Opened 8 years ago

Last modified 8 years ago

#12730 closed bug

[regression] Deskbar locks on boot — at Initial Version

Reported by: korli Owned by: Barrett
Priority: normal Milestone: R1/beta1
Component: Kits/Media Kit Version: R1/Development
Keywords: Cc:
Blocked By: Blocking:
Platform: All

Description

hrev50229 x86 and x86_64. VirtualBox 5.0.18.

KERN: USER: User command requested kernel debugger.
KERN: Welcome to Kernel Debugging Land...
KERN: Thread 688 "kernel_debugger" running on CPU 1
KERN: kdebug> bt[1D[1D[1D[1Dteamsteam                   id  parent              name
KERN: 0xffffffff820bf000      1  0x0000000000000000  kernel_team
KERN: 0xffffffff820be600    199  0xffffffff820bf000  launch_daemon
KERN: 0xffffffff820ba000    202  0xffffffff820be600  app_server
KERN: 0xffffffff820b8200    205  0xffffffff820be600  net_server
KERN: 0xffffffff820b7800    206  0xffffffff820be600  debug_server
KERN: 0xffffffff820b6e00    207  0xffffffff820be600  mount_server
KERN: 0xffffffff820b6400    208  0xffffffff820be600  package_daemon
KERN: 0xffffffff820b5000    209  0xffffffff820be600  power_daemon
KERN: 0xffffffff820b4600    210  0xffffffff820be600  registrar
KERN: 0xffffffff820b5a00    211  0xffffffff820be600  syslog_daemon
KERN: 0xffffffff820b2800    242  0xffffffff820be600  launch_daemon
KERN: 0xffffffff820b0a00    252  0xffffffff820ba000  input_server
KERN: 0xffffffff89fbf008    263  0xffffffff820be600  media_server
KERN: 0xffffffff89fbbe08    282  0xffffffff820be600  notification_server
KERN: 0xffffffff89fbaa08    290  0xffffffff820b8200  sshd
KERN: 0xffffffff89fba008    292  0xffffffff89fbf008  media_addon_server
KERN: 0xffffffff89fbb408    299  0xffffffff820b2800  Tracker
KERN: 0xffffffff89fbd208    314  0xffffffff820b2800  Deskbar
KERN: 0xffffffff89fb9608    377  0xffffffff89fbb408  Terminal
KERN: 0xffffffff89fb8c08    382  0xffffffff89fb9608  bash
KERN: 0xffffffff89fb7808    688  0xffffffff89fb8c08  kernel_debugger
KERN: kdebug> threads 314thread                 id  state     wait for  object              cpu pri  stack              team  name
KERN: 0xffffffff89fecba0    314  waiting   cvar      0xffffffff89f4c688    -  10  0xffffffff81410000  314  Deskbar
KERN: 0xffffffff89fe94a0    337  zzz                                       -   5  0xffffffff86662000  314  Expando Window Watcher
KERN: 0xffffffff89fea520    340  waiting   cvar      0xffffffff8a04a888    -  15  0xffffffff86671000  314  w>Twitcher
KERN: 0xffffffff89fe8f20    341  waiting   cvar      0xffffffff8a01e1b0    -  15  0xffffffff86676000  314  w>Deskbar
KERN: 0xffffffff89fe4220    358  waiting   cvar      0xffffffff8a0fb088    -  20  0xffffffff866f1000  314  _BMediaRoster_
KERN: kdebug> bt 358[Kstack trace for thread 358 "_BMediaRoster_"
KERN:     kernel stack: 0xffffffff866f1000 to 0xffffffff866f6000
KERN:       user stack: 0x00007f65f4ba0000 to 0x00007f65f4be0000
KERN: frame                       caller             <image>:function + offset
KERN:  0 ffffffff866f5d00 (+ 112) ffffffff8009001c   <kernel_x86_64> reschedule(int) + 0xa64
KERN:  1 ffffffff866f5d70 (+  32) ffffffff80090a5e   <kernel_x86_64> scheduler_reschedule + 0x6c
KERN:  2 ffffffff866f5d90 (+  80) ffffffff80081757   <kernel_x86_64> thread_block_with_timeout + 0x186
KERN:  3 ffffffff866f5de0 (+  64) ffffffff800529ed   <kernel_x86_64> ConditionVariableEntry::Wait(unsigned int, long) + 0xc3
KERN:  4 ffffffff866f5e20 (+ 160) ffffffff8006810e   <kernel_x86_64> _get_port_message_info_etc + 0xfb
KERN:  5 ffffffff866f5ec0 (+  48) ffffffff800682da   <kernel_x86_64> port_buffer_size_etc + 0x1b
KERN:  6 ffffffff866f5ef0 (+  48) ffffffff8006936c   <kernel_x86_64> _user_port_buffer_size_etc + 0x75
KERN:  7 ffffffff866f5f20 (+  24) ffffffff80135125   <kernel_x86_64> x86_64_syscall_entry + 0xfb
KERN: user iframe at 0xffffffff866f5f38 (end = 0xffffffff866f6000)
KERN:  rax 0xd8                  rbx 0x1f5f1a19f40         rcx 0x59337edd1c
KERN:  rdx 0x7fffffffffffffff    rsi 0x8                   rdi 0xca
KERN:  rbp 0x7f65f4bdfa70         r8 0x7fffffffffffffff     r9 0xb
KERN:  r10 0x59337edd29          r11 0x3202                r12 0x1f5f1a19f40
