last executing test programs: kernel console output (not intermixed with test programs): [ 18.451284][ T29] audit: type=1400 audit(1720284740.128:81): 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 '10.128.1.116' (ED25519) to the list of known hosts. [ 24.302452][ T29] audit: type=1400 audit(1720284745.968:82): avc: denied { mounton } for pid=3072 comm="syz-executor" path="/syzcgroup/unified" dev="sda1" ino=1925 scontext=root:sysadm_r:sysadm_t tcontext=root:object_r:root_t tclass=dir permissive=1 [ 24.303368][ T3072] cgroup: Unknown subsys name 'net' [ 24.325177][ T29] audit: type=1400 audit(1720284745.968:83): avc: denied { mount } for pid=3072 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 [ 24.352524][ T29] audit: type=1400 audit(1720284746.008:84): avc: denied { unmount } for pid=3072 comm="syz-executor" scontext=root:sysadm_r:sysadm_t tcontext=system_u:object_r:cgroup_t tclass=filesystem permissive=1 [ 24.518384][ T3072] cgroup: Unknown subsys name 'rlimit' [ 24.610494][ T29] audit: type=1400 audit(1720284746.278:85): avc: denied { create } for pid=3072 comm="syz-executor" scontext=root:sysadm_r:sysadm_t tcontext=root:sysadm_r:sysadm_t tclass=netlink_generic_socket permissive=1 [ 24.631065][ T29] audit: type=1400 audit(1720284746.278:86): avc: denied { write } for pid=3072 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 [ 24.651505][ T29] audit: type=1400 audit(1720284746.278:87): avc: denied { read } for pid=3072 comm="syz-executor" scontext=root:sysadm_r:sysadm_t tcontext=root:sysadm_r:sysadm_t tclass=netlink_generic_socket permissive=1 [ 24.661969][ T3074] SELinux: Context root:object_r:swapfile_t is not valid (left unmapped). [ 24.671741][ T29] audit: type=1400 audit(1720284746.278:88): avc: denied { mounton } for pid=3072 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 [ 24.705111][ T29] audit: type=1400 audit(1720284746.278:89): avc: denied { mount } for pid=3072 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 [ 24.710055][ T3072] Adding 124996k swap on ./swap-file. Priority:0 extents:1 across:124996k [ 24.728711][ T29] audit: type=1400 audit(1720284746.358:90): avc: denied { relabelto } for pid=3074 comm="mkswap" name="swap-file" dev="sda1" ino=1928 scontext=root:sysadm_r:sysadm_t tcontext=system_u:object_r:unlabeled_t tclass=file permissive=1 trawcon="root:object_r:swapfile_t" [ 24.762823][ T29] audit: type=1400 audit(1720284746.358:91): avc: denied { write } for pid=3074 comm="mkswap" path="/root/swap-file" dev="sda1" ino=1928 scontext=root:sysadm_r:sysadm_t tcontext=system_u:object_r:unlabeled_t tclass=file permissive=1 trawcon="root:object_r:swapfile_t" [ 25.686043][ T3084] chnl_net:caif_netlink_parms(): no params data found [ 25.744504][ T3087] chnl_net:caif_netlink_parms(): no params data found [ 25.773258][ T3084] bridge0: port 1(bridge_slave_0) entered blocking state [ 25.780518][ T3084] bridge0: port 1(bridge_slave_0) entered disabled state [ 25.787710][ T3084] bridge_slave_0: entered allmulticast mode [ 25.794188][ T3084] bridge_slave_0: entered promiscuous mode [ 25.802547][ T3081] chnl_net:caif_netlink_parms(): no params data found [ 25.818665][ T3084] bridge0: port 2(bridge_slave_1) entered blocking state [ 25.825784][ T3084] bridge0: port 2(bridge_slave_1) entered disabled state [ 25.832936][ T3084] bridge_slave_1: entered allmulticast mode [ 25.839212][ T3084] bridge_slave_1: entered promiscuous mode [ 25.862140][ T3084] bond0: (slave bond_slave_0): Enslaving as an active interface with an up link [ 25.872481][ T3084] bond0: (slave bond_slave_1): Enslaving as an active interface with an up link [ 25.888250][ T3083] chnl_net:caif_netlink_parms(): no params data found [ 25.916557][ T3084] team0: Port device team_slave_0 added [ 25.935572][ T3084] team0: Port device team_slave_1 added [ 25.949580][ T3087] bridge0: port 1(bridge_slave_0) entered blocking state [ 25.956819][ T3087] bridge0: port 1(bridge_slave_0) entered