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#113 ed -u caused DF
[alex@miracle ~]$ uname -r
4.2.2-300.fc23.x86_64
[alex@miracle ~]$ echo -n "<hello><ed><hello><ed>HELLO</ed></hello></ed></hello>" > hello.xml
[alex@miracle ~]$ xmlstarlet ed -u '//hello/*' -v '' hello.xml
*** Error in `xmlstarlet': double free or corruption (fasttop): 0x0000559d1ab2e320 ***
======= Backtrace: =========
/lib64/libc.so.6(+0x77e15)[0x7f91b7bace15]
/lib64/libc.so.6(+0x8041a)[0x7f91b7bb541a]
/lib64/libc.so.6(cfree+0x4c)[0x7f91b7bb8bcc]
/lib64/libxml2.so.2(xmlFreeNodeList+0x1da)[0x7f91b7f4d2ea]
/lib64/libxml2.so.2(xmlNodeSetContent+0xd6)[0x7f91b7f4f9b6]
xmlstarlet(+0x755f)[0x559d1952b55f]
xmlstarlet(+0x7d93)[0x559d1952bd93]
xmlstarlet(+0x84de)[0x559d1952c4de]
xmlstarlet(+0x54e9)[0x559d195294e9]
/lib64/libc.so.6(__libc_start_main+0xf0)[0x7f91b7b55580]
xmlstarlet(+0x5869)[0x559d19529869]
Aborted (core dumped)
