From: Dave Jones <davej@redhat.com>
To: Linux Kernel <linux-kernel@vger.kernel.org>
Subject: more cfq spinlock badness
Date: Tue, 31 Jan 2006 01:39:39 -0500 [thread overview]
Message-ID: <20060131063938.GA1876@redhat.com> (raw)
Not seen this break for a while, but I just hit it again in 2.6.16rc1-git4.
Dave
BUG: spinlock bad magic on CPU#0, pdflush/1128
lock: ffff81003a219000, .magic: 00000000, .owner: <none>/-1, .owner_cpu: 0
Call Trace: <ffffffff80206edc>{spin_bug+177} <ffffffff80207045>{_raw_spin_lock+25}
<ffffffff801fea4a>{cfq_exit_single_io_context+85} <ffffffff801ff9a6>{cfq_exit_io_context+24}
<ffffffff801f79b0>{exit_io_context+137} <ffffffff80135fbc>{do_exit+182}
<ffffffff8010ba49>{child_rip+15} <ffffffff80146087>{keventd_create_kthread+0}
<ffffffff8014629c>{kthread+0} <ffffffff8010ba3a>{child_rip+0}
Kernel panic - not syncing: bad locking
next reply other threads:[~2006-01-31 6:39 UTC|newest]
Thread overview: 6+ messages / expand[flat|nested] mbox.gz Atom feed top
2006-01-31 6:39 Dave Jones [this message]
2006-01-31 9:09 ` more cfq spinlock badness Jens Axboe
2006-01-31 17:36 ` Dave Jones
2006-02-01 11:02 ` Jens Axboe
2006-02-01 16:15 ` Dave Jones
[not found] ` <mailman.1138828082.21892.linux-kernel2news@redhat.com>
2006-02-03 18:44 ` Pete Zaitcev
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