Hi On 5 July 2012 08:00, Dima Pasechnik <[email protected]> wrote:
> > > On Thursday, 5 July 2012 00:11:11 UTC+8, Jan Groenewald wrote: >> >> Hi >> >> On 4 July 2012 17:46, Dima Pasechnik <[email protected]> wrote: >> >>> indeed, it seems to be not reproducible on "standard" Sage installs, so >>> far (I also tried Linux x86_64 with Sage 5.1.something) >>> >>> >>> On Wednesday, 4 July 2012 18:38:05 UTC+8, Volker Braun wrote: >>>> >>>> This looks suspiciously like a bug in ATLAS-devel (3.9.x) that I >>>> recently helped to track down. Is the Ubuntu PPA compiling Sage's own ATLAS >>>> library or is it using a system library? Note that Sage ships ATLAS-stable >>>> (3.8.x) for a good reason. >>> >>> >> Uhm, isn't the stable release compiled upstream at sagemath.org more >> "standard" than >> a 5.1 beta compiled on a personal computer?? >> > > by "standard" I meant a non-PPA install. > I donwloaded the upstream binary and tried that (non-PPA) instead. The stable 5.0.1 on Ubuntu 12.04. It is still reproducible. With the pyc files: Program received signal SIGSEGV, Segmentation fault. [Switching to Thread 0x7fffb2ee0700 (LWP 31255)] 0x00007fffeb7a9f0d in ATL_dJIK40x40x40TN40x40x0_a1_b1 () from /srv/local/Disk_Space/jan/sage-5.0.1-linux-64bit-ubuntu_10.04.3_lts-x86_64-Linux/local/lib/libatlas.so (gdb) bt #0 0x00007fffeb7a9f0d in ATL_dJIK40x40x40TN40x40x0_a1_b1 () from /srv/local/Disk_Space/jan/sage-5.0.1-linux-64bit-ubuntu_10.04.3_lts-x86_64-Linux/local/lib/libatlas.so #1 0x00007fffeb819f8f in ATL_dmmIJK2 () from /srv/local/Disk_Space/jan/sage-5.0.1-linux-64bit-ubuntu_10.04.3_lts-x86_64-Linux/local/lib/libatlas.so #2 0x00007fffeb81a781 in ATL_dmmIJK () from /srv/local/Disk_Space/jan/sage-5.0.1-linux-64bit-ubuntu_10.04.3_lts-x86_64-Linux/local/lib/libatlas.so #3 0x00007fffeb810be5 in ATL_dgemm () from /srv/local/Disk_Space/jan/sage-5.0.1-linux-64bit-ubuntu_10.04.3_lts-x86_64-Linux/local/lib/libatlas.so #4 0x00007fffebc3e16d in ATL_dptgemm0 () from /srv/local/Disk_Space/jan/sage-5.0.1-linux-64bit-ubuntu_10.04.3_lts-x86_64-Linux/local/lib/libatlas.so #5 0x00007ffff77ece9a in start_thread () from /lib/x86_64-linux-gnu/libpthread.so.0 #6 0x00007ffff6e194bd in clone () from /lib/x86_64-linux-gnu/libc.so.6 #7 0x0000000000000000 in ?? () (gdb) Without the pyc files (removed them first) Program received signal SIGSEGV, Segmentation fault. [Switching to Thread 0x7fffb2ee0700 (LWP 32264)] 0x00007fffeb7a9f0d in ATL_dJIK40x40x40TN40x40x0_a1_b1 () from /srv/local/Disk_Space/jan/sage-5.0.1-linux-64bit-ubuntu_10.04.3_lts-x86_64-Linux/local/lib/libatlas.so (gdb) bt #0 0x00007fffeb7a9f0d in ATL_dJIK40x40x40TN40x40x0_a1_b1 () from /srv/local/Disk_Space/jan/sage-5.0.1-linux-64bit-ubuntu_10.04.3_lts-x86_64-Linux/local/lib/libatlas.so #1 0x00007fffeb819f8f in ATL_dmmIJK2 () from /srv/local/Disk_Space/jan/sage-5.0.1-linux-64bit-ubuntu_10.04.3_lts-x86_64-Linux/local/lib/libatlas.so #2 0x00007fffeb81a781 in ATL_dmmIJK () from /srv/local/Disk_Space/jan/sage-5.0.1-linux-64bit-ubuntu_10.04.3_lts-x86_64-Linux/local/lib/libatlas.so #3 0x00007fffeb810be5 in ATL_dgemm () from /srv/local/Disk_Space/jan/sage-5.0.1-linux-64bit-ubuntu_10.04.3_lts-x86_64-Linux/local/lib/libatlas.so #4 0x00007fffebc3e16d in ATL_dptgemm0 () from /srv/local/Disk_Space/jan/sage-5.0.1-linux-64bit-ubuntu_10.04.3_lts-x86_64-Linux/local/lib/libatlas.so #5 0x00007ffff77ece9a in start_thread () from /lib/x86_64-linux-gnu/libpthread.so.0 #6 0x00007ffff6e194bd in clone () from /lib/x86_64-linux-gnu/libc.so.6 #7 0x0000000000000000 in ?? () (gdb) I will try a from-source compile of the stable release next. Regards, Jan -- .~. /V\ Jan Groenewald /( )\ www.aims.ac.za ^^-^^ -- To post to this group, send email to [email protected] To unsubscribe from this group, send email to [email protected] For more options, visit this group at http://groups.google.com/group/sage-support URL: http://www.sagemath.org
