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    SubjectRe: patch: atapi dvd-ram support
    Date
    From
    Hi,

    > > By using serial console, I get messages for you ;-)
    >
    > Thanks, now you're just one step short of being really
    > helpful :-). Pass it through ksymoops please, so the
    > addresses will map to function names + offsets.

    I atacched files. Is it OK?

    > > hdc: timeout waiting for DMA
    > > ide_dmaproc: chipset supported ide_dma_timeout func only: 14
    >
    > Try it without DMA as well, please. I think I see a DMA bug in there right
    > now, I'll recheck and send you a new patch.

    I see. I will try it and will report it.

    Best Regards,

    --
    WWWWW shibata@luky.org
    |O-O| Hisaaki Shibata
    0(mmm)0 P-mail: 070-5419-3233 IRC: #luky
    ~ http://his.luky.org/ last update:2000.3.12
    ksymoops 2.3.4 on i686 2.2.17-RAID-reiser-ide.all-ide-cd. Options used
    -V (default)
    -k /proc/ksyms (default)
    -l /proc/modules (default)
    -o /lib/modules/2.2.17-RAID-reiser-ide.all-ide-cd/ (default)
    -m /usr/src/linux/System.map (default)

    Warning: You did not tell me where to find symbol information. I will
    assume that the log matches the kernel and modules that are running
    right now and I'll use the default options above for symbol resolution.
    If the current kernel and/or modules do not match the log, you can get
    more accurate output by telling me the kernel version and where to find
    map, modules, ksyms etc. ksymoops -h explains the options.

    Warning (compare_maps): ksyms_base symbol module_list_R__ver_module_list not found in System.map. Ignoring ksyms_base entry
    Unable to handle kernel NULL pointer dereference at virtual address 0000002c
    current->tss.cr3 = 13185000, %cr3 = 13185000
    *pde = 00000000
    Oops: 0000
    CPU: 1
    EIP: 0010:[<c01a7b0a>]
    Using defaults from ksymoops -t elf32-i386 -a i386
    EFLAGS: 00010292
    eax: 00000000 ebx: 0000f008 ecx: 128e395c edx: c02402d8
    esi: 00000001 edi: d7fda800 ebp: c0240318 esp: d3013bec
    ds: 0018 es: 0018 ss: 0018
    Process fdisk (pid: 704, process nr: 60, stackpage=d3013000)
    Stack: c02402d8 c0240318 00000002 00000087 c017d6bc c01c5d49 000001c2 00000000
    c016afd4 c01a7fde c0240318 00000001 00000001 c019a771 c0240318 d5960e00
    00008000 00000001 c0240318 d5960e00 00000000 00000001 c02296f8 00000286
    Call Trace: [<c017d6bc>] [<c01c5d49>] [<c016afd4>] [<c01a7fde>] [<c019a771>] [<c01a9f82>] [<d8aaf81c>]
    [<d8aaf85a>] [<c019961a>] [<c01c5d49>] [<d8ab0832>] [<d8ab0788>] [<c012c44f>] [<d8ab094d>] [<c019aa66>]
    [<c012c44f>] [<c019adc6>] [<c01989cf>] [<c019ae8b>] [<c0197bb0>] [<d880164c>] [<c012b631>] [<d880164c>]
    [<c0164430>] [<d8800000>] [<d8801674>] [<d8801680>] [<c0167623>] [<d880164c>] [<d8820e3c>] [<c0166933>]
    [<c01d99cf>] [<c0159d77>] [<c012e95c>] [<c012b8f7>] [<c012b8ee>] [<c01b8aa4>] [<c012b94d>] [<c010a47d>]
    [<c010a344>]
    Code: 8b 58 2c c7 44 24 1c 00 00 00 00 85 db 75 13 8b 70 20 8b 48

