AFAIK Debian still defaults to SSP (stack smashing protection) disabled, while Ubuntu defaults to SSP enabled. That's why this is popping up in Ubuntu only. It should be easy though to reproduce it in Debian; just recompile with -fstack-protection.
-Dragoslav On Thu, 2009-09-03 at 14:35 -0600, Dan Stangel wrote: > A workaround is nice, but we really ought to fix the stack overflow issue > itself in filter_license, yes (assuming that is what's happening)? > > Dan > > -----Original Message----- > From: [email protected] > [mailto:[email protected]] On Behalf Of Dave McLoughlin > Sent: Thursday, September 03, 2009 1:14 PM > To: Dragoslav Mitrinovic > Cc: [email protected] > Subject: Re: [FOSSology] filter_license job failing > > Great, thanks for the info. Yes, I did see the stack smashing detected > in my stdout. Unfortunately, I didn't realize it was related to my > issue. I should have read it more carefully. > > $ *** stack smashing detected ***: > /usr/local/lib/fossology/agents/Filter_License terminated > ======= Backtrace: ========= > /lib/tls/i686/cmov/libc.so.6(__fortify_fail+0x48)[0xb7effda8] > /lib/tls/i686/cmov/libc.so.6(__fortify_fail+0x0)[0xb7effd60] > /usr/local/lib/fossology/agents/Filter_License[0x804d38d] > /usr/local/lib/fossology/agents/Filter_License[0x804e1e3] > /usr/local/lib/fossology/agents/Filter_License[0x804b68c] > /usr/local/lib/fossology/agents/Filter_License[0x804d84a] > /lib/tls/i686/cmov/libc.so.6(__libc_start_main+0xe5)[0xb7e18775] > /usr/local/lib/fossology/agents/Filter_License[0x80498f1] > ======= Memory map: ======== > 08048000-08055000 r-xp 00000000 08:01 2778370 > /usr/local/lib/fossology/agents/Filter_License > 08055000-08056000 r--p 0000c000 08:01 2778370 > /usr/local/lib/fossology/agents/Filter_License > 08056000-08057000 rw-p 0000d000 08:01 2778370 > /usr/local/lib/fossology/agents/Filter_License > 08057000-0805a000 rw-p 08057000 00:00 0 > 08d67000-08e5d000 rw-p 08d67000 00:00 0 [heap] > > Etc... > > > I'll try your workaround. Thanks, you saved me a bunch of time. > > > Dave McLoughlin | OpenLogic > > 720 240 4530 | phone > 303 818 1686 | cell > > > -----Original Message----- > From: Dragoslav Mitrinovic [mailto:[email protected]] > Sent: Thursday, September 03, 2009 1:02 PM > To: Dave McLoughlin > Cc: [email protected] > Subject: Re: [FOSSology] filter_license job failing > > Dave, > > I've reported similar issue in Ubuntu about a month ago, see thread > starting at this message: > http://www.mail-archive.com/[email protected]/msg00545.html > > You could confirm you are seeing the same issue by capturing the agent > stdout/stderr and seeing if Filter_License is crashing due to "stack > smashing". (I captured agent stderr/stdout by restarting fossology > service from shell command line.) > > The last message in the thread contains my diagnosis of the likely > cause. What I did NOT report to the list was my workaround: I recompiled > Filter_License agent with stack smashing protection disabled, by adding > "-fno-stack-protector" into CFLAGS_LOCAL in > agents/foss_license_agent/Filter_License/Makefile, and Filter_License > has been running fine ever since. > > Of course, your issue may be something totally different, in which case > someone more qualified than myself will have to help. > > Best regards, > -Dragoslav > > > > On Thu, 2009-09-03 at 11:56 -0600, Dave McLoughlin wrote: > > I just recently did a clean install of v1.1 on Ubuntu. I did some > > license analysis on a couple files I uploaded "from url" and the > > analysis completed fine. > > > > > > > > Now I am trying to do some analysis on some files I uploaded "from > > server" and the analysis keeps failing at the filter_license stage. > > > > > > > > I'm attaching my log file from the point I restarted Fossology upto > > the latest failure. > > > > > > > > Please let me know if you can tell me why the job is failing. > > > > > > > > > > Dave McLoughlin | OpenLogic > > > > > > > > > > > > > > _______________________________________________ > > fossology mailing list > > [email protected] > > http://fossology.org/mailman/listinfo/fossology > > _______________________________________________ > fossology mailing list > [email protected] > http://fossology.org/mailman/listinfo/fossology > > > _______________________________________________ fossology mailing list [email protected] http://fossology.org/mailman/listinfo/fossology
