From nobody Mon Jun 30 02:05:45 2025 X-Original-To: current@mlmmj.nyi.freebsd.org Received: from mx1.freebsd.org (mx1.freebsd.org [IPv6:2610:1c1:1:606c::19:1]) by mlmmj.nyi.freebsd.org (Postfix) with ESMTP id 4bVqJT0wyNz5ymRk for ; Mon, 30 Jun 2025 02:06:01 +0000 (UTC) (envelope-from bzeeb-lists@lists.zabbadoz.net) Received: from mx-01.divo.sbone.de (mx-01.divo.sbone.de [IPv6:2003:a:140a:2200:6:594:fffe:19]) (using TLSv1.3 with cipher TLS_AES_256_GCM_SHA384 (256/256 bits) key-exchange X25519 server-signature RSA-PSS (4096 bits) server-digest SHA256 client-signature ECDSA (prime256v1) client-digest SHA256) (Client CN "mx-01.divo.sbone.de", Issuer "E5" (verified OK)) by mx1.freebsd.org (Postfix) with ESMTPS id 4bVqJS4Xv1z442f for ; Mon, 30 Jun 2025 02:06:00 +0000 (UTC) (envelope-from bzeeb-lists@lists.zabbadoz.net) Authentication-Results: mx1.freebsd.org; none Received: from mail.sbone.de (mail.sbone.de [IPv6:fde9:577b:c1a9:4902:0:7404:2:1025]) (using TLSv1.3 with cipher TLS_AES_256_GCM_SHA384 (256/256 bits) key-exchange X25519 server-signature ECDSA (prime256v1) server-digest SHA256) (No client certificate requested) by mx-01.divo.sbone.de (Postfix) with ESMTPS id 75713A64805; Mon, 30 Jun 2025 02:05:45 +0000 (UTC) DKIM-Signature: v=1; a=rsa-sha256; c=relaxed/simple; d=zabbadoz.net; s=20240622; t=1751249145; bh=WCZYYQm5MujDPLTOdy8rO21DRlmO08mNTIvYykWnyYo=; h=Date:From:To:cc:Subject:In-Reply-To:References; b=WgpWnKxspv5VFdbtrstGJ5WmdOk5zqPnn2zg6JDlJ3HRufuuDOlKYgH5dh1BzFlLc pZw+IKqRor7F93FGGVE73YXD2Qfsbd5GU3d9Sg93Fy5aGscAmJFVLGovAdMWd12g25 iQlLFhx5vPZjt0UBKWjLyk2DbedivMVuTLd4gDLrhIS/vbERFoI+gQSam/HVMw3Dkq vcKqzThv6D4kyPkgkSbqFh0AVj98iQ087Q1swwyfIT0iABUw8CefqXxpPGgxBsq5vy ZCnnyimzW2WKeq9nUol5x7y207mwsr7b2TlpQQBfcImzpe47GaL4tK2cJqygqrFi0n mKL/1vGiWVJHZiMJFfHYRgZgtM746NlvpB/auYKC0xn5wJJCjTk/N9qyJ11+7f3mu9 UvRzFQ75HgVX85oCZ2dnQe5+ze4mCr2Bd1Asd0PT1yWmJB8d36+dJo+/OgjX6Yn5+P /3/4Ch9sVKF3bWY4FFsMfQ7Pts0ka754IMhXYkWPgwEVaCfvLGn8mK5GKBy9VhGYvY lLheo0Nju1UEx/KBXanng6giKnd6nxv9u1scSac7EdBHiofzObiXMX5KE+pWC/TKtJ HkIT9IaioVoKxwe+tTauqm9a+h3HymKNp6kfvFGQNs/NN2PvgJz14nXmBcvDMBpdUx 6205MpYYj02iB0MjuE5Ebsm4= Received: from content-filter.t4-02.sbone.de (content-filter.t4-02.sbone.de [IPv6:fde9:577b:c1a9:4902:0:7404:2:2742]) (using TLSv1.3 with cipher TLS_AES_256_GCM_SHA384 (256/256 bits) key-exchange X25519 server-signature RSA-PSS (4096 bits) server-digest SHA256) (No client certificate requested) by mail.sbone.de (Postfix) with ESMTPS id 15B442D029E0; Mon, 30 Jun 2025 02:05:48 +0000 (UTC) X-Virus-Scanned: amavisd-new at sbone.de Received: from mail.sbone.de ([IPv6:fde9:577b:c1a9:4902:0:7404:2:1025]) by content-filter.t4-02.sbone.de (content-filter.t4-02.sbone.de [IPv6:fde9:577b:c1a9:4902:0:7404:2:2742]) (amavisd-new, port 10024) with ESMTP id 4sraHqBpAh18; Mon, 30 Jun 2025 02:05:47 +0000 (UTC) Received: from strong-iwl0.sbone.de (strong-iwl0.sbone.de [IPv6:fde9:577b:c1a9:4902:a66b:b6ff:fe40:39a9]) (using TLSv1.3 with cipher TLS_AES_256_GCM_SHA384 (256/256 bits) key-exchange X25519 server-signature RSA-PSS (4096 bits) server-digest SHA256) (No client certificate requested) by mail.sbone.de (Postfix) with ESMTPSA id F2AA32D029D8; Mon, 30 Jun 2025 02:05:46 +0000 (UTC) Date: Mon, 30 Jun 2025 02:05:45 +0000 (UTC) From: "Bjoern A. Zeeb" To: Konstantin Belousov cc: current@freebsd.org Subject: Re: Illegal instruction (core dumped) In-Reply-To: Message-ID: <772459p8-q5r9-4q35-831o-p3s30ro9o7r3@yvfgf.mnoonqbm.arg> References: <357r6812-o83q-42rr-ps01-322458p6pp65@yvfgf.mnoonqbm.arg> X-OpenPGP-Key-Id: 0x14003F198FEFA3E77207EE8D2B58B8F83CCF1842 List-Id: Discussions about the use of FreeBSD-current List-Archive: https://lists.freebsd.org/archives/freebsd-current List-Help: List-Post: List-Subscribe: List-Unsubscribe: Sender: owner-freebsd-current@FreeBSD.org MIME-Version: 1.0 Content-Type: text/plain; format=flowed; charset=US-ASCII X-Rspamd-Queue-Id: 4bVqJS4Xv1z442f X-Spamd-Bar: ---- X-Rspamd-Pre-Result: action=no action; module=replies; Message is reply to one we originated X-Spamd-Result: default: False [-4.00 / 15.00]; REPLY(-4.00)[]; ASN(0.00)[asn:3320, ipnet:2003::/19, country:DE] On Mon, 30 Jun 2025, Konstantin Belousov wrote: > It might be for sure, did it persist between reboots? I just destroyed the VM and rebooted the old disk image and more just works now. > You might try to read the instruction as data using p or x gdb command. > I believe disassemble reads the text from the file, but if there is a > corruption, the in-memory copy would be the indicator. Well typing in display/i $pc makes it x/i $pc according to the output. Also gdb works inside the VM: > (gdb) display/i $pc > 1: x/i $pc > => 0x3fabd04ebeed : cmove %rbx,%rcx (gdb) p/x $pc $1 = 0x3fabd04ebeed > (gdb) display/i $pc > 1: x/i $pc > => 0x828064eed : cmove %rbx,%rcx (gdb) p/x $pc $1 = 0x828064eed So bhyve glitch? -- Bjoern A. Zeeb r15:7