Result: 6 Warning(s)
i915_display_info5 igt_runner5 results5.json results5-xe-load.json guc_logs5.tar i915_display_info_post_exec5 serial_data5 boot5 dmesg5
| Detail | Value |
|---|---|
| Duration | unknown |
| Hostname |
shard-lnl-6 |
| Igt-Version |
IGT-Version: 2.4-g57ec10bc2 (x86_64) (Linux: 7.1.0-rc7-lgci-xe-xe-5218-0375ba98c1fdf69bc-debug+ x86_64) |
| Out |
Using IGT_SRANDOM=1780960725 for randomisation Opened device: /dev/dri/card1 Starting subtest: lot-of-buffers Subtest lot-of-buffers: SUCCESS (0.050s) This test caused an abort condition: Lockdep not active /proc/lockdep_stats contents: lock-classes: 2408 [max: 8192] dynamic-keys: 380 direct dependencies: 27854 [max: 524288] indirect dependencies: 243709 all direct dependencies: 572996 dependency chains: 46944 [max: 524288] dependency chain hlocks used: 218256 [max: 2621440] dependency chain hlocks lost: 0 in-hardirq chains: 389 in-softirq chains: 803 in-process chains: 45752 stack-trace entries: 311146 [max: 524288] number of stack traces: 14009 number of stack hash chains: 9381 combined max dependencies: 1461408792 hardirq-safe locks: 117 hardirq-unsafe locks: 1446 softirq-safe locks: 237 softirq-unsafe locks: 1343 irq-safe locks: 260 irq-unsafe locks: 1446 hardirq-read-safe locks: 3 hardirq-read-unsafe locks: 476 softirq-read-safe locks: 8 softirq-read-unsafe locks: 474 irq-read-safe locks: 8 irq-read-unsafe locks: 476 uncategorized locks: 384 unused locks: 1 max locking depth: 21 max bfs queue depth: 610 max lock class index: 2408 debug_locks: 0 zapped classes: 49 zapped lock chains: 5007 large chain blocks: 1 |
| Err |
Starting subtest: lot-of-buffers Subtest lot-of-buffers: SUCCESS (0.050s) |
| Dmesg |
<4> [396.893574] ffff888127b04540
<7> [396.907156] xe 0000:00:02.0: [drm:intel_power_well_disable [xe]] disabling DC_off
<4> [396.913013] (
<7> [396.918393] xe 0000:00:02.0: [drm:skl_enable_dc6 [xe]] Enabling DC6
<4> [396.923721] (wq_completion)xe-destroy-wq){+.+.}-{0:0}, at: touch_wq_lockdep_map+0x2b/0xc0
<4> [396.923738]
but task is already holding lock:
<4> [396.923740] ffff888127b04540
<7> [396.926656] xe 0000:00:02.0: [drm:gen9_set_dc_state.part.0 [xe]] Setting DC state from 00 to 02
<4> [396.934177] ((wq_completion)xe-destroy-wq){+.+.}-{0:0}, at: process_one_work+0x4c4/0x740
<4> [396.976237]
other info that might help us debug this:
<4> [396.976239] Possible unsafe locking scenario:
<4> [396.976240] CPU0
<4> [396.976241] ----
<4> [396.976241] lock((wq_completion)xe-destroy-wq);
<4> [396.976242] lock((wq_completion)xe-destroy-wq);
<4> [396.976243]
*** DEADLOCK ***
<4> [396.976243] May be due to missing lock nesting notation
<4> [396.976244] 2 locks held by kworker/6:40/6615:
<4> [396.976245] #0: ffff888127b04540 ((wq_completion)xe-destroy-wq){+.+.}-{0:0}, at: process_one_work+0x4c4/0x740
<4> [396.976249] #1: ffffc9000b7dbe30 ((work_completion)(&q->guc->destroy_async)){+.+.}-{0:0}, at: process_one_work+0x1f9/0x740
