From owner-freebsd-current@freebsd.org Fri Aug 30 16:41:51 2019 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 CA4C9D2E59 for ; Fri, 30 Aug 2019 16:41:51 +0000 (UTC) (envelope-from maksim.yevmenkin@gmail.com) Received: from mail-qt1-x830.google.com (mail-qt1-x830.google.com [IPv6:2607:f8b0:4864:20::830]) (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 46KlcZ5FhMz4HwQ for ; Fri, 30 Aug 2019 16:41:50 +0000 (UTC) (envelope-from maksim.yevmenkin@gmail.com) Received: by mail-qt1-x830.google.com with SMTP id j15so8197705qtl.13 for ; Fri, 30 Aug 2019 09:41:50 -0700 (PDT) DKIM-Signature: v=1; a=rsa-sha256; c=relaxed/relaxed; d=gmail.com; s=20161025; h=mime-version:references:in-reply-to:from:date:message-id:subject:to :cc; bh=VCI0peH3iqoVxVawIASq/eugIAPj3IVASAveHVvJHEM=; b=k6VBR1Nnf5XYP3tomoiwDQTKIO8xnVu439HksW5IxwguPbxNmbqV5jfx+R7x5qoVRh HnAfS00ipPiOjAywAB8O/1Frtlr4ymnR59SO8tOCLEYtm7ddTB4TzxhSNemNsDx/n4t7 PbFwJL2B47mOJAKPy0gekOk5Baz6kaZGiZxD3pq9Pe/Cvp2/hl8Pxrz1iQqTN64notWQ SDmg2rtmSRgGth6aTn0hUUFJDQh0/SRjZO8m9o0ZMWlNg0ZWSgA2PW5QaQBfd4fcIUqn xKGXfz3VlfPt4pU4l7iokIGGGKdMjBU1981cWmyxT7BxeGKLuZYFdCkZuXomsHMpcZOc EAdQ== 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=VCI0peH3iqoVxVawIASq/eugIAPj3IVASAveHVvJHEM=; b=fhquG04eWh9NubNW0SvtXnNgJZQWss2NzQvGi3dDEOIOzgcH8EHfXU9kSODPtO4vfg JqG0JpjRcDW+VGUA/bhvpOYS51NPUpYf9k9SsVSP3D4xc77EHfETKGlP37k9k7QArMPC grNe6Sw3KSI3dZwvlwVNKnt8LPS/iWd2QE4+5PuGKGKllkU+U9mkSvKCVW0yOLJzFgxL i7BEknb09y5SMQqq5Mz/d+KstfjfaL0nyX1LThzqHUHFypVJqvn3saJKK9VYlsMoJzDW ozavGDiTLNMUJxZlxp1IrVFwZ8/5LGRUWFInRu1WLcev4u8C04GntlkZWvDe3vJzKQct 8liA== X-Gm-Message-State: APjAAAVfaDFjMuYtdHgeo/lZxJ2zpaN8UmUw5FNDctO46ETd2+/h3ddp gyScIqWR3do8zF9MbdrsyYr769bNAxiPOMtQT4UnYTD3gXY= X-Google-Smtp-Source: APXvYqzRznX7zUqTXBBg29vg4PbtfHJqHZWc8orh9aRwrX9LF0ZQrb645V3DZDrPkY6N8N0hM94RjmyVuSQZ4qYGNT0= X-Received: by 2002:a0c:d7ce:: with SMTP id g14mr10635511qvj.2.1567183309455; Fri, 30 Aug 2019 09:41:49 -0700 (PDT) MIME-Version: 1.0 References: <1115053193.64543.1567031661382.ref@mail.yahoo.com> <1115053193.64543.1567031661382@mail.yahoo.com> In-Reply-To: From: Maksim Yevmenkin Date: Fri, 30 Aug 2019 09:41:38 -0700 Message-ID: Subject: Re: Kernel-Crash when working with ubt0 To: Warner Losh Cc: Miranda Maria Sophie Van den Breukelingen , Konstantin Belousov , Hans Petter Selasky , "freebsd-current@freebsd.org" Content-Type: text/plain; charset="UTF-8" X-Rspamd-Queue-Id: 46KlcZ5FhMz4HwQ X-Spamd-Bar: --- Authentication-Results: mx1.freebsd.org; dkim=pass header.d=gmail.com header.s=20161025 header.b=k6VBR1Nn; dmarc=pass (policy=none) header.from=gmail.com; spf=pass (mx1.freebsd.org: domain of maksimyevmenkin@gmail.com designates 2607:f8b0:4864:20::830 as permitted sender) smtp.mailfrom=maksimyevmenkin@gmail.com X-Spamd-Result: default: False [-4.00 / 15.00]; TO_DN_EQ_ADDR_SOME(0.00)[]; TO_DN_SOME(0.00)[]; R_SPF_ALLOW(-0.20)[+ip6:2607:f8b0:4000::/36]; FREEMAIL_FROM(0.00)[gmail.com]; RCPT_COUNT_FIVE(0.00)[5]; DKIM_TRACE(0.00)[gmail.com:+]; DMARC_POLICY_ALLOW(-0.50)[gmail.com,none]; NEURAL_HAM_SHORT(-1.00)[-0.998,0]; FROM_EQ_ENVFROM(0.00)[]; IP_SCORE(0.00)[ip: (-9.35), ipnet: 2607:f8b0::/32(-2.84), asn: 15169(-2.32), country: US(-0.05)]; MIME_TRACE(0.00)[0:+]; FREEMAIL_ENVFROM(0.00)[gmail.com]; ASN(0.00)[asn:15169, ipnet:2607:f8b0::/32, country:US]; TAGGED_FROM(0.00)[]; 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]; FROM_HAS_DN(0.00)[]; NEURAL_HAM_LONG(-1.00)[-1.000,0]; TAGGED_RCPT(0.00)[]; PREVIOUSLY_DELIVERED(0.00)[freebsd-current@freebsd.org]; MIME_GOOD(-0.10)[text/plain]; IP_SCORE_FREEMAIL(0.00)[]; TO_MATCH_ENVRCPT_SOME(0.00)[]; RCVD_IN_DNSWL_NONE(0.00)[0.3.8.0.0.0.0.0.0.0.0.0.0.0.0.0.0.2.0.0.4.6.8.4.0.b.8.f.7.0.6.2.list.dnswl.org : 127.0.5.0]; FREEMAIL_CC(0.00)[gmail.com]; RCVD_TLS_ALL(0.00)[]; RCVD_COUNT_TWO(0.00)[2] X-BeenThere: freebsd-current@freebsd.org X-Mailman-Version: 2.1.29 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: Fri, 30 Aug 2019 16:41:51 -0000 >> > patch -p1 worked for me to apply it. >> > >> > And it worked just fine for everything once I rebooted. The patch looked fine to my eye. >> >> thanks Warner >> >> please find attached (more complete) patch that should address issue >> of holding lock over copyin/out (or so i claim). > > Seems to be working fine now... committed. thanks! max