Bug 614604 - invalid backtraces by gdb 7.0.1-23.el5
Summary: invalid backtraces by gdb 7.0.1-23.el5
Alias: None
Product: Fedora
Classification: Fedora
Component: gdb   
(Show other bugs)
Version: 12
Hardware: x86_64
OS: Linux
Target Milestone: ---
Assignee: Jan Kratochvil
QA Contact: Fedora Extras Quality Assurance
Keywords: Regression
Depends On: 614028
Blocks: 614601
TreeView+ depends on / blocked
Reported: 2010-07-14 20:46 UTC by Jan Kratochvil
Modified: 2010-10-02 21:32 UTC (History)
3 users (show)

Fixed In Version: gdb-7.1-29.fc13
Doc Type: Bug Fix
Doc Text:
Story Points: ---
Clone Of: 614028
Last Closed: 2010-10-02 21:32:36 UTC
Type: ---
Regression: ---
Mount Type: ---
Documentation: ---
Verified Versions:
Category: ---
oVirt Team: ---
RHEL 7.3 requirements from Atomic Host:
Cloudforms Team: ---

Attachments (Terms of Use)

Description Jan Kratochvil 2010-07-14 20:46:33 UTC
+++ This bug was initially created as a clone of Bug #614028 +++

Created an attachment (id=431479)
Old Backtrace, New Backtrace and Binary to reproduce

Description of problem:
gdb produces invalid backtraces.

for example stackframe of threads:
#12 0x0000000001db3818 in ?? ()
#13 0x00000000477c3c01 in ?? ()
#14 0x00000000477c3c50 in ?? ()
Cannot access memory at address 0x2f1b16068d234f5

Version-Release number of selected component (if applicable):
7.0.1-23.el5 (gdb-6.8-37.el5 - RHEL 5.4 - works perfectly)

How reproducible:

Steps to Reproduce:
1. Call Binary "BinaryToReproduce"
2. Binary will crash automatically with signal 6
3. Analyze coredump with gdb - following steps:
3.1 bt
3.2 info threads
3.3 thread apply all backtrace

Actual results:
see gdb.BinaryToReproduce_7.0.1-23.el5.txt in attached zip-archive.

Expected results:
see gdb.BinaryToReproduce_gdb-6.8-37.el5.txt in attached zip-archive.

Additional info:
Binary compliled with gcc version 4.1.2 20080704 (Red Hat 4.1.2-48).

--- Additional comment from jan.kratochvil@redhat.com on 2010-07-14 22:34:33 CEST ---

Fix + testcase at:

Comment 1 Fedora Update System 2010-07-20 17:33:59 UTC
gdb-7.1-29.fc13 has been submitted as an update for Fedora 13.

Comment 2 Fedora Update System 2010-07-20 18:07:21 UTC
gdb-7.0.1-49.fc12 has been submitted as an update for Fedora 12.

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