disabled state [ 25.963967][ T3087] bridge_slave_0: entered allmulticast mode [ 25.970382][ T3087] bridge_slave_0: entered promiscuous mode [ 25.988987][ T3087] bridge0: port 2(bridge_slave_1) entered blocking state [ 25.996110][ T3087] bridge0: port 2(bridge_slave_1) entered disabled state [ 26.003255][ T3087] bridge_slave_1: entered allmulticast mode [ 26.009649][ T3087] bridge_slave_1: entered promiscuous mode [ 26.025078][ T3084] batman_adv: batadv0: Adding interface: batadv_slave_0 [ 26.032156][ T3084] 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. [ 26.058161][ T3084] batman_adv: batadv0: Not using interface batadv_slave_0 (retrying later): interface not active [ 26.073679][ T3083] bridge0: port 1(bridge_slave_0) entered blocking state [ 26.080801][ T3083] bridge0: port 1(bridge_slave_0) entered disabled state [ 26.087956][ T3083] bridge_slave_0: entered allmulticast mode [ 26.094244][ T3083] bridge_slave_0: entered promiscuous mode [ 26.105107][ T3081] bridge0: port 1(bridge_slave_0) entered blocking state [ 26.112249][ T3081] bridge0: port 1(bridge_slave_0) entered disabled state [ 26.119404][ T3081] bridge_slave_0: entered allmulticast mode [ 26.125831][ T3081] bridge_slave_0: entered promiscuous mode [ 26.132776][ T3084] batman_adv: batadv0: Adding interface: batadv_slave_1 [ 26.139754][ T3084] 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. [ 26.165635][ T3084] batman_adv: batadv0: Not using interface batadv_slave_1 (retrying later): interface not active [ 26.176452][ T3083] bridge0: port 2(bridge_slave_1) entered blocking state [ 26.183495][ T3083] bridge0: port 2(bridge_slave_1) entered disabled state [ 26.190761][ T3083] bridge_slave_1: entered allmulticast mode [ 26.197248][ T3083] bridge_slave_1: entered promiscuous mode [ 26.208164][ T3081] bridge0: port 2(bridge_slave_1) entered blocking state [ 26.215274][ T3081] bridge0: port 2(bridge_slave_1) entered disabled state [ 26.222527][ T3081] bridge_slave_1: entered allmulticast mode [ 26.228872][ T3081] bridge_slave_1: entered promiscuous mode [ 26.242778][ T3087] bond0: (slave bond_slave_0): Enslaving as an active interface with an up link [ 26.265878][ T3087] bond0: (slave bond_slave_1): Enslaving as an active interface with an up link [ 26.275795][ T3081] bond0: (slave bond_slave_0): Enslaving as an active interface with an up link [ 26.285948][ T3083] bond0: (slave bond_slave_0): Enslaving as an active interface with an up link [ 26.296837][ T3083] bond0: (slave bond_slave_1): Enslaving as an active interface with an up link [ 26.306510][ T3081] bond0: (slave bond_slave_1): Enslaving as an active interface with an up link [ 26.350314][ T3087] team0: Port device team_slave_0 added [ 26.356810][ T3081] team0: Port device team_slave_0 added [ 26.364552][ T3084] hsr_slave_0: entered promiscuous mode [ 26.370624][ T3084] hsr_slave_1: entered promiscuous mode [ 26.377302][ T3083] team0: Port device team_slave_0 added [ 26.383676][ T3081] team0: Port device team_slave_1 added [ 26.390072][ T3087] team0: Port device team_slave_1 added [ 26.396525][ T3083] team0: Port device team_slave_1 added [ 26.424418][ T3083] batman_adv: batadv0: Adding interface: batadv_slave_0 [ 26.431406][ T3083] 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. [ 26.457880][ T3083] batman_adv: batadv0: Not using interface batadv_slave_0 (retrying later): interface not active [ 26.482571][ T3083] batman_adv: batadv0: Adding interface: batadv_slave_1 [ 26.489578][ T3083] 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. [ 26.515497][ T3083] batman_adv: batadv0: Not using interface batadv_slave_1 (retrying later): interface not active [ 26.526369][ T3081] batman_adv: batadv0: Adding interface: batadv_slave_0 [ 26.533322][ T3081] 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. [ 26.559383][ T3081] batman_adv: batadv0: Not using interface batadv_slave_0 (retrying later): interface not active [ 