From mboxrd@z Thu Jan 1 00:00:00 1970 From: Jeremy Fitzhardinge Subject: Re: pvops dom0 20090825 xen_acpi panic Date: Tue, 25 Aug 2009 11:29:08 -0700 Message-ID: <4A942D74.20104@goop.org> References: <4A942449.8020707@dschroeder.info> Mime-Version: 1.0 Content-Type: text/plain; charset=ISO-8859-1 Content-Transfer-Encoding: 7bit Return-path: In-Reply-To: <4A942449.8020707@dschroeder.info> List-Unsubscribe: , List-Post: List-Help: List-Subscribe: , Sender: xen-devel-bounces@lists.xensource.com Errors-To: xen-devel-bounces@lists.xensource.com To: Daniel Schroeder Cc: "xen-devel@lists.xensource.com" , "Yu, Ke" List-Id: xen-devel@lists.xenproject.org On 08/25/09 10:50, Daniel Schroeder wrote: > Hi Jeremy, > (CC:d Ke) > 32bit machine...on 64bit pm works... > > xenbus_probe_backend_init bus registered ok > > > xenbus_probe_frontend_init bus registered ok > > > BUG: unable to handle kernel NULL pointer dereference at 00000029 > > > IP: [] xen_acpi_processor_extcntl_init+0x8/0x43 > > > *pdpt = 0000000001689001 *pde = 0000000000000000 > > > Oops: 0000 [#1] SMP > > > last sysfs file: > > > > > > Pid: 1, comm: swapper Not tainted (2.6.31-rc6 #3) > > > EIP: 0060:[] EFLAGS: 00010246 CPU: 0 > EIP is at xen_acpi_processor_extcntl_init+0x8/0x43 > EAX: 00000000 EBX: c1672eb0 ECX: c15e916c EDX: 00000000 > ESI: c1649e7d EDI: 00000000 EBP: c784bf54 ESP: c784bf54 > DS: 007b ES: 007b FS: 00d8 GS: 0000 SS: 0068 > Process swapper (pid: 1, ti=c784a000 task=c7849bc0 task.ti=c784a000) > Stack: > c784bfc4 c100203a 0000003f c7864540 c155b4d1 c784bfa4 c784bf84 c10d7cc4 > <0> 00000001 c7864600 0000000f c160e300 c784bfb0 c106a814 c1497a60 0000000f > <0> 0000000f 3531bfb0 00000000 00000000 000001ff c161e120 c161e124 c784bfc4 > Call Trace: > [] ? do_one_initcall+0x2a/0x160 > [] ? create_proc_entry+0x54/0xb0 > [] ? register_irq_proc+0xa4/0xc0 > [] ? init_irq_proc+0x65/0x80 > [] ? kernel_init+0x13c/0x195 > [] ? kernel_init+0x0/0x195 > [] ? kernel_thread_helper+0x7/0x10 > Code: ba 08 98 5e c1 a1 b8 b8 6c c1 e8 d7 6d a9 ff ba f0 97 5e c1 a1 b8 > b8 6c c1 e8 d8 49 a9 ff e9 51 ff ff ff 55 a1 44 30 69 c1 89 e5 <0f> b6 > 40 29 85 c0 74 2a a8 01 74 0a c7 05 98 99 5e c1 e0 b1 2c > EIP: [] xen_acpi_processor_extcntl_init+0x8/0x43 SS:ESP > 0068:c784bf54 > CR2: 0000000000000029 > ---[ end trace 4eaa2a86a8e2da22 ]--- > Kernel panic - not syncing: Attempted to kill init! > Pid: 1, comm: swapper Tainted: G D 2.6.31-rc6 #3 > Call Trace: > [] ? printk+0x18/0x1a > [] panic+0x43/0xec > [] do_exit+0x59b/0x670 > [] ? printk+0x18/0x1a > [] oops_end+0x92/0xa0 > [] ? printk+0x18/0x1a > [] no_context+0xb6/0x1a0 > [] __bad_area_nosemaphore+0x5b/0x170 > [] ? __const_udelay+0x31/0x40 > [] ? wait_for_xmitr+0x52/0xc0 > [] ? serial8250_console_putchar+0x0/0x30 > [] ? serial8250_console_write+0x0/0x110 > [] ? __call_console_drivers+0x60/0x70 > [] ? up+0x2a/0x40 > [] ? release_console_sem+0x1a1/0x1e0 > [] bad_area_nosemaphore+0x12/0x20 > [] do_page_fault+0x1bc/0x260 > [] ? xen_acpi_processor_extcntl_init+0x0/0x43 > [] ? do_page_fault+0x0/0x260 > [] error_code+0x66/0x6c > [] ? xen_acpi_processor_extcntl_init+0x0/0x43 > [] ? do_page_fault+0x0/0x260 > [] ? xen_acpi_processor_extcntl_init+0x8/0x43 > [] do_one_initcall+0x2a/0x160 > [] ? create_proc_entry+0x54/0xb0 > [] ? register_irq_proc+0xa4/0xc0 > [] ? init_irq_proc+0x65/0x80 > [] kernel_init+0x13c/0x195 > [] ? kernel_init+0x0/0x195 > [] kernel_thread_helper+0x7/0x10 > > >