[Bug 101623] [IGT][BDW] kms_frontbuffer_tracking at fbc-*draw* has inconsistent results
bugzilla-daemon at freedesktop.org
bugzilla-daemon at freedesktop.org
Tue Aug 29 07:12:07 UTC 2017
https://bugs.freedesktop.org/show_bug.cgi?id=101623
--- Comment #15 from Marta Löfstedt <marta.lofstedt at intel.com> ---
While spinning a testlist with all kms_frontbuffer_tracking tests. I can no
longer reproduce the "FBC disabled" issue on BDW NUCi5 with drm-tip
git at ee53909d971
Instead I hit:
[ 2739.847719] WARN_ON(fbc->active)
[ 2739.847795] ------------[ cut here ]------------
[ 2739.847884] WARNING: CPU: 2 PID: 25732 at
drivers/gpu/drm/i915/intel_fbc.c:1173 __intel_fbc_disable+0xdf/0x110 [i915]
[ 2739.847886] Modules linked in: rfcomm bnep arc4 iwlmvm binfmt_misc
nls_iso8859_1 intel_rapl x86_pkg_temp_thermal intel_powerclamp mac80211
coretemp crct10dif_pclmul crc32_pclmul ghash_clmulni_intel pcbc aesni_intel
aes_x86_64 crypto_simd cryptd glue_helper iwlwifi intel_cstate
snd_hda_codec_realtek intel_rapl_perf snd_soc_rt5640 snd_hda_codec_hdmi
snd_hda_codec_generic snd_soc_rl6231 snd_soc_ssm4567 snd_soc_core cfg80211
snd_hda_intel btusb btrtl btbcm snd_hda_codec btintel snd_compress snd_hwdep
bluetooth snd_hda_core input_leds snd_seq lpc_ich ir_rc6_decoder snd_pcm
ecdh_generic mei_me shpchp snd_seq_device mei snd_timer rc_rc6_mce
ir_lirc_codec lirc_dev snd acpi_als nuvoton_cir snd_soc_sst_acpi rc_core
elan_i2c snd_soc_sst_match kfifo_buf dw_dmac dw_dmac_core industrialio 8250_dw
spi_pxa2xx_platform
[ 2739.847959] acpi_pad soundcore mac_hid parport_pc ppdev lp parport
ip_tables x_tables autofs4 i915 hid_generic usbhid i2c_algo_bit drm_kms_helper
syscopyarea sysfillrect sysimgblt fb_sys_fops drm e1000e ptp ahci libahci
pps_core video sdhci_acpi i2c_hid sdhci hid
[ 2739.847997] CPU: 2 PID: 25732 Comm: kms_frontbuffer Tainted: G U W
4.13.0-rc6+ #41
[ 2739.847999] Hardware name: /NUC5i5RYB, BIOS
RYBDWi35.86A.0365.2017.0704.1050 07/04/2017
[ 2739.848002] task: ffff8e428b314500 task.stack: ffffa86e42f84000
[ 2739.848070] RIP: 0010:__intel_fbc_disable+0xdf/0x110 [i915]
[ 2739.848072] RSP: 0018:ffffa86e42f87940 EFLAGS: 00010286
[ 2739.848076] RAX: 0000000000000014 RBX: ffff8e4283078000 RCX:
ffffffffae25f1c8
[ 2739.848079] RDX: 0000000000000000 RSI: 0000000000000096 RDI:
0000000000000247
[ 2739.848081] RBP: ffffa86e42f87950 R08: 0000000000000014 R09:
00000000000046a9
[ 2739.848082] R10: ffffa86e40cdfe30 R11: 0000000000000014 R12:
ffff8e428c0f6000
[ 2739.848084] R13: ffff8e428307abf0 R14: ffff8e428c8da000 R15:
ffff8e4283078000
[ 2739.848088] FS: 00007f185b9eea40(0000) GS:ffff8e4296d00000(0000)
knlGS:0000000000000000
[ 2739.848090] CS: 0010 DS: 0000 ES: 0000 CR0: 0000000080050033
[ 2739.848092] CR2: 000055de0dc3eeb8 CR3: 000000024b808000 CR4:
00000000003406e0
[ 2739.848095] Call Trace:
[ 2739.848161] intel_fbc_disable+0x5f/0x70 [i915]
[ 2739.848224] intel_atomic_commit_tail+0x153/0xfa0 [i915]
[ 2739.848291] ? intel_atomic_commit_ready+0x48/0x5c [i915]
[ 2739.848338] ? __i915_sw_fence_complete+0xf8/0x1a0 [i915]
[ 2739.848407] intel_atomic_commit+0x18c/0x240 [i915]
