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Subject: Re: kernel panic when resuming from hibernate in next-20260406 with PREEMPT_RT From: Bert Karwatzki To: "Ostrowski, Rafal" Cc: "Varone, Dillon" , spasswolf@web.de, "Hung, Alex" , "Deucher, Alexander" , Sebastian Andrzej Siewior , Thomas Gleixner , "linux-kernel@vger.kernel.org" , "linux-next@vger.kernel.org" , "linux-rt-devel@lists.linux.dev" , "amd-gfx@lists.freedesktop.org" Date: Thu, 09 Apr 2026 15:33:57 +0200 In-Reply-To: References: <20260409131411.10598-1-spasswolf@web.de> Content-Type: text/plain; charset="UTF-8" User-Agent: Evolution 3.56.2-0+deb13u1 MIME-Version: 1.0 Content-Transfer-Encoding: quoted-printable X-Provags-ID: V03:K1:GX4I2Xq7iTVSXwmjy1AN7uzYHCc5OIuGIUDUmG3WLxG1OI0Qe/6 Daw18jcza5avsyEo/ZKLQhzpNzkPY2Zm7CUVOoZ1Tn0K6hURVUZzIqZcgctTYIwoBtX79If 2hz45U3NaaesFbeuIiSqOXg6xllwJMlJ2Jg7tDeQ4c9IOuFEvr8F/agETvtU5r9YzVNR8t0 EwSC7ooYJeFg9vMC50Usw== UI-OutboundReport: notjunk:1;M01:P0:rVLMFJy7GTE=;MYysgB1gvgqbgsjDyyalwjV8XZX 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09.04.2026 um 13:30 +0000 schrieb Ostrowski, Rafal: >=20 >=20 >=20 > [AMD Official Use Only - AMD Internal Distribution Only] >=20 > Hi Bert, >=20 >=20 > Sorry that you experience this issue. >=20 >=20 > Do you have all these 3 patches?: > "drm/amd/display: Move FPU Guards From DML To DC - Part 1" > "drm/amd/display: Move FPU Guards From DML To DC - Part 2" > "drm/amd/display: Move FPU Guards From DML To DC - Part 3" >=20 >=20 > These are highly dependent on each other. >=20 >=20 > Kind Regards, > Rafal >=20 The crashes also occur when all three patches are applied. Bert Karwatzki