| 1 | |
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| 2 | 02 Dec 08 SHL |
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| 3 | |
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| 4 | This kernel debug data was extracted after Roderick requested and S3 suspect |
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| 5 | on his T61. |
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| 6 | |
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| 7 | The basic setup is |
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| 8 | |
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| 9 | acpi29112008.zip |
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| 10 | APIC enabled |
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| 11 | /VBE |
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| 12 | |
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| 13 | The suspend was requested from a full-screen session using apm2.exe. |
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| 14 | |
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| 15 | |
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| 16 | Opening COM1 |
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| 17 | Attempting to set port to 38400,N,8,1,xon=on(normal) |
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| 18 | Communications port opened and configured. |
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| 19 | |
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| 20 | Sending break ... please wait |
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| 21 | eax=00000000 ebx=f9af6c18 ecx=8001003b edx=00000000 esi=f9400054 edi=f9af6cc0 |
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| 22 | eip=fff09cfc esp=00004f80 ebp=00004f80 iopl=0 -- -- -- nv up ei pl zr na pe nc |
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| 23 | cs=0178 ss=1530 ds=0170 es=0170 fs=0000 gs=0000 cr2=02f30000 cr3=00225000 p=00 |
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| 24 | 0178:fff09cfc 66ff0df60c80ff dec word ptr [_PollCount (ff800cf6)] |
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| 25 | ds:ff800cf6=5421 |
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| 26 | ##ln |
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| 27 | 0178:fff09c33 os2krnl:DOSHIGH32CODE:sch20a + c9 |
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| 28 | 0178:fff09dd9 sch20b - dd |
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| 29 | |
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| 30 | This is just to verify the debug connection. |
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| 31 | |
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| 32 | ##g |
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| 33 | |
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| 34 | The suspend was requested here. It never completed, so we Ctrl-C'ed |
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| 35 | to get the kernels attention. |
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| 36 | |
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| 37 | Sending break ... please wait |
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| 38 | The kernel is running ... try ^C or Ctrl/Break |
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| 39 | Could not break into kernel debugger |
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| 40 | |
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| 41 | The above messages are bogus. The kernel is just slow to respond in its |
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| 42 | current state. |
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| 43 | |
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| 44 | IPI: IPIResponse timeout from processor number 0 |
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| 45 | IPI: IPIInProgress timeout from processor number 0 |
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| 46 | |
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| 47 | Pasha, is this the spin lock problems you are working on? |
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| 48 | |
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| 49 | Sending break ... please wait |
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| 50 | The kernel is running ... try ^C or Ctrl/Break |
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| 51 | Could not break into kernel debugger |
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| 52 | |
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| 53 | ## |
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| 54 | |
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| 55 | We finally get the kernel's attention. |
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| 56 | |
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| 57 | ##r |
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| 58 | eax=ffffffff ebx=fd388504 ecx=fd3884bc edx=00000004 esi=fd3884bc edi=f9400000 |
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| 59 | eip=fff0f5c6 esp=00004eb0 ebp=00004f60 iopl=0 -- -- -- nv up di ng nz na pe nc |
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| 60 | cs=0178 ss=1530 ds=0170 es=0170 fs=0000 gs=0000 cr2=00890000 cr3=00eb0000 p=01s |
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| 61 | os2krnl:DOSHIGH32CODE:MPSpinLoop: |
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| 62 | 0178:fff0f5c6 803b00 cmp byte ptr [ebx],00 ds:fd388504=01 |
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| 63 | |
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| 64 | We are stuck in MPSpinLoop |
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| 65 | |
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| 66 | ##k |
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| 67 | 0178:fff134be fd388504 00000000 00000000 00000206 _CPUSpin + 72 |
