[PD] [hid] crashing with segmentation fault

Jerome Tuncer columbiatwo at free.fr
Sun Jan 8 04:19:23 CET 2006


Hi Haans Christopher,

In fact, it seems that both the keyboard and the mouse are making [hid] 
crash. Some time ago, when the touchpad used to work, I remember it made 
it crash as well and I'm quite sure it gave syn_report messages as well...

By the way: [hid] doesn't crash on my desktop which is Debian testing as 
well... I'll check the output to see if syn_report messages are present 
or not.

++

Jé


Hans-Christoph Steiner a écrit :
> 
> Are you able to narrow down which device is causing it?  Looks like  
> syn_report messages are the culprit.  I don't have a device that  
> outputs syn_report events (IIRC).
> 
> I'll look at this today.
> 
> .hc
> 
> On Jan 6, 2006, at 11:51 PM, Jerome Tuncer wrote:
> 
>> Hi Hans, hi list,
>>
>> I just got back to trying to make [hid] work on my laptop and I still  
>> can't...
>>
>> [hid] is the latest from CVS (Friday, January 6th 2006) and still  
>> gives segmentation faults.
>>
>> My machine is a PC running Debian unstable with 2.6.14.
>>
>> Here's more detail:
>>
>> I have 3 HID peripherals on the machine:
>>
>> - /dev/input/event0 :: Keyboard
>> - /dev/input/event1 :: Touchpad
>> - /dev/input/event2 :: USB Mouse
>>
>> "$ hexdump /dev/input/event1" doesn't output anything so I assume the  
>> touchpad doesn't send info well. Let's forget about that for now.
>>
>> "$ hexdump /dev/input/event0"
>> "$ hexdump /dev/input/event2"
>> Both output hex. dataflow.
>>
>> The output from [print( sent to [hid] compiled in debug mode for the  
>> keyboard is printKeyboard.txt. printTouchpad.txt and printMouse.txt  
>> are the outputs from the 2 other peripherals.
>>
>> The 2 other files (printSegFaultKeyboard.txt and  
>> printSegFaultMouse.txt)  is the stderr from the two peripherals that  
>> make [hid] crash. Touchpad doesn't seem to send anything.
>>
>> I suspect the problem being similar to what Gerda experienced in:  
>> http://lists.puredata.info/pipermail/pd-list/2005-08/030339.html
>>
>> Do you know where the problem may come from?
>> Do you need more output from anything?
>>
>>
>> ++
>>
>>
>>>> hid_new
>> [hid] 0.6, written by Hans-Christoph Steiner <hans at eds.org>
>> hid_open
>> [hid] opened device 0 (/dev/input/event0): AT Translated Set 2 keyboard
>>
>> Device 0: 'AT Translated Set 2 keyboard' on '/dev/input/event0'
>> Device 1: 'SynPS/2 Synaptics TouchPad' on '/dev/input/event1'
>> Device 2: 'Microsoft Microsoft Wheel Mouse Optical®' on  
>> '/dev/input/event2'
>>
>>
>> Supported events:
>>
>>   TYPE  CODE    EVENT NAME
>> -----------------------------------------------------------
>>   syn   syn_report      Synchronization
>>   syn   syn_config      Synchronization
>>   syn   ?       Synchronization
>>   syn   ev_9    Synchronization
>>   syn   ev_12   Synchronization
>>
>>   TYPE  CODE    EVENT NAME
>> -----------------------------------------------------------
>>   key   key_esc Keys/Buttons
>>   key   key_1   Keys/Buttons
>>   key   key_2   Keys/Buttons
>>   key   key_3   Keys/Buttons
>>   key   key_4   Keys/Buttons
>>   key   key_5   Keys/Buttons
>>   key   key_6   Keys/Buttons
>>   key   key_7   Keys/Buttons
>>   key   key_8   Keys/Buttons
>>   key   key_9   Keys/Buttons
>>   key   key_0   Keys/Buttons
>>   key   key_minus       Keys/Buttons
>>   key   key_equal       Keys/Buttons
>>   key   key_backspace   Keys/Buttons
>>   key   key_tab Keys/Buttons
>>   key   key_q   Keys/Buttons
>>   key   key_w   Keys/Buttons
>>   key   key_e   Keys/Buttons
>>   key   key_r   Keys/Buttons
>>   key   key_t   Keys/Buttons
>>   key   key_y   Keys/Buttons
>>   key   key_u   Keys/Buttons
>>   key   key_i   Keys/Buttons
>>   key   key_o   Keys/Buttons
>>   key   key_p   Keys/Buttons
>>   key   key_leftbrace   Keys/Buttons
>>   key   key_rightbrace  Keys/Buttons
>>   key   key_enter       Keys/Buttons
>>   key   key_leftctrl    Keys/Buttons
>>   key   key_a   Keys/Buttons
>>   key   key_s   Keys/Buttons
>>   key   key_d   Keys/Buttons
