From: Steven Rostedt <rostedt@goodmis.org>
To: "K.R. Foley" <kr@cybsft.com>
Cc: linux-kernel@vger.kernel.org,
Thomas Gleixner <tglx@linutronix.de>, Ingo Molnar <mingo@elte.hu>
Subject: Re: 2.6.13-rc6-rt6
Date: Wed, 17 Aug 2005 15:31:35 -0400 [thread overview]
Message-ID: <1124307095.5186.5.camel@localhost.localdomain> (raw)
In-Reply-To: <1124303466.5247.8.camel@localhost.localdomain>
On Wed, 2005-08-17 at 14:31 -0400, Steven Rostedt wrote:
> On my AMD SMP box, the system boots with no problems.
I shouldn't say no problems. I got this really nasty stuff on the serial
but not on the vga. Below is the patch.
I'm currently compiling my laptop to try this out. I started converting
to my AMD box and decided to try this first. Unfortunately, I modified
enough to do a full compile from scratch again.
BUG: stack overflow: only 984 bytes left! [c05c0424...(c05c0000-c05c2000)]
----------------------------->
| new stack-footprint maximum: swapper/0, 7096 bytes (out of 8136 bytes).
------------|
[<c05c2000>] no_halt+0x0/0x20 (20)
[<c01430cb>] __mcount+0x4b/0xe0 (20)
[<c0142a77>] fill_worst_stack+0x67/0x70 (12)
[<c0142c30>] debug_stackoverflow+0x70/0xd0 (16)
[<c01223d0>] printk+0x20/0x30 (8)
[<c01223ee>] vprintk+0xe/0x2b0 (4)
[<c0113d8c>] mcount+0x14/0x18 (20)
[<c01223ee>] vprintk+0xe/0x2b0 (20)
[<c0142b8a>] print_worst_stack+0x1a/0x50 (8)
[<c01223bb>] printk+0xb/0x30 (60)
[<c0113d8c>] mcount+0x14/0x18 (20)
[<c01223d0>] printk+0x20/0x30 (20)
[<c0142aab>] __print_worst_stack+0x2b/0xf0 (20)
[<c01457ac>] sub_preempt_count+0x1c/0x20 (8)
[<c0142b8a>] print_worst_stack+0x1a/0x50 (24)
[<c0142baf>] print_worst_stack+0x3f/0x50 (8)
[<c0142c17>] debug_stackoverflow+0x57/0xd0 (8)
[<c0142c17>] debug_stackoverflow+0x57/0xd0 (4)
[<c01425fb>] check_raw_flags+0xb/0x60 (4)
[<c01430cb>] __mcount+0x4b/0xe0 (32)
[<c02ec334>] _raw_spin_lock_irqsave+0x14/0xb0 (40)
[<c0142ae1>] __print_worst_stack+0x61/0xf0 (12)
[<c0113d8c>] mcount+0x14/0x18 (8)
[<c02ec334>] _raw_spin_lock_irqsave+0x14/0xb0 (20)
[<c01425fb>] check_raw_flags+0xb/0x60 (4)
[<c0142ae1>] __print_worst_stack+0x61/0xf0 (12)
[<c0142b8a>] print_worst_stack+0x1a/0x50 (8)
[<c0142c17>] debug_stackoverflow+0x57/0xd0 (8)
[<c01225dd>] vprintk+0x1fd/0x2b0 (12)
[<c01430cb>] __mcount+0x4b/0xe0 (28)
[<c01223bb>] printk+0xb/0x30 (40)
[<c0113d8c>] mcount+0x14/0x18 (20)
[<c01223bb>] printk+0xb/0x30 (20)
[<c0142ae1>] __print_worst_stack+0x61/0xf0 (20)
[<c0142b8a>] print_worst_stack+0x1a/0x50 (32)
[<c0142baf>] print_worst_stack+0x3f/0x50 (8)
[<c0142c17>] debug_stackoverflow+0x57/0xd0 (8)
[<c0142c17>] debug_stackoverflow+0x57/0xd0 (4)
[<c01425fb>] check_raw_flags+0xb/0x60 (4)
[<c01430cb>] __mcount+0x4b/0xe0 (32)
[<c02ec334>] _raw_spin_lock_irqsave+0x14/0xb0 (40)
[<c0142ae1>] __print_worst_stack+0x61/0xf0 (12)
[<c0113d8c>] mcount+0x14/0x18 (8)
[<c02ec334>] _raw_spin_lock_irqsave+0x14/0xb0 (20)
[<c01425fb>] check_raw_flags+0xb/0x60 (4)
[<c01425fb>] check_raw_flags+0xb/0x60 (4)
[<c0142ae1>] __print_worst_stack+0x61/0xf0 (12)
[<c0142b8a>] print_worst_stack+0x1a/0x50 (8)
[<c0142c17>] debug_stackoverflow+0x57/0xd0 (8)
[<c01225dd>] vprintk+0x1fd/0x2b0 (12)
[<c01430cb>] __mcount+0x4b/0xe0 (28)
[<c01223bb>] printk+0xb/0x30 (40)
[<c0113d8c>] mcount+0x14/0x18 (20)
[<c01223bb>] printk+0xb/0x30 (20)
[<c0142ae1>] __print_worst_stack+0x61/0xf0 (20)
[<c0142b8a>] print_worst_stack+0x1a/0x50 (32)
[<c0142baf>] print_worst_stack+0x3f/0x50 (8)
[<c0142c17>] debug_stackoverflow+0x57/0xd0 (8)
[<c0142c17>] debug_stackoverflow+0x57/0xd0 (4)
[<c01425fb>] check_raw_flags+0xb/0x60 (4)
[<c01430cb>] __mcount+0x4b/0xe0 (32)
[<c02ec334>] _raw_spin_lock_irqsave+0x14/0xb0 (40)
[<c0142ae1>] __print_worst_stack+0x61/0xf0 (12)
[<c0113d8c>] mcount+0x14/0x18 (8)
[<c02ec334>] _raw_spin_lock_irqsave+0x14/0xb0 (20)
[<c01425fb>] check_raw_flags+0xb/0x60 (4)
[<c0142ae1>] __print_worst_stack+0x61/0xf0 (12)
[<c0142b8a>] print_worst_stack+0x1a/0x50 (8)
[<c0142c17>] debug_stackoverflow+0x57/0xd0 (8)
[<c01225dd>] vprintk+0x1fd/0x2b0 (12)
[<c01430cb>] __mcount+0x4b/0xe0 (28)
[<c01223bb>] printk+0xb/0x30 (40)
[<c0113d8c>] mcount+0x14/0x18 (20)
[<c01223bb>] printk+0xb/0x30 (20)
[<c0142ae1>] __print_worst_stack+0x61/0xf0 (20)
[<c0142b8a>] print_worst_stack+0x1a/0x50 (32)
[<c0142baf>] print_worst_stack+0x3f/0x50 (8)
[<c0142c17>] debug_stackoverflow+0x57/0xd0 (8)
[<c0142c17>] debug_stackoverflow+0x57/0xd0 (4)
[<c01425fb>] check_raw_flags+0xb/0x60 (4)
[<c01430cb>] __mcount+0x4b/0xe0 (32)
[<c02ec334>] _raw_spin_lock_irqsave+0x14/0xb0 (40)
[<c0142ae1>] __print_worst_stack+0x61/0xf0 (12)
[<c0113d8c>] mcount+0x14/0x18 (8)
[<c02ec334>] _raw_spin_lock_irqsave+0x14/0xb0 (20)
[<c01425fb>] check_raw_flags+0xb/0x60 (4)
[<c0142ae1>] __print_worst_stack+0x61/0xf0 (12)
[<c0142b8a>] print_worst_stack+0x1a/0x50 (8)
[<c0142c17>] debug_stackoverflow+0x57/0xd0 (8)
[<c01225dd>] vprintk+0x1fd/0x2b0 (12)
[<c01430cb>] __mcount+0x4b/0xe0 (28)
[<c01223bb>] printk+0xb/0x30 (40)
[<c0113d8c>] mcount+0x14/0x18 (20)
[<c01223bb>] printk+0xb/0x30 (20)
[<c0142ae1>] __print_worst_stack+0x61/0xf0 (20)
[<c0142b8a>] print_worst_stack+0x1a/0x50 (32)
[<c0142baf>] print_worst_stack+0x3f/0x50 (8)
[<c0142c17>] debug_stackoverflow+0x57/0xd0 (8)
[<c0142c17>] debug_stackoverflow+0x57/0xd0 (4)
[<c01425fb>] check_raw_flags+0xb/0x60 (4)
[<c01430cb>] __mcount+0x4b/0xe0 (32)
[<c02ec334>] _raw_spin_lock_irqsave+0x14/0xb0 (40)
[<c0142ae1>] __print_worst_stack+0x61/0xf0 (12)
[...]
