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    SubjectRe: system keeps freezing once every 24 hours / random apps crashing
    Sami Farin wrote:
    > On Sat, Dec 31, 2005 at 04:18:38PM +0100, Mark v Wolher wrote:
    > ...
    >
    >>Here is new data, this time it had to do with bttv:
    >>
    >>Dec 31 16:11:35 localhost kernel: Unable to handle kernel paging request at
    >>virtual address d162e000
    >>Dec 31 16:11:35 localhost kernel: printing eip:
    >>Dec 31 16:11:35 localhost kernel: c036037a
    >>Dec 31 16:11:35 localhost kernel: *pgd = 46063
    >>Dec 31 16:11:35 localhost kernel: *pmd = 46063
    >>Dec 31 16:11:35 localhost kernel: *pte = 1162e000
    >>Dec 31 16:11:35 localhost kernel: Oops: 0002 [#1]
    >>Dec 31 16:11:35 localhost kernel: SMP DEBUG_PAGEALLOC
    >>Dec 31 16:11:35 localhost kernel: Modules linked in: nv
    >>Dec 31 16:11:35 localhost kernel: CPU: 2
    >>Dec 31 16:11:35 localhost kernel: EIP: 0060:[bttv_risc_packed+394/432]
    >
    >
    > Can you try how many seconds it takes to get Oops/crash when you start
    > pressing 'v' in xawtv (video capture on/off).
    > For me, not very many.
    >
    > This happens with every 2.6 kernel. And my hardware is OK.
    >
    >
    >>Not tainted VLI
    >>Dec 31 16:11:35 localhost kernel: EFLAGS: 00210202 (2.6.14.5)
    >>Dec 31 16:11:35 localhost kernel: eax: 14000008 ebx: d5ce9800 ecx:
    >>d162e000 edx: 00000008
    >>Dec 31 16:11:35 localhost kernel: esi: 00000008 edi: 000000ff ebp:
    >>cd06dde8 esp: cd06ddd0
    >>Dec 31 16:11:35 localhost kernel: ds: 007b es: 007b ss: 0068
    >>Dec 31 16:11:35 localhost kernel: Process xawtv (pid: 31110,
    >>threadinfo=cd06c000 task=ca871aa0)
    >>Dec 31 16:11:35 localhost kernel: Stack: df80bbf8 c3b25fbc 00000fd0 00000c00
    >>000d8000 c3b25ef8 cd06de40 c0361b0b
    >>Dec 31 16:11:35 localhost kernel: c06ccba0 c3b25fbc d5ce8000 00000c00
    >>00000c00 00000c00 00000120 000001b1
    >>Dec 31 16:11:35 localhost kernel: 00000008 c3b25f1c c06cd168 00000000
    >>cd06de40 c037022a df80bbf8 c3b25f1c
    >>Dec 31 16:11:35 localhost kernel: Call Trace:
    >>Dec 31 16:11:35 localhost kernel: [show_stack+127/160]
    >>Dec 31 16:11:35 localhost kernel: [show_registers+347/448]
    >>Dec 31 16:11:35 localhost kernel: [die+256/384]
    >>Dec 31 16:11:35 localhost kernel: [do_page_fault+1084/2083]
    >>Dec 31 16:11:35 localhost kernel: [error_code+79/96]
    >>Dec 31 16:11:35 localhost kernel: [bttv_buffer_risc+1371/1696]
    >>Dec 31 16:11:35 localhost kernel: [bttv_prepare_buffer+268/464]
    >>Dec 31 16:11:35 localhost kernel: [buffer_prepare+69/80]
    >>Dec 31 16:11:35 localhost kernel: [videobuf_read_zerocopy+108/304]
    >>Dec 31 16:11:35 localhost kernel: [videobuf_read_one+522/560]
    >>Dec 31 16:11:35 localhost kernel: [bttv_read+272/352]
    >>Dec 31 16:11:35 localhost kernel: [vfs_read+213/432]
    >>Dec 31 16:11:35 localhost kernel: [sys_read+75/128]
    >>Dec 31 16:11:35 localhost kernel: [syscall_call+7/11]
    >>Dec 31 16:11:35 localhost kernel: Code: 00 0d 00 00 00 10 89 01 8b 43 08 83
    >>c1 04 89 01 8b 43 0c 83 c1 04 83 c3 10 29 c2 8b 43 0c 39 c2 77 df 89 d0 89
    >>d6 0d 00 00 00 14 <89> 01 8b 43 08 83 c1 04 89 01 83 c1 04 eb 8a 8d b4 26 00
    >>00 00
    >
    >

    Hi Sami,

    That caused also a crash, i kept pressing the v key and within 15
    seconds it crashed, then i saw the crash-info appear in the log and when
    i clicked on mozilla then it crashed too but without crahs info and
    system froze totally.

