On 8/2/06, Steven Rostedt <[email protected]> wrote:
You mention problems but I don't see you listing what exactly the
problems are. Just saying "the problems exist" doesn't tell us
anything.
Don't assume that we will go to some web site to figure out what you're
talking about. Please list the problems you are facing.
The machine dies (no alt-sysrq, no keyboard LEDs of any kind: dead in
the water). I thought the log would provide more useful information
without potentially erroneous editorialization by myself. Here are
some highlights:
kjournald/1105[CPU#3]: BUG in debug_rt_mutex_unlock at kernel/rtmutex-debug.c:47
1
Call Trace:
<ffffffff8047655a>{_raw_spin_lock_irqsave+24}
<ffffffff8022b272>{__WARN_ON+100}
<ffffffff802457e4>{debug_rt_mutex_unlock+199}
<ffffffff804757b7>{rt_lock_slowunlock+25}
<ffffffff80476301>{__lock_text_start+9}
<ffffffff80271e93>{kmem_cache_alloc+202}
<ffffffff8025493b>{mempool_alloc_slab+17}
<ffffffff80254d07>{mempool_alloc+75}
<ffffffff802f2f8c>{generic_make_request+375}
<ffffffff8027b914>{bio_alloc_bioset+35}
<ffffffff8027ba2a>{bio_alloc+16}
<ffffffff802781d1>{submit_bh+137}
<ffffffff80279377>{ll_rw_block+122}
<ffffffff8027939e>{ll_rw_block+161}
<ffffffff802c85dc>{journal_commit_transaction+1011}
<ffffffff80476a5f>{_raw_spin_unlock_irqrestore+56}
<ffffffff804769ac>{_raw_spin_unlock+46}
<ffffffff804757df>{rt_lock_slowunlock+65}
<ffffffff80476301>{__lock_text_start+9}
<ffffffff802339b0>{try_to_del_timer_sync+85}
<ffffffff802cca63>{kjournald+202}
<ffffffff8023db60>{autoremove_wake_function+0}
<ffffffff802cc999>{kjournald+0}
<ffffffff8023d739>{keventd_create_kthread+0}
<ffffffff8023da2f>{kthread+219}
<ffffffff80225a23>{schedule_tail+188}
<ffffffff8020aaca>{child_rip+8}
<ffffffff8023d739>{keventd_create_kthread+0}
<ffffffff8023d954>{kthread+0}
<ffffffff8020aac2>{child_rip+0}
---------------------------
| preempt count: 00000002 ]
| 2-level deep critical section nesting:
----------------------------------------
.. [<ffffffff80476499>] .... _raw_spin_lock+0x16/0x23
.....[<ffffffff804757af>] .. ( <= rt_lock_slowunlock+0x11/0x6b)
.. [<ffffffff8047655a>] .... _raw_spin_lock_irqsave+0x18/0x29
.....[<ffffffff8022b22d>] .. ( <= __WARN_ON+0x1f/0x82)
Somewhat later:
Kernel BUG at kernel/rtmutex.c:639
invalid opcode: 0000 [1] PREEMPT SMP
CPU 3
Modules linked in: nfsd exportfs lockd sunrpc tg3
Pid: 1105, comm: kjournald Not tainted 2.6.17-rt8_local_01 #1
RIP: 0010:[<ffffffff80475926>] <ffffffff80475926>{rt_lock_slowlock+181}
RSP: 0000:ffff810076c6db38 EFLAGS: 00010246
RAX: ffff810275696340 RBX: 0000000000000010 RCX: 0000000000000000
RDX: ffff810275696340 RSI: ffffffff80271e18 RDI: ffff8101800b9a60
RBP: ffff810076c6dbf8 R08: ffff810275696528 R09: ffff810076c6db38
