[openib-general] Error when loading ib_umad

[Ian Jiang]

I am using the linux kernel 2.6.14 and the latest IB driver in OpenIB.
Is this caused by SMP?

Any suggestion is appreciated!
Here are the error details:


dell-162:~ # lsmod | grep ib
ib_mthca              120096  0
ib_mad                 38820  1 ib_mthca
ib_core                51200  2 ib_mthca,ib_mad
libata                 54032  1 ata_piix

dell-162:~ # modprobe ib_umad
Killed
dell-162:~ #
Message from syslogd at dell-162 at Wed Jan 11 06:08:42 2006 ...
dell-162 kernel: Oops: 0000 [1] SMP

Message from syslogd at dell-162 at Wed Jan 11 06:08:42 2006 ...
dell-162 kernel: CR2: 000000000e70010c
dell-162:~# tail /var/log/messages

Jan 11 05:25:13 dell-162 kernel: Unable to handle kernel paging request at
000000000e70010c RIP:
Jan 11 05:25:13 dell-162 kernel: <ffffffff80215e41>{kref_get+1}
Jan 11 05:25:13 dell-162 kernel: PGD 1316a067 PUD 1f81e067 PMD 0
Jan 11 05:25:13 dell-162 kernel: Oops: 0000 [1] SMP
Jan 11 05:25:13 dell-162 kernel: CPU 1
Jan 11 05:25:13 dell-162 kernel: Modules linked in: ib_umad evdev joydev sg
sr_mod floppy thermal processor fan button battery ac ib_mthca ib_mad
ib_core ehci_hcd uhci_hcd ipv6 i2c_i801 i2c_core hw_random e1000 usbcore
dm_mod ext3 jbd ata_piix libata
Jan 11 05:25:13 dell-162 kernel: Pid: 12113, comm: modprobe Not tainted
2.6.14 #1
Jan 11 05:25:13 dell-162 kernel: RIP: 0010:[<ffffffff80215e41>]
<ffffffff80215e41>{kref_get+1}
Jan 11 05:25:13 dell-162 kernel: RSP: 0000:ffff81001ad53b68  EFLAGS:
00010206
Jan 11 05:25:13 dell-162 kernel: RAX: ffff810010503aa0 RBX: 000000000e7000f0
RCX: 0000000000000000
Jan 11 05:25:13 dell-162 kernel: RDX: ffff810010503aa0 RSI: ffffffff8039d0db
RDI: 000000000e70010c
Jan 11 05:25:13 dell-162 kernel: RBP: ffffffff8039d0d4 R08: ffff8100017f1d50
R09: 0000000000000000
Jan 11 05:25:13 dell-162 kernel: R10: ffff810013f69300 R11: 0000000000000048
R12: ffff81000bcbc318
Jan 11 05:25:13 dell-162 kernel: R13: 00000000fffffff4 R14: ffff810013f69300
R15: 000000000e7000f0
Jan 11 05:25:13 dell-162 kernel: FS:  00002aaaaade36e0(0000)
GS:ffffffff804eb880(0000) knlGS:0000000000000000
Jan 11 05:25:13 dell-162 kernel: CS:  0010 DS: 0000 ES: 0000 CR0:
000000008005003b
Jan 11 05:25:13 dell-162 kernel: CR2: 000000000e70010c CR3: 000000001c6e6000
CR4: 00000000000006e0
Jan 11 05:25:13 dell-162 kernel: Process modprobe (pid: 12113, threadinfo
ffff81001ad52000, task ffff81001aaf5040)
Jan 11 05:25:13 dell-162 kernel: Stack: 000000000e7000f0 ffffffff80214f62
ffff810010503ac0 ffffffff801c5a11
Jan 11 05:25:13 dell-162 kernel:        ffff81001c49c190 ffff81001c49c180
ffff81001c49c180 ffff8100193f1200
Jan 11 05:25:13 dell-162 kernel:        0000000000000000 ffff8100193f1200
Jan 11 05:25:13 dell-162 kernel: Call
Trace:<ffffffff80214f62>{kobject_get+18}
<ffffffff801c5a11>{sysfs_create_link+193}
Jan 11 05:25:13 dell-162 kernel:
<ffffffff8027e524>{class_device_add+436}
<ffffffff8027e754>{class_device_create+276}
Jan 11 05:25:13 dell-162 kernel:
<ffffffff80199ba8>{d_instantiate+136} <ffffffff8019a8f1>{dput+33}
Jan 11 05:25:13 dell-162 kernel:        <ffffffff801c5155>{create_dir+405}
<ffffffff8027f396>{kobj_map+102}
Jan 11 05:25:13 dell-162 kernel:        <ffffffff8018a590>{exact_lock+0}
<ffffffff80189fe0>{exact_match+0}
Jan 11 05:25:13 dell-162 kernel:
<ffffffff88189a20>{:ib_umad:ib_umad_add_one+432}
<ffffffff881095cc>{:ib_core:ib_register_client+124}
Jan 11 05:25:13 dell-162 kernel:
<ffffffff880f9090>{:ib_umad:ib_umad_init+144}
<ffffffff80152ae9>{sys_init_module+6553}
Jan 11 05:25:13 dell-162 kernel:
<ffffffff880f9000>{:ib_umad:ib_umad_init+0}
<ffffffff80217751>{__up_write+49}
Jan 11 05:25:13 dell-162 kernel:        <ffffffff8010dc5e>{system_call+126}
Jan 11 05:25:13 dell-162 kernel:
Jan 11 05:25:13 dell-162 kernel: Code: 8b 07 48 89 fb 85 c0 75 26 b9 20 00
00 00 48 c7 c2 bb c9 39
Jan 11 05:25:13 dell-162 kernel: RIP <ffffffff80215e41>{kref_get+1} RSP
<ffff81001ad53b68>
Jan 11 05:25:13 dell-162 kernel: CR2: 000000000e70010c
Jan 11 05:34:19 dell-162 sshd[12947]: Accepted keyboard-interactive/pam for
root from ::ffff:192.168.1.61 port 3821 ssh2


--
Ian Jiang
ianjiang.ict at gmail.com

Laboratory of Spatial Information Technology
Division of System Architecture
Institute of Computing Technology
Chinese Academy of Sciences
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