linux-kernel - Re: [tip:locking/futex] [futex] 56180dd20c: BUG:sleeping_function_called_from_invalid_context_at

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Message-ID: <aJML8dcu4vu4rbMR@xsang-OptiPlex-9020>
Date: Wed, 6 Aug 2025 16:01:53 +0800
From: Oliver Sang <oliver.sang@...el.com>
To: Thomas Gleixner <tglx@...utronix.de>
CC: Peter Zijlstra <peterz@...radead.org>, <oe-lkp@...ts.linux.dev>,
	<lkp@...el.com>, <linux-kernel@...r.kernel.org>, <x86@...nel.org>, "Sebastian
 Andrzej Siewior" <bigeasy@...utronix.de>, <linux-mm@...ck.org>,
	<ltp@...ts.linux.it>, <oliver.sang@...el.com>
Subject: Re: [tip:locking/futex] [futex]  56180dd20c:
 BUG:sleeping_function_called_from_invalid_context_at_kernel/nsproxy.c

hi, Thomas Gleixner,

On Thu, Jul 31, 2025 at 04:03:01PM +0200, Thomas Gleixner wrote:
> On Thu, Jul 31 2025 at 14:34, Thomas Gleixner wrote:
> > On Thu, Jul 31 2025 at 09:40, Oliver Sang wrote:
> >> On Tue, Jul 29, 2025 at 09:27:56AM +0200, Thomas Gleixner wrote:
> >>> > but bot seems not be able to capture other new dmesg stats.
> >>> 
> >>> Ah. The tracer does not dump on warnings by default. You need
> >>> 'panic_on_warn' on the command line as well. Forgot about that earlier.
> >>
> >> attached one dmesg FYI.
> >
> > Hmm, that trace dump was cut off before it completed by a reset
> > (probably your test timeout).
> >
> > Either you make the timeout longer or try the following on the kernel
> > command line instead of 'ftrace_dump_on_cpu':
> 
>   instead of 'ftrace_dump_ooops'

sorry for late, I just took several-day off.

attached dmesg FYI.


> 
> obviously

Download attachment "dmesg.xz" of type "application/x-xz" (109616 bytes)