R10: ffff810008003f38 R11: ffff8100cbf4de98 R12: ffff8101800b9a60
R13: ffff8100cbf99c40 R14: ffffffff80271e18 R15: 0000000000000010
FS: 00002b2838961770(0000) GS:ffff81018020b340(0000) knlGS:0000000000000000
CS: 0010 DS: 0018 ES: 0018 CR0: 000000008005003b
CR2: 0000003d574460a0 CR3: 000000026e069000 CR4: 00000000000006e0
Process kjournald (pid: 1105, threadinfo ffff810076c6c000, task ffff810275696340
)
Stack: 111111110000008c ffff810076c6db40 ffff810076c6db40 ffff810076c6db50
ffff810076c6db50 0000000000000000 111111110000008c ffff810076c6db70
ffff810076c6db70 ffff810076c6db80
Call Trace:
<ffffffff80476310>{rt_lock+13}
<ffffffff80271e18>{kmem_cache_alloc+79}
<ffffffff8025493b>{mempool_alloc_slab+17}
<ffffffff80254d07>{mempool_alloc+75}
<ffffffff802f2f8c>{generic_make_request+375}
<ffffffff8027b983>{bio_alloc_bioset+146}
<ffffffff8027ba2a>{bio_alloc+16}
<ffffffff802781d1>{submit_bh+137}
<ffffffff80279377>{ll_rw_block+122}
<ffffffff8027939e>{ll_rw_block+161}
<ffffffff802c85dc>{journal_commit_transaction+1011}
<ffffffff80476a5f>{_raw_spin_unlock_irqrestore+56}
<ffffffff804769ac>{_raw_spin_unlock+46}
<ffffffff804757df>{rt_lock_slowunlock+65}
<ffffffff80476301>{__lock_text_start+9}
<ffffffff802339b0>{try_to_del_timer_sync+85}
<ffffffff802cca63>{kjournald+202}
<ffffffff8023db60>{autoremove_wake_function+0}
<ffffffff802cc999>{kjournald+0}
<ffffffff8023d739>{keventd_create_kthread+0}
<ffffffff8023da2f>{kthread+219}
<ffffffff80225a23>{schedule_tail+188}
<ffffffff8020aaca>{child_rip+8}
<ffffffff8023d739>{keventd_create_kthread+0}
<ffffffff8023d954>{kthread+0}
<ffffffff8020aac2>{child_rip+0}
---------------------------
| preempt count: 00000002 ]
| 2-level deep critical section nesting:
----------------------------------------
.. [<ffffffff80476499>] .... _raw_spin_lock+0x16/0x23
.....[<ffffffff804758a7>] .. ( <= rt_lock_slowlock+0x36/0x20e)
.. [<ffffffff804767b3>] .... _raw_spin_trylock+0x16/0x5a
and somewhat later:
<3>BUG: sleeping function called from invalid context kjournald(1105) at kernel
/rtmutex.c:1030
in_atomic():1 [00000001], irqs_disabled():0
Call Trace:
<ffffffff80221cd1>{__might_sleep+271}
<ffffffff80475d8a>{rt_mutex_lock+29}
<ffffffff80245a44>{rt_down_read+71}
<ffffffff802381c5>{blocking_notifier_call_chain+27}
<ffffffff8022b950>{profile_task_exit+21}
<ffffffff8022d298>{do_exit+37}
<ffffffff80476a5f>{_raw_spin_unlock_irqrestore+56}
<ffffffff8020b3a5>{kernel_math_error+0}
<ffffffff804773b1>{do_trap+223}
<ffffffff80271e18>{kmem_cache_alloc+79}
<ffffffff8020b9bc>{do_invalid_op+167}
<ffffffff80475926>{rt_lock_slowlock+181}
<ffffffff8022acee>{printk+103}
<ffffffff8020a911>{error_exit+0}
<ffffffff80271e18>{kmem_cache_alloc+79}