>>   key   key_f   Keys/Buttons
>>   key   key_g   Keys/Buttons
>>   key   key_h   Keys/Buttons
>>   key   key_j   Keys/Buttons
>>   key   key_k   Keys/Buttons
>>   key   key_l   Keys/Buttons
>>   key   key_semicolon   Keys/Buttons
>>   key   key_apostrophe  Keys/Buttons
>>   key   key_grave       Keys/Buttons
>>   key   key_leftshift   Keys/Buttons
>>   key   key_backslash   Keys/Buttons
>>   key   key_z   Keys/Buttons
>>   key   key_x   Keys/Buttons
>>   key   key_c   Keys/Buttons
>>   key   key_v   Keys/Buttons
>>   key   key_b   Keys/Buttons
>>   key   key_n   Keys/Buttons
>>   key   key_m   Keys/Buttons
>>   key   key_comma       Keys/Buttons
>>   key   key_dot Keys/Buttons
>>   key   key_slash       Keys/Buttons
>>   key   key_rightshift  Keys/Buttons
>>   key   key_kpasterisk  Keys/Buttons
>>   key   key_leftalt     Keys/Buttons
>>   key   key_space       Keys/Buttons
>>   key   key_capslock    Keys/Buttons
>>   key   key_f1  Keys/Buttons
>>   key   key_f2  Keys/Buttons
>>   key   key_f3  Keys/Buttons
>>   key   key_f4  Keys/Buttons
>>   key   key_f5  Keys/Buttons
>>   key   key_f6  Keys/Buttons
>>   key   key_f7  Keys/Buttons
>>   key   key_f8  Keys/Buttons
>>   key   key_f9  Keys/Buttons
>>   key   key_f10 Keys/Buttons
>>   key   key_numlock     Keys/Buttons
>>   key   key_scrolllock  Keys/Buttons
>>   key   key_kp7 Keys/Buttons
>>   key   key_kp8 Keys/Buttons
>>   key   key_kp9 Keys/Buttons
>>   key   key_kpminus     Keys/Buttons
>>   key   key_kp4 Keys/Buttons
>>   key   key_kp5 Keys/Buttons
>>   key   key_kp6 Keys/Buttons
>>   key   key_kpplus      Keys/Buttons
>>   key   key_kp1 Keys/Buttons
>>   key   key_kp2 Keys/Buttons
>>   key   key_kp3 Keys/Buttons
>>   key   key_kp0 Keys/Buttons
>>   key   key_kpdot       Keys/Buttons
>>   key   key_zenkakuhankaku      Keys/Buttons
>>   key   key_102nd       Keys/Buttons
>>   key   key_f11 Keys/Buttons
>>   key   key_f12 Keys/Buttons
>>   key   key_ro  Keys/Buttons
>>   key   key_katakana    Keys/Buttons
>>   key   key_hiragana    Keys/Buttons
>>   key   key_henkan      Keys/Buttons
>>   key   key_katakanahiragana    Keys/Buttons
>>   key   key_muhenkan    Keys/Buttons
>>   key   key_kpjpcomma   Keys/Buttons
>>   key   key_kpenter     Keys/Buttons
>>   key   key_rightctrl   Keys/Buttons
>>   key   key_kpslash     Keys/Buttons
>>   key   key_sysrq       Keys/Buttons
>>   key   key_rightalt    Keys/Buttons
>>   key   key_home        Keys/Buttons
>>   key   key_up  Keys/Buttons
>>   key   key_pageup      Keys/Buttons
>>   key   key_left        Keys/Buttons
>>   key   key_right       Keys/Buttons
>>   key   key_end Keys/Buttons
>>   key   key_down        Keys/Buttons
>>   key   key_pagedown    Keys/Buttons
>>   key   key_insert      Keys/Buttons
>>   key   key_delete      Keys/Buttons
>>   key   key_macro       Keys/Buttons
>>   key   key_mute        Keys/Buttons
>>   key   key_volumedown  Keys/Buttons
>>   key   key_volumeup    Keys/Buttons
>>   key   key_power       Keys/Buttons
>>   key   key_kpequal     Keys/Buttons
>>   key   key_kpplusminus Keys/Buttons
>>   key   key_pause       Keys/Buttons
>>   key   key_kpcomma     Keys/Buttons
>>   key   key_yen Keys/Buttons
>>   key   key_leftmeta    Keys/Buttons
>>   key   key_rightmeta   Keys/Buttons
>>   key   key_compose     Keys/Buttons
>>   key   key_stop        Keys/Buttons
>>   key   key_calc        Keys/Buttons
>>   key   key_sleep       Keys/Buttons
>>   key   key_wakeup      Keys/Buttons
>>   key   key_www Keys/Buttons
>>   key   key_mail        Keys/Buttons
>>   key   key_bookmarks   Keys/Buttons
>>   key   key_computer    Keys/Buttons
>>   key   key_back        Keys/Buttons
>>   key   key_forward     Keys/Buttons
>>   key   key_nextsong    Keys/Buttons
>>   key   key_playpause   Keys/Buttons
>>   key   key_previoussong        Keys/Buttons
>>   key   key_stopcd      Keys/Buttons
>>   key   key_refresh     Keys/Buttons
>>   key   key_f13 Keys/Buttons
>>   key   key_f14 Keys/Buttons
>>   key   key_f15 Keys/Buttons
>>   key   key_search      Keys/Buttons
>>   key   key_media       Keys/Buttons
>>
