lighty labs

2012-04-09

08:47 Lighttpd Bug #2405: Crash parsing configuration: *** glibc detected *** /usr/sbin/lighttpd: malloc(): memory corruption (fast): 0x0a0354d8 ***

Thanks very much. Works for me now (I recompiled 1.4.28 current from EPEL with that extra patch).
DavidAnderson

2012-04-07

17:15 Lighttpd Bug #2405: Crash parsing configuration: *** glibc detected *** /usr/sbin/lighttpd: malloc(): memory corruption (fast): 0x0a0354d8 ***

One other piece of info - the bug seems widely reproducible. With the same config file you get the same error on Cent... DavidAnderson

17:06 Lighttpd Bug #2405: Crash parsing configuration: *** glibc detected *** /usr/sbin/lighttpd: malloc(): memory corruption (fast): 0x0a0354d8 ***

Thank you...
1) I installed the debuginfo package. A new valgrind output is attached.
This is for 1.4.28 from E... DavidAnderson

08:56 Lighttpd Bug #2405: Crash parsing configuration: *** glibc detected *** /usr/sbin/lighttpd: malloc(): memory corruption (fast): 0x0a0354d8 ***

For comparison, the presently running config file (one that doesn't cause a crash) ends with:
==28573== ERROR SUMM... DavidAnderson

08:54 Lighttpd Bug #2405: Crash parsing configuration: *** glibc detected *** /usr/sbin/lighttpd: malloc(): memory corruption (fast): 0x0a0354d8 ***

Thank you... I've attached the output of testing a known-bad config file (that produces the glibc abort):
valgrind... DavidAnderson

2012-04-06

17:16 Lighttpd Bug #2405: Crash parsing configuration: *** glibc detected *** /usr/sbin/lighttpd: malloc(): memory corruption (fast): 0x0a0354d8 ***

Nope, it's more temperamental still.
Changing *one* such section fixed things.
But when I changed my code to ou... DavidAnderson

17:05 Lighttpd Bug #2405: Crash parsing configuration: *** glibc detected *** /usr/sbin/lighttpd: malloc(): memory corruption (fast): 0x0a0354d8 ***

I found the difference between crashing and not crashing....
I can take away 200 sections and it still crashes; bu... DavidAnderson

16:39 Lighttpd Bug #2405: Crash parsing configuration: *** glibc detected *** /usr/sbin/lighttpd: malloc(): memory corruption (fast): 0x0a0354d8 ***

I think I've done as much testing as I can now - I also discovered that:
* I could remove about 40% of the $HTTP["... DavidAnderson

15:39 Lighttpd Bug #2405: Crash parsing configuration: *** glibc detected *** /usr/sbin/lighttpd: malloc(): memory corruption (fast): 0x0a0354d8 ***

I've done some further testing.
It's not the size of the file directly - I managed to cut 20k (305kb -> 284kb) off... DavidAnderson

14:52 Lighttpd Bug #2405: Crash parsing configuration: *** glibc detected *** /usr/sbin/lighttpd: malloc(): memory corruption (fast): 0x0a0354d8 ***

OK, thanks for the info. For future ref, What counts as critical? lighttpd not being able to parse a valid config fil... DavidAnderson