From: Sam Ravnborg Date: Sun, 29 May 2016 17:30:38 +0000 Subject: Re: [4.1.x -- 4.6.x and probably HEAD] Reproducible unprivileged panic/TLB BUG on sparc via a stack- Message-Id: <20160529173038.GA31518@ravnborg.org> List-Id: References: <20160527.123731.2105286005500436503.davem@davemloft.net> <8760tz2n1j.fsf@esperi.org.uk> <20160527.155137.1489438133864702237.davem@davemloft.net> <20160528.212420.136855725029412782.davem@davemloft.net> In-Reply-To: <20160528.212420.136855725029412782.davem@davemloft.net> MIME-Version: 1.0 Content-Type: text/plain; charset="us-ascii" Content-Transfer-Encoding: 7bit To: David Miller Cc: nix@esperi.org.uk, linux-kernel@vger.kernel.org, sparclinux@vger.kernel.org, fweimer@redhat.com Hi Dave. > Ok, mystery solved. Super good explanation... > > ========== > >From d645a0376b0010cd60ae5651b3b84a56f5b0e5a4 Mon Sep 17 00:00:00 2001 > From: "David S. Miller" > Date: Sat, 28 May 2016 20:41:12 -0700 > Subject: [PATCH 2/2] sparc64: Fix return from trap window fill crashes. > > We must handle data access exception as well as memory address unaligned > exceptions from return from trap window fill faults, not just normal > TLB misses. It would be nice to include the explanation from the mail in the changelog. It gives a good background information and it is more accessible in the commit log rather than mails only. Sam