[ 756.853670] LustreError: 25456:0:(lov_object.c:595:lov_layout_change()) ASSERTION( list_empty(&hdr->coh_locks) ) failed:
[ 756.854210] LustreError: 25456:0:(lov_object.c:595:lov_layout_change()) LBUG
[ 756.854498] Pid: 25456, comm: ll_sa_25403
[ 756.854724]
[ 756.854725] Call Trace:
[ 756.855090] [<ffffffffa0449915>] libcfs_debug_dumpstack+0x55/0x80 [libcfs]
[ 756.855355] [<ffffffffa0449f17>] lbug_with_loc+0x47/0xb0 [libcfs]
[ 756.855617] [<ffffffffa0a711af>] lov_layout_change+0x2df/0x350 [lov]
[ 756.855874] [<ffffffffa0a714b7>] lov_conf_set+0x297/0x6a0 [lov]
[ 756.856124] [<ffffffffa045a401>] ? libcfs_debug_msg+0x41/0x50 [libcfs]
[ 756.856384] [<ffffffffa04629eb>] ? cfs_hash_add_unique+0x1b/0x40 [libcfs]
[ 756.856807] [<ffffffffa061ad08>] cl_conf_set+0x58/0x100 [obdclass]
[ 756.857073] [<ffffffffa0dd71c8>] ll_layout_conf+0x78/0x250 [lustre]
[ 756.857334] [<ffffffffa0de62ea>] ll_layout_lock_set+0x40a/0xd30 [lustre]
[ 756.857599] [<ffffffffa0947320>] ? lmv_set_lock_data+0x100/0x480 [lmv]
[ 756.857862] [<ffffffffa0de73ef>] ll_layout_refresh+0x7df/0xd80 [lustre]
[ 756.858128] [<ffffffffa0e0a560>] ? ll_md_blocking_ast+0x0/0x720 [lustre]
[ 756.858411] [<ffffffffa0765370>] ? ldlm_completion_ast+0x0/0x950 [ptlrpc]
[ 756.858685] [<ffffffffa0e2d2ed>] vvp_io_fini+0xfd/0x1b0 [lustre]
[ 756.858939] [<ffffffffa0a7b7ad>] ? lov_io_fini+0x16d/0x3d0 [lov]
[ 756.859202] [<ffffffffa062c807>] cl_io_fini+0x77/0x260 [obdclass]
[ 756.859460] [<ffffffffa0e24985>] cl_glimpse_size0+0xc5/0x1d0 [lustre]
[ 756.859725] [<ffffffffa0e1cde2>] ll_agl_trigger+0xd2/0x350 [lustre]
[ 756.859983] [<ffffffffa0e233a7>] ll_statahead_thread+0x2d7/0xf40 [lustre]
[ 756.860245] [<ffffffff81057d60>] ? default_wake_function+0x0/0x20
[ 756.860501] [<ffffffffa0e230d0>] ? ll_statahead_thread+0x0/0xf40 [lustre]
[ 756.860776] [<ffffffff8100c14a>] child_rip+0xa/0x20
[ 756.861012] [<ffffffffa0e230d0>] ? ll_statahead_thread+0x0/0xf40 [lustre]
[ 756.861279] [<ffffffffa0e230d0>] ? ll_statahead_thread+0x0/0xf40 [lustre]
[ 756.861537] [<ffffffff8100c140>] ? child_rip+0x0/0x20
[ 756.861769]
[ 756.885413] Kernel panic - not syncing: LBUG