From mboxrd@z Thu Jan 1 00:00:00 1970 Received: from mail-pf1-f173.google.com (mail-pf1-f173.google.com [209.85.210.173]) (using TLSv1.2 with cipher ECDHE-RSA-AES128-GCM-SHA256 (128/128 bits)) (No client certificate requested) by smtp.subspace.kernel.org (Postfix) with ESMTPS id 1C74114C5A4; Fri, 30 Aug 2024 10:07:45 +0000 (UTC) Authentication-Results: smtp.subspace.kernel.org; arc=none smtp.client-ip=209.85.210.173 ARC-Seal:i=1; a=rsa-sha256; d=subspace.kernel.org; s=arc-20240116; t=1725012467; cv=none; b=Dz9kuWqfGplbpb7AZfRn5Vkk/I1yttSBk68Il0Hbigqn9wzEcaSIOJ6azKdWcr7fkahpgDv/SEawa0BQWiG9HO7fU3t5+jTXSuZGw2itPwUPTnHVfM8nXzs8eGuFOLVNqAEWTITeKMYSTt4AjtX/2i/L3HD1dVWVR1i5X5460Wo= ARC-Message-Signature:i=1; a=rsa-sha256; d=subspace.kernel.org; s=arc-20240116; t=1725012467; c=relaxed/simple; bh=AWvMASz4uOg4mwwaAtxrmGn18u0G9eTF4Rz2g5iT874=; h=Message-ID:Subject:From:To:Cc:Date:In-Reply-To:References: Content-Type:MIME-Version; b=LJzxypLYyYlBG3cmHhKymTQtkzVJ7d4K3BsW/F1wD+z8wXosi4XGAcGpzbWExYvGgo2YtVXwXoBMSj/GGU1HeS1pFBaIfmcq0LxNKOzCVkScM3HQ3c4kv3I5HMTuBl+qPxpVDcm9EypA2PwJ+fIvHbMuBPEh7mBqJzD/5jL2r/M= ARC-Authentication-Results:i=1; smtp.subspace.kernel.org; dmarc=pass (p=none dis=none) header.from=gmail.com; spf=pass smtp.mailfrom=gmail.com; dkim=pass (2048-bit key) header.d=gmail.com header.i=@gmail.com header.b=XD/UlPGw; arc=none smtp.client-ip=209.85.210.173 Authentication-Results: smtp.subspace.kernel.org; dmarc=pass (p=none dis=none) header.from=gmail.com Authentication-Results: smtp.subspace.kernel.org; spf=pass smtp.mailfrom=gmail.com Authentication-Results: smtp.subspace.kernel.org; dkim=pass (2048-bit key) header.d=gmail.com header.i=@gmail.com header.b="XD/UlPGw" Received: by mail-pf1-f173.google.com with SMTP id d2e1a72fcca58-71433096e89so1345822b3a.3; Fri, 30 Aug 2024 03:07:45 -0700 (PDT) DKIM-Signature: v=1; a=rsa-sha256; c=relaxed/relaxed; d=gmail.com; s=20230601; t=1725012465; x=1725617265; darn=vger.kernel.org; h=mime-version:user-agent:content-transfer-encoding:references :in-reply-to:date:cc:to:from:subject:message-id:from:to:cc:subject :date:message-id:reply-to; bh=AWvMASz4uOg4mwwaAtxrmGn18u0G9eTF4Rz2g5iT874=; b=XD/UlPGwHZf+VZI7sL23LFqySiiWLmMKzu85y92goSuO6UYiDO0JPcI7p8BJQS18LM gXkRYIZXdwB6ydBMt3ZKi+6V8BSeKzRNumr12krhpL08XquAw2BgVNtte7zl2YEdClrb gIkJGsALpg4ffd6FsL88By3mZ+buD7ck2AYtl7dWKFHpOV2casNBPEhrhlpIYdrqcbBe hwPzuvOkAPUyNQwLocLQ1ZZbLIvxPeu6fh61YDJ3cKjzb70TVD+A6IbF3p39WHYcCIJP PPAUA2j3E97hc7JKK3aRpryt/XskNiu4QGIm7uLoj8vWHVLHB5ZWhLOwh3wM9KK1+xXd fSIA== X-Google-DKIM-Signature: v=1; a=rsa-sha256; c=relaxed/relaxed; d=1e100.net; s=20230601; t=1725012465; x=1725617265; h=mime-version:user-agent:content-transfer-encoding:references :in-reply-to:date:cc:to:from:subject:message-id:x-gm-message-state :from:to:cc:subject:date:message-id:reply-to; bh=AWvMASz4uOg4mwwaAtxrmGn18u0G9eTF4Rz2g5iT874=; b=Hv7fjK5ZtQSSszDrCwsYEDdj5Xg6IeRZxVhr3F4CBaftZHl7PWG6cpPNtAajUw26uo A/Ar7qgoADJoHJbnfQ7exSI4KTNDUNKJnzu7H/fcij/moHmHsp9tBYrPFYnEKtQuf9QF 9AG4DzABDYcsvpgcYmEJg/YodHAXlN3rwfkkuOu+WKAGk3IRudDeEwnTgC12RbxtVDXg c0g8hbIOD//9lNOLZoJcISrA9mo2dhnjPK1nGc2fFOJs3auocFz4VObf2Q/AYBYd7Z+v vEzic4KJ+2qXt5BaBE57GCg/X2+xDC2g8kwMvvbPIwankRULxuafl/M44ci4/SNNOz5F VmEA== X-Forwarded-Encrypted: i=1; AJvYcCUNKeGhB7m6FDqFHizIb6a4wy1rr2u0vQo8qlPyvii4sGFtAWvupJ01wp1Ugfi5lg6ipTw=@vger.kernel.org, AJvYcCVewLMlgOmOndNFa6H2VamKxSIERtH+9xkfZKLn9BhlehqSu/DsuSs/DRgKiLpS3bWtzUw7EzB4RA==@vger.kernel.org X-Gm-Message-State: AOJu0YzGALfFPiARY/ABnjcVIVGZ9l3wiBQusDW1x4y4+H7FPGhujciC oLRfjThA0rQ1L01Nycsdjb9N82iNK41c6y0tIuOJSnc847G8eOxF X-Google-Smtp-Source: AGHT+IFDCBZg1FQiSPORi0I8CVq1otpvdDR0OGGZKUvoG4x92NdZEkcR5BLFKIGSoAHyhNkUzVABtQ== X-Received: by 2002:a05:6a00:944b:b0:714:2dc9:fbaf with SMTP id d2e1a72fcca58-715dfb7749fmr5952900b3a.18.1725012465173; Fri, 30 Aug 2024 03:07:45 -0700 (PDT) Received: from [192.168.0.235] ([38.34.87.7]) by smtp.gmail.com with ESMTPSA id d2e1a72fcca58-715e55771f3sm2521595b3a.12.2024.08.30.03.07.44 (version=TLS1_3 cipher=TLS_AES_256_GCM_SHA384 bits=256/256); Fri, 30 Aug 2024 03:07:44 -0700 (PDT) Message-ID: Subject: Re: FYI: CI regression on big-endian arch (s390) after recent pahole changes From: Eduard Zingerman To: Alan Maguire , Song Liu Cc: Arnaldo Carvalho de Melo , "dwarves@vger.kernel.org" , bpf , Andrii Nakryiko , Martin KaFai Lau Date: Fri, 30 Aug 2024 03:07:40 -0700 In-Reply-To: <860fe244-157b-46cf-9b41-ee9fd36f9c1e@oracle.com> References: <6358db36c5f68b07873a0a5be2d062b1af5ea5f8.camel@gmail.com> <442C7AEC-2919-4307-8700-F7A0B60B5565@fb.com> <322d9bac47bc3732b77cf2cf23d69f2c4665bc36.camel@gmail.com> <860fe244-157b-46cf-9b41-ee9fd36f9c1e@oracle.com> Content-Type: text/plain; charset="UTF-8" Content-Transfer-Encoding: quoted-printable User-Agent: Evolution 3.52.4 (3.52.4-1.fc40) Precedence: bulk X-Mailing-List: bpf@vger.kernel.org List-Id: List-Subscribe: List-Unsubscribe: MIME-Version: 1.0 On Fri, 2024-08-30 at 11:05 +0100, Alan Maguire wrote: > thanks all for the quick root-cause analysis and proposed fixes! > Explicitly checking these cases in the btf_endian selftest is probably > worthwhile; I've put together tests that do that for non-native > endianness but just noticed you mentioned you're working on tests > Eduard. Is that what you had in mind? Hi Alan, Yes, but I need like 10-15 minutes more. So we can go with your tests :) Thanks, Eduard