26.570547][ T3087] batman_adv: batadv0: Adding interface: batadv_slave_0 [ 26.577606][ T3087] 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. [ 26.603552][ T3087] batman_adv: batadv0: Not using interface batadv_slave_0 (retrying later): interface not active [ 26.614511][ T3087] batman_adv: batadv0: Adding interface: batadv_slave_1 [ 26.621484][ T3087] 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. [ 26.647398][ T3087] batman_adv: batadv0: Not using interface batadv_slave_1 (retrying later): interface not active [ 26.665038][ T3081] batman_adv: batadv0: Adding interface: batadv_slave_1 [ 26.672064][ T3081] 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. [ 26.698207][ T3081] batman_adv: batadv0: Not using interface batadv_slave_1 (retrying later): interface not active [ 26.726485][ T3087] hsr_slave_0: entered promiscuous mode [ 26.732474][ T3087] hsr_slave_1: entered promiscuous mode [ 26.738411][ T3087] debugfs: Directory 'hsr0' with parent 'hsr' already present! [ 26.745954][ T3087] Cannot create hsr debugfs directory [ 26.765155][ T3081] hsr_slave_0: entered promiscuous mode [ 26.771244][ T3081] hsr_slave_1: entered promiscuous mode [ 26.777335][ T3081] debugfs: Directory 'hsr0' with parent 'hsr' already present! [ 26.784872][ T3081] Cannot create hsr debugfs directory [ 26.822795][ T3083] hsr_slave_0: entered promiscuous mode [ 26.829071][ T3083] hsr_slave_1: entered promiscuous mode [ 26.835089][ T3083] debugfs: Directory 'hsr0' with parent 'hsr' already present! [ 26.842672][ T3083] Cannot create hsr debugfs directory [ 26.958767][ T3084] netdevsim netdevsim3 netdevsim0: renamed from eth0 [ 26.982851][ T3084] netdevsim netdevsim3 netdevsim1: renamed from eth1 [ 26.993184][ T3084] netdevsim netdevsim3 netdevsim2: renamed from eth2 [ 27.003353][ T3081] netdevsim netdevsim0 netdevsim0: renamed from eth0 [ 27.011837][ T3081] netdevsim netdevsim0 netdevsim1: renamed from eth1 [ 27.020747][ T3084] netdevsim netdevsim3 netdevsim3: renamed from eth3 [ 27.029610][ T3081] netdevsim netdevsim0 netdevsim2: renamed from eth2 [ 27.038296][ T3081] netdevsim netdevsim0 netdevsim3: renamed from eth3 [ 27.070587][ T3083] netdevsim netdevsim1 netdevsim0: renamed from eth0 [ 27.079946][ T3083] netdevsim netdevsim1 netdevsim1: renamed from eth1 [ 27.088930][ T3083] netdevsim netdevsim1 netdevsim2: renamed from eth2 [ 27.099952][ T3083] netdevsim netdevsim1 netdevsim3: renamed from eth3 [ 27.117490][ T3087] netdevsim netdevsim2 netdevsim0: renamed from eth0 [ 27.126314][ T3087] netdevsim netdevsim2 netdevsim1: renamed from eth1 [ 27.141312][ T3087] netdevsim netdevsim2 netdevsim2: renamed from eth2 [ 27.150565][ T3087] netdevsim netdevsim2 netdevsim3: renamed from eth3 [ 27.212751][ T3084] 8021q: adding VLAN 0 to HW filter on device bond0 [ 27.226884][ T3081] 8021q: adding VLAN 0 to HW filter on device bond0 [ 27.239558][ T3084] 8021q: adding VLAN 0 to HW filter on device team0 [ 27.251186][ T3081] 8021q: adding VLAN 0 to HW filter on device team0 [ 27.262738][ T3083] 8021q: adding VLAN 0 to HW filter on device bond0 [ 27.278735][ T3118] bridge0: port 1(bridge_slave_0) entered blocking state [ 27.285838][ T3118] bridge0: port 1(bridge_slave_0) entered forwarding state [ 27.294575][ T3118] bridge0: port 2(bridge_slave_1) entered blocking state [ 27.301632][ T3118] bridge0: port 2(bridge_slave_1) entered forwarding state [ 27.316877][ T3087] 8021q: adding VLAN 0 to HW filter on device bond0 [ 27.327325][ T3118] bridge0: port 1(bridge_slave_0) entered blocking state [ 27.334385][ T3118] bridge0: port 1(bridge_slave_0) entered forwarding state [ 27.344048][ T3118] bridge0: port 2(bridge_slave_1) entered blocking state [ 27.351171][ T3118] bridge0: port 2(bridge_slave_1) entered forwarding state [ 27.364733][ T3083] 8021q: adding VLAN 0 to HW filter on device team0 [ 27.384627][ T3118] bridge0: port 1(bridge_slave_0) entered blocking state [ 27.391918][ T3118] bridge0: port 