syzkaller login: [ 29.855530][ T24] audit: type=1400 audit(1561331985.695:35): avc: denied { map } for pid=6990 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 Warning: Permanently added '10.128.1.33' (ECDSA) to the list of known hosts. [ 109.450499][ T24] audit: type=1400 audit(1561332065.285:36): avc: denied { map } for pid=7005 comm="syz-execprog" path="/root/syz-execprog" dev="sda1" ino=16482 scontext=unconfined_u:system_r:insmod_t:s0-s0:c0.c1023 tcontext=unconfined_u:object_r:user_home_t:s0 tclass=file permissive=1 2019/06/23 23:21:06 parsed 1 programs [ 110.390442][ T24] audit: type=1400 audit(1561332066.225:37): avc: denied { map } for pid=7005 comm="syz-execprog" path="/sys/kernel/debug/kcov" dev="debugfs" ino=29 scontext=unconfined_u:system_r:insmod_t:s0-s0:c0.c1023 tcontext=system_u:object_r:debugfs_t:s0 tclass=file permissive=1 [ 110.392793][ T3773] kmemleak: Automatic memory scanning thread ended 2019/06/23 23:21:14 executed programs: 0 [ 118.752032][ T7020] IPVS: ftp: loaded support on port[0] = 21 [ 118.772370][ T7020] chnl_net:caif_netlink_parms(): no params data found [ 118.785079][ T7020] bridge0: port 1(bridge_slave_0) entered blocking state [ 118.792294][ T7020] bridge0: port 1(bridge_slave_0) entered disabled state [ 118.799592][ T7020] device bridge_slave_0 entered promiscuous mode [ 118.806350][ T7020] bridge0: port 2(bridge_slave_1) entered blocking state [ 118.813459][ T7020] bridge0: port 2(bridge_slave_1) entered disabled state [ 118.820957][ T7020] device bridge_slave_1 entered promiscuous mode [ 118.830433][ T7020] bond0: Enslaving bond_slave_0 as an active interface with an up link [ 118.839263][ T7020] bond0: Enslaving bond_slave_1 as an active interface with an up link [ 118.850131][ T7020] team0: Port device team_slave_0 added [ 118.856200][ T7020] team0: Port device team_slave_1 added [ 118.902247][ T7020] device hsr_slave_0 entered promiscuous mode [ 118.951532][ T7020] device hsr_slave_1 entered promiscuous mode [ 118.983505][ T7020] bridge0: port 2(bridge_slave_1) entered blocking state [ 118.990559][ T7020] bridge0: port 2(bridge_slave_1) entered forwarding state [ 118.997808][ T7020] bridge0: port 1(bridge_slave_0) entered blocking state [ 119.004866][ T7020] bridge0: port 1(bridge_slave_0) entered forwarding state [ 119.018753][ T7020] 8021q: adding VLAN 0 to HW filter on device bond0 [ 119.026623][ T7022] IPv6: ADDRCONF(NETDEV_CHANGE): veth0: link becomes ready [ 119.034517][ T7022] bridge0: port 1(bridge_slave_0) entered disabled state [ 119.042130][ T7022] bridge0: port 2(bridge_slave_1) entered disabled state [ 119.049385][ T7022] IPv6: ADDRCONF(NETDEV_CHANGE): bond0: link becomes ready [ 119.058485][ T7020] 8021q: adding VLAN 0 to HW filter on device team0 [ 119.066214][ T25] IPv6: ADDRCONF(NETDEV_CHANGE): bridge_slave_0: link becomes ready [ 119.074486][ T25] bridge0: port 1(bridge_slave_0) entered blocking state [ 119.081543][ T25] bridge0: port 1(bridge_slave_0) entered forwarding state [ 119.090035][ T7022] IPv6: ADDRCONF(NETDEV_CHANGE): bridge_slave_1: link becomes ready [ 119.098410][ T7022] bridge0: port 2(bridge_slave_1) entered blocking state [ 119.105457][ T7022] bridge0: port 2(bridge_slave_1) entered forwarding state [ 119.115546][ T25] IPv6: ADDRCONF(NETDEV_CHANGE): team_slave_0: link becomes ready [ 119.123906][ T25] IPv6: ADDRCONF(NETDEV_CHANGE): team0: link becomes ready [ 119.132662][ T7022] IPv6: ADDRCONF(NETDEV_CHANGE): team_slave_1: link becomes ready [ 119.141942][ T25] IPv6: ADDRCONF(NETDEV_CHANGE): hsr_slave_0: link becomes ready [ 119.150774][ T7020] hsr0: Slave B (hsr_slave_1) is not up; please bring it up to get a fully working HSR network [ 119.161454][ T7020] IPv6: ADDRCONF(NETDEV_CHANGE): hsr0: link becomes ready [ 119.168707][ T7022] IPv6: ADDRCONF(NETDEV_CHANGE): hsr_slave_1: link becomes ready [ 119.179345][ T7020] 8021q: adding VLAN 0 to HW filter on device batadv0 [ 119.195909][ T24] audit: type=1400 audit(1561332075.035:38): avc: denied { associate } for pid=7020 comm="syz-executor.0" name="syz0" scontext=unconfined_u:object_r:unlabeled_t:s0 tcontext=system_u:object_r:unlabeled_t:s0 tclass=filesystem permissive=1 2019/06/23 23:21:21 executed programs: 1 2019/06/23 23:21:27 executed programs: 3 2019/06/23 23:21:33 executed programs: 5 [ 138.407243][ T7060] kmemleak: 2 new suspected memory leaks (see /sys/kernel/debug/kmemleak) BUG: memory leak unreferenced object 0xffff888120b98c00 (size 224): comm "syz-executor.0", pid 7048, jiffies 4294950418 (age 13.980s) hex dump (first 32 bytes): 00 00 00 00 00 00 00 00 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: [<000000007f58f58a>] kmem_cache_alloc_node+0x153/0x2a0 [<000000001c5fdf5f>] __alloc_skb+0x6e/0x210 [<00000000650c0100>] alloc_skb_with_frags+0x5f/0x250 [<00000000a3050089>] sock_alloc_send_pskb+0x269/0x2a0 [<0000000031598580>] sock_alloc_send_skb+0x32/0x40 [<00000000cc6af44b>] rawv6_sendmsg+0xa40/0x12e0 [<00000000165ef153>] inet_sendmsg+0x64/0x120 [<000000008b23daf6>] sock_sendmsg+0x54/0x70 [<00000000357ea2c0>] ___sys_sendmsg+0x393/0x3c0 [<00000000a6899d5e>] __sys_sendmsg+0x80/0xf0 [<000000003044ab50>] __x64_sys_sendmsg+0x23/0x30 [<000000006dbc78ab>] do_syscall_64+0x76/0x1a0 [<00000000004c4070>] entry_SYSCALL_64_after_hwframe+0x44/0xa9 BUG: memory leak unreferenced object 0xffff888117bc9600 (size 512): comm "syz-executor.0", pid 7048, jiffies 4294950418 (age 13.980s) hex dump (first 32 bytes): 2a 10 00 00 00 00 00 00 00 00 00 00 00 00 00 00 *............... f4 00 11 00 00 2b 2c 25 e9 94 ef d1 84 98 d6 62 .....+,%.......b backtrace: [<000000007cf98e74>] kmem_cache_alloc_node_trace+0x15b/0x2a0 [<00000000441a3c87>] __kmalloc_node_track_caller+0x38/0x50 [<0000000008d0bcb9>] __kmalloc_reserve.isra.0+0x40/0xb0 [<000000006417fada>] __alloc_skb+0xa0/0x210 [<00000000650c0100>] alloc_skb_with_frags+0x5f/0x250 [<00000000a3050089>] sock_alloc_send_pskb+0x269/0x2a0 [<0000000031598580>] sock_alloc_send_skb+0x32/0x40 [<00000000cc6af44b>] rawv6_sendmsg+0xa40/0x12e0 [<00000000165ef153>] inet_sendmsg+0x64/0x120 [<000000008b23daf6>] sock_sendmsg+0x54/0x70 [<00000000357ea2c0>] ___sys_sendmsg+0x393/0x3c0 [<00000000a6899d5e>] __sys_sendmsg+0x80/0xf0 [<000000003044ab50>] __x64_sys_sendmsg+0x23/0x30 [<000000006dbc78ab>] do_syscall_64+0x76/0x1a0 [<00000000004c4070>] entry_SYSCALL_64_after_hwframe+0x44/0xa9