From mboxrd@z Thu Jan 1 00:00:00 1970 Received: from out-174.mta1.migadu.com (out-174.mta1.migadu.com [95.215.58.174]) (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 066B079FE for ; Tue, 1 Apr 2025 18:14:10 +0000 (UTC) Authentication-Results: smtp.subspace.kernel.org; arc=none smtp.client-ip=95.215.58.174 ARC-Seal:i=1; a=rsa-sha256; d=subspace.kernel.org; s=arc-20240116; t=1743531253; cv=none; b=CwWQNlAtvyak88y1n1iRP1p/dCt05VlHUnzOLnAYgjn7V+/FUcQT2B3TAg+X4pxF01vV55xviOoJCZQNE0IyyyV7As2UU/6ErdktXTPnta5QsHuKb1ji7XgovsfYvGf53vqHXIqfEY/Zl8aWW3v+ls7SNdqa0vCeqV39M8UJSKE= ARC-Message-Signature:i=1; a=rsa-sha256; d=subspace.kernel.org; s=arc-20240116; t=1743531253; c=relaxed/simple; bh=wnsAGKNDcDr00ugHa9ohNnrc92iy/iLWi2gfw5u8Cbw=; h=MIME-Version:Date:Content-Type:From:Message-ID:Subject:To:Cc: In-Reply-To:References; b=Q8YZedhP0Fe6aHAVkYv4FSR15+Uiulfx6NTWBNSYAP6u7ZvANkfRZFbTlwu6GiAhslfa+zDcm7qPM266BYrPKLAZWvG/kQ7Npwj8BV9t+22WPMdPo2ScTmsRtE07C9A68HiltMt/iVwf6/o/2lzJPPy9ysesdam0Had1Dn+UguU= ARC-Authentication-Results:i=1; smtp.subspace.kernel.org; dmarc=pass (p=none dis=none) header.from=linux.dev; spf=pass smtp.mailfrom=linux.dev; dkim=pass (1024-bit key) header.d=linux.dev header.i=@linux.dev header.b=JJsZlB0Y; arc=none smtp.client-ip=95.215.58.174 Authentication-Results: smtp.subspace.kernel.org; dmarc=pass (p=none dis=none) header.from=linux.dev Authentication-Results: smtp.subspace.kernel.org; spf=pass smtp.mailfrom=linux.dev Authentication-Results: smtp.subspace.kernel.org; dkim=pass (1024-bit key) header.d=linux.dev header.i=@linux.dev header.b="JJsZlB0Y" Precedence: bulk X-Mailing-List: bpf@vger.kernel.org List-Id: List-Subscribe: List-Unsubscribe: MIME-Version: 1.0 DKIM-Signature: v=1; a=rsa-sha256; c=relaxed/relaxed; d=linux.dev; s=key1; t=1743531249; 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: content-transfer-encoding:content-transfer-encoding: in-reply-to:in-reply-to:references:references; bh=wnsAGKNDcDr00ugHa9ohNnrc92iy/iLWi2gfw5u8Cbw=; b=JJsZlB0YV4iBrvX8pY1qdwbHpFchMoYtp34Q6KFQuFBr1+/mBiJuKaTALn9iTAZdGZWatZ 6/76knrsAmPA381ylgdq8A7I7gacHTKBDNVivYbY6FV+ojzoWQn2DL5MUdmKVyccrMEwp0 bo6+EZl4msHmfmV3SW7vrLvPUi1gCFg= Date: Tue, 01 Apr 2025 18:14:06 +0000 Content-Type: text/plain; charset="utf-8" Content-Transfer-Encoding: quoted-printable X-Report-Abuse: Please report any abuse attempt to abuse@migadu.com and include these headers. From: "Ihor Solodrai" Message-ID: <87cd6084224598546f4711c36ad506a77009664e@linux.dev> TLS-Required: No Subject: Re: s390x: selftests/bpf are failing on CI To: "Vasily Gorbik" , "iii" Cc: "Ilya Leoshkevich" , "Yonghong Song" , "Song Liu" , "Alexei Starovoitov" , bpf@vger.kernel.org, kernel-team@meta.com, "Sumanth Korikkar" , "Heiko Carstens" , "Alexander Gordeev" In-Reply-To: References: <7adb418e282468fcd5dc10c05790614e622579d4@linux.dev> <7d55acbf6e6b20f9e8d679883c1e77391e80b304@linux.dev> <1199a2932ed1800fa0a898e67ba74590@imap.linux.ibm.com> X-Migadu-Flow: FLOW_OUT On 4/1/25 8:53 AM, Vasily Gorbik wrote: > On Tue, Apr 01, 2025 at 05:16:28PM +0200, iii wrote: >> On 2025-04-01 10:06, iii wrote: >>> On 2025-04-01 00:45, Ihor Solodrai wrote: >>>> On 3/31/25 3:25 PM, iii wrote: >>>>> On 2025-03-31 20:25, Ihor Solodrai wrote: >>>>>> Hi Ilya, >>>>>> >>>>>> After recent merges from upstream, CI started failing both >>>>>> on bpf and >>>>>> bpf-next trees. Yonghong Song and Song Liu submitted a >>>>>> couple of fixes >>>>>> that are already applied to bpf tree, but there are still >>>>>> failures on >>>>>> s390x. >>>>>> >>>>>> https://github.com/kernel-patches/bpf/actions/runs/14163772245 >>>>>> >>>>>> Could you please investigate? >>>>>> >>>>>> [...] >> >> I could not reproduce this on a s390x machine, so I downloaded the CI >> artifacts and noticed that >> /sys/kernel/debug/tracing/available_filter_functions is empty. >> Turns out this is caused by cross-compilation. >> I have let our kernel team (on Cc:) know and they will investigate thi= s >> further. > > There must be an endianness issue in the sorttable tool. Reverting just > the commit fa1518875286 ("s390: Sort mcount locations at build time") > fixes the issue. I'll take a look. Hi Vasily. I can confirm that reverting fa1518875286 fixes the selftests failures. I added a revert commit as a CI-specific patch for now. Please keep me in cc. Thank you for the help!