[....] Starting enhanced syslogd: rsyslogd[?25l[?1c7[ ok 8[?25h[?0c.
Starting mcstransd: 
[....] Starting periodic command scheduler: cron[?25l[?1c7[ ok 8[?25h[?0c.
[....] 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: [   33.761002][   T24] kauditd_printk_skb: 18 callbacks suppressed
[   33.761009][   T24] audit: type=1400 audit(1568633294.643:35): avc:  denied  { map } for  pid=6829 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 '10.128.0.150' (ECDSA) to the list of known hosts.
[   39.701932][   T24] audit: type=1400 audit(1568633300.583:36): avc:  denied  { map } for  pid=6843 comm="syz-executor586" path="/root/syz-executor586838045" 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
executing program
[   57.193614][ T6843] kmemleak: 366 new suspected memory leaks (see /sys/kernel/debug/kmemleak)
BUG: memory leak
unreferenced object 0xffff88811fac0100 (size 224):
  comm "syz-executor586", pid 6844, jiffies 4294941921 (age 12.720s)
  hex dump (first 32 bytes):
    00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00  ................
    00 a0 e7 24 81 88 ff ff 00 70 15 1e 81 88 ff ff  ...$.....p......
  backtrace:
    [<00000000e756205d>] kmem_cache_alloc_node+0x163/0x2f0
    [<000000005712aa6b>] __alloc_skb+0x6e/0x210
    [<000000002837c96f>] alloc_skb_with_frags+0x5f/0x250
    [<00000000c8438502>] sock_alloc_send_pskb+0x269/0x2a0
    [<00000000e45d64e3>] sock_alloc_send_skb+0x32/0x40
    [<000000002befe732>] llc_ui_sendmsg+0x10a/0x540
    [<00000000f404a83d>] sock_sendmsg+0x54/0x70
    [<0000000034cd483f>] ___sys_sendmsg+0x194/0x3c0
    [<00000000ae12fc4a>] __sys_sendmmsg+0xf4/0x270
    [<0000000050e3a29b>] __x64_sys_sendmmsg+0x28/0x30
    [<00000000adc3847d>] do_syscall_64+0x76/0x1a0
    [<00000000531c267d>] entry_SYSCALL_64_after_hwframe+0x44/0xa9

BUG: memory leak
unreferenced object 0xffff88811fa5d400 (size 512):
  comm "syz-executor586", pid 6844, jiffies 4294941921 (age 12.720s)
  hex dump (first 32 bytes):
    85 0f 00 00 00 00 00 00 fe ed ca fe 28 00 00 00  ............(...
    28 00 00 00 c0 c0 bf 81 03 00 84 a1 00 00 00 00  (...............
  backtrace:
    [<00000000f7dd8496>] kmem_cache_alloc_node_trace+0x161/0x2f0
    [<000000000707eb1d>] __kmalloc_node_track_caller+0x38/0x50
    [<000000003e77596f>] __kmalloc_reserve.isra.0+0x40/0xb0
    [<0000000012c9821d>] __alloc_skb+0xa0/0x210
    [<000000002837c96f>] alloc_skb_with_frags+0x5f/0x250
    [<00000000c8438502>] sock_alloc_send_pskb+0x269/0x2a0
    [<00000000e45d64e3>] sock_alloc_send_skb+0x32/0x40
    [<000000002befe732>] llc_ui_sendmsg+0x10a/0x540
    [<00000000f404a83d>] sock_sendmsg+0x54/0x70
    [<0000000034cd483f>] ___sys_sendmsg+0x194/0x3c0
    [<00000000ae12fc4a>] __sys_sendmmsg+0xf4/0x270
    [<0000000050e3a29b>] __x64_sys_sendmmsg+0x28/0x30
    [<00000000adc3847d>] do_syscall_64+0x76/0x1a0
    [<00000000531c267d>] entry_SYSCALL_64_after_hwframe+0x44/0xa9

BUG: memory leak
unreferenced object 0xffff88811fb91a00 (size 224):
  comm "syz-executor586", pid 6844, jiffies 4294941921 (age 12.720s)
  hex dump (first 32 bytes):
    00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00  ................
    00 a0 e7 24 81 88 ff ff 00 70 15 1e 81 88 ff ff  ...$.....p......
  backtrace:
    [<00000000e756205d>] kmem_cache_alloc_node+0x163/0x2f0
    [<000000005712aa6b>] __alloc_skb+0x6e/0x210
    [<000000002837c96f>] alloc_skb_with_frags+0x5f/0x250
    [<00000000c8438502>] sock_alloc_send_pskb+0x269/0x2a0
    [<00000000e45d64e3>] sock_alloc_send_skb+0x32/0x40
    [<000000002befe732>] llc_ui_sendmsg+0x10a/0x540
    [<00000000f404a83d>] sock_sendmsg+0x54/0x70
    [<0000000034cd483f>] ___sys_sendmsg+0x194/0x3c0
    [<00000000ae12fc4a>] __sys_sendmmsg+0xf4/0x270
    [<0000000050e3a29b>] __x64_sys_sendmmsg+0x28/0x30
    [<00000000adc3847d>] do_syscall_64+0x76/0x1a0
    [<00000000531c267d>] entry_SYSCALL_64_after_hwframe+0x44/0xa9

BUG: memory leak
unreferenced object 0xffff88811fa4ba00 (size 512):
  comm "syz-executor586", pid 6844, jiffies 4294941921 (age 12.720s)
  hex dump (first 32 bytes):
    82 0f 00 00 00 00 00 00 fe ed ca fe 28 00 00 00  ............(...
    28 00 00 00 c0 c0 bf 81 03 00 84 a1 00 00 00 00  (...............
  backtrace:
    [<00000000f7dd8496>] kmem_cache_alloc_node_trace+0x161/0x2f0
    [<000000000707eb1d>] __kmalloc_node_track_caller+0x38/0x50
    [<000000003e77596f>] __kmalloc_reserve.isra.0+0x40/0xb0
    [<0000000012c9821d>] __alloc_skb+0xa0/0x210
    [<000000002837c96f>] alloc_skb_with_frags+0x5f/0x250
    [<00000000c8438502>] sock_alloc_send_pskb+0x269/0x2a0
    [<00000000e45d64e3>] sock_alloc_send_skb+0x32/0x40
    [<000000002befe732>] llc_ui_sendmsg+0x10a/0x540
    [<00000000f404a83d>] sock_sendmsg+0x54/0x70
    [<0000000034cd483f>] ___sys_sendmsg+0x194/0x3c0
    [<00000000ae12fc4a>] __sys_sendmmsg+0xf4/0x270
    [<0000000050e3a29b>] __x64_sys_sendmmsg+0x28/0x30
    [<00000000adc3847d>] do_syscall_64+0x76/0x1a0
    [<00000000531c267d>] entry_SYSCALL_64_after_hwframe+0x44/0xa9