1(bridge_slave_0) entered forwarding state [ 27.407349][ T3143] bridge0: port 2(bridge_slave_1) entered blocking state [ 27.414419][ T3143] bridge0: port 2(bridge_slave_1) entered forwarding state [ 27.427882][ T3087] 8021q: adding VLAN 0 to HW filter on device team0 [ 27.442856][ T3143] bridge0: port 1(bridge_slave_0) entered blocking state [ 27.449978][ T3143] bridge0: port 1(bridge_slave_0) entered forwarding state [ 27.460146][ T3143] bridge0: port 2(bridge_slave_1) entered blocking state [ 27.467331][ T3143] bridge0: port 2(bridge_slave_1) entered forwarding state [ 27.508347][ T3084] hsr0: Slave B (hsr_slave_1) is not up; please bring it up to get a fully working HSR network [ 27.521295][ T3087] hsr0: Slave A (hsr_slave_0) is not up; please bring it up to get a fully working HSR network [ 27.531757][ T3087] hsr0: Slave B (hsr_slave_1) is not up; please bring it up to get a fully working HSR network [ 27.597487][ T3087] 8021q: adding VLAN 0 to HW filter on device batadv0 [ 27.628458][ T3081] 8021q: adding VLAN 0 to HW filter on device batadv0 [ 27.644313][ T3083] 8021q: adding VLAN 0 to HW filter on device batadv0 [ 27.660150][ T3084] 8021q: adding VLAN 0 to HW filter on device batadv0 [ 27.714630][ T3087] veth0_vlan: entered promiscuous mode [ 27.729608][ T3087] veth1_vlan: entered promiscuous mode [ 27.762942][ T3087] veth0_macvtap: entered promiscuous mode [ 27.782497][ T3087] veth1_macvtap: entered promiscuous mode [ 27.797414][ T3087] batman_adv: batadv0: Interface activated: batadv_slave_0 [ 27.814084][ T3083] veth0_vlan: entered promiscuous mode [ 27.830091][ T3083] veth1_vlan: entered promiscuous mode [ 27.837922][ T3081] veth0_vlan: entered promiscuous mode [ 27.846754][ T3087] batman_adv: batadv0: Interface activated: batadv_slave_1 [ 27.858129][ T3084] veth0_vlan: entered promiscuous mode [ 27.865159][ T3081] veth1_vlan: entered promiscuous mode [ 27.872828][ T3087] netdevsim netdevsim2 netdevsim0: set [1, 0] type 2 family 0 port 6081 - 0 [ 27.881637][ T3087] netdevsim netdevsim2 netdevsim1: set [1, 0] type 2 family 0 port 6081 - 0 [ 27.890893][ T3087] netdevsim netdevsim2 netdevsim2: set [1, 0] type 2 family 0 port 6081 - 0 [ 27.899829][ T3087] netdevsim netdevsim2 netdevsim3: set [1, 0] type 2 family 0 port 6081 - 0 [ 27.910820][ T3084] veth1_vlan: entered promiscuous mode [ 27.938467][ T3084] veth0_macvtap: entered promiscuous mode [ 27.946973][ T3084] veth1_macvtap: entered promiscuous mode [ 27.953463][ T3081] veth0_macvtap: entered promiscuous mode [ 27.961100][ T3081] veth1_macvtap: entered promiscuous mode [ 27.982155][ T3083] veth0_macvtap: entered promiscuous mode [ 27.991929][ T3084] batman_adv: The newly added mac address (aa:aa:aa:aa:aa:3e) already exists on: batadv_slave_0 [ 28.002470][ T3084] batman_adv: It is strongly recommended to keep mac addresses unique to avoid problems! [ 28.013072][ T3084] batman_adv: batadv0: Interface activated: batadv_slave_0 [ 28.027574][ T3083] veth1_macvtap: entered promiscuous mode [ 28.034994][ T3081] batman_adv: The newly added mac address (aa:aa:aa:aa:aa:3e) already exists on: batadv_slave_0 [ 28.045574][ T3081] batman_adv: It is strongly recommended to keep mac addresses unique to avoid problems! [ 28.055418][ T3081] batman_adv: The newly added mac address (aa:aa:aa:aa:aa:3e) already exists on: batadv_slave_0 [ 28.065845][ T3081] batman_adv: It is strongly recommended to keep mac addresses unique to avoid problems! [ 28.077376][ T3081] batman_adv: batadv0: Interface activated: batadv_slave_0 [ 28.086402][ T3084] batman_adv: The newly added mac address (aa:aa:aa:aa:aa:3f) already exists on: batadv_slave_1 [ 28.096919][ T3084] batman_adv: It is strongly recommended to keep mac addresses unique to avoid problems! [ 28.107703][ T3084] batman_adv: batadv0: Interface activated: batadv_slave_1 [ 28.118880][ T3081] batman_adv: The newly added mac address (aa:aa:aa:aa:aa:3f) already exists on: batadv_slave_1 [ 