Quote from: cbuchner1 on March 04, 2014, 10:26:21 PM

interesting observation, nur the root cause is still a mystery. Could be related to CUDA or could be something I did to the code...

and this:

root@linux:~# CudaMiner/cudaminer --benchmark
   *** CudaMiner for nVidia GPUs by Christian Buchner ***
   This is version 2014-02-28 (beta)
   based on pooler-cpuminer 2.3.2 (c) 2010 Jeff Garzik, 2012 pooler
   Cuda additions Copyright 2013,2014 Christian Buchner
   LTC donation address: LKS1WDKGED647msBQfLBHV3Ls8sveGncnm
   BTC donation address: 16hJF5mceSojnTD3ZTUDqdRhDyPJzoRakM
   YAC donation address: Y87sptDEcpLkLeAuex6qZioDbvy1qXZEj4
[2014-03-04 23:43:21] 1 miner threads started, using 'scrypt' algorithm.
[2014-03-04 23:43:21] GPU #0: GeForce GTX 750 Ti with compute capability 5.0
[2014-03-04 23:43:21] GPU #0: interactive: 0, tex-cache: 0 , single-alloc: 0
[2014-03-04 23:43:21] GPU #0: 32 hashes / 4.0 MB per warp.
[2014-03-04 23:43:22] GPU #0: Performing auto-tuning (Patience...)
[2014-03-04 23:43:22] GPU #0: maximum total warps (BxW): 491
^C
root@linux:~# screen CudaMiner/cudaminer --benchmark
[screen is terminating]
root@linux:~# gdb screen
GNU gdb (GDB) 7.6.1-ubuntu
Copyright (C) 2013 Free Software Foundation, Inc.
License GPLv3+: GNU GPL version 3 or later
This is free software: you are free to change and redistribute it.
There is NO WARRANTY, to the extent permitted by law. Type "show copying"
and "show warranty" for details.
This GDB was configured as "x86_64-linux-gnu".
For bug reporting instructions, please see:
...
Reading symbols from /usr/bin/screen...(no debugging symbols found)...done.
(gdb) set args CudaMiner/cudaminer --benchmark
(gdb) run
Starting program: /usr/bin/screen CudaMiner/cudaminer --benchmark
[screen is terminating]

Program received signal SIGHUP, Hangup.
0x00007f4773f727e0 in __pause_nocancel () at ../sysdeps/unix/syscall-template.S:81
81 ../sysdeps/unix/syscall-template.S: No such file or directory.
(gdb)