linux-kernel - Re: kernel/unwind/deferred.c:257:18-21: WARNING: Unsigned expression compared with zero: bit

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Message-ID: <hwdecvhaoykfuv566zrby4yigs6wshy5poey2zojzkderpcsar@rl7fwu3di6ma>
Date: Tue, 3 Feb 2026 11:55:13 -0800
From: Josh Poimboeuf <jpoimboe@...nel.org>
To: Julia Lawall <julia.lawall@...ia.fr>
Cc: Peter Zijlstra <peterz@...radead.org>, 
	"Steven Rostedt (Google)" <rostedt@...dmis.org>, oe-kbuild@...ts.linux.dev, linux-kernel@...r.kernel.org
Subject: Re: kernel/unwind/deferred.c:257:18-21: WARNING: Unsigned expression
 compared with zero: bit < 0 (fwd)

On Mon, Feb 02, 2026 at 12:50:48PM +0100, Julia Lawall wrote:
> bit is unsigned, so it should not be less than 0.

Hm, I distinctly recall reporting that issue some months ago, along with
another bug.  I guess they got forgotten.  Let me work up a couple of
patches.  Thanks!

-- 
Josh