[LU-2047] kernel paging request in ldlm_server_glimpse_ast() Created: 28/Sep/12 Updated: 19/Apr/13 Resolved: 19/Apr/13 |
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| Status: | Resolved |
| Project: | Lustre |
| Component/s: | None |
| Affects Version/s: | Lustre 2.4.0 |
| Fix Version/s: | Lustre 2.4.0 |
| Type: | Bug | Priority: | Blocker |
| Reporter: | Johann Lombardi (Inactive) | Assignee: | Johann Lombardi (Inactive) |
| Resolution: | Fixed | Votes: | 0 |
| Labels: | None | ||
| Severity: | 3 |
| Rank (Obsolete): | 4276 |
| Description |
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Alex has reported the following crash: BUG: unable to handle kernel paging request at 00000000ffffff9d IP: [<ffffffffa0026e11>] ldlm_server_glimpse_ast+0x91/0x3b0 [ptlrpc] [<ffffffffa0001479>] ldlm_work_gl_ast_lock+0x79/0x260 [ptlrpc] [<ffffffffa0042516>] ptlrpc_set_wait+0x76/0x8c0 [ptlrpc] [<ffffffff8105042f>] ? __init_waitqueue_head+0x1f/0x40 [<ffffffffa02286c0>] ? cfs_waitq_init+0x10/0x20 [libcfs] [<ffffffffa0037890>] ? ptlrpc_prep_set+0x160/0x390 [ptlrpc] [<ffffffffa0006b7e>] ldlm_run_ast_work+0x14e/0x450 [ptlrpc] [<ffffffffa0026456>] ldlm_glimpse_locks+0x36/0xf0 [ptlrpc] [<ffffffffa07b1ec4>] filter_intent_policy+0x334/0x810 [obdfilter] The issue is that filter_intent_policy() should set gl_work.gl_desc to NULL as done in ofd_intent_policy. |
| Comments |
| Comment by Johann Lombardi (Inactive) [ 28/Sep/12 ] |
| Comment by Johann Lombardi (Inactive) [ 08/Oct/12 ] |
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Patch landed. |