i.MX ProcessorsのトピックIPU Warning and kernel panic under thermal shock environment

i.MX ProcessorsのトピックIPU Warning and kernel panic under thermal shock environment https://community.nxp.com/t5/i-MX-Processors/IPU-Warning-and-kernel-panic-under-thermal-shock-environment/m-p/486355#M77811 <HTML><HEAD></HEAD><BODY><P>Yocto 1.5</P><P></P><P>I use "gst-launch playbin2 uri=file:////test.avi flags=0x41 video-sink="mfw_v4lsink device=/dev/video17"" to play video(resolution 320p)</P><P></P><P>With cpu stress test under thermal shock environment</P><P></P><P><SPAN class="short_text" lang="en"><SPAN class="hps">After</SPAN> <SPAN class="hps">a period of time, ipu warning message will show up repeatly ,as below</SPAN></SPAN></P><P><SPAN class="short_text" lang="en"><SPAN class="hps"></SPAN></SPAN></P><P>imx-ipuv3 2400000.ipu: IPU Warning - IPU_INT_STAT_10 = 0x00080000</P><P>imx-ipuv3 2400000.ipu: IPU Warning - IPU_INT_STAT_5 = 0x00800000</P><P>imx-ipuv3 2400000.ipu: IPU Warning - IPU_INT_STAT_10 = 0x00080000</P><P>imx-ipuv3 2400000.ipu: IPU Warning - IPU_INT_STAT_5 = 0x00800000</P><P></P><P></P><P>then after a period ,kernel panic message will show up,but system keep alive and still play video </P><P></P><P>Unable to handle kernel paging request at virtual address 3b7f407f</P><P>imx-ipuv3 2400000.ipu: IPU Warning - IPU_INT_STAT_10 = 0x00080000</P><P>imx-ipuv3 2400000.ipu: IPU Warning - IPU_INT_STAT_5 = 0x00800000</P><P>imx-ipuv3 2400000.ipu: IPU Warning - IPU_INT_STAT_10 = 0x00080000</P><P>imx-ipuv3 2400000.ipu: IPU Warning - IPU_INT_STAT_5 = 0x00800000</P><P>pgd = d86bc000</P><P>[3b7f407f] *pgd=00000000imx-ipuv3 2400000.ipu: IPU Warning - IPU_INT_STAT_10 = 0x00080000</P><P>imx-ipuv3 2400000.ipu: IPU Warning - IPU_INT_STAT_5 = 0x00800000</P><P>imx-ipuv3 2400000.ipu: IPU Warning - IPU_INT_STAT_10 = 0x00080000</P><P>Internal error: Oops: 5 [#1] PREEMPT SMP ARM</P><P>Modules linked in: ath3k mxc_v4l2_capture ipu_bg_overlay_sdc ipu_still ipu_prp_enc ipu_csi_enc ipu_fg_overlay_sdc usb_f_acm u_serial g_serial libcomposite ov5640_camera_mipi configfs evbug</P><P>CPU: 1 PID: 204 Comm: udevd Not tainted 3.10.17-advantech_rom5420_V3.500_svn1502 #1</P><P>task: d81dd2c0 ti: d8612000 task.ti: d8612000</P><P>PC is at strnlen+0x10/0x68</P><P>LR is at string.isra.6+0x34/0xe8</P><P>pc : [<80271db4>]    lr : [<802741ac>]    psr: a0000113</P><P>sp : d8613e14  ip : 80b1aea8  fp : 00000000</P><P>r10: 8063cb00  r9 : d8613e8c  r8 : 00000000</P><P>r7 : 3b7f407f  r6 : ffffffff  r5 : ffffffff  r4 : fffffffe</P><P>r3 : 00000000  r2 : 3b7f407f  r1 : ffffffff  r0 : 3b7f407f</P><P>Flags: NzCv  IRQs on  FIQs on  Mode SVC_32  ISA ARM  Segment user</P><P>Control: 10c53c7d  Table: 686bc04a  DAC: 00000015</P><P>Process udevd (pid: 