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* next-20081023 x86_64 boot hang: int3
@ 2008-10-23 17:43 Randy Dunlap
  2008-10-23 17:50 ` Cyrill Gorcunov
  2008-10-24  5:07 ` Hiroshi Shimamoto
  0 siblings, 2 replies; 5+ messages in thread
From: Randy Dunlap @ 2008-10-23 17:43 UTC (permalink / raw)
  To: lkml, linux-next

2 out of 2 x86_64 SMP boots stop with:

calling  tcp_congestion_default+0x0/0x12 @ 1
initcall tcp_congestion_default+0x0/0x12 returned 0 after 2 usecs
Freeing unused kernel memory: 448k freed
Write protecting the kernel read-only data: 4816k
int3: 0000 [#1] SMP
last sysfs file:
CPU 2
Modules linked in:
Pid: 0, comm: events/0 Not tainted 2.6.27-next-20081023 #1
RIP: 0010:[<ffffffff8078ba2b>]  [<ffffffff8078ba2b>] nmi_cpu_busy+0x1/0x15
RSP: 0018:ffff88017faa7f80  EFLAGS: 00000086
RAX: 00000000ffffffff RBX: ffff88027f60e000 RCX: ffff88017fa98000
RDX: ffffffff807eb480 RSI: 0000000000000000 RDI: ffffffff807b9e5c
RBP: ffff88017faa7f98 R08: 0000000000000000 R09: ffff88002802c768
R10: 0000000000000000 R11: ffff88027e023e90 R12: 0000000000000002
R13: 0000000000000000 R14: 0000000000000000 R15: 0000000000000000
FS:  0000000000000000(0000) GS:ffff88017fa32280(0000) knlGS:0000000000000000
CS:  0010 DS: 0018 ES: 0018 CR0: 000000008005003b
CR2: 0000000000000000 CR3: 0000000000201000 CR4: 00000000000006e0
DR0: 0000000000000000 DR1: 0000000000000000 DR2: 0000000000000000
DR3: 0000000000000000 DR6: 00000000ffff0ff0 DR7: 0000000000000400
Process events/0 (pid: 0, threadinfo ffff88017fa8c000, task ffff88017fa98000)
Stack:
 ffffffff80257afe ffffffff8076d938 0000000000000000 ffff88017faa7fa8
 ffffffff8021f1b0 ffff88017fa8de50 ffffffff8020cabb ffff88017fa8de50 <EOI>
 ffff88017fa8ded8 ffff88027e023e90 0000000000000000 ffff88002802c768
Call Trace:
 <IRQ> <0> [<ffffffff80257afe>] ? generic_smp_call_function_interrupt+0x35/0xd7
 [<ffffffff8021f1b0>] smp_call_function_interrupt+0x1f/0x2f
 [<ffffffff8020cabb>] call_function_interrupt+0x6b/0x70
 <EOI> <0> [<ffffffff80212659>] ? default_idle+0x2b/0x40
 [<ffffffff8021287d>] ? c1e_idle+0xe5/0xec
 [<ffffffff8057072f>] ? atomic_notifier_call_chain+0xf/0x11
 [<ffffffff8020ad1d>] ? cpu_idle+0x48/0x66
 [<ffffffff80568784>] ? start_secondary+0x177/0x17c
Code: cc cc cc cc cc cc cc cc cc cc cc cc cc cc cc cc cc cc cc cc cc cc cc cc cc cc cc cc cc cc cc cc cc cc cc cc cc cc cc cc cc cc cc <cc> cc cc cc cc cc cc cc cc cc cc cc cc cc cc cc cc cc cc cc cc
RIP  [<ffffffff8078ba2b>] nmi_cpu_busy+0x1/0x15
 RSP <ffff88017faa7f80>
Kernel panic - not syncing: Fatal exception in interrupt


Full boot log is at
http://oss.oracle.com/~rdunlap/kerneltest/logs/netcon-5175.log
and .config is at http://oss.oracle.com/~rdunlap/kerneltest/logs/kconfig-5175

