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SubjectRe: Kernel 2.6.20: INFO: possible circular locking dependency detected
On Thu, 16 Aug 2007 19:50:43 +0200
Authenticated <NWQ3MzhlY2QwZDAzODVhN@steudten.com> wrote:

>
> =======================================================
> [ INFO: possible circular locking dependency detected ]
> 2.6.20-1.2948.self #1
> -------------------------------------------------------
> squid/4058 is trying to acquire lock:
> (tty_mutex){--..}, at: [<c019fb54>] print_warning+0x8b/0x12e
>
> but task is already holding lock:
> (&s->s_dquot.dqptr_sem){----}, at: [<c01a0802>] dquot_alloc_inode+0x34/0x10a
>
> which lock already depends on the new lock.

Yep - known 2.6.20 problem. Its very very unlikely to ever cause a real
problem however.
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