From mboxrd@z Thu Jan 1 00:00:00 1970 Return-Path: Received: from mout.kundenserver.de (mout.kundenserver.de [212.227.126.134]) by sourceware.org (Postfix) with ESMTPS id 6EA083858D1E for ; Fri, 20 Jan 2023 15:32:13 +0000 (GMT) Authentication-Results: sourceware.org; dmarc=permerror header.from=cygwin.com Authentication-Results: sourceware.org; spf=fail smtp.mailfrom=cygwin.com Received: from calimero.vinschen.de ([24.134.7.25]) by mrelayeu.kundenserver.de (mreue012 [212.227.15.167]) with ESMTPSA (Nemesis) id 1MLiXQ-1p1MUN2UWO-00HfZP for ; Fri, 20 Jan 2023 16:32:11 +0100 Received: by calimero.vinschen.de (Postfix, from userid 500) id 01EE7A80716; Fri, 20 Jan 2023 16:32:11 +0100 (CET) Date: Fri, 20 Jan 2023 16:32:10 +0100 From: Corinna Vinschen To: cygwin@cygwin.com Subject: Re: Error: child_copy: cygheap read copy failed. Message-ID: Reply-To: cygwin@cygwin.com Mail-Followup-To: cygwin@cygwin.com References: <20230120125633.05136d9ae091b097fc9f9cf5@nifty.ne.jp> <20230120211820.7e80fa2bf7332b351f3ba2a2@nifty.ne.jp> <20230120223036.a47addc981aed0b58339e3d6@nifty.ne.jp> MIME-Version: 1.0 Content-Type: text/plain; charset=utf-8 Content-Disposition: inline In-Reply-To: <20230120223036.a47addc981aed0b58339e3d6@nifty.ne.jp> X-Provags-ID: V03:K1:FJOg61Eg9lh5jHcTBiHuHx3O2uSzg4U9rwxp8BnqQMd97Sgt8F0 8ljKod9yPDxOueB9DQQNvzMhMw05lfISKCN4vq7ISecny2ecPu/kLD6J12N3i1K03vH/KU2 gY3/NChaykAdZqZzOpOPqCA44kxzmV8o13nj/L0Ji8taoP3KOl3v0GaKgBgOka3c92tRf37 8sBiTj68/se4kIIHunlvg== UI-OutboundReport: notjunk:1;M01:P0:GHIqBsmn/vU=;iU8V+eLmxCaP5vPXC5/B5uP7Fk0 KvTciNp8XoXRJE3VoboGIKOII5JZyU6gsWITEF6zEzQYs8uY/wTyJsw/sQhxjPVbTb9PeByM7 CnltNuSnTEaSTov/PqQcj/CZwK6w3UzmmCZ6HxtYnBneydqzCGqMvqxRXFpaSvoS+riXcqscQ VqBdyXnq13hLnJJF7SSwZx73ndjpACSisg7rtRyjsUe6ozRpoyWfjTSXRKMc38g11ykXIoLDc Ue3KybgpV+GhCcYLXZ6CZhMbROsVq6ncNn3iFPIfzhTK8Brx5p4W/2EP8COY3DYDKAsEMnXg/ u1n0cN/MMCkqhJNasH8WFPUyiF/Kxri2sMLvYFAI4EznFYNHYe6Z4+VJNq0x2urGB50hlQBIF nWVe2j+x2h2FqM8+FOEZ6R0oGiFjMPdXCc+zJjZI8bAWnFu24rXiH1RRkrBInzvUjyO4eJV7g jL09O1L6VlOO/+zmVKWPJn4ONGOdDnGoGkusQRCiMd+zfc2AsaL4xH+39HuWq9OoDHL7T1q+0 d+9ReYge3xLF2sU8J+MbCzB9vG6yo/ps6pDjbzEhkoV1tLXR64qAKv4HsJaxN2UOn5KA1D26Q p4TEI1s1DRCh5jzZYUxPojY0EJp0XUrNaRuUkVuB7ddSmjf9TL7O4vn3xrdIDFT9nN6tacxwu kfF/S/hNIlQcbAJ/9FEz6vb7D6M86ik6O6730pE9vQ== X-Spam-Status: No, score=-97.0 required=5.0 tests=BAYES_00,GOOD_FROM_CORINNA_CYGWIN,KAM_DMARC_STATUS,RCVD_IN_DNSWL_NONE,RCVD_IN_MSPIKE_H2,SPF_FAIL,SPF_HELO_NONE,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 Jan 20 22:30, Takashi Yano via Cygwin wrote: > On Fri, 20 Jan 2023 13:26:20 +0100 > Corinna Vinschen wrote: > > On Jan 20 21:18, Takashi Yano via Cygwin wrote: > > > On Fri, 20 Jan 2023 12:30:29 +0100 > > > Corinna Vinschen wrote: > > > > Also, your ffplay executable isn't high-entropy-VA enabled, by any > > > > chance? > > > > > > I'm sorry, but the high-entropy-va is ebabled. > > > > > > $ peflags -v /usr/bin/ff{mpeg,probe,play} > > > /usr/bin/ffmpeg: coff(0x022e[+executable_image,+line_nums_stripped,+local_syms_stripped,+bigaddr,+sepdbg]) pe(0x8160[+high-entropy-va,+dynamicbase,+nxcompat,+tsaware]) > > > /usr/bin/ffprobe: coff(0x022e[+executable_image,+line_nums_stripped,+local_syms_stripped,+bigaddr,+sepdbg]) pe(0x8160[+high-entropy-va,+dynamicbase,+nxcompat,+tsaware]) > > > /usr/bin/ffplay: coff(0x022e[+executable_image,+line_nums_stripped,+local_syms_stripped,+bigaddr,+sepdbg]) pe(0x8160[+high-entropy-va,+dynamicbase,+nxcompat,+tsaware]) > > > > Btw., how did this happen? The native Cygwin compiler/linker combo > > usually doesn't set the dynamicbase and high-entropy-VA flags by > > default... > > Perhaps this is because configure of ffmpeg explicitly > has the following lines: > > check_ldflags -Wl,--nxcompat,--dynamicbase > check_ldflags -Wl,--high-entropy-va # binutils 2.25 Oh, ok. The configurey should only do that on native Windows builds. > Removing these lines makes ff{mpeg,probe,play} disable > both high-entropy-va and dynamicbase flags. Great! Thanks, Corinna