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Date: Mon, 3 Jul 2023 03:29:30 +0200
From: "Jason A. Donenfeld" <Jason@zx2c4.com>
To: Linux regressions mailing list <regressions@lists.linux.dev>
Cc: Bagas Sanjaya <bagasdotme@gmail.com>,
	Eric DeVolder <eric.devolder@oracle.com>,
	"Borislav Petkov (AMD)" <bp@alien8.de>,
	David R <david@unsolicited.net>,
	Boris Ostrovsky <boris.ovstrosky@oracle.com>,
	Miguel Luis <miguel.luis@oracle.com>,
	"Paul E. McKenney" <paulmck@kernel.org>,
	Joel Fernandes <joel@joelfernandes.org>,
	Boqun Feng <boqun.feng@gmail.com>,
	Jay Vosburgh <j.vosburgh@gmail.com>,
	Andy Gospodarek <andy@greyhouse.net>,
	"Rafael J. Wysocki" <rafael@kernel.org>,
	Len Brown <lenb@kernel.org>, Thomas Gleixner <tglx@linutronix.de>,
	Ingo Molnar <mingo@redhat.com>,
	Dave Hansen <dave.hansen@linux.intel.com>, x86@kernel.org,
	"H. Peter Anvin" <hpa@zytor.com>,
	Linux Kernel Mailing List <linux-kernel@vger.kernel.org>,
	Linux RCU <rcu@vger.kernel.org>,
	Wireguard Mailing List <wireguard@lists.zx2c4.com>,
	Linux Networking <netdev@vger.kernel.org>,
	Linux ACPI <linux-acpi@vger.kernel.org>,
	Manuel 'satmd' Leiner <manuel.leiner@gmx.de>
Subject: Re: Fwd: RCU stalls with wireguard over bonding over igb on Linux
 6.3.0+
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References: <e5b76a4f-81ae-5b09-535f-114149be5069@gmail.com>
 <79196679-fb65-e5ad-e836-2c43447cfacd@gmail.com>
 <10f2a5ee-91e2-1241-9e3b-932c493e61b6@leemhuis.info>
 <CAHmME9onMWdJVUerf86V0kpmNKByt+VC=SUfys+GFryGq1ziHQ@mail.gmail.com>
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In-Reply-To: <CAHmME9onMWdJVUerf86V0kpmNKByt+VC=SUfys+GFryGq1ziHQ@mail.gmail.com>

On Sun, Jul 02, 2023 at 03:46:38PM +0200, Jason A. Donenfeld wrote:
> I've got an overdue patch that I still need to submit to netdev, which
> I suspect might actually fix this.
> 
> Can you let me know if
> https://git.zx2c4.com/wireguard-linux/patch/?id=54d5e4329efe0d1dba8b4a58720d29493926bed0
> solves the problem?

satmd, the original reporter, confirmed over on the Gentoo bug report -
https://bugs.gentoo.org/909066 - that this patch fixes the issue.

This patch has been sent into netdev and will presumably hit the various
trees and stable in due time.

Jason