28.129458][ T3081] batman_adv: It is strongly recommended to keep mac addresses unique to avoid problems! [ 28.139297][ T3081] batman_adv: The newly added mac address (aa:aa:aa:aa:aa:3f) already exists on: batadv_slave_1 [ 28.149717][ T3081] batman_adv: It is strongly recommended to keep mac addresses unique to avoid problems! [ 28.160228][ T3081] batman_adv: batadv0: Interface activated: batadv_slave_1 [ 28.171154][ T3084] netdevsim netdevsim3 netdevsim0: set [1, 0] type 2 family 0 port 6081 - 0 [ 28.180111][ T3084] netdevsim netdevsim3 netdevsim1: set [1, 0] type 2 family 0 port 6081 - 0 [ 28.188835][ T3084] netdevsim netdevsim3 netdevsim2: set [1, 0] type 2 family 0 port 6081 - 0 [ 28.197580][ T3084] netdevsim netdevsim3 netdevsim3: set [1, 0] type 2 family 0 port 6081 - 0 [ 28.210326][ T3083] batman_adv: The newly added mac address (aa:aa:aa:aa:aa:3e) already exists on: batadv_slave_0 [ 28.220788][ T3083] batman_adv: It is strongly recommended to keep mac addresses unique to avoid problems! [ 28.230687][ T3083] batman_adv: The newly added mac address (aa:aa:aa:aa:aa:3e) already exists on: batadv_slave_0 [ 28.241188][ T3083] batman_adv: It is strongly recommended to keep mac addresses unique to avoid problems! [ 28.251124][ T3083] batman_adv: The newly added mac address (aa:aa:aa:aa:aa:3e) already exists on: batadv_slave_0 [ 28.261627][ T3083] batman_adv: It is strongly recommended to keep mac addresses unique to avoid problems! [ 28.273875][ T3083] batman_adv: batadv0: Interface activated: batadv_slave_0 [ 28.285006][ T3081] netdevsim netdevsim0 netdevsim0: set [1, 0] type 2 family 0 port 6081 - 0 [ 28.293846][ T3081] netdevsim netdevsim0 netdevsim1: set [1, 0] type 2 family 0 port 6081 - 0 [ 28.302725][ T3081] netdevsim netdevsim0 netdevsim2: set [1, 0] type 2 family 0 port 6081 - 0 [ 28.311520][ T3081] netdevsim netdevsim0 netdevsim3: set [1, 0] type 2 family 0 port 6081 - 0 [ 28.326640][ T3083] batman_adv: The newly added mac address (aa:aa:aa:aa:aa:3f) already exists on: batadv_slave_1 [ 28.337226][ T3083] batman_adv: It is strongly recommended to keep mac addresses unique to avoid problems! [ 28.347081][ T3083] batman_adv: The newly added mac address (aa:aa:aa:aa:aa:3f) already exists on: batadv_slave_1 [ 28.357610][ T3083] batman_adv: It is strongly recommended to keep mac addresses unique to avoid problems! [ 28.367490][ T3083] batman_adv: The newly added mac address (aa:aa:aa:aa:aa:3f) already exists on: batadv_slave_1 [ 28.377952][ T3083] batman_adv: It is strongly recommended to keep mac addresses unique to avoid problems! [ 28.388677][ T3083] batman_adv: batadv0: Interface activated: batadv_slave_1 [ 28.399638][ T3083] netdevsim netdevsim1 netdevsim0: set [1, 0] type 2 family 0 port 6081 - 0 [ 28.408401][ T3083] netdevsim netdevsim1 netdevsim1: set [1, 0] type 2 family 0 port 6081 - 0 [ 28.417163][ T3083] netdevsim netdevsim1 netdevsim2: set [1, 0] type 2 family 0 port 6081 - 0 [ 28.425925][ T3083] netdevsim netdevsim1 netdevsim3: set [1, 0] type 2 family 0 port 6081 - 0 [ 28.513026][ T3199] netlink: 8 bytes leftover after parsing attributes in process `syz.1.2'. [ 28.526982][ T3199] loop1: detected capacity change from 0 to 128 [ 28.593141][ C1] TCP: request_sock_subflow_v4: Possible SYN flooding on port [::]:20002. Sending cookies. [ 28.681990][ T3200] ================================================================== [ 28.690120][ T3200] BUG: KCSAN: data-race in mptcp_subflow_get_send / tcp_rearm_rto [ 28.697918][ T3200] [ 28.700317][ T3200] write to 0xffff8881115354d2 of 1 bytes by interrupt on cpu 0: [ 28.707925][ T3200] tcp_rearm_rto+0x8b/0x200 [ 28.712408][ T3200] tcp_ack+0x2717/0x2f70 [ 28.716630][ T3200] tcp_rcv_established+0x46b/0xef0 [ 28.721737][ T3200] tcp_v4_do_rcv+0x65f/0x740 [ 28.726511][ T3200] tcp_v4_rcv+0x18da/0x1c20 [ 28.730995][ T3200] ip_protocol_deliver_rcu+0x36d/0x710 [ 28.736453][ T3200] ip_local_deliver_finish+0x17c/0x210 [ 