2020/08/28 06:18:36 executed programs: 3
2020/08/28 06:18:41 executed programs: 5
2020/08/28 06:18:47 executed programs: 7
BUG: memory leak
unreferenced object 0xffff888118c0fa00 (size 224):
  comm "syz-executor.0", pid 6742, jiffies 4294995737 (age 12.730s)
  hex dump (first 32 bytes):
    a0 d4 6c 1e 81 88 ff ff a0 d4 6c 1e 81 88 ff ff  ..l.......l.....
    00 80 bd 13 81 88 ff ff 00 00 00 00 00 00 00 00  ................
  backtrace:
    [<00000000359d67e6>] __build_skb+0x1f/0x100 net/core/skbuff.c:311
    [<00000000d5fb41d7>] __napi_alloc_skb+0xe5/0x140 net/core/skbuff.c:523
    [<000000000769dacf>] napi_alloc_skb include/linux/skbuff.h:2856 [inline]
    [<000000000769dacf>] napi_get_frags net/core/dev.c:6053 [inline]
    [<000000000769dacf>] napi_get_frags+0x3a/0x70 net/core/dev.c:6048
    [<0000000054cb9ed9>] tun_napi_alloc_frags drivers/net/tun.c:1425 [inline]
    [<0000000054cb9ed9>] tun_get_user+0xa43/0x1660 drivers/net/tun.c:1789
    [<00000000913b1c68>] tun_chr_write_iter+0x66/0xa0 drivers/net/tun.c:1986
    [<00000000f57d94f2>] call_write_iter include/linux/fs.h:1882 [inline]
    [<00000000f57d94f2>] new_sync_write+0x173/0x210 fs/read_write.c:503
    [<00000000e27e6826>] vfs_write+0x21d/0x280 fs/read_write.c:578
    [<00000000f52419c6>] ksys_write+0x72/0x120 fs/read_write.c:631
    [<00000000b9718d47>] do_syscall_64+0x2d/0x70 arch/x86/entry/common.c:46
    [<0000000074080c12>] entry_SYSCALL_64_after_hwframe+0x44/0xa9