[ 11.709114][ T3176] dhcpcd-run-hook (3176) used greatest stack depth: 11040 bytes left forked to background, child pid 3172 [ 12.040698][ T3173] 8021q: adding VLAN 0 to HW filter on device bond0 [ 12.044230][ T3173] eql: remember to turn off Van-Jacobson compression on your slave devices Starting sshd: OK syzkaller Warning: Permanently added '10.128.0.46' (ECDSA) to the list of known hosts. syzkaller login: [ 69.880049][ T139] cfg80211: failed to load regulatory.db [ 77.100985][ T3595] kmemleak: 1 new suspected memory leaks (see /sys/kernel/debug/kmemleak) [ 77.151979][ T3604] chnl_net:caif_netlink_parms(): no params data found [ 77.168624][ T3604] bridge0: port 1(bridge_slave_0) entered blocking state [ 77.175671][ T3604] bridge0: port 1(bridge_slave_0) entered disabled state [ 77.183008][ T3604] device bridge_slave_0 entered promiscuous mode [ 77.189846][ T3604] bridge0: port 2(bridge_slave_1) entered blocking state [ 77.196943][ T3604] bridge0: port 2(bridge_slave_1) entered disabled state [ 77.204370][ T3604] device bridge_slave_1 entered promiscuous mode [ 77.214652][ T3604] bond0: (slave bond_slave_0): Enslaving as an active interface with an up link [ 77.224291][ T3604] bond0: (slave bond_slave_1): Enslaving as an active interface with an up link [ 77.236855][ T3604] team0: Port device team_slave_0 added [ 77.243177][ T3604] team0: Port device team_slave_1 added [ 77.252288][ T3604] batman_adv: batadv0: Adding interface: batadv_slave_0 [ 77.259199][ T3604] 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. [ 77.285166][ T3604] batman_adv: batadv0: Not using interface batadv_slave_0 (retrying later): interface not active [ 77.296109][ T3604] batman_adv: batadv0: Adding interface: batadv_slave_1 [ 77.303108][ T3604] 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. [ 77.329090][ T3604] batman_adv: batadv0: Not using interface batadv_slave_1 (retrying later): interface not active [ 77.344306][ T3604] device hsr_slave_0 entered promiscuous mode [ 77.350555][ T3604] device hsr_slave_1 entered promiscuous mode [ 77.376444][ T3604] netdevsim netdevsim0 netdevsim0: renamed from eth0 [ 77.384005][ T3604] netdevsim netdevsim0 netdevsim1: renamed from eth1 [ 77.391414][ T3604] netdevsim netdevsim0 netdevsim2: renamed from eth2 [ 77.398696][ T3604] netdevsim netdevsim0 netdevsim3: renamed from eth3 [ 77.409354][ T3604] bridge0: port 2(bridge_slave_1) entered blocking state [ 77.416390][ T3604] bridge0: port 2(bridge_slave_1) entered forwarding state [ 77.423606][ T3604] bridge0: port 1(bridge_slave_0) entered blocking state [ 77.430645][ T3604] bridge0: port 1(bridge_slave_0) entered forwarding state [ 77.448585][ T3604] 8021q: adding VLAN 0 to HW filter on device bond0 [ 77.456887][ T139] IPv6: ADDRCONF(NETDEV_CHANGE): veth0: link becomes ready [ 77.465052][ T139] bridge0: port 1(bridge_slave_0) entered disabled state [ 77.472543][ T139] bridge0: port 2(bridge_slave_1) entered disabled state [ 77.479984][ T139] IPv6: ADDRCONF(NETDEV_CHANGE): bond0: link becomes ready [ 77.488367][ T3604] 8021q: adding VLAN 0 to HW filter on device team0 [ 77.496189][ T25] IPv6: