Bug 1082346
| Summary: | magic_load() produces memory leaks | ||||||
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| Product: | [Fedora] Fedora | Reporter: | Tomas Mlcoch <tmlcoch> | ||||
| Component: | file | Assignee: | Jan Kaluža <jkaluza> | ||||
| Status: | CLOSED ERRATA | QA Contact: | Fedora Extras Quality Assurance <extras-qa> | ||||
| Severity: | unspecified | Docs Contact: | |||||
| Priority: | unspecified | ||||||
| Version: | 20 | CC: | jkaluza | ||||
| Target Milestone: | --- | ||||||
| Target Release: | --- | ||||||
| Hardware: | Unspecified | ||||||
| OS: | Unspecified | ||||||
| Whiteboard: | |||||||
| Fixed In Version: | file-5.19-1.fc20 | Doc Type: | Bug Fix | ||||
| Doc Text: | Story Points: | --- | |||||
| Clone Of: | Environment: | ||||||
| Last Closed: | 2014-07-05 14:53:13 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: | |||||||
| Attachments: |
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This is fixed in file-5.19 in rawhide. file-5.19-1.fc20 has been submitted as an update for Fedora 20. https://admin.fedoraproject.org/updates/file-5.19-1.fc20 Package file-5.19-1.fc20: * should fix your issue, * was pushed to the Fedora 20 testing repository, * should be available at your local mirror within two days. Update it with: # su -c 'yum update --enablerepo=updates-testing file-5.19-1.fc20' as soon as you are able to. Please go to the following url: https://admin.fedoraproject.org/updates/FEDORA-2014-7992/file-5.19-1.fc20 then log in and leave karma (feedback). file-5.19-1.fc20 has been pushed to the Fedora 20 stable repository. If problems still persist, please make note of it in this bug report. |
Created attachment 880313 [details] Reproducer magic_load() produces memory leaks every time it's called. See the attached reproducer.c $ make clean && make && valgrind --leak-check=full ./reproducer rm -rf reproducer gcc -Wall -Wextra -lmagic reproducer.c -o reproducer ==25855== Memcheck, a memory error detector ==25855== Copyright (C) 2002-2013, and GNU GPL'd, by Julian Seward et al. ==25855== Using Valgrind-3.9.0 and LibVEX; rerun with -h for copyright info ==25855== Command: ./reproducer ==25855== ==25855== ==25855== HEAP SUMMARY: ==25855== in use at exit: 80 bytes in 4 blocks ==25855== total heap usage: 24 allocs, 20 frees, 1,900 bytes allocated ==25855== ==25855== 40 bytes in 1 blocks are definitely lost in loss record 2 of 3 ==25855== at 0x4C291D4: calloc (in /usr/lib64/valgrind/vgpreload_memcheck-amd64-linux.so) ==25855== by 0x4E39BD8: file_apprentice (in /usr/lib64/libmagic.so.1.0.0) ==25855== by 0x400929: main (in /home/tojaj/magic_file_reproducer/reproducer) ==25855== ==25855== 40 bytes in 1 blocks are definitely lost in loss record 3 of 3 ==25855== at 0x4C291D4: calloc (in /usr/lib64/valgrind/vgpreload_memcheck-amd64-linux.so) ==25855== by 0x4E3921A: ??? (in /usr/lib64/libmagic.so.1.0.0) ==25855== by 0x4E39E4E: file_apprentice (in /usr/lib64/libmagic.so.1.0.0) ==25855== by 0x400929: main (in /home/tojaj/magic_file_reproducer/reproducer) ==25855== ==25855== LEAK SUMMARY: ==25855== definitely lost: 80 bytes in 2 blocks ==25855== indirectly lost: 0 bytes in 2 blocks ==25855== possibly lost: 0 bytes in 0 blocks ==25855== still reachable: 0 bytes in 0 blocks ==25855== suppressed: 0 bytes in 0 blocks ==25855== ==25855== For counts of detected and suppressed errors, rerun with: -v ==25855== ERROR SUMMARY: 2 errors from 2 contexts (suppressed: 2 from 2)