‘Her Smell’ is largely set in the labyrinthine underworld of punk venue green rooms. The already warped strain even further under the weight of audience hunger and the an opening act’s reverb. Alex Ross Perry’s latest dizzies and asphyxiates the viewer with the minutiae of sex, drugs, and rock ‘n roll. Only here, there are (mercifully) no zipless fucks. The coke? Abundant. The music itself is unreliable, but thrills when Something She’s erratic frontwoman Becky Something (Elisabeth Moss) manages to strike a…