linux-kernel - Re: [kbuild-all] Re: {standard input}:24403: Error: Insn slot not set in unwind record.

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Date:   Tue, 25 Oct 2022 08:52:43 +0800
From:   "Chen, Rong A" <rong.a.chen@...el.com>
To:     Kees Cook <keescook@...omium.org>,
        kernel test robot <lkp@...el.com>
Cc:     kbuild-all@...ts.01.org, linux-kernel@...r.kernel.org
Subject: Re: [kbuild-all] Re: {standard input}:24403: Error: Insn slot not set
 in unwind record.



On 10/22/2022 12:13 AM, Kees Cook wrote:
> On Fri, Oct 21, 2022 at 01:32:16PM +0800, kernel test robot wrote:
>> Hi Kees,
>>
>> FYI, the error/warning still remains.
>>
>> tree:   https://git.kernel.org/pub/scm/linux/kernel/git/torvalds/linux.git master
>> head:   aae703b02f92bde9264366c545e87cec451de471
>> commit: a82adfd5c7cb4b8bb37ef439aed954f9972bb618 hardening: Introduce CONFIG_ZERO_CALL_USED_REGS
>> date:   1 year, 3 months ago
>> config: ia64-randconfig-r024-20221020
>> compiler: ia64-linux-gcc (GCC) 12.1.0
> 
> This feature isn't supported on ia64 -- I don't see how this commit
> could be causing the warnings.
> 

Hi Kees,

Thanks for your reply, we will disable CONFIG_ZERO_CALL_USED_REGS for ia64.

Best Regards,
Rong Chen