    >>EIP; c01a7b0a <ide_build_dmatable+1a/114> <=====
    Trace; c017d6bc <tcp_write_space+1c/60>
    Trace; c01c5d49 <__const_udelay+29/30>
    Trace; c016afd4 <kfree_skbmem+3c/4c>
    Trace; c01a7fde <ide_dmaproc+e2/20c>
    Trace; c019a771 <ide_wait_stat+85/e8>
    Trace; c01a9f82 <piix_dmaproc+2e/38>
    Trace; d8aaf81c <END_OF_CODE+e1f9/????>
    Trace; d8aaf85a <END_OF_CODE+e237/????>
    Trace; c019961a <ide_end_request+4e/94>
    Trace; c01c5d49 <__const_udelay+29/30>
    Trace; d8ab0832 <END_OF_CODE+f20f/????>
    Trace; d8ab0788 <END_OF_CODE+f165/????>
    Trace; c012c44f <refile_buffer+57/bc>
    Trace; d8ab094d <END_OF_CODE+f32a/????>
    Trace; c019aa66 <start_request+17e/1ec>
    Trace; c012c44f <refile_buffer+57/bc>
    Trace; c019adc6 <ide_do_request+2ce/32c>
    Trace; c01989cf <make_request+673/844>
    Trace; c019ae8b <do_ide1_request+13/1c>
    Trace; c0197bb0 <unplug_device+48/58>
    Trace; d880164c <_end+185bece4/186b9698>
    Trace; c012b631 <__wait_on_buffer+c1/134>
    Trace; d880164c <_end+185bece4/186b9698>
    Trace; c0164430 <flush_commit_list+2dc/44c>
    Trace; d8800000 <_end+185bd698/186b9698>
    Trace; d8801674 <_end+185bed0c/186b9698>
    Trace; d8801680 <_end+185bed18/186b9698>
    Trace; c0167623 <do_journal_end+767/9d0>
    Trace; d880164c <_end+185bece4/186b9698>
    Trace; d8820e3c <_end+185de4d4/186b9698>
    Trace; c0166933 <flush_old_commits+1d3/1e4>
    Trace; c01d99cf <cprt+6f4f/8640>
    Trace; c0159d77 <reiserfs_write_super+1b/28>
    Trace; c012e95c <sync_supers+70/84>
    Trace; c012b8f7 <fsync_dev+1f/4c>
    Trace; c012b8ee <fsync_dev+16/4c>
    Trace; c01b8aa4 <write_chan+0/24c>
    Trace; c012b94d <sys_sync+29/44>
    Trace; c010a47d <error_code+2d/40>
    Trace; c010a344 <system_call+34/40>
    Code; c01a7b0a <ide_build_dmatable+1a/114>
    00000000 <_EIP>:
    Code; c01a7b0a <ide_build_dmatable+1a/114> <=====
    0: 8b 58 2c mov 0x2c(%eax),%ebx <=====
    Code; c01a7b0d <ide_build_dmatable+1d/114>
    3: c7 44 24 1c 00 00 00 movl $0x0,0x1c(%esp,1)
    Code; c01a7b14 <ide_build_dmatable+24/114>
    a: 00
    Code; c01a7b15 <ide_build_dmatable+25/114>
    b: 85 db test %ebx,%ebx
    Code; c01a7b17 <ide_build_dmatable+27/114>
    d: 75 13 jne 22 <_EIP+0x22> c01a7b2c <ide_build_dmatable+3c/114>
    Code; c01a7b19 <ide_build_dmatable+29/114>
    f: 8b 70 20 mov 0x20(%eax),%esi
    Code; c01a7b1c <ide_build_dmatable+2c/114>
    12: 8b 48 00 mov 0x0(%eax),%ecx


    2 warnings issued. Results may not be reliable.
    ksymoops 2.3.4 on i686 2.2.17-RAID-reiser-ide.all-ide-cd. Options used
    -V (default)
    -k /proc/ksyms (default)
    -l /proc/modules (default)
    -o /lib/modules/2.2.17-RAID-reiser-ide.all-ide-cd/ (default)
    -m /usr/src/linux/System.map (default)

    Warning: You did not tell me where to find symbol information. I will
    assume that the log matches the kernel and modules that are running
    right now and I'll use the default options above for symbol resolution.
    If the current kernel and/or modules do not match the log, you can get
    more accurate output by telling me the kernel version and where to find
    map, modules, ksyms etc. ksymoops -h explains the options.