---
~Randy

^ permalink raw reply	[flat|nested] 5+ messages in thread
* Re: next-20081023 x86_64 boot hang: int3
  2008-10-23 17:43 next-20081023 x86_64 boot hang: int3 Randy Dunlap
@ 2008-10-23 17:50 ` Cyrill Gorcunov
  2008-10-23 17:57   ` Cyrill Gorcunov
  2008-10-24  5:07 ` Hiroshi Shimamoto
  1 sibling, 1 reply; 5+ messages in thread
From: Cyrill Gorcunov @ 2008-10-23 17:50 UTC (permalink / raw)
  To: Randy Dunlap; +Cc: lkml, linux-next

[Randy Dunlap - Thu, Oct 23, 2008 at 10:43:40AM -0700]
| 2 out of 2 x86_64 SMP boots stop with:
| 
| calling  tcp_congestion_default+0x0/0x12 @ 1
| initcall tcp_congestion_default+0x0/0x12 returned 0 after 2 usecs
| Freeing unused kernel memory: 448k freed
| Write protecting the kernel read-only data: 4816k
| int3: 0000 [#1] SMP
| last sysfs file:
| CPU 2
| Modules linked in:
| Pid: 0, comm: events/0 Not tainted 2.6.27-next-20081023 #1
| RIP: 0010:[<ffffffff8078ba2b>]  [<ffffffff8078ba2b>] nmi_cpu_busy+0x1/0x15
| RSP: 0018:ffff88017faa7f80  EFLAGS: 00000086
| RAX: 00000000ffffffff RBX: ffff88027f60e000 RCX: ffff88017fa98000
| RDX: ffffffff807eb480 RSI: 0000000000000000 RDI: ffffffff807b9e5c
| RBP: ffff88017faa7f98 R08: 0000000000000000 R09: ffff88002802c768
| R10: 0000000000000000 R11: ffff88027e023e90 R12: 0000000000000002
| R13: 0000000000000000 R14: 0000000000000000 R15: 0000000000000000
| FS:  0000000000000000(0000) GS:ffff88017fa32280(0000) knlGS:0000000000000000
| CS:  0010 DS: 0018 ES: 0018 CR0: 000000008005003b
| CR2: 0000000000000000 CR3: 0000000000201000 CR4: 00000000000006e0
| DR0: 0000000000000000 DR1: 0000000000000000 DR2: 0000000000000000
| DR3: 0000000000000000 DR6: 00000000ffff0ff0 DR7: 0000000000000400
| Process events/0 (pid: 0, threadinfo ffff88017fa8c000, task ffff88017fa98000)
| Stack:
|  ffffffff80257afe ffffffff8076d938 0000000000000000 ffff88017faa7fa8
|  ffffffff8021f1b0 ffff88017fa8de50 ffffffff8020cabb ffff88017fa8de50 <EOI>
|  ffff88017fa8ded8 ffff88027e023e90 0000000000000000 ffff88002802c768
| Call Trace:
|  <IRQ> <0> [<ffffffff80257afe>] ? generic_smp_call_function_interrupt+0x35/0xd7
|  [<ffffffff8021f1b0>] smp_call_function_interrupt+0x1f/0x2f
|  [<ffffffff8020cabb>] call_function_interrupt+0x6b/0x70
|  <EOI> <0> [<ffffffff80212659>] ? default_idle+0x2b/0x40
|  [<ffffffff8021287d>] ? c1e_idle+0xe5/0xec
|  [<ffffffff8057072f>] ? atomic_notifier_call_chain+0xf/0x11
|  [<ffffffff8020ad1d>] ? cpu_idle+0x48/0x66
|  [<ffffffff80568784>] ? start_secondary+0x177/0x17c
| Code: cc cc cc cc cc cc cc cc cc cc cc cc cc cc cc cc cc cc cc cc cc cc cc cc cc cc cc cc cc cc cc cc cc cc cc cc cc cc cc cc cc cc cc <cc> cc cc cc cc cc cc cc cc cc cc cc cc cc cc cc cc cc cc cc cc
| RIP  [<ffffffff8078ba2b>] nmi_cpu_busy+0x1/0x15
|  RSP <ffff88017faa7f80>
| Kernel panic - not syncing: Fatal exception in interrupt
| 
| 
| Full boot log is at
| http://oss.oracle.com/~rdunlap/kerneltest/logs/netcon-5175.log
| and .config is at http://oss.oracle.com/~rdunlap/kerneltest/logs/kconfig-5175
| 
| ---
| ~Randy
| 

