Details
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Bug
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Resolution: Fixed
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Minor
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None
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None
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3
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9223372036854775807
Description
pga[i] can be uninitialized.It happens after following code pathin osc_build_rpc():
OBD_SLAB_ALLOC_PTR_GFP(oa, osc_obdo_kmem, GFP_NOFS); if (oa == NULL) GOTO(out, rc = -ENOMEM);
#8 [ffffc90000d17838] osc_io_unplug0 at ffffffffa07d9eb9 [osc] #9 [ffffc90000d17918] osc_cache_writeback_range at ffffffffa07dfd6e [osc] #10 [ffffc90000d179f0] osc_io_fsync_start at ffffffffa07cd0eb [osc] #11 [ffffc90000d17a38] cl_io_start at ffffffffa0537981 [obdclass] #12 [ffffc90000d17a68] lov_io_call at ffffffffa0823118 [lov] #13 [ffffc90000d17aa0] lov_io_start at ffffffffa0823c06 [lov] #14 [ffffc90000d17ac0] cl_io_start at ffffffffa0537981 [obdclass] #15 [ffffc90000d17af0] cl_io_loop at ffffffffa053a988 [obdclass] #16 [ffffc90000d17b30] cl_sync_file_range at ffffffffa09027e7 [lustre] #17 [ffffc90000d17b80] ll_writepages at ffffffffa0925ff6 [lustre] #18 [ffffc90000d17bb8] do_writepages at ffffffff811fc0db #19 [ffffc90000d17c28] __writeback_single_inode at ffffffff812b6c89 #20 [ffffc90000d17c70] writeback_sb_inodes at ffffffff812b7144 #21 [ffffc90000d17d10] __writeback_inodes_wb at ffffffff812b73c7 #22 [ffffc90000d17d58] wb_writeback at ffffffff812b7675 #23 [ffffc90000d17de8] wb_workfn at ffffffff812b9c8a #24 [ffffc90000d17e80] process_one_work at ffffffff8109ac98 #25 [ffffc90000d17ec8] worker_thread at ffffffff8109b887 #26 [ffffc90000d17f08] kthread at ffffffff810a25a0 #27 [ffffc90000d17f50] ret_from_fork at ffffffff8180021a