From: Matthew Wilcox <willy@infradead.org>
To: Linus Torvalds <torvalds@linux-foundation.org>
Cc: kernel test robot <oliver.sang@intel.com>,
Uladzislau Rezki <urezki@gmail.com>, Mel Gorman <mgorman@suse.de>,
Hillf Danton <hdanton@sina.com>, Michal Hocko <mhocko@suse.com>,
Nicholas Piggin <npiggin@gmail.com>,
Oleksiy Avramchenko <oleksiy.avramchenko@sonymobile.com>,
Steven Rostedt <rostedt@goodmis.org>,
Andrew Morton <akpm@linux-foundation.org>,
LKML <linux-kernel@vger.kernel.org>,
lkp@lists.01.org, kernel test robot <lkp@intel.com>
Subject: Re: [mm/vmalloc] 5c1f4e690e: BUG:sleeping_function_called_from_invalid_context_at_mm/page_alloc.c
Date: Tue, 13 Jul 2021 19:26:53 +0100 [thread overview]
Message-ID: <YO3a7erVd2yXdaAK@casper.infradead.org> (raw)
In-Reply-To: <CAHk-=wiDif7SvA5DOWj9ssDuYHC4ujUFPd7ad-ydhY-WMLb-kQ@mail.gmail.com>
On Tue, Jul 13, 2021 at 11:19:29AM -0700, Linus Torvalds wrote:
> Does anybody see what the problem is there?
>
> There's an odd report _after_ the warning:
>
> [ 131.345319] raw_local_irq_restore() called with IRQs enabled
> [ 131.366561] RIP: 0010:warn_bogus_irq_restore+0x1d/0x20
> [ 131.433334] __alloc_pages_bulk+0xbb8/0xf20
That's the key -- __alloc_pages_bulk has interrupts disabled and then
page_owner allocates memory for the stack dump. Mel has a fix; I think
we're just waiting for it to hit your tree.
next prev parent reply other threads:[~2021-07-13 18:27 UTC|newest]
Thread overview: 7+ messages / expand[flat|nested] mbox.gz Atom feed top
2021-07-13 14:24 [mm/vmalloc] 5c1f4e690e: BUG:sleeping_function_called_from_invalid_context_at_mm/page_alloc.c kernel test robot
2021-07-13 18:19 ` Linus Torvalds
2021-07-13 18:26 ` Matthew Wilcox [this message]
2021-07-13 19:58 ` Uladzislau Rezki
2021-07-13 21:54 ` Mel Gorman
2021-07-13 19:52 ` Linus Torvalds
2021-07-14 8:48 ` [LKP] " Chen, Rong A
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