    Below the crash info:

    Dec 31 17:38:32 localhost kernel: Unable to handle kernel paging request
    at virtual address c8111000
    Dec 31 17:38:32 localhost kernel: printing eip:
    Dec 31 17:38:32 localhost kernel: c036037a
    Dec 31 17:38:32 localhost kernel: *pgd = 21063
    Dec 31 17:38:32 localhost kernel: *pmd = 21063
    Dec 31 17:38:32 localhost kernel: *pte = 8111000
    Dec 31 17:38:32 localhost kernel: Oops: 0002 [#4]
    Dec 31 17:38:32 localhost kernel: SMP DEBUG_PAGEALLOC
    Dec 31 17:38:32 localhost kernel: Modules linked in:
    Dec 31 17:38:32 localhost kernel: CPU: 3
    Dec 31 17:38:32 localhost kernel: EIP:
    0060:[bttv_risc_packed+394/432] Not tainted VLI
    Dec 31 17:38:32 localhost kernel: EFLAGS: 00210202 (2.6.14.5)
    Dec 31 17:38:32 localhost kernel: eax: 14000008 ebx: d3a09800 ecx:
    c8111000 edx: 00000008
    Dec 31 17:38:32 localhost kernel: esi: 00000008 edi: 000000ff ebp:
    d3c0be38 esp: d3c0be20
    Dec 31 17:38:32 localhost kernel: ds: 007b es: 007b ss: 0068
    Dec 31 17:38:32 localhost kernel: Process xawtv (pid: 1703,
    threadinfo=d3c0a000 task=cfba2aa0)
    Dec 31 17:38:32 localhost kernel: Stack: df80bbf8 c6a5cfbc 00000fd0
    00000c00 000d8000 c6a5cef8 d3c0be90 c0361b0b
    Dec 31 17:38:32 localhost kernel: c06ccba0 c6a5cfbc d3a08000
    00000c00 00000c00 00000c00 00000120 000001b1
    Dec 31 17:38:32 localhost kernel: 00000008 c6a5cf1c c06cd168
    00000000 d3c0be90 c037022a df80bbf8 c6a5cf1c
    Dec 31 17:38:32 localhost kernel: Call Trace:
    Dec 31 17:38:32 localhost kernel: [show_stack+127/160]
    Dec 31 17:38:32 localhost kernel: [show_registers+347/448]
    Dec 31 17:38:32 localhost kernel: [die+256/384]
    Dec 31 17:38:32 localhost kernel: [do_page_fault+1084/2083]
    Dec 31 17:38:32 localhost kernel: [error_code+79/96]
    Dec 31 17:38:32 localhost kernel: [bttv_buffer_risc+1371/1696]
    Dec 31 17:38:32 localhost kernel: [bttv_prepare_buffer+268/464]
    Dec 31 17:38:32 localhost kernel: [buffer_prepare+69/80]
    Dec 31 17:38:32 localhost kernel: [videobuf_read_zerocopy+108/304]
    Dec 31 17:38:32 localhost kernel: [videobuf_read_one+522/560]
    Dec 31 17:38:32 localhost kernel: [bttv_read+272/352]
    Dec 31 17:38:32 localhost kernel: [vfs_read+213/432]
    Dec 31 17:38:32 localhost kernel: [sys_read+75/128]
    Dec 31 17:38:32 localhost kernel: [syscall_call+7/11]
    Dec 31 17:38:32 localhost kernel: Code: 00 0d 00 00 00 10 89 01 8b 43 08
    83 c1 04 89 01 8b 43 0c 83 c1 04 83 c3 10 29 c2 8b 43 0c 39 c2 77 df 89
    d0 89 d


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