Bug 147921

Summary:	curl triggers glibc debugging checks.
Product:	[Fedora] Fedora	Reporter:	Dave Jones <davej>
Component:	curl	Assignee:	Eido Inoue <havill>
Status:	CLOSED RAWHIDE	QA Contact:
Severity:	medium	Docs Contact:
Priority:	medium
Version:	rawhide	CC:	pfrields
Target Milestone:	---
Target Release:	---
Hardware:	x86_64
OS:	Linux
Whiteboard:
Fixed In Version:		Doc Type:	Bug Fix
Doc Text:		Story Points:	---
Clone Of:		Environment:
Last Closed:	2005-02-14 03:33:59 UTC	Type:	---
Regression:	---	Mount Type:	---
Documentation:	---	CRM:
Verified Versions:		Category:	---
oVirt Team:	---	RHEL 7.3 requirements from Atomic Host:
Cloudforms Team:	---	Target Upstream Version:
Embargoed:

Description Dave Jones 2005-02-12 22:04:04 UTC

Description of problem:

(16:56:58:davej@hanger18:ami)$ curl -O -R -S --fail --show-error
http://cvs.devel.redhatepo/dist/ami/han
*** glibc detected *** curl: double free or corruption (out): 0x00002aaaaaabbb90 ***
Aborted (core dumped)

$ gdb curl core.2943
GNU gdb Red Hat Linux (6.3.0.0-0.18rh)
Copyright 2004 Free Software Foundation, Inc.
GDB is free software, covered by the GNU General Public License, and you are
welcome to change it and/or distribute copies of it under certain conditions.
Type "show copying" to see the conditions.
There is absolutely no warranty for GDB.  Type "show warranty" for details.
This GDB was configured as "x86_64-redhat-linux-gnu"...(no debugging symbols found)
Using host libthread_db library "/lib64/tls/libthread_db.so.1".

Core was generated by `curl -O -R -S --fail --show-error
http://cvs.devel.redhat.com/repo/dist/ami/han'.
Program terminated with signal 6, Aborted.
Reading symbols from /usr/lib64/libcurl.so.3...(no debugging symbols found)...done.
Loaded symbols for /usr/lib64/libcurl.so.3
Reading symbols from /lib64/libdl.so.2...(no debugging symbols found)...done.
Loaded symbols for /lib64/libdl.so.2
Reading symbols from /usr/lib64/libgssapi_krb5.so.2...(no debugging symbols
found)...done.
Loaded symbols for /usr/lib64/libgssapi_krb5.so.2
Reading symbols from /usr/lib64/libkrb5.so.3...
(no debugging symbols found)...done.
Loaded symbols for /usr/lib64/libkrb5.so.3
Reading symbols from /usr/lib64/libk5crypto.so.3...(no debugging symbols
found)...done.
Loaded symbols for /usr/lib64/libk5crypto.so.3
Reading symbols from /lib64/libcom_err.so.2...(no debugging symbols found)...done.
Loaded symbols for /lib64/libcom_err.so.2
Reading symbols from /lib64/libresolv.so.2...
(no debugging symbols found)...done.
Loaded symbols for /lib64/libresolv.so.2
Reading symbols from /usr/lib64/libidn.so.11...(no debugging symbols found)...done.
Loaded symbols for /usr/lib64/libidn.so.11
Reading symbols from /lib64/libssl.so.4...(no debugging symbols found)...done.
Loaded symbols for /lib64/libssl.so.4
Reading symbols from /lib64/libcrypto.so.4...
(no debugging symbols found)...done.
Loaded symbols for /lib64/libcrypto.so.4
Reading symbols from /usr/lib64/libz.so.1...(no debugging symbols found)...done.
Loaded symbols for /usr/lib64/libz.so.1
Reading symbols from /lib64/tls/libc.so.6...(no debugging symbols found)...done.
Loaded symbols for /lib64/tls/libc.so.6
Reading symbols from /lib64/ld-linux-x86-64.so.2...
(no debugging symbols found)...done.
Loaded symbols for /lib64/ld-linux-x86-64.so.2
Reading symbols from /lib64/libnss_files.so.2...(no debugging symbols found)...done.
Loaded symbols for /lib64/libnss_files.so.2
#0  0x000000374432e47d in raise
    () from /lib64/tls/libc.so.6
(gdb) bt
#0  0x000000374432e47d in raise () from /lib64/tls/libc.so.6
#1  0x000000374432fbce in abort () from /lib64/tls/libc.so.6
#2  0x0000003744362a81 in __libc_message () from /lib64/tls/libc.so.6
#3  0x000000374436847a in _int_free () from /lib64/tls/libc.so.6
#4  0x0000003744368a76 in free () from /lib64/tls/libc.so.6
#5  0x00000037443f65ec in __libc_dlsym () from /lib64/tls/libc.so.6
#6  0x00000037443d463e in __nss_lookup_function () from /lib64/tls/libc.so.6
#7  0x00000037443af92f in gaih_inet () from /lib64/tls/libc.so.6
#8  0x00000037443b0cb2 in getaddrinfo () from /lib64/tls/libc.so.6
#9  0x0000003747027d9e in Curl_getaddrinfo () from /usr/lib64/libcurl.so.3
#10 0x000000374700a8d7 in Curl_resolv () from /usr/lib64/libcurl.so.3
#11 0x0000003747018ef9 in Curl_connect () from /usr/lib64/libcurl.so.3
#12 0x00000037470225d6 in Curl_follow () from /usr/lib64/libcurl.so.3
#13 0x000000374702297e in Curl_perform () from /usr/lib64/libcurl.so.3
#14 0x0000000000405fd9 in ?? ()
#15 0x000000374431c3fa in __libc_start_main () from /lib64/tls/libc.so.6
#16 0x000000000040206a in ?? ()
#17 0x00007ffffffff678 in ?? ()
#18 0x000000000000001c in ?? ()
#19 0x0000000000000007 in ?? ()
#20 0x00007ffffffff932 in ?? ()
#21 0x00007ffffffff937 in ?? ()
#22 0x00007ffffffff93a in ?? ()
#23 0x00007ffffffff93d in ?? ()
#24 0x00007ffffffff940 in ?? ()
#25 0x00007ffffffff947 in ?? ()
#26 0x00007ffffffff954 in ?? ()
#27 0x0000000000000000 in ?? ()
(gdb) 


Version-Release number of selected component (if applicable):
curl-7.12.3-3
glibc-2.3.4-7


How reproducible:
every time

Steps to Reproduce:
curl -O -R -S --fail --show-error http://cvs.devel.redhatepo/dist/ami/han
on rawhide box.
  
Actual results:
segfault

Expected results:
file downloads

Comment 1 Dave Jones 2005-02-14 03:33:59 UTC

this went away with todays glibc update.