修改jpeg分辨率导致cat /proc/umap/venc段错误

用3519V101 040版本，调用HI_MPI_VENC_SetChnAttr(VencSnapChn, &tVENC_SNAP_CHN_ATTR)将jpege通道的分辨率从1080改为720，未报错，修改成功，抓图变为720了，但cat /proc/umap/venc时会导致段错误，烦高手解答一下，谢谢。


cat /proc/umap/venc
Unable to handle kernel paging request at virtual address 3a9a646e
pgd = c207c000
[3a9a646e] *pgd=00000000
Internal error: Oops: 5 [#1] SMP ARM
Modules linked in: hi_lens(O) hi_user(O) hi_mipi(O) hi_acodec(PO) hi3519v101_adec(PO) hi3519v101_aenc(PO) hi3519v101_ao(PO) hi3519v101_ai(PO) hi3519v101_aio(PO) hi_piris(O) hi_pwm(O) hi_sensor_i2c(O) hi3519v101_ive(PO) hi3519v101_jpege(PO) hi3519v101_h265e(PO) hi3519v101_h264e(PO) hi3519v101_vedu(PO) hi3519v101_chnl(PO) hi3519v101_venc(PO) hi3519v101_rc(PO) hifb(O) hi3519v101_vou(PO) hi3519v101_vpss(PO) hi3519v101_viu(PO) hi3519v101_isp(PO) hi_irswitch(O) hi_cg5162lc(O) mcuctrl(O) hi_lm75(O) hi3519v101_rtc(O) hi3519v101_wdt(O) hi3519v101_vgs(PO) hi3519v101_fisheye(PO) hi3519v101_region(PO) hi3519v101_tde(PO) hi3519v101_sys(PO) hi3519v101_base(PO) hi_osal(O)
CPU: 1 PID: 431 Comm: cat Tainted: P           O   3.18.20 #5

........

[] (strnlen) from [] (string+0x34/0x100)
[] (string) from [] (vsnprintf+0x148/0x37c)
[] (vsnprintf) from [] (seq_vprintf+0x30/0x5c)
[] (seq_vprintf) from [] (osal_seq_printf+0x24/0x34 [hi_osal])
[] (osal_seq_printf [hi_osal]) from [] (VencProcShow+0x294/0x102c [hi3519v101_venc])
[] (VencProcShow [hi3519v101_venc]) from [] (osal_seq_show+0x20/0x44 [hi_osal])
[] (osal_seq_show [hi_osal]) from [] (seq_read+0x1ec/0x484)
[] (seq_read) from [] (proc_reg_read+0x5c/0x84)
[] (proc_reg_read) from [] (vfs_read+0x8c/0x14c)
[] (vfs_read) from [] (SyS_read+0x44/0x9c)
[] (SyS_read) from [] (ret_fast_syscall+0x0/0x38)
Code: e1a00002 e12fff1e e3510000 0a000010 (e5d03000)
---[ end trace f1c9cebe74f01548 ]---
Segmentation fault