Re: 2.6.21-rc2-git3 soft lockup detected on CPU#0 (crash dump kernel)

2007-03-05 Thread Ingo Molnar
* Michal Piotrowski <[EMAIL PROTECTED]> wrote: > I can confirm that without irqpoll everything works fine. i guess this means that irq10 is screaming, and irqpoll does not find any registered irq handler for it? > irqpoll is recommended as a command line option in > Documentation/kdump/kdump.

Re: 2.6.21-rc2-git3 soft lockup detected on CPU#0 (crash dump kernel)

2007-03-05 Thread Michal Piotrowski
On 05/03/07, Michal Piotrowski <[EMAIL PROTECTED]> wrote: On 05/03/07, Ingo Molnar <[EMAIL PROTECTED]> wrote: > > * Michal Piotrowski <[EMAIL PROTECTED]> wrote: > > > >also below is a softlockup-debug patch that might be useful, which adds > > >a tick/tock output so it spams the console once per

Re: 2.6.21-rc2-git3 soft lockup detected on CPU#0 (crash dump kernel)

2007-03-05 Thread Michal Piotrowski
On 05/03/07, Ingo Molnar <[EMAIL PROTECTED]> wrote: * Michal Piotrowski <[EMAIL PROTECTED]> wrote: > >also below is a softlockup-debug patch that might be useful, which adds > >a tick/tock output so it spams the console once per second but can show > >the dynamics of lockups (and other delays).

Re: 2.6.21-rc2-git3 soft lockup detected on CPU#0 (crash dump kernel)

2007-03-05 Thread Ingo Molnar
* Michal Piotrowski <[EMAIL PROTECTED]> wrote: > >also below is a softlockup-debug patch that might be useful, which adds > >a tick/tock output so it spams the console once per second but can show > >the dynamics of lockups (and other delays). > > I have applied this patch > http://www.stardust.

Re: 2.6.21-rc2-git3 soft lockup detected on CPU#0 (crash dump kernel)

2007-03-05 Thread Michal Piotrowski
On 05/03/07, Ingo Molnar <[EMAIL PROTECTED]> wrote: * Thomas Gleixner <[EMAIL PROTECTED]> wrote: > > shouldnt that be 'R' instead of the question mark? > > ? are dead ones, ok. > The interesting part is here: > > 1 lock held by udevd/918: > #0: (&mm->mmap_sem){}, at: [] do_page_fault+0x

Re: 2.6.21-rc2-git3 soft lockup detected on CPU#0 (crash dump kernel)

2007-03-05 Thread Ingo Molnar
* Thomas Gleixner <[EMAIL PROTECTED]> wrote: > > shouldnt that be 'R' instead of the question mark? > > ? are dead ones, ok. > The interesting part is here: > > 1 lock held by udevd/918: > #0: (&mm->mmap_sem){}, at: [] do_page_fault+0x150/0x50d > > But udevd/918 is nowhere in the sys

Re: 2.6.21-rc2-git3 soft lockup detected on CPU#0 (crash dump kernel)

2007-03-05 Thread Thomas Gleixner
On Mon, 2007-03-05 at 09:08 +0100, Ingo Molnar wrote: > * Michal Piotrowski <[EMAIL PROTECTED]> wrote: > > > http://www.stardust.webpages.pl/files/tbf/bitis-gabonica/2.6.21-rc2-git3-kdump/log2.txt > > weird. Could you do a dump with SysRq-T, SysRq-Q done /twice/ after each > other, to see how th

Re: 2.6.21-rc2-git3 soft lockup detected on CPU#0 (crash dump kernel)

2007-03-05 Thread Ingo Molnar
* Michal Piotrowski <[EMAIL PROTECTED]> wrote: > http://www.stardust.webpages.pl/files/tbf/bitis-gabonica/2.6.21-rc2-git3-kdump/log2.txt weird. Could you do a dump with SysRq-T, SysRq-Q done /twice/ after each other, to see how the system progresses while in this lockup? Plus please also try t

Re: 2.6.21-rc2-git3 soft lockup detected on CPU#0 (crash dump kernel)

2007-03-04 Thread Thomas Gleixner
On Sun, 2007-03-04 at 18:15 +0100, Michal Piotrowski wrote: > > http://www.stardust.webpages.pl/files/tbf/bitis-gabonica/2.6.21-rc2-git3-kdump/log2.txt > Kernel command line: irqpoll Misrouted IRQ fixup and polling support enabled It might be related to irqpoll. Not sure how to track t

Re: 2.6.21-rc2-git3 soft lockup detected on CPU#0 (crash dump kernel)

