[ 25.161285][ T24] audit: type=1800 audit(1574996362.635:36): pid=6869 uid=0 auid=4294967295 ses=4294967295 subj=system_u:system_r:kernel_t:s0 op=collect_data cause=failed(directio) comm="startpar" name="ssh" dev="sda1" ino=2417 res=0 [....] Starting periodic command scheduler: cron[?25l[?1c7[ ok 8[?25h[?0c. Starting mcstransd: [....] Starting OpenBSD Secure Shell server: sshd[?25l[?1c7[ ok 8[?25h[?0c. [....] Starting file context maintaining daemon: restorecond[ 25.728583][ T24] audit: type=1400 audit(1574996363.275:37): avc: denied { watch } for pid=6954 comm="restorecond" path="/root/.ssh" dev="sda1" ino=16179 scontext=system_u:system_r:kernel_t:s0 tcontext=unconfined_u:object_r:ssh_home_t:s0 tclass=dir permissive=1 [?25l[?1c7[ ok 8[?25h[?0c. Debian GNU/Linux 7 syzkaller ttyS0 Warning: Permanently added '10.128.0.80' (ECDSA) to the list of known hosts. syzkaller login: [ 32.663161][ T24] kauditd_printk_skb: 4 callbacks suppressed [ 32.663169][ T24] audit: type=1400 audit(1574996370.215:42): avc: denied { map } for pid=7058 comm="syz-executor690" path="/root/syz-executor690508599" 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 [ 33.557598][ T7058] kmemleak: 1 new suspected memory leaks (see /sys/kernel/debug/kmemleak) executing program [ 39.701668][ T7061] netlink: 100 bytes leftover after parsing attributes in process `syz-executor690'. executing program [ 44.981226][ T7062] netlink: 100 bytes leftover after parsing attributes in process `syz-executor690'. executing program [ 51.093330][ T7063] netlink: 100 bytes leftover after parsing attributes in process `syz-executor690'. executing program [ 56.192397][ T7064] netlink: 100 bytes leftover after parsing attributes in process `syz-executor690'. [ 61.345938][ T7058] kmemleak: 1 new suspected memory leaks (see /sys/kernel/debug/kmemleak) [ 63.386717][ T7058] kmemleak: 1 new suspected memory leaks (see /sys/kernel/debug/kmemleak) BUG: memory leak unreferenced object 0xffff888117c3e180 (size 64): comm "syz-executor690", pid 7063, jiffies 4294942376 (age 12.340s) hex dump (first 32 bytes): 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 ................ 90 e1 c3 17 81 88 ff ff 90 e1 c3 17 81 88 ff ff ................ backtrace: [<00000000de7d5e50>] kmem_cache_alloc_trace+0x145/0x2c0 [<00000000fdcd4d88>] netdev_name_node_alloc+0x2a/0x70 [<00000000c0f85516>] register_netdevice+0xaf/0x650 [<0000000095432086>] ip_tunnel_newlink+0xda/0x220 [<0000000055d13d21>] ipgre_newlink+0xa2/0xd0 [<000000007032392e>] __rtnl_newlink+0x89a/0xb80 [<0000000012f6aba3>] rtnl_newlink+0x4e/0x80 [<0000000046cbdb8c>] rtnetlink_rcv_msg+0x178/0x4b0 [<000000005e5fbb9d>] netlink_rcv_skb+0x61/0x170 [<000000003ed872f1>] rtnetlink_rcv+0x1d/0x30 [<0000000005672909>] netlink_unicast+0x223/0x310 [<000000007b9ba5b9>] netlink_sendmsg+0x29f/0x550 [<00000000c97f57d9>] sock_sendmsg+0x54/0x70 [<00000000d7cd9e04>] ____sys_sendmsg+0x2d0/0x300 [<00000000d0e2bb24>] ___sys_sendmsg+0x9c/0x100 [<0000000047f1afe2>] __sys_sendmsg+0x80/0xf0 BUG: memory leak unreferenced object 0xffff888122a71040 (size 64): comm "syz-executor690", pid 7064, jiffies 4294942886 (age 7.240s) hex dump (first 32 bytes): 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 ................ 50 10 a7 22 81 88 ff ff 50 10 a7 22 81 88 ff ff P.."....P..".... backtrace: [<00000000de7d5e50>] kmem_cache_alloc_trace+0x145/0x2c0 [<00000000fdcd4d88>] netdev_name_node_alloc+0x2a/0x70 [<00000000c0f85516>] register_netdevice+0xaf/0x650 [<0000000095432086>] ip_tunnel_newlink+0xda/0x220 [<0000000055d13d21>] ipgre_newlink+0xa2/0xd0 [<000000007032392e>] __rtnl_newlink+0x89a/0xb80 [<0000000012f6aba3>] rtnl_newlink+0x4e/0x80 [<0000000046cbdb8c>] rtnetlink_rcv_msg+0x178/0x4b0 [<000000005e5fbb9d>] netlink_rcv_skb+0x61/0x170 [<000000003ed872f1>] rtnetlink_rcv+0x1d/0x30 [<0000000005672909>] netlink_unicast+0x223/0x310 [<000000007b9ba5b9>] netlink_sendmsg+0x29f/0x550 [<00000000c97f57d9>] sock_sendmsg+0x54/0x70 [<00000000d7cd9e04>] ____sys_sendmsg+0x2d0/0x300 [<00000000d0e2bb24>] ___sys_sendmsg+0x9c/0x100 [<0000000047f1afe2>] __sys_sendmsg+0x80/0xf0