Hi Randy,

i don't remember the details -- these int3 opcodes are likely to
come from some paging or stack protector... hmm... can't remember
absolutely :) There was a thread on LKML about half a year ago about
why to fill pages with int3 opcode. But I may be absolutely wrong :)

		- Cyrill -

^ permalink raw reply	[flat|nested] 5+ messages in thread
* Re: next-20081023 x86_64 boot hang: int3
  2008-10-23 17:50 ` Cyrill Gorcunov
@ 2008-10-23 17:57   ` Cyrill Gorcunov
  0 siblings, 0 replies; 5+ messages in thread
From: Cyrill Gorcunov @ 2008-10-23 17:57 UTC (permalink / raw)
  To: Randy Dunlap, lkml, linux-next

[Cyrill Gorcunov - Thu, Oct 23, 2008 at 09:50:08PM +0400]
...
| 
| Hi Randy,
| 
| i don't remember the details -- these int3 opcodes are likely to
| come from some paging or stack protector... hmm... can't remember
| absolutely :) There was a thread on LKML about half a year ago about
| why to fill pages with int3 opcode. But I may be absolutely wrong :)
| 
| 		- Cyrill -

Hmm, I think I'm not in touch don't play attention on this mail,
sorry :)

		- Cyrill -

^ permalink raw reply	[flat|nested] 5+ messages in thread
* Re: next-20081023 x86_64 boot hang: int3
  2008-10-23 17:43 next-20081023 x86_64 boot hang: int3 Randy Dunlap
  2008-10-23 17:50 ` Cyrill Gorcunov
@ 2008-10-24  5:07 ` Hiroshi Shimamoto
  2008-10-24  5:19   ` Randy Dunlap
  1 sibling, 1 reply; 5+ messages in thread
From: Hiroshi Shimamoto @ 2008-10-24  5:07 UTC (permalink / raw)
  To: Randy Dunlap; +Cc: lkml, linux-next

