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Bug #19778
closedvalgrind leak reported in __tracepoints__init, dlopen
% Done:
0%
Source:
Tags:
Backport:
Regression:
No
Severity:
3 - minor
Reviewed:
Affected Versions:
ceph-qa-suite:
Pull request ID:
Crash signature (v1):
Crash signature (v2):
Description
<error> <unique>0x1b</unique> <tid>1</tid> <kind>Leak_StillReachable</kind> <xwhat> <text>32 bytes in 1 blocks are still reachable in loss record 28 of 86</text> <leakedbytes>32</leakedbytes> <leakedblocks>1</leakedblocks> </xwhat> <stack> <frame> <ip>0x9F35975</ip> <obj>/usr/lib64/valgrind/vgpreload_memcheck-amd64-linux.so</obj> <fn>calloc</fn> <dir>/builddir/build/BUILD/valgrind-3.11.0/coregrind/m_replacemalloc</dir> <file>vg_replace_malloc.c</file> <line>711</line> </frame> <frame> <ip>0xA34861F</ip> <obj>/usr/lib64/libdl-2.17.so</obj> <fn>_dlerror_run</fn> </frame> <frame> <ip>0xA348050</ip> <obj>/usr/lib64/libdl-2.17.so</obj> <fn>dlopen@@GLIBC_2.2.5</fn> </frame> <frame> <ip>0x409493</ip> <obj>/usr/bin/ceph-mon</obj> <fn>__tracepoints__init</fn> <dir>/usr/include/lttng</dir> <file>tracepoint.h</file> <line>281</line> </frame> <frame> <ip>0xC9495C</ip> <obj>/usr/bin/ceph-mon</obj> <fn>__libc_csu_init</fn> </frame> <frame> <ip>0xD2D7AC4</ip> <obj>/usr/lib64/libc-2.17.so</obj> <fn>(below main)</fn> </frame> </stack> </error>
first saw this on 7ab4c76, wip-sage-testing-20170424a
/a/sage-2017-04-25_02:25:56-rados-wip-sage-testing---basic-smithi/1065854
didn't think it was related to the prs in question so they (mostly) all merged, but in retrospect i may have been wrong about that.
it's not appearing on master, latest is /a/sage-2017-04-25_17:36:45-rados-wip-sage-testing---basic-smithi/1068785
see also http://pulpito.ceph.com/sage-2017-04-25_16:21:58-rados:verify-master---basic-smithi/
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