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Message-Id: <20080501164856.f93ff909.randy.dunlap@oracle.com> Date: Thu, 1 May 2008 16:48:56 -0700 From: Randy Dunlap <randy.dunlap@...cle.com> To: Ryan Roth <ryanroth@...global.net> Cc: Ryan.Roth@...M.com, akpm@...ux-foundation.org, bugme-daemon@...zilla.kernel.org, linux-kernel@...r.kernel.org Subject: Re: [Bugme-new] [Bug 10586] New: High Number of Segfaults onMacBookStarting With 2.6.24.5 Kernel On Thu, 01 May 2008 16:29:58 -0700 Ryan Roth wrote: > > > -----Original Message----- > > From: Andrew Morton [mailto:akpm@...ux-foundation.org] > > Sent: Thu 5/1/2008 1:30 PM > > To: Roth, Ryan/RDD > > Cc: bugme-daemon@...zilla.kernel.org; linux-kernel@...r.kernel.org > > Subject: Re: [Bugme-new] [Bug 10586] New: High Number of Segfaults > > onMacBookStarting With 2.6.24.5 Kernel > > > > On Thu, 1 May 2008 14:09:00 -0600 > > <Ryan.Roth@...M.com> wrote: > > > > > > -----Original Message----- > > > > From: Andrew Morton [mailto:akpm@...ux-foundation.org] > > > > Sent: Thursday, May 01, 2008 1:05 PM > > > > To: Roth, Ryan/RDD > > > > Cc: bugme-daemon@...zilla.kernel.org; linux-kernel@...r.kernel.org > > > > Subject: Re: [Bugme-new] [Bug 10586] New: High Number of Segfaults > > > > onMacBook Starting With 2.6.24.5 Kernel > > > > > > > > (switched to email. Please respond via emailed reply-to-all, not via > > > > the bugzilla web interface). > > > > > > > > On Thu, 1 May 2008 12:30:18 -0700 (PDT) > > > > bugme-daemon@...zilla.kernel.org wrote: > > > > > > > > > http://bugzilla.kernel.org/show_bug.cgi?id=10586 > > > > > > > > > > Summary: High Number of Segfaults on MacBook Starting > > With > > > > > 2.6.24.5 Kernel > > > > > Product: Memory Management > > > > > Version: 2.5 > > > > > KernelVersion: 2.6.24.5 > > > > > Platform: All > > > > > OS/Version: Linux > > > > > Tree: Mainline > > > > > Status: NEW > > > > > Severity: normal > > > > > Priority: P1 > > > > > Component: Other > > > > > AssignedTo: akpm@...l.org > > > > > ReportedBy: ryan.roth@...m.com > > > > > > > > > > > > > > > Latest working kernel version: 2.6.23? > > > > > Earliest failing kernel version: 2.6.24.5 > > > > > Distribution: Fedora 8 x86_64 > > > > > Hardware Environment: MacBook > > > > > Problem Description: Extremely high number of segfaults. Suspect > > > > > that this may have to do with some sort of change in memory > > remapping > > > > > changes in the kernel. > > > > > > > > This report is a bit mysterious. I assume you're referring to x86's > > > > > > > > "%s%s[%d]: segfault at %lx ip %08lx sp %08lx error %lx" > > > > > > > > printk in the kernel logs? > > > > > > > > Can you please send some examples of the log output? > > > > > > > > Is there actually any observeable problem apart from the logs? Are > > > > applications dying where they previously did not? > > > > > > > > > > Yes there is a issue with a lot of apps dying, especially the > > > gnome-power-* apps which means my power management fails to work > > > frequently. I'm on Git-10 currently and I'm going to patch it up to > > > date right now because it looks like there have been some memory remap > > > patches lately. I will update the list after I do so. > > > > > > > OK, worried. This is a huge bug. But afaik you're the only person > > who has > > hit it, so there must be something special in your setup which is > > triggering it. This could be hard. > > > > OK here is what I get with the git16 kernel. On boot I get this error: > > PCI: Not using MMCONFIG > PCI: BIOS Bug: MCFG area at f0000000 is not reserved in ACPI motherboard > resources > PCI: Not using MMCONFIG > > Attached is a complete log after this boot Where are the segfaults? Do you mean these reports? If so, then this is something other than segfaults. And not quite as critical. Or are things not working for you with this kernel? May 1 16:15:01 kernel: proc_dir_entry 'info' already registered May 1 16:15:01 kernel: Pid: 1099, comm: modprobe Not tainted 2.6.25-git16 #3 May 1 16:15:01 kernel: May 1 16:15:01 kernel: Call Trace: May 1 16:15:01 kernel: [<ffffffff81118269>] idr_get_new+0xb/0x28 May 1 16:15:01 kernel: [<ffffffff810d5e92>] proc_register+0xcb/0x14b May 1 16:15:01 kernel: [<ffffffff810d5ec5>] proc_register+0xfe/0x14b May 1 16:15:01 kernel: [<ffffffff810d5f96>] proc_create_data+0x84/0x9e May 1 16:15:01 kernel: [<ffffffffa013dd37>] :video:acpi_video_bus_add+0x98f/0xc6d May 1 16:15:01 kernel: [<ffffffff8115d4d9>] acpi_device_probe+0x43/0x91 May 1 16:15:01 kernel: [<ffffffff81192564>] driver_probe_device+0xd0/0x14d May 1 16:15:01 kernel: [<ffffffff81192627>] __driver_attach+0x46/0x6d May 1 16:15:01 kernel: [<ffffffff811925e1>] __driver_attach+0x0/0x6d May 1 16:15:01 kernel: [<ffffffff81191f09>] bus_for_each_dev+0x44/0x6f May 1 16:15:01 kernel: [<ffffffff8119186e>] bus_add_driver+0xb2/0x1ff May 1 16:15:01 kernel: [<ffffffff81192846>] driver_register+0x59/0xcd May 1 16:15:01 kernel: [<ffffffffa00d803c>] :video:acpi_video_init+0x3c/0x5e May 1 16:15:01 kernel: [<ffffffff81052db2>] sys_init_module+0x171a/0x1896 May 1 16:15:01 kernel: [<ffffffff8115d812>] acpi_bus_register_driver+0x0/0x3e May 1 16:15:01 kernel: [<ffffffff81098831>] vfs_read+0xa6/0xfe May 1 16:15:01 kernel: [<ffffffff8100bf3b>] system_call_after_swapgs+0x7b/0x80 --- ~Randy -- To unsubscribe from this list: send the line "unsubscribe linux-kernel" in the body of a message to majordomo@...r.kernel.org More majordomo info at http://vger.kernel.org/majordomo-info.html Please read the FAQ at http://www.tux.org/lkml/
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