From nobody Tue Sep 23 09:13:03 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 4cWDm335Fgz68M6n for ; Tue, 23 Sep 2025 09:13:07 +0000 (UTC) (envelope-from phk@critter.freebsd.dk) Received: from phk.freebsd.dk (phk.freebsd.dk [130.225.244.222]) (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 4cWDm15WqSz40Dm for ; Tue, 23 Sep 2025 09:13:05 +0000 (UTC) (envelope-from phk@critter.freebsd.dk) Authentication-Results: mx1.freebsd.org; dkim=none; dmarc=none; spf=pass (mx1.freebsd.org: domain of phk@critter.freebsd.dk designates 130.225.244.222 as permitted sender) smtp.mailfrom=phk@critter.freebsd.dk Received: from critter.freebsd.dk (unknown [192.168.55.3]) (using TLSv1.3 with cipher TLS_AES_256_GCM_SHA384 (256/256 bits) key-exchange x25519 server-signature RSA-PSS (2048 bits) server-digest SHA256) (No client certificate requested) by phk.freebsd.dk (Postfix) with ESMTPS id 1142BC3F40 for ; Tue, 23 Sep 2025 09:13:04 +0000 (UTC) Received: (from phk@localhost) by critter.freebsd.dk (8.18.1/8.16.1/Submit) id 58N9D3uY011779; Tue, 23 Sep 2025 09:13:03 GMT (envelope-from phk) Message-Id: <202509230913.58N9D3uY011779@critter.freebsd.dk> To: current@freebsd.org Subject: Re: Removing USB stick returns EIO now, not ENXIO as 14.x From: "Poul-Henning Kamp" 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-ID: <11777.1758618783.1@critter.freebsd.dk> Date: Tue, 23 Sep 2025 09:13:03 +0000 X-Spamd-Bar: - X-Spamd-Result: default: False [-1.32 / 15.00]; FAKE_REPLY(1.00)[]; NEURAL_HAM_LONG(-1.00)[-1.000]; NEURAL_HAM_MEDIUM(-1.00)[-0.998]; NEURAL_HAM_SHORT(-0.33)[-0.326]; FORGED_SENDER(0.30)[phk@phk.freebsd.dk,phk@critter.freebsd.dk]; R_SPF_ALLOW(-0.20)[+mx]; MIME_GOOD(-0.10)[text/plain]; RCPT_COUNT_ONE(0.00)[1]; FREEFALL_USER(0.00)[phk]; ASN(0.00)[asn:1835, ipnet:130.225.0.0/16, country:EU]; MISSING_XM_UA(0.00)[]; MIME_TRACE(0.00)[0:+]; R_DKIM_NA(0.00)[]; MID_RHS_MATCH_FROMTLD(0.00)[]; DMARC_NA(0.00)[freebsd.dk]; RCVD_COUNT_TWO(0.00)[2]; FROM_NEQ_ENVFROM(0.00)[phk@phk.freebsd.dk,phk@critter.freebsd.dk]; FROM_HAS_DN(0.00)[]; MLMMJ_DEST(0.00)[current@freebsd.org]; TO_DN_NONE(0.00)[]; PREVIOUSLY_DELIVERED(0.00)[current@freebsd.org]; TO_MATCH_ENVRCPT_ALL(0.00)[]; RCVD_TLS_LAST(0.00)[]; ARC_NA(0.00)[] X-Rspamd-Queue-Id: 4cWDm15WqSz40Dm -------- Poul-Henning Kamp writes: > On CURRENT and 15.0-ALPHA2, pulling a USB-stick out returns EIO instead of= > ENXIO > > Easy way to test: > > # plug usb-stick in > recoverdisk -v /dev/da0 > # pull usb-stick out > > On 14.3 we, correctly, get ENXIO and recoverdisk(1) terminates. > > On 16.0-CURRENT and 15.0-ALPHA2 we, wrongly, get EIO, despite > the "umass0: detached" message in /var/log/messages. Ticket: https://bugs.freebsd.org/bugzilla/show_bug.cgi?id=289785 -- Poul-Henning Kamp | UNIX since Zilog Zeus 3.20 phk@FreeBSD.ORG | TCP/IP since RFC 956 FreeBSD committer | BSD since 4.3-tahoe Never attribute to malice what can adequately be explained by incompetence.