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[SKL] i965 driver will crash when HEVC encoder setting the multi slices number > 10 #162

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mypopydev opened this issue May 11, 2017 · 0 comments
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[SKL] i965 driver will crash when HEVC encoder setting the multi slices number > 10 #162

mypopydev opened this issue May 11, 2017 · 0 comments
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@pengche1
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@mypopydev
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Test with 1280x720 YUV -> HECV multi-slice encode, when number of slices > 10, i965 driver crash.

gdb back trace as follow:

(gdb) bt
#0 0x00007fffee0c0979 in ?? () from /usr/lib/x86_64-linux-gnu/libdrm_intel.so.1
#1 0x00007fffee374271 in intel_batchbuffer_emit_reloc64 (batch=batch@entry=0x555557213c20, bo=0x555500000345, read_domains=read_domains@entry=2, write_domains=write_domains@entry=2, delta=92)
at intel_batchbuffer.c:176
#2 0x00007fffee354f24 in gen8_gpe_mi_store_register_mem (ctx=ctx@entry=0x5555571e7c70, batch=batch@entry=0x555557213c20, params=params@entry=0x7fffffffc380) at i965_gpe_utils.c:1565
#3 0x00007fffee38d5e9 in gen9_hevc_store_reg_mem (ctx=ctx@entry=0x5555571e7c70, batch=batch@entry=0x555557213c20, bo=, offset=, mmio_offset=)
at gen9_hevc_encoder.c:176
#4 0x00007fffee390b37 in gen9_hevc_pak_read_status (encoder_context=0x555557212820, encoder_context=0x555557212820, ctx=0x5555571e7c70) at gen9_hevc_encoder.c:7125
#5 gen9_hevc_pak_pipeline (ctx=, profile=, encode_state=0x5555571ecaa8, encoder_context=) at gen9_hevc_encoder.c:7193
#6 0x00007fffee3453fc in intel_encoder_end_picture (ctx=0x5555571e7c70, profile=, codec_state=0x5555571ecaa8, hw_context=0x555557212820) at i965_encoder.c:1364
#7 0x00007ffff6d4325f in vaEndPicture (dpy=0x5555571e7c00, context=33554432) at va.c:1296
#8 0x0000555556119ac5 in vaapi_encode_issue (avctx=avctx@entry=0x5555571fcc80, pic=) at libavcodec/vaapi_encode.c:402
#9 0x0000555556119cb0 in vaapi_encode_step (avctx=avctx@entry=0x5555571fcc80, target=target@entry=0x0) at libavcodec/vaapi_encode.c:627
#10 0x000055555611a11a in ff_vaapi_encode2 (avctx=0x5555571fcc80, pkt=, input_image=0x5555572269e0, got_packet=0x7fffffffcb54) at libavcodec/vaapi_encode.c:914
#11 0x0000555555a14993 in avcodec_encode_video2 (avctx=avctx@entry=0x5555571fcc80, avpkt=0x555557213ba0, frame=frame@entry=0x5555572269e0, got_packet_ptr=got_packet_ptr@entry=0x7fffffffcb54)
at libavcodec/encode.c:304
#12 0x0000555555a14c45 in do_encode (avctx=0x5555571fcc80, frame=0x5555572269e0, got_packet=0x7fffffffcb54) at libavcodec/encode.c:372
#13 0x0000555555a14dc7 in avcodec_send_frame (avctx=0x5555571fcc80, frame=0x5555572269e0) at libavcodec/encode.c:421
#14 0x00005555556c55b5 in do_video_out (of=0x5555571f9a00, ost=0x5555571fca00, next_picture=0x5555572269e0, sync_ipts=) at ffmpeg.c:1289
#15 0x00005555556c96e0 in reap_filters (flush=0) at ffmpeg.c:1507
#16 0x00005555556a9eba in transcode_step () at ffmpeg.c:4549
#17 transcode () at ffmpeg.c:4593
@mypopydev mypopydev changed the title [SKL] i965 driver will crash in HEVC multi slice > 10 [SKL] i965 driver will crash when HEVC encoder setting the multi slices number > 10 May 11, 2017
@pengche1 pengche1 self-assigned this May 11, 2017
@xhaihao xhaihao added the bug label May 11, 2017
@pengche1 pengche1 added the P2 label May 18, 2017
pengche1 added a commit to pengche1/intel-vaapi-driver that referenced this issue Jun 7, 2017
@pengche1
Fix the max slice number definition error in hevc encoder
eb25768 
The real max slice number is defined by I965_MAX_NUM_SLICE,
so also need to use this macro in hevc encoder

Fixes intel#162

Signed-off-by: peng.chen <peng.c.chen@intel.com>
@pengche1 pengche1 mentioned this issue Jun 7, 2017
Merged
xhaihao pushed a commit that referenced this issue Jun 8, 2017
@pengche1 @xhaihao
Fix the max slice number definition error in hevc encoder
81cf65d 
The real max slice number is defined by I965_MAX_NUM_SLICE,
so also need to use this macro in hevc encoder

Fixes #162

Signed-off-by: peng.chen <peng.c.chen@intel.com>
@seanvk seanvk removed the in progress label Jun 8, 2017
xhaihao pushed a commit that referenced this issue Jun 12, 2017
@pengche1 @xhaihao
Fix the max slice number definition error in hevc encoder
1de964f 
The real max slice number is defined by I965_MAX_NUM_SLICE,
so also need to use this macro in hevc encoder

Fixes #162

Signed-off-by: peng.chen <peng.c.chen@intel.com>
(cherry picked from commit 81cf65d)
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@seanvk @mypopydev @xhaihao @pengche1