204, stack limit = 0xd8612238)</P><P>Stack: (0xd8613e14 to 0xd8614000)</P><P>3e00:                                              d8c8e000 d8c8e000 80b6ee0c</P><P>3e20: 80b6ee0e 00000002 ffffffff 80274fc0 ffffffff ffffffff d8613e46 00000002</P><P>3e40: 27371fff d8c8e000 ff0a0004 ffffffff 00000082 00000000 d8c8e000 80c68a20</P><P>3e60: 00000000 d8411e00 80c68a20 d8411e00 00000000 802752cc 80c68a20 d8613e88</P><P>3e80: 8043c920 80b6ee0c 3b7f407f e3d2a784 d853a000 d8db0000 8063cb00 00000000</P><P>3ea0: d83c0404 d853a000 d8c8e000 8043cac0 d853a000 00000000 76f1a000 d8411e08</P><P>3ec0: d853a000 d8411e00 d853a000 d8db0000 00001000 76f1a000 80654fd8 8031765c</P><P>3ee0: 80654fd8 800bc6e0 d8043500 d8411e08 d8d17000 d8d17018 d8043500 d8411e08</P><P>3f00: d8d17000 80315d10 d8411e08 80c4dbe4 d8d17000 d8d17018 d8613f80 80316200</P><P>3f20: 803161e4 d8411e08 d8404740 80118d44 d85bce44 d85bce40 d85bce40 d8f660c0</P><P>3f40: 76f1a000 d8613f80 76f1a000 00000000 00001000 00000000 00000000 800c0b14</P><P>3f60: 00000000 80611d6c 00000000 00000000 d8f660c0 76f1a000 00000000 800c1174</P><P>3f80: 00000000 00000000 ffffffff 00e28fe8 00e28fe8 00e28fe8 00000003 8000e204</P><P>3fa0: d8612000 8000e080 00e28fe8 00e28fe8 0000000b 76f1a000 00001000 00000040</P><P>3fc0: 00e28fe8 00e28fe8 00e28fe8 00000003 7e88c880 0000000a 7e88c880 00000000</P><P>3fe0: 00000000 7e88c3dc 76dc5ea0 76e18fcc 600f0010 0000000b e1a01006 eb000235</P><P>[<80271db4>] (strnlen+0x10/0x68) from [<d8c8e000>] (0xd8c8e000)</P><P>Code: e3510000 e52d4004 e2414001 0a000013 (e5d01000) </P><P>---[ end trace ef7dc10f96591ad9 ]---</P><P></P><P></P><P>I check the document</P><UL><LI>IPU Warning - IPU_INT_STAT_10 = 0x00080000<UL><LI>IPU_INT_STAT_10[19] DI0 DI0_SYNC_DISP_ERR</LI></UL></LI><LI>IPU Warning - IPU_INT_STAT_5 = 0x00800000<UL><LI>IPU_INT_STAT_5[23] IDMAC IDMAC_NFB4EOF_ERR_23</LI></UL></LI></UL><P>What is that mean? how to solve this issue?</P><P>thanks</P></BODY></HTML> Thu, 04 Feb 2016 03:30:04 GMT charleshuang 2016-02-04T03:30:04Z IPU Warning and kernel panic under thermal shock environment https://community.nxp.com/t5/i-MX-Processors/IPU-Warning-and-kernel-panic-under-thermal-shock-environment/m-p/486355#M77811 <HTML><HEAD></HEAD><BODY><P>Yocto 1.5</P><P></P><P>I use "gst-launch playbin2 uri=file:////test.avi flags=0x41 video-sink="mfw_v4lsink device=/dev/video17"" to play video(resolution 320p)</P><P></P><P>With cpu stress test under thermal shock environment</P><P></P><P><SPAN class="short_text" lang="en"><SPAN class="hps">After</SPAN> <SPAN class="hps">a period of time, ipu warning message will show up repeatly ,as below</SPAN></SPAN></P><P><SPAN class="short_text" lang="en"><SPAN class="hps"></SPAN></SPAN></P><P>imx-ipuv3 2400000.ipu: