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    SubjectRe: [patch, -rc5-mm1] lock validator, fix NULL type->name bug

    * Mike Galbraith <efault@gmx.de> wrote:

    > On Tue, 2006-05-30 at 13:11 +0200, Ingo Molnar wrote:
    > > Subject: lock validator, fix NULL type->name bug
    > > From: Ingo Molnar <mingo@elte.hu>
    > >
    > > this should fix the bug reported Mike Galbraith: pass in a non-NULL
    > > mutex name string even if DEBUG_MUTEXES is turned off.
    >
    > Well, yes and no. It cures the oops, and it almost boots. It passes
    > all tests, and gets to where we start mounting things...
    >
    > kjournald starting. Commit interval 5 seconds
    > EXT3 FS on hdc1, internal journal
    > EXT3-fs: mounted filesystem with ordered data mode.
    >
    > =====================================================
    > [ BUG: possible circular locking deadlock detected! ]
    > -----------------------------------------------------
    > mount/2545 is trying to acquire lock:
    > (&ni->mrec_lock){--..}, at: [<b13d1563>] mutex_lock+0x8/0xa
    >
    > ...and deadlocks.

    hm, and no other messages? Are you using serial logging?

    Ingo
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