[Openmcl-devel] Random crashing

Osei Poku osei.poku at gmail.com
Mon Jul 21 20:14:34 UTC 2008


Got it to crash again....

>
> Where are you (where is address *0x00002ADAFE2CA325) and how did
> you get there ('bt' in GDB) ?
>
>
This time %rip = 0x00002ABAFDCCD325.  After I set the break point,  
continued and typed X into the kernel debugger, I arrive here in gdb.   
I will try not to screw up the debugging session like last time so  
that I can provide additional information.

(gdb) bt
#0  0x00002abafdccd325 in sem_post () from /lib64/libpthread.so.0
#1  0x000000000041b3e2 in resume_tcr (tcr=0x40e577d0) at ../ 
thread_manager.c:1376
#2  0x000000000041c0ba in resume_other_threads (for_gc=<value  
optimized out>) at ../thread_manager.c:1544
#3  0x000000000041d62e in lisp_Debugger (xp=0x4131dd60,  
info=0x4131e110, why=11, in_foreign_code=1, message=0x4131db10  
"Unhandled exception 11 at 0x2abafdccd325, context->regs at  
#x4131dd88") at ../lisp-debug.c:919
#4  0x000000000041a2c6 in signal_handler (signum=11, info=0x4131e110,  
context=0x4131dd60, tcr=0x4131f7d0, old_valence=1) at ../x86- 
exceptions.c:1070
#5  <signal handler called>
#6  0x00002abafdccd325 in sem_post () from /lib64/libpthread.so.0
#7  0x000000000041b3e2 in resume_tcr (tcr=0x417e77d0) at ../ 
thread_manager.c:1376
#8  0x000000000041c146 in lisp_resume_tcr (tcr=0x417e77d0) at ../ 
thread_manager.c:1418
#9  0x000000000041a0c8 in handle_exception (signum=<value optimized  
out>, info=0x4131eaa0, context=0x4131e6f0, tcr=0x4131f7d0,  
old_valence=0) at ../x86-exceptions.c:910
#10 0x000000000041a218 in signal_handler (signum=4, info=0x4131eaa0,  
context=0x4131e6f0, tcr=0x4131f7d0, old_valence=0) at ../x86- 
exceptions.c:1064
#11 <signal handler called>
#12 0x00003000400110ab in ?? ()
#13 0x00003000404265fc in ?? ()
#14 0x000000000040e0ac in _SPnthrowvalues () at ../x86-spentry64.s:1404
#15 0x00002aaaad3e0110 in ?? ()
#16 0x0000000000000008 in ?? ()
#17 0x0000000000000000 in ?? ()
(gdb) info threads
   10 Thread 0x40263950 (LWP 6218)  0x00002abafdccd2cb in  
sem_timedwait () from /lib64/libpthread.so.0
   9 Thread 0x404c7950 (LWP 6219)  0x00002abafdccd2cb in sem_timedwait  
() from /lib64/libpthread.so.0
   8 Thread 0x4072b950 (LWP 6223)  0x00002abafdccd2cb in sem_timedwait  
() from /lib64/libpthread.so.0
   7 Thread 0x4098f950 (LWP 6224)  0x00002abafdccd2cb in sem_timedwait  
() from /lib64/libpthread.so.0
   6 Thread 0x40bf3950 (LWP 6225)  0x00002abafdccd2cb in sem_timedwait  
() from /lib64/libpthread.so.0
   5 Thread 0x410bb950 (LWP 8021)  0x00002abafdccd2cb in sem_timedwait  
() from /lib64/libpthread.so.0
* 4 Thread 0x4131f950 (LWP 8307)  0x00002abafdccd325 in sem_post ()  
from /lib64/libpthread.so.0
   3 Thread 0x40e57950 (LWP 8308)  0x00002abafdccd2cb in sem_timedwait  
() from /lib64/libpthread.so.0
   2 Thread 0x41583950 (LWP 8309)  0x00002abafdccd2cb in sem_timedwait  
() from /lib64/libpthread.so.0
   1 Thread 0x2abafe223880 (LWP 6215)  0x00002abafdccd2cb in  
sem_timedwait () from /lib64/libpthread.so.0
(gdb)




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