r0 = socket$nl_generic(0x10, 0x3, 0x10)
r1 = syz_open_dev$tty1(0xc, 0x4, 0x1)
writev(r1, &(0x7f0000000640)=[{&(0x7f0000000240)='\b', 0x1}], 0x1)
dup2(r0, r1)