Re: [Regression in 6.19-rc6] Build breakage after commit 436326bc525d

[Sasha Levin <sashal@kernel.org>]

On Tue, Jan 20, 2026 at 07:29:58PM +0100, Rafael J. Wysocki wrote:
>On Tue, Jan 20, 2026 at 6:40 PM Sasha Levin <sashal@kernel.org> wrote:
>>
>> On Tue, Jan 20, 2026 at 11:28:32AM +0100, Peter Zijlstra wrote:
>> >On Mon, Jan 19, 2026 at 09:19:31PM +0100, Rafael J. Wysocki wrote:
>> >> Hi Sasha,
>> >>
>> >> Commit 436326bc525d ("objtool: fix build failure due to missing
>> >> libopcodes check") breaks kernel build for me.
>> >>
>> >> Here's what I get when I try to build the kernel after that commit:
>> >>
>> >>   LD      /scratch/rafael/work/build/xps13/tools/objtool/objtool-in.o
>> >>   LINK    /scratch/rafael/work/build/xps13/tools/objtool/objtool
>> >> /usr/lib64/gcc/x86_64-suse-linux/15/../../../../x86_64-suse-linux/bin/ld:
>> >> /usr/lib64/gcc/x86_64-suse-linux/15/../../../../lib64/libopcodes.a(aarch64-dis.o):
>> >> in function `print_operands':
>> >> /home/abuild/rpmbuild/BUILD/binutils-2.45/build-dir/opcodes/../../opcodes/aarch64-dis.c:3945:(.text+0x6317):
>> >> undefined reference to `xmalloc'
>> >> /usr/lib64/gcc/x86_64-suse-linux/15/../../../../x86_64-suse-linux/bin/ld:
>> >> /home/abuild/rpmbuild/BUILD/binutils-2.45/build-dir/opcodes/../../opcodes/aarch64-dis.c:3992:(.text+0x6723):
>> >> undefined reference to `_sch_istable'
>> >> /usr/lib64/gcc/x86_64-suse-linux/15/../../../../x86_64-suse-linux/bin/ld:
>> >> /usr/lib64/gcc/x86_64-suse-linux/15/../../../../lib64/libopcodes.a(aarch64-dis.o):
>> >> in function `print_insn_aarch64':
>> >> /home/abuild/rpmbuild/BUILD/binutils-2.45/build-dir/opcodes/../../opcodes/aarch64-dis.c:4559:(.text+0x6b1e):
>> >> undefined reference to `bfd_get_bits'
>> >> /usr/lib64/gcc/x86_64-suse-linux/15/../../../../x86_64-suse-linux/bin/ld:
>> >> /usr/lib64/gcc/x86_64-suse-linux/15/../../../../lib64/libopcodes.a(aarch64-dis.o):
>> >> in function `parse_aarch64_dis_option':
>> >> /home/abuild/rpmbuild/BUILD/binutils-2.45/build-dir/opcodes/../../opcodes/aarch64-dis.c:103:(.text+0x6dea):
>> >> undefined reference to `_bfd_error_handler'
>> >> /usr/lib64/gcc/x86_64-suse-linux/15/../../../../x86_64-suse-linux/bin/ld:
>> >> /usr/lib64/gcc/x86_64-suse-linux/15/../../../../lib64/libopcodes.a(aarch64-opc.o):
>> >> in function `init_insn_sequence':
>> >> /home/abuild/rpmbuild/BUILD/binutils-2.45/build-dir/opcodes/../../opcodes/aarch64-opc.c:5561:(.text+0x5c06):
>> >> undefined reference to `xcalloc'
>> >> /usr/lib64/gcc/x86_64-suse-linux/15/../../../../x86_64-suse-linux/bin/ld:
>> >> /usr/lib64/gcc/x86_64-suse-linux/15/../../../../lib64/libopcodes.a(disassemble.o):
>> >> in function `remove_whitespace_and_extra_commas':
>> >> /home/abuild/rpmbuild/BUILD/binutils-2.45/build-dir/opcodes/../../opcodes/disassemble.c:801:(.text+0x346):
>> >> undefined reference to `_sch_istable'
>> >> ...
>> >>
>> >> (many more similar messages skipped).
>> >>
>> >> Reverting commit 436326bc525d makes the problem go away.
>>
>> Thanks for the report Rafael!
>>
>> Could you confirm that you're linking against static libraries? I haven't
>> tested that scenario.
>
>How do I check that?

What do you get running the below?

   ls /usr/lib/*/libopcodes*


-- 
Thanks,
Sasha