[<c01223bb>] printk+0xb/0x30 (40)
[<c0113d8c>] mcount+0x14/0x18 (20)
[<c01223bb>] printk+0xb/0x30 (20)
[<c0142ae1>] __print_worst_stack+0x61/0xf0 (20)
[<c0122753>] release_console_sem+0x33/0xf0 (32)
[<c0142baf>] print_worst_stack+0x3f/0x50 (8)
[<c0142c17>] debug_stackoverflow+0x57/0xd0 (8)
[<c0142c17>] debug_stackoverflow+0x57/0xd0 (20)
[<c01430cb>] __mcount+0x4b/0xe0 (20)
[<c0122184>] call_console_drivers+0x14/0x150 (40)
[<c0113d8c>] mcount+0x14/0x18 (20)
[<c0122184>] call_console_drivers+0x14/0x150 (20)
[<c0122753>] release_console_sem+0x33/0xf0 (44)
[<c0122628>] vprintk+0x248/0x2b0 (32)
[<c01223bb>] printk+0xb/0x30 (68)
[<c0113d8c>] mcount+0x14/0x18 (20)
[<c01223d0>] printk+0x20/0x30 (20)
[<c05d2d4c>] sched_init+0x12c/0x150 (20)
[<c0113d8c>] mcount+0x14/0x18 (8)
[<c05c2901>] start_kernel+0x51/0x220 (32)
-- Steve
Signed-off-by: Steven Rostedt <rostedt@goodmis.org>
Index: linux_realtime_goliath/kernel/latency.c
===================================================================
--- linux_realtime_goliath/kernel/latency.c (revision 295)
+++ linux_realtime_goliath/kernel/latency.c (working copy)
@@ -377,8 +377,11 @@
print_worst_stack();
tr->stack_check++;
} else
- if (worst_stack_printed != worst_stack_left)
+ if (worst_stack_printed != worst_stack_left) {
+ tr->stack_check--;
print_worst_stack();
+ tr->stack_check++;
+ }
out:
atomic_dec(&tr->disabled);
}
next prev parent reply other threads:[~2005-08-17 19:31 UTC|newest]
Thread overview: 76+ messages / expand[flat|nested] mbox.gz Atom feed top
2005-08-16 12:18 2.6.13-rc6-rt3 Ingo Molnar
2005-08-16 15:31 ` 2.6.13-rc6-rt5 Steven Rostedt
2005-08-16 15:44 ` 2.6.13-rc6-rt5 Steven Rostedt
2005-08-16 16:08 ` 2.6.13-rc6-rt5 Steven Rostedt
2005-08-16 16:16 ` 2.6.13-rc6-rt5 Ingo Molnar
2005-08-16 16:22 ` 2.6.13-rc6-rt5 Ingo Molnar
2005-08-16 16:32 ` 2.6.13-rc6-rt5 Ingo Molnar
2005-08-16 16:37 ` 2.6.13-rc6-rt5 Ingo Molnar
2005-08-16 16:52 ` 2.6.13-rc6-rt5 Ingo Molnar
2005-08-16 17:08 ` 2.6.13-rc6-rt6 Ingo Molnar
2005-08-16 17:50 ` 2.6.13-rc6-rt6 Steven Rostedt
2005-08-16 18:07 ` 2.6.13-rc6-rt6 Steven Rostedt
2005-08-16 18:50 ` 2.6.13-rc6-rt6 Steven Rostedt
2005-08-17 4:20 ` 2.6.13-rc6-rt6 Steven Rostedt
2005-08-17 5:46 ` 2.6.13-rc6-rt6 Steven Rostedt
2005-08-17 6:47 ` 2.6.13-rc6-rt6 Ingo Molnar
2005-08-17 14:05 ` 2.6.13-rc6-rt6 Steven Rostedt
2005-08-17 14:24 ` 2.6.13-rc6-rt6 Steven Rostedt
2005-08-17 16:13 ` 2.6.13-rc6-rt6 Steven Rostedt
2005-08-17 16:23 ` 2.6.13-rc6-rt6 Ingo Molnar
2005-08-17 17:10 ` 2.6.13-rc6-rt6 K.R. Foley
2005-08-17 18:31 ` 2.6.13-rc6-rt6 Steven Rostedt
2005-08-17 19:31 ` Steven Rostedt [this message]
2005-08-18 0:02 ` 2.6.13-rc6-rt6 Steven Rostedt
