From owner-freebsd-current@freebsd.org Mon Oct 5 21:20:20 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 1748942FF12 for ; Mon, 5 Oct 2020 21:20:20 +0000 (UTC) (envelope-from wlosh@bsdimp.com) Received: from mail-qt1-x834.google.com (mail-qt1-x834.google.com [IPv6:2607:f8b0:4864:20::834]) (using TLSv1.3 with cipher TLS_AES_128_GCM_SHA256 (128/128 bits) key-exchange X25519 server-signature RSA-PSS (4096 bits) server-digest SHA256 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 4C4tmM1PzBz4V7t for ; Mon, 5 Oct 2020 21:20:18 +0000 (UTC) (envelope-from wlosh@bsdimp.com) Received: by mail-qt1-x834.google.com with SMTP id d1so10958800qtr.6 for ; Mon, 05 Oct 2020 14:20:18 -0700 (PDT) X-Google-DKIM-Signature: v=1; a=rsa-sha256; c=relaxed/relaxed; d=1e100.net; s=20161025; h=x-gm-message-state:mime-version:references:in-reply-to:from:date :message-id:subject:to:cc; bh=jjZdmv7rveMZHYmvM2pB1CZfRs3U2vRSF1nYloj9o2k=; b=o/Y2KWNVOnlhF1wJfS3ZrOriJd0gAD7vRu99wxT4JrQUxnkB3KsZnm3UXR9jRnudBx HWeCsAXocrXbKZsy0Y4/LJudW9M4lHtrTUvBiaIaceYZT/LkaVJs/Tq3B8hBmtcwpGc/ 8vM3jsKGvOfhM/4lcr1RhIAY3QuXQ4qF1bgb3F9kOVM6i58Sj2JUT6cLL47NI8qriXps Vh+Y5/Djz0bf+hg7PDcr0Zm+yBY/BEaq0YZDxinovCe4Q1T6Qcq7y0QBIC6RXXjwjab3 k7GD30HB8zjk5d1Y6iaCVhj8CcHsAY22w3d96XHqCGl+CwMvxWClkMNW3l2gQvt75Obt XxRw== X-Gm-Message-State: AOAM531h3NKNvOkObxAv3CaxIlPAsfEgodObxjNUNw7ATEbXgPUEL0Rj QlHoF3mW8jkJzAo2JVjvz8FqGR6ojbh68ndlqoda0A== X-Google-Smtp-Source: ABdhPJzfA3imiTT8m+DgfZw5svFLq4Mm9utjt9YBPNE+YyNyTYAiwPnqiSt7+F50FpaHWhiANR2f4lbevkBspwIRhUI= X-Received: by 2002:ac8:327d:: with SMTP id y58mr1942312qta.291.1601932818220; Mon, 05 Oct 2020 14:20:18 -0700 (PDT) MIME-Version: 1.0 References: <02fa309e-9467-f741-8092-974bfc145c9a@FreeBSD.org> In-Reply-To: <02fa309e-9467-f741-8092-974bfc145c9a@FreeBSD.org> From: Warner Losh Date: Mon, 5 Oct 2020 15:20:07 -0600 Message-ID: Subject: Re: GPF on boot with devmatch To: Alexander Motin Cc: Xin LI , FreeBSD Current , Warner Losh X-Rspamd-Queue-Id: 4C4tmM1PzBz4V7t X-Spamd-Bar: +++++ X-Spamd-Result: default: False [5.06 / 15.00]; RCVD_TLS_ALL(0.00)[]; ARC_NA(0.00)[]; R_DKIM_ALLOW(0.00)[bsdimp-com.20150623.gappssmtp.com:s=20150623]; FROM_HAS_DN(0.00)[]; RCPT_COUNT_THREE(0.00)[4]; NEURAL_SPAM_SHORT(0.37)[0.370]; MIME_GOOD(-0.10)[multipart/alternative,text/plain]; PREVIOUSLY_DELIVERED(0.00)[freebsd-current@freebsd.org]; DMARC_NA(0.00)[bsdimp.com]; URIBL_RED(3.50)[ixsystems.com:url]; BAD_REP_POLICIES(0.10)[]; NEURAL_SPAM_MEDIUM(0.48)[0.480]; TO_MATCH_ENVRCPT_SOME(0.00)[]; TO_DN_ALL(0.00)[]; DKIM_TRACE(0.00)[bsdimp-com.20150623.gappssmtp.com:+]; HAS_ANON_DOMAIN(0.10)[]; RCVD_IN_DNSWL_NONE(0.00)[2607:f8b0:4864:20::834:from]; NEURAL_SPAM_LONG(0.31)[0.309]; R_SPF_NA(0.00)[no SPF record]; FORGED_SENDER(0.30)[imp@bsdimp.com,wlosh@bsdimp.com]; MIME_TRACE(0.00)[0:+,1:+,2:~]; ASN(0.00)[asn:15169, ipnet:2607:f8b0::/32, country:US]; FROM_NEQ_ENVFROM(0.00)[imp@bsdimp.com,wlosh@bsdimp.com]; MAILMAN_DEST(0.00)[freebsd-current]; RCVD_COUNT_TWO(0.00)[2] Content-Type: text/plain; charset="UTF-8" X-Content-Filtered-By: Mailman/MimeDel 2.1.33 X-BeenThere: freebsd-current@freebsd.org X-Mailman-Version: 2.1.33 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: Mon, 05 Oct 2020 21:20:20 -0000 On Mon, Oct 5, 2020 at 12:36 PM Alexander Motin wrote: > I can add that we've received report about identical panic on FreeBSD > releng/12.2 of r365436, AKA TrueNAS 12.0-RC1: > https://jira.ixsystems.com/browse/NAS-107578 . So it looks a) pretty > rate (one report from thousands of early adopters and none in our lab), > and b) it is in stable/12 too, not only head. > Thanks! I'll see if I can recreate here.... But we're accessing the sysctl tree from devmatch to get some information, which should always be OK (the fact that it isn't suggests either a bug in some driver leaving bad pointers, or some race or both)... It would be nice to know which nodes they were, or to have a kernel panic I can look at... Warner