IPU Warning - IPU_INT_STAT_10 = 0x00080000</P><P>imx-ipuv3 2400000.ipu: IPU Warning - IPU_INT_STAT_5 = 0x00800000</P><P>imx-ipuv3 2400000.ipu: IPU Warning - IPU_INT_STAT_10 = 0x00080000</P><P>imx-ipuv3 2400000.ipu: IPU Warning - IPU_INT_STAT_5 = 0x00800000</P><P></P><P></P><P>then after a period ,kernel panic message will show up,but system keep alive and still play video </P><P></P><P>Unable to handle kernel paging request at virtual address 3b7f407f</P><P>imx-ipuv3 2400000.ipu: IPU Warning - IPU_INT_STAT_10 = 0x00080000</P><P>imx-ipuv3 2400000.ipu: IPU Warning - IPU_INT_STAT_5 = 0x00800000</P><P>imx-ipuv3 2400000.ipu: IPU Warning - IPU_INT_STAT_10 = 0x00080000</P><P>imx-ipuv3 2400000.ipu: IPU Warning - IPU_INT_STAT_5 = 0x00800000</P><P>pgd = d86bc000</P><P>[3b7f407f] *pgd=00000000imx-ipuv3 2400000.ipu: IPU Warning - IPU_INT_STAT_10 = 0x00080000</P><P>imx-ipuv3 2400000.ipu: IPU Warning - IPU_INT_STAT_5 = 0x00800000</P><P>imx-ipuv3 2400000.ipu: IPU Warning - IPU_INT_STAT_10 = 0x00080000</P><P>Internal error: Oops: 5 [#1] PREEMPT SMP ARM</P><P>Modules linked in: ath3k mxc_v4l2_capture ipu_bg_overlay_sdc ipu_still ipu_prp_enc ipu_csi_enc ipu_fg_overlay_sdc usb_f_acm u_serial g_serial libcomposite ov5640_camera_mipi configfs evbug</P><P>CPU: 1 PID: 204 Comm: udevd Not tainted 3.10.17-advantech_rom5420_V3.500_svn1502 #1</P><P>task: d81dd2c0 ti: d8612000 task.ti: d8612000</P><P>PC is at strnlen+0x10/0x68</P><P>LR is at string.isra.6+0x34/0xe8</P><P>pc : [<80271db4>]    lr : [<802741ac>]    psr: a0000113</P><P>sp : d8613e14  ip : 80b1aea8  fp : 00000000</P><P>r10: 8063cb00  r9 : d8613e8c  r8 : 00000000</P><P>r7 : 3b7f407f  r6 : ffffffff  r5 : ffffffff  r4 : fffffffe</P><P>r3 : 00000000  r2 : 3b7f407f  r1 : ffffffff  r0 : 3b7f407f</P><P>Flags: NzCv  IRQs on  FIQs on  Mode SVC_32  ISA ARM  Segment user</P><P>Control: 10c53c7d  Table: 686bc04a  DAC: 00000015</P><P>Process udevd (pid: 204, stack limit = 0xd8612238)</P><P>Stack: (0xd8613e14 to 0xd8614000)</P><P>3e00:                                              d8c8e000 d8c8e000 80b6ee0c</P><P>3e20: 80b6ee0e 00000002 ffffffff 80274fc0 ffffffff ffffffff d8613e46 00000002</P><P>3e40: 27371fff d8c8e000 ff0a0004 ffffffff 00000082 00000000 d8c8e000 80c68a20</P><P>3e60: 00000000 d8411e00 80c68a20 d8411e00 00000000 802752cc 80c68a20 d8613e88</P><P>3e80: 8043c920 80b6ee0c 3b7f407f e3d2a784 d853a000 d8db0000 8063cb00 00000000</P><P>3ea0: d83c0404 d853a000 d8c8e000 8043cac0 d853a000 00000000 76f1a000 d8411e08</P><P>3ec0: d853a000 d8411e00 d853a000 d8db0000 00001000 76f1a000 80654fd8 8031765c</P><P>3ee0: 80654fd8 800bc6e0 d8043500 d8411e08 d8d17000 d8d17018 d8043500 d8411e08</P><P>3f00: d8d17000 80315d10 d8411e08 80c4dbe4 d8d17000 d8d17018 d8613f80 