From: Ken Cox <jkc@redhat.com>
To: Fengguang Wu <fengguang.wu@intel.com>
Cc: Greg Kroah-Hartman <gregkh@linuxfoundation.org>,
linux-kernel@vger.kernel.org, sparmaintainer@unisys.com,
devel@driverdev.osuosl.org, Jet Chen <jet.chen@intel.com>
Subject: Re: [visorchipset] invalid opcode: 0000 [#1] PREEMPT SMP
Date: Mon, 07 Apr 2014 09:04:09 -0500 [thread overview]
Message-ID: <5342B059.1030401@redhat.com> (raw)
In-Reply-To: <20140407111725.GC25152@localhost>
On 04/07/2014 06:17 AM, Fengguang Wu wrote:
> Hi Ken,
>
> I got the below dmesg and the first bad commit is
>
> git://git.kernel.org/pub/scm/linux/kernel/git/torvalds/linux.git master
>
> commit 12e364b9f08aa335dc7716ce74113e834c993765
> Author: Ken Cox <jkc@redhat.com>
> AuthorDate: Tue Mar 4 07:58:07 2014 -0600
> Commit: Greg Kroah-Hartman <gregkh@linuxfoundation.org>
> CommitDate: Tue Mar 4 16:58:21 2014 -0800
>
--snip--
> [ 24.135101] FPGA image file name: xlinx_fpga_firmware.bit
> [ 24.137595] GPIO INIT FAIL!!
> [ 24.141283] driver version 1.0.0.0 loaded
> [ 24.142539] chipset driver version 1.0.0.0 loadedinvalid opcode: 0000 [#1] PREEMPT SMP
> [ 24.144793] Modules linked in:
> [ 24.145303] CPU: 0 PID: 1 Comm: swapper/0 Not tainted 3.14.0-rc5-00621-g12e364b #1
> [ 24.145303] Hardware name: Bochs Bochs, BIOS Bochs 01/01/2011
> [ 24.145303] task: ffff88001157a010 ti: ffff88001157c000 task.ti: ffff88001157c000
> [ 24.145303] RIP: 0010:[<ffffffff81e37115>] [<ffffffff81e37115>] visorchipset_init+0x7b/0x8c5
The problem is that the driver is trying to call firmware code that only
exists on Unisys s-Par hardware. I will add a check to make sure the
driver is running on the correct platform before trying to call into the
firmware.
next prev parent reply other threads:[~2014-04-07 14:04 UTC|newest]
Thread overview: 22+ messages / expand[flat|nested] mbox.gz Atom feed top
2014-04-07 11:17 [visorchipset] invalid opcode: 0000 [#1] PREEMPT SMP Fengguang Wu
2014-04-07 14:04 ` Ken Cox [this message]
2014-04-07 14:09 ` Greg Kroah-Hartman
2014-04-07 14:24 ` Ken Cox
2014-04-07 19:23 ` Greg Kroah-Hartman
2014-04-07 19:46 ` Greg Kroah-Hartman
[not found] ` <C97001BC43954D438ACB059713BA5CDF92040F0F00@USEA-EXCH7.na.uis.unisys.com>
2014-04-08 2:53 ` Fengguang Wu
2014-04-08 15:39 ` Romer, Benjamin M
[not found] ` <53444220.50009@intel.com>
[not found] ` <C97001BC43954D438ACB059713BA5CDF92040F0F06@USEA-EXCH7.na.uis.unisys.com>
[not found] ` <53458A3A.1050608@intel.com>
2014-04-09 23:01 ` Fengguang Wu
2014-04-09 23:10 ` H. Peter Anvin
2014-04-10 13:19 ` Romer, Benjamin M
2014-04-11 2:28 ` H. Peter Anvin
2014-04-11 13:51 ` Romer, Benjamin M
2014-04-11 16:33 ` H. Peter Anvin
2014-04-11 17:35 ` Jet Chen
2014-04-11 17:40 ` H. Peter Anvin
2014-04-11 17:51 ` Romer, Benjamin M
2014-04-30 10:02 ` Paolo Bonzini
2014-04-11 17:49 ` Romer, Benjamin M
2014-04-13 11:51 ` Borislav Petkov
2014-04-13 12:20 ` Jet Chen
2014-04-09 23:10 ` H. Peter Anvin
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