<ffffffff80271e18>{kmem_cache_alloc+79}
<ffffffff80475926>{rt_lock_slowlock+181}
<ffffffff804758fe>{rt_lock_slowlock+141}
<ffffffff80476310>{rt_lock+13}
<ffffffff80271e18>{kmem_cache_alloc+79}
<ffffffff8025493b>{mempool_alloc_slab+17}
<ffffffff80254d07>{mempool_alloc+75}
<ffffffff802f2f8c>{generic_make_request+375}
<ffffffff8027b983>{bio_alloc_bioset+146}
<ffffffff8027ba2a>{bio_alloc+16}
<ffffffff802781d1>{submit_bh+137}
<ffffffff80279377>{ll_rw_block+122}
<ffffffff8027939e>{ll_rw_block+161}
<ffffffff802c85dc>{journal_commit_transaction+1011}
<ffffffff80476a5f>{_raw_spin_unlock_irqrestore+56}
<ffffffff804769ac>{_raw_spin_unlock+46}
<ffffffff804757df>{rt_lock_slowunlock+65}
<ffffffff80476301>{__lock_text_start+9}
<ffffffff802339b0>{try_to_del_timer_sync+85}
<ffffffff802cca63>{kjournald+202}
<ffffffff8023db60>{autoremove_wake_function+0}
<ffffffff802cc999>{kjournald+0}
<ffffffff8023d739>{keventd_create_kthread+0}
<ffffffff8023da2f>{kthread+219}
<ffffffff80225a23>{schedule_tail+188}
<ffffffff8020aaca>{child_rip+8}
<ffffffff8023d739>{keventd_create_kthread+0}
<ffffffff8023d954>{kthread+0}
<ffffffff8020aac2>{child_rip+0}
---------------------------
| preempt count: 00000001 ]
| 1-level deep critical section nesting:
----------------------------------------
.. [<ffffffff80476499>] .... _raw_spin_lock+0x16/0x23
.....[<ffffffff804758a7>] .. ( <= rt_lock_slowlock+0x36/0x20e)
or there's this:
BUG: soft lockup detected on CPU#3!
Call Trace: <IRQ>
<ffffffff8024e8ec>{softlockup_tick+212}
<ffffffff80271008>{kmem_cache_free+64}
<ffffffff80233c95>{run_local_timers+19}
<ffffffff80233daa>{update_process_times+76}
<ffffffff8021426f>{smp_local_timer_interrupt+43}
<ffffffff8021469f>{smp_apic_timer_interrupt+64}
<ffffffff8020a774>{apic_timer_interrupt+132} <EOI>
<ffffffff80271008>{kmem_cache_free+64}
<ffffffff80476af6>{.text.lock.spinlock+12}
<ffffffff80476499>{_raw_spin_lock+22}
<ffffffff804758a7>{rt_lock_slowlock+54}
<ffffffff8024e196>{add_preempt_count+36}
<ffffffff80476310>{rt_lock+13}
<ffffffff80271008>{kmem_cache_free+64}
<ffffffff80226f82>{__cleanup_sighand+32}
<ffffffff8022c563>{release_task+665}
<ffffffff8022db04>{do_exit+2193}
<ffffffff8020b3a5>{kernel_math_error+0}
<ffffffff804773b1>{do_trap+223}
<ffffffff80271e18>{kmem_cache_alloc+79}
<ffffffff8020b9bc>{do_invalid_op+167}
<ffffffff80475926>{rt_lock_slowlock+181}
<ffffffff8022acee>{printk+103}
<ffffffff8020a911>{error_exit+0}
<ffffffff80271e18>{kmem_cache_alloc+79}
<ffffffff80271e18>{kmem_cache_alloc+79}
<ffffffff80475926>{rt_lock_slowlock+181}
<ffffffff804758fe>{rt_lock_slowlock+141}
<ffffffff80476310>{rt_lock+13}
<ffffffff80271e18>{kmem_cache_alloc+79}
<ffffffff8025493b>{mempool_alloc_slab+17}
<ffffffff80254d07>{mempool_alloc+75}
