#8301 BLOC 8.2.0 (: Fast suspend/resume cycle causes a libertas crash

[Zarro Boogs per Child]

#8301: Fast suspend/resume cycle causes a libertas crash
------------------------+---------------------------------------------------
   Reporter:  cjb       |       Owner:  dsaxena                        
       Type:  defect    |      Status:  new                            
   Priority:  blocker   |   Milestone:  8.2.0 (was Update.2)           
  Component:  kernel    |     Version:  not specified                  
 Resolution:            |    Keywords:  blocks-:8.2.0 cjbfor8.2 relnote
Next_action:  diagnose  |    Verified:  0                              
  Blockedby:            |    Blocking:                                 
------------------------+---------------------------------------------------

Comment(by cjb):

 Sure, here it is with 0x124007:

 {{{
 [ 1033.278168] usb8xxx usbd (INT): 2-1:Wake up main thread to handle cmd
 response
 [ 1033.278168] usb8xxx leave (INT): if_usb_receive():772
 [ 1033.426201] olpc-ec:  running cmd 0x35
 [ 1033.428267] devpath 1 ep3in 3strikes
 [ 1033.431868] usb8xxx enter (INT): if_usb_receive():712
 [ 1033.436937] usb8xxx leave (INT): if_usb_receive():772
 [ 1033.438382] usb 2-1: USB disconnect, address 2
 [ 1033.443537] usb8xxx enter: if_usb_disconnect():340
 [ 1033.452897] libertas enter: lbs_stop_card():1316
 [ 1033.462926] olpc-ec:  running cmd 0x1c
 [ 1033.468168] olpc-ec:  received 0xff
 [ 1033.468325] olpc-ec:  running cmd 0x1b
 [ 1033.473102] olpc-ec:  sending cmd arg 0xdf
 [ 1033.481724] olpc-ec:  running cmd 0x1c
 [ 1033.488168] olpc-ec:  received 0xdf
 [ 1033.488257] olpc-ec:  running cmd 0x1b
 [ 1033.493029] olpc-ec:  sending cmd arg 0xde
 [ 1033.498389] libertas enter: lbs_cmd_async():2146
 [ 1033.503045] libertas leave: lbs_cmd_async():2149
 [ 1033.531497] olpc-ec:  running cmd 0x1c
 [ 1033.538168] olpc-ec:  received 0xde
 [ 1033.538246] olpc-ec:  running cmd 0x1b
 [ 1033.543019] olpc-ec:  sending cmd arg 0x9e
 [ 1033.588347] libertas leave: lbs_stop_card():1338, ret -1
 [ 1033.593691] libertas enter: lbs_remove_card():1205
 [ 1033.618275] libertas thread: main-thread 111: intcounter=1
 currenttxskb=00000000 dnld_sent=0
 [ 1033.638264] libertas thread: main-thread sleeping... Conn=1 IntC=1
 PS_mode=0 PS_State=0
 [ 1033.658446] libertas enter: lbs_set_mac_control():1356
 [ 1033.664320] libertas enter: lbs_cmd_async():2146
 [ 1033.669432] libertas leave: lbs_cmd_async():2149
 [ 1033.674253] libertas leave: lbs_set_mac_control():1364
 [ 1033.684294] olpc-ec:  running cmd 0x1c
 [ 1033.688168] olpc-ec:  received 0x9e
 [ 1033.688268] olpc-ec:  running cmd 0x1b
 [ 1033.696046] olpc-ec:  sending cmd arg 0x96
 [ 1033.738314] libertas enter: lbs_remove_rtap():1568
 [ 1033.828758] olpc-ec:  running cmd 0x1c
 [ 1033.836564] olpc-ec:  received 0x96
 [ 1033.838251] olpc-ec:  running cmd 0x1b
 [ 1033.843020] olpc-ec:  sending cmd arg 0x92
 [ 1034.012201] olpc-ec:  running cmd 0x1c
 [ 1034.018168] olpc-ec:  received 0x92
 [ 1034.018243] olpc-ec:  running cmd 0x1b
 [ 1034.023011] olpc-ec:  sending cmd arg 0x90
 [ 1034.166441] PM: Syncing filesystems ... done.
 [ 1034.188339] PM: Preparing system for mem sleep
 [ 1034.218336] Freezing user space processes ... (elapsed 0.01 seconds)
 done.
 [ 1034.261447] Freezing remaining freezable tasks ... <7>libertas enter
 (INT): command_timer_fn():1016
 [ 1038.192684] libertas: Command 1d timed out
 [ 1038.198297] libertas leave (INT): command_timer_fn():1030
 [ 1038.203730] libertas thread: main-thread 222 (waking up): intcounter=1
 currenttxskb=00000000 dnld_sent=0
 [ 1038.208306] libertas thread: main-thread 333: intcounter=1
 currenttxskb=00000000 dnld_sent=0
 [ 1038.218312] libertas thread: adapter removed; waiting to die...
 [ 1038.224252] libertas thread: main-thread 111: intcounter=1
 currenttxskb=00000000 dnld_sent=0
 [ 1038.228321] libertas thread: main-thread sleeping... Conn=1 IntC=1
 PS_mode=0 PS_State=0
 [ 1054.278563]
 [ 1054.280079] Freezing of tasks failed after 20.00 seconds (1 tasks
 refusing to
  freeze):
 [ 1054.288106]   task                PC stack   pid father
 }}}

-- 
Ticket URL: <http://dev.laptop.org/ticket/8301#comment:22>
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