pipe2(&(0x7f0000000000)={0x0, 0x0}, 0x0) fcntl$setpipe(r1, 0x407, 0x0) vmsplice(r1, &(0x7f00000003c0)=[{&(0x7f0000000300)='\b', 0x1}], 0x100000000000039d, 0x0) fcntl$setpipe(r0, 0x407, 0x0)