Forum: Cfengine Help
Subject: Re: cf-serverd segfaulting
Author: bbomgardner
Link to topic: https://cfengine.com/forum/read.php?3,17924,18391#msg-18391

I recompiled without LDFLAGS='--static' and unfortunately there are still 
issues.  I am assuming this is an issue with my server because testing on other 
boxes this does not seem to be a problem.  Oh well.


cf3  -> Receiving session key from client (size=256)...
cf3 Received:  on socket 6
cf3 Received:  on socket 4
cf3 Found a matching rule in access list (/var/cfengine/masterfiles in 
/var/cfengine/masterfiles)
cf3 Found a matching rule in access list (/var/cfengine/bin/cf-runagent in 
/var/cfengine/bin)
cf3 No root privileges granted
cf3 No root privileges granted
cf3 Host ls-am-hbgra01 granted access to /var/cfengine/bin/cf-runagent
*** glibc detected *** /var/cfengine/bin/cf-serverd: double free or corruption 
(fasttop): 0x086e4f90 ***
======= Backtrace: =========
/lib/libc.so.6[0xf7e1c654]
/lib/libc.so.6(cfree+0x9c)[0xf7e1df3c]
/var/cfengine/bin/cf-serverd[0x8089889]
/var/cfengine/bin/cf-serverd[0x80912a6]
/var/cfengine/bin/cf-serverd[0x809195d]
/var/cfengine/bin/cf-serverd[0x80731a0]
/var/cfengine/bin/cf-serverd[0x80505b4]
/var/cfengine/bin/cf-serverd[0x8051992]
/var/cfengine/bin/cf-serverd[0x8052e50]
/lib/libpthread.so.0[0xf7f461b5]
/lib/libc.so.6(clone+0x5e)[0xf7e813ae]
======= Memory map: ========
08048000-08331000 r-xp 00000000 fd:00 2402945                            
/var/cfengine/bin/cf-serverd
08331000-08332000 r-xp 002e8000 fd:00 2402945                            
/var/cfengine/bin/cf-serverd
08332000-0833d000 rwxp 002e9000 fd:00 2402945                            
/var/cfengine/bin/cf-serverd
0833d000-100f2000 rwxp 0833d000 00:00 0                                  
f4dff000-f4e00000 ---p f4dff000 00:00 0
f4e00000-f4f00000 rwxp f4e00000 00:00 0
f4f00000-f4fc4000 rwxp f4f00000 00:00 0
f4fc4000-f5000000 ---p f4fc4000 00:00 0
f5100000-f5300000 rwxp f5100000 00:00 0
f5300000-f5500000 rwxp f5300000 00:00 0
f5500000-f5700000 rwxp f5500000 00:00 0
f5700000-f5900000 rwxp f5700000 00:00 0
f5900000-f5b00000 rwxp f5900000 00:00 0
f5b00000-f5d00000 rwxp f5b00000 00:00 0
f5d00000-f5f00000 rwxp f5d00000 00:00 0
f5f00000-f6100000 rwxp f5f00000 00:00 0
f6100000-f6300000 rwxp f6100000 00:00 0
f6300000-f6500000 rwxp f6300000 00:00 0
f6500000-f6700000 rwxp f6500000 00:00 0
f6700000-f6900000 rwxp f6700000 00:00 0
f6900000-f6b00000 rwxp f6900000 00:00 0
f6b00000-f6d00000 rwxp f6b00000 00:00 0
f6d00000-f6f00000 rwxp f6d00000 00:00 0
f6f00000-f7100000 rwxp f6f00000 00:00 0
f7100000-f7300000 rwxp f7100000 00:00 0
f7300000-f7500000 rwxp f7300000 00:00 0
f7500000-f7700000 rwxp f7500000 00:00 0
f7700000-f7900000 rwxp f7700000 00:00 0
f7900000-f7a00000 rwxp f7900000 00:00 0
f7ae9000-f7aea000 ---p f7ae9000 00:00 0
f7aea000-f7bea000 rwxp f7aea000 00:00 0
f7bea000-f7beb000 ---p f7bea000 00:00 0
f7beb000-f7ceb000 rwxp f7beb000 00:00 0
f7ceb000-f7d20000 r-xs 00000000 fd:00 2220880                            
/var/run/nscd/passwd
f7d20000-f7d55000 r-xs 00000000 fd:00 2220885                            
/var/run/nscd/dbsmF0xR (deleted)
