' already present! [ 22.370077][ T3105] Cannot create hsr debugfs directory [ 22.437592][ T3109] netdevsim netdevsim3 netdevsim0: renamed from eth0 [ 22.464357][ T3109] netdevsim netdevsim3 netdevsim1: renamed from eth1 [ 22.472872][ T3109] netdevsim netdevsim3 netdevsim2: renamed from eth2 [ 22.481731][ T3109] netdevsim netdevsim3 netdevsim3: renamed from eth3 [ 22.514224][ T3111] netdevsim netdevsim2 netdevsim0: renamed from eth0 [ 22.536307][ T3111] netdevsim netdevsim2 netdevsim1: renamed from eth1 [ 22.546953][ T3111] netdevsim netdevsim2 netdevsim2: renamed from eth2 [ 22.555559][ T3111] netdevsim netdevsim2 netdevsim3: renamed from eth3 [ 22.565200][ T3102] netdevsim netdevsim4 netdevsim0: renamed from eth0 [ 22.579910][ T3102] netdevsim netdevsim4 netdevsim1: renamed from eth1 [ 22.589395][ T3102] netdevsim netdevsim4 netdevsim2: renamed from eth2 [ 22.598018][ T3102] netdevsim netdevsim4 netdevsim3: renamed from eth3 [ 22.625686][ T3099] 8021q: adding VLAN 0 to HW filter on device bond0 [ 22.647639][ T3105] netdevsim netdevsim0 netdevsim0: renamed from eth0 [ 22.669194][ T3105] netdevsim netdevsim0 netdevsim1: renamed from eth1 [ 22.678161][ T3105] netdevsim netdevsim0 netdevsim2: renamed from eth2 [ 22.687009][ T3105] netdevsim netdevsim0 netdevsim3: renamed from eth3 [ 22.700186][ T3099] 8021q: adding VLAN 0 to HW filter on device team0 [ 22.713800][ T3109] 8021q: adding VLAN 0 to HW filter on device bond0 [ 22.738125][ T3178] bridge0: port 1(bridge_slave_0) entered blocking state [ 22.745236][ T3178] bridge0: port 1(bridge_slave_0) entered forwarding state [ 22.753738][ T3178] bridge0: port 2(bridge_slave_1) entered blocking state [ 22.760876][ T3178] bridge0: port 2(bridge_slave_1) entered forwarding state [ 22.782972][ T3111] 8021q: adding VLAN 0 to HW filter on device bond0 [ 22.800607][ T3109] 8021q: adding VLAN 0 to HW filter on device team0 [ 22.814794][ T3177] bridge0: port 1(bridge_slave_0) entered blocking state [ 22.821915][ T3177] bridge0: port 1(bridge_slave_0) entered forwarding state [ 22.831913][ T3177] bridge0: port 2(bridge_slave_1) entered blocking state [ 22.838990][ T3177] bridge0: port 2(bridge_slave_1) entered forwarding state [ 22.852206][ T3099] hsr0: Slave A (hsr_slave_0) is not up; please bring it up to get a fully working HSR network [ 22.862698][ T3099] hsr0: Slave B (hsr_slave_1) is not up; please bring it up to get a fully working HSR network [ 22.884437][ T3111] 8021q: adding VLAN 0 to HW filter on device team0 [ 22.898657][ T3180] bridge0: port 1(bridge_slave_0) entered blocking state [ 22.905868][ T3180] bridge0: port 1(bridge_slave_0) entered forwarding state [ 22.918244][ T3109] hsr0: Slave A (hsr_slave_0) is not up; please bring it up to get a fully working HSR network [ 22.928715][ T3109] hsr0: Slave B (hsr_slave_1) is not up; please bring it up to get a fully working HSR network [ 22.952392][ T3180] bridge0: port 2(bridge_slave_1) entered blocking state [ 22.959518][ T3180] bridge0: port 2(bridge_slave_1) entered forwarding state [ 22.999337][ T3111] hsr0: