From owner-freebsd-hackers@freebsd.org Sun Jun 19 21:40:29 2016 Return-Path: Delivered-To: freebsd-hackers@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 A3988A77D09 for ; Sun, 19 Jun 2016 21:40:29 +0000 (UTC) (envelope-from otacilio.neto@bsd.com.br) Received: from mail-qk0-x22c.google.com (mail-qk0-x22c.google.com [IPv6:2607:f8b0:400d:c09::22c]) (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 58F1121BC for ; Sun, 19 Jun 2016 21:40:29 +0000 (UTC) (envelope-from otacilio.neto@bsd.com.br) Received: by mail-qk0-x22c.google.com with SMTP id c73so140875201qkg.2 for ; Sun, 19 Jun 2016 14:40:29 -0700 (PDT) DKIM-Signature: v=1; a=rsa-sha256; c=relaxed/relaxed; d=bsd.com.br; s=capeta; h=to:from:subject:message-id:date:user-agent:mime-version :content-transfer-encoding; bh=aATkkCnlF3HzZQzV4NKz1jPHi4+92Y1nBj5RxtRGnfU=; b=cEjO+lTExyYWzD4QZz6+5RXp4Ace5wnKNASnaNKG0YbHVTX26zZGJDcesaP5ZhyON+ W1IVwdHDhOjT708PvZ1inNdaZsSSIgaxJXJs+BS782nSnmaCgHbRAcYSPUUR7P5/qbO8 pqtmFd6C8sF5p4YcE1k0ban459iSMs4b1hXsM= X-Google-DKIM-Signature: v=1; a=rsa-sha256; c=relaxed/relaxed; d=1e100.net; s=20130820; h=x-gm-message-state:to:from:subject:message-id:date:user-agent :mime-version:content-transfer-encoding; bh=aATkkCnlF3HzZQzV4NKz1jPHi4+92Y1nBj5RxtRGnfU=; b=Qn3bJ9acQ6PVCAlBGsSiQTG3lC91OisAmBuHwXYlsENpjnoZ/nTr4JLyVfETQAdK5B aUuonXV3pcqHi9F1sfAZWG44NLJe3hXVnQ5B7uR8Ls5Q67FuogxC0sd5eMPLoqRMyN7g Bb6Unwh4/8Ndajr5swux9tI1TS+tNvhovdYkkNw2p+xzfpHIJXWxUAyNv/ALR58U8R+x jeog6l62plj8NUBzQREj9GFOspEOaHhI8jbhocP7fyR/Um1qbCZi6Qe1y6qY5AISklWg /T6jwonTzdEVGqj+wvny7VmX3jx2oI+9cCfHhluKMr5RCv/jS60VGeWK88dK5LyuZODQ 11jQ== X-Gm-Message-State: ALyK8tLpbfxA52O9ZBM/YgYuvnq7AGCBFY/q+CrIfEUi2FiKwB+dcJPh8Fb1VxxG1JjWtw== X-Received: by 10.237.53.51 with SMTP id a48mr16913518qte.54.1466372428119; Sun, 19 Jun 2016 14:40:28 -0700 (PDT) Received: from [192.168.0.18] ([187.60.94.34]) by smtp.googlemail.com with ESMTPSA id s13sm14705288qke.6.2016.06.19.14.40.26 (version=TLSv1/SSLv3 cipher=OTHER); Sun, 19 Jun 2016 14:40:27 -0700 (PDT) To: "freebsd-arm@freebsd.org" , freebsd-hackers@freebsd.org From: =?UTF-8?B?T3RhY8OtbGlv?= Subject: (beagleboneblack/urtwn) Kernel page fault with the following non-sleepable locks held Message-ID: Date: Sun, 19 Jun 2016 18:40:07 -0300 User-Agent: Mozilla/5.0 (Windows NT 10.0; WOW64; rv:45.0) Gecko/20100101 Thunderbird/45.1.1 MIME-Version: 1.0 Content-Type: text/plain; charset=utf-8; format=flowed Content-Transfer-Encoding: 8bit X-BeenThere: freebsd-hackers@freebsd.org X-Mailman-Version: 2.1.22 Precedence: list List-Id: Technical Discussions relating to FreeBSD List-Unsubscribe: , List-Archive: List-Post: List-Help: List-Subscribe: , X-List-Received-Date: Sun, 19 Jun 2016 21:40:29 -0000 I was installing netperf on a fresh FreeBSD-ALPHA3 FreeBSD beaglebone 11.0-ALPHA3 FreeBSD 11.0-ALPHA3 #0 r301846: Mon Jun 13 19:54:27 BRT 2016 ota@nostromo:/root/crochet/work/obj/arm.armv6/usr/src/sys/BEAGLEBONE-DEBUG arm on BeagleboneBlack using wrtwn when I got this kernel panic: root@beaglebone:/usr/home/ota # pkg install netperf Updating FreeBSD repository catalogue... Fetching meta.txz: 100% 944 B 0.9kB/s 00:01 Fetching packagesite.txz: 100% 4 MiB 46.0kB/s 01:42 Processing entries: 6%lock order reversal: 1st 0xc30b35d4 syncer (syncer) @ /usr/src/sys/kern/vfs_subr.c:2048 2nd 0xc319d6f4 ufs (ufs) @ /usr/src/sys/kern/vfs_subr.c:2498 stack backtrace: Processing entries: 58%Kernel page fault with the following non-sleepable locks held: exclusive sleep mutex tcp_sc_head (tcp_sc_head) r = 0 (0xc2f9d520) locked @ /usr/src/sys/netinet/tcp_syncache.c:494 shared rw tcp (tcp) r = 0 (0xc08ef348) locked @ /usr/src/sys/netinet/tcp_input.c:1034 exclusive rw tcpinp (tcpinp) r = 0 (0xc31ab494) locked @ /usr/src/sys/netinet/in_pcb.c:1964 stack backtrace: Fatal kernel mode data abort: 'Alignment Fault' on read trapframe: 0xdcfe58a8 FSR=00000001, FAR=c2e7187a, spsr=60000013 r0 =c08e7988, r1 =00000004, r2 =c06fa3ad, r3 =000007b6 r4 =dcfe5a10, r5 =dcfe5b28, r6 =c2e71876, r7 =c2f9d520 r8 =c2f9d520, r9 =c2e71876, r10=dcfe5b28, r11=dcfe5970 r12=00000000, ssp=dcfe5938, slr=c2d34370, pc =c053d8e8 [ thread pid 13 tid 100036 ] Stopped at syncookie_lookup+0x38: ldmib r6, {r1-r2} db> []'s -Otacílio