r0 = getpgrp(0x0)
r1 = pidfd_open(r0, 0x0)
r2 = openat$sr(0xffffffffffffff9c, &(0x7f0000001840), 0x101800, 0x0)
mmap(&(0x7f0000000000/0xc00000)=nil, 0xc00000, 0x0, 0x1f012, r2, 0x0)
pidfd_send_signal(r1, 0x0, &(0x7f0000001700), 0x0)