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| 68 | 0178:fff39208 00000001 fff8efc0 00000000 00000000 _MPDaemon + 67 |
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| 69 | ##.p# |
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| 70 | Slot Pid Ppid Csid Ord Sta Pri pTSD pPTDA pTCB Disp SG Name |
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| 71 | *0003# 0001 0000 0000 0003 run 081f f9002000 ffde9898 f9adf324 0f34 00 *mpd |
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| 72 | ## |
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| 73 | |
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| 74 | Analyzing Call Gate ... |
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| 75 | *** Not in a call *** |
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| 76 | |
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| 77 | ##r |
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| 78 | eax=ffffffff ebx=fd388504 ecx=fd3884bc edx=00000004 esi=fd3884bc edi=f9400000 |
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| 79 | eip=fff0f5c6 esp=00004eb0 ebp=00004f60 iopl=0 -- -- -- nv up di ng nz na pe nc |
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| 80 | cs=0178 ss=1530 ds=0170 es=0170 fs=0000 gs=0000 cr2=00890000 cr3=00eb0000 p=01s |
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| 81 | os2krnl:DOSHIGH32CODE:MPSpinLoop: |
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| 82 | 0178:fff0f5c6 803b00 cmp byte ptr [ebx],00 ds:fd388504=01 |
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| 83 | ##u MPSpinLoop |
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| 84 | |
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| 85 | ##db Header |
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| 86 | 0b00:0000a6ae 0d 0a 49 6e 74 65 72 6e-61 6c 20 72 65 76 69 73 ..Internal revis |
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| 87 | 0b00:0000a6be 69 6f 6e 20 31 34 2e 31-30 34 61 5f 53 4d 50 00 ion 14.104a_SMP. |
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| 88 | 0b00:0000a6ce 24 00 00 00 00 00 00 00-00 00 00 00 00 00 00 00 $............... |
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| 89 | |
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| 90 | Find return from MPSpin |
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| 91 | |
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| 92 | ##u |
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| 93 | 0178:fff0f658 59 pop ecx |
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| 94 | 0178:fff0f659 5b pop ebx |
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| 95 | 0178:fff0f65a 8b8568ffffff mov eax,dword ptr [ebp+ffffff68] |
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| 96 | 0178:fff0f660 8b956cffffff mov edx,dword ptr [ebp+ffffff6c] |
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| 97 | 0178:fff0f666 c9 leave |
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| 98 | 0178:fff0f667 c20c00 retd 000c |
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| 99 | |
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| 100 | Let's see it the spin ever finishes |
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| 101 | |
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| 102 | |
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| 103 | ##bp %fff0f667 |
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| 104 | ##g |
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| 105 | |
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| 106 | Nope... |
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| 107 | |
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| 108 | Sending break ... please wait |
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| 109 | The kernel is running ... try ^C or Ctrl/Break |
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| 110 | Could not break into kernel debugger |
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| 111 | |
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| 112 | ##r |
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| 113 | eax=ffffffff ebx=fd388504 ecx=fd3884bc edx=00000004 esi=fd3884bc edi=f9400000 |
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| 114 | eip=fff0f5c6 esp=00004eb0 ebp=00004f60 iopl=0 -- -- -- nv up di ng nz na pe nc |
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| 115 | cs=0178 ss=1530 ds=0170 es=0170 fs=0000 gs=0000 cr2=00890000 cr3=00eb0000 p=01s |
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| 116 | os2krnl:DOSHIGH32CODE:MPSpinLoop: |
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| 117 | 0178:fff0f5c6 803b00 cmp byte ptr [ebx],00 ds:fd388504=01 |
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| 118 | |
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| 119 | #p |
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| 120 | IPI: IPIInProgress timeout from processor number 0 |
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| 121 | IPI: IPIInProgress timeout from processor number 0 |
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| 122 | IPI: IPIInProgress timeout from processor number 0 |
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| 123 | IPI: IPIInProgress timeout from processor number 0 |
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| 124 | IPI: IPIInProgress timeout from processor number 0 |
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| 125 | IPI: IPIInProgress timeout from processor number 0 |
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| 126 | |
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| 127 | The p command was a bad idea. We rebooted. |
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| 128 | |
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