From: Jason Gunthorpe <jgunthorpe-ePGOBjL8dl3ta4EC/59zMFaTQe2KTcn/@public.gmane.org>
To: Ralph Campbell
<ralph.campbell-h88ZbnxC6KDQT0dZR+AlfA@public.gmane.org>,
RDMA list <linux-rdma-u79uwXL29TY76Z2rM5mHXA@public.gmane.org>
Subject: BUG dump from QIB
Date: Fri, 22 Oct 2010 14:40:41 -0600 [thread overview]
Message-ID: <20101022204041.GA30241@obsidianresearch.com> (raw)
Hi Ralph,
It doesn't look like smp_processor_id is callable the way QIB does, I
get kernel BUGS:
This is a stock upstream with CONFIG_PREEMPT/DEBUG_PREEMPT
$ uname -a
Linux ib6 2.6.35.7 #17 SMP PREEMPT Thu Oct 7 15:38:53 MDT 2010 x86_64 GNU/Linux
[ 36.769466] BUG: using smp_processor_id() in preemptible [00000000] code: insmod/5858
[ 36.769500] caller is qib_create_qp+0x56c/0x745 [ib_qib]
[ 36.769505] Pid: 5858, comm: insmod Not tainted 2.6.35.7 #17
[ 36.769508] Call Trace:
[ 36.769520] [<ffffffff8116c776>] debug_smp_processor_id+0xc2/0xdc
[ 36.769538] [<ffffffffa0201b18>] qib_create_qp+0x56c/0x745 [ib_qib]
[ 36.769545] [<ffffffff8102fcb9>] ? sub_preempt_count+0x92/0xa5
[ 36.769550] [<ffffffff8102eb47>] ? get_parent_ip+0x11/0x41
[ 36.769554] [<ffffffff8102eb47>] ? get_parent_ip+0x11/0x41
[ 36.769573] [<ffffffffa00758ab>] ib_create_qp+0x18/0x8e [ib_core]
[ 36.769582] [<ffffffffa008c948>] create_mad_qp+0x7d/0xce [ib_mad]
[ 36.769589] [<ffffffffa008c13b>] ? qp_event_handler+0x0/0x1e [ib_mad]
[ 36.769596] [<ffffffffa008cec4>] ib_mad_init_device+0x2cf/0x6ad [ib_mad]
[ 36.769603] [<ffffffff8131c1ef>] ? _raw_spin_unlock_irqrestore+0x2c/0x37
[ 36.769613] [<ffffffffa0077bef>] ib_register_device+0x35d/0x401 [ib_core]
[ 36.769632] [<ffffffffa020983b>] ? qib_create_port_files+0x0/0x265 [ib_qib]
[ 36.769654] [<ffffffffa02236b5>] qib_register_ib_device+0x76a/0x8a8 [ib_qib]
[ 36.769673] [<ffffffffa022af11>] qib_init_one+0xdd/0x4f7 [ib_qib]
[ 36.769680] [<ffffffff81175a97>] local_pci_probe+0x12/0x16
[ 36.769685] [<ffffffff81176755>] pci_device_probe+0x5f/0x89
[ 36.769690] [<ffffffff811cef0a>] ? driver_sysfs_add+0x4c/0x72
[ 36.769695] [<ffffffff811cf04f>] driver_probe_device+0xa3/0x151
[ 36.769699] [<ffffffff811cf155>] __driver_attach+0x58/0x7b
[ 36.769704] [<ffffffff811cf0fd>] ? __driver_attach+0x0/0x7b
[ 36.769708] [<ffffffff811ce8c9>] bus_for_each_dev+0x4e/0x85
[ 36.769712] [<ffffffff811ceebc>] driver_attach+0x1c/0x1e
[ 36.769716] [<ffffffff811ce1e1>] bus_add_driver+0xb8/0x20d
[ 36.769721] [<ffffffff811cf432>] driver_register+0xb3/0x121
[ 36.769736] [<ffffffffa02420a2>] ? qlogic_ib_init+0x0/0x126 [ib_qib]
[ 36.769740] [<ffffffff811769b2>] __pci_register_driver+0x51/0xbc
[ 36.769754] [<ffffffffa02420a2>] ? qlogic_ib_init+0x0/0x126 [ib_qib]
[ 36.769769] [<ffffffffa0242165>] qlogic_ib_init+0xc3/0x126 [ib_qib]
[ 36.769775] [<ffffffff810001f0>] do_one_initcall+0x5a/0x14a
[ 36.769781] [<ffffffff8106815d>] sys_init_module+0x9a/0x1d8
Jason
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next reply other threads:[~2010-10-22 20:40 UTC|newest]
Thread overview: 2+ messages / expand[flat|nested] mbox.gz Atom feed top
2010-10-22 20:40 Jason Gunthorpe [this message]
[not found] ` <20101022204041.GA30241-ePGOBjL8dl3ta4EC/59zMFaTQe2KTcn/@public.gmane.org>
2010-10-22 21:01 ` BUG dump from QIB Ralph Campbell
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