r0 = openat$pidfd(0xffffffffffffff9c, &(0x7f0000000100), 0x0, 0x0)
pidfd_getfd(r0, 0xffffffffffffffff, 0x0)
ioctl$BLKTRACESETUP(0xffffffffffffffff, 0xc0481273, &(0x7f0000000080)={'\x00', 0x0, 0x0, 0xf6, 0x3, 0x3, 0xffffffffffffffff})
r1 = fork()
ptrace(0x10, r1)
ptrace$cont(0x7, r1, 0x8, 0x8)
wait4(r1, &(0x7f0000000040), 0x8, &(0x7f0000000100))