From mboxrd@z Thu Jan 1 00:00:00 1970 Return-Path: Received: from mail-pf1-x42c.google.com (mail-pf1-x42c.google.com [IPv6:2607:f8b0:4864:20::42c]) by sourceware.org (Postfix) with ESMTPS id 0106D3858C98 for ; Thu, 4 Apr 2024 22:22:36 +0000 (GMT) DMARC-Filter: OpenDMARC Filter v1.4.2 sourceware.org 0106D3858C98 Authentication-Results: sourceware.org; dmarc=pass (p=none dis=none) header.from=gmail.com Authentication-Results: sourceware.org; spf=pass smtp.mailfrom=gmail.com ARC-Filter: OpenARC Filter v1.0.0 sourceware.org 0106D3858C98 Authentication-Results: server2.sourceware.org; arc=none smtp.remote-ip=2607:f8b0:4864:20::42c ARC-Seal: i=1; a=rsa-sha256; d=sourceware.org; s=key; t=1712269358; cv=none; b=IUms0nhl39Tt1zI50QKmPhYQpHsB4oxEnteIZuQXlF4Pu70ISzT3UVHfGROB45+k3k8g+B1dsP6HQKNdZ/xoHftewbvvveyTvwzrTJTcyVmMw+GuAhIzQAFSUt79TDBXS740wazEF4gRZevS2XJBlIwJEjxLAKVca1Di6DHCm+A= ARC-Message-Signature: i=1; a=rsa-sha256; d=sourceware.org; s=key; t=1712269358; c=relaxed/simple; bh=1Qie2B1fXx7SsoUgE9GOVlS1o6+psbozFxbc96SqNMc=; h=DKIM-Signature:Date:From:To:Subject:Message-ID:MIME-Version; b=bKcIIcMuY9UWImeXLNdeNJBVgoHAvQDDCawy6IkOprMMHlvNi7+3nnPznFhTdS2f14/r2JqlFyLU5daKZMQbC3PCqzrFUEkf8PPzGON9I4Wdt1fmUHx4LpRN6Zsxyr1eNr0eObov1YQS+GLECM20Zj6pmbCgTZWQrt12lyrAD5o= ARC-Authentication-Results: i=1; server2.sourceware.org Received: by mail-pf1-x42c.google.com with SMTP id d2e1a72fcca58-6ecf9898408so469503b3a.1 for ; Thu, 04 Apr 2024 15:22:36 -0700 (PDT) DKIM-Signature: v=1; a=rsa-sha256; c=relaxed/relaxed; d=gmail.com; s=20230601; t=1712269356; x=1712874156; darn=sourceware.org; h=in-reply-to:content-disposition:mime-version:references:message-id :subject:cc:to:from:date:from:to:cc:subject:date:message-id:reply-to; bh=uLkKPdgWfW+4WQ/zTvFBgrisno0gt27Asfn54GDLrNk=; b=Ehvmhi3+Z28slNZzJnTYQpjkxX5MIaKt3ALlmF38PibuCkAyb3F9J20CaqRbS6t/hO P10s2wYpZQNn0Q+zY6Wm3cYsqH3NRgkN4y+zgpAOhzVG/ZAgVr2lTFMHqB56mj9Rk/LT LsMk9C42/vwbuXI6CQKhmp3snkEGZ5CDszSLqaqQ1NyNbuHig5EFR49ts9J/FdIINa+j E27fhy59/UZ8R+emZpXicKVltk1q+lGMHkAvBIJCQUOq1jCZUXcUr7zpTCd0gD9zEjvl Kq3LP801IwteW5DKVU1KI5raVbNudY1VYMF9XdWsVNXHsFFHOWYueuf/MLnhSTavKqxE upMA== X-Google-DKIM-Signature: v=1; a=rsa-sha256; c=relaxed/relaxed; d=1e100.net; s=20230601; t=1712269356; x=1712874156; h=in-reply-to:content-disposition:mime-version:references:message-id :subject:cc:to:from:date:x-gm-message-state:from:to:cc:subject:date :message-id:reply-to; bh=uLkKPdgWfW+4WQ/zTvFBgrisno0gt27Asfn54GDLrNk=; b=B2M3xPPkRAjhZrBK6Nr4cigLnXB7yO3DRffQHF3Msk9eD0lhJnX9OyVcBZ22UKt7xN /R5BnXy25xi1esouN8DNn70dds1GB7pFIkcs2HzetIOULYSfXhGZpe1l2L0l8XHS3s1H LqmmbX5nQjDsheJ04C3pAbOZjtc0Uvg8PWfLjfUNEydzEEAnAKFdp66AGBowH/w13f7h 8Nz7qJSlo46JWJdu8ViAj6VZCnxj0GvoB4YYpdkScKdL8yjRAeDOgY6GYSP9Ccj+eeSc uKeL3D5MoQjqnoV0kdJfBzvHxLSgB+bUKlr+dZExskLiftZaJw8dUmAw22w7EclzUK9m FMHw== X-Forwarded-Encrypted: i=1; AJvYcCUVoa/sDGg1pHftEJpey5sCfzySCoDmc5IlH3xzI82kPBUDle/U8fzx2xm9VNwKCGTHO4LQ2+zqU43VoWZkiwauswyEr/U3xg== X-Gm-Message-State: AOJu0Yy+S5EG9MECBobKfoc7nNatqlBEFcp8Tn0JIjXaeDoZ3/zaNUtJ u+RIv1e99ODu44tzEozqIgvCfEFmyLtBgIX/OHu15OZtu1bzSUco X-Google-Smtp-Source: AGHT+IER7/8+8o2vA2pTnwlIxuTuHHIlCE6yFxzxyllDF5VuT5kNpOT/De6+d0J/o+1lXOnuuT1oRw== X-Received: by 2002:a05:6a20:3d8a:b0:1a7:242a:5aaf with SMTP id s10-20020a056a203d8a00b001a7242a5aafmr889756pzi.15.1712269355907; Thu, 04 Apr 2024 15:22:35 -0700 (PDT) Received: from squeak.grove.modra.org (158.106.96.58.static.exetel.com.au. [58.96.106.158]) by smtp.gmail.com with ESMTPSA id u25-20020a056a00099900b006eabe72ce84sm159850pfg.16.2024.04.04.15.22.35 (version=TLS1_3 cipher=TLS_AES_256_GCM_SHA384 bits=256/256); Thu, 04 Apr 2024 15:22:35 -0700 (PDT) Received: by squeak.grove.modra.org (Postfix, from userid 1000) id B4CFB1140063; Fri, 5 Apr 2024 08:52:32 +1030 (ACDT) Date: Fri, 5 Apr 2024 08:52:32 +1030 From: Alan Modra To: Joseph Myers Cc: Luis Machado , "H.J. Lu" , binutils@sourceware.org, goldstein.w.n@gmail.com, sam@gentoo.org Subject: Re: [PATCH v12 0/6] elf: Use mmap to map in section contents Message-ID: References: <20240317121912.799372-1-hjl.tools@gmail.com> <28b4cf0e-c642-4312-9f2e-92b3932c9931@arm.com> MIME-Version: 1.0 Content-Type: text/plain; charset=us-ascii Content-Disposition: inline In-Reply-To: X-Spam-Status: No, score=-3027.7 required=5.0 tests=BAYES_00,DKIM_SIGNED,DKIM_VALID,DKIM_VALID_AU,DKIM_VALID_EF,FREEMAIL_FROM,RCVD_IN_DNSWL_NONE,SPF_HELO_NONE,SPF_PASS,TXREP autolearn=ham autolearn_force=no version=3.4.6 X-Spam-Checker-Version: SpamAssassin 3.4.6 (2021-04-09) on server2.sourceware.org List-Id: On Thu, Apr 04, 2024 at 08:27:50PM +0000, Joseph Myers wrote: > On Thu, 4 Apr 2024, Luis Machado wrote: > > > Probably known, judging from the e-mail reworking _bfd_mmap_read_temporary, but I thought I'd mention anyway. > > > > Looks like this might be causing gdb crashes of the following nature: > > It's also causing segfaults linking libstdc++ for powerpc64-linux-gnu in > build-many-glibcs.py, when using binutils and GCC mainline. Likely fixed with b43b352837ea. -- Alan Modra Australia Development Lab, IBM