r0 = syz_open_procfs(0x0, &(0x7f0000000000)='loginuid\x00')
r1 = syz_open_procfs(0x0, &(0x7f0000000000)='loginuid\x00')
sendfile(r0, r1, &(0x7f0000000100)=0x7fffffff, 0x80)