Details
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Bug
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Resolution: Fixed
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Blocker
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Lustre 2.2.0, Lustre 2.3.0, Lustre 2.4.0
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None
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3
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4267
Description
07:37:50:Lustre: DEBUG MARKER: == sanity test 154: Open-by-FID == 07:37:50 (1347115070)
07:37:50:BUG: unable to handle kernel NULL pointer dereference at 0000000000000348
07:37:50:IP: [<ffffffffa0b98c0a>] osd_xattr_get+0xaa/0x2b0 [osd_ldiskfs]
07:37:50:PGD 0
07:37:50:Oops: 0000 1 SMP
07:37:50:last sysfs file: /sys/devices/system/cpu/possible
07:37:50:CPU 0
07:37:50:Modules linked in: nfs fscache cmm(U) osd_ldiskfs(U) mdt(U) mdd(U) mds(U) fsfilt_ldiskfs(U) mgs(U) mgc(U) lustre(U) lquota(U) lov(U) osc(U) mdc(U) fid(U) fld(U) ksocklnd(U) ptlrpc(U) obdclass(U) lnet(U) lvfs(U) libcfs(U) ldiskfs(U) jbd2 nfsd lockd nfs_acl auth_rpcgss exportfs autofs4 sunrpc ib_ipoib rdma_ucm ib_ucm ib_uverbs ib_umad rdma_cm ib_cm iw_cm ib_addr ipv6 ib_sa ib_mad ib_core microcode virtio_balloon 8139too 8139cp mii i2c_piix4 i2c_core ext3 jbd mbcache virtio_blk virtio_pci virtio_ring virtio pata_acpi ata_generic ata_piix dm_mirror dm_region_hash dm_log dm_mod [last unloaded: llog_test]
07:37:50:
07:37:50:Pid: 13736, comm: mdt_02 Not tainted 2.6.32-220.4.2.el6_lustre.x86_64 #1 Red Hat KVM
07:37:50:RIP: 0010:[<ffffffffa0b98c0a>] [<ffffffffa0b98c0a>] osd_xattr_get+0xaa/0x2b0 [osd_ldiskfs]
07:37:50:RSP: 0018:ffff88005a193a90 EFLAGS: 00010246
07:37:50:RAX: 0000000000000000 RBX: ffffffffffffff08 RCX: 0000000000000000
07:37:50:RDX: ffffffffa0ba0260 RSI: ffffffffa0593416 RDI: ffff880063334680
07:37:50:RBP: ffff88005a193ae0 R08: fffffffffffffffe R09: 00000000fffffffe
07:37:50:R10: 0000000000000000 R11: 0000000000000004 R12: ffff88005a193b08
07:37:50:R13: ffff88007b73ba00 R14: 0000000000000000 R15: ffffffffa0593406
07:37:50:FS: 00007f6eda7a6700(0000) GS:ffff880002200000(0000) knlGS:0000000000000000
07:37:50:CS: 0010 DS: 0000 ES: 0000 CR0: 000000008005003b
07:37:50:CR2: 0000000000000348 CR3: 000000003781e000 CR4: 00000000000006f0
07:37:50:DR0: 0000000000000000 DR1: 0000000000000000 DR2: 0000000000000000
07:37:50:DR3: 0000000000000000 DR6: 00000000ffff0ff0 DR7: 0000000000000400
07:37:50:Process mdt_02 (pid: 13736, threadinfo ffff88005a192000, task ffff88007d3bcb40)
07:37:50:Stack:
07:37:50: ffff8800628bcb00 ffff880071f6f000 fffffffffffffffe ffff880063334680
07:37:50:<0> ffffffffa0af03d0 ffff880063334780 ffff8800628bc800 ffff8800628bca50
07:37:50:<0> ffff88005b3ef050 ffff88005a193c70 ffff88005a193b10 ffffffffa0572d80
07:37:50:Call Trace:
07:37:50: [<ffffffffa0af03d0>] ? mdt_blocking_ast+0x0/0x210 [mdt]
07:37:50: [<ffffffffa0572d80>] dt_version_get+0x50/0x150 [obdclass]
07:37:50: [<ffffffffa0b074bf>] mdt_obj_version_get+0x6f/0x1c0 [mdt]
07:37:50: [<ffffffffa0b0801f>] mdt_version_get_check_save+0x2f/0xf0 [mdt]
07:37:50: [<ffffffffa0b0a000>] mdt_reint_rename+0x290/0x1bc0 [mdt]
07:37:50: [<ffffffffa06a2670>] ? ldlm_blocking_ast+0x0/0x130 [ptlrpc]
07:37:50: [<ffffffffa06a3820>] ? ldlm_completion_ast+0x0/0x6d0 [ptlrpc]
07:37:50: [<ffffffffa044e18e>] ? upcall_cache_get_entry+0x29e/0x80c [libcfs]
07:37:50: [<ffffffffa06c5834>] ? lustre_msg_add_version+0x74/0xd0 [ptlrpc]
07:37:50: [<ffffffffa0b06e7b>] mdt_reint_rec+0x4b/0xa0 [mdt]
07:37:50: [<ffffffffa0aff069>] mdt_reint_internal+0x479/0x7b0 [mdt]
07:37:50: [<ffffffffa0aff3ee>] mdt_reint+0x4e/0xb0 [mdt]
07:37:50: [<ffffffffa0af5b9d>] mdt_handle_common+0x74d/0x1400 [mdt]
07:37:50: [<ffffffffa0af6925>] mdt_regular_handle+0x15/0x20 [mdt]
07:37:50: [<ffffffffa06d2011>] ptlrpc_server_handle_request+0x3c1/0xcb0 [ptlrpc]
07:37:50: [<ffffffffa043b3ee>] ? cfs_timer_arm+0xe/0x10 [libcfs]
07:37:50: [<ffffffffa0445e19>] ? lc_watchdog_touch+0x79/0x110 [libcfs]
07:37:50: [<ffffffffa06cc0e2>] ? ptlrpc_wait_event+0xb2/0x2c0 [ptlrpc]
07:37:50: [<ffffffff810519c3>] ? __wake_up+0x53/0x70
07:37:50: [<ffffffffa06d301f>] ptlrpc_main+0x71f/0x1210 [ptlrpc]
07:37:50: [<ffffffffa06d2900>] ? ptlrpc_main+0x0/0x1210 [ptlrpc]
07:37:50: [<ffffffff8100c14a>] child_rip+0xa/0x20
07:37:50: [<ffffffffa06d2900>] ? ptlrpc_main+0x0/0x1210 [ptlrpc]
07:37:50: [<ffffffffa06d2900>] ? ptlrpc_main+0x0/0x1210 [ptlrpc]
07:37:50: [<ffffffff8100c140>] ? child_rip+0x0/0x20
07:37:50:Code: f6 05 de 18 8c ff 02 48 8b 40 58 c7 05 44 2d 01 00 02 00 00 00 74 0d f6 05 c3 18 8c ff 04 0f 85 0d 01 00 00 48 8d 98 08 ff ff ff <48> 8b 83 40 04 00 00 49 89 04 24 b8 08 00 00 00 e9 91 00 00 00
07:37:50:RIP [<ffffffffa0b98c0a>] osd_xattr_get+0xaa/0x2b0 [osd_ldiskfs]
07:37:50: RSP <ffff88005a193a90>
07:37:50:CR2: 0000000000000348
07:37:50:--[ end trace 80594c98298f3cc4 ]--
07:37:50:Kernel panic - not syncing: Fatal exception