igt@syncobj_timeline@.* - dmesg-warn - WARNING: .* at drivers/dma-buf/dma-fence-chain.c:\d+ dma_fence_chain_init
<6> [336.740037] Console: switching to colour dummy device 80x25
<6> [336.743147] [IGT] syncobj_timeline: executing
<6> [336.756631] [IGT] syncobj_timeline: starting subtest transfer-timeline-point
<4> [336.763730] ------------[ cut here ]------------
<4> [336.763749] WARNING: CPU: 1 PID: 1322 at drivers/dma-buf/dma-fence-chain.c:263 dma_fence_chain_init+0xe3/0xf0
<4> [336.763760] Modules linked in: vgem drm_shmem_helper fuse snd_hda_codec_hdmi snd_hda_codec_realtek snd_hda_codec_generic ledtrig_audio mei_hdcp btusb btrtl btbcm btintel i915 bluetooth ecdh_generic ecc x86_pkg_temp_thermal coretemp crct10dif_pclmul crc32_pclmul snd_hda_intel ghash_clmulni_intel snd_intel_dspcfg snd_hda_codec snd_hwdep i2c_i801 r8169 snd_hda_core i2c_smbus drm_buddy realtek mei_me ttm snd_pcm mei drm_dp_helper drm_kms_helper syscopyarea sysfillrect sysimgblt fb_sys_fops prime_numbers pinctrl_geminilake
<4> [336.763874] CPU: 1 PID: 1322 Comm: syncobj_timelin Not tainted 5.17.0-rc3-CI-CI_DRM_11200+ #1
<4> [336.763879] Hardware name: Intel Corporation NUC7CJYH/NUC7JYB, BIOS JYGLKCPX.86A.0027.2018.0125.1347 01/25/2018
<4> [336.763883] RIP: 0010:dma_fence_chain_init+0xe3/0xf0
<4> [336.763888] Code: e3 ff ff 48 89 c1 48 8b 43 28 49 39 c4 4c 0f 42 e0 eb bc 4c 39 e2 0f 92 c0 eb a8 bf 01 00 00 00 e8 a2 e3 ff ff 48 89 c1 eb a5 <0f> 0b eb c0 45 31 ed e9 42 ff ff ff 90 55 48 89 e5 41 57 49 89 ff
<4> [336.763892] RSP: 0018:ffffc900008ebd18 EFLAGS: 00010246
<4> [336.763898] RAX: 0000000000000001 RBX: ffff88811d1b5ce8 RCX: 0000000000000000
<4> [336.763901] RDX: 0000000000000002 RSI: ffffffff822e1628 RDI: ffffffff8233afd7
<4> [336.763928] RBP: ffff88811d1b58c8 R08: 0000000000000003 R09: 0000000000000000
<4> [336.763932] R10: 0000000000000001 R11: 00000000fe42b5a3 R12: 0000000000000003
<4> [336.763935] R13: ffff88811d1b5ce8 R14: ffff88811d1b5ce8 R15: ffff88811d1b5940
<4> [336.763938] FS: 00007f0436242c00(0000) GS:ffff888277c80000(0000) knlGS:0000000000000000
<4> [336.763942] CS: 0010 DS: 0000 ES: 0000 CR0: 0000000080050033
<4> [336.763945] CR2: 00007ff976906b88 CR3: 000000010fe76000 CR4: 0000000000350ee0
<4> [336.763949] Call Trace:
<4> [336.763952] <TASK>
<4> [336.763960] drm_syncobj_add_point+0x191/0x370
<4> [336.763973] drm_syncobj_transfer_ioctl+0x154/0x1b0
<4> [336.763981] ? drm_syncobj_fd_to_handle_ioctl+0x320/0x320
<4> [336.763986] drm_ioctl_kernel+0xac/0x140
<4> [336.763998] drm_ioctl+0x201/0x3d0
<4> [336.764006] ? drm_syncobj_fd_to_handle_ioctl+0x320/0x320
<4> [336.764029] __x64_sys_ioctl+0x6a/0xa0
<4> [336.764039] do_syscall_64+0x37/0xb0
<4> [336.764047] entry_SYSCALL_64_after_hwframe+0x44/0xae
<4> [336.764053] RIP: 0033:0x7f0438dcc50b
<4> [336.764057] Code: 0f 1e fa 48 8b 05 85 39 0d 00 64 c7 00 26 00 00 00 48 c7 c0 ff ff ff ff c3 66 0f 1f 44 00 00 f3 0f 1e fa b8 10 00 00 00 0f 05 <48> 3d 01 f0 ff ff 73 01 c3 48 8b 0d 55 39 0d 00 f7 d8 64 89 01 48
<4> [336.764061] RSP: 002b:00007fff5c3537d8 EFLAGS: 00000246 ORIG_RAX: 0000000000000010
<4> [336.764067] RAX: ffffffffffffffda RBX: 0000000000000007 RCX: 00007f0438dcc50b
<4> [336.764070] RDX: 00007fff5c353810 RSI: 00000000c02064cc RDI: 0000000000000005
<4> [336.764073] RBP: 00007fff5c353810 R08: 0000000000000002 R09: 0000000000000000
<4> [336.764076] R10: 00007f043910fd8c R11: 0000000000000246 R12: 00000000c02064cc
<4> [336.764079] R13: 0000000000000005 R14: 00007fff5c353a9c R15: 0000000000000005
<4> [336.764098] </TASK>
<4> [336.764101] irq event stamp: 42053
<4> [336.764104] hardirqs last enabled at (42059): [<ffffffff811316d2>] __up_console_sem+0x62/0x70
<4> [336.764111] hardirqs last disabled at (42064): [<ffffffff811316b7>] __up_console_sem+0x47/0x70
<4> [336.764116] softirqs last enabled at (41886): [<ffffffff81e0032d>] __do_softirq+0x32d/0x493
<4> [336.764122] softirqs last disabled at (41875): [<ffffffff810b90a6>] irq_exit_rcu+0xa6/0xe0
<4> [336.764127] ---[ end trace 0000000000000000 ]---
<6> [336.770185] [IGT] syncobj_timeline: exiting, ret=0
<6> [336.777109] Console: switching to colour frame buffer device 240x67