28.741940][ T3200] ip_local_deliver+0xec/0x1d0 [ 28.746781][ T3200] ip_rcv_finish+0x193/0x1b0 [ 28.751355][ T3200] ip_rcv+0x64/0x140 [ 28.755229][ T3200] __netif_receive_skb+0x10a/0x280 [ 28.760343][ T3200] process_backlog+0x21d/0x3c0 [ 28.765171][ T3200] __napi_poll+0x63/0x3c0 [ 28.769572][ T3200] net_rx_action+0x324/0x740 [ 28.774141][ T3200] handle_softirqs+0xc3/0x280 [ 28.779061][ T3200] do_softirq+0x5e/0x90 [ 28.783207][ T3200] __local_bh_enable_ip+0x6e/0x70 [ 28.788226][ T3200] _raw_spin_unlock_bh+0x36/0x40 [ 28.793352][ T3200] mptcp_recvmsg+0x845/0x15d0 [ 28.798036][ T3200] inet_recvmsg+0x171/0x290 [ 28.802539][ T3200] sock_recvmsg+0xfe/0x170 [ 28.806962][ T3200] __sys_recvfrom+0x16b/0x230 [ 28.811615][ T3200] __x64_sys_recvfrom+0x78/0x90 [ 28.816540][ T3200] x64_sys_call+0x26af/0x2d70 [ 28.821209][ T3200] do_syscall_64+0xc9/0x1c0 [ 28.825723][ T3200] entry_SYSCALL_64_after_hwframe+0x77/0x7f [ 28.831599][ T3200] [ 28.833896][ T3200] read to 0xffff8881115354d2 of 1 bytes by task 3200 on cpu 1: [ 28.842124][ T3200] mptcp_subflow_get_send+0x182/0x7b0 [ 28.847508][ T3200] mptcp_sched_get_send+0x218/0x2e0 [ 28.852701][ T3200] __mptcp_push_pending+0x100/0x4e0 [ 28.857894][ T3200] mptcp_release_cb+0x3ca/0x6d0 [ 28.862723][ T3200] release_sock+0x13b/0x150 [ 28.867219][ T3200] sk_stream_wait_memory+0x4d9/0x8a0 [ 28.872500][ T3200] mptcp_sendmsg+0xa80/0xe60 [ 28.877086][ T3200] inet6_sendmsg+0xc5/0xd0 [ 28.881480][ T3200] __sock_sendmsg+0x8b/0x180 [ 28.886060][ T3200] ____sys_sendmsg+0x312/0x410 [ 28.890820][ T3200] __sys_sendmsg+0x1e9/0x280 [ 28.895401][ T3200] __x64_sys_sendmsg+0x46/0x50 [ 28.900142][ T3200] x64_sys_call+0xb25/0x2d70 [ 28.904728][ T3200] do_syscall_64+0xc9/0x1c0 [ 28.909208][ T3200] entry_SYSCALL_64_after_hwframe+0x77/0x7f [ 28.915076][ T3200] [ 28.917375][ T3200] value changed: 0x05 -> 0x00 [ 28.922046][ T3200] [ 28.924344][ T3200] Reported by Kernel Concurrency Sanitizer on: SYZFAIL: failed to recv rpc fd=3 want=4 sent=0 n=-1 (errno 104: Connection reset by peer) [ 28.930502][ T3200] CPU: 1 PID: 3200 Comm: syz.0.1 Not tainted 6.10.0-rc6-syzkaller-00212-g1dd28064d416 #0 [ 28.940304][ T3200] Hardware name: Google Google Compute Engine/Google Compute Engine, BIOS Google 06/07/2024 [ 28.950349][ T3200] ================================================================== [ 29.006202][ T3200] syz.0.1 (3200) used greatest stack depth: 11008 bytes left [ 31.887789][ T3087] syz-executor (3087) used greatest stack depth: 10872 bytes left [ 31.899504][ T55] netdevsim netdevsim2 netdevsim3 (unregistering): unset [1, 0] type 2 family 0 port 6081 - 0 [ 31.927526][ T3083] syz-executor (3083) used greatest stack depth: 10488 bytes left [ 33.519583][ T55] netdevsim netdevsim2 netdevsim2 (unregistering): unset [1, 0] type 2 family 0 port 6081 - 0 [ 33.559092][ T55] netdevsim netdevsim2 netdevsim1 (unregistering): unset [1, 0] type 2 family 0 port 6081 - 0 [ 33.599080][ T55] netdevsim netdevsim2 netdevsim0 (unregistering): unset [1, 0] type 2 family 0 port 6081 - 0 [ 33.685551][ T55] bridge_slave_1: left allmulticast mode [ 33.688177][ T29] kauditd_printk_skb: 61 callbacks suppressed [ 33.688189][ T29] audit: type=1400 audit(1720284755.358:153): avc: denied { read } for pid=2822 comm="dhcpcd" name="n25" dev="tmpfs" ino=422 scontext=system_u:system_r:dhcpc_t tcontext=system_u:object_r:tmpfs_t tclass=file permissive=1 [ 33.691707][ T55] bridge_slave_1: left promiscuous mode [ 33.706034][ T29] audit: type=1400 audit(1720284755.378:154): avc: denied { open } for pid=2822 comm="dhcpcd" path="/run/udev/data/n25" dev="tmpfs" ino=422 scontext=system_u:system_r:dhcpc_t tcontext=system_u:object_r:tmpfs_t tclass=file permissive=1 [ 33.719018][ T55] bridge0: port 2(bridge_slave_1) entered disabled state [ 33.724436][ T29] audit: type=1400 audit(1720284755.378:155): avc: denied { getattr } for pid=2822 comm="dhcpcd" path="/run/udev/data/n25" dev="tmpfs" ino=422 scontext=system_u:system_r:dhcpc_t