Bug#1138033: linux-image-7.1-loong64 dmesg has Call Trace Workqueue: events drm_fb_helper_damage_work [drm_kms_helper]

From	Icenowy Zheng <zhengxingda@iscas.ac.cn>
Newsgroups	linux.debian.bugs.dist, linux.debian.kernel
Subject	Bug#1138033: linux-image-7.1-loong64 dmesg has Call Trace Workqueue: events drm_fb_helper_damage_work [drm_kms_helper]
Date	2026-05-31 12:10 +0200
Message-ID	<N0Lhg-9f1l-19@gated-at.bofh.it> (permalink)
References	<MZjwJ-8fBh-1@gated-at.bofh.it> <N0Lhg-9f1l-21@gated-at.bofh.it> <MZjwJ-8fBh-1@gated-at.bofh.it> <N0Lhg-9f1l-21@gated-at.bofh.it>
Organization	linux.* mail to news gateway

Cross-posted to 2 groups.

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在 2026-05-31日的 08:49 +0200，Uwe Kleine-König写道：

> That patch wasn't accepted, there is a newer patch under discussion
> by
> the same author, but I'm unsure if that is the continuation of
> addressing this issue:
> https://lore.kernel.org/dri-devel/20260519092420.1124348-1-zhengxingda@iscas.ac.cn/

Yes, this is trying to address the same issue; however it seems that
fbdev emulation is some kind of rabbit hole difficult to address, and I
start to doubt whether this fix is correct (but at least the previous
change to drm/loongson is surely wrong).

> 
> @Icenowy: Is that the same issue that you're addressing in the
> currently
> discussed patch? If yes, can you please add
> 
> 	Closes: https://bugs.debian.org/1138033

Okay, I will add this in the next revision.

Thanks,
Icenowy

> 
> to the next revision to simplify tracking for us (= debian-kernel
> team)?
> 
> Best regards
> Uwe

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Bug#1138033: linux-image-7.1-loong64 dmesg has Call Trace Workqueue: events drm_fb_helper_damage_work [drm_kms_helper] xiao sheng wen <atzlinux@debian.org> - 2026-05-27 12:20 +0200
  Bug#1138033: linux-image-7.1-loong64 dmesg has Call Trace Workqueue: events drm_fb_helper_damage_work [drm_kms_helper] larryw3i <larryw3i@yeah.net> - 2026-05-28 02:50 +0200
  Bug#1138033: linux-image-7.1-loong64 dmesg has Call Trace Workqueue: events drm_fb_helper_damage_work [drm_kms_helper] Uwe Kleine-König <ukleinek@debian.org> - 2026-05-31 09:30 +0200
  Bug#1138033: linux-image-7.1-loong64 dmesg has Call Trace Workqueue: events drm_fb_helper_damage_work [drm_kms_helper] Icenowy Zheng <zhengxingda@iscas.ac.cn> - 2026-05-31 12:10 +0200

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