How do you safely roll back glibc? I would like to try your fix but also want to avoid breaking any system setups. I am using CentOS. Is there a way to have Xilinx and Matlab software use a rolled-back glibc but allow other software to continue using the current version?
> I tried rolling back glibc and that did fix the XST error issue, but other > issues are now surfacing so i've opened a 'Webcase' with Xilinx and will > hopefully hear back from them soon. > > Mark > > > On Sun, Dec 25, 2011 at 7:58 PM, John Ford <jf...@nrao.edu> wrote: > >> > I need to check some logs, but I do >> > think somebody did some of the >> > CentOS updates that were announced >> > "available" by the CentOS system >> > updater. I don't see the reference >> > to the glibc problem in recent >> > CASPER email. >> >> May mail seems to have bounced that I sent. In any case, there is a bug >> in xst that double-frees some memory, triggering glibc to throw a memory >> exception and scream and die. We rolled back our glibc and it fixed the >> problem. Well, it masks the problem... >> >> Sorry about the lack of info! >> >> John >> >> >> > >> >>> A new problem is preventing me from >> >>> compiling even simple models with >> >>> bee_xps. For example, when I compile >> >>> a model containing only the system >> >>> generator, XSB Core Config, Xilinx >> >>> constants and CASPER software >> >>> registers, I receive the following >> >>> messages from bee_xps. >> >>> >> >>> Detected Linux OS >> >>> ############################# >> >>> ## System Update ## >> >>> ############################# >> >>> ############################# >> >>> ## Block objects creation ## >> >>> ############################# >> >>> ###################### >> >>> ## Checking objects ## >> >>> ###################### >> >>> Running system generator ... >> >>> Error using ==> gen_xps_files at 328 >> >>> XSG generation failed: ? >> >>> >> >>> I am using Xilinx 11.1 and Matlab >> >>> R2009a on CentOS Linux with the >> >>> mlib_devel_10_1 library. I was not >> >>> having this trouble until recently. >> >>> Other people use my computer, but >> >>> they know to avoid changing my >> >>> installations. >> >>> >> >>> I attached a simple MDL file that >> >>> produces the error messages shown >> >>> above. What is causing gen_xps_files >> >>> to have trouble at 328? >> >>> >> >>> >> >> >> >> Hi Ron. This sounds strangely like the glibc problem I mentioned >> last >> >> week. Did any messages from the OS come up in the window you started >> >> the >> >> matlab session from? >> >> >> >> You might check to see if anyone updated your glibc lately. >> >> >> >> I'll try your mdl tomorrow and see what happens. I don't have access >> to >> >> a >> >> toolset right now. >> >> >> >> John >> >> >> >> >> >> >> > >> > >> >> >> >> >