tcontext=system_u:object_r:tmpfs_t tclass=file permissive=1 [ 33.778029][ T55] bridge_slave_0: left allmulticast mode [ 33.783712][ T55] bridge_slave_0: left promiscuous mode [ 33.789810][ T55] bridge0: port 1(bridge_slave_0) entered disabled state [ 33.878263][ T55] bond0 (unregistering): (slave bond_slave_0): Releasing backup interface [ 33.888814][ T55] bond0 (unregistering): (slave bond_slave_1): Releasing backup interface [ 33.899173][ T55] bond0 (unregistering): Released all slaves [ 33.962930][ T29] audit: type=1400 audit(1720284755.628:156): avc: denied { create } for pid=3206 comm="dhcpcd-run-hook" name="resolv.conf.eth1.link" scontext=system_u:system_r:dhcpc_t tcontext=system_u:object_r:tmpfs_t tclass=file permissive=1 [ 33.985951][ T29] audit: type=1400 audit(1720284755.628:157): avc: denied { write } for pid=3206 comm="dhcpcd-run-hook" path="/run/dhcpcd/hook-state/resolv.conf.eth1.link" dev="tmpfs" ino=426 scontext=system_u:system_r:dhcpc_t tcontext=system_u:object_r:tmpfs_t tclass=file permissive=1 [ 34.011958][ T29] audit: type=1400 audit(1720284755.628:158): avc: denied { append } for pid=3206 comm="dhcpcd-run-hook" name="resolv.conf.eth1.link" dev="tmpfs" ino=426 scontext=system_u:system_r:dhcpc_t tcontext=system_u:object_r:tmpfs_t tclass=file permissive=1 [ 34.035981][ T29] audit: type=1400 audit(1720284755.648:159): avc: denied { unlink } for pid=3217 comm="rm" name="resolv.conf.eth1.link" dev="tmpfs" ino=426 scontext=system_u:system_r:dhcpc_t tcontext=system_u:object_r:tmpfs_t tclass=file permissive=1 [ 34.062369][ T55] hsr_slave_0: left promiscuous mode [ 34.068321][ T55] hsr_slave_1: left promiscuous mode [ 34.074022][ T55] batman_adv: batadv0: Interface deactivated: batadv_slave_0 [ 34.081469][ T55] batman_adv: batadv0: Removing interface: batadv_slave_0 [ 34.089093][ T55] batman_adv: batadv0: Interface deactivated: batadv_slave_1 [ 34.096592][ T55] batman_adv: batadv0: Removing interface: batadv_slave_1 [ 34.105553][ T55] veth1_macvtap: left promiscuous mode [ 34.111148][ T55] veth0_macvtap: left promiscuous mode [ 34.116665][ T55] veth1_vlan: left promiscuous mode [ 34.121898][ T55] veth0_vlan: left promiscuous mode [ 34.193955][ T55] team0 (unregistering): Port device team_slave_1 removed [ 34.203980][ T55] team0 (unregistering): Port device team_slave_0 removed [ 34.532122][ T55] netdevsim netdevsim0 netdevsim3 (unregistering): unset [1, 0] type 2 family 0 port 6081 - 0 [ 34.569651][ T55] netdevsim netdevsim0 netdevsim2 (unregistering): unset [1, 0] type 2 family 0 port 6081 - 0 [ 34.629849][ T55] netdevsim netdevsim0 netdevsim1 (unregistering): unset [1, 0] type 2 family 0 port 6081 - 0 [ 34.670827][ T55] netdevsim netdevsim0 netdevsim0 (unregistering): unset [1, 0] type 2 family 0 port 6081 - 0 [ 34.743993][ T55] netdevsim netdevsim3 netdevsim3 (unregistering): unset [1, 0] type 2 family 0 port 6081 - 0 [ 34.808991][ T55] netdevsim netdevsim3 netdevsim2 (unregistering): unset [1, 0] type 2 family 0 port 6081 - 0 [ 34.870476][ T55] netdevsim netdevsim3 netdevsim1 (unregistering): unset [1, 0] type 2 family 0 port 6081 - 0 [ 34.909243][ T55] netdevsim netdevsim3 netdevsim0 (unregistering): unset [1, 0] type 2 family 0 port 6081 - 0 [ 34.984946][ T55] netdevsim netdevsim1 netdevsim3 (unregistering): unset [1, 0] type 2 family 0 port 6081 - 0 [ 35.009358][ T55] netdevsim netdevsim1 netdevsim2 (unregistering): unset [1, 0] type 2 family 0 port 6081 - 0 [ 35.060051][ T55] netdevsim netdevsim1 netdevsim1 (unregistering): unset [1, 0] type 2 family 0 port 6081 - 0 [ 35.109256][ T55] netdevsim netdevsim1 netdevsim0 (unregistering): unset [1, 0] type 2 family 0 port 6081 - 0 [ 35.169744][ T55] bridge_slave_1: left allmulticast mode [ 35.175433][ T55] bridge_slave_1: left promiscuous mode [ 35.181221][ T55] bridge0: port 2(bridge_slave_1) entered disabled state [ 35.189241][ T55] bridge_slave_0: left allmulticast mode [ 35.194959][ T55] bridge_slave_0: left promiscuous mode [ 35.200709][ T55] bridge0: port 1(bridge_slave_0) entered disabled state [ 35.211318][ T55] bridge_slave_1: left allmulticast mode [ 35.217014][ T55] bridge_slave_1: left promiscuous mode [ 35.222670][ T55] bridge0: port 2(bridge_slave_1) entered disabled state [ 35.230542][ T55] bridge_slave_0: left allmulticast mode [ 35.236297][ T55] bridge_slave_0: left promiscuous mode [ 35.242033][ T55] bridge0: port 1(bridge_slave_0) entered disabled state [ 35.250000][ T55] bridge_slave_1: left allmulticast mode [ 35.255691][ T55] bridge_slave_1: left promiscuous mode [ 35.261389][ T55] bridge0: port 2(bridge_slave_1) entered disabled state [ 35.269092][ T55] bridge_slave_0: left allmulticast mode [ 35.274726][ T55] bridge_slave_0: left promiscuous mode [ 35.280414][ T55] bridge0: port 1(bridge_slave_0) entered disabled state [ 35.528047][ T55] bond0 (unregistering): (slave bond_slave_0): Releasing backup interface [ 35.538378][ T55] bond0 (unregistering): (slave bond_slave_1): Releasing backup interface [ 35.548230][ T55] bond0 (unregistering): Released all slaves [ 35.557214][ T55] bond0 (unregistering): (slave bond_slave_0): Releasing backup interface [ 35.567290][ T55] bond0 (unregistering): (slave bond_slave_1): Releasing backup interface [ 35.577318][ T55] bond0 (unregistering): Released all slaves [ 35.586163][ T55] bond0 (unregistering): (slave bond_slave_0): Releasing backup interface [ 35.596453][ T55] bond0 (unregistering): (slave bond_slave_1): Releasing backup interface [ 35.606500][ T55] bond0 (unregistering): Released all slaves [ 35.780031][ T55] hsr_slave_0: left promiscuous mode [ 35.785777][ T55] hsr_slave_1: left promiscuous mode [ 35.791907][ T55] batman_adv: batadv0: Interface deactivated: batadv_slave_0 [ 35.799516][ T55] batman_adv: batadv0: Removing interface: batadv_slave_0 [ 35.807840][ T55] batman_adv: batadv0: Interface deactivated: batadv_slave_1 [ 35.815804][ T55] batman_adv: batadv0: Removing interface: batadv_slave_1 [ 35.824768][ T55] hsr_slave_0: left promiscuous mode [ 35.830693][ T55] hsr_slave_1: left promiscuous mode [ 35.836484][ T55] batman_adv: batadv0: Interface deactivated: batadv_slave_0 [ 35.843959][ T55] batman_adv: batadv0: Removing interface: batadv_slave_0 [ 35.851518][ T55] batman_adv: batadv0: Interface deactivated: batadv_slave_1 [ 35.858994][ T55] batman_adv: batadv0: Removing interface: batadv_slave_1 [ 35.867937][ T55] hsr_slave_0: left promiscuous mode [ 35.873616][ T55] hsr_slave_1: left promiscuous mode [ 35.879321][ T55] batman_adv: batadv0: Interface deactivated: batadv_slave_0 [ 35.886713][ T55] batman_adv: batadv0: Removing interface: batadv_slave_0 [ 35.894123][ T55] batman_adv: batadv0: Interface deactivated: batadv_slave_1 [ 35.901605][ T55] batman_adv: batadv0: Removing interface: batadv_slave_1 [ 35.912234][ T55] veth1_macvtap: left promiscuous mode [ 35.917869][ T55] veth0_macvtap: left promiscuous mode [ 35.923343][ T55] veth1_vlan: left promiscuous mode [ 35.928567][ T55] veth0_vlan: left promiscuous mode [ 35.934330][ T55] veth1_macvtap: left promiscuous mode [ 35.939888][ T55] veth0_macvtap: left promiscuous mode [ 35.945452][ T55] veth1_vlan: left promiscuous mode [ 35.951047][ T55] veth0_vlan: left promiscuous mode [ 35.956686][ T55] veth1_macvtap: left promiscuous mode [ 35.962188][ T55] veth0_macvtap: left promiscuous mode [ 35.967708][ T55] veth1_vlan: left promiscuous mode [ 35.972989][ T55] veth0_vlan: left promiscuous mode [ 36.115890][ T55] team0 (unregistering): Port device team_slave_1 removed [ 36.125544][ T55] team0 (unregistering): Port device team_slave_0 removed [ 36.180593][ T55] team0 (unregistering): Port device team_slave_1 removed [ 36.190372][ T55] team0 (unregistering): Port device team_slave_0 removed [ 36.242798][ T55] team0 (unregistering): Port device team_slave_1 removed [ 36.252844][ T55] team0 (unregistering): Port device team_slave_0 removed