Christopher Collins created MYNEWT-749:
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Summary: BLE Host - Crash during key persistence if key-dist
settings are 0
Key: MYNEWT-749
URL: https://issues.apache.org/jira/browse/MYNEWT-749
Project: Mynewt
Issue Type: Bug
Components: Nimble
Reporter: Christopher Collins
If BLE_SM_BONDING is enabled, but one of the the following settings is 0:
* BLE_SM_OUR_KEY_DIST
* BLE_SM_THEIR_KEY_DIST
then Mynewt crashes when pairing completes. Here is an example stack trace:
{noformat}
Program received signal SIGTRAP, Trace/breakpoint trap.
__assert_func (file=file@entry=0x0, line=line@entry=0, func=func@entry=0x0,
e=e@entry=0x0) at kernel/os/src/arch/cortex_m4/os_fault.c:137
137 asm("bkpt");
(gdb) whe
#0 __assert_func (file=file@entry=0x0, line=line@entry=0, func=func@entry=0x0,
e=e@entry=0x0) at kernel/os/src/arch/cortex_m4/os_fault.c:137
#1 0x000181f8 in ble_store_persist_sec (obj_type=<optimized out>,
value_sec=<optimized out>) at net/nimble/host/src/ble_store.c:92
#2 0x000177ca in ble_sm_persist_keys (proc=0x181f9 <ble_store_persist_sec+20>)
at net/nimble/host/src/ble_sm.c:565
#3 ble_sm_process_result (conn_handle=conn_handle@entry=1,
res=res@entry=0x2000165c <os_main_stack+3968>) at
net/nimble/host/src/ble_sm.c:860
#4 0x0001792c in ble_sm_enc_event_rx (conn_handle=<optimized out>,
evt_status=<optimized out>, encrypted=1) at net/nimble/host/src/ble_sm.c:1042
#5 0x00017942 in ble_sm_enc_change_rx (evt=evt@entry=0x20001698
<os_main_stack+4028>) at net/nimble/host/src/ble_sm.c:1051
#6 0x000153be in ble_hs_hci_evt_encrypt_change (event_code=<optimized out>,
data=0x20004c20 "\b\004", len=<optimized out>) at
net/nimble/host/src/ble_hs_hci_evt.c:163
#7 0x00015438 in ble_hs_hci_evt_process (data=0x20004c20 "\b\004") at
net/nimble/host/src/ble_hs_hci_evt.c:593
#8 0x00009016 in os_eventq_run (evq=<optimized out>) at
kernel/os/src/os_eventq.c:172
#9 0x0000879e in main () at apps/bleprph/src/main.c:301
{noformat}
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