2005-08-18 2:44 ` 2.6.13-rc6-rt6 Steven Rostedt
[not found] ` <20050822075012.GB19386@elte.hu>
[not found] ` <1124704837.5208.22.camel@localhost.localdomain>
[not found] ` <20050822101632.GA28803@elte.hu>
[not found] ` <1124710309.5208.30.camel@localhost.localdomain>
[not found] ` <20050822113858.GA1160@elte.hu>
[not found] ` <1124715755.5647.4.camel@localhost.localdomain>
[not found] ` <20050822183355.GB13888@elte.hu>
2005-08-22 19:40 ` 2.6.13-rc6-rt6 Steven Rostedt
2005-08-22 19:44 ` [RFC] RT-patch update to remove the global pi_lock Steven Rostedt
2005-08-22 22:19 ` Daniel Walker
2005-08-23 0:26 ` Steven Rostedt
2005-08-23 0:51 ` Daniel Walker
2005-08-23 1:32 ` Steven Rostedt
2005-08-23 3:38 ` Steven Rostedt
[not found] ` <1124908080.5604.22.camel@localhost.localdomain>
[not found] ` <1124917003.5711.8.camel@localhost.localdomain>
2005-08-24 21:05 ` Thomas Gleixner
2005-08-25 1:13 ` Steven Rostedt
2005-08-25 1:38 ` Daniel Walker
2005-08-25 1:48 ` Steven Rostedt
2005-08-25 6:31 ` Ingo Molnar
2005-08-25 6:35 ` Ingo Molnar
2005-08-25 16:15 ` Steven Rostedt
2005-08-25 19:34 ` Ingo Molnar
2005-08-25 19:46 ` Steven Rostedt
2005-08-23 5:29 ` Ingo Molnar
2005-08-25 14:47 ` Steven Rostedt
2005-08-25 15:06 ` Steven Rostedt
2005-08-25 17:47 ` Ingo Molnar
2005-08-25 20:09 ` Steven Rostedt
2005-08-25 21:32 ` Daniel Walker
2005-08-26 2:23 ` Steven Rostedt
2005-08-26 13:52 ` Steven Rostedt
2005-08-30 15:00 ` Steven Rostedt
2005-08-30 15:52 ` Steven Rostedt
2005-08-30 23:08 ` Steven Rostedt
2005-08-31 15:01 ` [FYI] 2.6.13-rt3 and a nanosleep jitter test Steven Rostedt
2005-08-31 15:12 ` Daniel Walker
2005-08-31 15:30 ` Steven Rostedt
2005-08-31 15:13 ` Daniel Walker
2005-08-31 15:19 ` Steven Rostedt
2005-08-31 15:30 ` Daniel Walker
2005-08-23 5:46 ` 2.6.13-rc6-rt6 Ingo Molnar
2005-08-19 21:22 ` 2.6.13-rc6-rt6 Steven Rostedt
2005-08-19 22:47 ` 2.6.13-rc6-rt6 Paul E. McKenney
2005-08-19 23:02 ` 2.6.13-rc6-rt6 Steven Rostedt
2005-08-19 23:12 ` 2.6.13-rc6-rt6 Paul E. McKenney
2005-08-19 23:20 ` 2.6.13-rc6-rt6 Steven Rostedt
2005-08-19 23:44 ` 2.6.13-rc6-rt6 Paul E. McKenney
2005-08-22 7:53 ` 2.6.13-rc6-rt6 Ingo Molnar
2005-08-17 19:27 ` 2.6.13-rc6-rt6 Ingo Molnar
2005-08-17 19:39 ` 2.6.13-rc6-rt6 Steven Rostedt
2005-08-17 17:32 ` 2.6.13-rc6-rt6 Steven Rostedt
2005-08-17 19:34 ` 2.6.13-rc6-rt6 Steven Rostedt
2005-08-17 5:59 ` 2.6.13-rc6-rt6 Ingo Molnar
2005-08-17 20:01 ` 2.6.13-rc6-rt8 Peter Bortas
2005-08-23 6:14 ` 2.6.13-rc6-rt8 Ingo Molnar
2005-08-28 20:36 ` 2.6.13-rc6-rt8 Peter Bortas
2005-08-18 9:57 ` 2.6.13-rc6-rt3 Alistair John Strachan
2005-08-18 10:00 ` 2.6.13-rc6-rt3 Thomas Gleixner
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