GPS & memory related errors

Hi there, we are experiencing random errors on WP7702, with this hw/sw cfg:

Device:                        WP7702
IMEI:                          352653090788100
IMEISV:                        6
FSN:                           VU230130800510
Firmware Version:              SWI9X06Y_02.36.06.00 63d944 jenkins 2020/12/10 19:12:28
Bootloader Version:            SWI9X06Y_02.36.06.00 63d944 jenkins 2020/12/10 19:12:28
MCU Version:                   002.015
PRI Part Number (PN):          9908741
PRI Revision:                  002.001
Carrier PRI Name:              GENERIC
Carrier PRI Revision:          001.071_001
SKU:                           1104214
Last Reset Cause:              Crash
Resets Count:                  Expected: 23     Unexpected: 17
1) 
[  299.900336] Fatal error on the modem.
[  299.903007] modem subsystem failure reason: gpsuser.c:878:SWI_ABORT-M: gpssatinfoupdate: no mem.
[  299.912000] M-Notify: General: 8
[  300.021034] Kernel panic - not syncing: subsys-restart: Resetting the SoC - modem crashed.
2)____________________________________________
  45.997204] Fatal error on the modem.
[   45.999854] modem subsystem failure reason: gpstask.c:3508:SWI_ABORT-M: gpspdcb: no mem.
[   46.008142] M-Notify: General: 8
[   46.121522] Kernel panic - not syncing: subsys-restart: Resetting the SoC - modem crashed.
[   46.128847] CPU: 0 PID: 201 Comm: kworker/0:3 Tainted: G           O   3.18.140 #1
[   46.136348] Workqueue: events device_restart_work_hdlr
[   46.141486] [<c0014428>] (unwind_backtrace) from [<c00122ac>] (show_stack+0x10/0x14)
[   46.149191] [<c00122ac>] (show_stack) from [<c078bf34>] (panic+0x90/0x1f4)
[   46.156044] [<c078bf34>] (panic) from [<c026b068>] (device_restart_work_hdlr+0x38/0x3c)
[   46.164033] [<c026b068>] (device_restart_work_hdlr) from [<c00311c4>] (process_one_work+0x1bc/0x2e0)
[   46.173142] [<c00311c4>] (process_one_work) from [<c0031f80>] (worker_thread+0x2dc/0x3b8)
[   46.181305] [<c0031f80>] (worker_thread) from [<c003582c>] (kthread+0xc8/0xd4)
[   46.188510] [<c003582c>] (kthread) from [<c000e798>] (ret_from_fork+0x14/0x3c)
[   46.195713] cpr_panic_callback: apc_corner: [corner:1, fuse_corner:1] = 1050000 uV
[   46.203555] Rebooting in 5 seconds..
[   51.228301] Going down for restart now
[   51.231862] reboot: trigger wdog bite
[   51.234837] Causing a watchdog bite!
___________________________________________________

Actual memory status:
root@swi-mdm9x28-wp:~# free -m

                      total        used        free      shared  buff/cache   available
Mem:            182          68          15           2          98         106
Swap:             0           0           0
root@swi-mdm9x28-wp:~#

gpsuser.c and gpstask.c are not part of legato nor swi-linux so any other analisys is not possibile.

Any suggest?

how about using latest firmware?
https://source.sierrawireless.com/resources/airprime/software/wp77xx/wp77xx-firmware-release-15,-d-,1/#sthash.EMpHkuLU.dpbs