Slave A (hsr_slave_0) is not up; please bring it up to get a fully working HSR network [ 23.009846][ T3111] hsr0: Slave B (hsr_slave_1) is not up; please bring it up to get a fully working HSR network [ 23.030069][ T3105] 8021q: adding VLAN 0 to HW filter on device bond0 [ 23.051221][ T3099] 8021q: adding VLAN 0 to HW filter on device batadv0 [ 23.065308][ T3109] 8021q: adding VLAN 0 to HW filter on device batadv0 [ 23.084292][ T3105] 8021q: adding VLAN 0 to HW filter on device team0 [ 23.101263][ T3111] 8021q: adding VLAN 0 to HW filter on device batadv0 [ 23.111508][ T3178] bridge0: port 1(bridge_slave_0) entered blocking state [ 23.118616][ T3178] bridge0: port 1(bridge_slave_0) entered forwarding state [ 23.127329][ T3178] bridge0: port 2(bridge_slave_1) entered blocking state [ 23.134395][ T3178] bridge0: port 2(bridge_slave_1) entered forwarding state [ 23.148924][ T3102] 8021q: adding VLAN 0 to HW filter on device bond0 [ 23.162704][ T3105] hsr0: Slave A (hsr_slave_0) is not up; please bring it up to get a fully working HSR network [ 23.173381][ T3105] hsr0: Slave B (hsr_slave_1) is not up; please bring it up to get a fully working HSR network [ 23.204046][ T3102] 8021q: adding VLAN 0 to HW filter on device team0 [ 23.246107][ T3180] bridge0: port 1(bridge_slave_0) entered blocking state [ 23.253555][ T3180] bridge0: port 1(bridge_slave_0) entered forwarding state [ 23.271640][ T3180] bridge0: port 2(bridge_slave_1) entered blocking state [ 23.278914][ T3180] bridge0: port 2(bridge_slave_1) entered forwarding state [ 23.323200][ T3099] veth0_vlan: entered promiscuous mode [ 23.331483][ T3102] hsr0: Slave A (hsr_slave_0) is not up; please bring it up to get a fully working HSR network [ 23.341953][ T3102] hsr0: Slave B (hsr_slave_1) is not up; please bring it up to get a fully working HSR network [ 23.364284][ T3099] veth1_vlan: entered promiscuous mode [ 23.381066][ T3109] veth0_vlan: entered promiscuous mode [ 23.397552][ T3105] 8021q: adding VLAN 0 to HW filter on device batadv0 [ 23.411092][ T3099] veth0_macvtap: entered promiscuous mode [ 23.424183][ T3109] veth1_vlan: entered promiscuous mode [ 23.438307][ T3099] veth1_macvtap: entered promiscuous mode [ 23.456421][ T3102] 8021q: adding VLAN 0 to HW filter on device batadv0 [ 23.474213][ T3109] veth0_macvtap: entered promiscuous mode [ 23.482287][ T3111] veth0_vlan: entered promiscuous mode [ 23.490518][ T3111] veth1_vlan: entered promiscuous mode [ 23.504063][ T3109] veth1_macvtap: entered promiscuous mode [ 23.513620][ T3099] batman_adv: batadv0: Interface activated: batadv_slave_0 [ 23.532849][ T3109] batman_adv: The newly added mac address (aa:aa:aa:aa:aa:3e) already exists on: batadv_slave_0 [ 23.543512][ T3109] batman_adv: It is strongly recommended to keep mac addresses unique to avoid problems! [ 23.554649][ T3109] batman_adv: batadv0: Interface activated: batadv_slave_0 [ 23.572588][ T3109] batman_adv: batadv0: Interface activated: batadv_slave_1 [ 23.583692][ T3111] veth0_macvtap: entered promiscuous mode [ 23.596726][ T3105] veth0_vlan: entered promiscuous mode [ 23.607038][ T3105] veth1_vlan: entered promiscuous mode [ 23.617098][ T3111] veth1_macvtap: entered promiscuous mode [ 23.628238][ T3099] batman_adv: The newly added mac address (aa:aa:aa:aa:aa:3f) already exists on: batadv_slave_1 [ 23.638876][ T3099] batman_adv: It is strongly recommended to keep mac addresses unique to avoid problems! [ 23.650488][ T3099] batman_adv: batadv0: Interface activated: batadv_slave_1 [ 23.659200][ T3099] netdevsim netdevsim1 netdevsim0: set [1, 0] type 2 family 0 port 6081 - 0 [ 23.667946][ T3099] netdevsim netdevsim1 netdevsim1: set [1, 0] type 2 family 0 port 6081 - 0 [ 23.676837][ T3099] netdevsim netdevsim1 netdevsim2: set [1, 0] type 2 family 0 port 6081 - 0 [ 23.685656][ T3099] netdevsim netdevsim1 netdevsim3: set [1, 0] type 2 family 0 port 6081 - 0 [ 23.709225][ T3105] veth0_macvtap: entered promiscuous mode [ 23.720051][ T3105] veth1_macvtap: entered promiscuous mode [ 23.728201][ T3109] netdevsim netdevsim3 netdevsim0: set [1, 0] type 2 family 0 port 6081 - 0 [ 23.737070][ T3109] netdevsim netdevsim3 netdevsim1: set [1, 0] type 2 family 0 port 6081 - 0 [ 23.745935][ T3109] netdevsim netdevsim3 netdevsim2: set [1, 0] type 2 family 0 port 6081 - 0 [ 23.754671][ T3109] netdevsim netdevsim3 netdevsim3: set [1, 0] type 2 family 0 port 6081 - 0 [ 23.769648][ T3111] batman_adv: The newly added mac address (aa:aa:aa:aa:aa:3e) already exists on: batadv_slave_0 [ 23.780119][ T3111] batman_adv: It is strongly recommended to keep mac addresses unique to avoid problems! [ 23.789963][ T3111] batman_adv: The newly added mac address (aa:aa:aa:aa:aa:3e) already exists on: batadv_slave_0 [ 23.800407][ T3111] batman_adv: It is strongly recommended to keep mac addresses unique to avoid problems! [ 23.811258][ T3111] batman_adv: batadv0: Interface activated: batadv_slave_0 [ 23.838145][ T3105] batman_adv: The newly added mac address (aa:aa:aa:aa:aa:3e) already exists on: batadv_slave_0 [ 23.848618][ T3105] batman_adv: It is strongly recommended to keep mac addresses unique to avoid problems! [ 23.858459][ T3105] batman_adv: The newly added mac address (aa:aa:aa:aa:aa:3e) already exists on: batadv_slave_0 [ 23.869195][ T3105] batman_adv: It is strongly recommended to keep mac addresses unique to avoid problems! [ 23.879034][ T3105] batman_adv: The newly added mac address (aa:aa:aa:aa:aa:3e) already exists on: batadv_slave_0 [ 23.889554][ T3105] batman_adv: It is strongly recommended to keep mac addresses unique to avoid problems! executing program 1: ioperm(0x0, 0x1, 0x8) timerfd_settime(0xffffffffffffffff, 0x0, 0x0, 0x0) [ 23.904137][ T3105] batman_adv: batadv0: Interface activated: batadv_slave_0 [ 23.922705][ T3109] ================================================================== [ 23.930817][ T3109] BUG: KCSAN: data-race in pcpu_alloc_noprof / pcpu_block_update_hint_alloc [ 23.939515][ T3109] [ 23.941834][ T3109] read-write to 0xffffffff8841e6ac of 4 bytes by task 3099 on cpu 0: [ 23.949894][ T3109] pcpu_block_update_hint_alloc+0x5db/0x6a0 [ 23.955803][ T3109] pcpu_alloc_area+0x488/0x4b0 [ 23.960583][ T3109] pcpu_alloc_noprof+0x4b3/0x10c0 [ 23.965619][ T3109] xt_percpu_counter_alloc+0x79/0x110 [ 23.970994][ T3109] translate_table+0x9b1/0x1040 [ 23.975855][ T3109] ip6t_register_table+0x9a/0x440 [ 23.980885][ T3109] ip6table_nat_table_init+0x42/0x280 [ 23.986355][ T3109] xt_find_table_lock+0x194/0x260 [ 23.991395][ T3109] xt_request_find_table_lock+0x26/0xa0 [ 23.996949][ T3109] do_ip6t_get_ctl+0x554/0xc00 [ 24.001747][ T3109] nf_getsockopt+0x18c/0x1b0 [ 24.006348][ T3109] ipv6_getsockopt+0x189/0x1f0 [ 24.011124][ T3109] tcp_getsockopt+0xaa/0xe0 [ 24.015632][ T3109] sock_common_getsockopt+0x5b/0x70 [ 24.020825][ T3109] do_sock_getsockopt+0x121/0x1a0 [ 24.025886][ T3109] __sys_getsockopt+0x19a/0x210 [ 24.030744][ T3109] __x64_sys_getsockopt+0x66/0x80 [ 24.035775][ T3109] x64_sys_call+0x2d21/0x2d70 [ 24.040456][ T3109] do_syscall_64+0xc9/0x1c0 [ 24.044997][ T3109] entry_SYSCALL_64_after_hwframe+0x77/0x7f [ 24.050902][ T3109] [ 24.053218][ T3109] read to 0xffffffff8841e6ac of 4 bytes by task 3109 on cpu 1: [ 24.060771][ T3109] pcpu_alloc_noprof+0x9a7/0x10c0 [ 24.065804][ T3109] fib_nh_common_init+0x4a/0x2b0 [ 24.070743][ T3109] fib6_nh_init+0xf33/0x15d0 [ 24.075338][ T3109] ip6_route_info_create+0x7b7/0xba0 [ 24.080628][ T3109] addrconf_f6i_alloc+0x188/0x280 [ 24.085745][ T3109] ipv6_add_addr+0x3c8/0x820 [ 24.090334][ T3109] inet6_addr_add+0x3ff/0x660 [ 24.095015][ T3109] inet6_rtm_newaddr+0x4c4/0x590 [ 24.099954][ T3109] rtnetlink_rcv_msg+0x82e/0x8e0 [ 24.104908][ T3109] netlink_rcv_skb+0x12c/0x230 [ 24.109679][ T3109] rtnetlink_rcv+0x1c/0x30 [ 24.114103][ T3109] netlink_unicast+0x58d/0x660 [ 24.118880][ T3109] netlink_sendmsg+0x5ca/0x6e0 [ 24.123648][ T3109] __sock_sendmsg+0x140/0x180 [ 24.128324][ T3109] __sys_sendto+0x1e5/0x260 [ 24.132914][ T3109] __x64_sys_sendto+0x78/0x90 [ 24.137596][ T3109] x64_sys_call+0x16d7/0x2d70 [ 24.142371][ T3109] do_syscall_64+0xc9/0x1c0 [ 24.146894][ T3109] entry_SYSCALL_64_after_hwframe+0x77/0x7f [ 24.152808][ T3109] [ 24.155131][ T3109] value changed: 0x00000002 -> 0x00000001 [ 24.160839][ T3109] [ 24.163177][ T3109] Reported by Kernel Concurrency Sanitizer on: [ 24.169330][ T3109] CPU: 1 PID: 3109 Comm: syz-executor.3 Not tainted 6.10.0-rc1-syzkaller #0 [ 24.178088][ T3109] Hardware name: Google Google Compute Engine/Google Compute Engine, BIOS Google 04/02/2024 [ 24.188140][ T3109] ================================================================== 2024/05/27 01:40:03 SYZFATAL: failed to recv *flatrpc.HostMessageRaw: EOF [ 24.211712][ T3111] batman_adv: The newly added mac address (aa:aa:aa:aa:aa:3f) already exists on: batadv_slave_1 [ 24.222419][ T3111] batman_adv: It is strongly recommended to keep mac addresses unique to avoid problems! [ 24.232329][ T3111] batman_adv: The newly added mac address (aa:aa:aa:aa:aa:3f) already exists on: batadv_slave_1 [ 24.242943][ T3111] batman_adv: It is strongly recommended to keep mac addresses unique to avoid problems! [ 24.257918][ T3111] batman_adv: batadv0: Inter