Question AR FOUNDATION with Unity as library random crash

we are using AR foundation with android native, this random crash happens sometime when we go back from unity to android

java.lang.Error: FATAL EXCEPTION
[UnityMain]\nUnity version : 2019.4.13f1
Device model: samsung SM-G935W8
Device fingerprint: samsung/hero2ltebmc/hero2ltebmc:8.0.0/R16NW/G935W8VLS8CTI1:user/release-keys

Caused by: java.lang.Error: *** *** *** *** *** *** *** *** *** *** *** *** *** *** *** ***
Version '2019.4.13f1 (518737b1de84)',
Build type 'Release',
Scripting Backend 'il2cpp',
CPU 'arm64-v8a'
Build fingerprint: 'samsung/hero2ltebmc/hero2ltebmc:8.0.0/R16NW/G935W8VLS8CTI1:user/release-keys'
Revision: '9'
ABI: 'arm64'

Timestamp: 2021-03-25 13:51:45-0300

pid: 2218, tid: 7764, name: MediaFactoryImp >>>

<<<\nuid: 10351\nsignal 6 (SIGABRT), code -6 (SI_TKILL), fault addr --------\n
x0 0000000000000000 x1 0000000000001e54 x2 0000000000000006 x3 0000000000000008\n
x4 fefeff72347e9107 x5 fefeff72347e9107 x6 fefeff72347e9107 x7 7f7f7f7f7f7fff7f\n
x8 0000000000000083 x9 573cc6e1f69399d6 x10 0000000000000001 x11 0000000000000001\n
x12 ffffffffffffffff x13 0000000000000001 x14 0028c4e05c149f40 x15 0000b6ce87117fa6\n
x16 0000007358b612f8 x17 0000007358b02408 x18 0000000000000181 x19 00000000000008aa\n
x20 0000000000001e54 x21 00000073298ff198 x22 ffffff80ffffffc8 x23 00000073298ff250\n
x24 00000073298ff130 x25 00000073298ff170 x26 000000000000000b x27 0000007314f6e868\n
x28 0000007fefa2a430 x29 00000073298ff0a0\n
sp 00000073298ff060 lr 0000007358ab4bd4 pc 0000007358b02410\n\n

backtrace:

#00 pc 000000000006b410 /system/lib64/libc.so (tgkill+8) (BuildId: cafe80c5d1de3e1b8ff95fe7ea83f0c6)\n

#01 pc 000000000001dbd0 /system/lib64/libc.so (abort+88) (BuildId: cafe80c5d1de3e1b8ff95fe7ea83f0c6)\n

#02 pc 0000000000b875cc anon_inode:dmabuf

tat libc.tgkill(tgkill:8)

tat libc.abort(abort:88)

tat anon_inode:dmabuf.0xb875cc(Native Method)