ADDRCONF(NETDEV_CHANGE): bridge_slave_0: link becomes ready [ 77.504365][ T25] bridge0: port 1(bridge_slave_0) entered blocking state [ 77.511396][ T25] bridge0: port 1(bridge_slave_0) entered forwarding state [ 77.525428][ T3604] hsr0: Slave A (hsr_slave_0) is not up; please bring it up to get a fully working HSR network [ 77.535828][ T3604] hsr0: Slave B (hsr_slave_1) is not up; please bring it up to get a fully working HSR network [ 77.547028][ T25] IPv6: ADDRCONF(NETDEV_CHANGE): bridge_slave_1: link becomes ready [ 77.555210][ T25] bridge0: port 2(bridge_slave_1) entered blocking state [ 77.562260][ T25] bridge0: port 2(bridge_slave_1) entered forwarding state [ 77.570120][ T25] IPv6: ADDRCONF(NETDEV_CHANGE): team_slave_0: link becomes ready [ 77.578181][ T25] IPv6: ADDRCONF(NETDEV_CHANGE): team_slave_1: link becomes ready [ 77.586251][ T25] IPv6: ADDRCONF(NETDEV_CHANGE): hsr_slave_0: link becomes ready [ 77.594184][ T25] IPv6: ADDRCONF(NETDEV_CHANGE): hsr_slave_1: link becomes ready [ 77.602389][ T25] IPv6: ADDRCONF(NETDEV_CHANGE): hsr0: link becomes ready [ 77.609702][ T25] IPv6: ADDRCONF(NETDEV_CHANGE): team0: link becomes ready [ 77.620982][ T3604] 8021q: adding VLAN 0 to HW filter on device batadv0 [ 77.628534][ T25] IPv6: ADDRCONF(NETDEV_CHANGE): vxcan0: link becomes ready [ 77.636000][ T25] IPv6: ADDRCONF(NETDEV_CHANGE): vxcan1: link becomes ready [ 77.661776][ T3604] device veth0_vlan entered promiscuous mode [ 77.668940][ T3604] device veth1_vlan entered promiscuous mode [ 77.675519][ T1777] IPv6: ADDRCONF(NETDEV_CHANGE): veth0_virt_wifi: link becomes ready [ 77.683867][ T1777] IPv6: ADDRCONF(NETDEV_CHANGE): veth0_vlan: link becomes ready [ 77.691873][ T1777] IPv6: ADDRCONF(NETDEV_CHANGE): vlan0: link becomes ready [ 77.699243][ T1777] IPv6: ADDRCONF(NETDEV_CHANGE): vlan1: link becomes ready [ 77.706803][ T1777] IPv6: ADDRCONF(NETDEV_CHANGE): macvlan0: link becomes ready [ 77.718698][ T3604] device veth0_macvtap entered promiscuous mode [ 77.725604][ T25] IPv6: ADDRCONF(NETDEV_CHANGE): macvlan1: link becomes ready [ 77.733318][ T25] IPv6: ADDRCONF(NETDEV_CHANGE): veth0_macvtap: link becomes ready [ 77.741484][ T25] IPv6: ADDRCONF(NETDEV_CHANGE): macvtap0: link becomes ready [ 77.749811][ T3604] device veth1_macvtap entered promiscuous mode [ 77.758972][ T3604] batman_adv: batadv0: Interface activated: batadv_slave_0 [ 77.766222][ T139] IPv6: ADDRCONF(NETDEV_CHANGE): veth0_to_batadv: link becomes ready executing program [ 77.775459][ T3604] batman_adv: batadv0: Interface activated: batadv_slave_1 [ 77.783115][ T1777] IPv6: ADDRCONF(NETDEV_CHANGE): veth1_to_batadv: link becomes ready [ 77.791908][ T3604] netdevsim netdevsim0 netdevsim0: set [1, 0] type 2 family 0 port 6081 - 0 [ 77.800739][ T3604] netdevsim netdevsim0 netdevsim1: set [1, 0] type 2 family 0 port 6081 - 0 [ 77.809394][ T3604] netdevsim netdevsim0 netdevsim2: set [1, 0] type 2 family 0 port 6081 - 0 [ 77.818166][ T3604] netdevsim netdevsim0 netdevsim3: set [1, 0] type 2 family 0 port 6081 - 0 executing program [ 84.102646][ T3604] kmemleak: 2 new suspected memory leaks (see /sys/kernel/debug/kmemleak) BUG: memory leak unreferenced object 0xffff888110c80d00 (size 232): comm "syz-executor879", pid 3619, jiffies 4294945051 (age 12.420s) hex dump (first 32 bytes): 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 ................ 