Subject: Re: [PATCHv3] selftests: Use ktap helpers for runner.sh

From: Hangbin Liu <[email-masked]>
Date: Fri, 17 Apr 2026 07:43:16 +0000

On Thu, Apr 16, 2026 at 04:07:08PM +0800, Qingfang Deng wrote:
> Hi, Hangbin
> 
> This patch broke selftests run with `make -C tools/testing/selftests` as
> make uses /bin/sh by default:
> 
> /bin/sh: 5: /home/qf/linux-next/tools/testing/selftests/kselftest/runner.sh:
> Bad substitution
> 
> Add `SHELL := /bin/bash` to the start of lib.mk to fix this.

Hi Qingfang,

Thanks for the report. I saw Mark helped fix this issue.
Sorry for the inconvenient.

hangbin