[LU-626] Obdfilter-survey test 2a oops.

Wed, 24 Aug 2011 09:59:24 +0000

While running obdfilter-survey test number 2a the client node running the script Oops. The test then just hangs and never completes. Here is the oops

spoon01: kernel: Oops 0002 [1] SMP
last sysfs file: /devices/pci0000:00/0000:00:00.0/local_cpus
CPU 6
Modules linked in: obdecho(U) llite_lloop(U) lustre(U) obdfilter(U) ost(U) osd_ldiskfs(U) cmm(U) fsfilt_ldiskfs(U) mdt(U) mdd(U) mds(U) mgs(U) ldiskfs(U) mgc(U) lov(U) osc(U) mdc(U) lmv(U) fid(U) fld(U) lquota(U) ko2iblnd(U) ptlrpc(U) obdclass(U) lvfs(U) ksocklnd(U) lnet(U) libcfs(U) exportfs jbd2 jbd crc16 ipmi_si dell_rbu autofs4 ib_srp(U) ipmi_devintf ipmi_msghandler be2iscsi iscsi_tcp bnx2i cnic uio libiscsi_tcp libiscsi2 scsi_transport_iscsi2 scsi_transport_iscsi rdma_ucm(U) ib_sdp(U) rdma_cm(U) iw_cm(U) ib_addr(U) ib_ipoib(U) ipoib_helper(U) ib_cm(U) ib_sa(U) ipv6 xfrm_nalgo crypto_api ib_uverbs(U) ib_umad(U) iw_nes(U) iw_cxgb3(U) cxgb3(U) ib_qib(U) dca mlx4_ib(U) mlx4_en(U) mlx4_core(U) ib_mthca(U) ib_mad(U) ib_core(U) dm_mirror dm_log dm_multipath scsi_dh scsi_mod dm_mod video backlight sbs power_meter hwmon i2c_ec i2c_core dell_wmi wmi button battery asus_acpi acpi_memhotplug ac parport_pc lp parport shpchp i7core_edac ehci_hcd pcspkr uhci_hcd edac_mc tpm_tis tpm tp
m_bios serio_raw nfs nfs_acl lockd fscache sunrpc bnx2
Pid: 20166, comm: lctl Tainted: G 2.6.18-238.19.1.el5.head #1
RIP: 0010:[<ffffffff888c71b2>] [<ffffffff888c71b2>] :ptlrpc:client_connect_import+0x212/0x4c0
RSP: 0018:ffff81012488b9f8 EFLAGS: 00010286
RAX: 914c60e4bb91c86d RBX: ffff810148186378 RCX: 0000000000000007
RDX: ffffc200102e8a40 RSI: ffff810148186728 RDI: 0000000000000000
RBP: ffff81012488ba88 R08: 0000000000000000 R09: 0000000000000000
R10: ffff810148f6d800 R11: 0000000000000248 R12: ffff810148186868
R13: 0000000000000000 R14: 0000000000000000 R15: ffff81012f9b0568
FS: 00002b97687a56e0(0000) GS:ffff8101afc570c0(0000) knlGS:0000000000000000
CS: 0010 DS: 0000 ES: 0000 CR0: 0000000080050033
CR2: 0000000000000058 CR3: 000000014b519000 CR4: 00000000000006e0
Process lctl (pid: 20166, threadinfo ffff81012488a000, task ffff810192c96860)
Stack: ffff810100000000 ffffffff8889b360 0000000000001828 ffff81017f70c480
ffff81014ab5aae0 ffff81012488bbc8 ffff81012488ba58 0000000000000246
0000000000000000 ffff81013afa8bc0 914c60e4bb91c86d 00000000000000c0
Call Trace:
[<ffffffff88ee9f3d>] :obdecho:echo_device_alloc+0xf2d/0x1820
[<ffffffff888321f1>] :obdclass:keys_fill+0x51/0x100
[<ffffffff8881783b>] :obdclass:class_setup+0x83b/0xd00
[<ffffffff800d67db>] zone_statistics+0x70/0x75
[<ffffffff8000ac8f>] get_page_from_freelist+0x35f/0x421
[<ffffffff887fc15c>] :obdclass:class_name2dev+0x4c/0xc0
[<ffffffff8881aa98>] :obdclass:class_process_config+0x1e38/0x32e0
[<ffffffff8871d6fb>] :libcfs:cfs_alloc+0x2b/0x60
[<ffffffff887e5dfb>] :obdclass:obd_ioctl_getdata+0x55b/0xff0
[<ffffffff887f9018>] :obdclass:class_handle_ioctl+0x8d8/0x21c0
[<ffffffff80008dea>] __handle_mm_fault+0x653/0x1100
[<ffffffff887e55ac>] :obdclass:obd_class_ioctl+0x19c/0x230
[<ffffffff800aaf99>] up_read+0x9/0xb
[<ffffffff8006b572>] do_page_fault+0x4fb/0x8b8
[<ffffffff80044505>] do_ioctl+0x2a/0x77
[<ffffffff800318d5>] vfs_ioctl+0x450/0x4b1
[<ffffffff8002a13d>] do_sigaction+0x15c/0x1ab
[<ffffffff8004f0f8>] sys_ioctl+0x5f/0x82
[<ffffffff80061116>] system_call+0x7e/0x83

Code: 49 89 45 58 e8 d5 cb 05 00 85 c0 41 89 c6 74 59 f6 05 9b 86
RIP [<ffffffff888c71b2>] :ptlrpc:client_connect_import+0x212/0x4c0
RSP <ffff81012488b9f8>
CR2: 0000000000000058
<0>Kernel panic - not syncing: Fatal exception

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[LU-626] Obdfilter-survey test 2a oops.