Randy Dunlap wrote:
> 2 out of 2 x86_64 SMP boots stop with:
> 
> calling  tcp_congestion_default+0x0/0x12 @ 1
> initcall tcp_congestion_default+0x0/0x12 returned 0 after 2 usecs
> Freeing unused kernel memory: 448k freed
> Write protecting the kernel read-only data: 4816k
> int3: 0000 [#1] SMP
> last sysfs file:
> CPU 2
> Modules linked in:
> Pid: 0, comm: events/0 Not tainted 2.6.27-next-20081023 #1
> RIP: 0010:[<ffffffff8078ba2b>]  [<ffffffff8078ba2b>] nmi_cpu_busy+0x1/0x15
> RSP: 0018:ffff88017faa7f80  EFLAGS: 00000086
> RAX: 00000000ffffffff RBX: ffff88027f60e000 RCX: ffff88017fa98000
> RDX: ffffffff807eb480 RSI: 0000000000000000 RDI: ffffffff807b9e5c
> RBP: ffff88017faa7f98 R08: 0000000000000000 R09: ffff88002802c768
> R10: 0000000000000000 R11: ffff88027e023e90 R12: 0000000000000002
> R13: 0000000000000000 R14: 0000000000000000 R15: 0000000000000000
> FS:  0000000000000000(0000) GS:ffff88017fa32280(0000) knlGS:0000000000000000
> CS:  0010 DS: 0018 ES: 0018 CR0: 000000008005003b
> CR2: 0000000000000000 CR3: 0000000000201000 CR4: 00000000000006e0
> DR0: 0000000000000000 DR1: 0000000000000000 DR2: 0000000000000000
> DR3: 0000000000000000 DR6: 00000000ffff0ff0 DR7: 0000000000000400
> Process events/0 (pid: 0, threadinfo ffff88017fa8c000, task ffff88017fa98000)
> Stack:
>  ffffffff80257afe ffffffff8076d938 0000000000000000 ffff88017faa7fa8
>  ffffffff8021f1b0 ffff88017fa8de50 ffffffff8020cabb ffff88017fa8de50 <EOI>
>  ffff88017fa8ded8 ffff88027e023e90 0000000000000000 ffff88002802c768
> Call Trace:
>  <IRQ> <0> [<ffffffff80257afe>] ? generic_smp_call_function_interrupt+0x35/0xd7
>  [<ffffffff8021f1b0>] smp_call_function_interrupt+0x1f/0x2f
>  [<ffffffff8020cabb>] call_function_interrupt+0x6b/0x70
>  <EOI> <0> [<ffffffff80212659>] ? default_idle+0x2b/0x40
>  [<ffffffff8021287d>] ? c1e_idle+0xe5/0xec
>  [<ffffffff8057072f>] ? atomic_notifier_call_chain+0xf/0x11
>  [<ffffffff8020ad1d>] ? cpu_idle+0x48/0x66
>  [<ffffffff80568784>] ? start_secondary+0x177/0x17c
> Code: cc cc cc cc cc cc cc cc cc cc cc cc cc cc cc cc cc cc cc cc cc cc cc cc cc cc cc cc cc cc cc cc cc cc cc cc cc cc cc cc cc cc cc <cc> cc cc cc cc cc cc cc cc cc cc cc cc cc cc cc cc cc cc cc cc
> RIP  [<ffffffff8078ba2b>] nmi_cpu_busy+0x1/0x15
>  RSP <ffff88017faa7f80>
> Kernel panic - not syncing: Fatal exception in interrupt
> 
> 
> Full boot log is at
> http://oss.oracle.com/~rdunlap/kerneltest/logs/netcon-5175.log
> and .config is at http://oss.oracle.com/~rdunlap/kerneltest/logs/kconfig-5175

Hi,

this patch will fix this issue.
http://marc.info/?l=linux-kernel&m=122482422513626&w=2

thanks,
Hiroshi Shimamoto


^ permalink raw reply	[flat|nested] 5+ messages in thread
* Re: next-20081023 x86_64 boot hang: int3
  2008-10-24  5:07 ` Hiroshi Shimamoto
@ 2008-10-24  5:19   ` Randy Dunlap
  0 siblings, 0 replies; 5+ messages in thread
From: Randy Dunlap @ 2008-10-24  5:19 UTC (permalink / raw)
  To: Hiroshi Shimamoto; +Cc: lkml, linux-next

On Thu, 23 Oct 2008 22:07:57 -0700 Hiroshi Shimamoto wrote:

