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Fri, 3 Nov 2023 16:30:09 -0400 (EDT) Date: Fri, 3 Nov 2023 21:30:07 +0100 From: Marek Marczykowski-G'orecki To: Keith Busch Cc: Mikulas Patocka , Jens Axboe , Christoph Hellwig , Sagi Grimberg , Jan Kara , Vlastimil Babka , Andrew Morton , Matthew Wilcox , Michal Hocko , stable@vger.kernel.org, regressions@lists.linux.dev, Alasdair Kergon , Mike Snitzer , dm-devel@lists.linux.dev, linux-mm@kvack.org Subject: Re: Intermittent storage (dm-crypt?) freeze - regression 6.4->6.5 Message-ID: References: <20231031140136.25bio5wajc5pmdtl@quack3> <8a35cdea-3a1a-e859-1f7c-55d1c864a48@redhat.com> <3cb4133c-b6db-9187-a678-11ed8c9456e@redhat.com> MIME-Version: 1.0 Content-Type: multipart/signed; micalg=pgp-sha256; protocol="application/pgp-signature"; boundary="yuf1ZxSRHkcmxVTM" Content-Disposition: inline In-Reply-To: X-Rspamd-Server: rspam09 X-Rspamd-Queue-Id: 8183C14000E X-Stat-Signature: dyj6ssor9i8eqym1froicx9dhjfcc56n X-Rspam-User: X-HE-Tag: 1699043416-952209 X-HE-Meta: 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 06AWg5rX ESK85S90uog2MHOhe/YxHd0OY9QUGW1YNGYXuv7XaC+F/YhXXEJTmQACTUNqGRf4A2zI6felB+VYvccd1tdcqmZOOM3KjqA/k7sp+/l8hqMCP9LVWCr5NWvWrjzEAeyEMVBl1Hry4pLW8SiJmhXDAHmBtAhL85nlFZv3fJf/NSGVH4hNHLYt7qdZ9rym9/zajWs6ZS1EYdXUphOgsovm7WrFWcnUtr1O7eN5bRIj8cqHeW+nilozM415uD+96xu4z7wjRPGfkroT9zu0RDqiLlXZlUExyXJEUceOtmKczl0GSfJ+Xr5R+UaHJlC2sJNaCp3sH6h2uiCfj3c+gS+tOZm7vsA3gZxdjIp6kuKPxvmmkRrroQ5IIsIy3s3rMup3k4lQd X-Bogosity: Ham, tests=bogofilter, spamicity=0.000000, version=1.2.4 Sender: owner-linux-mm@kvack.org Precedence: bulk X-Loop: owner-majordomo@kvack.org List-ID: List-Subscribe: List-Unsubscribe: --yuf1ZxSRHkcmxVTM Content-Type: text/plain; protected-headers=v1; charset=utf-8 Content-Disposition: inline Content-Transfer-Encoding: quoted-printable Date: Fri, 3 Nov 2023 21:30:07 +0100 From: Marek Marczykowski-G'orecki To: Keith Busch Cc: Mikulas Patocka , Jens Axboe , Christoph Hellwig , Sagi Grimberg , Jan Kara , Vlastimil Babka , Andrew Morton , Matthew Wilcox , Michal Hocko , stable@vger.kernel.org, regressions@lists.linux.dev, Alasdair Kergon , Mike Snitzer , dm-devel@lists.linux.dev, linux-mm@kvack.org Subject: Re: Intermittent storage (dm-crypt?) freeze - regression 6.4->6.5 On Fri, Nov 03, 2023 at 10:54:00AM -0600, Keith Busch wrote: > On Fri, Nov 03, 2023 at 05:15:49PM +0100, Marek Marczykowski-G'orecki wro= te: > > On Thu, Nov 02, 2023 at 06:06:33PM +0100, Mikulas Patocka wrote: > > > Then, try this patch (without "iommu=3Dpanic"), reproduce the deadloc= k and=20 > > > tell us which one of the "printk" statements is triggered during the= =20 > > > deadlock. > >=20 > > The "821" one - see below. >=20 > Thanks for confirming! >=20 > Could you try this patch? Besides min3() being unhappy about types, it works. --=20 Best Regards, Marek Marczykowski-G=C3=B3recki Invisible Things Lab --yuf1ZxSRHkcmxVTM Content-Type: application/pgp-signature; name="signature.asc" -----BEGIN PGP SIGNATURE----- iQEzBAEBCAAdFiEEhrpukzGPukRmQqkK24/THMrX1ywFAmVFWE8ACgkQ24/THMrX 1yyuJwf/QrvaBEdlhG9DYkM9z4WbVbcowiBQExRs882g+TwGp7fkdzpciHy7/T1a qSblG2ULoUOVzXQrq4FHa8fvfnZm8mgACXTadcxFAZ00cPGhYFS7KNRrenEpx0W0 hWqFpM3jBayFqbDiN0otha5hY8KGhKu3H8AIxVJFFm1QaE2joGK31Xwy9FE5aN05 svFU7EHw1o8CLy6w2UKKorBgYJWFPgRXyGxXuwliN9VkL01pMDuA8t30cZdyDvMs 9bz/kKjkvOFlgMqGXCtL1gUqmzhZ53ZOejGYDavv9IiemNkjDVFF8/Drw7aowzn/ 6uQnvCpIAy5TaIUE+G9kpyBm5jYEmQ== =VPNu -----END PGP SIGNATURE----- --yuf1ZxSRHkcmxVTM--