openat$ptmx(0xffffffffffffff9c, &(0x7f0000000240), 0x0, 0x0) r0 = syz_open_procfs(0x0, &(0x7f00000000c0)='fdinfo/3\x00') preadv(r0, &(0x7f0000000080)=[{&(0x7f00000009c0)=""/190, 0xaa}], 0x1, 0x0, 0x0)