From owner-freebsd-current@freebsd.org Tue May 5 06:05:11 2020 Return-Path: Delivered-To: freebsd-current@mailman.nyi.freebsd.org Received: from mx1.freebsd.org (mx1.freebsd.org [IPv6:2610:1c1:1:606c::19:1]) by mailman.nyi.freebsd.org (Postfix) with ESMTP id CD13E2D85BC for ; Tue, 5 May 2020 06:05:11 +0000 (UTC) (envelope-from gljennjohn@gmail.com) Received: from mail-wr1-x42d.google.com (mail-wr1-x42d.google.com [IPv6:2a00:1450:4864:20::42d]) (using TLSv1.3 with cipher TLS_AES_128_GCM_SHA256 (128/128 bits) server-signature RSA-PSS (4096 bits) client-signature RSA-PSS (2048 bits) client-digest SHA256) (Client CN "smtp.gmail.com", Issuer "GTS CA 1O1" (verified OK)) by mx1.freebsd.org (Postfix) with ESMTPS id 49GTj21wyHz4MrV for ; Tue, 5 May 2020 06:05:10 +0000 (UTC) (envelope-from gljennjohn@gmail.com) Received: by mail-wr1-x42d.google.com with SMTP id s8so1159336wrt.9 for ; Mon, 04 May 2020 23:05:09 -0700 (PDT) DKIM-Signature: v=1; a=rsa-sha256; c=relaxed/relaxed; d=gmail.com; s=20161025; h=date:from:to:cc:subject:message-id:in-reply-to:references:reply-to :mime-version:content-transfer-encoding; bh=/YGgPelTSfnjsa9XI8Hx8EMh+bKNr0TYmOv9sPq4l18=; b=oYDbbi9DPLN4Nz6kqDmVlq87a8asMRETiuAhNCwMJsKGk3G3+Dafguai6rNYowDZLy doeq/7KfvjwN9XNSGpmywKQgWfa4uYaocpwZr7g/MZTABRVRYJcrcayuC6mfAq1B0kXG uobVx1l4YjY4xSVuGehPxtZdAsfLzonU9LLT0pzxnK/JVNH/tcYTq/YN8X+eVEV330IO dmSDYAwN/fWCmSXSGKX8np9VUNrAYREj+T0aT0cCBv6sztNebCSlCzE2Wn7UqIEO1tYD M2FLPVbfn2mn2eTWdtVEcSOxW3EnnE9vw7ciepir7/pjxRZwirzDySs9b11Nt/zwKB5i 7L3A== X-Google-DKIM-Signature: v=1; a=rsa-sha256; c=relaxed/relaxed; d=1e100.net; s=20161025; h=x-gm-message-state:date:from:to:cc:subject:message-id:in-reply-to :references:reply-to:mime-version:content-transfer-encoding; bh=/YGgPelTSfnjsa9XI8Hx8EMh+bKNr0TYmOv9sPq4l18=; b=hkM5dKJqHOIlb0P3lIc180xEojS2WLp10sS5PkL+OFsfMySY58eFRNiDKJPDJxltBv pyqCPrT1XrPASAhaGOGFhym9knKR7jqseaIe8Jo+ydSh+dCfAJVgO1hce/gCwkfIz5am MOj8lrIhPeWlAaVwQjkWH6vPWBLZT8yya7g8O1HgiZj7RxBDoq2jjajwY3y86FDINXMJ yv/dTHzWcrifGAjBMSqqEW0s4A64FM8FFBYve9gkJjOmpxZIpomaSQPrHG66c0wQsZz2 1Ri2Gs/W74KHPpeSMkR9Gy0XfsaYFwKAKepXd2nWbYy8OZ5M6uiVXxeJQWLDl2M+4VT3 U9kA== X-Gm-Message-State: AGi0Puaquzjh2pU6IoU0W/7t7ZbWHpO8supvGUDwWmU4jG52P/Ym4+SI Sy8ByhAO3PzxVyHTcW/fOAM13n1K X-Google-Smtp-Source: APiQypJp0nJ+Znx9ybRo5ImBZ+CDo8mFF6wcVEEGJ2oIqEhoHF4H7mUIYu+eVrpLGWmXvqXWeNWR+A== X-Received: by 2002:adf:aa8e:: with SMTP id h14mr1823773wrc.371.1588658708316; Mon, 04 May 2020 23:05:08 -0700 (PDT) Received: from ernst.home (p5B023232.dip0.t-ipconnect.de. [91.2.50.50]) by smtp.gmail.com with ESMTPSA id 1sm2099551wmi.0.2020.05.04.23.05.07 (version=TLS1_3 cipher=TLS_AES_256_GCM_SHA384 bits=256/256); Mon, 04 May 2020 23:05:07 -0700 (PDT) Date: Tue, 5 May 2020 08:05:06 +0200 From: Gary Jennejohn To: Harry Schmalzbauer Cc: freebsd-current@freebsd.org Subject: Re: zfs.core, 'send' crashing - how to debug offline? Message-ID: <20200505080506.07460af1@ernst.home> In-Reply-To: References: Reply-To: gljennjohn@gmail.com X-Mailer: Claws Mail 3.17.5 (GTK+ 2.24.32; amd64-portbld-freebsd13.0) MIME-Version: 1.0 Content-Type: text/plain; charset=US-ASCII Content-Transfer-Encoding: 7bit X-Rspamd-Queue-Id: 49GTj21wyHz4MrV X-Spamd-Bar: - Authentication-Results: mx1.freebsd.org; dkim=pass header.d=gmail.com