[ 28.951040][ T25] audit: type=1400 audit(1579807307.735:38): avc: denied { watch } for pid=7098 comm="restorecond" path="/etc/selinux/restorecond.conf" dev="sda1" ino=2232 scontext=system_u:system_r:kernel_t:s0 tcontext=system_u:object_r:file_t:s0 tclass=file permissive=1 [....] Starting file context maintaining daemon: restorecond[?25l[?1c7[ ok 8[?25h[?0c. [....] Starting OpenBSD Secure Shell server: sshd[?25l[?1c7[ ok 8[?25h[?0c. [ 29.121275][ T25] audit: type=1800 audit(1579807307.935:39): pid=7003 uid=0 auid=4294967295 ses=4294967295 subj=system_u:system_r:kernel_t:s0 op=collect_data cause=failed(directio) comm="startpar" name="rc.local" dev="sda1" ino=2432 res=0 [ 29.147439][ T25] audit: type=1800 audit(1579807307.935:40): pid=7003 uid=0 auid=4294967295 ses=4294967295 subj=system_u:system_r:kernel_t:s0 op=collect_data cause=failed(directio) comm="startpar" name="rmnologin" dev="sda1" ino=2423 res=0 [ 29.567386][ T25] audit: type=1400 audit(1579807308.375:41): avc: denied { map } for pid=7183 comm="bash" path="/bin/bash" dev="sda1" ino=1457 scontext=unconfined_u:system_r:insmod_t:s0-s0:c0.c1023 tcontext=system_u:object_r:file_t:s0 tclass=file permissive=1 Debian GNU/Linux 7 syzkaller ttyS0 Warning: Permanently added '10.128.1.27' (ECDSA) to the list of known hosts. syzkaller login: [ 35.646942][ T25] audit: type=1400 audit(1579807314.455:42): avc: denied { map } for pid=7196 comm="syz-executor262" path="/root/syz-executor262425349" dev="sda1" ino=16484 scontext=unconfined_u:system_r:insmod_t:s0-s0:c0.c1023 tcontext=unconfined_u:object_r:user_home_t:s0 tclass=file permissive=1 [ 42.420480][ T7199] IPVS: ftp: loaded support on port[0] = 21 [ 42.437119][ T7199] chnl_net:caif_netlink_parms(): no params data found [ 42.449992][ T7199] bridge0: port 1(bridge_slave_0) entered blocking state [ 42.457603][ T7199] bridge0: port 1(bridge_slave_0) entered disabled state [ 42.465261][ T7199] device bridge_slave_0 entered promiscuous mode [ 42.472130][ T7199] bridge0: port 2(bridge_slave_1) entered blocking state [ 42.479808][ T7199] bridge0: port 2(bridge_slave_1) entered disabled state [ 42.487443][ T7199] device bridge_slave_1 entered promiscuous mode [ 42.496860][ T7199] bond0: (slave bond_slave_0): Enslaving as an active interface with an up link [ 42.506869][ T7199] bond0: (slave bond_slave_1): Enslaving as an active interface with an up link [ 42.519771][ T7199] team0: Port device team_slave_0 added [ 42.526578][ T7199] team0: Port device team_slave_1 added [ 42.534794][ T7199] batman_adv: batadv0: Adding interface: batadv_slave_0 [ 42.541767][ T7199] 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. [ 42.568127][ T7199] batman_adv: batadv0: Not using interface batadv_slave_0 (retrying later): interface not active [ 42.579163][ T7199] batman_adv: batadv0: Adding interface: batadv_slave_1 [ 42.586171][ T7199] 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. [ 42.612741][ T7199] batman_adv: batadv0: Not using interface batadv_slave_1 (retrying later): interface not active [ 42.648407][ T7199] device hsr_slave_0 entered promiscuous mode [ 42.687951][ T7199] device hsr_slave_1 entered promiscuous mode [ 42.742982][ T25] audit: type=1400 audit(1579807321.555:43): avc: denied { create } for pid=7199 comm="syz-executor262" scontext=unconfined_u:system_r:insmod_t:s0-s0:c0.c1023 tcontext=unconfined_u:system_r:insmod_t:s0-s0:c0.c1023 tclass=netlink_generic_socket permissive=1 [ 42.748562][ T7199] netdevsim netdevsim0 netdevsim0: renamed from eth0 [ 42.767770][ T25] audit: type=1400 audit(1579807321.565:44): avc: denied { write } for pid=7199 comm="syz-executor262" scontext=unconfined_u:system_r:insmod_t:s0-s0:c0.c1023 tcontext=unconfined_u:system_r:insmod_t:s0-s0:c0.c1023 tclass=netlink_generic_socket permissive=1 [ 42.800802][ T25] audit: type=1400 audit(1579807321.565:45): avc: denied { read } for pid=7199 comm="syz-executor262" scontext=unconfined_u:system_r:insmod_t:s0-s0:c0.c1023 tcontext=unconfined_u:system_r:insmod_t:s0-s0:c0.c1023 tclass=netlink_generic_socket permissive=1 [ 42.838589][ T7199] netdevsim netdevsim0 netdevsim1: renamed from eth1 [ 42.888588][ T7199] netdevsim netdevsim0 netdevsim2: renamed from eth2 [ 42.948500][ T7199] netdevsim netdevsim0 netdevsim3: renamed from eth3 [ 43.000873][ T7199] bridge0: port 2(bridge_slave_1) entered blocking state [ 43.007968][ T7199] bridge0: port 2(bridge_slave_1) entered forwarding state [ 43.015367][ T7199] bridge0: port 1(bridge_slave_0) entered blocking state [ 43.023212][ T7199] bridge0: port 1(bridge_slave_0) entered forwarding state [ 43.039598][ T7199] 8021q: adding VLAN 0 to HW filter on device bond0 [ 43.048475][ T7201] IPv6: ADDRCONF(NETDEV_CHANGE): veth0: link becomes ready [ 43.066120][ T7201] bridge0: port 1(bridge_slave_0) entered disabled state [ 43.084135][ T7201] bridge0: port 2(bridge_slave_1) entered disabled state [ 43.091657][ T7201] IPv6: ADDRCONF(NETDEV_CHANGE): bond0: link becomes ready [ 43.100796][ T7199] 8021q: adding VLAN 0 to HW filter on device team0 [ 43.109067][ T45] IPv6: ADDRCONF(NETDEV_CHANGE): bridge_slave_0: link becomes ready [ 43.117390][ T45] bridge0: port 1(bridge_slave_0) entered blocking state [ 43.125215][ T45] bridge0: port 1(bridge_slave_0) entered forwarding state [ 43.133743][ T7201] IPv6: ADDRCONF(NETDEV_CHANGE): bridge_slave_1: link becomes ready [ 43.142946][ T7201] bridge0: port 2(bridge_slave_1) entered blocking state [ 43.150092][ T7201] bridge0: port 2(bridge_slave_1) entered forwarding state [ 43.161232][ T45] IPv6: ADDRCONF(NETDEV_CHANGE): team_slave_0: link becomes ready [ 43.170129][ T45] IPv6: ADDRCONF(NETDEV_CHANGE): team0: link becomes ready [ 43.178977][ T7201] IPv6: ADDRCONF(NETDEV_CHANGE): team_slave_1: link becomes ready [ 43.188874][ T3550] IPv6: ADDRCONF(NETDEV_CHANGE): hsr_slave_0: link becomes ready [ 43.198168][ T7199] hsr0: Slave B (hsr_slave_1) is not up; please bring it up to get a fully working HSR network [ 43.209032][ T7199] IPv6: ADDRCONF(NETDEV_CHANGE): hsr0: link becomes ready [ 43.216778][ T7201] IPv6: ADDRCONF(NETDEV_CHANGE): hsr_slave_1: link becomes ready [ 43.227326][ T45] IPv6: ADDRCONF(NETDEV_CHANGE): vxcan0: link becomes ready [ 43.234940][ T45] IPv6: ADDRCONF(NETDEV_CHANGE): vxcan1: link becomes ready [ 43.243822][ T7199] 8021q: adding VLAN 0 to HW filter on device batadv0 [ 43.254447][ T7201] IPv6: ADDRCONF(NETDEV_CHANGE): veth0_virt_wifi: link becomes ready [ 43.266262][ T7199] device veth0_vlan entered promiscuous mode [ 43.272687][ T3550] IPv6: ADDRCONF(NETDEV_CHANGE): veth0_vlan: link becomes ready [ 43.281150][ T3550] IPv6: ADDRCONF(NETDEV_CHANGE): vlan0: link becomes ready [ 43.289172][ T3550] IPv6: ADDRCONF(NETDEV_CHANGE): vlan1: link becomes ready [ 43.298222][ T7199] device veth1_vlan entered promiscuous mode [ 43.308659][ T7201] IPv6: ADDRCONF(NETDEV_CHANGE): macvlan0: link becomes ready [ 43.316307][ T7201] IPv6: ADDRCONF(NETDEV_CHANGE): macvlan1: link becomes ready [ 43.324188][ T7201] IPv6: ADDRCONF(NETDEV_CHANGE): veth0_macvtap: link becomes ready [ 43.332922][ T7199] device veth0_macvtap entered promiscuous mode [ 43.340264][ T7199] device veth1_macvtap entered promiscuous mode [ 43.349504][ T7199] batman_adv: batadv0: Interface activated: batadv_slave_0 executing program [ 43.357736][ T3550] IPv6: ADDRCONF(NETDEV_CHANGE): veth0_to_batadv: link becomes ready [ 43.366111][ T3550] IPv6: ADDRCONF(NETDEV_CHANGE): macvtap0: link becomes ready [ 43.376106][ T7199] batman_adv: batadv0: Interface activated: batadv_slave_1 [ 43.387285][ T7201] IPv6: ADDRCONF(NETDEV_CHANGE): veth1_to_batadv: link becomes ready [ 43.399221][ T7204] netlink: 'syz-executor262': attribute type 5 has an invalid length. [ 43.409060][ T7204] device vlan2 entered promiscuous mode [ 43.415144][ T7204] device gretap0 entered promiscuous mode [ 43.421730][ T7204] device gretap0 left promiscuous mode executing program [ 48.626762][ T7205] netlink: 'syz-executor262': attribute type 5 has an invalid length. [ 48.636824][ T7205] device vlan2 entered promiscuous mode [ 48.644376][ T7205] device gretap0 entered promiscuous mode [ 48.650978][ T7205] device gretap0 left promiscuous mode [ 49.695437][ T7199] kmemleak: 1 new suspected memory leaks (see /sys/kernel/debug/kmemleak) BUG: memory leak unreferenced object 0xffff888114bc5f00 (size 64): comm "syz-executor262", pid 7204, jiffies 4294941608 (age 12.370s) hex dump (first 32 bytes): 01 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 ................ 00 00 00 00 00 00 00 00 08 00 00 00 01 02 00 00 ................ backtrace: [<00000000de018467>] __kmalloc+0x169/0x300 [<00000000b06536d7>] garp_request_join+0x132/0x1f0 [<00000000ae9f9f88>] vlan_gvrp_request_join+0x86/0x90 [<0000000000a8cd28>] vlan_dev_open+0x173/0x290 [<0000000035d4c3e0>] __dev_open+0x109/0x1b0 [<00000000e2016caf>] __dev_change_flags+0x246/0x2c0 [<000000008e48f391>] rtnl_configure_link+0x57/0x100 [<00000000e4230c11>] __rtnl_newlink+0x8b9/0xb80 [<000000009502bb74>] rtnl_newlink+0x4e/0x80 [<000000004a5c2478>] rtnetlink_rcv_msg+0x178/0x4b0 [<00000000703ccf6d>] netlink_rcv_skb+0x61/0x170 [<000000009fb3704a>] rtnetlink_rcv+0x1d/0x30 [<00000000c7158857>] netlink_unicast+0x223/0x310 [<00000000d1c99b83>] netlink_sendmsg+0x2c0/0x570 [<000000008f164968>] sock_sendmsg+0x54/0x70 [<000000004a76d2d2>] ____sys_sendmsg+0x2d0/0x300