[ 2739.848444] drm_atomic_commit+0x4b/0x50 [drm]
[ 2739.848500] hsw_pipe_A_crc_wa+0x6b/0x170 [i915]
[ 2739.848554] get_new_crc_ctl_reg+0x143/0x330 [i915]
[ 2739.848607] intel_crtc_set_crc_source+0x8b/0x200 [i915]
[ 2739.848634] crtc_crc_open+0xf1/0x2b0 [drm]
[ 2739.848642] ? kmem_cache_alloc_trace+0x181/0x190
[ 2739.848650] full_proxy_open+0xff/0x1c0
[ 2739.848656] do_dentry_open+0x1fc/0x300
[ 2739.848662] ? full_proxy_release+0x90/0x90
[ 2739.848667] vfs_open+0x4e/0x80
[ 2739.848672] path_openat+0x614/0x1490
[ 2739.848677] ? __slab_free+0xa9/0x300
[ 2739.848682] ? __slab_free+0xa9/0x300
[ 2739.848687] ? _copy_to_user+0x2a/0x40
[ 2739.848712] ? crc_control_write+0x7e/0x100 [drm]
[ 2739.848717] do_filp_open+0x99/0x110
[ 2739.848723] ? __check_object_size+0xb3/0x190
[ 2739.848729] ? __alloc_fd+0x46/0x170
[ 2739.848735] do_sys_open+0x130/0x220
[ 2739.848740] ? do_sys_open+0x130/0x220
[ 2739.848746] SyS_openat+0x14/0x20
[ 2739.848752] entry_SYSCALL_64_fastpath+0x1e/0xa9
[ 2739.848755] RIP: 0033:0x7f1859be875a
[ 2739.848757] RSP: 002b:00007ffd45522540 EFLAGS: 00000246 ORIG_RAX:
0000000000000101
[ 2739.848761] RAX: ffffffffffffffda RBX: 0000564f1343a5a0 RCX:
00007f1859be875a
[ 2739.848763] RDX: 0000000000000000 RSI: 00007ffd45522600 RDI:
0000000000000006
[ 2739.848765] RBP: 00007ffd45522740 R08: 0000000000000000 R09:
000000000000000f
[ 2739.848767] R10: 0000000000000000 R11: 0000000000000246 R12:
0000000000000001
[ 2739.848769] R13: 0000564f1254bb6a R14: 00007ffd45522950 R15:
0000564f12762a60
[ 2739.848772] Code: e1 ea 68 c0 e8 24 77 ed ec 0f ff 80 bb d2 2c 00 00 00 0f
84 6f ff ff ff 48 c7 c6 fb ea 68 c0 48 c7 c7 e1 ea 68 c0 e8 02 77 ed ec <0f> ff
41 80 bc 24 b8 04 00 00 00 0f 84 5a ff ff ff 48 c7 c6 10
[ 2739.848845] ---[ end trace d6ff4a47c036fe0f ]---
[ 2739.848995] WARN_ON(fbc->active)
[ 2739.849030] ------------[ cut here ]------------
[ 2739.849103] WARNING: CPU: 2 PID: 25732 at
drivers/gpu/drm/i915/intel_fbc.c:1141 intel_fbc_enable+0x4a1/0x550 [i915]
[ 2739.849104] Modules linked in: rfcomm bnep arc4 iwlmvm binfmt_misc
nls_iso8859_1 intel_rapl x86_pkg_temp_thermal intel_powerclamp mac80211
coretemp crct10dif_pclmul crc32_pclmul ghash_clmulni_intel pcbc aesni_intel
aes_x86_64 crypto_simd cryptd glue_helper iwlwifi intel_cstate
snd_hda_codec_realtek intel_rapl_perf snd_soc_rt5640 snd_hda_codec_hdmi
snd_hda_codec_generic snd_soc_rl6231 snd_soc_ssm4567 snd_soc_core cfg80211
snd_hda_intel btusb btrtl btbcm snd_hda_codec btintel snd_compress snd_hwdep
bluetooth snd_hda_core input_leds snd_seq lpc_ich ir_rc6_decoder snd_pcm
ecdh_generic mei_me shpchp snd_seq_device mei snd_timer rc_rc6_mce
ir_lirc_codec lirc_dev snd acpi_als nuvoton_cir snd_soc_sst_acpi rc_core
elan_i2c snd_soc_sst_match kfifo_buf dw_dmac dw_dmac_core industrialio 8250_dw
spi_pxa2xx_platform
[ 2739.849174] acpi_pad soundcore mac_hid parport_pc ppdev lp parport
ip_tables x_tables autofs4 i915 hid_generic usbhid i2c_algo_bit drm_kms_helper
syscopyarea sysfillrect sysimgblt fb_sys_fops drm e1000e ptp ahci libahci
pps_core video sdhci_acpi i2c_hid sdhci hid
[ 2739.849207] CPU: 2 PID: 25732 Comm: kms_frontbuffer Tainted: G U W
