From: Dave Jones <davej@redhat.com>
To: Linux Kernel <linux-kernel@vger.kernel.org>
Subject: cpu hotplug sleeping from invalid context
Date: Mon, 22 May 2006 14:35:34 -0400 [thread overview]
Message-ID: <20060522183534.GA8920@redhat.com> (raw)
(2.6.17rc4-git9)
echo 0 > /sys/devices/system/cpu/cpu1/online
echo 1 > /sys/devices/system/cpu/cpu1/online
on my dual-core notebook gets me this:
CPU 1 is now offline
SMP alternatives: switching to UP code
SMP alternatives: switching to SMP code
Booting processor 1/1 eip 3000
CPU 1 irqstacks, hard=c0799000 soft=c0779000
Initializing CPU#1
BUG: sleeping function called from invalid context at mm/page_alloc.c:945
in_atomic():0, irqs_disabled():1
<c04500ce> __alloc_pages+0x32/0x2a8
<c0425577> printk+0x1f/0xaf
<c060674d> schedule+0xa21/0xa8a
<c04503a6> get_zeroed_page+0x31/0x3d
<c040a117> cpu_init+0x10a/0x323
<c04176f5> start_secondary+0xc/0x3ef
<c0417afa> cpu_exit_clear+0x22/0x43
next reply other threads:[~2006-05-22 18:35 UTC|newest]
Thread overview: 5+ messages / expand[flat|nested] mbox.gz Atom feed top
2006-05-22 18:35 Dave Jones [this message]
2006-05-23 5:42 ` cpu hotplug sleeping from invalid context Ashok Raj
2006-05-23 5:56 ` Ashok Raj
2006-05-23 19:54 ` Nathan Lynch
-- strict thread matches above, loose matches on Subject: below --
2006-05-23 14:12 shin, jacob
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