[   27.701627][   T25] audit: type=1800 audit(1579564203.412:35): pid=7060 uid=0 auid=4294967295 ses=4294967295 subj=system_u:system_r:kernel_t:s0 op=collect_data cause=failed(directio) comm="startpar" name="restorecond" dev="sda1" ino=2436 res=0
[....] 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: [   31.820961][   T25] kauditd_printk_skb: 5 callbacks suppressed
[   31.820969][   T25] audit: type=1400 audit(1579564207.592:41): avc:  denied  { map } for  pid=7230 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 '10.128.0.207' (ECDSA) to the list of known hosts.
[   45.077598][   T25] audit: type=1400 audit(1579564220.842:42): avc:  denied  { map } for  pid=7245 comm="syz-executor624" path="/root/syz-executor624361756" 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
executing program
executing program
executing program
executing program
executing program
[   78.318738][ T7245] kmemleak: 1 new suspected memory leaks (see /sys/kernel/debug/kmemleak)
[   83.294115][ T7245] kmemleak: 1 new suspected memory leaks (see /sys/kernel/debug/kmemleak)
[   85.350127][ T7245] kmemleak: 1 new suspected memory leaks (see /sys/kernel/debug/kmemleak)
BUG: memory leak
unreferenced object 0xffff888121b426e0 (size 32):
  comm "syz-executor624", pid 7248, jiffies 4294943674 (age 21.350s)
  hex dump (first 32 bytes):
    00 64 6d 61 62 75 66 3a 00 00 00 00 00 00 00 00  .dmabuf:........
    00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00  ................
  backtrace:
    [<0000000033acc58f>] __kmalloc_track_caller+0x165/0x300
    [<000000001b2c2fc4>] memdup_user+0x26/0xc0
    [<00000000141621f0>] strndup_user+0x62/0x80
    [<00000000d8c5b313>] dma_buf_ioctl+0x60/0x1e0
    [<0000000004acff53>] do_vfs_ioctl+0x551/0x890
    [<000000004cbeca55>] ksys_ioctl+0x86/0xb0
    [<0000000090dc75f9>] __x64_sys_ioctl+0x1e/0x30
    [<000000008fea035a>] do_syscall_64+0x73/0x220
    [<00000000cad7187d>] entry_SYSCALL_64_after_hwframe+0x44/0xa9

BUG: memory leak
unreferenced object 0xffff88811946be80 (size 32):
  comm "syz-executor624", pid 7249, jiffies 4294944401 (age 14.080s)
  hex dump (first 32 bytes):
    00 64 6d 61 62 75 66 3a 00 00 00 00 00 00 00 00  .dmabuf:........
    00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00  ................
  backtrace:
    [<0000000033acc58f>] __kmalloc_track_caller+0x165/0x300
    [<000000001b2c2fc4>] memdup_user+0x26/0xc0
    [<00000000141621f0>] strndup_user+0x62/0x80
    [<00000000d8c5b313>] dma_buf_ioctl+0x60/0x1e0
    [<0000000004acff53>] do_vfs_ioctl+0x551/0x890
    [<000000004cbeca55>] ksys_ioctl+0x86/0xb0
    [<0000000090dc75f9>] __x64_sys_ioctl+0x1e/0x30
    [<000000008fea035a>] do_syscall_64+0x73/0x220
    [<00000000cad7187d>] entry_SYSCALL_64_after_hwframe+0x44/0xa9

BUG: memory leak
unreferenced object 0xffff888116d0cca0 (size 32):
  comm "syz-executor624", pid 7250, jiffies 4294945003 (age 8.060s)
  hex dump (first 32 bytes):
    00 64 6d 61 62 75 66 3a 00 00 00 00 00 00 00 00  .dmabuf:........
    00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00  ................
  backtrace:
    [<0000000033acc58f>] __kmalloc_track_caller+0x165/0x300
    [<000000001b2c2fc4>] memdup_user+0x26/0xc0
    [<00000000141621f0>] strndup_user+0x62/0x80
    [<00000000d8c5b313>] dma_buf_ioctl+0x60/0x1e0
    [<0000000004acff53>] do_vfs_ioctl+0x551/0x890
    [<000000004cbeca55>] ksys_ioctl+0x86/0xb0
    [<0000000090dc75f9>] __x64_sys_ioctl+0x1e/0x30
    [<000000008fea035a>] do_syscall_64+0x73/0x220
    [<00000000cad7187d>] entry_SYSCALL_64_after_hwframe+0x44/0xa9