00 80 73 0e 81 88 ff ff 00 e0 21 10 81 88 ff ff ..s.......!..... backtrace: [] __alloc_skb+0x216/0x290 [] alloc_skb_with_frags+0x6a/0x340 [] sock_alloc_send_pskb+0x353/0x3c0 [] j1939_sk_sendmsg+0x2cf/0x810 [] sock_sendmsg+0x56/0x80 [] ____sys_sendmsg+0x36c/0x390 [] ___sys_sendmsg+0x8b/0xd0 [] __sys_sendmsg+0x88/0x100 [] do_syscall_64+0x35/0xb0 [] entry_SYSCALL_64_after_hwframe+0x44/0xae BUG: memory leak unreferenced object 0xffff888110c80e00 (size 232): comm "syz-executor879", pid 3619, jiffies 4294945051 (age 12.420s) hex dump (first 32 bytes): 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 ................ 00 80 73 0e 81 88 ff ff 00 e0 21 10 81 88 ff ff ..s.......!..... backtrace: [] __alloc_skb+0x216/0x290 [] alloc_skb_with_frags+0x6a/0x340 [] sock_alloc_send_pskb+0x353/0x3c0 [] j1939_sk_sendmsg+0x2cf/0x810 [] sock_sendmsg+0x56/0x80 [] ____sys_sendmsg+0x36c/0x390 [] ___sys_sendmsg+0x8b/0xd0 [] __sys_sendmsg+0x88/0x100 [] do_syscall_64+0x35/0xb0 [] entry_SYSCALL_64_after_hwframe+0x44/0xae BUG: memory leak unreferenced object 0xffff88810c262400 (size 1024): comm "syz-executor879", pid 3621, jiffies 4294945570 (age 7.230s) hex dump (first 32 bytes): 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 ................ 1d 00 07 41 00 00 00 00 00 00 00 00 00 00 00 00 ...A............ backtrace: [] sk_prot_alloc+0xd2/0x1b0 [] sk_alloc+0x32/0x2e0 [] can_create+0x108/0x300 [] __sock_create+0x1ab/0x2b0 [] __sys_socket+0x6f/0x140 [] __x64_sys_socket+0x1a/0x20 [] do_syscall_64+0x35/0xb0 [] entry_SYSCALL_64_after_hwframe+0x44/0xae BUG: memory leak unreferenced object 0xffff888110e9bdc0 (size 32): comm "syz-executor879", pid 3621, jiffies 4294945570 (age 7.230s) hex dump (first 32 bytes): b0 2e 04 40 81 88 ff ff 00 00 00 00 00 00 00 00 ...@............ 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 ................ backtrace: [] apparmor_sk_alloc_security+0x53/0xd0 [] security_sk_alloc+0x31/0x70 [] sk_prot_alloc+0xed/0x1b0 [] sk_alloc+0x32/0x2e0 [] can_create+0x108/0x300 [] __sock_create+0x1ab/0x2b0 [] __sys_socket+0x6f/0x140 [] __x64_sys_socket+0x1a/0x20 [] do_syscall_64+0x35/0xb0 [] entry_SYSCALL_64_after_hwframe+0x44/0xae BUG: memory leak unreferenced object 0xffff888110c79900 (size 232): comm "syz-executor879", pid 3621, jiffies 4294945570 (age 7.230s) hex dump (first 32 bytes): 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 ................ 00 80 73 0e 81 88 ff ff 00 24 26 0c 81 88 ff ff ..s......$&..... backtrace: [] __alloc_skb+0x216/0x290 [] alloc_skb_with_frags+0x6a/0x340 [] sock_alloc_send_pskb+0x353/0x3c0 [] j1939_sk_sendmsg+0x2cf/0x810 [] sock_sendmsg+0x56/0x80 [] ____sys_sendmsg+0x36c/0x390 [] ___sys_sendmsg+0x8b/0xd0 [] __sys_sendmsg+0x88/0x100 [] do_syscall_64+0x35/0xb0 [] entry_SYSCALL_64_after_hwframe+0x44/0xae [ 90.207044][ T3604] kmemleak: 5 new suspected memory leaks (see /sys/kernel/debug/kmemleak)