Bug 498915 - btt segfaults when analyzing an input file
btt segfaults when analyzing an input file
Product: Red Hat Enterprise Linux 5
Classification: Red Hat
Component: blktrace (Show other bugs)
All Linux
medium Severity medium
: rc
: ---
Assigned To: Eric Sandeen
Depends On:
  Show dependency treegraph
Reported: 2009-05-04 09:23 EDT by Milos Malik
Modified: 2010-02-03 08:18 EST (History)
0 users

See Also:
Fixed In Version:
Doc Type: Bug Fix
Doc Text:
Story Points: ---
Clone Of:
Last Closed: 2009-09-02 05:41:11 EDT
Type: ---
Regression: ---
Mount Type: ---
Documentation: ---
Verified Versions:
Category: ---
oVirt Team: ---
RHEL 7.3 requirements from Atomic Host:
Cloudforms Team: ---

Attachments (Terms of Use)
blktrace output file (1.55 KB, application/octet-stream)
2009-05-04 09:24 EDT, Milos Malik
no flags Details
blkrawverify output file (143 bytes, text/plain)
2009-05-04 09:25 EDT, Milos Malik
no flags Details
strace output when running btt (2.60 KB, text/plain)
2009-05-04 09:26 EDT, Milos Malik
no flags Details

  None (edit)
Description Milos Malik 2009-05-04 09:23:01 EDT
Description of problem:
btt segfaults when analyzing an input file created by blktrace

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

How reproducible:

Steps to Reproduce:
# blktrace -d /dev/mapper/VolGroup00-LogVol00 -w 10
Device: /dev/mapper/VolGroup00-LogVol00
  CPU  0:                    0 events,        2 KiB data
  Total:                     0 events (dropped 0),        2 KiB data
# ls -l *.blktrace.*
-rw-r--r-- 1 root root 1584 May  4 09:18 dm-0.blktrace.0
# blkrawverify dm-0
Verifying dm-0
    CPU 0 
Wrote output to dm-0.verify.out
# btt -i dm-0.blktrace.0 
Segmentation fault
# echo $?

Actual results:

Expected results:
no segfaults

Additional info:
Comment 1 Milos Malik 2009-05-04 09:24:10 EDT
Created attachment 342301 [details]
blktrace output file
Comment 2 Milos Malik 2009-05-04 09:25:23 EDT
Created attachment 342302 [details]
blkrawverify output file
Comment 3 Milos Malik 2009-05-04 09:26:25 EDT
Created attachment 342303 [details]
strace output when running btt
Comment 6 Eric Sandeen 2009-05-04 16:50:33 EDT
Fixed by:


upstream; I'll pull it in.

Comment 7 Eric Sandeen 2009-05-04 16:53:26 EDT
Building in blktrace-1.0.0-4.el5
Comment 12 errata-xmlrpc 2009-09-02 05:41:11 EDT
An advisory has been issued which should help the problem
described in this bug report. This report is therefore being
closed with a resolution of ERRATA. For more information
on therefore solution and/or where to find the updated files,
please follow the link below. You may reopen this bug report
if the solution does not work for you.


Note You need to log in before you can comment on or make changes to this bug.