[LU-898] When copy data to 2.1 cluster via 1.8 client, all 2.1 OSS servers panic.

• Type: Bug
• Resolution: Fixed
• Priority: Major
• Fix Version/s: Lustre 2.2.0
• Affects Version/s: Lustre 2.1.0
• Severity: 3
• Bugzilla ID: 622
• Assignee: Hongchao Zhang
• Reporter: Alexander Boyko

Description

crash> bt
PID: 4769 TASK: ffff81032a2f5860 CPU: 2 COMMAND: "ll_ost_118"
#0 [ffff81032a3bf3e0] crash_kexec at ffffffff800af8a7
#1 [ffff81032a3bf4a0] __die at ffffffff80065117
#2 [ffff81032a3bf4e0] do_page_fault at ffffffff8006748d
#3 [ffff81032a3bf5d0] error_exit at ffffffff8005dde9
[exception RIP: obd_export_nid2str]
RIP: ffffffff88580410 RSP: ffff81032a3bf688 RFLAGS: 00010212
RAX: 0000000100089f24 RBX: ffff810329b30620 RCX: 0000000000000000
RDX: 00000000ffffffff RSI: ffff810329b30620 RDI: 0000000000000000
RBP: 0000000200089f24 R8: 0000000000000000 R9: 0000000000000000
R10: ffff8103258ae840 R11: 0000000000000000 R12: 000000000000934b
R13: ffff810329b306f0 R14: 0000000000000000 R15: 0000000000000004
ORIG_RAX: ffffffffffffffff CS: 0010 SS: 0018
#4 [ffff81032a3bf688] ost_validate_obdo at ffffffff889f2113
#5 [ffff81032a3bf6f8] ost_rw_hpreq_lock_match at ffffffff889fc3d7
#6 [ffff81032a3bf768] ldlm_server_blocking_ast at ffffffff886683a5
#7 [ffff81032a3bf7c8] ost_blocking_ast at ffffffff889ff9f5
#8 [ffff81032a3bf868] ldlm_work_bl_ast_lock at ffffffff88640257
#9 [ffff81032a3bf908] ldlm_run_ast_work at ffffffff8863d149
#10 [ffff81032a3bf978] ldlm_process_extent_lock at ffffffff88656d24
#11 [ffff81032a3bfa38] ldlm_lock_enqueue at ffffffff8864281e
#12 [ffff81032a3bfad8] ldlm_handle_enqueue0 at ffffffff88660755
#13 [ffff81032a3bfb58] ldlm_handle_enqueue at ffffffff88660dbf
#14 [ffff81032a3bfb88] ost_handle at ffffffff88a04c24
#15 [ffff81032a3bfd28] ptlrpc_server_handle_request at ffffffff8868f3c7
#16 [ffff81032a3bfe78] ptlrpc_main at ffffffff886936be
#17 [ffff81032a3bff48] kernel_thread at ffffffff8005dfb1

Issue Links

• Trackbacks: Changelog 2.2 version 2.2.0 Support for networks: o2iblnd OFED 1.5.4 Server support for kernels: 2.6.32220.4.2.el6 (RHEL6) Client support for unpatched kernels: 2.6.18274.18.1.el5 (RHEL5) 2.6.32220.4.2.el6 (RHEL6) 2.6.32.360....