From owner-freebsd-mips@freebsd.org Mon Aug 15 05:21:09 2016 Return-Path: Delivered-To: freebsd-mips@mailman.ysv.freebsd.org Received: from mx1.freebsd.org (mx1.freebsd.org [IPv6:2001:1900:2254:206a::19:1]) by mailman.ysv.freebsd.org (Postfix) with ESMTP id 03F96BBA4AC for ; Mon, 15 Aug 2016 05:21:09 +0000 (UTC) (envelope-from adrian.chadd@gmail.com) Received: from mail-io0-x230.google.com (mail-io0-x230.google.com [IPv6:2607:f8b0:4001:c06::230]) (using TLSv1.2 with cipher ECDHE-RSA-AES128-GCM-SHA256 (128/128 bits)) (Client CN "smtp.gmail.com", Issuer "Google Internet Authority G2" (verified OK)) by mx1.freebsd.org (Postfix) with ESMTPS id C54A91205 for ; Mon, 15 Aug 2016 05:21:08 +0000 (UTC) (envelope-from adrian.chadd@gmail.com) Received: by mail-io0-x230.google.com with SMTP id m101so72117873ioi.2 for ; Sun, 14 Aug 2016 22:21:08 -0700 (PDT) DKIM-Signature: v=1; a=rsa-sha256; c=relaxed/relaxed; d=gmail.com; s=20120113; h=mime-version:sender:from:date:message-id:subject:to; bh=q3Dk7nzdbZgjIaktO0465CGZ7nhzi3san416jUsuDn0=; b=mtpECFZNrxteteyIzKwn9YJD/NcWTB+pGKv9APTuj2/HXfIkRjCORhh/3NoIQCkZuY PaN4wf+EELKRKdEn3TCa+wyj3h3WzlWnEymel3HY8v3QP/f7MHJSLr/dU6E8ZrQdvJ6i ie4rkTpV6ZL9Ba4LCet6tsIJkQg98hbCqyP7QPmqOXKIjEq9CkKIdFOZ9L1g3Zlrq86l jNrKMrL0PfYLmixYWjvVzuVjoe37KANCQFT2Ab+bD2n2xGPbfS9BKZ02It85mo7i2QFW 0UqtDBYeXGEqUGSiq6cGGVnCZra9+8SZzim2+l7GAfHBNBojobOS2U+XieFPfUGm9Ele yZrA== X-Google-DKIM-Signature: v=1; a=rsa-sha256; c=relaxed/relaxed; d=1e100.net; s=20130820; h=x-gm-message-state:mime-version:sender:from:date:message-id:subject :to; bh=q3Dk7nzdbZgjIaktO0465CGZ7nhzi3san416jUsuDn0=; b=F6YjzBdcpJSaywKzbBiWtUaZwKXySe33iwKFc4rOmU7uBDg/w6ThDUvb6o23W9aVH2 urd8cZPKJyYfo7L3XJcTmOk3i/Z8CGPjK7CpdaVBsWauN1y87o4JB7Z+4Z3tW763j7F8 H/YVBfQbYRfopvLB62X4k9eBMbIQE4myhxSS1Esy6H3tM/r0iUaIXaGyv9tZ+HXfzqch 9JdROsFT/2rTr/OKLkv4siSR4848I3Cr+faduRGKOFP9HCyTtBFQoTyPRphcl7j1qKV7 MDp2/X1Vt3ZOWHjV1V/4iYzmVHxtUvfPbH7kX2PQgDKTMADDrdI1Is0u8XuadEyiWM/o qvyg== X-Gm-Message-State: AEkoousdYpC0Sq9G2fEyX8S6Npd0HGirZ4AHo2YHVuUNTb9LPnRCOjvVDAgv6oJaQQokrV6QUu755oic6D+KFA== X-Received: by 10.107.15.229 with SMTP id 98mr30102826iop.123.1471238467942; Sun, 14 Aug 2016 22:21:07 -0700 (PDT) MIME-Version: 1.0 Sender: adrian.chadd@gmail.com Received: by 10.36.141.129 with HTTP; Sun, 14 Aug 2016 22:21:07 -0700 (PDT) From: Adrian Chadd Date: Sun, 14 Aug 2016 22:21:07 -0700 X-Google-Sender-Auth: LWwq17w5SyWVr_lzbSUXi4XYm34 Message-ID: Subject: kernel using gcc-5.3 fails to boot right To: "freebsd-mips@freebsd.org" Content-Type: text/plain; charset=UTF-8 X-BeenThere: freebsd-mips@freebsd.org X-Mailman-Version: 2.1.22 Precedence: list List-Id: Porting FreeBSD to MIPS List-Unsubscribe: , List-Archive: List-Post: List-Help: List-Subscribe: , X-List-Received-Date: Mon, 15 Aug 2016 05:21:09 -0000 hiya, A freebsd-head kernel compiled with gcc-5.3 for a mips32 kernel (eg TL-WDR3600, mips74k) doesn't seem to work right. eg, loading a bunch of kernel modules at startup leads to a hang in kmem_arena: kldload: can't load random: No such file or directory .. ipfw ipfw2 initialized, divert loadable, nat loadable, default to deny, logging disabled load: 1.79 cmd: kldload 56 [kmem arena] 8.90r 0.00u 0.03s 0% 1708k ... load: 1.67 cmd: kldload 56 [kmem arena] 19.99r 0.00u 0.03s 0% 1708k .. however, there's definitely enough space in the arena in question: db> show vmem 0x80593bc0 vmem 0x80593bc0 'kmem arena' quantum: 4096 size: 41730048 inuse: 1523712 free: 40206336 busy tags: 37 free tags: 4 inuse size free size 8192 9 73728 0 0 12288 4 49152 0 0 16384 9 147456 0 0 20480 1 20480 0 0 28672 1 28672 0 0 32768 1 32768 0 0 40960 1 40960 0 0 45056 1 45056 0 0 49152 4 196608 0 0 65536 1 65536 0 0 131072 5 823296 0 0 33554432 0 0 1 40206336 .. so, I'm not sure yet what's going on, but something fishy is definitely going on. Any ideas? I'd like to flip on building/running freebsd-wifi mips32/mips64 images 100% using external gcc toolchain, and this worked fine with the gcc-4.9 toolchain. :( (On the plus side, userland seems to be okay when compiled with gcc-5.3.) -adrian