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CC2640R2F: Assert failed in LL_ProcessEvent

Part Number: CC2640R2F


Hi,

we are developing an application based on multi_role.

The device continuously scans. When it finds a certain MAC address it connects and starts discovering services.

At this point if I open two connections to the device an assert fail.

This is the backtrace:

halAssertHandler() at hal_assert.c:173 0x00019BFE 	
halAssertHandlerExt(int)() at hal_assert.c:207 0x00016BEC 	
llFindStartType(struct <unnamed> *, struct <unnamed> *)() at ll_scheduler.c:986 0x0000E19A 	
llScheduler() at ll_scheduler.c:570 0x00001D5C 	
LL_ProcessEvent(unsigned char, unsigned short)() at ll.c:1.346 0x00001F98 	
osal_run_system() at osal.c:1.799 0x000060CA 	
osal_start_system() at osal.c:1.514 0x00015F38 	
stack_main(void *)() at osal_icall_ble.c:265 0x00012468 	
startup_entry(struct _icall_remote_task_arg_t *, void *)() at icall_startup.c:235 0x00016504 	
ICall_taskEntry(unsigned int, unsigned int)() at icall.c:512 0x0001928C 	
ti_sysbios_knl_Task_exit__E() at Task.c:455 0x0001445C  (next frame is identical to an existing frame)	

And this the execution context on osal.c, line 1799: events = (tasksArr[idx])( idx, events );

dest_id	int	0x20002088 (Hex)	0x20001C24	
dst	unsigned char	0 '\x00'	0x20001C9D	
entity	int	0x2E000000 (Hex)	0x20001BF8	
events	int	0x20001F08 (Hex)	0x20001C20	
hdr	struct _icall_msg_hdr_t *	0x00000011 {next=0xAD000182,srcentity=130 '\x82',dstentity=1 '\x01',format=0 '\x00',len=...	0x20001C28	
	*(hdr)	struct _icall_msg_hdr_t	{next=0xAD000182,srcentity=130 '\x82',dstentity=1 '\x01',format=0 '\x00',len=386...	0x00000011	
		next	void *	0xAD000182	0x00000011	
			*(next)	unknown	cannot load from non-primitive location	
		srcentity	unsigned char	130 '\x82'	0x00000015	
		dstentity	unsigned char	1 '\x01'	0x00000016	
		format	unsigned char	0 '\x00'	0x00000017	
		len	unsigned short	386	0x00000019	
		dest_id	unsigned char	0 '\x00'	0x0000001B	
i	unsigned char	8 '\x08'	0x20001C20	
idx	unsigned char	8 '\x08'	0x20001C20	
intState	unsigned int	536875500	0x20001C34	
msg	void *	0x00000000	0x20001C98	
next_timeout_post	unsigned long	17	0x20001C28	
next_timeout_prior	unsigned long	4294967295	0x20001CA4	
proxyid	int	0	Register R0	
src	unsigned char	0 '\x00'	0x20001C9C

What can cause this error?

The sdk used is the 2.40.0.32, MAX_NUM_BLE_CONNS is set to 4.