Warning: Permanently added '10.128.0.187' (ECDSA) to the list of known hosts.
syzkaller login: [   51.194419][   T24] audit: type=1400 audit(1598240313.918:8): avc:  denied  { execmem } for  pid=6514 comm="syz-executor608" scontext=system_u:system_r:kernel_t:s0 tcontext=system_u:system_r:kernel_t:s0 tclass=process permissive=1
executing program
executing program
[   69.045704][ T6514] kmemleak: 1 new suspected memory leaks (see /sys/kernel/debug/kmemleak)
[   71.190016][ T3672] kmemleak: 1 new suspected memory leaks (see /sys/kernel/debug/kmemleak)
BUG: memory leak
unreferenced object 0xffff888119ba1200 (size 224):
  comm "syz-executor608", pid 6515, jiffies 4294943127 (age 13.810s)
  hex dump (first 32 bytes):
    a0 24 48 2a 81 88 ff ff a0 24 48 2a 81 88 ff ff  .$H*.....$H*....
    00 80 4b 18 81 88 ff ff 00 00 00 00 00 00 00 00  ..K.............
  backtrace:
    [<00000000780a1a93>] __build_skb+0x1f/0x100
    [<0000000017a983c2>] __napi_alloc_skb+0xe5/0x140
    [<00000000906e2b66>] napi_get_frags+0x3a/0x70
    [<000000002f6c86b0>] tun_get_user+0xa43/0x1660
    [<0000000051c62d28>] tun_chr_write_iter+0x66/0xa0
    [<000000004db710a4>] new_sync_write+0x173/0x210
    [<0000000080cd55a5>] vfs_write+0x21d/0x280
    [<0000000062e63149>] ksys_write+0x72/0x120
    [<00000000d4212e20>] do_syscall_64+0x2d/0x70
    [<00000000d40930b2>] entry_SYSCALL_64_after_hwframe+0x44/0xa9

BUG: memory leak
unreferenced object 0xffff888119ba1300 (size 224):
  comm "syz-executor608", pid 6557, jiffies 4294943663 (age 8.450s)
  hex dump (first 32 bytes):
    a0 cc 94 1c 81 88 ff ff a0 cc 94 1c 81 88 ff ff  ................
    00 80 4b 18 81 88 ff ff 00 00 00 00 00 00 00 00  ..K.............
  backtrace:
    [<00000000780a1a93>] __build_skb+0x1f/0x100
    [<0000000017a983c2>] __napi_alloc_skb+0xe5/0x140
    [<00000000906e2b66>] napi_get_frags+0x3a/0x70
    [<000000002f6c86b0>] tun_get_user+0xa43/0x1660
    [<0000000051c62d28>] tun_chr_write_iter+0x66/0xa0
    [<000000004db710a4>] new_sync_write+0x173/0x210
    [<0000000080cd55a5>] vfs_write+0x21d/0x280
    [<0000000062e63149>] ksys_write+0x72/0x120
    [<00000000d4212e20>] do_syscall_64+0x2d/0x70
    [<00000000d40930b2>] entry_SYSCALL_64_after_hwframe+0x44/0xa9