Details
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Bug
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Resolution: Fixed
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Major
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Lustre 2.8.0
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Lustre 2.8.0 + llnl patches, both client and server
TOSS 2 (RHEL 6.7 based)
Kernel 2.6.32-573.22.1.1chaos.ch5.4.x86_64
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3
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9223372036854775807
Description
Client crashes during sys_creat() call on LBUG.
LustreError: 12025:0:(lov_object.c:278:lov_init_raid0()) ASSERTION( subdev != NULL ) failed: not init ost 0 LustreError: 12025:0:(lov_object.c:278:lov_init_raid0()) LBUG Pid: 12025, comm: mdtest Call Trace: [<ffffffffa04a48d5>] libcfs_debug_dumpstack+0x55/0x80 [libcfs] [<ffffffffa04a4ed7>] lbug_with_loc+0x47/0xb0 [libcfs] [<ffffffffa0dcc729>] lov_init_raid0+0xde9/0x1140 [lov] [<ffffffffa0dc9394>] lov_object_init+0x124/0x300 [lov] [<ffffffffa09347ec>] ? lu_object_add+0x2c/0x30 [obdclass] [<ffffffffa09371a8>] lu_object_alloc+0xd8/0x320 [obdclass] [<ffffffffa093851d>] lu_object_find_try+0xcd/0x260 [obdclass] [<ffffffffa04b48d2>] ? cfs_hash_bd_add_locked+0x62/0x90 [libcfs] [<ffffffffa0938761>] lu_object_find_at+0xb1/0xe0 [obdclass] [<ffffffffa04b7f7a>] ? cfs_hash_find_or_add+0x9a/0x190 [libcfs] [<ffffffffa09387cf>] lu_object_find_slice+0x1f/0x80 [obdclass] [<ffffffffa093e455>] cl_object_find+0x55/0xc0 [obdclass] [<ffffffffa0e6929e>] cl_file_inode_init+0x22e/0x340 [lustre] [<ffffffffa0e368b4>] ll_update_inode+0x474/0x1d90 [lustre] [<ffffffffa0915765>] ? lprocfs_counter_add+0x165/0x1c0 [obdclass] [<ffffffffa0b01f35>] ? lustre_msg_buf+0x55/0x60 [ptlrpc] [<ffffffffa0b29372>] ? __req_capsule_get+0x162/0x6e0 [ptlrpc] [<ffffffffa0b29372>] ? __req_capsule_get+0x162/0x6e0 [ptlrpc] [<ffffffff812352a0>] ? security_inode_alloc+0x40/0x60 [<ffffffffa0e32cc9>] ? ll_lli_init+0x209/0x2a0 [lustre] [<ffffffffa0e3823d>] ll_read_inode2+0x6d/0x410 [lustre] [<ffffffffa0e4eceb>] ll_iget+0x12b/0x330 [lustre] [<ffffffffa0e3a0ed>] ll_prep_inode+0x5bd/0xc40 [lustre] [<ffffffffa0e536de>] ? ll_lookup_it+0x63e/0xda0 [lustre] [<ffffffffa0e546e8>] ll_create_nd+0x3b8/0xf20 [lustre] [<ffffffffa0e247c6>] ? ll_inode_permission+0x136/0x3e0 [lustre] [<ffffffff811a2b76>] vfs_create+0xe6/0x110 [<ffffffff811a626e>] do_filp_open+0xa8e/0xd20 [<ffffffff810f3a85>] ? call_rcu_sched+0x15/0x20 [<ffffffff812a07cd>] ? strncpy_from_user+0x5d/0xa0 [<ffffffff811b3572>] ? alloc_fd+0x92/0x160 [<ffffffff81190007>] do_sys_open+0x67/0x130 [<ffffffff8118fe6d>] ? filp_close+0x5d/0x90 [<ffffffff81190110>] sys_open+0x20/0x30 [<ffffffff81190135>] sys_creat+0x15/0x20 [<ffffffff8100b112>] system_call_fastpath+0x16/0x1b