<4> [396.976252]
stack backtrace:
<4> [396.976258] CPU: 6 UID: 0 PID: 6615 Comm: kworker/6:40 Tainted: G U 7.1.0-rc7-lgci-xe-xe-5218-0375ba98c1fdf69bc-debug+ #1 PREEMPT(lazy)
<4> [396.976261] Tainted: [U]=USER
<4> [396.976263] Hardware name: Intel Corporation Lunar Lake Client Platform/LNL-M LP5 RVP1, BIOS LNLMFWI1.R00.3223.D99.2508051732 08/05/2025
<4> [396.976265] Workqueue: xe-destroy-wq __guc_exec_queue_destroy_async [xe]
<4> [396.976450] Call Trace:
<4> [396.976451] <TASK>
<4> [396.976454] dump_stack_lvl+0x91/0xf0
<4> [396.976461] dump_stack+0x10/0x20
<4> [396.976463] print_deadlock_bug+0x23f/0x320
<4> [396.976468] __lock_acquire+0x146e/0x2790
<4> [396.976469] ? __lock_acquire+0x43e/0x2790
<4> [396.976473] lock_acquire+0xc4/0x300
<4> [396.976474] ? touch_wq_lockdep_map+0x2b/0xc0
<4> [396.976476] ? lockdep_init_map_type+0x5c/0x270
<4> [396.976478] ? touch_wq_lockdep_map+0x2b/0xc0
<4> [396.976479] touch_wq_lockdep_map+0x41/0xc0
<4> [396.976480] ? touch_wq_lockdep_map+0x2b/0xc0
<4> [396.976481] __flush_workqueue+0x8d/0x4d0
<4> [396.976483] ? lock_release+0xd0/0x2b0
<4> [396.976488] drain_workqueue+0x9b/0x140
<4> [396.976490] guc_submit_sw_fini+0xbb/0x2d0 [xe]
<4> [396.976575] ? drm_managed_release+0xd1/0x170
<4> [396.976581] ? __pcs_replace_full_main+0x2a6/0x720
<4> [396.976587] ? drm_managed_release+0xd1/0x170
<4> [396.976588] ? kfree+0x23d/0x4d0
<4> [396.976591] drm_managed_release+0x8b/0x170
<4> [396.976592] drm_dev_put+0x69/0x90
<4> [396.976597] drm_gpuvm_free+0xc2/0x280 [drm_gpuvm]
<4> [396.976603] drm_gpuvm_put+0x48/0x80 [drm_gpuvm]
<4> [396.976606] __xe_exec_queue_free+0x79/0x210 [xe]
<4> [396.976680] xe_exec_queue_fini+0x33/0x60 [xe]
<4> [396.976750] __guc_exec_queue_destroy_async+0x57/0x110 [xe]
<4> [396.976828] process_one_work+0x239/0x740
<4> [396.976831] worker_thread+0x200/0x3f0
<4> [396.976833] ? __pfx_worker_thread+0x10/0x10
<4> [396.976835] kthread+0x10d/0x150
<4> [396.976838] ? __pfx_kthread+0x10/0x10
<4> [396.976839] ret_from_fork+0x3bd/0x470
<4> [396.976844] ? __pfx_kthread+0x10/0x10
<4> [396.976845] ret_from_fork_asm+0x1a/0x30
<4> [396.976851] </TASK>
<7> [397.014004] xe 0000:00:02.0: [drm:gsc_work [xe]] Tile0: GT1: GSC proxy init completed
<6> [397.238931] Console: switching to colour dummy device 80x25
<6> [397.244950] [IGT] xe_intel_bb: executing
<6> [397.257178] [IGT] xe_intel_bb: starting subtest lot-of-buffers
<6> [397.313185] [IGT] xe_intel_bb: finished subtest lot-of-buffers, SUCCESS
<7> [397.321835] xe 0000:00:02.0: [drm:intel_power_well_enable [xe]] enabling DC_off
<7> [397.329372] xe 0000:00:02.0: [drm:gen9_set_dc_state.part.0 [xe]] Setting DC state from 02 to 00
<7> [397.339967] xe 0000:00:02.0: [drm:drm_client_dev_restore] fbdev: ret=0
<6> [397.347452] [IGT] xe_intel_bb: exiting, ret=0
<6> [397.356606] Console: switching to colour frame buffer device 180x56
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