>>   TYPE  CODE    EVENT NAME
>> -----------------------------------------------------------
>>   msc   msc_scan        Miscellaneous
>>
>>   TYPE  CODE    EVENT NAME
>> -----------------------------------------------------------
>>   led   led_numl        LEDs
>>   led   led_capsl       LEDs
>>   led   led_scrolll     LEDs
>>
>>   TYPE  CODE    EVENT NAME
>> -----------------------------------------------------------
>>
>> Detected:
>>   5 Sync types
>>   142 Key/Button types
>>   1 Misc types
>>   3 LED types
>> hid_new
>> [hid] 0.6, written by Hans-Christoph Steiner <hans at eds.org>
>> hid_open
>> [hid] opened device 2 (/dev/input/event2): Microsoft Microsoft Wheel  
>> Mouse Optical®
>>
>> Device 0: 'AT Translated Set 2 keyboard' on '/dev/input/event0'
>> Device 1: 'SynPS/2 Synaptics TouchPad' on '/dev/input/event1'
>> Device 2: 'Microsoft Microsoft Wheel Mouse Optical®' on  
>> '/dev/input/event2'
>>
>>
>> Supported events:
>>
>>   TYPE  CODE    EVENT NAME
>> -----------------------------------------------------------
>>   syn   syn_report      Synchronization
>>   syn   syn_config      Synchronization
>>   syn   ?       Synchronization
>>
>>   TYPE  CODE    EVENT NAME
>> -----------------------------------------------------------
>>   key   btn_0   btn_left
>>   key   btn_1   btn_right
>>   key   btn_2   btn_middle
>>
>>   TYPE  CODE    EVENT NAME
>> -----------------------------------------------------------
>>   rel   rel_x   Relative Axis
>>   rel   rel_y   Relative Axis
>>   rel   rel_wheel       Relative Axis
>>
>> Detected:
>>   3 Sync types
>>   3 Key/Button types
>>   3 Relative Axis types
>> hid_new
>> [hid] 0.6, written by Hans-Christoph Steiner <hans at eds.org>
>> hid_open
>> [hid] opened device 0 (/dev/input/event0): AT Translated Set 2 keyboard
>> hid_float
>> hid_start
>> [hid] polling started
>> INPUT_EVENT: msc msc_scan 57
>> INPUT_EVENT: key key_space 1
>> INPUT_EVENT: syn syn_report 0
>> pd_gui: pd process exited
>> Erreur de segmentation
>> hid_new
>> [hid] 0.6, written by Hans-Christoph Steiner <hans at eds.org>
>> hid_open
>> [hid] opened device 2 (/dev/input/event2): Microsoft Microsoft Wheel  
>> Mouse Optical®
>> hid_float
>> hid_start
>> [hid] polling started
>> INPUT_EVENT: rel rel_x 4
>> INPUT_EVENT: syn syn_report 0
>> socket receive error: Connection reset by peer (104)
>> Erreur de segmentation
>> hid_new
>> [hid] 0.6, written by Hans-Christoph Steiner <hans at eds.org>
>> hid_open
>> [hid] opened device 1 (/dev/input/event1): SynPS/2 Synaptics TouchPad
>>
>> Device 0: 'AT Translated Set 2 keyboard' on '/dev/input/event0'
>> Device 1: 'SynPS/2 Synaptics TouchPad' on '/dev/input/event1'
>> Device 2: 'Microsoft Microsoft Wheel Mouse Optical®' on  
>> '/dev/input/event2'
>>
>>
>> Supported events:
>>
>>   TYPE  CODE    EVENT NAME
>> -----------------------------------------------------------
>>   syn   syn_report      Synchronization
>>   syn   syn_config      Synchronization
>>   syn   ?       Synchronization
>>
>>   TYPE  CODE    EVENT NAME
>> -----------------------------------------------------------
>>   key   btn_0   btn_left
>>   key   btn_1   btn_right
>>   key   btn_2   btn_middle
>>   key   btn_5   btn_forward
>>   key   btn_6   btn_back
>>   key   btn_5   btn_tool_finger
>>   key   btn_10  btn_touch
>>   key   btn_13  btn_tool_doubletap
>>   key   btn_14  btn_tool_tripletap
>>
>>   TYPE  CODE    EVENT NAME
>> -----------------------------------------------------------
>>   abs   abs_x   Absolute Axis
>>   abs   abs_y   Absolute Axis
>>   abs   abs_pressure    Absolute Axis
>>   abs   abs_tool_width  Absolute Axis
>>
>> Detected:
>>   3 Sync types
>>   9 Key/Button types
>>   4 Absolute Axis types
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> 
> ________________________________________________________________________ 
> ____
> 
> "Computer science is no more related to the computer than astronomy is  
> related to the telescope."
>                                                           -Edsger  Dykstra
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