Re: [PATCH 6.18 000/122] 6.18.9-rc1 review

Greg Kroah-Hartman
2026-02-06T12:31:13Z

On Fri, Feb 06, 2026 at 05:29:58PM +0530, Jeffrin Thalakkottoor wrote:
> Build error related
> screenshot below.
>
> --------------------<screenshot>-----------------------
>
> $make -j 4
> DESCEND objtool
> DESCEND bpf/resolve_btfids
> INSTALL libsubcmd_headers
> INSTALL libbpf_headers
> INSTALL libsubcmd_headers
> make[5]: *** No rule to make target 'str_error.h', needed by
> '/home/jeffrin/kernel/linux-stable-rc/tools/bpf/resolve_btfids/libbpf/staticobjs/libbpf.o'.
> Stop.
> make[4]: *** [Makefile:152:
> /home/jeffrin/kernel/linux-stable-rc/tools/bpf/resolve_btfids/libbpf/staticobjs/libbpf-in.o]
> Error 2
> make[3]: *** [Makefile:61:
> /home/jeffrin/kernel/linux-stable-rc/tools/bpf/resolve_btfids//libbpf/libbpf.a]
> Error 2
> make[2]: *** [Makefile:76: bpf/resolve_btfids] Error 2
> make[1]: *** [/home/jeffrin/kernel/linux-stable-rc/Makefile:1449:
> tools/bpf/resolve_btfids] Error 2
> make[1]: *** Waiting for unfinished jobs....
> CALL scripts/checksyscalls.sh
> make: *** [Makefile:248: __sub-make] Error 2
> -----------------------<screenshot>---------------------------

What .config causes this?

thanks,

greg k-h