From mboxrd@z Thu Jan 1 00:00:00 1970 Message-ID: <4CC9944D.8050909@domain.hid> Date: Thu, 28 Oct 2010 17:18:37 +0200 From: Anders Blomdell MIME-Version: 1.0 References: <4CC82C8D.3080808@domain.hid> <4CC84327.9070202@domain.hid> <4CC92786.3030509@domain.hid> <4CC92902.4040904@domain.hid> <4CC943A2.9020806@domain.hid> <4CC94E0B.9070106@domain.hid> <4CC97448.3040205@domain.hid> <4CC99129.50507@domain.hid> <4CC99215.80600@domain.hid> In-Reply-To: <4CC99215.80600@domain.hid> Content-Type: text/plain; charset=ISO-8859-1 Content-Transfer-Encoding: 7bit Subject: Re: [Xenomai-core] Potential problem with rt_eepro100 List-Id: Xenomai life and development List-Unsubscribe: , List-Archive: List-Post: List-Help: List-Subscribe: , To: Jan Kiszka Cc: xenomai@xenomai.org On 2010-10-28 17.09, Jan Kiszka wrote: > Am 28.10.2010 17:05, Anders Blomdell wrote: >> Current results: >> >> 1. 2.6.35.7, maxcpus=1; a few thousand rounds, freeze and this after >> some time: >> >> BUG: spinlock lockup on CPU#0, raw_test/2924, c0a1b540 >> Process raw_test (pid: 2924, ti=f18bc000 task=f1bdab00 task.ti=f18bc000) >> I-pipe domain Xenomai >> Stack: >> Call Trace: >> Code: d0 85 d8 74 0f ba 71 00 00 00 b8 78 a7 8f c0 e8 3b 03 02 00 a1 28 >> f6 9f c0 89 f2 8b 48 20 89 d8 e8 ad fd ff ff 57 9d 8d 65 f4 5b <5e> 5f >> 5d c3 90 55 89 e5 0f 1f 44 00 00 8b 0d 28 f6 9f c0 ba 00 >> > > Please provide the full kernel log, ideally also with the I-pipe tracer > (with panic tracing) enabled. Will reconfigure/recompile and do that, with full kernel log do you mean all bootup info? > >> 2. 2.6.35.7, maxcpus=4; no packets sent, this on console: >> >> e1000: rteth0: e1000_clean_tx_irq: Detected Tx Unit Hang > > Err, is this another NIC used on this box? If yes and when used as RTnet > NIC instead, does it trigger the same issue? Switched the eepro100 to a e1000, and got same user program issues (indicating ipipe/rtdm/rtnet_stack issues and not a specific driver), have not switched back yet, will do if you rather want that. > >> Tx Queue <0> >> TDH <0> >> TDT <10> >> next_to_use <10> >> next_to_clean <0> >> buffer_info[next_to_clean] >> time_stamp <362d2> >> next_to_watch <0> >> jiffies <368f8> >> next_to_watch.status <0> /Anders -- Anders Blomdell Email: anders.blomdell@domain.hid Department of Automatic Control Lund University Phone: +46 46 222 4625 P.O. Box 118 Fax: +46 46 138118 SE-221 00 Lund, Sweden