2007-03-04 Thread Michal Piotrowski
On 04/03/07, Thomas Gleixner <[EMAIL PROTECTED]> wrote: On Sun, 2007-03-04 at 17:47 +0100, Michal Piotrowski wrote: > > sk98lin: driver has been replaced by the skge driver and is scheduled for removal > > > > Can you try without that one or with the skge driver instead ? > > > > Unfortunately t

Re: 2.6.21-rc2-git3 soft lockup detected on CPU#0 (crash dump kernel)

2007-03-04 Thread Thomas Gleixner
On Sun, 2007-03-04 at 17:47 +0100, Michal Piotrowski wrote: > > sk98lin: driver has been replaced by the skge driver and is scheduled for > > removal > > > > Can you try without that one or with the skge driver instead ? > > > > Unfortunately the bug still appears. Would have been too easy :)

Re: 2.6.21-rc2-git3 soft lockup detected on CPU#0 (crash dump kernel)

2007-03-04 Thread Michal Piotrowski
On 04/03/07, Thomas Gleixner <[EMAIL PROTECTED]> wrote: On Sun, 2007-03-04 at 17:28 +0100, Michal Piotrowski wrote: > > Can you please add "initcall_debug" and "ignore_loglevel" to the kernel > > command line ? > > Here is a full serial console log > http://www.stardust.webpages.pl/files/tbf/bit

Re: 2.6.21-rc2-git3 soft lockup detected on CPU#0 (crash dump kernel)

2007-03-04 Thread Thomas Gleixner
On Sun, 2007-03-04 at 17:28 +0100, Michal Piotrowski wrote: > > Can you please add "initcall_debug" and "ignore_loglevel" to the kernel > > command line ? > > Here is a full serial console log > http://www.stardust.webpages.pl/files/tbf/bitis-gabonica/2.6.21-rc2-git3-kdump/log.txt sk98lin: driver

Re: 2.6.21-rc2-git3 soft lockup detected on CPU#0 (crash dump kernel)

2007-03-04 Thread Michal Piotrowski
On 04/03/07, Thomas Gleixner <[EMAIL PROTECTED]> wrote: On Sun, 2007-03-04 at 15:36 +0100, Michal Piotrowski wrote: > > > BUG: soft lockup detected on CPU#0! > > > [] show_trace_log_lvl+0x1a/0x2f > > > [] show_trace+0x12/0x14 > > > [] dump_stack+0x16/0x18 > > > [] softlockup_tick+0x97/0xa7 >

Re: 2.6.21-rc2-git3 soft lockup detected on CPU#0 (crash dump kernel)

2007-03-04 Thread Thomas Gleixner
On Sun, 2007-03-04 at 15:36 +0100, Michal Piotrowski wrote: > > > BUG: soft lockup detected on CPU#0! > > > [] show_trace_log_lvl+0x1a/0x2f > > > [] show_trace+0x12/0x14 > > > [] dump_stack+0x16/0x18 > > > [] softlockup_tick+0x97/0xa7 > > > [] run_local_timers+0x12/0x14 > > > [] update_proces

Re: 2.6.21-rc2-git3 soft lockup detected on CPU#0 (crash dump kernel)

2007-03-04 Thread Michal Piotrowski
On 04/03/07, Thomas Gleixner <[EMAIL PROTECTED]> wrote: On Sun, 2007-03-04 at 00:31 +0100, Michal Piotrowski wrote: > Hi, > > I hit this bug again > (http://www.ussg.iu.edu/hypermail/linux/kernel/0702.2/1643.html) > > BUG: soft lockup detected on CPU#0! > [] show_trace_log_lvl+0x1a/0x2f > [] sh

Re: 2.6.21-rc2-git3 soft lockup detected on CPU#0 (crash dump kernel)

2007-03-04 Thread Thomas Gleixner
On Sun, 2007-03-04 at 00:31 +0100, Michal Piotrowski wrote: > Hi, > > I hit this bug again > (http://www.ussg.iu.edu/hypermail/linux/kernel/0702.2/1643.html) > > BUG: soft lockup detected on CPU#0! > [] show_trace_log_lvl+0x1a/0x2f > [] show_trace+0x12/0x14 > [] dump_stack+0x16/0x18 > [] soft

2.6.21-rc2-git3 soft lockup detected on CPU#0 (crash dump kernel)

2007-03-03 Thread Michal Piotrowski
Hi, I hit this bug again (http://www.ussg.iu.edu/hypermail/linux/kernel/0702.2/1643.html) BUG: soft lockup detected on CPU#0! [] show_trace_log_lvl+0x1a/0x2f [] show_trace+0x12/0x14 [] dump_stack+0x16/0x18 [] softlockup_tick+0x97/0xa7 [] run_local_timers+0x12/0x14 [] update_process_times+0x3e/0x