From owner-freebsd-current@FreeBSD.ORG Wed Mar 5 20:24:07 2014 Return-Path: Delivered-To: freebsd-current@freebsd.org Received: from mx1.freebsd.org (mx1.freebsd.org [IPv6:2001:1900:2254:206a::19:1]) (using TLSv1 with cipher ADH-AES256-SHA (256/256 bits)) (No client certificate requested) by hub.freebsd.org (Postfix) with ESMTPS id 561B4C22 for ; Wed, 5 Mar 2014 20:24:07 +0000 (UTC) Received: from mail-lb0-x236.google.com (mail-lb0-x236.google.com [IPv6:2a00:1450:4010:c04::236]) (using TLSv1 with cipher ECDHE-RSA-RC4-SHA (128/128 bits)) (No client certificate requested) by mx1.freebsd.org (Postfix) with ESMTPS id D01AFA1C for ; Wed, 5 Mar 2014 20:24:06 +0000 (UTC) Received: by mail-lb0-f182.google.com with SMTP id n15so1097452lbi.27 for ; Wed, 05 Mar 2014 12:24:05 -0800 (PST) DKIM-Signature: v=1; a=rsa-sha256; c=relaxed/relaxed; d=gmail.com; s=20120113; h=message-id:date:from:user-agent:mime-version:to:subject:references :in-reply-to:content-type:content-transfer-encoding; bh=U2TrQ7NGsPEXOa/Ut3kOF3Aeic2FlBpq/x6aoHnjDm8=; b=pemb1wsokPGcB7owIsf3zU82MXaH+lqzqyiVVfeV1/kVoBA9Js8pDdLRXSsCF3p6uY UjaRGAKouu3LhYvswMok0dWvUjHbwRLDDo3Q6kxOzz5dJeQmZPJ3TeG5opib8unsfqfC tJQYY1edg4bz7ztH3KneQQ1GU9jZ49ard+Jxn2eGk+pvJHh3Bh3lFGVF+9yTiRwU5n0E sBkh1lMxu/cozyksCId34aZgCmg4fhpRPha+CDN0ogrozCG2164bVuEJ5TP00KZ/O5CV hIH8/7lJoi0Ifxb8nVSeTO3lcUuEm3upglpLISuvSDXJaS14rABcAHHs5XL2VxV95Cva d7Cw== X-Received: by 10.152.23.9 with SMTP id i9mr70418laf.56.1394051044970; Wed, 05 Mar 2014 12:24:04 -0800 (PST) Received: from one.local (h-167-81.a170.priv.bahnhof.se. [85.24.167.81]) by mx.google.com with ESMTPSA id gi5sm3769972lbc.4.2014.03.05.12.24.04 for (version=TLSv1 cipher=ECDHE-RSA-RC4-SHA bits=128/128); Wed, 05 Mar 2014 12:24:04 -0800 (PST) Message-ID: <531787E3.5000100@gmail.com> Date: Wed, 05 Mar 2014 21:24:03 +0100 From: Pawel Worach User-Agent: Mozilla/5.0 (X11; FreeBSD amd64; rv:24.0) Gecko/20100101 Thunderbird/24.3.0 MIME-Version: 1.0 To: freebsd-current@freebsd.org Subject: Re: current -r262780 explodes on wlan up References: <1611.1394047460@critter.freebsd.dk> In-Reply-To: <1611.1394047460@critter.freebsd.dk> Content-Type: text/plain; charset=ISO-8859-1; format=flowed Content-Transfer-Encoding: 7bit X-BeenThere: freebsd-current@freebsd.org X-Mailman-Version: 2.1.17 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: Wed, 05 Mar 2014 20:24:07 -0000 On 03/05/14 20:24, Poul-Henning Kamp wrote: > > Just tried a current kernel -r 262780 on my laptop. > > When wlan0 comes up (if_iwn) it explodes with something about witness > and rtentry.c, but it clears the screen before I can get a photo... > > Looks trivial to reproduce. > svn r262799, witness disabled, explodes much later here, also system with iwn if it's related. pid 911 was: 65 911 1 0 52 0 14556 0 select Ds - 0:00.00 [dhclient] no trace with symbols because kgdb doesn't like that clang creates. Dwarf Error: wrong version in compilation unit header (is 4, should be 2) [in module /boot/kernel/kernel.symbols] Configuring syscons: keymap Sleeping thread (tid 100073, pid 911) owns a non-sleepable lock KDB: stack backtrace of thread 100073: sched_switch() at sched_switch+0x20a/frame 0xfffffe0233f31690 mi_switch() at mi_switch+0xbe/frame 0xfffffe0233f316d0 sleepq_catch_signals() at sleepq_catch_signals+0xab/frame 0xfffffe0233f31730 sleepq_timedwait_sig() at sleepq_timedwait_sig+0xf/frame 0xfffffe0233f31760 _cv_timedwait_sig_sbt() at _cv_timedwait_sig_sbt+0x18b/frame 0xfffffe0233f317c0 seltdwait() at seltdwait+0xa4/frame 0xfffffe0233f31800 sys_poll() at sys_poll+0x3a3/frame 0xfffffe0233f319a0 amd64_syscall() at amd64_syscall+0x289/frame 0xfffffe0233f31ab0 Xfast_syscall() at Xfast_syscall+0xfb/frame 0xfffffe0233f31ab0 --- syscall (209, FreeBSD ELF64, sys_poll), rip = 0x800b2972a, rsp = 0x7fffffffdc68, rbp = 0x7fffffffdca0 --- panic: sleeping thread cpuid = 3 KDB: stack backtrace: db_trace_self_wrapper() at db_trace_self_wrapper+0x2b/frame 0xfffffe0234088230 kdb_backtrace() at kdb_backtrace+0x39/frame 0xfffffe02340882e0 panic() at panic+0x155/frame 0xfffffe0234088360 propagate_priority() at propagate_priority+0x192/frame 0xfffffe0234088390 turnstile_wait() at turnstile_wait+0x32b/frame 0xfffffe02340883e0 __mtx_lock_sleep() at __mtx_lock_sleep+0xfc/frame 0xfffffe0234088410 in_matroute() at in_matroute+0x4e/frame 0xfffffe0234088440 rtalloc1_fib() at rtalloc1_fib+0x6d/frame 0xfffffe02340884e0 in_lltable_lookup() at in_lltable_lookup+0x1f6/frame 0xfffffe0234088530 arpresolve() at arpresolve+0x159/frame 0xfffffe02340885b0 ether_output() at ether_output+0x1dd/frame 0xfffffe0234088620 ip_output() at ip_output+0xf50/frame 0xfffffe0234088710 udp_send() at udp_send+0x86f/frame 0xfffffe02340887d0 sosend_dgram() at sosend_dgram+0x3bd/frame 0xfffffe0234088850 kern_sendit() at kern_sendit+0x1c1/frame 0xfffffe0234088900 sendit() at sendit+0x129/frame 0xfffffe0234088950 sys_sendto() at sys_sendto+0x4d/frame 0xfffffe02340889a0 amd64_syscall() at amd64_syscall+0x289/frame 0xfffffe0234088ab0 Xfast_syscall() at Xfast_syscall+0xfb/frame 0xfffffe0234088ab0 --- syscall (133, FreeBSD ELF64, sys_sendto), rip = 0x8013cfdfa, rsp = 0x7fffffffbb68, rbp = 0x7fffffffc430 --- KDB: enter: panic Uptime: 20s Dumping 393 out of 8063 MB:..5%..13%..21%..33%..41%..53%..61%..74%..82%..94% -- Pawel