KERN:  r13 0x7fffffffffffffff    r14 0x7f65f4bdfabc        r15 0x7f65f4bdfb08
KERN:  rip 0x59337edd1c          rsp 0x7f65f4bdfa68     rflags 0x3202
KERN:  vector: 0x63, error code: 0x0
KERN:  8 ffffffff866f5f38 (+140077914037048) 00000059337edd1c   <libroot.so> _kern_port_buffer_size_etc + 0x0c
KERN:  9 00007f65f4bdfa70 (+  48) 0000009852cece06   <libbe.so> BLooper::ReadRawFromPort(int*, long) + 0x26
KERN: 10 00007f65f4bdfaa0 (+  48) 0000009852cece8c   <libbe.so> BLooper::ReadMessageFromPort(long) + 0x1a
KERN: 11 00007f65f4bdfad0 (+  16) 0000009852cececf   <libbe.so> BLooper::MessageFromPort(long) + 0x09
KERN: 12 00007f65f4bdfae0 (+  96) 0000009852cee1de   <libbe.so> BLooper::task_looper() + 0x6a
KERN: 13 00007f65f4bdfb40 (+  32) 0000009852cecd1b   <libbe.so> BLooper::_task0_(void*) + 0x21
KERN: 14 00007f65f4bdfb60 (+  32) 00000059337ecbbc   <libroot.so> _thread_do_exit_work (nearest) + 0x70
KERN: 15 00007f65f4bdfb80 (+   0) 00007fdbece1c260   <commpage> commpage_thread_exit + 0x00
KERN: kdebug> bt 341stack trace for thread 341 "w>Deskbar"
KERN:     kernel stack: 0xffffffff86676000 to 0xffffffff8667b000
KERN:       user stack: 0x00007f28ec420000 to 0x00007f28ec460000
KERN: frame                       caller             <image>:function + offset
KERN:  0 ffffffff8667acc0 (+ 112) ffffffff8009001c   <kernel_x86_64> reschedule(int) + 0xa64
KERN:  1 ffffffff8667ad30 (+  32) ffffffff80090a5e   <kernel_x86_64> scheduler_reschedule + 0x6c
KERN:  2 ffffffff8667ad50 (+  80) ffffffff80081757   <kernel_x86_64> thread_block_with_timeout + 0x186
KERN:  3 ffffffff8667ada0 (+  64) ffffffff800529ed   <kernel_x86_64> CoKERN: nditionVariableEntry::Wait(unsigned int, long) + 0xc3
KERN:  4 ffffffff8667ade0 (+ 208) ffffffff80068983   <kernel_x86_64> writev_port_etc + 0x141
KERN:  5 ffffffff8667aeb0 (+ 112) ffffffff800695c9   <kernel_x86_64> _user_write_port_etc + 0xcd
KERN:  6 ffffffff8667af20 (+  24) ffffffff80135125   <kernel_x86_64> x86_64_syscall_entry + 0xfb
KERN: user iframe at 0xffffffff8667af38 (end = 0xffffffff8667b000)
KERN:  rax 0xdc                  rbx 0x6de4                rcx 0x59337edd5c
KERN:  rdx 0x7f28ec45ea80        rsi 0x601                 rdi 0xa8
KERN:  rbp 0x7f28ec45e9b0         r8 0x8                    r9 0xe4e1c0
KERN:  r10 0xc                   r11 0x3206                r12 0xa8
KERN:  r13 0x7f28ec45ea80        r14 0x7f28ec45ea70        r15 0x601
KERN:  rip 0x59337edd5c          rsp 0x7f28ec45e9a8     rflags 0x3206
KERN:  vector: 0x63, error code: 0x0
KERN:  7 ffffffff8667af38 (+139815779449464) 00000059337edd5c   <libroot.so> _kern_write_port_etc + 0x0c
KERN:  8 00007f28ec45e9b0 (+  96) 000001443e9711f5   <libmedia.so> BPrivate::media::dataexchange::QueryPort(int, int, BPrivate::media::request_data*, unsigned long, BPrivate::media::reply_data*, unsigned long) + 0x36
KERN:  9 00007f28ec45ea10 (+ 176) 000001443e95eb09   <libmedia.so> BMediaRoster::GetParameterWebFor(media_node const&, BParameterWeb**) + 0x127
KERN: 10 00007f28ec45eac0 (+ 128) 000001ac5ac416f0   <_APP_> MixerControl::Connect(int, float*, char const**) + 0xc6
KERN: 11 00007f28ec45eb40 (+ 128) 000001ac5ac40290   <_APP_> MediaReplicant::Pulse() + 0x3e
KERN: 12 00007f28ec45ebc0 (+  32) 0000009852d924fa   <libbe.so> BView::_Pulse() + 0x24
KERN: 13 00007f28ec45ebe0 (+  32) 0000009852d9250e   <libbe.so> BView::_Pulse() + 0x38
KERN: 14 00007f28ec45ec00 (+  32) 0000009852d9250e   <libbe.so> BView::_Pulse() + 0x38
KERN: 15 00007f28ec45ec20 (+  32) 0000009852d9250e   <libbe.so> BView::_Pulse() + 0x38
KERN: 16 00007f28ec45ec40 (+  32) 0000009852d9250e   <libbe.so> BView::_Pulse() + 0x38
KERN: 17 00007f28ec45ec60 (+ 800) 0000009852da6eef   <libbe.so> BWindow::DispatchMessage(BMessage*, BHandler*) + 0xed3
KERN: 18 00007f28ec45ef80 (+ 160) 0000009852da1297   <libbe.so> BWindow::task_looper() + 0x267
KERN: 19 00007f28ec45f020 (+  32) 0000009852cecd1b   <libbe.so> BLooper::_task0_(void*) + 0x21
KERN: 20 00007f28ec45f040 (+  32) 00000059337ecbbc   <libroot.so> _thread_do_exit_work (nearest) + 0x70
KERN: 21 00007f28ec45f060 (+   0) 00007fdbece1c260   <commpage> commpage_thread_exit + 0x00
KERN: kdebug> cont

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