<ffffffff802f2f8c>{generic_make_request+375}
<ffffffff8027b983>{bio_alloc_bioset+146}
<ffffffff8027ba2a>{bio_alloc+16}
<ffffffff802781d1>{submit_bh+137}
<ffffffff80279377>{ll_rw_block+122}
<ffffffff8027939e>{ll_rw_block+161}
<ffffffff802c85dc>{journal_commit_transaction+1011}
<ffffffff80476a5f>{_raw_spin_unlock_irqrestore+56}
<ffffffff804769ac>{_raw_spin_unlock+46}
<ffffffff804757df>{rt_lock_slowunlock+65}
<ffffffff80476301>{__lock_text_start+9}
<ffffffff802339b0>{try_to_del_timer_sync+85}
<ffffffff802cca63>{kjournald+202}
<ffffffff8023db60>{autoremove_wake_function+0}
<ffffffff802cc999>{kjournald+0}
<ffffffff8023d739>{keventd_create_kthread+0}
<ffffffff8023da2f>{kthread+219}
<ffffffff80225a23>{schedule_tail+188}
<ffffffff8020aaca>{child_rip+8}
<ffffffff8023d739>{keventd_create_kthread+0}
<ffffffff8023d954>{kthread+0}
<ffffffff8020aac2>{child_rip+0}
---------------------------
| preempt count: 00010003 ]
| 3-level deep critical section nesting:
----------------------------------------
.. [<ffffffff80476499>] .... _raw_spin_lock+0x16/0x23
.....[<ffffffff804758a7>] .. ( <= rt_lock_slowlock+0x36/0x20e)
.. [<ffffffff80476499>] .... _raw_spin_lock+0x16/0x23
.....[<ffffffff804758a7>] .. ( <= rt_lock_slowlock+0x36/0x20e)
.. [<ffffffff80476499>] .... _raw_spin_lock+0x16/0x23
.....[<ffffffff8024e8d6>] .. ( <= softlockup_tick+0xbe/0xe9)
and finally:
IRQ 1/1085[CPU#0]: BUG in set_palette at drivers/char/vt.c:2924
Call Trace:
<ffffffff8047655a>{_raw_spin_lock_irqsave+24}
<ffffffff8022b272>{__WARN_ON+100}
<ffffffff8033b0dd>{set_palette+54}
<ffffffff8033b13d>{reset_palette+66}
<ffffffff80335497>{reset_vc+111}
<ffffffff8033f0ba>{sysrq_handle_SAK+37}
<ffffffff8033f210>{__handle_sysrq+149}
<ffffffff8033f2b7>{handle_sysrq+23}
<ffffffff80339e9d>{kbd_event+737}
<ffffffff803d046e>{input_event+1067}
<ffffffff803d417a>{atkbd_report_key+80}
<ffffffff803d4ceb>{atkbd_interrupt+1230}
<ffffffff803cd520>{serio_interrupt+69}
<ffffffff803ce145>{i8042_interrupt+499}
<ffffffff8024ec6c>{handle_IRQ_event+92}
<ffffffff8023d739>{keventd_create_kthread+0}
<ffffffff8024f720>{do_irqd+350}
<ffffffff8024f5c2>{do_irqd+0}
<ffffffff8024f5c2>{do_irqd+0}
<ffffffff8023da2f>{kthread+219}
<ffffffff80225a23>{schedule_tail+188}
<ffffffff8020aaca>{child_rip+8}
<ffffffff8023d739>{keventd_create_kthread+0}
<ffffffff8023d954>{kthread+0}
<ffffffff8020aac2>{child_rip+0}
---------------------------
| preempt count: 00000001 ]
| 1-level deep critical section nesting:
----------------------------------------
.. [<ffffffff8047655a>] .... _raw_spin_lock_irqsave+0x18/0x29
.....[<ffffffff8022b22d>] .. ( <= __WARN_ON+0x1f/0x82)
--
Robert Crocombe
[email protected]
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