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Subjectsmbfs (Re: BUG: soft lockup detected on CPU#0! (2.6.18.2))
Date
[ Adding e-mail of Andrew Morton, he may have clue about who to ping ;]
[ MAINTAINERS.smbfs seems to be emply ]

On 2006-11-14, Rasmus BЬg Hansen wrote:
[]
> [1.] One line summary of the problem:
>
> Kernel BUG's and freezes after a soft lockup.
>
> [2.] Full description of the problem/report:
>
> The night before sunday, my server froze. It was entirely dead and had
> to be power cycled. There was no seriel console connected but it
> managed to log a short BUG before, which seems related to smbfs.
>
> As it happened in the night, I am unsure what triggered the bug, but
> it was during the nightly backup routines, which includes running
> rsync over ssh (over ADSL so pretty slow) and writing some large
> .tar.bz2 to a smbfs drive. I assume (but do no know for sure) that it
> was the last one that triggered the bug.

Nobody seems to picked this up. So.
Why don't you try debian's kernel 2.6.18 from unstable?

I see, you've build it yourself, then try to enable some more locking
debuging in the "kernel hacking" section.

(gitweb down, i can't check history of smbfs, and i have amd64 arch, anyway)
> Nov 12 03:54:57 gere kernel: BUG: soft lockup detected on CPU#0!
> Nov 12 03:54:57 gere kernel: [softlockup_tick+170/195] softlockup_tick+0xaa/0xc3
> Nov 12 03:54:57 gere kernel: [update_process_times+56/137] update_process_times+0x38/0x89
> Nov 12 03:54:57 gere kernel: [smp_apic_timer_interrupt+105/117] smp_apic_timer_interrupt+0x69/0x75
> Nov 12 03:54:57 gere kernel: [smbiod+238/348] smbiod+0xee/0x15c
this

> Nov 12 03:54:57 gere kernel: [apic_timer_interrupt+31/36] apic_timer_interrupt+0x1f/0x24
> Nov 12 03:54:57 gere kernel: [journal_init_revoke+49/678] journal_init_revoke+0x31/0x2a6
> Nov 12 03:54:57 gere kernel: [smbiod+238/348] smbiod+0xee/0x15c
and this *may be* double (un)lock.

> I will, of course, post useful information, if necessary.
____

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