I tried with non-GUI but it still fails. Is there any suggestion on how to debug this sort of errors? Thanks!
SF On Thu, Sep 5, 2013 at 2:54 PM, Songchun Fan <[email protected]> wrote: > Hi Tyler, > > Thanks for your reply! > > I didn't changed config or source code, but I am trying to run my image > with GUI. Would this be the problem? > > SF > > > On Thu, Sep 5, 2013 at 11:22 AM, <[email protected]> wrote: > >> I haven't had the single core configuration deadlock in ages. >> >> Have you changed either the configuration, source, etc.? >> >> If not, you might want to try our image and see if you can narrow the bug >> down further. >> >> Tyler >> >> > Hi Brendan, >> > >> > Thank you for your reply! >> > >> > Not sure if my previous message was delivered so I will just reply again >> > through gmail. >> > >> > I just used the default configuration file to compile qemu. >> > >> > $ scons -Q debug=2 c=1 >> > >> > And I ran qemu like this: >> > >> > $ ./qemu/qemu-system-x86_64 -m 4096 -usbdevice mouse -usbdevice keyboard >> > -hda disk.img >> > >> > And in the qemu window I typed: >> > >> > simconfig -machine single_core -corefreq 2G >> > simconfig -loglevel 99 -logfile test4.log >> > >> > Thanks! >> > SF >> > >> > >> > On Wed, Sep 4, 2013 at 11:07 AM, Brendan Fitzgerald >> > <[email protected] >> >> wrote: >> > >> >> Could you send your configuration you used for the simulation? >> >> >> >> >> >> On Wed, Sep 4, 2013 at 10:47 AM, SF <[email protected]> wrote: >> >> >> >>> [Sorry for duplicate posts -- my previous one was not well formatted.] >> >>> >> >>> Hello all, >> >>> >> >>> I encountered a problem when running an application on my own image >> >>> disk, >> >>> as >> >>> shown below. I am just using "qemu-system-x86_64 -m 4096 -hda >> disk.img" >> >>> with >> >>> "simconfig -machine single_core". >> >>> >> >>> 00000000f6efab7d[vcpu 0] thread 0: WARNING: At cycle 30105278, >> 31826571 >> >>> user >> >>> commits: no instructions have committed for 1048577 cycles; the >> >>> pipeline >> >>> could be deadlocked >> >>> qemu-system-x86_64: ptlsim/build/core/ooo-core/ooo.cpp:876: bool >> >>> ooo::OooCore::runcycle(void*): Assertion `0' failed. >> >>> Aborted >> >>> >> >>> The simulation exits after this error happens. I'd like to figure out >> >>> why >> >>> this error is happening, and if there is any way to solve it in order >> >>> to >> >>> continue my simulation. I found a few people have reported the same >> >>> error >> >>> but there didn't seem to have a clear solution. In this post >> >>> (http://comments.gmane.org/gmane.comp.emulators.marss86/448), Avadh >> >>> suggested checking the ROB entry. >> >>> >> >>> Here is my log file: http://www.cs.duke.edu/~schfan/test4.log . >> >>> >> >>> In my log file I found this line: >> >>> >> >>> rob 2 uuid 12141238 rip 0x0000f6f46b7d ready-to-load-all <at> all >> ldd >> >>> r42 >> >>> tr1 ld2 = r119 <at> int r0 <at> int r0 <at> int >> >>> >> >>> This load operation (load the value of r129 to r42?) seems never >> >>> successes >> >>> because quite a few following entries show "wait for rob 2". >> >>> >> >>> And below LSQ (Load-store queue) I found : >> >>> >> >>> ld2 uuid 12141238 rob 2 r42 <at> int < Data Invalid > <at> >> >>> 0x00010999ed40 >> >>> >> >>> And also something like this: >> >>> >> >>> TH 0 rfid 0 r42 state int-waiting 0xdeadbeefdeadbeef| rob 2 (uuid >> >>> 12141238) refcount 3 >> >>> >> >>> >> >>> My understanding is that r42 keeps waiting for data from r129, which >> >>> leads >> >>> to the "deadlock". But I still don't fully understand the whole >> process >> >>> and >> >>> I don't know what instruction inside my application is causing this >> >>> error. >> >>> >> >>> Any suggestion would be appreciated! >> >>> >> >>> Thanks in advance! >> >>> SF >> >>> >> >>> >> >>> _______________________________________________ >> >>> http://www.marss86.org >> >>> Marss86-Devel mailing list >> >>> [email protected] >> >>> https://www.cs.binghamton.edu/mailman/listinfo/marss86-devel >> >>> >> >> >> >> >> > _______________________________________________ >> > http://www.marss86.org >> > Marss86-Devel mailing list >> > [email protected] >> > https://www.cs.binghamton.edu/mailman/listinfo/marss86-devel >> > >> >> >> >
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