header.s=20161025 header.b=oYDbbi9D; dmarc=pass (policy=none) header.from=gmail.com; spf=pass (mx1.freebsd.org: domain of gljennjohn@gmail.com designates 2a00:1450:4864:20::42d as permitted sender) smtp.mailfrom=gljennjohn@gmail.com X-Spamd-Result: default: False [-2.00 / 15.00]; RCVD_VIA_SMTP_AUTH(0.00)[]; HAS_REPLYTO(0.00)[gljennjohn@gmail.com]; TO_DN_SOME(0.00)[]; R_SPF_ALLOW(-0.20)[+ip6:2a00:1450:4000::/36]; FREEMAIL_FROM(0.00)[gmail.com]; REPLYTO_ADDR_EQ_FROM(0.00)[]; RCVD_COUNT_THREE(0.00)[3]; DKIM_TRACE(0.00)[gmail.com:+]; RCPT_COUNT_TWO(0.00)[2]; DMARC_POLICY_ALLOW(-0.50)[gmail.com,none]; FROM_EQ_ENVFROM(0.00)[]; SUBJECT_ENDS_QUESTION(1.00)[]; FREEMAIL_ENVFROM(0.00)[gmail.com]; ASN(0.00)[asn:15169, ipnet:2a00:1450::/32, country:US]; MIME_TRACE(0.00)[0:+]; DWL_DNSWL_NONE(0.00)[gmail.com.dwl.dnswl.org : 127.0.5.0]; ARC_NA(0.00)[]; NEURAL_HAM_MEDIUM(-1.00)[-1.000,0]; R_DKIM_ALLOW(-0.20)[gmail.com:s=20161025]; RECEIVED_SPAMHAUS_PBL(0.00)[50.50.2.91.khpj7ygk5idzvmvt5x4ziurxhy.zen.dq.spamhaus.net : 127.0.0.10]; FROM_HAS_DN(0.00)[]; NEURAL_HAM_LONG(-1.00)[-1.000,0]; MIME_GOOD(-0.10)[text/plain]; PREVIOUSLY_DELIVERED(0.00)[freebsd-current@freebsd.org]; FREEMAIL_REPLYTO(0.00)[gmail.com]; IP_SCORE_FREEMAIL(0.00)[]; TO_MATCH_ENVRCPT_SOME(0.00)[]; RCVD_IN_DNSWL_NONE(0.00)[d.2.4.0.0.0.0.0.0.0.0.0.0.0.0.0.0.2.0.0.4.6.8.4.0.5.4.1.0.0.a.2.list.dnswl.org : 127.0.5.0]; IP_SCORE(0.00)[ip: (-8.66), ipnet: 2a00:1450::/32(-2.31), asn: 15169(-0.43), country: US(-0.05)]; RCVD_TLS_ALL(0.00)[] X-BeenThere: freebsd-current@freebsd.org X-Mailman-Version: 2.1.30 Precedence: list List-Id: Discussions about the use of FreeBSD-current List-Unsubscribe: , List-Archive: List-Post: List-Help: List-Subscribe: , X-List-Received-Date: Tue, 05 May 2020 06:05:11 -0000 On Mon, 4 May 2020 23:51:47 +0200 Harry Schmalzbauer wrote: > Hello, > > playing with -current snapshot provides all kinds of surprises :-) > > The one__ regarding the topic: > 'zfs send' aborts with "invalid argument". > The machine in question doesn't have internet access (but local FreeBSD > FTP mirror, so I managed to install matching base-dbg). > What debugger am I supposed to use these days for -current?__ Sorry for > that ignorant/stupid question ___ all I know about the transition to > llvm/clang is that it's still 'cc' ;-) > There's still /usr/libexe/kdgb, but I can't use it for my userland core > dump, can I? > I can't address the other questions, but I'm pretty sure that the gdb from ports is what you want. It's a much newer version than what was under /usr/src. > Not beeing able to dump ZFS is a very severe problem for me and I'd like > to provide at least some useful problem reports. > > Any help highly appreciated, thanks, > > -harry > > P.S. No matter if I try to send snapshots or unmounted fielsystems - > 'send' is always aborting (scrub doesn't detect inconsistencies). > > P.P.S.: sendmail(8) is back in base!?! and DMA gone???????? > P.P.P.S.: efi\freebsd\loader.efi doesn't work well ___ raised and already > commented by bcran@ > P.P.P.P.S: kern.vt.fb.default_mode vs. efi_max_resolution for > loader.conf(8) was hard to invalidate reading vt(4) ___ still completely > unsure how/if to change non-KMS UEFI/GOP resolution outside loader(8). > -- Gary Jennejohn