To capture this:
<kind>SyscallParam</kind>
<what>Syscall param msync(start) points to unaddressable byte(s)</what>
<stack>
<frame>
<ip>0x5081B3D</ip>
<obj>/lib/x86_64-linux-gnu/libpthread-2.19.so</obj>
<dir>/build/buildd/eglibc-2.19/nptl/../sysdeps/unix</dir>
<file>syscall-template.S</file>
<line>81</line>
</frame>
<frame>
<ip>0x76BA123</ip>
<obj>/usr/lib/x86_64-linux-gnu/libunwind.so.8.0.1</obj>
</frame>
<frame>
<ip>0x76BCEF6</ip>
<obj>/usr/lib/x86_64-linux-gnu/libunwind.so.8.0.1</obj>
</frame>
<frame>
<ip>0x76BE151</ip>
<obj>/usr/lib/x86_64-linux-gnu/libunwind.so.8.0.1</obj>
</frame>
<frame>
<ip>0x76BE4E8</ip>
<obj>/usr/lib/x86_64-linux-gnu/libunwind.so.8.0.1</obj>
</frame>
<frame>
<ip>0x76BAA30</ip>
<obj>/usr/lib/x86_64-linux-gnu/libunwind.so.8.0.1</obj>
<fn>_ULx86_64_step</fn>
</frame>
<frame>
<ip>0x5C42052</ip>
<obj>/usr/lib/libtcmalloc.so.4.1.2</obj>
<fn>GetStackTrace(void**, int, int)</fn>
</frame>
<frame>
<ip>0x5C349F4</ip>
<obj>/usr/lib/libtcmalloc.so.4.1.2</obj>
<fn>tcmalloc::PageHeap::GrowHeap(unsigned long)</fn>
</frame>
<frame>
<ip>0x5C34D02</ip>
<obj>/usr/lib/libtcmalloc.so.4.1.2</obj>
<fn>tcmalloc::PageHeap::New(unsigned long)</fn>
</frame>
<frame>
<ip>0x5C25D0C</ip>
<obj>/usr/lib/libtcmalloc.so.4.1.2</obj>
</frame>
<frame>
<ip>0x5C46378</ip>
<obj>/usr/lib/libtcmalloc.so.4.1.2</obj>
<fn>operator new[](unsigned long)</fn>
</frame>
Signed-off-by: Sage Weil <sage@redhat.com>
fun:_Z13GetStackTracePPvii
fun:_ZN8tcmalloc8PageHeap8GrowHeapEm
fun:_ZN8tcmalloc8PageHeap3NewEm
- fun:_ZN8tcmalloc15CentralFreeList8PopulateEv
- fun:_ZN8tcmalloc15CentralFreeList18FetchFromSpansSafeEv
- fun:_ZN8tcmalloc15CentralFreeList11RemoveRangeEPPvS2_i
}
{
tcmalloc: msync heap allocation points to uninit bytes 2 (trusty)