From mboxrd@z Thu Jan 1 00:00:00 1970 Received: from galois.linutronix.de (Galois.linutronix.de [193.142.43.55]) (using TLSv1.2 with cipher ECDHE-RSA-AES256-GCM-SHA384 (256/256 bits)) (No client certificate requested) by smtp.subspace.kernel.org (Postfix) with ESMTPS id 4B71578C7E; Fri, 31 May 2024 09:11:43 +0000 (UTC) Authentication-Results: smtp.subspace.kernel.org; arc=none smtp.client-ip=193.142.43.55 ARC-Seal:i=1; a=rsa-sha256; d=subspace.kernel.org; s=arc-20240116; t=1717146704; cv=none; b=Zvn/DR1EHSlH178FxzyVQLYk5w8yUL8Z1qFErS7JvwD4U+qQkYK+u2wM4/iRl7jwbhFPWdLNKQgvBO3Icmw8HG5+Ah5GoxweZfl2ORudif7QNsfuY+pdKOUbDEBI0JY+CyctCM2QTR4wpMV9fbvPvmZi1FigNBslGwWbvEtZQ8k= ARC-Message-Signature:i=1; a=rsa-sha256; d=subspace.kernel.org; s=arc-20240116; t=1717146704; c=relaxed/simple; bh=3MKARfDmtI2u29OtqOPhdYMoaiEH48p6RYJTh3QxfXc=; h=From:To:Cc:Subject:In-Reply-To:References:Date:Message-ID: MIME-Version:Content-Type; b=uDCHrQROEow+R5fdfwcIJZYwMfU5YEnM40TJuHtnwpkI3DMs5eP8LiRqhxgUsyI2bh4IlXAIXEuJmWcDPn3cDrKaoo7rc3n6AvUPFobvb1io9svhCTVx770qHibngxfCTFVNFjNxE3ptuIHjaKHWQO97upMpNdWyZWDBB89HdRY= ARC-Authentication-Results:i=1; smtp.subspace.kernel.org; dmarc=pass (p=none dis=none) header.from=linutronix.de; spf=pass smtp.mailfrom=linutronix.de; dkim=pass (2048-bit key) header.d=linutronix.de header.i=@linutronix.de header.b=W5Nd9uOs; dkim=permerror (0-bit key) header.d=linutronix.de header.i=@linutronix.de header.b=4iODCH1i; arc=none smtp.client-ip=193.142.43.55 Authentication-Results: smtp.subspace.kernel.org; dmarc=pass (p=none dis=none) header.from=linutronix.de Authentication-Results: smtp.subspace.kernel.org; spf=pass smtp.mailfrom=linutronix.de Authentication-Results: smtp.subspace.kernel.org; dkim=pass (2048-bit key) header.d=linutronix.de header.i=@linutronix.de header.b="W5Nd9uOs"; dkim=permerror (0-bit key) header.d=linutronix.de header.i=@linutronix.de header.b="4iODCH1i" From: Thomas Gleixner DKIM-Signature: v=1; a=rsa-sha256; c=relaxed/relaxed; d=linutronix.de; s=2020; t=1717146701; h=from:from:reply-to:subject:subject:date:date:message-id:message-id: to:to:cc:cc:mime-version:mime-version:content-type:content-type: in-reply-to:in-reply-to:references:references; bh=Y4tAbLrn87lubgmSwcqSrkzH+jbS/RnpUcK1nCwo9UI=; b=W5Nd9uOsBusdsFPOogLbTJSbJQfL3TzPTLvlLUTClpQVzdia94h/2qSgn37XGEiEBxAD5R gAtoVlflxBMDwbTv0DMONZccCkhN0I20HAVIzJYLOek3rzr7Ns3vkYz8T69C4bQaYkM6zv A3wuDUd2/LQycqHm3TVRCDX2D4krBi7XennaZ1T7ghjRGVyAU1U5+MBlJiRLwGTcKgthl6 VzcqJQwxOyfhQlc+uKJoqeuyAtuYYw+yyOJsSNO6XlrELy6jE8qDauP1Vu/gHCHQHSpD60 q0ik3toGn99nwOppkPXdSgZNtQSYoa38xCTM9hiaaScIgDGexAN3KoRZBuvu1g== DKIM-Signature: v=1; a=ed25519-sha256; c=relaxed/relaxed; d=linutronix.de; s=2020e; t=1717146701; h=from:from:reply-to:subject:subject:date:date:message-id:message-id: to:to:cc:cc:mime-version:mime-version:content-type:content-type: in-reply-to:in-reply-to:references:references; bh=Y4tAbLrn87lubgmSwcqSrkzH+jbS/RnpUcK1nCwo9UI=; b=4iODCH1id724KVSLj6r8kirf0aErz4+hzh35lExxWE65tokMy9UQCoCDol01d7GZkTDjDh rfshM0bR9NPopBCw== To: Christian Heusel Cc: Peter Schneider , LKML , x86@kernel.org, stable@vger.kernel.org, regressions@lists.linux.dev Subject: Re: Kernel 6.9 regression: X86: Bogus messages from topology detection In-Reply-To: <87cyp28j0b.ffs@tglx> References: <877cffcs7h.ffs@tglx> <16cd76b1-a512-4a7b-a304-5e4e31af3c8a@googlemail.com> <87zfs78zxq.ffs@tglx> <76b1e0b9-26ae-4915-920d-9093f057796b@googlemail.com> <87r0dj8ls4.ffs@tglx> <87o78n8fe2.ffs@tglx> <87le3r8dyw.ffs@tglx> <4171899b-78cb-4fe2-a0b6-e06844554ed5@heusel.eu> <20ec1c1a-b804-408f-b279-853579bffc24@heusel.eu> <87cyp28j0b.ffs@tglx> Date: Fri, 31 May 2024 11:11:39 +0200 Message-ID: <875xuu8hx0.ffs@tglx> Precedence: bulk X-Mailing-List: stable@vger.kernel.org List-Id: List-Subscribe: List-Unsubscribe: MIME-Version: 1.0 Content-Type: text/plain On Fri, May 31 2024 at 10:48, Thomas Gleixner wrote: > Christian! > > On Fri, May 31 2024 at 10:16, Christian Heusel wrote: >>> One of the reporters in the Arch Bugtracker with an Intel Core i7-7700k >>> has tested a modified version of this fix[0] with the static change >>> reversed on top of the 6.9.2 stable kernel and reports that the patch >>> does not fix the issue for them. I have attached their output for the >>> patched (dmesg6.9.2-1.5.log) and nonpatched (dmesg6.9.2-1.log) kernel. >>> >>> Should we also get them to test the mainline version or do you need any >>> other debug output? > > Can I get: > > - dmesg from 6.8.y kernel > - output of cpuid -r > - content of /sys/kernel/debug/x86/topo/cpus/* (on 6.9.y) > > please? It seems there are two different issues here. The dmesg you provided is from a i7-1255U, which is a hybrid CPU. The i7-7700k has 4 cores (8 threads) and there is not necessarily the same root cause. Thanks, tglx