linux-kernel - Re: stable-rc linux-6.6.y: Queues: tinyconfig: undefined reference to `irq_work

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Message-ID: <CA+G9fYu1QsoBLgqn5yQF28n=0gz773-cO2jq9J=qeUNugD+Hcg@mail.gmail.com>
Date: Thu, 24 Oct 2024 22:56:53 +0530
From: Naresh Kamboju <naresh.kamboju@...aro.org>
To: linux-stable <stable@...r.kernel.org>, open list <linux-kernel@...r.kernel.org>, 
	rcu <rcu@...r.kernel.org>
Cc: Anders Roxell <anders.roxell@...aro.org>, Dan Carpenter <dan.carpenter@...aro.org>, 
	"Paul E. McKenney" <paulmck@...nel.org>, Greg Kroah-Hartman <gregkh@...uxfoundation.org>, 
	Sasha Levin <sashal@...nel.org>, Sebastian Andrzej Siewior <bigeasy@...utronix.de>, 
	Peter Zijlstra <peterz@...radead.org>
Subject: Re: stable-rc linux-6.6.y: Queues: tinyconfig: undefined reference to `irq_work_queue'

On Thu, 24 Oct 2024 at 20:11, Naresh Kamboju <naresh.kamboju@...aro.org> wrote:
>
> Most of the tinyconfigs are failing on stable-rc linux-6.6.y.
>
> Build errors:
> --------------
> aarch64-linux-gnu-ld: kernel/task_work.o: in function `task_work_add':
> task_work.c:(.text+0x190): undefined reference to `irq_work_queue'
> task_work.c:(.text+0x190): relocation truncated to fit:
> R_AARCH64_CALL26 against undefined symbol `irq_work_queue'

Anders bisected this regression and found,
# first bad commit:
  [63ad09867ee1affe4b7a5914deeb031d5b4c0be2]
  task_work: Add TWA_NMI_CURRENT as an additional notify mode.
  [ Upstream commit 466e4d801cd438a1ab2c8a2cce1bef6b65c31bbb ]

- Naresh