> Randy Dunlap wrote:
> > 2 out of 2 x86_64 SMP boots stop with:
> > 
> > calling  tcp_congestion_default+0x0/0x12 @ 1
> > initcall tcp_congestion_default+0x0/0x12 returned 0 after 2 usecs
> > Freeing unused kernel memory: 448k freed
> > Write protecting the kernel read-only data: 4816k
> > int3: 0000 [#1] SMP
> > last sysfs file:
> > CPU 2
> > Modules linked in:
> > Pid: 0, comm: events/0 Not tainted 2.6.27-next-20081023 #1
> > RIP: 0010:[<ffffffff8078ba2b>]  [<ffffffff8078ba2b>] nmi_cpu_busy+0x1/0x15
> > RSP: 0018:ffff88017faa7f80  EFLAGS: 00000086
> > RAX: 00000000ffffffff RBX: ffff88027f60e000 RCX: ffff88017fa98000
> > RDX: ffffffff807eb480 RSI: 0000000000000000 RDI: ffffffff807b9e5c
> > RBP: ffff88017faa7f98 R08: 0000000000000000 R09: ffff88002802c768
> > R10: 0000000000000000 R11: ffff88027e023e90 R12: 0000000000000002
> > R13: 0000000000000000 R14: 0000000000000000 R15: 0000000000000000
> > FS:  0000000000000000(0000) GS:ffff88017fa32280(0000) knlGS:0000000000000000
> > CS:  0010 DS: 0018 ES: 0018 CR0: 000000008005003b
> > CR2: 0000000000000000 CR3: 0000000000201000 CR4: 00000000000006e0
> > DR0: 0000000000000000 DR1: 0000000000000000 DR2: 0000000000000000
> > DR3: 0000000000000000 DR6: 00000000ffff0ff0 DR7: 0000000000000400
> > Process events/0 (pid: 0, threadinfo ffff88017fa8c000, task ffff88017fa98000)
> > Stack:
> >  ffffffff80257afe ffffffff8076d938 0000000000000000 ffff88017faa7fa8
> >  ffffffff8021f1b0 ffff88017fa8de50 ffffffff8020cabb ffff88017fa8de50 <EOI>
> >  ffff88017fa8ded8 ffff88027e023e90 0000000000000000 ffff88002802c768
> > Call Trace:
> >  <IRQ> <0> [<ffffffff80257afe>] ? generic_smp_call_function_interrupt+0x35/0xd7
> >  [<ffffffff8021f1b0>] smp_call_function_interrupt+0x1f/0x2f
> >  [<ffffffff8020cabb>] call_function_interrupt+0x6b/0x70
> >  <EOI> <0> [<ffffffff80212659>] ? default_idle+0x2b/0x40
> >  [<ffffffff8021287d>] ? c1e_idle+0xe5/0xec
> >  [<ffffffff8057072f>] ? atomic_notifier_call_chain+0xf/0x11
> >  [<ffffffff8020ad1d>] ? cpu_idle+0x48/0x66
> >  [<ffffffff80568784>] ? start_secondary+0x177/0x17c
> > Code: cc cc cc cc cc cc cc cc cc cc cc cc cc cc cc cc cc cc cc cc cc cc cc cc cc cc cc cc cc cc cc cc cc cc cc cc cc cc cc cc cc cc cc <cc> cc cc cc cc cc cc cc cc cc cc cc cc cc cc cc cc cc cc cc cc
> > RIP  [<ffffffff8078ba2b>] nmi_cpu_busy+0x1/0x15
> >  RSP <ffff88017faa7f80>
> > Kernel panic - not syncing: Fatal exception in interrupt
> > 
> > 
> > Full boot log is at
> > http://oss.oracle.com/~rdunlap/kerneltest/logs/netcon-5175.log
> > and .config is at http://oss.oracle.com/~rdunlap/kerneltest/logs/kconfig-5175
> 
> Hi,
> 
> this patch will fix this issue.
> http://marc.info/?l=linux-kernel&m=122482422513626&w=2

Great.  Thank you.

---
~Randy

^ permalink raw reply	[flat|nested] 5+ messages in thread
end of thread, other threads:[~2008-10-24  5:20 UTC | newest]

Thread overview: 5+ messages (download: mbox.gz / follow: Atom feed)
-- links below jump to the message on this page --
2008-10-23 17:43 next-20081023 x86_64 boot hang: int3 Randy Dunlap
2008-10-23 17:50 ` Cyrill Gorcunov
2008-10-23 17:57   ` Cyrill Gorcunov
2008-10-24  5:07 ` Hiroshi Shimamoto
2008-10-24  5:19   ` Randy Dunlap

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