lkml.org 
[lkml]   [2006]   [Aug]   [18]   [last100]   RSS Feed
Views: [wrap][no wrap]   [headers]  [forward] 
 
Messages in this thread
    /
    Date
    From
    SubjectRe: oops while loading snd-seq-oss (was: Re: 2.6.18-rc4-mm1 BUG, drm related)
    On Fri, Aug 18, 2006 at 08:52:20AM -0700, Andrew Morton wrote:
    > On Fri, 18 Aug 2006 11:11:18 +0000
    > Frederik Deweerdt <deweerdt@free.fr> wrote:
    >
    > > > CONFIG_DEBUG_PAGEALLOC might tell us more.
    > > I've tried enabling it, at it appears that we catch an earlier error:
    > > [ 34.988000] [drm:drm_unlock] *ERROR* Process 8826 using kernel context 0
    > > [ 35.644000] BUG: unable to handle kernel paging request at virtual address 00716573
    > > [ 35.644000] printing eip:
    > > [ 35.644000] c01aeacb
    > > [ 35.644000] *pde = 00000000
    > > [ 35.644000] Oops: 0000 [#1]
    > > [ 35.644000] PREEMPT DEBUG_PAGEALLOC
    > > [ 35.644000] last sysfs file: /devices/pci0000:00/0000:00:1d.7/usb5/5-0:1.0/bInterfaceProtocol
    > > [ 35.644000] Modules linked in: snd_seq snd_seq_device ohci_hcd parport_pc parport pcspkr ipw2200 yenta_socket rsrc_nonstatic pcmcia_core snd_intel8x0 snd_ac97_codec snd_ac97_bus snd_pcm snd_timer snd soundcore snd_page_alloc ehci_hcd uhci_hcd usbcore cpufreq_stats cpufreq_powersave cpufreq_ondemand cpufreq_conservative speedstep_centrino freq_table processor ac battery i915 drm tg3 joydev tsdev
    > > [ 35.644000] CPU: 0
    > > [ 35.644000] EIP: 0060:[<c01aeacb>] Not tainted VLI
    > > [ 35.644000] EFLAGS: 00210246 (2.6.18-rc4-def01 #18)
    > > [ 35.644000] EIP is at sysfs_dirent_exist+0x4b/0x70
    > > [ 35.644000] eax: 00716573 ebx: f36f263c ecx: f71962a0 edx: f36f263c
    > > [ 35.644000] esi: 00716573 edi: c03b4177 ebp: f711fe90 esp: f711fe7c
    > > [ 35.644000] ds: 007b es: 007b ss: 0068
    > > [ 35.644000] Process modprobe (pid: 8864, ti=f711e000 task=c193b540 task.ti=f711e000)
    > > [ 35.644000] Stack: f36f263c f36f26a0 f36bf120 c03b4177 ffffffef f711feb0 c01afb95 f36f2694
    > > [ 35.644000] c03b4177 f7ba4108 00000000 f7ba4000 f7ba4108 f711fed8 c027ece1 f7ba4108
    > > [ 35.644000] f74b5d08 c03b4177 f7ba416c f7ba4000 f71962a0 f7ba4000 f7ba4108 f711ff08
    > > [ 35.644000] Call Trace:
    > > [ 35.644000] [<c01afb95>] sysfs_create_link+0x4d/0xa2
    > > [ 35.644000] [<c027ece1>] device_add_class_symlinks+0xb0/0x14d
    > > [ 35.644000] [<c027eff1>] device_add+0x1a0/0x37e
    > > [ 35.644000] [<c027f1e9>] device_register+0x1a/0x20
    > > [ 35.644000] [<c027f52f>] device_create+0xaa/0xc4
    > > [ 35.644000] [<f8a0e472>] snd_register_device+0xcf/0x104 [snd]
    > > [ 35.644000] [<f8abd0c2>] snd_sequencer_device_init+0x4e/0x7c [snd_seq]
    > > [ 35.644000] [<f8abd02f>] alsa_seq_init+0x2f/0x51 [snd_seq]
    > > [ 35.644000] [<c0141ab9>] sys_init_module+0x163/0x221
    > > [ 35.644000] [<c0103139>] sysenter_past_esp+0x56/0x8d
    > > [ 35.644000] [<b7fcd410>] 0xb7fcd410
    > > [ 35.644000] [<c0104205>] show_stack_log_lvl+0x98/0xb2
    > > [ 35.644000] [<c0104434>] show_registers+0x1b7/0x22f
    > > [ 35.644000] [<c0104616>] die+0x12a/0x232
    > > [ 35.644000] [<c0377042>] do_page_fault+0x38c/0x616
    > > [ 35.644000] [<c0103cad>] error_code+0x39/0x40
    > > [ 35.644000] [<c01afb95>] sysfs_create_link+0x4d/0xa2
    > > [ 35.644000] [<c027ece1>] device_add_class_symlinks+0xb0/0x14d
    > > [ 35.644000] [<c027eff1>] device_add+0x1a0/0x37e
    > > [ 35.644000] [<c027f1e9>] device_register+0x1a/0x20
    > > [ 35.644000] [<c027f52f>] device_create+0xaa/0xc4
    > > [ 35.644000] [<f8a0e472>] snd_register_device+0xcf/0x104 [snd]
    > > [ 35.644000] [<f8abd0c2>] snd_sequencer_device_init+0x4e/0x7c [snd_seq]
    > > [ 35.644000] [<f8abd02f>] alsa_seq_init+0x2f/0x51 [snd_seq]
    > > [ 35.644000] [<c0141ab9>] sys_init_module+0x163/0x221
    > > [ 35.644000] [<c0103139>] sysenter_past_esp+0x56/0x8d
    > > [ 35.644000] Code: f0 eb 12 8b 53 04 8d 42 fc 89 c3 8b 40 04 0f 18 00 90 3b 55 f0 74 2f 8b 43 14 85 c0 74 e5 89 1c 24 e8 39 f0 ff ff 8b 7d 0c 89 c6 <ac> ae 75 08 84 c0 75 f8 31 c0 eb 04 19 c0 0c 01 85 c0 75 c4 b8
    > > [ 35.644000] EIP: [<c01aeacb>] sysfs_dirent_exist+0x4b/0x70 SS:ESP 0068:f711fe7c
    > > [ 35.644000]
    > > It looks like %eax is in fact a sort of "seq" string, but I couldn't
    > > figure out why we ended with this pointer :(
    >
    > These sorts of crashes down in sysfs often are hard to diagnose. What did
    > the driver do to cause this? Dunno. But it continues to look like an ALSA
    > thing.
    >
    > If you had CONFIG_PCI_MULTITHREAD_PROBE enabled, please try disabling it.
    It wasn't set...
    Thanks,
    Frederik
    -
    To unsubscribe from this list: send the line "unsubscribe linux-kernel" in
    the body of a message to majordomo@vger.kernel.org
    More majordomo info at http://vger.kernel.org/majordomo-info.html
    Please read the FAQ at http://www.tux.org/lkml/

    \
     
     \ /
      Last update: 2006-08-18 18:49    [W:3.756 / U:0.012 seconds]
    ©2003-2020 Jasper Spaans|hosted at Digital Ocean and TransIP|Read the blog|Advertise on this site