Comment # 11 on bug 1232536 from Jiri Slaby

(In reply to Jiri Slaby from comment #10)
> (In reply to Petr Vorel from comment #8)
> > > on TW (notice there's no "readline" function):
> > readelf -Wa /usr/bin/bash |grep -w 'FUNC.* readline'
> >    212: 0000000000000000     0 FUNC    GLOBAL DEFAULT  UND readline
> 
> It is dynamically linked from libreadline. libreadline contains the
> implementation:
> readelf -Wa /usr/lib64/libreadline.so.8 | grep -w 'FUNC.* readline'
>    696: 0000000000027f20   169 FUNC    GLOBAL DEFAULT   15 readline

So:
bpftrace -l 'uprobe:/usr/lib64/libreadline.so.8:*'|grep -i :readline
uprobe:/usr/lib64/libreadline.so.8:readline