[LU-11484] sanityn test_71a: OST crash in ofd_get_info_hdl

• Status: Open
• Project: Lustre
• Affects Version/s: Lustre 2.12.0
• Type: Bug
• Priority: Minor
• Reporter: Maloo
• Assignee: WC Triage
• Resolution: Unresolved
• Severity: 3

Description

This issue was created by maloo for Oleg Drokin <[e-mail]>

This issue relates to the following test suite run: https://testing.whamcloud.com/test_sets/33a76e66-cb0e-11e8-82f2-52540065bddc

test_71a failed with the following error:

trevis-23vm1 crashed during sanityn test_71a
[12225.669379] general protection fault: 0000 [#1] SMP 
[12225.669977] Modules linked in: dm_flakey osp(OE) ofd(OE) lfsck(OE) ost(OE) mgc(OE) osd_ldiskfs(OE) lquota(OE) fid(OE) fld(OE) ksocklnd(OE) ptlrpc(OE) obdclass(OE) lnet(OE) ldiskfs(OE) libcfs(OE) rpcsec_gss_krb5 auth_rpcgss nfsv4 dns_resolver nfs lockd grace fscache rpcrdma ib_isert iscsi_target_mod ib_iser libiscsi scsi_transport_iscsi ib_srpt target_core_mod crc_t10dif crct10dif_generic ib_srp scsi_transport_srp scsi_tgt ib_ipoib rdma_ucm ib_ucm ib_uverbs ib_umad rdma_cm ib_cm iw_cm ib_core sunrpc dm_mod iosf_mbi crc32_pclmul ghash_clmulni_intel ppdev aesni_intel lrw gf128mul glue_helper ablk_helper cryptd pcspkr parport_pc joydev virtio_balloon i2c_piix4 parport i2c_core ip_tables ata_generic pata_acpi ext4 mbcache jbd2 ata_piix crct10dif_pclmul crct10dif_common libata crc32c_intel 8139too virtio_blk
[12225.678055]  8139cp virtio_pci serio_raw floppy virtio_ring virtio mii [last unloaded: dm_flakey]
[12225.678940] CPU: 0 PID: 6354 Comm: ll_ost00_010 Kdump: loaded Tainted: G           OE  ------------   3.10.0-862.9.1.el7_lustre.x86_64 #1
[12225.680084] Hardware name: Red Hat KVM, BIOS 0.5.1 01/01/2011
[12225.680624] task: ffff917839ca1fa0 ti: ffff91783615c000 task.ti: ffff91783615c000
[12225.681330] RIP: 0010:[<ffffffffc0f4e962>]  [<ffffffffc0f4e962>] ofd_get_info_hdl+0x182/0x10f0 [ofd]
[12225.682243] RSP: 0018:ffff91783615fc58  EFLAGS: 00010206
[12225.682754] RAX: 18d1c01d7891ffff RBX: ffff91782f1bf400 RCX: 0000000000025ec4
[12225.683422] RDX: 0000000000025ec3 RSI: ffff917833dde0c8 RDI: ffff9177f6280b00
[12225.684093] RBP: ffff91783615fcc0 R08: 000034d080001a70 R09: ffff91781f3241e0
[12225.684764] R10: ffffc648bfc01a70 R11: fffffc4a81cf7780 R12: ffff91782f1b00c8
[12225.685431] R13: 00000000fffffffe R14: 00000000000000f8 R15: ffff91782f1b00e8
[12225.686110] FS:  0000000000000000(0000) GS:ffff91783fc00000(0000) knlGS:0000000000000000
[12225.686871] CS:  0010 DS: 0000 ES: 0000 CR0: 0000000080050033
[12225.687416] CR2: 00007f1933396000 CR3: 0000000078950000 CR4: 00000000000606f0
[12225.688093] Call Trace:
[12225.688564]  [<ffffffffc0c46f3a>] tgt_request_handle+0xaea/0x1580 [ptlrpc]
[12225.689263]  [<ffffffffc07abf37>] ? libcfs_debug_msg+0x57/0x80 [libcfs]
[12225.689945]  [<ffffffffc0bedacb>] ptlrpc_server_handle_request+0x24b/0xab0 [ptlrpc]
[12225.690694]  [<ffffffff8c2c52ab>] ? __wake_up_common+0x5b/0x90
[12225.691286]  [<ffffffffc0bf12ec>] ptlrpc_main+0xafc/0x1fb0 [ptlrpc]
[12225.691900]  [<ffffffff8c2c9e50>] ? finish_task_switch+0x50/0x170
[12225.692505]  [<ffffffffc0bf07f0>] ? ptlrpc_register_service+0xe90/0xe90 [ptlrpc]
[12225.693222]  [<ffffffff8c2bb621>] kthread+0xd1/0xe0
[12225.693698]  [<ffffffff8c2bb550>] ? insert_kthread_work+0x40/0x40
[12225.694292]  [<ffffffff8c9205f7>] ret_from_fork_nospec_begin+0x21/0x21
[12225.694926]  [<ffffffff8c2bb550>] ? insert_kthread_work+0x40/0x40
[12225.695521] Code: 48 c7 c7 20 e2 f7 c0 31 c0 41 bd a1 ff ff ff e8 95 d5 85 ff 4c 8b a3 88 00 00 00 48 8b 5b 10 48 8b 83 00 01 00 00 48 85 c0 74 3e <48> 8b b8 00 0f 00 00 48 85 ff 74 1b ba 01 00 00 00 be 09 00 00 
[12225.698548] RIP  [<ffffffffc0f4e962>] ofd_get_info_hdl+0x182/0x10f0 [ofd]

VVVVVVV DO NOT REMOVE LINES BELOW, Added by Maloo for auto-association VVVVVVV
sanityn test_71a - trevis-23vm1 crashed during sanityn test_71a