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  1. Lustre
  2. LU-622

Oops: RIP: libcfs:libcfs_debug_vmsg2+0x40b/0x9f0

    Details

    • Severity:
      3
    • Rank (Obsolete):
      4266

      Description

      While running conf-sanity test 36 on a single node, the following Oops occurred:

      Unable to handle kernel NULL pointer dereference at 0000000000000000 RIP: 
       [<ffffffff887e379b>] :libcfs:libcfs_debug_vmsg2+0x40b/0x9f0
      PGD 31bcee067 PUD 236062067 PMD 0 
      Oops: 0000 [1] SMP 
      last sysfs file: /block/sdb/queue/max_sectors_kb
      CPU 3 
      Modules linked in: 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) nfs(U) fscache(U) nfs_acl(U) exportfs(U) jbd2(U) crc16(U) autofs4(U) hidp(U) rfcomm(U) l2cap(U) bluetooth(U) lockd(U) sunrpc(U) cpufreq_ondemand(U) powernow_k8(U) freq_table(U) mperf(U) be2iscsi(U) iscsi_tcp(U) bnx2i(U) cnic(U) uio(U) cxgb3i(U) iw_cxgb3(U) cxgb3(U) libiscsi_tcp(U) ib_iser(U) libiscsi2(U) scsi_transport_iscsi2(U) scsi_transport_iscsi(U) ib_srp(U) rds(U) ib_sdp(U) ib_ipoib(U) ipoib_helper(U) ipv6(U) xfrm_nalgo(U) crypto_api(U) rdma_ucm(U) rdma_cm(U) ib_ucm(U) ib_uverbs(U) ib_umad(U) ib_cm(U) iw_cm(U) ib_addr(U) ib_sa(U) loop(U) dm_mirror(U) dm_multipath(U) scsi_dh(U) video(U) backlight(U) sbs(U) power_meter(U) i2c_ec(U) dell_wmi(U) wmi(U) button(U) battery(U) asus_acpi(U) acpi_memhotplug(U) ac(U) parport_pc(U) lp(U) parport(U) mlx4_ib(U) ib_mad(U) ib_core(U) mlx4_en(U) shpchp(U) igb(U) 8021q(U) sg(U) i2c_piix4(U) mlx4_core(U) i2c_core(U) k10temp(U) dca(U) pcspkr(U) hwmon(U) serio_raw(U) tpm_tis(U) tpm(U) tpm_bios(U) amd64_edac_mod(U) edac_mc(U) dm_raid45(U) dm_message(U) dm_region_hash(U) dm_log(U) dm_mod(U) dm_mem_cache(U) ahci(U) libata(U) sd_mod(U) scsi_mod(U) ext3(U) jbd(U) uhci_hcd(U) ohci_hcd(U) ehci_hcd(U)
      Pid: 30667, comm: mount.lustre Tainted: G      2.6.18-238.19.1.el5_lustre.g65156ed #1
      RIP: 0010:[<ffffffff887e379b>]  [<ffffffff887e379b>] :libcfs:libcfs_debug_vmsg2+0x40b/0x9f0
      RSP: 0018:ffff8100d0fc77a8  EFLAGS: 00010246
      RAX: 0000000000000000 RBX: 00000000000000a0 RCX: 0000000000001fff
      RDX: ffff810102f42600 RSI: 0000000000000000 RDI: ffffffff88fa6a4e
      RBP: ffff8100d5fce420 R08: ffff8100d80aedf8 R09: 00000000000003c9
      R10: ffff8100d5fce3e0 R11: 0000000000000020 R12: ffff81010c9a0180
      R13: 000000000000004a R14: 0000000000000055 R15: 0000000000000000
      FS:  00002acf763916e0(0000) GS:ffff8102239255c0(0000) knlGS:0000000000000000
      CS:  0010 DS: 0000 ES: 0000 CR0: 000000008005003b
      CR2: 0000000000000000 CR3: 000000031b441000 CR4: 00000000000006e0
      Process mount.lustre (pid: 30667, threadinfo ffff8100d0fc6000, task ffff81010b0ab100)
      Stack:  ffff8100d0fc7868 ffff8100d0fc77e8 000003c900000010 ffffffff88fa6a4e
       ffffffff88fabdc2 0000009f00000010 0000000000000055 0000000000000000
       0000000000000000 0000001000000080 4e53554600000003 0000000000098d66
      Call Trace:
       [<ffffffff800477e7>] sprintf+0x51/0x59
       [<ffffffff888d1738>] :obdclass:class_get_profile+0xf8/0x1a0
       [<ffffffff88f6d55a>] :lustre:ll_fill_super+0x148a/0x7770
       [<ffffffff888e79cf>] :obdclass:lustre_start_mgc+0x27cf/0x2860
       [<ffffffff888eec70>] :obdclass:lustre_fill_super+0x0/0x590
       [<ffffffff888ef012>] :obdclass:lustre_fill_super+0x3a2/0x590
       [<ffffffff800e6d2c>] get_sb_nodev+0x4f/0x97
       [<ffffffff888de6fc>] :obdclass:lustre_get_sb+0x1c/0x30
       [<ffffffff800e6604>] vfs_kern_mount+0x93/0x11a
       [<ffffffff800e66cd>] do_kern_mount+0x36/0x4d
       [<ffffffff800f0fd5>] do_mount+0x6a9/0x719
       [<ffffffff8000d044>] do_lookup+0x65/0x1e6
       [<ffffffff8002cc10>] mntput_no_expire+0x19/0x89
       [<ffffffff8000a81a>] __link_path_walk+0xf79/0xfb9
       [<ffffffff8002cc10>] mntput_no_expire+0x19/0x89
       [<ffffffff8000eb94>] link_path_walk+0xa6/0xb2
       [<ffffffff800ce765>] zone_statistics+0x3e/0x6d
       [<ffffffff8000f41e>] __alloc_pages+0x78/0x308
       [<ffffffff8004c757>] sys_mount+0x8a/0xcd
       [<ffffffff8005d28d>] tracesys+0xd5/0xe0
      
      
      Code: 48 8b 06 8b 4d 18 48 83 e0 fc 48 29 c2 48 b8 b7 6d db b6 6d 
      RIP  [<ffffffff887e379b>] :libcfs:libcfs_debug_vmsg2+0x40b/0x9f0
       RSP <ffff8100d0fc77a8>
      CR2: 0000000000000000
       <0>Kernel panic - not syncing: Fatal exception
      

      Maloo report: https://maloo.whamcloud.com/test_sets/97f5748e-cd5b-11e0-8d02-52540025f9af

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              • Assignee:
                bobijam Zhenyu Xu
                Reporter:
                yujian Jian Yu
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                Dates

                • Created:
                  Updated:
                  Resolved: