From owner-freebsd-current@freebsd.org Mon Aug 26 16:14:37 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 8B24CDF2FE for ; Mon, 26 Aug 2019 16:14:37 +0000 (UTC) (envelope-from wlosh@bsdimp.com) Received: from mail-qt1-x82f.google.com (mail-qt1-x82f.google.com [IPv6:2607:f8b0:4864:20::82f]) (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 46HHC00lSyz4bg7 for ; Mon, 26 Aug 2019 16:14:35 +0000 (UTC) (envelope-from wlosh@bsdimp.com) Received: by mail-qt1-x82f.google.com with SMTP id b11so18379114qtp.10 for ; Mon, 26 Aug 2019 09:14:35 -0700 (PDT) DKIM-Signature: v=1; a=rsa-sha256; c=relaxed/relaxed; d=bsdimp-com.20150623.gappssmtp.com; s=20150623; h=mime-version:references:in-reply-to:from:date:message-id:subject:to :cc; bh=xMyQ5xDoTEZxY7kTzi7M+1L7W6oJCwjCIEv9L73bq+E=; b=AzTkMFulJ1Pu79iN5qulGcie7LQ0WaJ5R+qHW3Oeuu6r8ATK6BhPw8i0IUpOAI22jy 4iEILkdddv7y12mJsMn+fOoQ6iz263Poh8hauW4anCIDQ/Mk90R64Qlf/ybeY2nKqPEf ZfdlfkpSQ2lvhTufd3Etk4DnNXYMusgHR7pJPneqT8i4mEWN7JLeX+HkHuuisOY9Y+Tv /BN0ja+7b60nsYfDztbzi/3GTVAWynr+cFNjX61LYLpUjwVfqx5DWiNN0a78Xfr7Pdbh HW1uUMldkJkA7NsPzfe8TCGuV5UZYv54Eg82XtsGKfO7qGrOIOVreq2Y0Bt4bcUcPTfn ++jA== 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=xMyQ5xDoTEZxY7kTzi7M+1L7W6oJCwjCIEv9L73bq+E=; b=KmsoDuG94JCSjxlZgRbNeleLOCmOVid+wNfNgHlXrkJYKfO41VdJYMa+BOvFXn441e Lv4yvZAEcpiVqbdisKJPBeAHid4q+PZgvG62CeqoXsQ/ZOQD7ICpSeJCZB9xZNBZVaWL F3kVoMJFWhN3nzRXdtq+zIbFAPAAkOVH7K6TxtPj2OVxsSXhq0Avn2PTq2S8SKLj5Pu4 wH+PI5C/pyZYb2NMTVsUW2hAnCBqNZrc98tUiOOoKyP9PH1ZNbeU7n98FK4c4e7W5XHR T6Z/mjrtVDOQ7nVKxSq9nSSYSvUvzTMwylfAU6ph2P077od89D0Zr7musmJ5F9D4rZF6 LSbA== X-Gm-Message-State: APjAAAWGKvuBKAvwmseNGQIXF7w/JF6FruFUehVBL4Oxv4TSEj/wu1XI Fw81TuYKkGaAiyf4TaujGwj+jPebWXHzUXJlRUV4ew== X-Google-Smtp-Source: APXvYqwSGyOP8LML/moW7BwO2YPuLHNxENe4YiT8Z5x2ltjn0/ldJDK18JaDOstjwrYtsIzkgKbntjjbShm5e7gdq38= X-Received: by 2002:ac8:128c:: with SMTP id y12mr18281949qti.242.1566836074112; Mon, 26 Aug 2019 09:14:34 -0700 (PDT) MIME-Version: 1.0 References: <47509401.1440476.1566796167857.ref@mail.yahoo.com> <47509401.1440476.1566796167857@mail.yahoo.com> <5aa8faeb-5e8e-38be-4301-81f3d82c494a@selasky.org> In-Reply-To: <5aa8faeb-5e8e-38be-4301-81f3d82c494a@selasky.org> From: Warner Losh Date: Mon, 26 Aug 2019 10:14:22 -0600 Message-ID: Subject: Re: Kernel-Crash when working with ubt0 To: Hans Petter Selasky Cc: "mms.vanbreukelingen@gmail.com" , "freebsd-current@freebsd.org" X-Rspamd-Queue-Id: 46HHC00lSyz4bg7 X-Spamd-Bar: ---- Authentication-Results: mx1.freebsd.org; dkim=pass header.d=bsdimp-com.20150623.gappssmtp.com header.s=20150623 header.b=AzTkMFul; dmarc=none; spf=none (mx1.freebsd.org: domain of wlosh@bsdimp.com has no SPF policy when checking 2607:f8b0:4864:20::82f) smtp.mailfrom=wlosh@bsdimp.com X-Spamd-Result: default: False [-4.92 / 15.00]; TO_DN_EQ_ADDR_SOME(0.00)[]; TO_DN_SOME(0.00)[]; URI_COUNT_ODD(1.00)[3]; DKIM_TRACE(0.00)[bsdimp-com.20150623.gappssmtp.com:+]; NEURAL_HAM_SHORT(-0.99)[-0.992,0]; FORGED_SENDER(0.30)[imp@bsdimp.com,wlosh@bsdimp.com]; MIME_TRACE(0.00)[0:+,1:+,2:~]; IP_SCORE(-2.92)[ip: (-9.37), ipnet: 2607:f8b0::/32(-2.86), asn: 15169(-2.33), country: US(-0.05)]; ASN(0.00)[asn:15169, ipnet:2607:f8b0::/32, country:US]; FROM_NEQ_ENVFROM(0.00)[imp@bsdimp.com,wlosh@bsdimp.com]; ARC_NA(0.00)[]; NEURAL_HAM_MEDIUM(-1.00)[-1.000,0]; R_DKIM_ALLOW(-0.20)[bsdimp-com.20150623.gappssmtp.com:s=20150623]; FROM_HAS_DN(0.00)[]; RCPT_COUNT_THREE(0.00)[3]; NEURAL_HAM_LONG(-1.00)[-1.000,0]; TAGGED_RCPT(0.00)[]; PREVIOUSLY_DELIVERED(0.00)[freebsd-current@freebsd.org]; DMARC_NA(0.00)[bsdimp.com]; MIME_GOOD(-0.10)[multipart/alternative,text/plain]; TO_MATCH_ENVRCPT_SOME(0.00)[]; RCVD_IN_DNSWL_NONE(0.00)[f.2.8.0.0.0.0.0.0.0.0.0.0.0.0.0.0.2.0.0.4.6.8.4.0.b.8.f.7.0.6.2.list.dnswl.org : 127.0.5.0]; R_SPF_NA(0.00)[]; RCVD_COUNT_TWO(0.00)[2]; RCVD_TLS_ALL(0.00)[]; FREEMAIL_CC(0.00)[gmail.com] Content-Type: text/plain; charset="UTF-8" X-Content-Filtered-By: Mailman/MimeDel 2.1.29 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: Mon, 26 Aug 2019 16:14:37 -0000 Is it from read_connection_list? If so I have a 'patch' that I'm using but haven't committed because it's just too gross: drop the lock before the copyout and pick it up again after... Warner On Mon, Aug 26, 2019 at 1:23 AM Hans Petter Selasky wrote: > Do you have a backtrace? > > --HPS > _______________________________________________ > freebsd-current@freebsd.org mailing list > https://lists.freebsd.org/mailman/listinfo/freebsd-current > To unsubscribe, send any mail to "freebsd-current-unsubscribe@freebsd.org" >