80316200</P><P>3f20: 803161e4 d8411e08 d8404740 80118d44 d85bce44 d85bce40 d85bce40 d8f660c0</P><P>3f40: 76f1a000 d8613f80 76f1a000 00000000 00001000 00000000 00000000 800c0b14</P><P>3f60: 00000000 80611d6c 00000000 00000000 d8f660c0 76f1a000 00000000 800c1174</P><P>3f80: 00000000 00000000 ffffffff 00e28fe8 00e28fe8 00e28fe8 00000003 8000e204</P><P>3fa0: d8612000 8000e080 00e28fe8 00e28fe8 0000000b 76f1a000 00001000 00000040</P><P>3fc0: 00e28fe8 00e28fe8 00e28fe8 00000003 7e88c880 0000000a 7e88c880 00000000</P><P>3fe0: 00000000 7e88c3dc 76dc5ea0 76e18fcc 600f0010 0000000b e1a01006 eb000235</P><P>[<80271db4>] (strnlen+0x10/0x68) from [<d8c8e000>] (0xd8c8e000)</P><P>Code: e3510000 e52d4004 e2414001 0a000013 (e5d01000) </P><P>---[ end trace ef7dc10f96591ad9 ]---</P><P></P><P></P><P>I check the document</P><UL><LI>IPU Warning - IPU_INT_STAT_10 = 0x00080000<UL><LI>IPU_INT_STAT_10[19] DI0 DI0_SYNC_DISP_ERR</LI></UL></LI><LI>IPU Warning - IPU_INT_STAT_5 = 0x00800000<UL><LI>IPU_INT_STAT_5[23] IDMAC IDMAC_NFB4EOF_ERR_23</LI></UL></LI></UL><P>What is that mean? how to solve this issue?</P><P>thanks</P></BODY></HTML> Thu, 04 Feb 2016 03:30:04 GMT https://community.nxp.com/t5/i-MX-Processors/IPU-Warning-and-kernel-panic-under-thermal-shock-environment/m-p/486355#M77811 charleshuang 2016-02-04T03:30:04Z Re: IPU Warning and kernel panic under thermal shock environment https://community.nxp.com/t5/i-MX-Processors/IPU-Warning-and-kernel-panic-under-thermal-shock-environment/m-p/486356#M77812 <HTML><HEAD></HEAD><BODY><P>Hi charles</P><P></P><P>IPU Error - IPU_INT_STAT_10 =0x00080000" </P><P></P><P>bit 19 of IPU_INT_STAT_10 is DI0_SYNC_DISP_ERR. This bit is </P><P>set when there's an error, usually as result of data starvation when </P><P>data that should be sent to display is not available in IPUs internal </P><P>FIFO. Probable reason may be DDR data errors due to change of thermal  conditions:</P><P>this may be ripples on power supplies (note, current is increased with temperature)</P><P>or ddr signal integrity issues. It may be recommended to run ddr test at high temperatures</P><P>and update calibration coefficients.</P><P></P><P>Best regards</P><P>igor</P><P>-----------------------------------------------------------------------------------------------------------------------</P><P>Note: If this post answers your question, please click the Correct Answer button. Thank you!</P><P>-----------------------------------------------------------------------------------------------------------------------</P></BODY></HTML> Thu, 04 Feb 2016 07:40:05 GMT https://community.nxp.com/t5/i-MX-Processors/IPU-Warning-and-kernel-panic-under-thermal-shock-environment/m-p/486356#M77812 igorpadykov 2016-02-04T07:40:05Z