ioctl$sock_SIOCETHTOOL(r4, 0x89b0, &(0x7f0000000180)={'gretap0\x00', &(0x7f0000000200)=@ethtool_coalesce={0x0, 0x0, 0x1000, 0x0, 0x0, 0x0, 0x0, 0x0, 0x800}})
sendfile(r4, r1, &(0x7f00000004c0)=0x42b7c453, 0x40)
getdents64(r2, &(0x7f00000005c0)=""/144, 0x90)
clock_gettime(0x0, &(0x7f00000017c0))
BUG: leak checking failed