Bug 1143943

Summary: glib2 segfaults in g_source_add_child_source()
Product: Red Hat Enterprise Linux 7 Reporter: Stef Walter <stefw>
Component: glib2Assignee: Colin Walters <walters>
Status: CLOSED CURRENTRELEASE QA Contact: Desktop QE <desktop-qa-list>
Severity: unspecified Docs Contact:
Priority: unspecified    
Version: 7.0CC: fdeutsch, kbsingh, lsm5, riehecky, vbenes, walters
Target Milestone: rc   
Target Release: ---   
Hardware: Unspecified   
OS: Unspecified   
Whiteboard:
Fixed In Version: glib2-2.40.0-4.el7 Doc Type: Bug Fix
Doc Text:
Story Points: ---
Clone Of: Environment:
Last Closed: 2015-05-06 14:24:04 UTC Type: Bug
Regression: --- Mount Type: ---
Documentation: --- CRM:
Verified Versions: Category: ---
oVirt Team: --- RHEL 7.3 requirements from Atomic Host:
Cloudforms Team: --- Target Upstream Version:
Embargoed:
Bug Depends On: 1104372    
Bug Blocks: 1143927    

Description Stef Walter 2014-09-18 09:47:51 UTC 
Description of problem:

glib2 segfaults in g_source_add_child_source() due to a bug in child source support. This bug is fixed upstream in glib2 2.37.4.

Version-Release number of selected component (if applicable):



How reproducible:

# Easily.

Steps to Reproduce:
1. Building and install cockpit on RHEL7.
2. systemctl start cockpit
3. Access cockpit with https on port 9090

Actual results:

cockpit-ws crashes

Expected results:

No crash
Comment 1 Stef Walter 2014-09-18 09:55:22 UTC 
[root@rh7 ~]# rpm -q glib2
glib2-2.36.3-5.el7.x86_64
[root@rh7 ~]# rpm -q glib-networking
glib-networking-2.36.2-3.el7.x86_64

Example backtrace:

#0  g_main_context_remove_poll_unlocked (context=0x0, fd=0x6d2530) at gmain.c:4159
#1  0x00007ffff754d6e4 in block_source (source=0x6d24d0) at gmain.c:2947
#2  0x00007ffff754d738 in block_source (source=0x6d2420) at gmain.c:2959
#3  0x00007ffff754f560 in g_source_add_child_source (source=0x6d9aa0, child_source=0x6d2420) at gmain.c:1427
#4  0x00007ffff2a47f87 in gnutls_source_sync (gnutls_source=gnutls_source@entry=0x6d9aa0)
    at gtlsconnection-gnutls.c:881
#5  0x00007ffff2a48084 in gnutls_source_dispatch (source=source@entry=0x6d9aa0, callback=<optimized out>, 
    user_data=<optimized out>) at gtlsconnection-gnutls.c:895
#6  0x00007ffff7550ac6 in g_main_dispatch (context=0x6cd450) at gmain.c:3058
#7  g_main_context_dispatch (context=context@entry=0x6cd450) at gmain.c:3634
#8  0x00007ffff7550e48 in g_main_context_iterate (context=0x6cd450, block=block@entry=1, dispatch=dispatch@entry=1, 
    self=<optimized out>) at gmain.c:3705
#9  0x00007ffff755125a in g_main_loop_run (loop=0x655f60) at gmain.c:3899
#10 0x000000000040965d in main (argc=1, argv=0x7fffffffe4f8) at src/ws/main.c:168
Comment 5 Stef Walter 2014-09-18 13:26:05 UTC 
Removing accidentally added private flag from bug.
Comment 7 Red Hat Bugzilla 2023-09-14 02:47:50 UTC 
The needinfo request[s] on this closed bug have been removed as they have been unresolved for 1000 days