4.13.0-rc6+ #41
[ 2739.849209] Hardware name: /NUC5i5RYB, BIOS
RYBDWi35.86A.0365.2017.0704.1050 07/04/2017
[ 2739.849211] task: ffff8e428b314500 task.stack: ffffa86e42f84000
[ 2739.849280] RIP: 0010:intel_fbc_enable+0x4a1/0x550 [i915]
[ 2739.849283] RSP: 0018:ffffa86e42f878c0 EFLAGS: 00010282
[ 2739.849286] RAX: 0000000000000014 RBX: ffff8e4283078000 RCX:
ffffffffae25f1c8
[ 2739.849288] RDX: 0000000000000000 RSI: 0000000000000092 RDI:
0000000000000247
[ 2739.849290] RBP: ffffa86e42f87910 R08: 0000000000000014 R09:
00000000000046e0
[ 2739.849292] R10: ffffa86e42f87670 R11: 0000000000000014 R12:
ffff8e428c0f6000
[ 2739.849294] R13: ffff8e42867e9000 R14: ffff8e4283410e00 R15:
ffff8e428c8da000
[ 2739.849298] FS: 00007f185b9eea40(0000) GS:ffff8e4296d00000(0000)
knlGS:0000000000000000
[ 2739.849300] CS: 0010 DS: 0000 ES: 0000 CR0: 0000000080050033
[ 2739.849302] CR2: 000055de0dc3eeb8 CR3: 000000024b808000 CR4:
00000000003406e0
[ 2739.849303] Call Trace:
[ 2739.849373] intel_update_crtc+0x7a/0xd0 [i915]
[ 2739.849441] intel_update_crtcs+0x6b/0x80 [i915]
[ 2739.849508] intel_atomic_commit_tail+0x2e9/0xfa0 [i915]
[ 2739.849575] ? intel_atomic_commit_ready+0x48/0x5c [i915]
[ 2739.849622] ? __i915_sw_fence_complete+0xf8/0x1a0 [i915]
[ 2739.849689] intel_atomic_commit+0x18c/0x240 [i915]
[ 2739.849722] drm_atomic_commit+0x4b/0x50 [drm]
[ 2739.849779] hsw_pipe_A_crc_wa+0x6b/0x170 [i915]
[ 2739.849833] get_new_crc_ctl_reg+0x143/0x330 [i915]
[ 2739.849886] intel_crtc_set_crc_source+0x8b/0x200 [i915]
[ 2739.849912] crtc_crc_open+0xf1/0x2b0 [drm]
[ 2739.849918] ? kmem_cache_alloc_trace+0x181/0x190
[ 2739.849925] full_proxy_open+0xff/0x1c0
[ 2739.849931] do_dentry_open+0x1fc/0x300
[ 2739.849936] ? full_proxy_release+0x90/0x90
[ 2739.849942] vfs_open+0x4e/0x80
[ 2739.849947] path_openat+0x614/0x1490
[ 2739.849951] ? __slab_free+0xa9/0x300
[ 2739.849956] ? __slab_free+0xa9/0x300
[ 2739.849960] ? _copy_to_user+0x2a/0x40
[ 2739.849986] ? crc_control_write+0x7e/0x100 [drm]
[ 2739.849991] do_filp_open+0x99/0x110
[ 2739.849997] ? __check_object_size+0xb3/0x190
[ 2739.850002] ? __alloc_fd+0x46/0x170
[ 2739.850008] do_sys_open+0x130/0x220
[ 2739.850013] ? do_sys_open+0x130/0x220
[ 2739.850019] SyS_openat+0x14/0x20
[ 2739.850024] entry_SYSCALL_64_fastpath+0x1e/0xa9
[ 2739.850027] RIP: 0033:0x7f1859be875a
[ 2739.850029] RSP: 002b:00007ffd45522540 EFLAGS: 00000246 ORIG_RAX:
0000000000000101
[ 2739.850033] RAX: ffffffffffffffda RBX: 0000564f1343a5a0 RCX:
00007f1859be875a
[ 2739.850035] RDX: 0000000000000000 RSI: 00007ffd45522600 RDI:
0000000000000006
[ 2739.850037] RBP: 00007ffd45522740 R08: 0000000000000000 R09:
000000000000000f
[ 2739.850039] R10: 0000000000000000 R11: 0000000000000246 R12:
0000000000000001
[ 2739.850041] R13: 0000564f1254bb6a R14: 00007ffd45522950 R15:
0000564f12762a60
[ 2739.850044] Code: c6 c8 3a 6a c0 48 c7 c7 e1 ea 68 c0 e8 1a 60 ed ec 0f ff
e9 f6 fb ff ff 48 c7 c6 fb ea 68 c0 48 c7 c7 e1 ea 68 c0 e8 00 60 ed ec <0f> ff
e9 ce fb ff ff 49 8b 94 24 30 2c 00 00 41 03 94 24 08 3f
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