    Warning (compare_maps): ksyms_base symbol module_list_R__ver_module_list not found in System.map. Ignoring ksyms_base entry
    Unable to handle kernel NULL pointer dereference at virtual address 00000014
    current->tss.cr3 = 00101000, %cr3 = 00101000
    *pde = 00000000
    Oops: 0000
    CPU: 0
    EIP: 0010:[<d8ab07a1>]
    Using defaults from ksymoops -t elf32-i386 -a i386
    EFLAGS: 00010292
    eax: 00000000 ebx: c0240318 ecx: 00000003 edx: d8ab0788
    esi: d58a2600 edi: 00000080 ebp: 00000001 esp: c020dd74
    ds: 0018 es: 0018 ss: 0018
    Process swapper (pid: 0, process nr: 0, stackpage=c020d000)
    Stack: 00000080 00000001 c0240318 d58a2600 00008000 00000001 c0229c20 00000286
    00feaac0 0080a3a4 c022d900 d2f157a0 c0229c20 d8aaf81c c020dde8 c0240318
    00000000 d8aaf917 c0240318 00000000 00000188 c019961a 00000000 d58a2600
    Call Trace: [<d8aaf81c>] [<d8aaf917>] [<c019961a>] [<c01c5d49>] [<d8ab0832>] [<d8ab0788>] [<d8ab094d>]
    [<c019aa66>] [<c019adc0>] [<c019adc6>] [<c019b19e>] [<c019af74>] [<c011123b>] [<c0115775>] [<c0111994>]
    [<c0111946>] [<c011c99d>] [<c0106000>] [<c010ca89>] [<c010caa0>] [<c010b4f8>] [<c0106000>] [<c0108a11>]
    [<c0106000>] [<c010607c>] [<c0106000>] [<c01001ae>]
    Code: 8b 50 14 8b 70 10 8d 44 24 34 89 44 24 18 c1 ee 02 31 c0 8b

    >>EIP; d8ab07a1 <END_OF_CODE+f17e/????> <=====
    Trace; d8aaf81c <END_OF_CODE+e1f9/????>
    Trace; d8aaf917 <END_OF_CODE+e2f4/????>
    Trace; c019961a <ide_end_request+4e/94>
    Trace; c01c5d49 <__const_udelay+29/30>
    Trace; d8ab0832 <END_OF_CODE+f20f/????>
    Trace; d8ab0788 <END_OF_CODE+f165/????>
    Trace; d8ab094d <END_OF_CODE+f32a/????>
    Trace; c019aa66 <start_request+17e/1ec>
    Trace; c019adc0 <ide_do_request+2c8/32c>
    Trace; c019adc6 <ide_do_request+2ce/32c>
    Trace; c019b19e <ide_timer_expiry+22a/244>
    Trace; c019af74 <ide_timer_expiry+0/244>
    Trace; c011123b <smp_local_timer_interrupt+d3/148>
    Trace; c0115775 <timer_bh+2d1/404>
    Trace; c0111994 <do_edge_ioapic_IRQ+78/a8>
    Trace; c0111946 <do_edge_ioapic_IRQ+2a/a8>
    Trace; c011c99d <do_bottom_half+89/ac>
    Trace; c0106000 <get_options+0/7c>
    Trace; c010ca89 <do_IRQ+3d/58>
    Trace; c010caa0 <do_IRQ+54/58>
    Trace; c010b4f8 <common_interrupt+18/20>
    Trace; c0106000 <get_options+0/7c>
    Trace; c0108a11 <cpu_idle+41/54>
    Trace; c0106000 <get_options+0/7c>
    Trace; c010607c <init+0/144>
    Trace; c0106000 <get_options+0/7c>
    Trace; c01001ae <L6+0/2>
    Code; d8ab07a1 <END_OF_CODE+f17e/????>
    00000000 <_EIP>:
    Code; d8ab07a1 <END_OF_CODE+f17e/????> <=====
    0: 8b 50 14 mov 0x14(%eax),%edx <=====
    Code; d8ab07a4 <END_OF_CODE+f181/????>
    3: 8b 70 10 mov 0x10(%eax),%esi
    Code; d8ab07a7 <END_OF_CODE+f184/????>
    6: 8d 44 24 34 lea 0x34(%esp,1),%eax
    Code; d8ab07ab <END_OF_CODE+f188/????>
    a: 89 44 24 18 mov %eax,0x18(%esp,1)
    Code; d8ab07af <END_OF_CODE+f18c/????>
    e: c1 ee 02 shr $0x2,%esi
    Code; d8ab07b2 <END_OF_CODE+f18f/????>
    11: 31 c0 xor %eax,%eax
    Code; d8ab07b4 <END_OF_CODE+f191/????>
    13: 8b 00 mov (%eax),%eax

    Aiee, killing interrupt handler
    Kernel panic: Attempted to kill the idle task!
    In swapper task - not syncing

    2 warnings issued. Results may not be reliable.
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