[haiku-bugs] Re: [Haiku] #5611: Impossible to terminate a blocked process

#5611: Impossible to terminate a blocked process
---------------------------+------------------------------------------------
 Reporter:  fano           |       Owner:  axeld         
     Type:  bug            |      Status:  new           
 Priority:  normal         |   Milestone:  R1            
Component:  System/Kernel  |     Version:  R1/Development
 Keywords:                 |   Blockedby:                
 Platform:  All            |    Blocking:                
---------------------------+------------------------------------------------

Comment(by bonefish):

 The interesting part from the first syslog:
 {{{
 KERN: atapi 5-0 error: device indicates transfer error after dma
 KERN: check_sense: Medium error
 KERN: usb error ehci 1: KERN: qtd (0x03d04700) error: 0x800d8d40
 KERN: usb_disk: operation 0x35 failed at the SCSI level
 KERN: usb error ehci 1: qtd (0x03d12e80) error: 0x000d8d40
 KERN: usb_disk: operation 0x35 failed at the SCSI level
 KERN: usb error ehci 1: qtd (0x03d16680) error: 0x800d8d40
 KERN: usb_disk: operation 0x35 failed at the SCSI level
 KERN: usb error ehci 1: qtd (0x03d1a480) error: 0x800d8d40
 KERN: usb_disk: operation 0x35 failed at the SCSI level
 KERN: usb error ehci 1: KERN: qtd (0x03d1e280) error: 0x800d8d40
 KERN: usb_disk: operation 0x35 failed at the SCSI level
 }}}
 and:
 {{{
 KERN: kdebug> bt 224
 stack trace for thread 224 "media extractor thread"
 KERN:     kernel stack: 0xcd9c2000 to 0xcd9c6000
 KERN:       user stack: 0x70145000 to 0x70185000
 KERN: frame               caller     <image>:function + offset
 KERN:  0 cd9c5964 (+  48) 80069413   <kernel_x86> context_switch(thread*:
 0xcdd2e000, thread*: 0xcd31b800) + 0x003f
 KERN:  1 cd9c5994 (+  96) 800697e4   <kernel_x86> reschedule() + 0x038c
 KERN:  2 cd9c59f4 (+  64) 8003ee9d   <kernel_x86>
 ConditionVariableEntry<0xcd9c5a68>::Wait(uint32:KERN:  0x0 (0), int64: 0)
 + 0x01a1
 KERN:  3 cd9c5a34 (+  80) 8008eb38   <kernel_x86>
 IORequest<0xcd9c5ab0>::Wait(uint32: 0x0 (0), int64: 0) + 0x00ac
 KERN:  4 cd9c5a84 (+ 192) 800b3aec   <kernel_x86>:vfs_read_pages + 0x0078
 KERN:  5 cd9c5b44 (+ 496) 8003b058   <kernel_x86>
 read_into_cache(file_cache_ref*: 0xcce33370, NULL, int64: 588881920,
 int32: 3018, uint32: 0x1809c670, uint32: 0x10000 (65536), true,
 vm_page_reservation*: 0xcd9c5de8, uint32: 0x0 (0)) + 0x01a8
 KERN:  6 cd9c5d34 (+ 192) 8003c225   <kernel_x86> cache_io(0xcce33370,
 NULL, int64: 588947456, uint32: 0x180abaa6, 0xcd9c5f2c, false) + 0x06d9
 KERN:  7 cd9c5df4 (+  80) 8003cc1a   <kernel_x86>:file_cache_read + 0x0036
 KERN:  8 cd9c5e44 (+  64) 8169ae60   </boot/system/add-
 ons/kernel/file_systems/iso9660> fs_read(fs_volume*: 0xccdb7ca8,
 fs_vnode*: 0xcce2ccc0, 0x1, int64: 588884938, 0x1809c670, 0xcd9c5f2c) +
 0x0074
 KERN:  9 cd9c5e84 (+  64) 800b5787   <kernel_x86>
 file_read(file_descriptor*: 0xcce33cd0, int64: 588884938, 0x1809c670,
 0xcd9c5f2c) + 0x0067
 KERN: 10 cd9c5ec4 (+  80) 800a2651   <kernel_x86> common_user_io(int32: 3,
 int64: 588884938, 0x1809c670, uint32: 0x10000 (65536), false) + 0x017d
 KERN: 11 cd9c5f14 (+  48) 800a2aec   <kernel_x86>:_user_read + 0x0028
 KERN: 12 cd9c5f44 (+ 100) 800fa4a2   <kernel_x86>:handle_syscall + 0x00af
 }}}

 First of all, this is obviously not UDF related, since it is not even used
 (ISO9660 is, as we see in the stack trace). Furthermore it seems to be an
 issue in a lower layer.

 Am I assuming correctly that you use a USB connected DVD drive?

-- 
Ticket URL: <http://dev.haiku-os.org/ticket/5611#comment:8>
Haiku <http://dev.haiku-os.org>
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