r0 = creat(&(0x7f00000003c0)='./cgroup/pids.max\x00', 0x0)
r1 = openat$procfs(0xffffffffffffff9c, &(0x7f00000000c0)='/proc/bus/input/devices\x00', 0x0, 0x0)
mount$9p_fd(0x0, &(0x7f0000000040)='./cgroup/pids.max\x00', &(0x7f0000000080), 0x0, &(0x7f0000000180)=ANY=[@ANYBLOB='trans=fd,rfdno=', @ANYRESHEX=r1, @ANYBLOB=',wfdno=', @ANYRESHEX=r0])