f7d55000-f7d8a000 r-xs 00000000 fd:00 1499141                            
/var/run/nscd/services
f7d8a000-f7d8b000 rwxp f7d8a000 00:00 0
f7d8b000-f7d95000 r-xp 00000000 fd:00 87                                 
/lib/libnss_files-2.9.so
f7d95000-f7d96000 r-xp 00009000 fd:00 87                                 
/lib/libnss_files-2.9.so
f7d96000-f7d97000 rwxp 0000a000 fd:00 87                                 
/lib/libnss_files-2.9.so
f7d97000-f7dac000 r-xp 00000000 fd:00 81                                 
/lib/libnsl-2.9.so
f7dac000-f7dad000 r-xp 00014000 fd:00 81                                 
/lib/libnsl-2.9.so
f7dad000-f7dae000 rwxp 00015000 fd:00 81                                 
/lib/libnsl-2.9.so
f7dae000-f7db0000 rwxp f7dae000 00:00 0
f7db0000-f7f05000 r-xp 00000000 fd:00 70                                 
/lib/libc-2.9.so
f7f05000-f7f06000 ---p 00155000 fd:00 70                                 
/lib/libc-2.9.so
f7f06000-f7f08000 r-xp 00155000 fd:00 70                                 
/lib/libc-2.9.so
f7f08000-f7f09000 rwxp 00157000 fd:00 70                                 
/lib/libc-2.9.so
f7f09000-f7f0d000 rwxp f7f09000 00:00 0
f7f0d000-f7f34000 r-xp 00000000 fd:00 78                                 
/lib/libm-2.9.so
f7f34000-f7f35000 r-xp 00026000 fd:00 78                                 
/lib/libm-2.9.so
f7f35000-f7f36000 rwxp 00027000 fd:00 78                                 
/lib/libm-2.9.so
f7f36000-f7f3e000 r-xp 00000000 fd:00 100                                
/lib/librt-2.9.so
f7f3e000-f7f3f000 r-xp 00007000 fd:00 100                                
/lib/librt-2.9.so
f7f3f000-f7f40000 rwxp 00008000 fd:00 100                                
/lib/librt-2.9.so
f7f40000-f7f56000 r-xp 00000000 fd:00 96                                 
/lib/libpthread-2.9.so
f7f56000-f7f57000 r-xp 00015000 fd:00 96                                 
/lib/libpthread-2.9.so
f7f57000-f7f58000 rwxp 00016000 fd:00 96                                 
/lib/libpthread-2.9.so
f7f58000-f7f5a000 rwxp f7f58000 00:00 0
f7f5a000-f7f63000 r-xp 00000000 fd:00 91                                 
/lib/libnss_nis-2.9.so
f7f63000-f7f64000 r-xp 00008000 fd:00 91                                 
/lib/libnss_nis-2.9.so
f7f64000-f7f65000 rwxp 00009000 fd:00 91                                 
/lib/libnss_nis-2.9.so
f7f88000-f7f95000 r-xp 00000000 fd:00 630                                
/lib/libgcc_s.so.1
f7f95000-f7f96000 r-xp 0000c000 fd:00 630                                
/lib/libgcc_s.so.1
f7f96000-f7f97000 rwxp 0000d000 fd:00 630                                
/lib/libgcc_s.so.1
f7f97000-f7f99000 rwxp f7f97000 00:00 0
f7f99000-f7fb7000 r-xp 00000000 fd:00 16                                 
/lib/ld-2.9.so
f7fb7000-f7fb8000 r-xp 0001d000 fd:00 16                                 
/lib/ld-2.9.so
f7fb8000-f7fb9000 rwxp 0001e000 fd:00 16                                 
/lib/ld-2.9.so
ffc73000-ffcb7000 rwxp 7ffffffbb000 00:00 0                              
ffffe000-fffff000 r-xp ffffe000 00:00 0                                  
Aborted


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