[....] Starting enhanced syslogd: rsyslogd[?25l[?1c7[ ok 8[?25h[?0c.
[....] Starting periodic command scheduler: cron[?25l[?1c7[ ok 8[?25h[?0c.
Starting mcstransd: 
[....] Starting file context maintaining daemon: restorecond[?25l[?1c7[ ok 8[?25h[?0c.
[....] Starting OpenBSD Secure Shell server: sshd[?25l[?1c7[ ok 8[?25h[?0c.

Debian GNU/Linux 7 syzkaller ttyS0

syzkaller login: [   29.858379][   T25] kauditd_printk_skb: 46 callbacks suppressed
[   29.858385][   T25] audit: type=1400 audit(1570578794.289:67): avc:  denied  { map } for  pid=6914 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 '10.128.0.241' (ECDSA) to the list of known hosts.
[   35.742789][   T25] audit: type=1400 audit(1570578800.179:68): avc:  denied  { map } for  pid=6928 comm="syz-executor073" path="/root/syz-executor073522457" dev="sda1" ino=16243 scontext=unconfined_u:system_r:insmod_t:s0-s0:c0.c1023 tcontext=unconfined_u:object_r:user_home_t:s0 tclass=file permissive=1
executing program
[   53.206784][ T6928] kmemleak: 405 new suspected memory leaks (see /sys/kernel/debug/kmemleak)
BUG: memory leak
unreferenced object 0xffff88811f8b5800 (size 224):
  comm "syz-executor073", pid 6930, jiffies 4294941519 (age 12.690s)
  hex dump (first 32 bytes):
    00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00  ................
    00 c0 f0 24 81 88 ff ff 00 08 4c 27 81 88 ff ff  ...$......L'....
  backtrace:
    [<000000004e2fefdf>] kmem_cache_alloc_node+0x163/0x2f0
    [<00000000514c912a>] __alloc_skb+0x6e/0x210
    [<0000000046730ddb>] alloc_skb_with_frags+0x5f/0x250
    [<00000000fa7a3e50>] sock_alloc_send_pskb+0x269/0x2a0
    [<0000000082bccb5e>] sock_alloc_send_skb+0x32/0x40
    [<00000000b41f4238>] llc_ui_sendmsg+0x10a/0x540
    [<00000000f25fc243>] sock_sendmsg+0x54/0x70
    [<00000000d5a9aa0e>] ___sys_sendmsg+0x194/0x3c0
    [<00000000a7e95528>] __sys_sendmmsg+0xf4/0x270
    [<000000002db287f0>] __x64_sys_sendmmsg+0x28/0x30
    [<00000000ad9540a9>] do_syscall_64+0x73/0x1f0
    [<0000000000f6c597>] entry_SYSCALL_64_after_hwframe+0x44/0xa9

BUG: memory leak
unreferenced object 0xffff888119c51e00 (size 512):
  comm "syz-executor073", pid 6930, jiffies 4294941519 (age 12.690s)
  hex dump (first 32 bytes):
    6d 0f 00 00 00 00 00 00 fe ed ca fe 28 00 00 00  m...........(...
    28 00 00 00 c0 c0 f3 00 cd b3 50 75 00 00 00 00  (.........Pu....
  backtrace:
    [<000000003883cc4e>] kmem_cache_alloc_node_trace+0x161/0x2f0
    [<000000002bd7078c>] __kmalloc_node_track_caller+0x38/0x50
    [<00000000309ec2c5>] __kmalloc_reserve.isra.0+0x40/0xb0
    [<00000000f2728800>] __alloc_skb+0xa0/0x210
    [<0000000046730ddb>] alloc_skb_with_frags+0x5f/0x250
    [<00000000fa7a3e50>] sock_alloc_send_pskb+0x269/0x2a0
    [<0000000082bccb5e>] sock_alloc_send_skb+0x32/0x40
    [<00000000b41f4238>] llc_ui_sendmsg+0x10a/0x540
    [<00000000f25fc243>] sock_sendmsg+0x54/0x70
    [<00000000d5a9aa0e>] ___sys_sendmsg+0x194/0x3c0
    [<00000000a7e95528>] __sys_sendmmsg+0xf4/0x270
    [<000000002db287f0>] __x64_sys_sendmmsg+0x28/0x30
    [<00000000ad9540a9>] do_syscall_64+0x73/0x1f0
    [<0000000000f6c597>] entry_SYSCALL_64_after_hwframe+0x44/0xa9

BUG: memory leak
unreferenced object 0xffff8881223fff00 (size 224):
  comm "syz-executor073", pid 6930, jiffies 4294941519 (age 12.690s)
  hex dump (first 32 bytes):
    00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00  ................
    00 c0 f0 24 81 88 ff ff 00 08 4c 27 81 88 ff ff  ...$......L'....
  backtrace:
    [<000000004e2fefdf>] kmem_cache_alloc_node+0x163/0x2f0
    [<00000000514c912a>] __alloc_skb+0x6e/0x210
    [<0000000046730ddb>] alloc_skb_with_frags+0x5f/0x250
    [<00000000fa7a3e50>] sock_alloc_send_pskb+0x269/0x2a0
    [<0000000082bccb5e>] sock_alloc_send_skb+0x32/0x40
    [<00000000b41f4238>] llc_ui_sendmsg+0x10a/0x540
    [<00000000f25fc243>] sock_sendmsg+0x54/0x70
    [<00000000d5a9aa0e>] ___sys_sendmsg+0x194/0x3c0
    [<00000000a7e95528>] __sys_sendmmsg+0xf4/0x270
    [<000000002db287f0>] __x64_sys_sendmmsg+0x28/0x30
    [<00000000ad9540a9>] do_syscall_64+0x73/0x1f0
    [<0000000000f6c597>] entry_SYSCALL_64_after_hwframe+0x44/0xa9

BUG: memory leak
unreferenced object 0xffff888118f74800 (size 512):
  comm "syz-executor073", pid 6930, jiffies 4294941519 (age 12.690s)
  hex dump (first 32 bytes):
    dd 10 00 00 00 00 00 00 00 00 00 00 00 00 00 00  ................
    00 00 00 00 c0 c0 f3 00 00 00 00 00 00 00 00 00  ................
  backtrace:
    [<000000003883cc4e>] kmem_cache_alloc_node_trace+0x161/0x2f0
    [<000000002bd7078c>] __kmalloc_node_track_caller+0x38/0x50
    [<00000000309ec2c5>] __kmalloc_reserve.isra.0+0x40/0xb0
    [<00000000f2728800>] __alloc_skb+0xa0/0x210
    [<0000000046730ddb>] alloc_skb_with_frags+0x5f/0x250
    [<00000000fa7a3e50>] sock_alloc_send_pskb+0x269/0x2a0
    [<0000000082bccb5e>] sock_alloc_send_skb+0x32/0x40
    [<00000000b41f4238>] llc_ui_sendmsg+0x10a/0x540
    [<00000000f25fc243>] sock_sendmsg+0x54/0x70
    [<00000000d5a9aa0e>] ___sys_sendmsg+0x194/0x3c0
    [<00000000a7e95528>] __sys_sendmmsg+0xf4/0x270
    [<000000002db287f0>] __x64_sys_sendmmsg+0x28/0x30
    [<00000000ad9540a9>] do_syscall_64+0x73/0x1f0
    [<0000000000f6c597>] entry_SYSCALL_64_after_hwframe+0x44/0xa9