From nobody Sat Jun 28 22:13:48 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 4bV6CH1gvtz60Xg4 for ; Sat, 28 Jun 2025 22:14:03 +0000 (UTC) (envelope-from kostikbel@gmail.com) Received: from kib.kiev.ua (kib.kiev.ua [IPv6:2001:470:d5e7:1::1]) (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 did not present a certificate) by mx1.freebsd.org (Postfix) with ESMTPS id 4bV6CG4rFGz3dWg for ; Sat, 28 Jun 2025 22:14:02 +0000 (UTC) (envelope-from kostikbel@gmail.com) Authentication-Results: mx1.freebsd.org; none Received: from tom.home (kib@localhost [127.0.0.1] (may be forged)) by kib.kiev.ua (8.18.1/8.18.1) with ESMTP id 55SMDmUC055362; Sun, 29 Jun 2025 01:13:51 +0300 (EEST) (envelope-from kostikbel@gmail.com) DKIM-Filter: OpenDKIM Filter v2.10.3 kib.kiev.ua 55SMDmUC055362 Received: (from kostik@localhost) by tom.home (8.18.1/8.18.1/Submit) id 55SMDm8v055359; Sun, 29 Jun 2025 01:13:48 +0300 (EEST) (envelope-from kostikbel@gmail.com) X-Authentication-Warning: tom.home: kostik set sender to kostikbel@gmail.com using -f Date: Sun, 29 Jun 2025 01:13:48 +0300 From: Konstantin Belousov To: "Bjoern A. Zeeb" Cc: current@freebsd.org Subject: Re: Illegal instruction (core dumped) Message-ID: References: <357r6812-o83q-42rr-ps01-322458p6pp65@yvfgf.mnoonqbm.arg> 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; charset=us-ascii Content-Disposition: inline In-Reply-To: <357r6812-o83q-42rr-ps01-322458p6pp65@yvfgf.mnoonqbm.arg> X-Spam-Status: No, score=-1.0 required=5.0 tests=ALL_TRUSTED,BAYES_00, DKIM_ADSP_CUSTOM_MED,FORGED_GMAIL_RCVD,FREEMAIL_FROM, NML_ADSP_CUSTOM_MED autolearn=no autolearn_force=no version=4.0.1 X-Spam-Checker-Version: SpamAssassin 4.0.1 (2024-03-26) on tom.home X-Rspamd-Queue-Id: 4bV6CG4rFGz3dWg 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:6939, ipnet:2001:470::/32, country:US] On Sat, Jun 28, 2025 at 05:32:17PM +0000, Bjoern A. Zeeb wrote: > Hi, > > happened in one of my dev VMs: > > # more /etc/wpa_supplicant.conf Illegal instruction (core dumped) > > As I see nothing in UPDATING in the range from HEAD to the commit I > rebased --onto b93161a7e38d (downgrade of the kernel) that would > explain this I am wondering. > > > Mounted the disk image from the base system and checked the core: > > Program terminated with signal SIGILL, Illegal instruction. > (gdb) where > #0 0x00003fabd04ebeed in tgetflag_sp (sp=0x3fa3ad42f3a0 , id=0x3fa3ad42f3a0 "") at /usr/src/contrib/ncurses/ncurses/tinfo/lib_termcap.c:259 > #1 0x00003fa3ad404e9e in get_term () at /usr/src/contrib/less/screen.c:1256 > #2 0x00003fa3ad4042ef in main (argc=1, argv=0x3fabce1f26b8) at /usr/src/contrib/less/main.c:344 > What is the instruction that faulted? Also show the registers values used by the instruction.