From: Arnd Hannemann <hannemann@nets.rwth-aachen.de>
To: linux-kernel@vger.kernel.org
Cc: linux-geode@bombadil.infradead.org
Subject: 2.6.33-rc1: WARNING: at kernel/mutex-debug.c:78 (geode hw rng?)
Date: Sun, 20 Dec 2009 01:44:56 +0100 [thread overview]
Message-ID: <4B2D7388.9030002@nets.rwth-aachen.de> (raw)
Hi,
not so sure if it is geode related.
While starting rngd on 2.6.33-rc1 on a geode machine, I got this warning:
[ 19.545852] ------------[ cut here ]------------
[ 19.547554] WARNING: at kernel/mutex-debug.c:78
debug_mutex_unlock+0x78/0xb8()
[ 19.547554] Modules linked in: ipt_LOG iptable_nat nf_nat
nf_conntrack_ipv4 nf_conntrack nf_defrag_ipv4 arc4 ecb ath5k ehci_hcd
ohci_hcd mac80211 ath
[ 19.547554] Pid: 2509, comm: rngd Not tainted 2.6.33-rc1-ah0 #2
[ 19.547554] Call Trace:
[ 19.547554] [<c102d86c>] ? debug_mutex_unlock+0x78/0xb8
[ 19.547554] [<c10168bd>] warn_slowpath_common+0x60/0x77
[ 19.547554] [<c10168e1>] warn_slowpath_null+0xd/0x10
[ 19.547554] [<c102d86c>] debug_mutex_unlock+0x78/0xb8
[ 19.547554] [<c1273314>] __mutex_unlock_slowpath+0x7b/0xa3
[ 19.547554] [<c1273344>] mutex_unlock+0x8/0xa
[ 19.547554] [<c116de8c>] rng_dev_read+0x13b/0x156
[ 19.547554] [<c116dd51>] ? rng_dev_read+0x0/0x156
[ 19.547554] [<c105ac23>] vfs_read+0x8a/0x11a
[ 19.547554] [<c105af18>] sys_read+0x3b/0x60
[ 19.547554] [<c127426d>] syscall_call+0x7/0xb
[ 19.547554] ---[ end trace cd1825d2e719f82e ]---
however, the system seems stable, and the hwrng seems to work fine...
Best regards,
Arnd
next reply other threads:[~2009-12-20 1:14 UTC|newest]
Thread overview: 2+ messages / expand[flat|nested] mbox.gz Atom feed top
2009-12-20 0:44 Arnd Hannemann [this message]
2009-12-29 23:22 ` Andres Salomon
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